1 2016-12-07 Bin Cheng <bin.cheng@arm.com>
3 PR tree-optimization/78691
4 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5 Require integral type for the outer expression.
7 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9 * config/aarch64/aarch64.c
10 (aarch64_builtin_support_vector_misalignment): New.
11 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
13 2016-12-06 David Malcolm <dmalcolm@redhat.com>
16 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
17 Conditionalize the string comparison on Pmode == DImode.
19 2016-12-06 Tom de Vries <tom@codesourcery.com>
21 PR tree-optimization/67955
22 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
23 (stmt_kills_ref_p): Use it.
25 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
28 * calls.c (expand_call): Move back call to prepare_call_address.
30 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
33 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
34 ?* constraints for the ISA 3.0 patterns, so the register allocator
35 is more likely to allocate QImode/HImode to vector registers for
36 conversion to floating point unless a reload is needed.
37 (zero_extendhi<mode>2): Likewise.
38 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
39 first alternative which is converting QImode/HImode to floating
40 point and the QImode/HImode value is in a vector register, and
41 does not allocate the second pseudo register. Remove zero
42 extending into traditional floating point registers, since the
43 instruction used only works on traditional altivec registers.
44 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
46 2016-12-06 David Malcolm <dmalcolm@redhat.com>
48 * config/i386/i386.c: Include print-rtl.h.
49 (selftest::ix86_test_dumping_memory_blockage): New function.
50 (selftest::ix86_run_selftests): Call it.
51 * print-rtl-function.c (print_rtx_function): Create an
52 rtx_reuse_manager and use it.
53 * print-rtl.c: Include "rtl-iter.h".
54 (rtx_writer::rtx_writer): Add reuse_manager param.
55 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
56 (uses_rtx_reuse_p): New function.
57 (rtx_reuse_manager::preprocess): New function.
58 (rtx_reuse_manager::has_reuse_id): New function.
59 (rtx_reuse_manager::seen_def_p): New function.
60 (rtx_reuse_manager::set_seen_def): New function.
61 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
62 prefix the first time in_rtx is seen, and print reuse_rtx
64 (print_inline_rtx): Supply NULL for new reuse_manager param.
65 (debug_rtx): Likewise.
66 (print_rtl): Likewise.
67 (print_rtl_single): Likewise.
68 (rtx_writer::print_rtl_single_with_indent): Likewise.
69 * print-rtl.h: Include bitmap.h when building for host.
70 (rtx_writer::rtx_writer): Add reuse_manager param.
71 (rtx_writer::m_rtx_reuse_manager): New field.
72 (class rtx_reuse_manager): New class.
73 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
74 param and use it when constructing rtx_writer.
75 (selftest::test_dumping_rtx_reuse): New function.
76 (selftest::rtl_tests_c_tests): Call it.
77 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
78 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
79 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
80 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
82 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
85 * lra-lives.c (process_bb_lives): Update biggest mode for
86 implicitly used hard reg.
88 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/predicates.md (general_gr_operand): New predicate.
91 * config/i386/i386.md (TImode and DImode push_operand splitter):
92 Use general_gr_operand. Macroize using DWI mode macro.
93 (TImode and DImode nonimmediate_operand splitter): Use
94 nonimmediate_gr_operand and general_gr_operand. Macroize using
96 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
97 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
98 and general_gr_operand.
99 (XFmode nonimmediate_operand splitter): Ditto.
100 (DFmode nonimmediate_operand splitter): Ditto.
101 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
103 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
105 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
106 alphabetical order with respect to other ARMv8 processors.
107 * config/arm/arm-tables.opt: Regenerate.
108 * config/arm/arm-tune.md: Likewise.
110 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
112 * config/mips/mips.c (mips_expand_builtin_insn): Check input
113 ranges of literal integer arguments.
115 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
118 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
119 destroy_predicate_vecs.
120 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
122 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
125 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
126 argument type to a pred_chain.
127 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
129 (flatten_out_predicate_chains): Remove.
130 (uninit_uses_cannot_happen): Rename from
131 uninit_ops_invalidate_phi_use.
132 Change logic so that we are checking that the PHI use will
133 invalidate _ALL_ possibly uninitialized operands.
134 (is_use_properly_guarded): Rename call to
135 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
137 2016-12-06 Tamar Christina <tamar.christina@arm.com>
139 * gcc/config/aarch64/arm_neon.h
140 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
141 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
142 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
143 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
144 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
145 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
146 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
147 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
148 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
149 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
150 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
151 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
152 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
153 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
155 2016-12-06 Jakub Jelinek <jakub@redhat.com>
158 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
159 plus offset is non-zero. For maybe_nonzero_address decl base0,
160 require indirect_base0.
163 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
164 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
165 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
166 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
167 and arguments have no side-effects, return 0.
168 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
171 * fold-const-call.c (fold_const_call): Handle
172 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
174 PR tree-optimization/78675
175 * tree-vect-loop.c (vectorizable_live_operation): For
176 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
177 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
179 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
182 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
183 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
184 (copy_insn_1) <CLOBBER>: Likewise.
186 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
189 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
190 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
191 comparing signed to unsigned values.
192 (FUNCTION_ARG_REGNO_P): Likewise.
194 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
195 Stefan Freudenberger <stefan@reservoir.com>
197 PR tree-optimization/78646
198 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
199 addition used for the memory base expression should have the type
202 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
205 * config.gcc (*-*-uclinux*): Enable posix threads.
207 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
209 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
210 * config/i386/avx512dqintrin.h: Ditto.
211 * config/i386/avx512fintrin.h: Ditto.
212 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
213 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
214 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
215 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
216 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
217 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
219 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
220 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
221 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
222 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
223 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
224 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
225 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
226 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
227 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
229 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
231 * combine.c: Revert r243162.
233 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
235 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
236 X tests a single bit.
238 2016-12-05 Nathan Sidwell <nathan@acm.org>
240 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
241 (diagnostic_action_after_output): ... here.
242 (diagnostic_report_diagnostic): Call it for non-notes.
243 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
244 (diagnostic_check_max_errors): Declare.
246 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
248 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
249 (ENDFILE_SPEC): Likewise.
251 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
253 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
254 * config/arc/arc.c (arc_unspec_offset): New function.
255 (arc_finalize_pic): Change.
256 (arc_emit_call_tls_get_addr): Likewise.
257 (arc_legitimize_tls_address): Likewise.
258 (arc_legitimize_pic_address): Likewise.
259 (insn_is_tls_gd_dispatch): Remove.
260 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
261 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
262 (tls_gd_dispatch): Likewise.
264 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
266 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
269 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
271 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
272 (sparc_split_reg_mem_legitimate): ...this.
273 (sparc_split_reg_mem): Declare.
274 (sparc_split_mem_reg): Likewise.
275 (sparc_split_regreg_legitimate): Rename to...
276 (sparc_split_reg_reg_legitimate): ...this.
277 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
278 (sparc_split_reg_mem_legitimate): ...this.
279 (sparc_split_reg_mem): New function.
280 (sparc_split_mem_reg): Likewise.
281 (sparc_split_regreg_legitimate): Rename to...
282 (sparc_split_reg_reg_legitimate): ...this.
283 (sparc_split_reg_reg): New function.
284 * config/sparc/sparc.md (lra): Remove "none" value.
285 (enabled): Adjust to above change.
286 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
287 (DImode splitters): Adjust to above renamings and use new functions.
288 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
289 (DFmode splitters): Adjust to above renamings and use new functions.
290 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
291 constraint in conjunction with e.
292 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
293 alternative and reorder others.
294 (VM64:mode splitters): Adjust to above renamings and use new functions.
296 2016-12-04 Martin Sebor <msebor@redhat.com>
299 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
300 identifier tree nodes.
301 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
302 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
303 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
304 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
305 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
306 * builtins.def (aligned_alloc, calloc, malloc, realloc):
307 Add attribute alloc_size.
308 (alloca): Add attribute alloc_size and returns_nonnull.
310 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
314 (dimode_scalar_chain::compute_convert_gain): Ditto.
315 (dimode_scalar_chain::convert_insn): Ditto.
317 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
319 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
320 cases to build a lowpart SUBREG.
322 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
323 David S. Miller <davem@davemloft.net>
325 * config/sparc/constraints.md (U): Adjust comment.
326 * config/sparc/sparc.md (lra): New attribute.
327 (enabled): For base instructions, if the lra attribute is set,
328 return 1 if it is in keeping with TARGET_LRA.
329 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
330 constraint and duplicate them with U replaced by r.
331 (*movdf_insn_sp32): Likewise.
332 (*mov<VM64:mode>_insn_sp32): Likewise.
333 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
335 2016-12-02 Jeff Law <law@redhat.com>
337 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
338 variable main_variant.
340 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
342 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
343 default on PowerPC linux systems.
345 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
347 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
348 GET_MODE (op). Fix this.
350 2016-12-02 David Malcolm <dmalcolm@redhat.com>
353 * selftest.c (selftest::assert_strndup_eq): Rename to...
354 (selftest::assert_xstrndup_eq): ...this, and remove call to
356 (selftest::test_strndup): Rename to...
357 (selftest::test_xstrndup): ...this, updating for above renaming.
358 (selftest::test_libiberty): Update for renaming.
360 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
363 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
364 subversion id 242679 that causes the wrong store instruction to be
365 generated if a DImode is in an Altivec register using REG+REG
368 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
372 and corresponding post-reload splitter.
374 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
376 * config/aarch64/aarch64.h (machine_function): Add
377 reg_is_wrapped_separately field.
378 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
379 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
381 (aarch64_save_callee_saves): Don't save registers that are wrapped
383 (aarch64_restore_callee_saves): Don't restore registers that are
385 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
386 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
387 (aarch64_get_separate_components): New function.
388 (aarch64_get_next_set_bit): Likewise.
389 (aarch64_components_for_bb): Likewise.
390 (aarch64_disqualify_components): Likewise.
391 (aarch64_emit_prologue_components): Likewise.
392 (aarch64_emit_epilogue_components): Likewise.
393 (aarch64_set_handled_components): Likewise.
394 (aarch64_process_components): Likewise.
395 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
396 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
397 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
398 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
399 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
400 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
402 2016-12-02 Martin Jambor <mjambor@suse.cz>
404 * passes.def: Move pass_rebuild_cgraph_edges to the end of
405 pass_build_ssa_passes.
407 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
409 * config/alpha/alpha.md (exception_receiver): Copy
410 alpha_gp_ave_rtx return value.
412 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
414 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
415 for several include directories that may be relative to sysroot.
416 * config/i386/x-mingw32 (gplus_includedir): Define.
417 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
418 (native_system_includedir): Likewise.
419 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
420 override if TARGET_SYSTEM_ROOT is defined.
421 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
423 2016-12-02 Jakub Jelinek <jakub@redhat.com>
426 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
427 (dimode_scalar_chain::compute_convert_gain): Likewise.
428 (dimode_scalar_chain::convert_insn): Likewise.
429 * config/i386/i386.md (*one_cmpldi2_doubleword): New
430 define_insn_and_split.
431 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
434 * rtl.c (copy_rtx): Don't clear used flag here.
435 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
437 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
438 'E' in format, copy all vectors.
439 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
440 * valtrack.c (cleanup_auto_inc_dec): Likewise.
441 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
443 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
444 Thomas Preud'homme <thomas.preudhomme@arm.com>
446 * config/arm/arm-builtins.c (arm_builtins): Define
447 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
448 (bdesc_2arg): Add line for cmse_nonsecure_caller.
449 (arm_init_builtins): Handle cmse_nonsecure_caller.
450 (arm_expand_builtin): Likewise.
451 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
453 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
454 Thomas Preud'homme <thomas.preudhomme@arm.com>
456 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
457 (cmse_nonsecure_call_clear_caller_saved): New.
458 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
459 (arm_function_ok_for_sibcall): Disable sibcalls for
461 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
462 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
463 (call_value): Likewise.
464 (nonsecure_call_internal): New.
465 (nonsecure_call_value_internal): New.
466 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
467 (*nonsecure_call_value_reg_thumb1_v5): New.
468 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
469 (*nonsecure_call_value_reg_thumb2): New.
470 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
472 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
473 Thomas Preud'homme <thomas.preudhomme@arm.com>
475 * config/arm/arm.c (gimplify.h): New include.
476 (arm_handle_cmse_nonsecure_call): New.
477 (arm_attribute_table): Added cmse_nonsecure_call.
478 (arm_comp_type_attributes): Deny compatibility of function types
479 with without the cmse_nonsecure_call attribute.
480 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
482 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
483 Thomas Preud'homme <thomas.preudhomme@arm.com>
485 * config/arm/arm.c (output_return_instruction): Clear
487 (thumb2_expand_return): Likewise.
488 (thumb1_expand_epilogue): Likewise.
489 (thumb_exit): Likewise.
490 (arm_expand_epilogue): Likewise.
491 (cmse_nonsecure_entry_clear_before_return): New.
492 (comp_not_to_clear_mask_str_un): New.
493 (compute_not_to_clear_mask): New.
494 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
495 * config/arm/thumb2.md (*thumb2_return): Disable for
496 cmse_nonsecure_entry functions.
497 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
498 cmse_nonsecure_entry functions.
500 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
501 Thomas Preud'homme <thomas.preudhomme@arm.com>
503 * config/arm/arm.c (use_return_insn): Change to return with bxns
504 when cmse_nonsecure_entry.
505 (output_return_instruction): Likewise.
506 (arm_output_function_prologue): Likewise.
507 (thumb_pop): Likewise.
508 (thumb_exit): Likewise.
509 (thumb2_expand_return): Assert that entry functions always have simple
511 (arm_expand_epilogue): Handle entry functions.
512 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
513 (arm_asm_declare_function_name): New.
514 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
515 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
516 use arm_asm_declare_function_name.
518 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
519 Thomas Preud'homme <thomas.preudhomme@arm.com>
521 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
522 (arm_attribute_table): Added cmse_nonsecure_entry
523 (arm_compute_func_type): Handle cmse_nonsecure_entry.
524 (cmse_func_args_or_return_in_stack): New.
525 (arm_handle_cmse_nonsecure_entry): New.
526 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
527 (IS_CMSE_ENTRY): Likewise.
528 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
530 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
531 Thomas Preud'homme <thomas.preudhomme@arm.com>
533 * config.gcc (extra_headers): Added arm_cmse.h.
534 * config/arm/arm-arches.def (ARM_ARCH):
535 (armv8-m): Add FL2_CMSE.
536 (armv8-m.main): Likewise.
537 (armv8-m.main+dsp): Likewise.
539 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
540 * config/arm/arm-flags.h: Define FL2_CMSE.
541 * config/arm.c (arm_arch_cmse): New.
542 (arm_option_override): New error for unsupported cmse target.
543 * config/arm/arm.h (arm_arch_cmse): New.
544 * config/arm/arm.opt (mcmse): New.
545 * config/arm/arm_cmse.h: New file.
546 * doc/invoke.texi (ARM Options): Add -mcmse.
547 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
548 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
550 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
552 * config/avr/avr.c: Fix coding rule glitches.
554 2016-12-02 Martin Jambor <mjambor@suse.cz>
556 * hsa.c (hsa_callable_function_p): Return false for artificial
559 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
561 PR rtl-optimization/78561
562 * varasm.c (recompute_pool_offsets): New.
563 (output_constant_pool): Call it.
565 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
567 PR rtl-optimization/78561
568 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
569 get_pool_size to get_pool_size_upper_bound.
570 (rs6000_stack_info): Likewise.
571 (rs6000_emit_prologue): Likewise.
572 (rs6000_elf_declare_function_name): Likewise.
573 (rs6000_set_up_by_prologue): Likewise.
574 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
575 * output.h (get_pool_size): Rename to...
576 (get_pool_size_upper_bound): ...This.
577 * varasm.c (get_pool_size): Rename to...
578 (get_pool_size_upper_bound): ...This.
580 2016-12-02 Bin Cheng <bin.cheng@arm.com>
582 * match.pd: Add new pattern:
583 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
585 2016-12-02 Nathan Sidwell <nathan@acm.org>
587 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
590 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
593 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
596 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
598 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
601 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
603 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
604 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
605 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
606 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
607 avr_mcu_types.flash_size to compute default value.
608 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
609 mcu->flash_size to compute value for spec.
611 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
613 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
614 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
615 about linker description to avoid progmem altogether.
616 [absdata]: Point to -mabsdata option.
618 2016-12-02 Jakub Jelinek <jakub@redhat.com>
620 PR rtl-optimization/78547
621 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
622 DECL_INCOMING_RTL is not shared.
623 * config/i386/i386.c (convert_scalars_to_vectors): If any
624 insns have been converted, adjust all parameter's DEC_RTL and
625 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
628 PR rtl-optimization/78575
629 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
630 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
631 if not already wrapped in a subreg. Make sure df_insn_rescan does not
632 affect further iterations.
634 2016-12-02 Martin Liska <mliska@suse.cz>
637 * sreal.c (sreal::to_int): Make absolute value before shifting.
638 (sreal::operator/): Likewise.
639 (sreal_verify_negative_division): New test.
640 (void sreal_c_tests): Call the new test.
641 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
643 (sreal::normalize_down): Likewise.
645 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
647 * combine.c (combine_simplify_rtx): Suppress replacement of
648 "(and (reg) (const_int bit))" with "if_then_else".
650 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
653 * config/s390/s390.md ("extzv")
654 ("*extzv<mode><clobbercc_or_nocc>")
655 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
656 ("*<risbg_n>_ior_and_sr_ze")
657 ("*extract1bitdi<clobbercc_or_nocc>")
658 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
659 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
660 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
661 to validate the arguments of zero_extract and sign_extract.
663 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
666 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
668 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
670 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
672 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
675 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
677 * config/s390/vector.md (vec_halfhalf): New mode iterator.
678 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
679 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
680 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
681 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
682 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
683 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
684 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
685 ("vec_unpacku_lo_v4si"): New pattern definitions.
686 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
689 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
691 * config/s390/s390-protos.h (s390_reverse_condition): New
693 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
695 (s390_reverse_condition): New function.
696 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
699 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
701 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
702 (CCVHUANY): Remove modes.
703 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
705 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
706 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
708 (s390_branch_condition_mask): Adjust to use the new cc consumer
709 modes. The new modes allow for proper reversal in the middle-end.
710 (s390_expand_vec_compare_cc): Determine the proper cc producer and
711 consumer modes for a comparison.
712 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
714 * config/s390/vx-builtins.md: Likewise.
716 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
718 * asan.c (asan_global_struct): Refactor.
719 (create_odr_indicator): New function.
720 (asan_needs_odr_indicator_p): Likewise.
721 (is_odr_indicator): Likewise.
722 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
724 (asan_protect_global): Do not protect odr indicators.
726 2016-12-01 Jeff Law <law@redhat.com>
728 * tree-ssa-threadedge.c
729 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
730 propagation of operands if there are no operands.
732 2016-12-02 Jakub Jelinek <jakub@redhat.com>
734 PR tree-optimization/78586
735 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
736 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
737 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
738 type is INTEGER_TYPE or POINTER_TYPE.
740 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
743 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
744 (vextuhrx): Likewise.
745 (vextuwlx): Likewise.
746 (vextuwrx): Likewise.
748 2016-12-01 David Malcolm <dmalcolm@redhat.com>
750 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
751 early_dwarf_finished.
753 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
754 David S. Miller <davem@davemloft.net>
756 * config/sparc/sparc.opt (mlra): New target option.
757 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
758 (sparc_lra_p): ...this. New function.
759 (D_MODES, DF_MODES): Add missing cast.
760 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
761 provide these insns when flag_pic.
762 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
763 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
764 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
765 embmedany_textulo, embmedany_textlo): Likewise.
766 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
768 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
772 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
774 2016-12-01 Richard Biener <rguenther@suse.de>
775 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
777 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
778 memset if len-oldlen != 0.
779 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
781 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
783 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
785 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
787 * config/avr/avr.c: Fix coding rule glitches.
789 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
791 PR tree-optimization/78598
792 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
795 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
797 PR rtl-optimization/78596
798 * combine.c (simplify_comparison): Cast to unsigned to avoid
799 left shifting of negative value.
801 2016-12-01 Matthias Klose <doko@ubuntu.com>
803 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
805 2016-12-01 Richard Biener <rguenther@suse.de>
807 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
808 treat arrays with same type as objects that cannot overlap.
810 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
812 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
813 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
814 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
816 2016-12-01 Jakub Jelinek <jakub@redhat.com>
819 * dwarf2out.c (loc_descr_plus_const): For negative offset use
820 uint_loc_descriptor instead of int_loc_descriptor and perform negation
821 in unsigned HOST_WIDE_INT type.
822 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
825 * config/rs6000/rs6000.c (rs6000_frame_related): Call
826 set_used_flags (pat) before any simplifications. Clear used flag on
827 PARALLEL copy. Don't guard add_reg_note call. Call
828 copy_rtx_if_shared on pat before storing it into
829 REG_FRAME_RELATED_EXPR.
831 2016-12-01 Alan Modra <amodra@gmail.com>
833 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
834 look inside UNSPEC_VSX_XXSPLTW vec.
836 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
838 PR rtl-optimization/78607
839 * combine.c (try_combine): Emit a barrier after a unconditional trap.
841 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
844 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
845 element is not a constant or in a register, force it to a
849 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
850 that will be set to a vector element to be in a register.
851 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
852 the wrong multiplier to convert the element number to a byte
855 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
857 PR tree-optimization/77856
858 * lra-constraints.c (inherit_in_ebb): Check original regno for
859 invalid invariant regs too. Set only clobbered hard regs for the
860 invalid invariant regs.
862 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
864 Commit files forgotten in r242966.
866 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
867 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
868 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
869 prefix check to find wrap-around value, instead use MCU flash size.
870 For 8k flash devices, update link_pmem_wrap spec string to
871 add --pmem-wrap-around=8k.
872 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
874 (LINK_SPEC): ...to here.
876 2016-11-30 David Malcolm <dmalcolm@redhat.com>
879 * selftest.c (selftest::assert_strndup_eq): New function.
880 (selftest::test_strndup): New function.
881 (selftest::test_libiberty): New function.
882 (selftest::selftest_c_tests): Call test_libiberty.
884 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
886 PR rtl-optimization/78610
887 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
890 2016-11-30 Bin Cheng <bin.cheng@arm.com>
892 PR tree-optimization/78574
893 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
894 header PHI that doesn't define biv.
896 2016-11-30 Jakub Jelinek <jakub@redhat.com>
898 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
901 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
902 sharing the SUBREG rtx between move and following insn.
904 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
905 for REG_EQUIV argument.
907 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
909 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
911 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
914 * real.c (real_hash): Add cast to avoid left
915 shifting of negative values.
917 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
920 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
921 from a subreg in operands[1] and don't call REGNO on a non-reg
922 expression when deciding to force operands[2] into a reg.
924 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
925 Andrew Burgess <andrew.burgess@embecosm.com>
927 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
928 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
929 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
930 * config/arc/arc700.md: Add define_bypass for store/load.
932 2016-11-30 Martin Liska <mliska@suse.cz>
934 * cgraph.c (symbol_table::initialize): Initialize
935 ipa_clones_dump_file.
936 (cgraph_node::remove): Report to ipa_clones_dump_file.
937 * cgraph.h: Add new argument (suffix) to cloning methods.
938 * cgraphclones.c (dump_callgraph_transformation): New function.
939 (cgraph_node::create_clone): New argument.
940 (cgraph_node::create_virtual_clone): Likewise.
941 (cgraph_node::create_version_clone): Likewise.
942 * dumpfile.c: Add .ipa-clones dump file.
943 * dumpfile.h (enum tree_dump_index): Add TDI_clones
944 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
945 to dump_callgraph_transformation.
947 2016-11-30 Martin Liska <mliska@suse.cz>
950 * asan.c (asan_expand_mark_ifn): Properly
951 select a VAR_DECL from FRAME.* component reference.
953 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
955 PR rtl-optimization/78583
956 * simplify-rtx.c (simplify_truncation): Add check missing from the
959 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
961 PR rtl-optimization/78590
962 * combine.c (change_zero_ext): Transform zero_extend of subregs only
963 if the subreg_reg is a scalar integer mode.
965 2016-11-30 Jakub Jelinek <jakub@redhat.com>
967 PR tree-optimization/78586
968 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
969 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
970 Don't build_int_cst min/max twice. Formatting fix.
972 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
974 PR rtl-optimization/78588
975 * combine.c (if_then_else_cond): Also guard against BLKmode.
976 * rtlanal.c (num_sign_bit_copies1): Add assert.
978 2016-11-29 Jeff Law <law@redhat.com>
980 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
983 * lra-constraints.c (check_and_process_move): Constrain the
984 range of DCLASS and SCLASS to avoid false positive out of bounds
987 2016-11-29 David Malcolm <dmalcolm@redhat.com>
989 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
991 2016-11-29 David Malcolm <dmalcolm@redhat.com>
993 PR preprocessor/78569
994 * input.c (get_substring_ranges_for_loc): Fail gracefully if
995 line directives were present.
997 2016-11-30 Matthias Klose <doko@ubuntu.com>
999 * doc/install.texi: Document configure options --enable-objc-gc
1000 and --with-target-bdw-gc.
1002 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1005 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1006 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1007 residing in traditional altivec registers can be stored
1010 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1013 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1014 overhead loop start between a call and its CALL_ARG_LOCATION
1017 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1019 * config/bfin/linux.h (CPP_SPEC): Define.
1021 2016-11-29 Martin Sebor <msebor@redhat.com>
1023 PR tree-optimization/78512
1024 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1025 * config/rs6000/linux.h: Same.
1026 * config/rs6000/linux64.h: Same.
1027 * config/sol2.h: Same.
1028 * config/sol2.c (solaris_printf_pointer_format): Remove.
1029 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1030 * doc/tm.texi: Regenerate.
1031 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1032 (pass_sprintf_length::compute_format_length): Return bool.
1033 (pass_sprintf_length::handle_gimple_call): Adjust.
1034 * target.def (printf_pointer_format): Remove.
1035 * targhooks.c (default_printf_pointer_format): Remove.
1036 (linux_printf_pointer_format): Same.
1037 * targhooks.h (default_printf_pointer_format): Remove.
1038 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1040 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1044 (SWI1248_AVX512BWDQ): Ditto.
1045 (SWI1248_AVX512BW): Ditto.
1046 (k<any_logic:code><mode>): Ditto.
1047 (kandn<mode>): Ditto.
1048 (kxnor<mode>): Ditto.
1049 (knot<mode>): Ditto.
1050 (*k<any_lshift:code><mode>): Ditto.
1051 (kortestzhi, kortestchi): Ditto.
1052 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1054 2016-11-29 Andrew Pinski <apinski@cavium.com>
1056 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1059 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1062 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1063 to stack before call mcount.
1064 (tilegx_can_use_return_insn_p): Clean up code.
1066 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1068 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1070 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1076 * spellcheck.c (selftest::test_find_closest_string): Verify that
1077 we don't offer the goal string as a suggestion.
1078 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1079 offer the goal string as a suggestion.
1082 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1084 * config/arc/arc.c (arc_override_options): Avoid selection of
1085 compact casesi for ARCv2.
1087 2016-11-29 Richard Biener <rguenther@suse.de>
1089 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1090 PHIs after a regular stmt.
1091 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1094 2016-11-29 Martin Liska <mliska@suse.cz>
1096 PR gcov-profile/78582
1097 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1098 to prevent PHI argument clash.
1100 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1102 * config/arc/arc.opt (marclinux): Fix typo.
1103 (marclinux_prof): Likewise.
1105 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1107 * target.def (stack_protect_runtime_enabled_p): New.
1108 * function.c (expand_function_end): Guard stack_protect_epilogue with
1109 targetm.stack_protect_runtime_enabled_p.
1110 * cfgexpand.c (pass_expand::execute): Likewise.
1111 * calls.c (expand_call): Likewise.
1112 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1113 * doc/tm.texi: Regenerate.
1115 2016-11-29 Richard Biener <rguenther@suse.de>
1118 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1120 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1122 * doc/contrib.texi: Add a few missing gfortran contributors.
1124 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1126 * combine.c (change_zero_ext): Also handle extends from a subreg
1127 to a mode bigger than that of the operand of the subreg.
1129 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1132 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1133 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1135 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1137 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1139 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1140 head_components and tail_components.
1141 (spread_components): New algorithm.
1142 (emit_common_tails_for_components): Clear head_components and
1144 (insert_prologue_epilogue_for_components): Write extra output to the
1145 dump file for sibcalls and abnormal exits.
1147 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1149 PR rtl-optimization/78342
1150 * combine.c: Include "cfghooks.h".
1151 (try_combine): If we create an unconditional trap, break the basic
1152 block in two just after it, and remove the edge between; also, set
1153 the *new_direct_jump_p flag so that cleanup_cfg is run.
1155 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1157 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1160 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1163 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1164 output template string.
1165 (*anddi_1): Use multi-line output template string.
1168 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1171 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1172 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1173 note has been removed.
1174 * postreload.c (reload_combine_recognize_pattern): If
1175 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1177 2016-11-28 Martin Sebor <msebor@redhat.com>
1180 * gimple-ssa-sprintf.c (target_max_value): Remove.
1181 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1182 (get_width_and_precision): New function.
1183 (format_integer, format_floating, get_string_length, format_string):
1184 Correct handling of width and precision with unknown value.
1185 (format_directive): Add warning.
1186 (pass_sprintf_length::compute_format_length): Allow for precision
1187 to consist of a sole period with no asterisk or digits after it.
1189 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1191 PR rtl-optimization/78546
1192 * simplify-rtx.c (neg_const_int): When negating most negative
1193 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1194 simplify_const_unary_operation to produce CONST_DOUBLE or
1196 (simplify_plus_minus): Handle the case where neg_const_int
1197 doesn't return a CONST_INT.
1199 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1202 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1203 left shifting of negative values.
1205 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1208 * tree-nested.c (convert_local_reference_stmt): After adding
1209 shared (FRAME.NN) clause to omp parallel, task or target,
1210 add it also to all outer omp parallel, task or target constructs.
1212 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1215 (UNSPEC_KMOV): Remove.
1216 (kmovw): Expand to plain HImode move.
1217 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1218 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1219 Remove corresponding clobber-removing splitter.
1220 (*anddi_1): Remove mask register alternatives.
1224 (*<any_or:code><mode>_1): Ditto.
1225 (*<any_or:code>qi_1): Ditto.
1226 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1227 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1228 Remove corresponding splitter to operation with general registers.
1229 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1230 (*andn<SWI12:mode>): New pattern.
1231 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1232 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1233 with general registers.
1234 (knot<mode>): New insn pattern.
1235 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1236 (one_cmplqi2_1): Ditto.
1237 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1238 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1239 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1240 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1241 to generate kmaskop shift.
1242 (vec_unpacks_hi_<mode>): Ditto.
1243 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1244 Use CODE_FOR_kandhi.
1245 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1246 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1247 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1249 2016-11-28 Richard Biener <rguenther@suse.de>
1251 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1252 to SSA names via extract_range_from_ssa_name if allowed.
1254 2016-11-28 Richard Biener <rguenther@suse.de>
1256 PR tree-optimization/78542
1257 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1260 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1262 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1263 isolates a single bit, even if the condition involves subregs.
1265 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1267 * config/aarch64/aarch64-simd-builtins.def
1268 (BSL_P): Added di and v2di mode.
1269 * config/aarch64/arm_neon.h
1270 (vsriq_n_p64, vsri_n_p64): Added poly type.
1271 (vextq_p64, vext_p64): Likewise.
1272 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1274 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1276 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1277 (TYPES_GETREGP): Likewise.
1278 (TYPES_SHIFTINSERTP): Likewise.
1279 (TYPES_COMBINEP): Likewise.
1280 (TYPES_STORE1P): Likewise.
1281 * config/aarch64/aarch64-simd-builtins.def
1282 (combine): Added poly generator.
1283 (get_dregoi): Likewise.
1284 (get_dregci): Likewise.
1285 (get_dregxi): Likewise.
1289 * config/aarch64/arm_neon.h
1290 (poly64x1x2_t, poly64x1x3_t): New.
1291 (poly64x1x4_t, poly64x2x2_t): Likewise.
1292 (poly64x2x3_t, poly64x2x4_t): Likewise.
1293 (poly64x1_t): Likewise.
1294 (vcreate_p64, vcombine_p64): Likewise.
1295 (vdup_n_p64, vdupq_n_p64): Likewise.
1296 (vld2_p64, vld2q_p64): Likewise.
1297 (vld3_p64, vld3q_p64): Likewise.
1298 (vld4_p64, vld4q_p64): Likewise.
1299 (vld2_dup_p64, vld3_dup_p64): Likewise.
1300 (vld4_dup_p64, vsli_n_p64): Likewise.
1301 (vsliq_n_p64, vst1_p64): Likewise.
1302 (vst1q_p64, vst2_p64): Likewise.
1303 (vst3_p64, vst4_p64): Likewise.
1304 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1305 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1306 (vget_lane_p64, vgetq_lane_p64): Likewise.
1307 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1308 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1309 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1310 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1311 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1312 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1313 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1314 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1315 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1316 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1317 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1318 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1319 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1320 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1321 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1322 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1323 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1324 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1325 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1326 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1327 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1328 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1329 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1330 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1331 (vset_lane_p64, vsetq_lane_p64): Likewise.
1332 (vget_low_p64, vget_high_p64): Likewise.
1333 (vcombine_p64, vst2_lane_p64): Likewise.
1334 (vst3_lane_p64, vst4_lane_p64): Likewise.
1335 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1336 (vst4q_lane_p64, vget_lane_p64): Likewise.
1337 (vget_laneq_p64, vset_lane_p64): Likewise.
1338 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1339 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1340 (vdupq_n_p64, vdup_lane_p64): Likewise.
1341 (vdup_laneq_p64, vld1_p64): Likewise.
1342 (vld1q_p64, vld1_dup_p64): Likewise.
1343 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1344 (vmov_n_p64, vmovq_n_p64): Likewise.
1345 (vst3q_p64, vst4q_p64): Likewise.
1346 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1347 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1348 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1349 (vdupq_laneq_p64): Likewise.
1351 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1353 * config/arm/arm_neon.h (vget_lane_p64): New.
1355 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1358 * configure.ac (with_ld64): Use portable method to extract the
1359 major part of the version number.
1360 * configure: Regenerated.
1362 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1364 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1365 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1366 intmax_t couldn't be determined.
1367 (format_integer): Make {,u}intmax_type_node no longer static,
1368 initialize them only when needed. For z and t use
1369 signed_or_unsigned_type_for instead of assuming size_t and
1370 ptrdiff_t have the same precision.
1373 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1374 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1375 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1376 vector instead of traversing m_classes hash table. Release
1378 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1380 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1381 add it also to m_classes_vec vector.
1382 (sem_item_optimizer::remove_symtab_node,
1383 sem_item_optimizer::build_hash_based_classes,
1384 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1385 (sem_item_optimizer::subdivide_classes_by_equality,
1386 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1387 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1388 instead of traversing m_classes hash table. Formatting fixes.
1389 (sem_item_optimizer::traverse_congruence_split,
1390 sem_item_optimizer::do_congruence_step_for_index,
1391 sem_item_optimizer::do_congruence_step): Formatting fixes.
1392 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1393 vector instead of traversing m_classes hash table.
1394 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1395 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1396 instead of traversing m_classes hash table.
1398 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1400 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1401 X is not unused after.
1403 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1405 PR rtl-optimization/78120
1406 * rtlanal.c (insn_rtx_cost): Revert previous change.
1408 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1411 * config/avr/avr.md (SPLIT34): New mode iterator.
1412 (bitop): New code iterator.
1413 (*iorhi3.ashift8-*). New insn-and-split patterns.
1414 (*movhi): Post-reload split reg = 0.
1415 [!MOVW]: Post-reload split reg = reg.
1416 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1417 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1418 (iorhi3, iorpsi3, iorsi3): Same.
1419 (xorhi3, xorpsi3, xorsi3): Same.
1420 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1421 costs to *iorhi3.ashift8-* patterns.
1423 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1424 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1427 * config.in: Regenerate
1428 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1430 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1431 * config/darwin.opt(asm_macosx_version_min): New.
1432 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1433 * configure: Regenerate
1434 * configure.ac: Check for mmacosx-version-min handling.
1436 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1439 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1440 where the function might otherwise appear empty for picbase thunks.
1441 (ix86_output_function_epilogue): If we find a zero-sized function
1442 assume that reaching it is UB and trap. If we find a trailing label
1444 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1445 find a zero-sized function assume that reaching it is UB and trap.
1446 If we find a trailing label, append a nop.
1448 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1451 * config/darwin-sections.def (picbase_thunk_section): New.
1452 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1453 section. (darwin_rodata_section, darwin_objc2_section,
1454 machopic_select_section, darwin_asm_declare_constant_name,
1455 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1456 coalesced with newer linkers.
1457 (darwin_override_options): Decide on usage of coalesed sections
1458 on the basis of the target linker version.
1459 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1460 * config/darwin.opt (mtarget-linker): New.
1461 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1462 a coalesced section, instead use a thunks section.
1464 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1467 * configure.ac (with-ld64): New var, set for Darwin, set on
1468 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1469 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1470 * config/darwin10.h(DEF_LD64): Update for this target version.
1471 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1472 (DEF_LD64): Update for this target version.
1473 * configure: Regenerated.
1474 * config.in: Regenerated.
1476 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1479 * config/darwin.c (imachopic_indirection_name): Make data
1480 section indirections linker-visible.
1481 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1482 constant labels linker-visible.
1484 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1486 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1487 (free_lang_data): Remove assignment to ptrdiff_type_node.
1489 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1491 PR rtl-optimization/78526
1492 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1493 beyond val's precision.
1495 PR rtl-optimization/78527
1496 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1497 out of bounds shift count.
1499 2016-11-25 Martin Liska <mliska@suse.cz>
1502 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1503 where -fprofile-generate is documented.
1505 2016-11-25 Martin Liska <mliska@suse.cz>
1507 PR gcov-profile/78086
1508 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1509 not supported by a target. Set priority to 100 if possible.
1510 (build_gcov_exit_decl): Likewise.
1512 2016-11-25 Richard Biener <rguenther@suse.de>
1515 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1516 unary, binary and single RHSs.
1517 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1519 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1524 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1525 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1526 and set it to result code if transformation is valid. Use code EQ
1527 directly in last simplification case.
1529 2016-11-25 Richard Biener <rguenther@suse.de>
1531 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1532 before valueizing return stmts.
1534 2016-11-24 Richard Biener <rguenther@suse.de>
1536 PR tree-optimization/78343
1537 * passes.def: Add CD-DCE pass after loop splitting.
1538 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1539 SCEV init/finalize ...
1540 (perform_tree_ssa_dce): ... here. Deal with being
1541 executed inside the loop pipeline in aggressive mode.
1543 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1545 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1547 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1549 PR tree-optimization/77673
1550 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1551 (init_symbolic_number): Initialize src field from src parameter.
1552 (perform_symbolic_merge): Select most dominated statement as the
1553 source statement. Set src field of resulting n structure from the
1554 input src with the lowest address.
1555 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1556 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1557 of load from src field rather than insertion statement. Cancel
1558 optimization if statement analyzed is not dominated by the insertion
1560 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1561 dominance information.
1563 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1566 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1568 2016-11-25 Martin Jambor <mjambor@suse.cz>
1570 PR tree-optimization/70965
1571 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1573 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1576 * config/i386/i386.c (i386_excess_precision): Do not return
1577 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1578 EXCESS_PRECISION_TYPE_STANDARD.
1579 * target.def (excess_precision): Document that targets should
1580 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1581 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1582 Fix typo in first sentence.
1583 * doc/tm.texi: Regenerate.
1585 2016-11-25 Richard Biener <rguenther@suse.de>
1587 PR tree-optimization/78396
1588 * tree-vectorizer.c (vectorize_loops): When the if-converted
1589 body contains masked loads or stores do not attempt to
1590 basic-block-vectorize it.
1592 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1593 Alan Hayward <alan.hayward@arm.com>
1594 David Sherwood <david.sherwood@arm.com>
1596 * function.h (spill_slot_alignment): Declare.
1597 * function.c (spill_slot_alignment): New function.
1598 * lra-spills.c (slot): Add align and size fields.
1599 (assign_mem_slot): Use them in the call to assign_stack_local.
1600 (add_pseudo_to_slot): Update the fields.
1601 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1603 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1604 Alan Hayward <alan.hayward@arm.com>
1605 David Sherwood <david.sherwood@arm.com>
1607 * stor-layout.c (layout_type): Allow the caller to set the mode of
1608 a float type. Only choose one here if the mode is still VOIDmode.
1609 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1610 floats before calling layout_type.
1611 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1613 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1615 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1616 local variables if all references are known to be direct.
1618 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1619 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1622 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1623 non null and it's precision matches precision of lhs's type.
1625 2016-11-24 Martin Sebor <msebor@redhat.com>
1627 PR tree-optimization/78476
1628 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1630 (handle_gimple_call): Adjust signature.
1631 (try_substitute_return_value): Remove calls to bounded functions
1632 with zero buffer size whose result is known.
1633 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1635 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1637 * varasm.c (assemble_start_function): Wrap align_log definition in
1638 ASM_OUTPUT_MAX_SKIP_ALIGN.
1640 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1643 explicit mode macros.
1644 (wide OR insn to QImode splitter): Ditto.
1646 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1648 PR rtl-optimization/77541
1649 * lra-constraints.c (struct input_reload): Add field match_p.
1650 (get_reload_reg): Check modes of input reloads to generate unique
1651 value reload pseudo.
1652 (match_reload): Add input reload pseudo for the current insn.
1654 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1656 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1657 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1658 architecture levels.
1659 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1660 the aarch64_fp16_type_node, not all HFmode types.
1661 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1662 (aarch64_scalar_mode_supported_p): Likewise.
1663 (aarch64_excess_precision): New.
1664 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1665 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1666 (TARGET_C_EXCESS_PRECISION): Likewise.
1668 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1670 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1671 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1673 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1675 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1676 (<optab>dihf2): Likewise.
1677 (aarch64_fp16_<optab><mode>hf2): New.
1679 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1682 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1684 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1686 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1687 Enable REE at -O2 and higher.
1688 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1691 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1695 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1696 (new_temp_expr_table): Initialise reg_vars_cnt.
1697 (free_temp_expr_table): Release reg_vars_cnt.
1698 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1700 (find_replaceable_in_bb): Use the above to record register variable
1701 write occurrences and cancel replacement across them.
1703 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1705 PR rtl-optimization/78437
1706 * ree.c (get_uses): New function.
1707 (combine_reaching_defs): When a copy is needed, return false if any
1708 reaching use of the source register reads it in a mode larger than
1709 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1711 2016-11-24 Martin Liska <mliska@suse.cz>
1713 * gimple-pretty-print.c (dump_edge_probability): New function.
1714 (dump_gimple_switch): Dump label edge probabilities.
1715 (dump_gimple_cond): Likewise.
1716 (dump_gimple_label): Dump
1717 (dump_gimple_bb_header): Dump basic block frequency.
1718 (pp_cfg_jump): Replace e->dest argument with e.
1719 (dump_implicit_edges): Likewise.
1720 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1721 Use gimple_bb (at) instead of at->bb.
1723 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1725 * common.opt (flimit-function-alignment): New.
1726 * doc/invoke.texi (-flimit-function-alignment): Document.
1727 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1728 * final.c (shorten_branches): Set it.
1729 * varasm.c (assemble_start_function): Limit alignment if
1732 2016-11-24 Richard Biener <rguenther@suse.de>
1734 PR tree-optimization/71595
1735 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1736 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1737 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1738 called functions. Only fix irred flags if the caller didn't
1740 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1741 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1744 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1746 PR rtl-optimization/78120
1747 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1748 cases, and additionally test against max_seq_cost for speed
1750 (noce_process_if_block): Compute an estimate for the original cost when
1751 optimizing for speed, using the minimum of then and else block costs.
1753 PR rtl-optimization/78120
1754 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1756 PR rtl-optimization/78120
1757 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1759 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1761 * match.pd: Refine type conversion in result expr for below pattern:
1762 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1764 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1767 * tree.h (wi::fits_to_boolean_p): New predicate.
1768 (wi::fits_to_tree_p): Use it for boolean types.
1769 * tree.c (int_fits_type_p): Likewise.
1771 2016-11-24 Martin Liska <mliska@suse.cz>
1773 * print-tree.c (struct bucket): Remove.
1774 (print_node): Add new argument which drives whether a tree node
1775 is printed briefly or not.
1776 (debug_tree): Replace a custom hash table with hash_set<T>.
1777 * print-tree.h (print_node): Add the argument.
1779 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1781 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1783 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1786 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1787 if it is at least NREGS wide.
1789 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1791 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1792 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1793 TFmode, IFmode and KFmode.
1795 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1797 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1800 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1802 * combine.c (change_zero_ext): Only change the mode of a hard register
1803 destination if can_change_dest_mode holds for that.
1805 2016-11-23 Jeff Law <law@redhat.com>
1807 * varasm.c (assemble_name): Increase buffer size for name.
1809 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1811 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1813 * doc/extend.texi: Constify first argument to __builtin_object_size.
1815 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1817 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1818 to be used. Add brackets around macro argument.
1820 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1824 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1827 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1828 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1830 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1833 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1834 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1835 on worksharing constructs, treat it like clauses on simd construct.
1837 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1838 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1839 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1840 of true as last argument to build_outer_var_ref.
1842 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.md (*movqi_internal): Calculate mode
1845 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1846 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1847 (*k<logic><mode>): Calculate mode attribute depending on
1848 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1849 (*andqi_1): Calculate mode attribute of alternative 3 depending
1850 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1851 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1852 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1853 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1854 iterator. Calculate mode attribute of alternative 1 depending
1855 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1856 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1857 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1859 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1862 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1863 * tree-vrp.c (extract_range_basic): Handle case for
1864 CFN_BUILT_IN_STRLEN.
1866 2016-11-23 Jeff Law <law@redhat.com>
1868 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1870 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1871 in boolean context warning.
1873 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1875 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1878 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1879 (arm_fp16_type_node): ...This, make visibile.
1880 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1882 (arm_init_simd_builtin_types): Likewise.
1883 (arm_init_fp16_builtins): Likewise.
1884 * config/arm/arm.c (arm_excess_precision): New.
1885 (arm_floatn_mode): Likewise.
1886 (TARGET_C_EXCESS_PRECISION): Likewise.
1887 (TARGET_FLOATN_MODE): Likewise.
1888 (arm_promoted_type): Only promote arm_fp16_type_node.
1889 * config/arm/arm.h (arm_fp16_type_node): Declare.
1891 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1893 * config/arm/arm.c (arm_convert_to_type): Delete.
1894 (TARGET_CONVERT_TO_TYPE): Delete.
1895 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1896 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1897 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1898 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1899 are in fast math mode, and have no single step hardware instruction.
1900 (extendhfdf2): Only expand through SFmode if we don't have a
1901 single-step hardware instruction.
1902 * config/arm/vfp.md (*truncdfhf2): New.
1903 (extendhfdf2): Likewise.
1905 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1907 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1910 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1912 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1913 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1914 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1915 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1916 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1917 * doc/tm.texi: Regenerate.
1918 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1920 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1922 * toplev.c (init_excess_precision): Delete most logic.
1923 * tree.c (excess_precision_type): Rewrite to use
1924 TARGET_EXCESS_PRECISION.
1925 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1926 more generic fashion.
1927 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1928 __STDC_WANT_IEC_60559_TYPES_EXT__.
1930 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1932 * common.opt (fpermitted-flt-eval-methods): New.
1933 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1934 * flag_types.h (permitted_flt_eval_methods): New.
1936 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1938 * config/m68k/m68k.c (m68k_excess_precision): New.
1939 (TARGET_C_EXCESS_PRECISION): Define.
1941 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1943 * config/s390/s390.c (s390_excess_precision): New.
1944 (TARGET_C_EXCESS_PRECISION): Define.
1946 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1948 * config/i386/i386.c (ix86_excess_precision): New.
1949 (TARGET_C_EXCESS_PRECISION): Define.
1951 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1953 * target.def (excess_precision): New hook.
1954 * target.h (flt_eval_method): New.
1955 (excess_precision_type): Likewise.
1956 * targhooks.c (default_excess_precision): New.
1957 * targhooks.h (default_excess_precision): New.
1958 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1959 * doc/tm.texi: Regenerate.
1961 2016-11-23 Martin Sebor <msebor@redhat.com>
1964 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1965 set the minimum number of bytes for an unknown string to zero.
1967 2016-11-23 Martin Jambor <mjambor@suse.cz>
1968 Martin Liska <mliska@suse.cz>
1970 * hsa-builtins.def: New file.
1971 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1972 * builtins.def: Include hsa-builtins.def.
1973 (DEF_HSA_BUILTIN): New macro.
1974 * dumpfile.h (OPTGROUP_OPENMP): Define.
1975 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1976 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1977 GF_OMP_FOR_GRID_GROUP_ITER.
1978 (gimple_omp_for_grid_phony): Added checking assert.
1979 (gimple_omp_for_set_grid_phony): Likewise.
1980 (gimple_omp_for_grid_intra_group): New function.
1981 (gimple_omp_for_set_grid_intra_group): Likewise.
1982 (gimple_omp_for_grid_group_iter): Likewise.
1983 (gimple_omp_for_set_grid_group_iter): Likewise.
1984 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1985 previosuly only distribute loop was permitted.
1986 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1987 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1989 (grid_expand_omp_for_loop): Likewise and also support standalone
1990 distribute constructs. New parameter INTRA_GROUP, updated both users.
1991 (grid_expand_target_grid_body): Support standalone distribute
1993 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1994 (pass_data_expand_omp_ssa): Likewise.
1995 (pass_data_omp_device_lower): Likewsie.
1996 (pass_data_lower_omp): Likewise.
1997 (pass_data_diagnose_omp_blocks): Likewise.
1998 (pass_data_oacc_device_lower): Likewise.
1999 (pass_data_omp_target_link): Likewise.
2000 (grid_lastprivate_predicate): New function.
2001 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2003 (lower_omp_for): Support standalone distribute constructs.
2004 (grid_prop): New type.
2005 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2007 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2009 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2010 optimization info messages.
2011 (grid_find_single_omp_among_assignments): Likewise.
2012 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2013 (grid_parallel_clauses_gridifiable): New function.
2014 (grid_inner_loop_gridifiable_p): Likewise.
2015 (grid_dist_follows_simple_pattern): Likewise.
2016 (grid_gfor_follows_tiling_pattern): Likewise.
2017 (grid_call_permissible_in_distribute_p): Likewise.
2018 (grid_handle_call_in_distribute): Likewise.
2019 (grid_dist_follows_tiling_pattern): Likewise.
2020 (grid_target_follows_gridifiable_pattern): Support standalone
2021 distribute constructs.
2022 (grid_var_segment): New enum.
2023 (grid_mark_variable_segment): New function.
2024 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2025 if a new argument says so.
2026 (grid_process_grid_body): New function.
2027 (grid_eliminate_combined_simd_part): Likewise.
2028 (grid_mark_tiling_loops): Likewise.
2029 (grid_mark_tiling_parallels_and_loops): Likewise.
2030 (grid_process_kernel_body_copy): Support standalone distribute
2032 (grid_attempt_target_gridification): New grid variable holding overall
2033 gridification state. Support standalone distribute constructs and
2035 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2036 * hsa.h (hsa_bb): Add method method append_phi.
2037 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2038 occurences in all files too.
2039 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2040 (is_a_helper <hsa_insn_br *>::test): New function.
2041 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2042 branch instructions.
2043 (hsa_insn_signal): Make a direct descendant of
2044 hsa_insn_basic. Add memorder constructor parameter and
2045 m_memory_order and m_signalop member variables.
2046 (hsa_insn_queue): Changed constructor parameters to common form.
2047 Added m_segment and m_memory_order member variables.
2048 (hsa_summary_t): Add private member function
2049 process_gpu_implementation_attributes.
2050 (hsa_function_summary): Rename m_binded_function to
2052 (hsa_insn_basic_p): Remove typedef.
2053 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2054 (hsa_op_reg_p): Remove typedef.
2055 (hsa_function_representation): Change hsa_op_reg_p into plain
2057 (hsa_insn_phi): Removed new and delete operators.
2058 (hsa_insn_br): Likewise.
2059 (hsa_insn_cbr): Likewise.
2060 (hsa_insn_sbr): Likewise.
2061 (hsa_insn_cmp): Likewise.
2062 (hsa_insn_mem): Likewise.
2063 (hsa_insn_atomic): Likewise.
2064 (hsa_insn_signal): Likewise.
2065 (hsa_insn_seg): Likewise.
2066 (hsa_insn_call): Likewise.
2067 (hsa_insn_arg_block): Likewise.
2068 (hsa_insn_comment): Likewise.
2069 (hsa_insn_srctype): Likewise.
2070 (hsa_insn_packed): Likewise.
2071 (hsa_insn_cvt): Likewise.
2072 (hsa_insn_alloca): Likewise.
2073 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2074 (process_gpu_implementation_attributes): New function.
2075 (link_functions): Move some functionality into it. Adjust after
2076 renaming m_binded_functions to m_bound_functions.
2077 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2078 to the list of instructions with no output registers.
2079 (get_in_type): Return this if it is a register of
2081 (hsa_get_declaration_name): Moved to...
2082 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2083 temporary string on an obstack instead from ggc.
2084 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2085 down to two overloads.
2086 (hsa_allocp_operand_address): Removed.
2087 (hsa_allocp_operand_immed): Likewise.
2088 (hsa_allocp_operand_reg): Likewise.
2089 (hsa_allocp_operand_code_list): Likewise.
2090 (hsa_allocp_operand_operand_list): Likewise.
2091 (hsa_allocp_inst_basic): Likewise.
2092 (hsa_allocp_inst_phi): Likewise.
2093 (hsa_allocp_inst_mem): Likewise.
2094 (hsa_allocp_inst_atomic): Likewise.
2095 (hsa_allocp_inst_signal): Likewise.
2096 (hsa_allocp_inst_seg): Likewise.
2097 (hsa_allocp_inst_cmp): Likewise.
2098 (hsa_allocp_inst_br): Likewise.
2099 (hsa_allocp_inst_sbr): Likewise.
2100 (hsa_allocp_inst_call): Likewise.
2101 (hsa_allocp_inst_arg_block): Likewise.
2102 (hsa_allocp_inst_comment): Likewise.
2103 (hsa_allocp_inst_queue): Likewise.
2104 (hsa_allocp_inst_srctype): Likewise.
2105 (hsa_allocp_inst_packed): Likewise.
2106 (hsa_allocp_inst_cvt): Likewise.
2107 (hsa_allocp_inst_alloca): Likewise.
2108 (hsa_allocp_bb): Likewise.
2110 (hsa_init_data_for_cfun): Initialize obstack.
2111 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2112 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2113 (hsa_op_reg::operator new): Likewise.
2114 (hsa_op_address::operator new): Likewise.
2115 (hsa_op_code_list::operator new): Likewise.
2116 (hsa_op_operand_list::operator new): Likewise.
2117 (hsa_insn_basic::operator new): Likewise.
2118 (hsa_insn_phi::operator new): Likewise.
2119 (hsa_insn_br::operator new): Likewise.
2120 (hsa_insn_sbr::operator new): Likewise.
2121 (hsa_insn_cmp::operator new): Likewise.
2122 (hsa_insn_mem::operator new): Likewise.
2123 (hsa_insn_atomic::operator new): Likewise.
2124 (hsa_insn_signal::operator new): Likewise.
2125 (hsa_insn_seg::operator new): Likewise.
2126 (hsa_insn_call::operator new): Likewise.
2127 (hsa_insn_arg_block::operator new): Likewise.
2128 (hsa_insn_comment::operator new): Likewise.
2129 (hsa_insn_srctype::operator new): Likewise.
2130 (hsa_insn_packed::operator new): Likewise.
2131 (hsa_insn_cvt::operator new): Likewise.
2132 (hsa_insn_alloca::operator new): Likewise.
2133 (hsa_init_new_bb): Likewise.
2134 (hsa_bb::append_phi): New function.
2135 (gen_hsa_phi_from_gimple_phi): Use it.
2136 (get_symbol_for_decl): Fix dinstinguishing between
2137 global and local functions. Put local variables into a segment
2138 according to their attribute or static flag, if there is one.
2139 (hsa_insn_br::hsa_insn_br): New.
2140 (hsa_insn_br::operator new): Likewise.
2141 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2142 (query_hsa_grid_nodim): New function.
2143 (multiply_grid_dim_characteristics): Likewise.
2144 (gen_get_num_threads): Likewise.
2145 (gen_get_num_teams): Reimplemented.
2146 (gen_get_team_num): Likewise.
2147 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2149 (get_memory_order_name): Removed.
2150 (get_memory_order): Likewise.
2151 (hsa_memorder_from_tree): New function.
2152 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2153 gen_hsa_atomic_for_builtin, can also create signals.
2154 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2155 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2156 (hsa_insn_atomic): Fix function comment.
2157 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2158 ancestor constructor and initialization of new member variables.
2159 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2161 (hsa_get_host_function): Handle functions with no bound CPU
2162 implementation. Fix binded to bound.
2163 (get_brig_function_name): Likewise.
2164 (HSA_SORRY_ATV): Remove semicolon after macro.
2165 (HSA_SORRY_AT): Likewise.
2166 (omp_simple_builtin::generate): Add missing semicolons.
2167 (hsa_insn_phi::operator new): Removed.
2168 (hsa_insn_br::operator new): Likewise.
2169 (hsa_insn_cbr::operator new): Likewise.
2170 (hsa_insn_sbr::operator new): Likewise.
2171 (hsa_insn_cmp::operator new): Likewise.
2172 (hsa_insn_mem::operator new): Likewise.
2173 (hsa_insn_atomic::operator new): Likewise.
2174 (hsa_insn_signal::operator new): Likewise.
2175 (hsa_insn_seg::operator new): Likewise.
2176 (hsa_insn_call::operator new): Likewise.
2177 (hsa_insn_arg_block::operator new): Likewise.
2178 (hsa_insn_comment::operator new): Likewise.
2179 (hsa_insn_srctype::operator new): Likewise.
2180 (hsa_insn_packed::operator new): Likewise.
2181 (hsa_insn_cvt::operator new): Likewise.
2182 (hsa_insn_alloca::operator new): Likewise.
2183 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2185 (gen_hsa_addr): Also process CONST_DECLs.
2186 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2188 (gen_hsa_unary_operation): Make sure the function does
2189 not use bittype source type for firstbit and lastbit operations.
2190 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2192 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2194 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2195 Emit the width stored in the class.
2196 (emit_generic_branch_insn): New function.
2197 (emit_insn): Call emit_generic_branch_insn.
2198 (emit_signal_insn): Remove obsolete comment. Update
2199 member variable name, pick a type according to profile.
2200 (emit_alloca_insn): Remove obsolete comment.
2201 (emit_atomic_insn): Likewise.
2202 (emit_queue_insn): Get segment and memory order from the IR object.
2203 (hsa_brig_section): Make allocate_new_chunk, chunks
2204 and cur_chunk provate, add a default NULL parameter to add method.
2205 (hsa_brig_section::add): Added a new parameter, store pointer to
2206 output data there if it is non-NULL.
2207 (emit_function_directives): Use this new parameter instead of
2208 calculating the pointer itself, fix function comment.
2209 (hsa_brig_emit_function): Add forgotten endian conversion.
2210 (hsa_output_kernels): Remove unnecessary building of
2211 kernel_dependencies_vector_type.
2212 (emit_immediate_operand): Declare.
2213 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2214 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2215 (verify_function_arguments): Properly detect variadic
2217 * hsa-dump.c (hsa_width_specifier_name): New function.
2218 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2219 member variable name. Special dumping for queue objects.
2220 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2221 m_binded_functions to m_bound_functions. Copy externally visible flag
2223 (ipa_hsa_write_summary): Likewise.
2224 (ipa_hsa_read_section): Likewise.
2226 2016-11-23 Richard Biener <rguenther@suse.de>
2228 PR tree-optimization/78396
2229 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2230 vectorize try vectorizing an if-converted body using BB vectorization.
2232 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2233 Alan Hayward <alan.hayward@arm.com>
2234 David Sherwood <david.sherwood@arm.com>
2236 * rtlanal.c (subreg_get_info): Use more local variables.
2237 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2238 occupies at least one register. Assume that full hard registers
2239 have consistent endianness. Share previously-duplicated if block.
2240 Rework the main handling so that it operates on independently-
2241 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2242 to check lowpart offsets, without trying to find an equivalent
2243 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2244 as a final register-endianness correction.
2246 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2252 * combine.c (make_compound_operation_int): Do not convert a subreg of
2253 a non-constant logical shift right to a zero_extract. Handle the case
2254 where some zero bits have been shifted into the range covered by that
2257 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2258 Alan Hayward <alan.hayward@arm.com>
2259 David Sherwood <david.sherwood@arm.com>
2261 * rtl.h (subreg_size_offset_from_lsb): Declare.
2262 (subreg_offset_from_lsb): New function.
2263 (subreg_size_lowpart_offset): Declare.
2264 (subreg_lowpart_offset): Turn into an inline function.
2265 (subreg_size_highpart_offset): Declare.
2266 (subreg_highpart_offset): Turn into an inline function.
2267 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2268 (subreg_size_highpart_offset): Likewise
2269 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2271 2016-11-23 Richard Biener <rguenther@suse.de>
2273 PR tree-optimization/78482
2274 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2275 (remove_forwarder_block_with_phi): When merging with a loop
2276 header creates a new latch reset number of iteration information
2279 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2281 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2282 (*ashrsi3_extend0): ...this. Accept constant integers.
2283 (*ashrsi3_extend2): Rename to...
2284 (*ashrsi3_extend1): ...this.
2285 (*ashrsi3_extend2): New pattern.
2286 (*lshrsi3_extend1): Accept constant integers.
2287 (*lshrsi3_extend2): Fix condition on operand 2.
2289 2016-11-23 Martin Liska <mliska@suse.cz>
2291 * config/i386/i386.c: Initialize function pointer to NULL.
2293 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2295 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2296 for A == C1 ? A : C2 to below.
2297 * match.pd: Move from above to here:
2298 (cond (eq (convert1? x) c1) (convert2? x) c2)
2299 -> (cond (eq x c1) c1 c2).
2301 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2303 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2304 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2305 * match.pd: Move and extend simplification from above to here:
2306 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2307 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2308 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2310 2016-11-23 Martin Liska <mliska@suse.cz>
2311 Martin Jambor <mjambor@suse.cz>
2313 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2315 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2318 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2320 2016-11-23 Richard Biener <rguenther@suse.de>
2323 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2324 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2326 2016-11-23 Richard Biener <rguenther@suse.de>
2329 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2332 2016-11-23 Richard Biener <rguenther@suse.de>
2333 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2335 PR tree-optimization/78154
2336 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2337 returns it's argument and the argument is nonnull.
2338 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2339 ATT_RETNONNULL_NOTHROW_LEAF.
2340 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2341 ATTR_RETNONNULL_NOTHROW_LEAF.
2342 (BUILT_IN_STPCPY): Likewise.
2343 (BUILT_IN_STPNCPY): Likewise.
2344 (BUILT_IN_MEMPCPY_CHK): Likewise.
2345 (BUILT_IN_STPCPY_CHK): Likewise.
2346 (BUILT_IN_STPNCPY_CHK): Likewise.
2347 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2348 (BUILT_IN_STRNCAT): Likewise.
2349 (BUILT_IN_STRNCPY): Likewise.
2350 (BUILT_IN_MEMSET_CHK): Likewise.
2351 (BUILT_IN_STRCAT_CHK): Likewise.
2352 (BUILT_IN_STRCPY_CHK): Likewise.
2353 (BUILT_IN_STRNCAT_CHK): Likewise.
2354 (BUILT_IN_STRNCPY_CHK): Likewise.
2356 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2358 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2359 * fold-const.h (tree_expr_nonzero_p) : Declare.
2360 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2362 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2364 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2365 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2366 "defined" in macros.
2367 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2368 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2369 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2371 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2374 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2375 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2376 of RCALLs in prologue to 3.
2378 2016-11-22 Michael Collison <michael.collison@arm.com>
2380 * config/aarch64/aarch64-protos.h
2381 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2382 (aarch64_and_bitmask_imm): New prototypes
2383 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2384 New overloaded function to create bit mask covering the
2385 lowest to highest bits set.
2386 (aarch64_and_split_imm2): New overloaded functions to create bit
2387 mask of zeros between first and last bit set.
2388 (aarch64_and_bitmask_imm): New function to determine if a integer
2389 is a valid two instruction "and" operation.
2390 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2391 allowing wider range of constants with "and" operations.
2392 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2393 "and" operator from matching restricted constant range used for
2394 ior and xor operators.
2395 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2396 for constants in "and" operantions.
2397 (UsP constraint): New DImode constraint for constants
2398 in "and" operations.
2399 * config/aarch64/iterators.md (lconst2): New mode iterator.
2400 (LOGICAL2): New code iterator.
2401 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2403 (aarch64_logical_and_operand): New predicate allowing extended
2404 constants for "and" operations.
2406 2016-11-22 Walter Lee <walt@tilera.com>
2408 * config/tilegx/tilegx.md (trap): New pattern.
2409 * config/tilepro/tilepro.md (trap): Likewise.
2411 2016-11-22 Walter Lee <walt@tilera.com>
2413 * config/tilegx/tilegx.md (*zero_extract): Use
2414 define_insn_and_split instead of define_insn; Handle pos + size >
2416 (*sign_extract): Likewise.
2418 2016-11-22 Marek Polacek <polacek@redhat.com>
2420 PR tree-optimization/78455
2421 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2423 2016-11-22 Ian Lance Taylor <iant@golang.org>
2427 * godump.c (go_format_type): Always pass alignment as 1 when
2428 calling go_append_padding at end of struct/union.
2430 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2433 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2434 _mm512_setzero_hi): Removed.
2435 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2436 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2437 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2438 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2439 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2440 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2441 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2442 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2443 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2444 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2445 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2446 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2447 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2448 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2449 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2450 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2451 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2452 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2453 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2454 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2455 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2456 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2457 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2458 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2459 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2460 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2461 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2462 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2463 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2464 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2465 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2466 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2467 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2468 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2469 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2470 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2471 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2472 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2473 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2474 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2475 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2476 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2477 _mm512_setzero_qi or _mm512_setzero_hi.
2478 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2479 _mm512_maskz_dbsad_epu8): Formatting fixes.
2480 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2481 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2482 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2483 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2484 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2485 _mm512_setzero_qi or _mm512_setzero_hi.
2487 2016-11-22 Nathan Sidwell <nathan@acm.org>
2489 * gcc-ar.c (main): Fix indentation.
2490 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2491 * ggc-page.c (move_ptes_to_front): Fix formatting.
2492 * hsa-dump.c (dump_has_cfun): Fix indentation.
2493 * sel-sched-ir.h: Remove trailing blank lines.
2495 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2496 Alexander Monakov <amonakov@ispras.ru>
2498 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2499 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2500 (omp_clause_code_name): Add _simt_ name.
2501 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2502 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2503 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2504 (scan_omp_simd): New function.
2505 (scan_omp_1_stmt): Use it in target regions if needed.
2506 (omp_max_vf): Don't max with omp_max_simt_vf.
2507 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2508 OMP_CLAUSE__SIMT_ is present.
2509 (lower_rec_input_clauses): Compute maybe_simt from presence of
2511 (lower_lastprivate_clauses): Likewise.
2512 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2513 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2514 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2515 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2517 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2519 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2520 (expand_GOMP_SIMT_VF): New.
2521 (expand_GOMP_SIMT_LAST_LANE): New.
2522 (expand_GOMP_SIMT_ORDERED_PRED): New.
2523 (expand_GOMP_SIMT_VOTE_ANY): New.
2524 (expand_GOMP_SIMT_XCHG_BFLY): New.
2525 (expand_GOMP_SIMT_XCHG_IDX): New.
2526 * internal-fn.def (GOMP_SIMT_LANE): New.
2527 (GOMP_SIMT_VF): New.
2528 (GOMP_SIMT_LAST_LANE): New.
2529 (GOMP_SIMT_ORDERED_PRED): New.
2530 (GOMP_SIMT_VOTE_ANY): New.
2531 (GOMP_SIMT_XCHG_BFLY): New.
2532 (GOMP_SIMT_XCHG_IDX): New.
2533 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2534 (create_omp_child_function): ...here. Set "omp target entrypoint"
2535 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2536 (omp_max_simt_vf): New. Use it...
2537 (omp_max_vf): ...here.
2538 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2539 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2540 (lower_omp_ordered): Likewise, for "ordered" lowering.
2541 (expand_omp_simd): Add SIMT transforms.
2542 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2543 (execute_omp_device_lower): New.
2544 (pass_data_omp_device_lower): New.
2545 (pass_omp_device_lower): New pass.
2546 (make_pass_omp_device_lower): New.
2547 * passes.def (pass_omp_device_lower): Position new pass.
2548 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2549 (make_pass_omp_device_lower): Declare.
2551 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2554 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2555 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2557 (_mm_maskz_load_epi64): Likewise.
2558 (_mm_setzero_hi): Removed.
2559 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2561 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2562 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2563 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2564 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2565 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2566 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2567 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2568 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2569 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2570 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2571 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2573 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2574 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2575 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2576 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2577 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2578 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2579 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2580 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2581 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2582 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2583 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2584 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2585 instead of _mm_setzero_hi.
2586 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2587 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2588 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2589 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2590 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2591 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2592 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2593 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2594 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2595 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2596 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2597 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2598 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2599 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2600 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2601 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2602 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2603 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2604 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2605 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2606 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2607 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2608 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2609 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2610 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2611 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2613 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2614 instead of _mm_setzero_hi.
2615 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2616 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2617 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2618 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2619 _mm_setzero_si128 instead of _mm_setzero_di.
2620 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2621 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2622 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2623 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2624 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2625 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2626 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2627 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2628 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2629 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2630 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2631 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2632 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2633 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2634 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2635 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2636 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2637 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2638 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2639 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2640 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2641 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2642 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2643 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2644 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2645 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2646 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2647 _mm512_maskz_insertf32x8): Formatting fixes.
2648 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2649 _mm_setzero_si128 instead of _mm_setzero_di.
2650 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2651 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2652 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2653 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2654 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2655 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2656 _mm_setzero_si128 instead of _mm_setzero_di.
2657 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2659 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2660 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2661 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2662 _mm_setzero_si128 instead of _mm_setzero_hi.
2663 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2664 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2665 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2666 instead of _mm_setzero_di.
2667 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2668 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2670 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2671 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2673 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2675 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2676 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2677 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2679 2016-11-22 Carl Love <cel@us.ibm.com>
2681 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2682 equal and vector compare not equal. The vector compares take two
2683 arguments of type vector bool char, vector bool short, vector bool int,
2684 vector bool long long with the same return type.
2685 * doc/extend.texi: Update built-in documentation file for the new
2688 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2690 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2693 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2695 * config.gcc: Allow new rmprofile value for configure option
2696 --with-multilib-list.
2697 * config/arm/t-rmprofile: New file.
2698 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2701 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2704 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2705 register operand in alternatives 4,5,6.
2707 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2710 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2711 in save register mask if it is needed.
2713 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2715 PR tree-optimization/78436
2716 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2717 (shift_bytes_in_array, shift_bytes_in_array_right,
2718 merged_store_group::apply_stores): Formatting fixes.
2719 (clear_bit_region): Likewise. Use memset.
2720 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2721 instead of EXPR and inerted instead of inserted. Use memset instead
2722 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2726 * expmed.c (expand_divmod): Use wide_int for computation of
2727 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2728 Use size <= HOST_BITS_PER_WIDE_INT instead of
2729 HOST_BITS_PER_WIDE_INT >= size.
2731 PR tree-optimization/78445
2732 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2733 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2734 is 1. Formatting fix.
2736 2016-11-22 Martin Liska <mliska@suse.cz>
2739 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2740 (sem_function::get_hash): Use the new field.
2741 (sem_function::parse): Remove an argument from ctor.
2742 (sem_variable::parse): Likewise.
2743 (sem_variable::get_hash): Use the new field.
2744 (sem_item_optimizer::read_section): Use new ctor and set hash.
2745 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2746 sem_variable::sem_variable, sem_function::sem_function.
2748 2016-11-21 Jeff Law <law@redhat.com>
2751 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2752 can_create_pseudo_p is true.
2754 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2757 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2758 *rotldi3_insert_7): New define_insns.
2760 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2762 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2763 so that DImode can be allocated to FP/vector registers in more
2764 cases, and we can avoid direct move operations. If the register
2765 needs reloading, prefer GPRs over FP/vector registers. In the
2766 case of FPR vs. Altivec registers, prefer FPR registers unless we
2767 have the ISA 3.0 reg+offset scalar instructions.
2768 (movdi_internal64): Likewise.
2770 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2773 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2774 for tmp simd array if DECL_NAME (parm) is NULL.
2776 2016-11-20 Jeff Law <law@redhat.com>
2779 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2781 * config/m68k/m68k.md (relational tests against 65535/65536): New
2784 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2786 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2788 2016-11-21 Martin Sebor <msebor@redhat.com>
2790 * doc/invoke.texi (-fprintf-return-value): Document that option
2791 is enabled by default.
2793 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2795 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2796 for-loop declaration of loop variable.
2797 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2798 * config/avr/avr.c (avr_popcount_each_byte)
2799 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2800 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2801 (avr_expand_epilogue, avr_function_arg_advance)
2802 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2803 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2804 (avr_adjust_reg_alloc_order, output_reload_in_const)
2805 (avr_conditional_register_usage, avr_find_unused_d_reg)
2806 (avr_map_decompose, avr_fold_builtin): Same.
2808 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2810 * config/avr/avr.c (avr_popcount): Remove static function.
2811 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2813 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2815 * arm.opt (mapcs-float): Delete option.
2816 * arm.c (arm_option_override): Remove hunk relating to
2818 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2820 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2822 * tree-tailcall.c (process_assignment): Simplify the check for
2823 a valid copy, allowing the source to be a local variable as
2824 well as an SSA name.
2825 (find_tail_calls): Allow copies between local variables to follow
2826 the call. Allow the result to be stored in any local variable,
2827 even if it's an aggregate.
2828 (eliminate_tail_call): Check whether the result is an SSA name
2829 before updating its SSA_NAME_DEF_STMT.
2831 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2833 PR preprocessor/78324
2834 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2835 -ftrack-macro-expansion has a value other than 2.
2837 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2839 PR rtl-optimization/78400
2840 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2841 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2842 and df_update_exit_block_uses.
2844 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2847 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2848 new default-enabled warning..
2849 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2850 (BT_PTR_CONST_STRING): Updated.
2851 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2852 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2853 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2854 (strftime): Update builtin function.
2855 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2856 * tree.h (const_tm_ptr_type_node): New type node.
2857 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2858 const_tm_ptr_type_node.
2860 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2862 PR tree-optimization/78413
2863 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2864 inner and outer loop latches have single predecessors.
2866 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2869 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2870 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2872 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2874 * rtl.h: Adjust prototype.
2875 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2876 (dead_or_set_regno_p): Likewise.
2878 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2880 * rtl.h: Adjust prototype.
2881 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2883 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2885 * function.c (contains): Change argument type to rtx_insn *.
2886 (prologue_contains): Likewise.
2887 (epilogue_contains): Likewise.
2888 (prologue_epilogue_contains): Likewise.
2889 * function.h: Adjust prototype.
2891 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2893 * optabs.c (emit_libcall_block): Change argument type to
2895 * optabs.h: Adjust prototype.
2897 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2899 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2900 (fixup_reorder_chain): Adjust.
2901 * cfgrtl.h: Adjust prototype.
2903 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2905 * rtl.h: Adjust prototype.
2906 * rtlanal.c (replace_label_in_insn): Change argument type to
2909 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2911 * config/v850/v850.c (expand_prologue): Adjust.
2912 (expand_epilogue): Likewise.
2913 * expr.c (init_expr_target): Likewise.
2914 * genrecog.c (print_subroutine): Always make the argument type
2916 * recog.h: Adjust prototype.
2918 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2920 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2921 up variables to make some rtx_insn *.
2922 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2923 * config/arc/arc.c: Likewise.
2924 * config/arm/arm.c: Likewise.
2925 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2926 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2928 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2930 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2932 * config/arm/arm.c (legitimize_pic_address): Change to use
2933 rtx_insn * as the type of variables.
2934 (arm_pic_static_addr): Likewise.
2935 (arm_emit_movpair): Likewise.
2936 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2937 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2938 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2939 * config/frv/frv.md: Likewise.
2940 * config/i386/i386-protos.h: Likewise.
2941 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2942 (ix86_split_fp_branch): Likewise.
2943 (predict_jump): Likewise.
2944 * config/ia64/ia64.c: Likewise.
2945 * config/mcore/mcore.c: Likewise.
2946 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2947 * config/s390/s390.c: Likewise.
2948 * config/s390/s390.md: Likewise.
2949 * config/spu/spu.md: Likewise.
2950 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2951 * lower-subreg.c (resolve_simple_move): Likewise.
2953 2016-11-20 Jeff Law <law@redhat.com>
2956 * reload.h (struct target_reload): Make x_double_reg_address_ok
2958 * reload.c (find_reloads_address): Check if double_reg_address_ok
2959 is true for the mode of the memory reference.
2960 * reload1.c (init_reload): Initialize double_reg_address_ok for
2963 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2966 * tree-ssa-uninit.c: Define new global max_phi_args.
2967 (compute_uninit_opnds_pos): Use max_phi_args.
2968 (prune_uninit_phi_opnds): Same.
2969 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2970 missing NUM_PREDS in function comment.
2971 (can_one_predicate_be_invalidated_p): New.
2972 (can_chain_union_be_invalidated_p): New.
2973 (flatten_out_predicate_chains): New.
2974 (uninit_ops_invalidate_phi_use): New.
2975 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2977 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2979 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2980 * match.pd (A /[ex] B CMP C): New simplifications.
2982 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2984 * match.pd (0 / X, X / X, X % X): New simplifications.
2986 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2988 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2989 when checking if callee's isa flags are subset of caller's isa flags.
2990 Fix comment wording.
2992 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2993 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2994 instead and using = 0 instead of &= 0.
2996 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2997 ix86_add_new_builtins): Formatting fixes.
2998 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2999 (ix86_get_builtin): Likewise.
3001 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3002 don't initialize it, don't use it for the case where it isn't
3003 provable %{z} nor using the same argument, instead move merge
3004 argument into a new pseudo and use that as target. Formatting fixes.
3006 2016-11-19 Jeff Law <law@redhat.com>
3009 * config/m68k/m68k.md (bsetdreg): New pattern.
3010 (bchgdreg, bclrdreg): Likewise.
3012 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3015 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3016 instead of force_reg.
3017 (sh_expand_setmem): Likewise.
3019 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3021 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3023 2016-11-18 Walter Lee <walt@tilera.com>
3025 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3026 end-of-bundle marker for consecutive barriers.
3028 2016-11-18 Walter Lee <walt@tilera.com>
3030 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3032 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3035 * multiple_target.c (get_attr_len): Start with argnum and increment
3036 argnum on every arg. Use strchr in a loop instead of counting commas
3038 (get_attr_str): Increment argnum for every comma in the string.
3039 (separate_attrs): Use for instead of while loop, simplify.
3040 (expand_target_clones): Rename defenition argument to definition.
3041 Free attrs and attr_str even when diagnosing errors. Temporarily
3042 change input_location around targetm.target_option.valid_attribute_p
3043 calls. Don't emit warning or errors if that function fails.
3045 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3048 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3049 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3050 abbrev_opt_base_type_end only by increasing die_abbrev, before
3052 (optimize_abbrev_table): Don't change abbrev numbers of
3053 base types and CU or optimize implicit consts in them if
3054 calc_base_type_die_sizes has been called during build_abbrev_table.
3055 (calc_base_type_die_sizes): If abbrev_opt_start, set
3056 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3058 2016-11-18 Jeff Law <law@redhat.com>
3061 * config/m68k/m68k.c (moveq feeding equality comparison): New
3063 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3064 (equality_comparison_operator): Likewise.
3066 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3068 * rtlanal.c (load_extend_op): Move to...
3069 * rtl.h: ...here and make inline.
3071 2016-11-18 Terry Guo <terry.guo@arm.com>
3072 Thomas Preud'homme <thomas.preudhomme@arm.com>
3074 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3075 * config/arm/arm-opts.h: Include arm-flags.h.
3076 (struct arm_arch_core_flag): Define.
3077 (arm_arch_core_flags): Define.
3078 * config/arm/arm-protos.h: Include arm-flags.h
3079 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3080 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3081 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3082 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3083 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3084 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3085 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3086 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3087 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3088 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3089 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3090 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3091 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3092 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3093 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3094 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3095 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3096 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3097 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3098 ARM_FSET_CPU_SUBSET): Move to ...
3099 * config/arm/arm-flags.h: This new file.
3100 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3101 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3102 (TARGET_MODE_SPECS): Define.
3103 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3105 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3107 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3108 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3109 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3110 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3111 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3112 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3113 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3114 missing and make value unsigned.
3115 (arm_feature_set): Use unsigned entries instead of unsigned long.
3117 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3119 Re-apply after PR bootstrap/77359 is fixed:
3120 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3122 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3123 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3126 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3129 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3130 variables in functions calling alloca. Also update the ASCII
3132 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3133 (STACK_DYNAMIC_OFFSET): Likewise.
3134 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3135 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3138 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3139 Alan Hayward <alan.hayward@arm.com>
3140 David Sherwood <david.sherwood@arm.com>
3142 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3143 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3144 (add_const_value_attribute): Likewise.
3145 * explow.c (plus_constant): Likewise.
3146 * expmed.c (expand_mult, make_tree): Likewise.
3147 * expr.c (convert_modes): Likewise.
3148 * loop-doloop.c (doloop_optimize): Likewise.
3149 * postreload.c (reload_cse_simplify_set): Likewise.
3150 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3151 (simplify_binary_operation_1, simplify_const_binary_operation):
3153 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3154 * wide-int.h: Update documentation to recommend rtx_mode_t
3155 instead of std::make_pair.
3157 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3158 Alan Hayward <alan.hayward@arm.com>
3159 David Sherwood <david.sherwood@arm.com>
3161 * tree.h (SET_DECL_MODE): New macro.
3162 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3163 (expand_gimple_basic_block): Likewise.
3164 * function.c (split_complex_args): Likeise.
3165 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3166 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3167 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3168 (finish_bitfield_representative): Likewise.
3169 * tree.c (make_node_stat): Likewise.
3170 * tree-inline.c (remap_ssa_name): Likewise.
3171 (tree_function_versioning): Likewise.
3172 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3173 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3174 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3175 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3176 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3177 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3178 * varasm.c (make_debug_expr_from_rtl): Likewise.
3180 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3182 PR rtl-optimization/71785
3183 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3184 (duplicate_computed_gotos): New function.
3185 (pass_duplicate_computed_gotos::execute): Rewrite.
3187 2016-11-17 Jeff Law <law@redhat.com>
3190 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3191 barrier prior to deallocating the stack.
3193 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3195 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3196 to make better use of cmem loads in the case where a single bit is
3198 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3200 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3202 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3204 (isa_names_table): Handle new features.
3206 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3207 Andrew Senkevich <andrew.senkevich@intel.com>
3209 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3210 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3211 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3212 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3213 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3214 * config/i386/avx5124fmapsintrin.h: New file.
3215 * config/i386/avx5124vnniwintrin.h: Ditto.
3216 * config/i386/constraints.md (h): New constraint.
3217 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3218 * config/i386/driver-i386.c (host_detect_local_cpu):
3219 Detect avx5124fmaps, avx5124vnniw.
3220 * config/i386/i386-builtin-types.def: Add types
3221 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3222 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3223 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3224 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3225 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3226 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3227 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3228 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3229 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3230 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3231 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3232 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3233 __builtin_ia32_vp4dpwssds_mask): New.
3234 * config/i386/i386-c.c (ix86_target_macros_internal):
3235 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3236 * config/i386/i386-modes.def: Fixed comment typos, added new
3237 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3238 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3240 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3241 (ix86_option_override_internal): Handle new options.
3242 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3244 (ix86_expand_builtin): Handle new builtins.
3245 (ix86_additional_allocno_class_p): New.
3246 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3247 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3248 (reg_class): Add MOD4_SSE_REGS.
3249 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3250 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3251 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3252 avx5124vnniwintrin.h.
3253 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3254 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3255 (define_mode_iterator IMOD4): New.
3256 (define_mode_attr imod4_narrow): Ditto.
3257 (define_insn "mov<mode>"): Ditto.
3258 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3259 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3260 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3261 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3262 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3263 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3264 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3265 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3266 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3267 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3268 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3269 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3270 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3271 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3272 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3273 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3274 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3275 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3276 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3277 * genmodes.c (mode_size_inline): Extend return type.
3278 * machmode.h (mode_size, mode_base_align): Extend type.
3280 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3283 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3284 the appropriate checks for SFmode/DFmode load/stores in GPR
3286 (fusion_addis_mem_combo_store): Likewise.
3287 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3288 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3289 d-form instructions for traditional Altivec registers.
3290 (emit_fusion_p9_load): Likewise.
3291 (emit_fusion_p9_store): Likewise.
3292 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3293 early clobber from scratch register. Do not match if the register
3294 being stored is the scratch register.
3295 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3296 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3297 instructions for traditional Altivec registers.
3298 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3299 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3300 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3302 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3305 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3306 being live in the function and lr needing to be saved. Distinguish
3307 between already saved pushable registers and registers to push.
3308 Check for LR being an available pushable register.
3310 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3312 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3313 string input is a string constant.
3314 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3315 via cmpstrnsi even if neither string is constant.
3317 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3320 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3321 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3322 instead, return false if it is NULL, or doesn't fit into uhwi, or
3323 is larger or equal to targetm.max_anchor_offset.
3325 2016-11-17 Pip Cet <pipcet@gmail.com>
3326 Eric Botcazou <ebotcazou@adacore.com>
3328 PR rtl-optimization/78355
3329 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3330 needs to deal with unaligned accesses.
3331 * doc/tm.texi: Regenerate.
3332 * lra-constraints.c (simplify_operand_subreg): Only invoke
3333 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3335 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3337 * input.c (selftest::test_lexer_string_locations_long_line): New
3339 (selftest::test_lexer_string_locations_raw_string_multiline): New
3341 (selftest::input_c_tests): Call the new functions, via
3342 for_each_line_table_case.
3344 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3346 * config/aarch64/aarch64.md (mov<mode>): Call
3347 aarch64_split_dimode_const_store on DImode constant stores.
3348 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3350 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3353 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3354 Richard Biener <rguenther@suse.de>
3356 PR tree-optimization/77848
3357 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3358 the user specified -ftree-loop-if-convert.
3360 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3363 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3364 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3365 *thumb2_strd_base_neg): Recognize insn regardless of
3366 current_tune->prefer_ldrd_strd.
3367 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3370 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3372 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3375 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3377 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3379 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3380 * config/arc/arc-cpus.def (quarkse_em): Add.
3381 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3382 * config/arc/arc-opts.h (FPX_QK): Define.
3383 * config/arc/arc-tables.opt: Regenerate.
3384 * config/arc/arc.c (gen_compare_reg): Change.
3385 (arc_register_move_cost): Avoid Dy,Dx moves.
3386 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3387 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3388 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3390 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3391 (fix_truncsfsi2_fpu): Rename.
3392 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3393 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3394 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3395 * config/arc/t-multilib: Regenerate.
3397 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3399 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3401 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3402 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3403 (avr_rtx_costs_1, extra_constraint_Q): Same.
3404 (avr_address_cost): Use SUBREG_P if possible.
3406 2016-11-17 Richard Biener <rguenther@suse.de>
3409 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3410 non-local goto into CFG.
3412 2016-11-17 Richard Biener <rguenther@suse.de>
3414 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3415 backward compatibility.
3416 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3417 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3418 flag_tree_loop_if_convert_stores.
3419 (pass_if_conversion::execute): Likewise.
3421 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3423 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3424 const_double code before calling aarch64_float_const_zero_rtx_p.
3426 2016-11-17 Richard Biener <rguenther@suse.de>
3428 PR tree-optimization/78306
3429 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3430 inhibit inlining if function calls cilk_spawn.
3431 (can_inline_edge_p): Likewise.
3433 2016-11-17 Richard Biener <rguenther@suse.de>
3436 * fold-const.c (negate_expr_p): Fix multiplication case.
3438 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3441 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3443 (TARGET_INIT_LIBFUNCS): Delete definition and...
3444 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3447 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3449 * config/netbsd-stdint.h: New.
3450 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3451 (x86_64-*-netbsd*): Likewise.
3453 2016-11-16 Andrew PInski <apinski@cavium.com>
3455 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3456 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3457 flag_aarch64_verbose_cost instead of checking for details dump.
3458 (aarch64_rtx_costs_wrapper): Likewise.
3460 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3462 PR rtl-optimization/78378
3463 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3464 inner only if pos is 0. Fix up formatting.
3466 2016-11-17 Alan Modra <amodra@gmail.com>
3468 PR rtl-optimization/78325
3469 PR rtl-optimization/70890
3470 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3473 2016-11-16 Jason Merrill <jason@redhat.com>
3475 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3477 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3478 Richard Biener <rguenther@suse.de>
3480 PR tree-optimization/77848
3481 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3482 an outer loop, only save basic block aux information for the inner
3484 (versionable_outer_loop_p): New function.
3485 (tree_if_conversion): Version the outer loop instead of the inner
3486 one if the pattern will be recognized for outer-loop
3489 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3491 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3492 (pass_partition_blocks::gate): No longer check
3493 user_defined_section_attribute, instead check the function decl
3494 for a section attribute.
3495 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3496 set user_defined_section_attribute.
3497 * gcc/final.c (rest_of_handle_final): Likewise.
3498 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3499 * gcc/toplev.h: Remove declaration of
3500 user_defined_section_attribute.
3502 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3504 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3505 Explicitly switch between JR and JRC for the table jump. Adjust
3508 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3510 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3511 `insn_count' to 11 rather than 16.
3513 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3515 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3516 `ltu' rather than `leu' operation in the RTL pattern
3518 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3520 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3521 missing <d> instruction prefixes throughout. Correct
3524 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3526 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3527 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3528 cancel short delay slots in PIC call relaxation.
3530 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3532 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3533 general register with general register or ARM constant into SP
3536 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3539 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3540 that loop->header == body_bb if broken_loop.
3542 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3544 * tree-ssa-math-opts.c (bswap_replace): Remove test
3545 of SLOW_UNALIGNED_ACCESS.
3547 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3549 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3550 is selected. Pass -mgomp to offload compiler in OpenMP case.
3551 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3552 declaration from nvptx.c.
3553 (nvptx_gen_shuffle): Declare.
3554 (nvptx_output_set_softstack): Declare.
3555 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3556 (need_softstack_decl): New variable.
3557 (need_unisimt_decl): New variable.
3558 (diagnose_openacc_conflict): New. Use it...
3559 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3560 (nvptx_encode_section_info): Handle "shared" attribute.
3561 (write_as_kernel): Restrict to OpenACC target regions.
3562 (init_softstack_frame): New.
3563 (nvptx_init_unisimt_predicate): New.
3564 (write_omp_entry): New. Use it...
3565 (nvptx_declare_function_name): ...here to emit OpenMP target region
3566 entrypoints. Handle TARGET_SOFT_STACK. Call
3567 nvptx_init_unisimt_predicate.
3568 (nvptx_output_set_softstack): New.
3569 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3570 (nvptx_gen_shuffle): Export.
3571 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3573 (nvptx_print_operand): Fix handling of instruction predicates.
3574 (nvptx_get_unisimt_master): New helper function.
3575 (nvptx_get_unisimt_predicate): Ditto.
3576 (nvptx_call_insn_is_syscall_p): Ditto.
3577 (nvptx_unisimt_handle_set): Ditto.
3578 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3579 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3580 (nvptx_handle_shared_attribute): New. Use it...
3581 (nvptx_attribute_table): ... here (new entry).
3582 (nvptx_record_offload_symbol): Handle NULL attributes.
3583 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3584 (nvptx_simt_vf): New.
3585 (TARGET_SIMT_VF): Define.
3586 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3587 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3588 -muniform-simt option is active.
3589 (STACK_SIZE_MODE): Define.
3590 (FIXED_REGISTERS): Adjust.
3591 (SOFTSTACK_SLOT_REGNUM): New.
3592 (SOFTSTACK_PREV_REGNUM): New.
3593 (REGISTER_NAMES): Adjust.
3594 (struct machine_function): New fields.
3595 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3596 (UNSPEC_VOTE_BALLOT): Ditto.
3597 (UNSPEC_LANEID): Ditto.
3598 (UNSPECV_NOUNROLL): Ditto.
3599 (atomic): New attribute.
3600 (predicable): New attribute. Generate predicated forms via
3602 (br_true): Mark as not predicable.
3604 (br_true_uni): Ditto.
3605 (br_false_uni): Ditto.
3607 (trap_if_true): Ditto.
3608 (trap_if_false): Ditto.
3609 (nvptx_fork): Ditto.
3610 (nvptx_forked): Ditto.
3611 (nvptx_joining): Ditto.
3612 (nvptx_join): Ditto.
3613 (nvptx_barsync): Ditto.
3614 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3615 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3616 (allocate_stack_<mode>): Remove unused pattern.
3617 (set_softstack_insn): New pattern.
3618 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3619 (nvptx_vote_ballot): New pattern.
3620 (omp_simt_lane): Ditto.
3621 (omp_simt_last_lane): Ditto.
3622 (omp_simt_ordered): Ditto.
3623 (omp_simt_vote_any): Ditto.
3624 (omp_simt_xchg_bfly): Ditto.
3625 (omp_simt_xchg_idx): Ditto.
3626 (nvptx_nounroll): Ditto.
3627 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3628 (atomic_exchange<mode>): Ditto.
3629 (atomic_fetch_add<mode>): Ditto.
3630 (atomic_fetch_addsf): Ditto.
3631 (atomic_fetch_<logic><mode>): Ditto.
3632 * config/nvptx/nvptx.opt (msoft-stack): New option.
3633 (muniform-simt): Ditto.
3635 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3636 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3637 * doc/invoke.texi (msoft-stack): Document.
3638 (muniform-simt): Document
3640 * doc/tm.texi: Regenerate.
3641 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3642 * target.def: Define it.
3643 * target-insns.def (omp_simt_lane): New.
3644 (omp_simt_last_lane): New.
3645 (omp_simt_ordered): New.
3646 (omp_simt_vote_any): New.
3647 (omp_simt_xchg_bfly): New.
3648 (omp_simt_xchg_idx): New.
3650 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3652 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3654 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3655 (ASM_OUTPUT_CASE_END): Likewise.
3656 * config/mips/mips.c (mips_set_text_contents_type): New function.
3657 (mips16_emit_constants): Record the pool's initial label number
3658 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3659 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3660 for `consttable' insns.
3661 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3662 for `consttable_end' insns.
3663 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3664 (consttable): Add operand.
3665 (consttable_end): New insn.
3667 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3669 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3670 * tree-if-conv.c (tree_if_conversion): Make public.
3671 * * tree-if-conv.h: New file.
3672 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3673 dynamic alias checks for epilogues.
3674 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3675 * tree-vect-loop.c: include tree-if-conv.h.
3676 (new_loop_vec_info): Add zeroing orig_loop_info field.
3677 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3678 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3679 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3680 using passed argument.
3681 (vect_transform_loop): Check if created epilogue should be returned
3682 for further vectorization with less vf. If-convert epilogue if
3683 required. Print vectorization success for epilogue.
3684 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3685 if it is required, pass loop_vinfo produced during vectorization of
3686 loop body to vect_analyze_loop.
3687 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3689 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3690 (LOOP_VINFO_EPILOGUE_P): New.
3691 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3692 (vect_do_peeling): Change prototype to return epilogue.
3693 (vect_analyze_loop): Add argument of loop_vec_info type.
3694 (vect_transform_loop): Return created loop.
3696 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3698 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3699 component as used also if LR_REGNO is a live input to the bb.
3700 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3701 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3702 (df_get_exit_block_use_set): Ditto.
3703 * df.h (df_scan_flags): New enum.
3704 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3705 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3706 df_update_entry_block_defs and df_update_exit_block_uses
3707 at the start; clear the flag and call those functions at the end.
3709 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3710 Alan Hayward <alan.hayward@arm.com>
3711 David Sherwood <david.sherwood@arm.com>
3713 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3714 nb_iterations to the number of latch iterations rather than the
3715 number of loop iterations.
3717 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3718 Alan Hayward <alan.hayward@arm.com>
3719 David Sherwood <david.sherwood@arm.com>
3721 * combine.c (maybe_swap_commutative_operands): New function.
3722 (combine_simplify_rtx): Use it.
3723 (change_zero_ext): Likewise.
3724 (make_compound_operation_int): New function, split out of...
3725 (make_compound_operation): ...here. Use
3726 maybe_swap_commutative_operands for both.
3728 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3730 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3731 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3732 * arm/arm-tables.opt: Regenerated.
3733 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3735 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3736 and 'neon' are aliases for specific implementations.
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 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3743 and use it in the final call to gen_rtx_fmt_ee.
3744 (expand_vec_cond_expr): Update accordingly.
3745 (expand_vec_cmp_expr): Likewise.
3747 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3748 Alan Hayward <alan.hayward@arm.com>
3749 David Sherwood <david.sherwood@arm.com>
3751 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3753 2016-11-16 Richard Biener <rguenther@suse.de>
3756 * gimplify.c (gimplify_function_tree): Do not instrument
3757 GNU extern inline functions.
3759 2016-11-16 Martin Liska <mliska@suse.cz>
3762 * gimplify.c (gimplify_switch_expr): Always save previous
3763 gimplify_ctxp->live_switch_vars.
3765 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3767 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3768 zero_extract operations to allow a movb to occur.
3769 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3770 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3771 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3772 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3775 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3776 Alan Hayward <alan.hayward@arm.com>
3777 David Sherwood <david.sherwood@arm.com>
3779 * expr.c (emit_group_load_1): Tighten check for whether an
3780 access involves only one operand of a CONCAT. Use extract_bit_field
3781 for constants if the bit range does span the whole operand.
3783 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3784 Alan Hayward <alan.hayward@arm.com>
3785 David Sherwood <david.sherwood@arm.com>
3787 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3789 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3790 Alan Hayward <alan.hayward@arm.com>
3791 David Sherwood <david.sherwood@arm.com>
3793 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3794 all three iteration counts with an any_* test. Use a single update
3795 for each count. Fix the calculation of nb_iterations_estimate.
3797 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3799 * config/pdp11/pdp11.c: Include dbxout.h.
3801 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3803 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3805 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3808 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3809 proper ranges for an SBFX instruction.
3810 (extzv_t2): Likewise for UBFX.
3812 2016-11-16 Richard Biener <rguenther@suse.de>
3814 PR tree-optimization/78348
3815 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3816 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3817 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3818 revealed no dependency, PKIND_MEMMOVE otherwise.
3820 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3823 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3824 it points to non-NULL tree, use it instead of ubsan_create_data.
3825 (instrument_si_overflow): Handle vector signed integer overflow
3827 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3828 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3829 vector IFN_UBSAN_CHECK_*.
3830 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3831 pass it through to ubsan_build_overflow_builtin.
3832 (expand_neg_overflow, expand_mul_overflow): Likewise.
3833 (expand_vector_ubsan_overflow): New function.
3834 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3835 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3836 (expand_arith_overflow): Adjust expand_*_overflow callers.
3838 2016-11-16 Matthias Klose <doko@ubuntu.com>
3840 * doc/install.texi: Remove references to java/libjava.
3842 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3844 * tree-ssa-coalesce.c (register_default_def): Remove
3845 register_ssa_partition.
3846 (create_outofssa_var_map): Likewise.
3847 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3848 * tree-ssa-live.h (register_ssa_partition): Likewise.
3850 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3852 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3853 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3854 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3855 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3856 rtx when all sub-rtx are also permanent.
3857 (attr_eq): Simplify.
3858 (attr_copy_rtx): Remove.
3859 (make_canonical, get_attr_value): Use attr_equal_p.
3860 (copy_boolean): Rehash NOT.
3861 (simplify_test_exp_in_temp,
3862 optimize_attrs): Remove call to attr_copy_rtx.
3863 (attr_alt_intersection, attr_alt_union,
3864 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3865 (make_automaton_attrs): Use attr_eq.
3867 2016-11-15 Matthias Klose <doko@ubuntu.com>
3869 * doc/install.texi: Remove references to java/libjava.
3870 * doc/sourcebuild.texi: Likewise.
3871 * doc/invoke.texi: Likewise.
3872 * doc/standards.texi: Likewise.
3874 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3875 Alan Hayward <alan.hayward@arm.com>
3876 David Sherwood <david.sherwood@arm.com>
3878 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3880 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3881 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3882 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3883 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3884 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3885 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3886 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3888 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3889 Alan Hayward <alan.hayward@arm.com>
3890 David Sherwood <david.sherwood@arm.com>
3892 * dce.c (check_argument_store): Pass the size instead of
3893 the memory reference.
3894 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3896 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3897 Alan Hayward <alan.hayward@arm.com>
3898 David Sherwood <david.sherwood@arm.com>
3900 * alias.c (canon_rtx): Use simplify_gen_binary.
3902 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3903 Alan Hayward <alan.hayward@arm.com>
3904 David Sherwood <david.sherwood@arm.com>
3906 * rtl.h (load_extend_op): Declare.
3907 * rtlanal.c (load_extend_op): New function.
3908 (nonzero_bits1): Use it.
3909 (num_sign_bit_copies1): Likewise.
3910 * cse.c (cse_insn): Likewise.
3911 * fold-const.c (fold_single_bit_test): Likewise.
3912 (fold_unary_loc): Likewise.
3913 * fwprop.c (free_load_extend): Likewise.
3914 * postreload.c (reload_cse_simplify_set): Likewise.
3915 (reload_cse_simplify_operands): Likewise.
3916 * combine.c (try_combine): Likewise.
3917 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3918 subreg_lowpart_p checks.
3920 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3921 Alan Hayward <alan.hayward@arm.com>
3922 David Sherwood <david.sherwood@arm.com>
3924 * combine.c (simplify_shift_const_1): Use the number of bits
3925 in the inner mode to determine the range of the shift.
3926 When handling shifts of vectors, skip any rules that apply
3929 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3930 Alan Hayward <alan.hayward@arm.com>
3931 David Sherwood <david.sherwood@arm.com>
3933 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3936 2016-11-15 Matthias Klose <doko@ubuntu.com>
3938 * doc/install.texi: Remove references to gcj/libjava.
3939 * doc/invoke.texi: Likewise.
3941 2016-11-15 Jeff Law <law@redhat.com>
3943 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3944 parameter. Callers changed.
3945 (check-subpath_and_update_thread_path): Extracted from
3946 fsm_find_control_statement_thread_paths.
3947 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3948 (handle_phi, handle_assignment): Allow any constant node, not
3951 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3953 * config/arc/arc-arch.h: New file.
3954 * config/arc/arc-arches.def: Likewise.
3955 * config/arc/arc-cpus.def: Likewise.
3956 * config/arc/arc-options.def: Likewise.
3957 * config/arc/t-multilib: Likewise.
3958 * config/arc/genmultilib.awk: Likewise.
3959 * config/arc/genoptions.awk: Likewise.
3960 * config/arc/arc-tables.opt: Likewise.
3961 * config/arc/driver-arc.c: Likewise.
3962 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3963 * common/config/arc/arc-common.c (arc_handle_option): Trace
3965 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3966 options; check for supported cpu against arc-cpus.def file.
3967 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3968 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3969 * config/arc/arc-c.def: Add emacs local variables.
3970 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3971 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3972 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3973 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3974 (DEFAULT_arc_fpu_build): Define.
3975 (DEFAULT_arc_mpy_option): Define.
3976 * config/arc/arc-protos.h (arc_init): Delete.
3977 * config/arc/arc.c (arc_cpu_name): New variable.
3978 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3979 (arc_arc700, arc_arc600, arc_arc601): New variable.
3980 (arc_init): Add static; remove selection of default tune value,
3981 cleanup obsolete error messages.
3982 (arc_override_options): Make use of .def files for selecting the
3983 right cpu and option configurations.
3984 * config/arc/arc.h (stdbool.h): Include.
3985 (TARGET_CPU_DEFAULT): Define.
3986 (CPP_SPEC): Remove mcpu=NPS400 handling.
3987 (arc_cpu_to_as): Declare.
3988 (EXTRA_SPEC_FUNCTIONS): Define.
3989 (OPTION_DEFAULT_SPECS): Likewise.
3990 (ASM_DEFAULT): Remove.
3991 (ASM_SPEC): Use arc_cpu_to_as.
3992 (DRIVER_SELF_SPECS): Remove deprecated options.
3993 (arc_base_cpu): Declare.
3994 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3995 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3997 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3998 * config/arc/arc.md (attr_cpu): Remove.
3999 * config/arc/arc.opt (mno-mpy): Deprecate.
4000 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4001 (mcpu=ARCHS): Remove.
4002 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4004 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4005 (arc_fpu): Use new defines.
4006 (mpy-option): Change to use numeric or string like inputs.
4007 * config/arc/t-arc (driver-arc.o): New target.
4008 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4009 * config/arc/t-arc-newlib: Delete.
4010 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4011 * doc/invoke.texi (ARC): Update arc options.
4013 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4015 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4016 insn at the beginning of the constant pool.
4017 (mips_insert_insn_pseudos): New function.
4018 (mips_machine_reorg2): Call it.
4019 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4020 UNSPEC_INSN_PSEUDO enum values.
4021 (insn_pseudo, consttable): New insns.
4023 2016-11-15 Michael Matz <matz@suse.de>
4025 PR missed-optimization/77881
4026 * combine.c (simplify_comparison): Remove useless subregs
4027 also inside the loop, not just after it.
4028 (make_compound_operation): Recognize some subregs as being
4031 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4032 Alan Hayward <alan.hayward@arm.com>
4033 David Sherwood <david.sherwood@arm.com>
4035 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4038 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4040 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4041 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4043 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4044 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4045 vinsert{b,h} on ISA 3.0.
4047 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4049 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4050 and cmpnop in two steps: first the ones not accessed in original gimple
4051 expression in a endian independent way and then the ones not accessed
4052 in the final result in an endian-specific way.
4053 (bswap_replace): Stop doing big endian adjustment.
4055 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4057 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4058 (*ashl<mode>3_doubleword): Ditto.
4060 2016-11-14 Martin Liska <mliska@suse.cz>
4062 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4064 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4065 Richard Biener <rguenther@suse.de>
4067 * doc/invoke.texi (fgimple): Document.
4068 * dumpfile.h (TDF_GIMPLE): Add.
4069 * dumpfile.c (dump_options): Add gimple.
4070 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4072 (dump_gimple_label): Likewise.
4073 (dump_gimple_phi): Likewise.
4074 (dump_gimple_bb_header): Likewise.
4075 (dump_phi_nodes): Likewise.
4076 (pp_cfg_jump): Likewise. Pass in dump flags.
4077 (dump_implicit_edges): Adjust.
4078 * passes.c (pass_init_dump_file): Do not dump function header
4080 * tree-cfg.c (dump_function_to_file): Dump function return type
4081 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4083 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4084 (dump_generic_node): Likewise.
4085 * function.h (struct function): Add pass_startwith member.
4086 * passes.c (execute_one_pass): Implement startwith.
4087 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4088 and assign proper version for parsed ssa names.
4089 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4090 * internal-fn.c (expand_PHI): New function.
4091 * internal-fn.h (expand_PHI): Declared here.
4092 * internal-fn.def: New defination for PHI.
4093 * tree-cfg.c (lower_phi_internal_fn): New function.
4094 (build_gimple_cfg): Call it.
4095 (verify_gimple_call): Condition for passing label as arg in internal
4097 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4098 present PHIs with arguments.
4100 2016-11-14 Martin Liska <mliska@suse.cz>
4103 * common.opt: Add prefer-atomic as a new enum value for
4105 * coretypes.h: Likewise.
4106 * doc/invoke.texi: Document the new option value.
4107 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4108 * tree-profile.c (tree_profiling): Select default value
4109 of -fprofile-update when 'prefer-atomic' is selected.
4111 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4113 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4114 (cortex_a57_alu_shift): ...here.
4116 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4118 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4120 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4121 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4122 (<optab>si3_insn_uxtw): Likewise.
4123 (<optab><mode>3_insn): Likewise.
4124 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4125 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4126 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4127 (<optab><mode>): Likewise.
4128 (insv<mode>): Likewise.
4129 (andim_ashift<mode>_bfiz): Likewise.
4130 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4131 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4132 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4133 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4134 (exynos_m1_alu_p): Likewise.
4135 * config/arm/types.md: Add bfx.
4136 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4138 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4140 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4141 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4143 2016-11-14 Richard Biener <rguenther@suse.de>
4145 PR tree-optimization/78312
4146 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4147 flow-sensitive info.
4149 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4152 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4153 * config/avr/avr.opt (-mabsdata): New option.
4154 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4155 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4156 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4157 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4158 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4159 spec depending on AVR_ISA_LDS.
4160 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4162 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4164 * match.pd: Don't try to compare addresses of variables with
4167 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4169 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4170 (propagate_vr_accross_jump_function): Handle unary expressions.
4171 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4172 (load_from_param_1): New.
4173 (load_from_unmodified_param): Factor common part into load_from_param_1.
4174 (load_from_param): New.
4175 (compute_complex_assign_jump_func): Handle unary expressions.
4176 (update_jump_functions_after_inlining): Likewise.
4177 (ipa_write_jump_function): Likewise.
4178 (ipa_read_jump_function): Likewise.
4180 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4183 * doc/invoke.texi: Document Wrestrict.
4184 * pretty-print.c (pp_format): Add case for "Z" specifier.
4185 (test_pp_format): Test "Z" specifier.
4187 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4189 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4190 original function needs a static chain.
4192 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4195 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4198 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4201 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4202 return early if !optional_tbtab.
4204 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4206 PR rtl-optimization/59461
4207 * doc/rtl.texi (paradoxical subregs): Add missing word.
4208 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4209 in modes with precision larger than that of last_set_mode.
4210 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4211 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4212 REGs to paradoxical SUBREGs.
4213 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4214 larger than a word before invoking LOAD_EXTEND_OP on it.
4216 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4219 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4220 element order for little endian ordering.
4222 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4223 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4226 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4230 when calculating operand 2.
4231 (rotate to rotatex zext splitter): Ditto.
4233 2016-11-11 Jeff Law <law@redhat.com>
4235 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4237 (stmt_uses_name_in_undefined_way): New function, extracted from
4238 find_implicit_erroneous_behavior and extended for div/mod case.
4239 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4240 find_explicit_erroneous_behavior and extended for div/mod case.
4241 (find_implicit_erroneous_behavior): Use new helper function.
4242 (find_explicit_erroneous_behavior): Use new helper function.
4244 2016-11-11 Richard Biener <rguenther@suse.de>
4246 PR tree-optimization/71575
4247 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4250 2016-11-11 Richard Biener <rguenther@suse.de>
4253 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4254 about uninitialized destination arg of BIT_INSERT_EXPR.
4256 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4259 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4260 terminology. Expand to remove ambiguity.
4262 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4264 PR rtl-optimization/78232
4265 * combine.c (try_combine): Add a big comment about why reusing i2dest
4267 (change_zero_ext): Do not call simplify_gen_binary, do the
4268 simplifications manually.
4270 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4272 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4273 enable HImode and QImode to go in vector registers by default if
4274 the -mvsx-small-integer option is enabled.
4275 (rs6000_secondary_reload_simple_move): Likewise.
4276 (rs6000_preferred_reload_class): Don't force integer constants to
4277 be loaded into vector registers that we can easily make into
4278 memory (or being created in the GPRs and moved over with direct move).
4279 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4280 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4281 vector extraction on ISA 3.0 when the scalar integer can be
4282 allocated in vector registers. Generate the VEC_SELECT directy,
4283 and don't use UNSPEC's to avoid having the scalar type in a vector
4284 register. Make the expander target registers, and let the
4285 combiner fold in results storing to memory, if the machine
4287 (vsx_extract_<mode>_di): Likewise.
4288 (vsx_extract_<mode>_p9): Likewise.
4289 (vsx_extract_<mode>_di_p9): Likewise.
4290 (vsx_extract_<mode>_store_p9): Likewise.
4291 (vsx_extract_si): Likewise.
4292 (vsx_extract_<mode>_p8): Likewise.
4293 (p9_lxsi<wd>zx): Delete, no longer used.
4294 (p9_stxsi<wd>x): Likewise.
4295 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4296 integers in vector registers for ISA 3.0.
4297 (QHI): Update comment.
4298 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4299 vector extract instructions in sign/zero extend.
4300 (zero_extendhi<mode>): Likewise.
4301 (extendqi<mode>): Likewise.
4302 (extendhi<mode>2): Likewise.
4303 (HImode splitter for load/sign extend in vector register): Likewise.
4304 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4305 optimizing floating point conversions to/from small data types and
4306 rewrite it to support QImode/HImode being allowed in vector
4307 registers on ISA 3.0.
4308 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4309 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4310 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4311 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4312 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4313 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4314 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4315 VSPLITISW on ISA 2.07.
4316 (movhi_internal): Combine movhi_internal and movqi_internal into
4317 one mov<mode>_internal with an iterator. Add support for QImode
4318 and HImode being allowed in vector registers. Make large number
4319 of attributes and constraints easier to read.
4320 (movqi_internal): Likewise.
4321 (mov<mode>_internal): Likewise.
4322 (movdi_internal64): Fix constraint to allow loading -16..15 with
4323 VSPLITISW on ISA 2.07.
4324 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4327 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4329 PR rtl-optimization/78241
4330 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4331 but emit initial peel copy if niter expr is not reliable.
4333 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4335 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4336 (maybe_record_trace_start): If the CFI is different on the new and
4337 old paths, print out both to the dump file before ICEing.
4339 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4341 * target.def (additional_allocno_class_p): New.
4342 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4343 * hooks.c (hook_bool_reg_class_t_false): New.
4344 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4345 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4346 * doc/tm.texi: Update.
4348 2016-11-10 Jason Merrill <jason@redhat.com>
4350 * gengtype.c (new_structure): Append to structures list.
4351 (find_structure): Likewise.
4353 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4355 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4356 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4359 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4361 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4362 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4364 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4365 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4366 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4367 teams distribute parallel for simd even to distribute and teams
4368 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4369 OMP_CLAUSE_DEPEND_SINK case.
4370 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4371 (omp_no_lastprivate): Removed.
4372 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4373 (gimplify_omp_for): Likewise.
4374 (computable_teams_clause): Fail for automatic vars from current
4375 function not yet seen in bind expr.
4376 * langhooks.c (lhd_omp_scalar_p): New function.
4377 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4378 * varpool.c (varpool_node::get_create): Set node->offloading
4379 even for DECL_EXTERNAL decls.
4380 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4381 (LANG_HOOKS_OMP_SCALAR_P): Define.
4382 (LANG_HOOKS_DECLS): Use it.
4384 2016-11-10 Martin Liska <mliska@suse.cz>
4387 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4388 only when SWITCH_BODY is a BIND_EXPR.
4390 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4393 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4394 on the context only when it has no DIE yet.
4396 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4398 * arm.h (target_cpus): Delete.
4399 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4400 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4401 (all_architectures): Likewise.
4402 (arm_option_override): Adjust use of CPU enums.
4403 (arm_sched_reorder): Likewise.
4404 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4405 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4406 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4408 * arm-tables.opt: Regenerated.
4410 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4412 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4414 * config/aarch64/aarch64-tune.md: Regenerated.
4415 * config/arm/arm-cores.def (falkor): New core.
4416 * config/arm/arm-tables.opt: Regenerated.
4417 * config/arm/arm-tune.md: Regenerated.
4418 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4419 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4420 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4421 (ARM Options/-mtune): Likewise.
4423 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4426 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4428 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4429 (propagate_vr_accross_jump_function): Likewise.
4430 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4431 (load_from_param_1): New.
4432 (load_from_unmodified_param): Factor common part into load_from_param_1.
4433 (load_from_param): New.
4434 (compute_complex_assign_jump_func): Handle unary expressions.
4435 (ipa_write_jump_function): Likewise.
4436 (ipa_read_jump_function): Likewise.
4438 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4440 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4441 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4442 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4445 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4447 * print-rtl-function.c: Include varasm.h.
4448 (print_any_param_name): New function.
4449 (print_param): New function.
4450 (print_rtx_function): Call print_param for each argument.
4451 * print-rtl.c (rtx_writer::finish_directive): New function.
4452 * print-rtl.h (rtx_writer::finish_directive): New decl.
4454 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4457 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4458 operand 0 as earlyclobber.
4459 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4461 2016-11-09 Martin Liska <mliska@suse.cz>
4463 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4465 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4468 * builtins.c (expand_builtin_memcmp): Formatting fix.
4470 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4471 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4472 or of them, renumber other enumerators.
4473 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4474 * doc/invoke.texi: Document -fsanitize=shift-base and
4475 -fsanitize-shift-exponent, document -fsanitize=shift as
4476 having those 2 suboptions.
4478 2016-11-09 Richard Biener <rguenther@suse.de>
4480 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4481 * fold-const.c (tree_swap_operands_p): Likewise.
4482 (fold_binary_loc): Adjust.
4483 (fold_ternary_loc): Likewise.
4484 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4485 * gimple-fold.c (fold_stmt_1): Likewise.
4486 * gimple-match-head.c (gimple_resimplify2): Likewise.
4487 (gimple_resimplify3): Likewise.
4488 (gimple_simplify): Likewise.
4489 * tree-ssa-dom.c (record_equality): Likewise.
4490 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4491 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4492 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4494 2016-11-09 Richard Biener <rguenther@suse.de>
4496 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4497 (optimize_stmt): Remove redundant pre-propagation canonicalization
4498 of comparison operand order.
4500 2016-11-09 Martin Liska <mliska@suse.cz>
4502 * fold-const-call.c (fold_const_call): Fix the folding.
4504 2016-11-09 Richard Biener <rguenther@suse.de>
4506 * common.opt (flag_evaluation_order): Remove.
4507 * expr.c (expand_operands): Remove code guarded by
4508 flag_evaluation_order.
4509 * fold-const.c (reorder_operands_p): Remove, it always returns
4511 (negate_expr_p): Remove calls to reorder_operands_p.
4512 (fold_negate_expr): Likewise.
4513 (tree_swap_operands_p): Likewise.
4514 (fold_binary_loc): Likewise.
4516 2016-11-09 Andreas Schwab <schwab@suse.de>
4519 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4520 insns operating on a register.
4522 2016-11-09 Richard Biener <rguenther@suse.de>
4524 PR tree-optimization/78007
4525 * tree-vect-stmts.c (vectorizable_bswap): New function.
4526 (vectorizable_call): Call vectorizable_bswap for
4527 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4529 2016-11-09 Richard Biener <rguenther@suse.de>
4531 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4532 Look at the DR_BASE_ADDRESS object for forcing alignment.
4534 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4536 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4537 (propagate_vr_accross_jump_function): Likewise.
4538 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4539 (load_from_param_1): New.
4540 (load_from_unmodified_param): Factor common part into load_from_param_1.
4541 (load_from_param): New.
4542 (compute_complex_assign_jump_func): Handle unary expressions.
4543 (ipa_write_jump_function): Likewise.
4544 (ipa_read_jump_function): Likewise.
4546 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4549 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4550 Also fold constant passed as argument while computing value range.
4551 (propagate_constants_accross_call): Pass param type.
4552 * ipa-prop.c: export ipa_get_callee_param_type.
4553 * ipa-prop.h: export ipa_get_callee_param_type.
4555 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4557 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4558 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4560 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4562 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4563 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4564 ASAN_STACK_MAGIC_MIDDLE.
4565 (asan_global_struct): Increase the size of fields.
4566 (asan_add_global): Add new field constructor.
4567 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4568 __asan_version_mismatch_check_v8.
4570 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4572 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4575 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4578 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4579 Handle ASHIFT and LSHIFTRT.
4580 (dimode_scalar_chain::compute_convert_gain): Ditto.
4581 (dimode_scalar_chain::convert_insn): Ditto.
4583 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4585 * gimple-ssa-store-merging.c: Include selftest.h
4586 (verify_array_eq): New function.
4587 (verify_shift_bytes_in_array): Likewise.
4588 (verify_shift_bytes_in_array_right): Likewise.
4589 (verify_clear_bit_region): Likewise.
4590 (verify_clear_bit_region_be): Likewise.
4591 (store_merging_c_tests): Likewise.
4592 * selftest.h (store_merging_c_tests): Declare prototype.
4593 * selftest-run-tests.c (selftest::run_tests): Run
4594 store_merging_c_tests.
4596 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4598 * config/arm/arm.opt (mold-rtx-costs): Delete.
4599 (mnew-generic-costs): Delete.
4600 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4601 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4602 (arm_size_rtx_costs): Likewise.
4603 (arm_slowmul_rtx_costs): Likewise.
4604 (arm_fastmul_rtx_costs): Likewise.
4605 (arm_xscale_rtx_costs): Likewise.
4606 (arm_9e_rtx_costs): Likewise.
4607 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4608 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4609 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4610 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4611 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4612 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4613 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4614 arm_cortex_m7_tune):
4615 Delete rtx_costs field.
4616 (arm_new_rtx_costs): Rename to...
4617 (arm_rtx_costs_internal): ... This.
4618 (arm_rtx_costs): Remove old way of doing rtx costs.
4620 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4622 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4623 (arm_fastmul_tune): Likewise.
4624 (arm_strongarm_tune): Likewise.
4625 (arm_xscale_tune): Likewise.
4626 (arm_9e_tune): Likewise.
4627 (arm_marvell_pj4_tune): Likewise.
4628 (arm_v6t2_tune): Likewise.
4629 (arm_v6m_tune): Likewise.
4630 (arm_fa726te_tune): Likewise.
4632 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4634 PR tree-optimization/78234
4635 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4638 2016-11-08 Martin Liska <mliska@suse.cz>
4641 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4642 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4643 with a value expr. Do not add artificial variables to
4644 live_switch_vars. Use the debug counter.
4645 (gimplify_target_expr): Use the debug counter.
4646 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4647 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4648 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4650 2016-11-08 Richard Biener <rguenther@suse.de>
4652 * tree-vect-stmts.c (get_group_load_store_type): If the
4653 access is aligned do not trigger peeling for gaps.
4654 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4655 force alignment of vars with DECL_USER_ALIGN.
4657 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4659 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4661 2016-11-08 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/78205
4664 * tree-vect-stmts.c (vectorizable_load): Move check whether
4665 we may run into gaps when BB vectorizing SLP permutations ...
4666 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4667 here where we can do a more precise check.
4669 2016-11-08 Richard Biener <rguenther@suse.de>
4671 PR tree-optimization/78224
4672 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4673 Split the fallthru edge in case its successor may have PHIs.
4674 Do not free dominance info.
4676 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4679 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4680 EH info even for bzhi and pdep/pext.
4682 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4684 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4685 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4687 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4689 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4691 * config/rs6000/vector.md (div<mode>3): Ditto.
4693 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4695 * configure.ac (.hidden): Change to conftest_s string. Provide string
4697 (gcc_cv_ld_hidden): Yes for AIX.
4698 * configure: Regenerate.
4700 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4702 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4703 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4704 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4705 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4706 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4707 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4709 (rs6000_xcoff_visibility): New.
4710 (rs6000_xcoff_declare_function_name): Add visibility support.
4711 (rs6000_xcoff_asm_globalize_decl_name): New.
4712 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4713 (rs6000_asm_weaken_decl): New.
4714 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4715 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4718 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4721 * incpath.c (remove_dup): Also silently ignore EPERM.
4723 2016-11-07 Martin Jambor <mjambor@suse.cz>
4725 * tree.c (verify_type_variant): Use pointer comparison to check that
4726 TYPE_SIZE_UNIT match.
4728 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4731 * dse.c (dse_step5): Call scan_reads even if just
4732 insn_info->frame_read. Improve and fix dump file messages.
4735 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4736 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4738 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4741 * match.pd: Add following two patterns:
4742 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4743 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4745 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4747 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4748 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4749 * rtl.h (duplicate_reg_notes): Declare.
4750 * rtlanal.c (duplicate_reg_note): New function.
4752 PR rtl-optimization/77309
4753 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4754 don't assume an equality comparison for plain COMPARE.
4755 (simplify_comparison): Pass a more accurate code to
4756 make_compound_operation.
4758 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4760 * target.def (compute_pressure_classes): New target hook.
4761 * doc/tm.texi.in: Document it.
4762 * doc/tm.texi: Regenerate.
4763 * ira.c (setup_pressure_classes): Call target hook if defined.
4765 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4767 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4769 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4770 that have the default values.
4771 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4773 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4774 label string from expected dump.
4775 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4778 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4781 * alias.c (nonoverlapping_memrefs_p): If one decl is
4782 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4784 2016-11-07 Richard Biener <rguenther@suse.de>
4787 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4790 2016-11-07 Richard Biener <rguenther@suse.de>
4792 PR tree-optimization/78218
4793 * gimple-ssa-store-merging.c
4794 (pass_store_merging::terminate_all_aliasing_chains):
4795 Drop unused argument, fix alias check to also consider uses.
4796 (pass_store_merging::execute): Adjust.
4798 2016-11-07 Richard Biener <rguenther@suse.de>
4800 PR tree-optimization/78228
4801 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4804 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4807 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4808 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4809 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4810 to restrict them to an appropriate range and add FAIL check if the
4811 region they specify is out of range. Delete useless constraint
4813 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4814 2 and 3 to restrict their range and add pattern predicate.
4816 2016-11-07 Martin Liska <mliska@suse.cz>
4818 * asan.c (enum asan_check_flags): Move the enum to header file.
4819 (asan_init_shadow_ptr_types): Make type creation more generic.
4820 (shadow_mem_size): New function.
4821 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4822 Rewritten stack unpoisoning code.
4823 (build_shadow_mem_access): Add new argument return_address.
4824 (instrument_derefs): Instrument local variables if use after scope
4825 sanitization is enabled.
4826 (asan_store_shadow_bytes): New function.
4827 (asan_expand_mark_ifn): Likewise.
4828 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4829 * asan.h (enum asan_mark_flags): Moved here from asan.c
4830 (asan_protect_stack_decl): Protect all declaration that need
4832 (asan_sanitize_use_after_scope): New function.
4833 (asan_no_sanitize_address_p): Likewise.
4834 * cfgexpand.c (partition_stack_vars): Consider
4835 asan_sanitize_use_after_scope in condition.
4836 (expand_stack_vars): Likewise.
4837 * common.opt (-fsanitize-address-use-after-scope): New option.
4838 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4839 Explain the parameter.
4840 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4841 * gimplify.c (build_asan_poison_call_expr): New function.
4842 (asan_poison_variable): Likewise.
4843 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4844 variables that have address taken.
4845 (gimplify_decl_expr): Likewise.
4846 (gimplify_target_expr): Likewise for C++ temporaries.
4847 (sort_by_decl_uid): New function.
4848 (gimplify_expr): Unpoison all variables for a label we can jump
4849 from outside of a scope.
4850 (gimplify_switch_expr): Unpoison variables defined in the switch
4852 (gimplify_function_tree): Clear asan_poisoned_variables.
4853 (asan_poison_variables): New function.
4854 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4855 * internal-fn.c (expand_ASAN_MARK): New function.
4856 * internal-fn.def (ASAN_MARK): Declare.
4857 * opts.c (finish_options): Handle -fstack-reuse if
4858 -fsanitize-address-use-after-scope is enabled.
4859 (common_handle_option): Enable address sanitization if
4860 -fsanitize-address-use-after-scope is enabled.
4861 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4863 * params.h: Likewise.
4864 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4865 * sanitizer.def: Define __asan_poison_stack_memory and
4866 __asan_unpoison_stack_memory functions.
4867 * asan.c (asan_mark_poison_p): New function.
4868 (transform_statements): Handle asan_mark_poison_p calls.
4869 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4871 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4874 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4876 2016-11-07 Martin Liska <mliska@suse.cz>
4878 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4879 to time_profiler_counter_ptr.
4881 2016-11-07 Richard Biener <rguenther@suse.de>
4883 PR tree-optimization/37150
4884 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4886 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4887 (vect_analyze_slp_cost_1): Account for the real number of
4888 permutations emitted and for dead loads.
4889 (vect_transform_slp_perm_load): Add n_perms parameter counting
4890 the number of emitted permutations.
4891 * tree-vect-stmts.c (vectorizable_load): Adjust.
4893 2016-11-07 Richard Biener <rguenther@suse.de>
4895 PR tree-optimization/78189
4896 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4897 alignment computation.
4899 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4901 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4903 2016-11-05 Martin Sebor <msebor@redhat.com>
4905 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4908 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4912 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4914 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4917 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4918 doesn't have rtl set.
4920 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4922 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4923 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4924 rs6000_gimple_fold_builtin.
4925 (rs6000_gimple_fold_builtin): New function. Add handling for
4926 early expansion of vector addition builtins.
4928 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4930 * expr.h (copy_blkmode_from_reg): Delete.
4931 * expr.c (copy_blkmode_from_reg): Make static.
4933 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4935 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4936 * combine.c (LOAD_EXTEND_OP): Delete.
4937 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4938 * cse.c (LOAD_EXTEND_OP): Delete.
4939 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4940 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4941 * postreload.c (LOAD_EXTEND_OP): Delete.
4942 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4943 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4944 (find_reloads): Likewise.
4945 * reload1.c (eliminate_regs_1): Likewise.
4946 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4947 (num_sign_bit_copies1): Likewise.
4949 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4951 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4952 (selftest::ix86_test_dumping_hard_regs): New function.
4953 (selftest::ix86_run_selftests): New function.
4954 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4955 selftest::ix86_run_selftests.
4956 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4957 * doc/tm.texi: Regenerate
4958 * selftest-rtl.h: New file.
4959 * rtl-tests.c: Include "selftest-rtl.h".
4960 (selftest::assert_rtl_dump_eq): Make non-static.
4961 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4962 (selftest::test_dumping_regs): Update comment.
4963 * selftest-run-tests.c: Include "target.h".
4964 (selftest::run_tests): If non-NULL, call
4965 targetm.run_target_selftests.
4966 * target.def (run_target_selftests): New hook.
4968 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4970 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4971 representative core for this architecture.
4972 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4973 * config/arm/arm-tables.opt: Regenerate.
4974 * config/arm/arm-tune.md: Likewise.
4975 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4976 valid -mcpu options.
4977 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4979 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4981 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4982 representative core for this architecture.
4983 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4984 * config/arm/arm-tables.opt: Regenerate.
4985 * config/arm/arm-tune.md: Likewise.
4986 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4987 this tuning parameters apply to in the comment.
4988 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4989 valid -mcpu options.
4990 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4992 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4994 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4995 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4996 where cond_expr can't be a lvalue.
4998 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5000 * config/arc/arc.c (arc_process_double_reg_moves): Use
5002 * config/arc/arc.md (movsi_insn): Disable unsupported move
5003 instructions for ARCv2 cores.
5004 (movdi): Use prepare_move_operands.
5005 (movsf, movdf): Use move_dest_operand predicate.
5006 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5008 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5009 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5011 (dexcl_3op_peep2_insn_nores): Likewise.
5012 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5013 (LINK_COMMAND_SPEC): Remove.
5015 2016-11-04 Richard Biener <rguenther@suse.de>
5018 * loop-invariant.c (find_exits): Record entering inner
5019 loops as possibly exiting to handle infinite sub-loops.
5020 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5021 (fill_always_executed_in_1): Honor infinite child loops.
5023 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5026 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5027 has already been adjusted for endianness, so don't adjust it any
5031 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5032 ICmode unless we have standard PowerPC floating point.
5033 * config/rs6000/rs6000.md (FP iterator): Likewise.
5034 (FMOVE128 iterator): Likewise.
5036 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5037 Alexandre Oliva <aoliva@redhat.com>
5038 Jason Merrill <jason@redhat.com>
5042 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5044 * langhooks.c (lhd_type_dwarf_attribute): New function.
5045 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5046 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5047 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5048 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5049 (check_qualified_type, check_aligned_type): Call it.
5050 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5051 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5052 check_base_type and check_lang_type.
5053 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5054 return early. For pointer-to-data-member add DW_AT_use_location
5056 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5058 (gen_type_die_with_usage): Don't use type_main_variant
5059 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5060 check_base_type and check_lang_type. Formatting fixes. Call
5061 get_debug_type langhook.
5063 2016-11-03 Jason Merrill <jason@redhat.com>
5065 * tree.c (check_lang_type): New.
5066 (check_qualified_type): Use it.
5067 (check_aligned_type): Use it.
5068 * tree.h: Declare it.
5070 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5072 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5073 (arm*-freebsd*): Likewise.
5074 (arm*-*-netbsdelf*): Likewise.
5075 (arm*-*-linux*): Likewise.
5076 (arm*-*-uclinux*eabi*): Likewise.
5077 (arm*-*-phoenix*): Likewise.
5078 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5079 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5080 specified. Default to arm6 if target_cpu_cname is not set.
5081 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5082 default cpu has been correctly configured.
5083 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5084 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5085 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5086 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5087 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5088 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5089 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5091 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5093 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5094 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5095 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5096 (output_cfa_loc): Support DW_CFA_val_expression.
5097 (output_cfa_loc_raw): Likewise.
5098 (output_cfi): Likewise.
5099 (output_cfi_directive): Likewise.
5100 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5101 (dw_cfi_oprnd2_desc): Likewise.
5102 (mem_loc_descriptor): Recognize new pattern generated for value
5105 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5107 PR rtl-optimization/78186
5108 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5109 well, when converting to IOR.
5111 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5113 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5114 (vec_interleave_highv8qi): Likewise.
5116 2016-11-03 Martin Liska <mliska@suse.cz>
5118 * profile.c (instrument_values): Fix coding style.
5119 (branch_prob): Use renamed function.
5120 * tree-profile.c (init_ic_make_global_vars): Likewise.
5121 (gimple_init_edge_profiler): Rename to
5122 gimple_init_gcov_profiler.
5123 tree_time_profiler_counter variable declaration.
5124 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5126 * value-prof.h: Remove an argument.
5128 2016-11-03 Richard Biener <rguenther@suse.de>
5130 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5131 symtab_node::get_create.
5133 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5135 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5136 Move comments into more natural position.
5138 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5140 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5141 (PTRDIFF_TYPE): Define as int.
5143 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5145 * ccmp.c (expand_ccmp_expr_1): Adjust.
5146 (expand_ccmp_expr): Likewise.
5147 (expand_ccmp_next): Likewise.
5148 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5149 (aarch64_gen_ccmp_first): Likewise.
5150 * doc/tm.texi: Regenerate.
5151 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5152 (gen_ccmp_next): Likewise.
5154 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5156 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5157 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5159 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5162 darwin_rename_builtins here.
5163 (ix86_expand_divmod_libfunc): New.
5164 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5165 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5167 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5168 Nathan Sidwell <nathan@acm.org>
5170 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5172 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5174 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5176 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5177 to format MODE_INT and MODE_PARTIAL_INT literals.
5179 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5182 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5183 NULL if TARGET_SPE_ABI.
5185 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5187 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5188 clear padding bits even when they're less than a byte.
5190 2016-11-02 Richard Biener <rguenther@suse.de>
5192 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5193 (imm_store_chain_info::output_merged_stores): Force base_addr
5194 to be proper GIMPLE for a MEM_REF address.
5195 (pass_store_merging::execute): Restrict negative bitpos
5196 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5197 check. Take into account non-NULL_TREE offset if the base
5198 is already addressable.
5200 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5202 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5204 (aarch64_be_crypto_sha1hv4si): New pattern.
5206 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5208 * config/aarch64/aarch64.md (add<mode>3): Remove
5209 redundant code. Don't split frame based additions.
5211 2016-11-02 Richard Biener <rguenther@suse.de>
5213 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5214 redundant val and dest members.
5215 (store_immediate_info::store_immediate_info): Adjust.
5216 (merged_store_group::merged_store_group): Adjust.
5217 (merged_store_group::apply_stores): Likewise.
5218 (struct imm_store_chain_info): Add base_addr field.
5219 (imm_store_chain_info::imm_store_chain_info): New constructor.
5220 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5221 (imm_store_chain_info::output_merged_store): Likewise. Use
5222 addr_base which is already the address.
5223 (imm_store_chain_info::output_merged_stores): Likewise.
5224 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5225 imm_store_chain_info instead of base. Fix alias check.
5226 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5227 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5228 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5229 use the address of the base and adjust for other changes.
5231 2016-11-02 Martin Liska <mliska@suse.cz>
5233 * fold-const-call.c (host_size_t_cst_p): Test whether
5234 t is convertible to size_t.
5236 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5238 PR tree-optimization/78170
5239 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5240 introduced by native_encode_expr on little-endian as well.
5242 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5244 PR tree-optimization/78162
5245 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5248 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5250 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5252 (aarch64_next_callee_save): Likewise.
5253 (aarch64_pushwb_single_reg): Likewise.
5254 (aarch64_gen_storewb_pair): Likewise.
5255 (aarch64_push_regs): Likewise.
5256 (aarch64_gen_loadwb_pair): Likewise.
5257 (aarch64_pop_regs): Likewise.
5258 (aarch64_gen_store_pair): Likewise.
5259 (aarch64_gen_load_pair): Likewise.
5260 (aarch64_save_callee_saves): Likewise.
5261 (aarch64_restore_callee_saves): Likewise.
5263 2016-11-02 Richard Biener <rguenther@suse.de>
5265 PR tree-optimization/78035
5266 PR tree-optimization/77964
5267 * gimple-pretty-print.c (pp_points_to_solution): Print
5268 vars_contains_interposable.
5269 * tree-ssa-alias.c: Include varasm.h.
5270 (ptrs_compare_unequal): Check vars_contains_interposable and
5271 decl_binds_to_current_def_p.
5272 (dump_points_to_solution): Dump vars_contains_interposable.
5273 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5275 * tree-ssa-structalias.c: Include varasm.h.
5276 (set_uids_in_ptset): Record whether vars contains a
5277 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5278 (ipa_escaped_pt): Update initializer.
5280 2016-11-02 Richard Biener <rguenther@suse.de>
5282 PR tree-optimization/78047
5283 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5284 fake field at offset zero conservatively regarding to may_have_pointers.
5286 2016-11-02 Richard Biener <rguenther@suse.de>
5288 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5289 infer_value_range on stmt ops and update value-ranges.
5290 Dump visited stmts and blocks.
5291 (evrp_dom_walker::push_value_range): Dump changes.
5292 (evrp_dom_walker::pop_value_range): Likewise.
5293 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5295 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5297 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5299 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5301 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5303 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5304 and adjust for that.
5305 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5307 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5309 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5311 (transcode_memory_rtx): Likewise.
5312 (move_to_acc): Likewise.
5313 (move_from_acc): Likewise.
5314 (move_acc_to_reg): Likewise.
5315 (move_to_x): Likewise.
5316 (move_to_hl): Likewise.
5317 (move_to_de): Likewise.
5318 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5319 (rs6000_emit_savres_rtx): Likewise.
5320 (rs6000_emit_prologue): Likewise.
5321 * reorg.c (update_reg_unused_notes): Likewise.
5322 * rtl.h (remove_note): Adjust prototype.
5323 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5325 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5327 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5328 variables so some can be rtx_insn *.
5329 (alpha_emit_xfloating_libcall): Likewise.
5330 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5331 (mips_legitimize_tls_address): Likewise.
5332 * optabs.c (expand_binop): Likewise.
5333 * reload1.c (gen_reload): Likewise.
5335 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5337 * reorg.c (relax_delay_slots): Split up the trial variable.
5339 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5341 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5342 of variables rtx_insn *.
5343 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5344 (legitimize_tls_address): Likewise.
5345 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5346 (bfin_gen_bundles): Likewise.
5347 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5348 (c6x_reorg): Likewise.
5349 * config/frv/frv.c (frv_reorder_packet): Likewise.
5350 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5351 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5352 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5353 * config/mn10300/mn10300.c: Likewise.
5354 * config/rl78/rl78.c: Likewise.
5355 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5356 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5357 (sh_expand_cmpnstr): Likewise.
5358 (sh_expand_strlen): Likewise.
5359 (sh_expand_setmem): Likewise.
5360 * config/sh/sh.md: Likewise.
5361 * emit-rtl.c (emit_pattern_before): Likewise.
5362 * except.c: Likewise.
5363 * final.c: Likewise.
5366 2016-11-01 Jason Merrill <jason@redhat.com>
5368 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5369 a COND_EXPR with constant condition.
5371 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5373 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5374 and its initialization.
5376 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5378 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5381 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5383 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5384 argument, don't call add_linkage_name if it is true.
5385 (gen_variable_die): For C++ inline static data members, consider the
5386 initial call when old_die is NULL to be declaration and call
5387 add_name_and_src_coords_attributes in that case with true as
5388 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5389 (gen_member_die): For C++ inline static data members, emit a
5390 definition DIE right away in DW_TAG_compile_unit context.
5392 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5395 * config/pa/pa.md: Add new shift/add patterns to handle
5396 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5398 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5400 * config/xtensa/xtensa-protos.h
5401 (xtensa_use_return_instruction_p): New prototype.
5402 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5403 xtensa_callee_save_size): Remove.
5404 (struct machine_function): Add new fields: current_frame_size,
5405 callee_save_size, frame_laid_out and epilogue_done.
5406 (compute_frame_size, xtensa_expand_prologue,
5407 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5408 cfun->machine->callee_save_size and xtensa_current_frame_size
5409 with cfun->machine->current_frame_size.
5410 (compute_frame_size): Update cfun->machine->frame_laid_out and
5411 don't update frame layout after reload completion.
5412 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5413 instead of zeroing xtensa_current_frame_size.
5414 (xtensa_use_return_instruction_p): New function.
5415 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5417 (INITIAL_ELIMINATION_OFFSET): Use return value of
5418 compute_frame_size instead of xtensa_current_frame_size value.
5419 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5420 function xtensa_use_return_instruction_p instead of inline code.
5422 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5424 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5425 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5426 * dwarf2out.c (rnglist_idx): New variable.
5427 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5428 (DEBUG_RNGLISTS_SECTION): Define.
5429 (ranges_base_label): New variable.
5430 (size_of_die) <case dw_val_class_range_list>: If using
5431 DW_FORM_rnglistx, count size of uleb128 of range list index.
5432 (value_format) <case dw_val_class_range_list>: For
5433 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5434 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5435 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5436 (add_ranges_num): Remove useless prototype. Don't multiply
5437 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5438 for new fields added to dw_ranges struct.
5439 (add_ranges): Add maybe_new_sec argument and pass it
5440 through to add_ranges_num.
5441 (note_rnglist_head): New function.
5442 (add_ranges_by_labels): Pass true as maybe_new_sec to
5443 add_ranges_num, call note_rnglist_head on the head of the list.
5444 (output_ranges): Add function comment. Switch to
5445 .debug_ranges section here and emit .Ldebug_ranges0 label.
5446 (index_rnglists, output_rnglists): New functions.
5447 (gen_subprogram_die): Formatting fixes.
5448 (add_high_low_attributes): Don't divide offsets
5449 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5450 first list element or when pointing into the middle of
5451 a list. Pass true as second argument to add_ranges on the
5452 first block fragment after cold/hot section switch.
5453 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5454 section instead of .debug_ranges. Initialize
5455 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5456 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5457 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5458 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5459 Call output_rnglists for -gdwarf-5.
5460 (dwarf2out_c_finalize): Clear rnglist_idx.
5462 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5464 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5466 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5467 Tamar Christina <tamar.christina@arm.com>
5469 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5470 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5471 (vmaxnmq_f32): Likewise.
5472 (vminnm_f32): Likewise.
5473 (vminnmq_f32): Likewise.
5474 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5476 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5479 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5481 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5482 binary floating point types supported by the hardware except for
5484 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5485 vector instruction for optimizing extracting a SImode from a
5486 V4SImode vector and converting it to floating point.
5487 (vsx_xvcvuxwdp_df): Likewise.
5488 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5489 registers to be any VSX register. Move stores to the end of the
5491 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5492 to optimize extracting a SImode from a V4SImode vector and
5493 converting it to a binary floating point type supported by the
5494 hardware. Use the vector converts instead of extracting the
5495 element, sign extending it, and then converting it to double.
5496 Other floating point types than double first convert to double,
5497 then the double is converted to that type.
5498 (vsx_extract_si_<uns>float_<mode>): Likewise.
5500 2016-10-31 Andrew Pinski <apinski@cavium.com>
5502 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5503 Rewrite handling of part num to handle the case where
5504 multiple implementers share the same part num.
5506 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5507 Jakub Jelinek <jakub@redhat.com>
5509 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5510 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5512 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5514 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5515 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5516 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5517 (is_cu_die, is_unit_die): Likewise.
5518 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5519 comments for DWARF5 DW_UT_type units.
5520 (output_compilation_unit_header): Add UT argument, output
5521 start of DWARF5 .debug_info section header.
5522 (output_comp_unit): Add dwo_id argument. Adjust
5523 output_compilation_unit_header caller, for DW_UT_split_compile
5524 emit dwo_id field, otherwise padding1. Emit padding2 field.
5525 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5526 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5527 (output_skeleton_debug_sections): Add dwo_id argument, for
5528 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5529 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5530 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5531 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5532 DW_TAG_compile_unit for skeleton unit die. Don't add
5533 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5534 address to output_comp_unit and output_skeleton_debug_sections.
5536 * dwarf2out.c (debug_line_str_section): New variable.
5537 (debug_line_str_hash): Likewise.
5538 (DEBUG_LINE_STR_SECTION): Define.
5539 (set_indirect_string): Handle DW_FORM_line_strp like
5541 (find_string_form): Fix up formatting.
5542 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5544 (output_die): Handle DW_FORM_line_strp.
5545 (DWARF5_USE_DEBUG_LINE_STR): Define.
5546 (output_line_string): New function.
5547 (output_file_names): Add -gdwarf-5 support.
5548 (output_line_info): Likewise.
5549 (init_sections_and_labels): Initialize debug_line_str_section.
5550 (output_indirect_string): Change 2nd argument from void *
5551 to enum dwarf_form form, compare with form rather than
5553 (output_indirect_strings): Pass DW_FORM_strp to
5554 output_indirect_string traversion.
5555 (dwarf2out_finish): Output .debug_line_str strings.
5556 (dwarf2out_c_finalize): Clear debug_line_str_section and
5557 debug_line_str_hash.
5559 2016-10-31 Tom Tromey <tom@tromey.com>
5562 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5563 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5564 DW_OP_GNU_push_tls_address case.
5565 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5567 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5569 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5570 for frame_offset_rel bit.
5571 (struct array_descr_info): Add rank field.
5572 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5573 and placeholder_seen fields.
5574 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5575 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5576 DW_OP_pick 1 into DW_OP_over.
5577 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5578 gen_variant_part): Clear placeholder_{arg,seen}.
5579 (loc_list_from_tree_1): Drop const from context argument.
5580 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5581 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5582 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5584 (add_scalar_info): Drop const from context argument. Handle
5585 context->placeholder_arg.
5586 (add_bound_info): Drop const from context argument.
5587 (gen_descr_array_type_die): Drop const from ctx variable.
5588 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5589 attribute and use a single DW_TAG_generic_subrange instead of
5590 7 DW_TAG_subrange_type for assumed rank arrays.
5592 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5593 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5594 from bool to 1-bit uchar bitfield. Add num_assigned and
5595 offset_emitted bitfields.
5596 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5597 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5598 dw_val_class_loclistsptr.
5599 (new_addr_loc_descr): Fix up formatting.
5600 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5601 (add_AT_low_high_pc): Fix up formatting.
5602 (add_AT_loclistsptr): New function.
5603 (AT_lbl): Allow dw_val_class_loclistsptr.
5604 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5605 Handle dw_val_class_loclistsptr.
5606 (loc_list_idx): New variable.
5607 (output_loclists_offsets, assign_location_list_indexes): New
5609 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5610 add size_of_uleb128 of the index. Drop never used
5611 dwarf_split_debug_info AT_index handling. Handle
5612 dw_val_class_loclistsptr.
5613 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5614 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5615 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5616 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5617 DW_FORM_loclistx indexes.
5618 (output_attr_index_or_value): Fix up formatting. Don't handle
5619 dw_val_class_loc_list here.
5620 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5621 For dw_val_class_loc_list call output_loc_list_offset rather than
5622 output_attr_index_or_value.
5623 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5624 or .debug_loclists.dwo section name for debug_loc_section.
5625 (resolve_addr_in_expr): Formatting fix.
5626 (index_location_lists): Likewise.
5627 (dwarf2out_finish): If there are any location lists, for
5628 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5629 index_location_lists only if have_location_lists. Call
5630 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5631 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5632 -gsplit-dwarf also emit offset table.
5634 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5635 (size_of_die, value_format, output_die): Use
5636 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5637 dw_val_class_wide_int.
5639 * dwarf2out.c (dwarf_op): Renamed to ...
5640 (dwarf_OP): ... this.
5641 (convert_descriptor_to_mode, scompare_loc_descriptor,
5642 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5643 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5645 (dwarf_AT, dwarf_TAG): New functions.
5646 (check_die): Disallow DW_AT_call_all_calls next to
5647 DW_AT_GNU_all_call_sites.
5648 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5649 and attributes instead of the corresponding GNU tag and attributes.
5650 (gen_subprogram_die): Likewise. Emit call site information even
5651 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5652 DW_AT_defaulted in comment.
5653 (resolve_addr): Handle DW_AT_call_origin attribute on
5654 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5655 DW_TAG_GNU_call_site DIE.
5657 * dwarf2out.c (dwarf_op): New function.
5658 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5659 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5660 (output_loc_operands, output_loc_operands_raw): Likewise.
5661 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5662 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5663 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5664 if dwarf_version < 5.
5665 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5667 (scompare_loc_descriptor, ucompare_loc_descriptor,
5668 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5669 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5670 optimize_location_into_implicit_ptr): Likewise. Only punt for
5671 !dwarf_strict if dwarf_version < 5.
5672 (string_cst_pool_decl): Adjust comment.
5673 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5675 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5676 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5677 (struct dw_val_node): Add val_file_implicit field.
5678 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5679 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5680 output_die): Handle dw_val_class_const_implicit,
5681 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5682 (abbrev_die_table): Change into va_gc vec.
5683 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5684 ABBREV_DIE_TABLE_INCREMENT): Remove.
5685 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5686 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5688 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5689 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5691 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5693 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5695 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5697 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5698 unit. Call optimize_abbrev_table.
5699 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5700 abbrev_die_table being a va_gc vec.
5702 PR tree-optimization/77860
5703 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5704 also integral complex and vector constants.
5706 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5707 optimize_macinfo_range, save_macinfo_strings): Replace
5708 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5709 (output_macinfo): Likewise. Emit .debug_macro* rather than
5710 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5711 (init_sections_and_labels): Use .debug_macro* labels rather than
5712 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5713 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5714 or DW_AT_GNU_macros for -gdwarf-5.
5716 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5718 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5720 2016-09-11 Le-Chun Wu <lcwu@google.com>
5721 Mark Wielaard <mjw@redhat.com>
5723 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5724 (Wshadow=local): New option.
5725 (Wshadow-local): Hidden alias for -Wshadow=local.
5726 (Wshadow=compatible-local): New option.
5727 (Wshadow-compatible-local): Hidden alias for
5728 -Wshadow=compatible-local.
5729 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5730 Wshadow=compatible-local.
5732 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5734 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5735 Check slp defs for COND_EXPR by swapping/inverting operands if the
5736 new parameter SWAP indicates so.
5737 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5738 is isomorphic to the first stmt via swapping/inverting. Store swap
5739 information in the new parameter SWAP.
5740 (vect_build_slp_tree): New local array SWAP and pass it to function
5741 vect_build_slp_tree_1. Cleanup result handling code for function
5742 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5743 order of operands has been fixed as indicated by SWAP[i].
5745 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5747 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5748 unnecessary data dependence check after visited store stmt.
5750 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5752 PR tree-optimization/71915
5753 PR tree-optimization/71490
5754 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5756 (find_basis_for_base_expr): Require stride types to match when
5758 (alloc_cand_and_find_basis): Record the stride type.
5759 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5760 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5761 the expressions having those types.
5762 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5763 (create_mul_ssa_cand): Likewise.
5764 (create_mul_imm_cand): Likewise.
5765 (create_add_ssa_cand): Likewise.
5766 (create_add_imm_cand): Likewise.
5767 (legal_cast_p_1): Change interface to accept types rather than the
5768 expressions having those types.
5769 (legal_cast_p): Pass types to legal_cast_p_1.
5770 (slsr_process_cast): Pass stride type to
5771 alloc_cand_and_find_basis.
5772 (slsr_process_copy): Likewise.
5773 (dump_candidate): Display stride type when a cast exists.
5774 (create_add_on_incoming_edge): Introduce a cast when necessary for
5776 (analyze_increments): Change the code checking for invalid casts
5777 to rely on the stride type, and update the documentation and
5778 example. Change the code checking for pointer multiplies to rely
5780 (insert_initializers): Introduce a cast when necessary for the
5781 stride type. Use the stride type for the type of the initializer.
5783 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5785 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5787 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5789 PR rtl-optimization/77919
5790 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5791 into memory if both modes are complex and their inner modes have the
5792 same precision. If the two modes are different complex modes, convert
5793 each part separately and generate a new CONCAT.
5795 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5797 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5799 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5802 * gimple-ssa-store-merging.c
5803 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5804 instead of SET_TYPE_ALIGN on shared integral type.
5806 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5808 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5809 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5812 2016-10-28 Jeff Law <law@redhat.com>
5814 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5815 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5817 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5819 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5821 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5823 * target.def (min_arithmetic_precision): New hook.
5824 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5825 * doc/tm.texi: Regenerate.
5826 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5827 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5828 * targhooks.c (default_min_arithmetic_precision): New function.
5829 * targhooks.h (default_min_arithmetic_precision): Declare.
5830 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5831 (sparc_min_arithmetic_precision): New function.
5833 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5836 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5837 Swap commutative operands in new RTL if needed. Handle zero_ext
5839 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5842 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5843 Kugan Vivekanandarajah <kuganv@linaro.org>
5844 Jim Wilson <jim.wilson@linaro.org>
5846 PR tree-optimization/43721
5847 * target.def: New hook expand_divmod_libfunc.
5848 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5849 * doc/tm.texi: Regenerate.
5850 * internal-fn.def: Add new entry for DIVMOD ifn.
5851 * internal-fn.c (expand_DIVMOD): New.
5852 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5854 (widen_mul_stats): Add new field divmod_calls_inserted.
5855 (target_supports_divmod_p): New.
5856 (divmod_candidate_p): Likewise.
5857 (convert_to_divmod): Likewise.
5858 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5859 renumber_gimple_stmt_uids at beginning of function. Call
5860 convert_to_divmod and record stats for divmod.
5861 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5862 TARGET_EXPAND_DIVMOD_LIBFUNC.
5863 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5866 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5867 Segher Boessenkool <segher@kernel.crashing.org>
5869 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5870 swapping the arms of the branch.
5871 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5872 sequence for the generic signed-signed-signed case.
5874 2016-10-28 Jeff Law <law@redhat.com>
5876 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5878 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5880 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5882 PR rtl-optimization/78029
5883 * function.c (prologue_contains, epilogue_contains): New functions.
5884 (record_prologue_seq, record_epilogue_seq): New functions.
5885 * function.h (prologue_contains, epilogue_contains,
5886 record_prologue_seq, record_epilogue_seq): New declarations.
5887 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5888 mixing prologue and epilogue insns.
5889 (init_deps): Initialize the new fields in struct deps_desc.
5890 * sched-int.h (struct deps_desc): New fields last_prologue,
5891 last_epilogue, and last_logue_was_epilogue.
5892 * shrink-wrap.c (emit_common_heads_for_components): Record all
5893 emitted prologue and epilogue insns.
5894 (emit_common_tails_for_components): Ditto.
5895 (insert_prologue_epilogue_for_components): Ditto.
5897 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5900 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5901 * common.opt (fstore-merging): New Optimization option.
5902 * opts.c (default_options_table): Add entry for
5903 OPT_ftree_store_merging.
5904 * fold-const.h (can_native_encode_type_p): Declare prototype.
5905 * fold-const.c (can_native_encode_type_p): Define.
5906 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5907 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5908 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5909 * passes.def: Insert pass_tree_store_merging.
5910 * tree-pass.h (make_pass_store_merging): Declare extern
5912 * gimple-ssa-store-merging.c: New file.
5913 * doc/invoke.texi (Optimization Options): Document
5915 (--param documentation): Document store-merging-allow-unaligned
5916 and max-stores-to-merge.
5918 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5921 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5922 assignment to earlier in the if/else logic.
5924 2016-10-28 Richard Biener <rguenther@suse.de>
5928 * fold-const.c (make_bit_field_ref): Only adjust alias set
5929 when the original alias set was zero.
5931 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5933 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5934 (s390_adjust_loops): New function.
5935 (s390_reorg): Invoke s390_adjust_loops.
5936 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5937 ("osc_break"): New insn definition.
5939 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5941 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5942 * config.gcc: Support alternate archXX cpu levels with
5943 --with-arch= and --with-tune=.
5944 * config/s390/linux.h: Translate new archXX cpu levels to the
5945 original names when calling GAS.
5946 * config/s390/tpf.h: Likewise.
5947 * doc/invoke.texi: Document the alternate cpu level names.
5949 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5951 PR rtl-optimization/77919
5952 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5953 MEM if mode1 is not a complex mode.
5955 PR rtl-optimization/78132
5956 * ree.c (combine_reaching_defs): Give up if copy_needed and
5957 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5959 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5961 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5963 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5965 * config/rs6000/constraints.md (wH constraint): Add new
5966 constraints for allowing 32-bit integers (and eventually 8/16-bit
5967 integers) into the vector registers.
5968 (wI constraint): Likewise.
5969 (wJ constraint): Likewise.
5970 (wK constraint): Likewise.
5971 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5972 -mvsx-small-integer as a default option for ISA 2.07
5974 (POWERPC_MASKS): Likewise.
5975 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5976 switch to turn off small integer support in vector registers.
5977 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5978 test for -mupper-regs-di, since it is already done with the
5979 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5980 -mvsx-small-integer.
5981 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5983 (rs6000_setup_reg_addr_masks): Likewise.
5984 (rs6000_init_hard_regno_mode_ok): Likewise.
5985 (rs6000_option_override_internal): Add consistency checks for
5986 -mvsx-small-integer.
5987 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5988 -mvsx-small-integer.
5989 (rs6000_secondary_reload): Use std::swap.
5990 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5991 VSX_REGS for small integers in vector registers, since there is no
5992 D-FORM address mode for such types.
5993 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5994 (rs6000_opt_masks): Add -mvsx-small-integer.
5995 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5997 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5998 extracts can be done on ISA 2.07.
5999 (vsx_extract_<mode>): Add support for small integers in vsx
6001 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6002 longer support V4SImode in this pattern.
6003 (vsx_extract_si): New insn to support extraction of SImode in ISA
6004 2.07 using either xxextractuw or vspltw.
6005 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6006 longer support V4SImode in this pattern.
6007 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6008 wJ, and wK constraints.
6009 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6010 storing SDmode with VSX instructions.
6011 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6012 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6013 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6014 small integers in vector registers.
6015 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6016 load and before the FPR and VSX loads. Remove ??, ! from the
6017 constraints. Add VEXTSW2D support for small integers in vector
6019 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6020 integers in vector registers.
6021 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6022 move instead of using an UNSPEC.
6023 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6024 integers in vector registers.
6025 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6026 move instead of using an UNSPEC.
6027 (movsi_internal1): Add support for -mvsx-small-integer. Align
6028 columns so that it is more readable.
6029 (SImode splitter for ISA 3.0 constants): Add splitter for
6030 -128..127 constants that can easily be constructed on ISA 3.0.
6031 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6034 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6037 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6040 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6042 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6043 PIC_OFFSET_TABLE_REGNUM twice.
6045 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6047 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6048 support for constant operand for OP.
6050 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6052 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6053 splice_child_die if child doesn't have DW_AT_specification attribute.
6055 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6057 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6058 (TARGET_HAVE_LDREXBH): Likewise.
6059 (TARGET_HAVE_LDACQ): Likewise.
6061 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6063 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6064 logic to to decide whether to copy over old value to register for new
6066 * config/arm/sync.md: Add comments explaning why mode and code
6067 attribute are not defined in iterators.md
6068 (thumb1_atomic_op_str): New code attribute.
6069 (thumb1_atomic_newop_str): Likewise.
6070 (thumb1_atomic_fetch_op_str): Likewise.
6071 (thumb1_atomic_fetch_newop_str): Likewise.
6072 (thumb1_atomic_fetch_oldop_str): Likewise.
6073 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6074 mirror the more restrictive constraints of the Thumb-1 insns after
6075 split compared to Thumb-2 counterpart insns.
6076 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6077 in sync with non atomic version.
6078 (atomic_nand<mode>): Likewise.
6079 (atomic_fetch_<sync_optab><mode>): Likewise.
6080 (atomic_fetch_nand<mode>): Likewise.
6081 (atomic_<sync_optab>_fetch<mode>): Likewise.
6082 (atomic_nand_fetch<mode>): Likewise.
6083 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6084 in sync with atomic version.
6085 (thumb1_subsi3_insn): Likewise.
6086 (thumb1_andsi3_insn): Likewise.
6087 (thumb1_iorsi3_insn): Likewise.
6088 (thumb1_xorsi3_insn): Likewise.
6090 2016-10-27 Nick Clifton <nickc@redhat.com>
6092 * plugin.c (register_plugin_info): Produce an error message if the
6093 plugin is not found in the hash table.
6095 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6097 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6100 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6103 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6104 define builtin functions from the bdesc_spe_predicates or
6105 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6106 the current compiler configuration.
6107 (paired_init_builtins): Modify loop to not define define builtin
6108 functions from the bdesc_paried_preds array if the builtin mask is
6109 not compatible with the current compiler configuration.
6110 (altivec_init_builtins): Modify loops to not define the
6111 __builtin_altivec_stxvl function nor the builtin functions from
6112 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6113 builtin mask is not compatible with the current compiler
6116 2016-10-26 Jeff Law <law@redhat.com>
6118 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6119 (gen_shl_and): Likewise.
6120 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6122 * config/mips/mips.c (mips16_constant_cost): Add missing
6124 (mips16_build_call_stub): Increase buffer size. Adjust
6127 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6129 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6130 INSN_UIDs for all insns in compact mode.
6131 (rtx_writer::print_rtx): Likewise.
6132 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6133 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6134 output to include INSN_UID.
6135 (selftest::test_uncond_jump): Likewise.
6137 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6139 * haifa-sched.c (call_used_regs_num): Rename to...
6140 (call_saved_regs_num): ...this.
6141 (fixed_regs_num): New variable.
6142 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6144 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6146 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6148 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6150 * print-rtl.c (outfile): Delete global.
6151 (sawclose): Likewise.
6153 (in_call_function_usage): Likewise.
6154 (flag_compact): Likewise.
6155 (flag_simple): Likewise.
6156 (rtx_writer::rtx_writer): New ctor.
6157 (print_rtx_operand_code_0): Convert to...
6158 (rtx_writer::print_rtx_operand_code_0): ...this.
6159 (print_rtx_operand_code_e): Convert to...
6160 (rtx_writer::print_rtx_operand_code_e): ...this.
6161 (print_rtx_operand_codes_E_and_V): Convert to...
6162 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6163 (print_rtx_operand_code_i): Convert to...
6164 (rtx_writer::print_rtx_operand_code_i): ...this.
6165 (print_rtx_operand_code_r): Convert to...
6166 (rtx_writer::print_rtx_operand_code_r): ...this.
6167 (print_rtx_operand_code_u): Convert to...
6168 (rtx_writer::print_rtx_operand_code_u): ...this.
6169 (print_rtx_operand): Convert to...
6170 (rtx_writer::print_rtx_operand): ...this.
6171 (print_rtx): Convert to...
6172 (rtx_writer::print_rtx): ...this.
6173 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6174 (debug_rtx): Likewise.
6175 (print_rtl): Convert to...
6176 (rtx_writer::print_rtl): ...this.
6177 (print_rtl): Reimplement in terms of class rtx_writer.
6178 (print_rtl_single): Rewrite in terms of class rtx_writer.
6179 (print_rtl_single_with_indent): Convert to..
6180 (rtx_writer::print_rtl_single_with_indent): ...this.
6181 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6182 * print-rtl.h (flag_compact): Delete decl.
6183 (class rtx_writer): New class.
6184 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6187 2016-10-26 Jeff Law <law@redhat.com>
6189 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6192 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6193 (check_if_valid_sleep_operand): Add missing fallthru comment.
6194 (arc_register_move_cost): Increase buffer size.
6195 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6197 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6199 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6200 comment. Add gcc_unreachable for path that should never happen.
6202 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6205 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6206 Martin Liska <mliska@suse.cz>
6209 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6210 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6211 on outer context if any.
6213 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6215 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6216 by increment rather than double it.
6217 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6218 emit a space before args[4].
6219 (END): Don't emit a space before with_arg.
6221 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6223 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6224 Baseline only alternatives to (i) hold store atomic success value in a
6225 return register rather than a scratch register, (ii) use a low register
6226 for it and to (iii) ensure the cbranchsi insn generated by the split
6227 respect the constraints of Thumb-1 cbranchsi4_insn and
6229 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6230 constraints must match those in atomic_compare_and_swap.
6231 (cbranchsi4_scratch): Likewise.
6233 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6235 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6236 variable. Add the new parameter to the insn generator. Set that
6237 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6238 return value from the negation of that parameter for Thumb-1, keeping
6239 the logic unchanged otherwise except for using bdst as the destination
6240 register of the compare_and_swap insn.
6241 (arm_split_compare_and_swap): Add explanation about how is the value
6242 returned to the function comment. Rename scratch variable to
6243 neg_bval. Adapt initialization of variables holding operands to the
6244 new operand numbers. Use return register to hold result of store
6245 exclusive for Thumb-1, scratch register otherwise. Construct the
6246 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6247 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6248 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6249 for strongly ordered compare_and_swap.
6250 * config/arm/predicates.md (cc_register_operand): New predicate.
6251 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6252 match_operand with the new predicate to accept either the CC flag or a
6253 destination register for the boolean return value, restricting it to
6254 CC flag only via constraint. Adapt operand numbers accordingly.
6256 2016-10-26 Jeff Law <law@redhat.com>
6258 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6260 * config/frv/frv.c (comparison_string): Do not fall through after
6263 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6265 (expand_one_builtin): Add missing break.
6267 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6268 (m32c_legitimate_address_p): Likewise.
6270 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6272 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6274 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6277 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6280 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6282 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6284 (rl78_asm_ctor_dtor): Increase buffer size.
6286 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6288 (xstormy16_asm_output_constructor): Likewise.
6290 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6293 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6294 comment to silence warning.
6296 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6297 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6300 2016-10-26 Michael Matz <matz@suse.de>
6302 PR tree-optimization/78060
6303 PR tree-optimization/78061
6304 PR tree-optimization/78088
6305 * tree-ssa-loop-split.c (easy_exit_values): New function.
6306 (tree_ssa_split_loops): Use it.
6307 (compute_new_first_bound): Change order of operations,
6308 fix invalid use of types.
6310 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6312 gen-pass-instances.awk is sensitive to the order in which
6313 passes are added; passes that appear later have to be added first.
6317 * config/avr/avr-passes.def: Swap order of directives for
6318 gen-pass-instances.awk.
6320 2016-10-25 Jeff Law <law@redhat.com>
6322 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6323 (vax_notice_update_cc): Likewise.
6325 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6327 * config.gcc (sparc*-*-solaris2*): Adjust.
6328 (sparc64-*-linux*): Likewise.
6329 * config/sparc/default-64.h: Rename to...
6330 * config/sparc/default64.h: ...this.
6331 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6333 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6334 * config/sparc/sparc.h: Minor tweaks.
6335 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6336 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6338 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6340 * input.c (fcache::file_patch): Add comment about lifetime.
6341 (selftest::cpp_reader_ptr): New class.
6342 (selftest::lexer_test): Convert m_parser from cpp_reader *
6343 to a cpp_reader_ptr, and move m_tempfile to after it.
6344 (selftest::lexer_test::lexer_test): Update for above reordering.
6345 (lexer_test::~lexer_test): Move cleanup of m_parser to
6346 cpp_reader_ptr's dtor.
6348 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6350 * toplev.c (toplev::main): Remove call to
6351 location_adhoc_data_fini.
6353 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6355 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6356 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6358 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6360 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6361 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6362 (test_basic_struct): Update for above renaming.
6363 (test_length): Likewise.
6364 (test_union): Likewise.
6365 (test_finalization): Likewise.
6366 (test_deletable_global): Likewise.
6367 (test_inheritance): Likewise.
6368 (test_chain_next): Likewise.
6369 (test_user_struct): Likewise.
6370 (test_tree_marking): Likewise.
6371 * selftest-run-tests.c (selftest::run_tests): Call
6372 selftest::forcibly_ggc_collect at the end of the selftests.
6373 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6375 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6378 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6379 * optabs.c (expand_vec_cond_expr): For comparison codes
6380 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6381 (expand_vec_cmp_expr): For comparison codes
6382 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6383 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6384 Add enum tree_code argument.
6385 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6387 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6388 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6390 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6391 NE_EXPR, attempt to use vcondeq_optab as fallback.
6392 * tree-vect-generic.c (expand_vector_comparison,
6393 expand_vector_divmod, expand_vector_condition): Adjust
6394 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6395 * tree-vect-stmts.c (vectorizable_condition,
6396 vectorizable_comparison): Likewise.
6397 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6398 check_bool_pattern, search_type_for_mask_1): Likewise.
6399 * expr.c (do_store_flag): Likewise.
6400 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6401 @code{vcondeq@var{m}@var{n}}): Document.
6402 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6405 2016-10-25 Jeff Law <law@redhat.com>
6407 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6409 (v850_output_aligned_bss): Add missing break.
6411 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6413 2016-10-25 Martin Liska <mliska@suse.cz>
6416 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6417 statements as they can also contain possibly a freeing call.
6419 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6420 Martin Liska <mliska@suse.cz>
6423 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6424 * ipa-icf.c (sem_function::get_hash): Add target optimization
6427 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6430 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6431 Remove partial overlap check for shift by 1.
6432 (ashldi3_neon): Likewise.
6434 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6436 * config/arm/constraints.md (Q constraint): Document its use for
6438 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6440 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6441 alternatives to allow any register when memory model matches Pf and
6442 thus lda is used, but only low registers otherwise. Use unpredicated
6443 output template for Thumb-1 targets.
6444 (atomic_store<mode>): Likewise for stl.
6445 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6446 whose output template does not have predication.
6447 (arm_load_acquire_exclusive<mode>): Likewise.
6448 (arm_load_exclusivesi): Likewise.
6449 (arm_load_acquire_exclusivesi): Likewise.
6450 (arm_store_release_exclusive<mode>): Likewise.
6451 (arm_store_exclusive<mode>): Use unpredicated output template for
6454 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6456 * internal-fn.def (LAUNDER): New internal function.
6457 * internal-fn.c (expand_LAUNDER): New function.
6459 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6460 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6462 New avr target pass to work around performance loss by PR fix.
6466 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6467 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6468 * config/avr/predicates.md (extend_operator): New.
6469 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6470 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6471 (make_avr_pass_casesi): New prototypes.
6472 * config/avr/avr.c (print-rtl.h): Include it.
6473 (pass_data avr_pass_data_casesi): Data for new pass.
6474 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6475 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6476 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6477 (avr_optimize_casesi): New functions.
6479 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6480 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6484 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6486 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6488 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6489 DW_AT_rvalue_reference attributes.
6491 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6493 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6494 * value-prof.c (stringop_block_profile): Fix a warning.
6496 2016-10-24 Martin Sebor <msebor@redhat.com>
6499 * builtins.c (string_length): New function.
6500 (c_strlen): Use string_length. Correctly handle wide strings.
6501 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6503 (target_int_max): Call target_max_value.
6504 (format_result::knownrange): New data member.
6505 (fmtresult::fmtresult): Define default constructor.
6506 (format_integer): Use it and set format_result::knownrange.
6507 Handle global constants.
6508 (format_floating_max): Add third argument.
6509 (format_floating): Recompute maximum value for %a for each argument.
6510 (get_string_length): Use fmtresult default ctor.
6511 (format_string): Set format_result::knownrange.
6512 (format_directive): Check format_result::knownrange.
6513 (add_bytes): Same. Correct caret placement in diagnostics.
6514 (pass_sprintf_length::compute_format_length): Set
6515 format_result::knownrange.
6516 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6518 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6520 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6521 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6523 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6526 * dwarf2out.c (file_table_relative_p): Remove.
6527 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6528 also for absolute paths.
6529 * doc/tm.texi: Update.
6530 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6531 * target.def (force_at_comp_dir): Remove hook.
6532 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6534 2016-10-24 Richard Biener <rguenther@suse.de>
6536 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6537 backedges when identifying the single predecessor to take
6538 conditional info from. Use SCEV to get at ranges for loop IVs.
6539 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6540 avoid false warning.
6542 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6545 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6546 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6547 (avr_address_tiny_absdata_p): New static function.
6548 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6549 it to determine validity of constant addresses.
6550 (avr_attribute_table) [absdata]: New variable attribute...
6551 (avr_handle_absdata_attribute): ...and handler.
6552 (avr_decl_absdata_p): New static function.
6553 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6554 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6555 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6557 2016-10-24 Richard Biener <rguenther@suse.de>
6559 PR tree-optimization/78076
6560 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6561 also on the loop tree root.
6563 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6565 * config/i386/i386.c (ix86_fold_builtin): Handle
6566 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6567 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6568 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6569 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6571 2016-10-24 Martin Liska <mliska@suse.cz>
6574 * opts.c (finish_options): Skip conditionally.
6576 2016-10-23 Martin Sebor <msebor@redhat.com>
6579 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6580 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6582 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6584 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6585 (enabled): Likewise.
6586 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6587 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6588 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6589 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6590 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6591 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6593 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6595 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6596 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6598 2016-10-21 Andrew Pinski <apinski@cavium.com>
6600 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6602 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6603 implementer_id to unsigned char.
6604 Change part_no to unsigned int.
6605 (AARCH64_BIG_LITTLE): New define.
6606 (INVALID_IMP): New define.
6607 (INVALID_CORE): New define.
6608 (cpu_data): Change the last element's implementer_id and part_no to
6610 (valid_bL_string_p): Rewrite to ..
6611 (valid_bL_core_p): this for integers instead of strings.
6612 (parse_field): New function.
6613 (contains_string_p): Rewrite to ...
6614 (contains_core_p): this for integers and only for the part_no.
6615 (host_detect_local_cpu): Rewrite handling of implementation and
6616 par num to be integers; simplifying the code.
6618 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6620 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6621 value range for pointers in more cases.
6623 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6625 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6626 Add extra argument to allow emitting the move immediate.
6627 Use add/sub with positive immediate.
6628 (aarch64_add_constant): Add inline function.
6629 (aarch64_add_sp): Likewise.
6630 (aarch64_sub_sp): Likewise.
6631 (aarch64_expand_prologue): Call aarch64_sub_sp.
6632 (aarch64_expand_epilogue): Call aarch64_add_sp.
6633 Decide when to leave out move.
6634 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6636 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6638 * config/aarch64/aarch64.c (aarch64_layout_frame):
6639 Align FP callee-saves.
6641 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6643 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6644 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6646 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6647 _rdseed64_step): Likewise.
6648 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6651 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6652 and tree-ssanames.h.
6653 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6654 with INTEGER_CST argument.
6655 (ix86_gimple_fold_builtin): New function.
6656 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6658 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6659 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6660 (ranges_table_allocated, ranges_table_in_use,
6661 ranges_by_label_allocated, ranges_by_label_in_use,
6662 RANGES_TABLE_INCREMENT): Removed.
6663 (add_ranges_num): Use vec_safe_push into ranges_table.
6664 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6665 (output_ranges): Adjust for ranges_table and ranges_by_label
6666 conversion from arrays to vec.
6667 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6668 conversion from arrays to vec.
6669 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6670 ranges_table_in_use, ranges_by_label_allocated and
6671 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6673 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6674 if needed. Re-add origin_die variable and its initialization.
6676 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6677 even for -fstack-reuse=none, or for volatile vars etc.
6679 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6681 * print-rtl-function.c (flag_compact): Move extern decl to...
6682 * print-rtl.h (flag_compact): ...here.
6683 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6684 (ASSERT_RTL_DUMP_EQ): New macro.
6685 (selftest::test_dumping_regs): New function.
6686 (selftest::test_dumping_insns): New function.
6687 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6689 (selftest::rtl_tests_c_tests): Call the new test functions.
6691 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6693 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6694 (outgoing_edges_match): Likewise.
6695 (try_crossjump_to_edge): Likewise.
6696 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6697 (rtl_tidy_fallthru_edge): Likewise.
6698 * rtl.h (tablejump_p): Adjust prototype.
6699 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6701 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6703 * rtl.h (label_ref_label): New function.
6704 (set_label_ref_label): New function.
6705 (LABEL_REF_LABEL): Delete.
6706 * alias.c (rtx_equal_for_memref_p): Adjust.
6707 * cfgbuild.c (make_edges): Likewise.
6708 (purge_dead_tablejump_edges): Likewise.
6709 * cfgexpand.c (convert_debug_memory_address): Likewise.
6710 * cfgrtl.c (patch_jump_insn): Likewise.
6711 * combine.c (distribute_notes): Likewise.
6712 * cse.c (hash_rtx_cb): Likewise.
6713 (exp_equiv_p): Likewise.
6714 (fold_rtx): Likewise.
6715 (check_for_label_ref): Likewise.
6716 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6717 (cselib_hash_rtx): Likewise.
6718 * emit-rtl.c (mark_label_nuses): Likewise.
6719 * explow.c (convert_memory_address_addr_space_1): Likewise.
6720 * final.c (output_asm_label): Likewise.
6721 (output_addr_const): Likewise.
6722 * gcse.c (add_label_notes): Likewise.
6723 * genconfig.c (walk_insn_part): Likewise.
6724 * genrecog.c (validate_pattern): Likewise.
6725 * ifcvt.c (cond_exec_get_condition): Likewise.
6726 (noce_emit_store_flag): Likewise.
6727 (noce_get_alt_condition): Likewise.
6728 (noce_get_condition): Likewise.
6729 * jump.c (maybe_propagate_label_ref): Likewise.
6730 (mark_jump_label_1): Likewise.
6731 (redirect_exp_1): Likewise.
6732 (rtx_renumbered_equal_p): Likewise.
6733 * lra-constraints.c (operands_match_p): Likewise.
6734 * print-rtl.c (print_value): Likewise.
6735 * reload.c (find_reloads): Likewise.
6736 * reload1.c (set_label_offsets): Likewise.
6737 * reorg.c (get_branch_condition): Likewise.
6738 * rtl-tests.c (test_uncond_jump): Likewise.
6739 * rtl.c (rtx_equal_p_cb): Likewise.
6740 (rtx_equal_p): Likewise.
6741 * rtlanal.c (reg_mentioned_p): Likewise.
6742 (rtx_referenced_p): Likewise.
6743 (get_condition): Likewise.
6744 * varasm.c (const_hash_1): Likewise.
6745 (compare_constant): Likewise.
6746 (const_rtx_hash_1): Likewise.
6747 (output_constant_pool_1): Likewise.
6749 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6752 * reload.c (find_valid_class_1): Allow regclass if atleast one
6753 regno in regclass is ok. Compute and use rclass size based on
6754 actually available regnos for mode in rclass.
6756 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6758 * config/sparc/sparc-modes.def (CCV): New.
6760 * config/sparc/predicates.md (v_comparison_operator): New.
6761 (icc_comparison_operator): Add support for CCV/CCXV.
6762 (xcc_comparison_operator): Likewise.
6763 * config/sparc/sparc.c (output_cbranch): Likewise.
6764 (sparc_print_operand): Likewise.
6765 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6766 (uaddvdi4): New expander.
6767 (addvdi4): Likewise.
6768 (uaddvdi4_sp32): New instruction.
6769 (addvdi4_sp32): Likewise.
6770 (uaddvsi4): New expander.
6771 (addvsi4): Likewise.
6772 (cmp_ccc_plus_sltu_set): New instruction.
6773 (cmp_ccv_plus): Likewise.
6774 (cmp_ccxv_plus): Likewise.
6775 (cmp_ccv_plus_set): Likewise.
6776 (cmp_ccxv_plus_set): Likewise.
6777 (cmp_ccv_plus_sltu_set): Likewise.
6778 (uaddvdi4): New expander.
6779 (subvdi4): Likewise.
6780 (usubdi4_sp32): New instruction.
6781 (subvdi4_sp32): Likewise.
6782 (usubvsi4): New expander.
6783 (subvsi4): Likewise.
6784 (cmpsi_minus_sltu_set): New instruction.
6785 (cmp_ccv_minus): Likewise.
6786 (cmp_ccxv_minus): Likewise.
6787 (cmp_ccv_minus_set): Likewise.
6788 (cmp_ccxv_minus_set): Likewise.
6789 (cmp_ccv_minus_sltu_set): Likewise.
6790 (unegvdi3): New expander.
6791 (negvdi3): Likewise.
6792 (unegdi3_sp32): New instruction.
6793 (negvdi3_sp32): Likewise.
6794 (unegvsi3): New expander.
6795 (negvsi3): Likewise.
6796 (cmp_ccc_neg_sltu_set): New instruction.
6797 (cmp_ccv_neg): Likewise.
6798 (cmp_ccxv_neg): Likewise.
6799 (cmp_ccv_neg_set): Likewise.
6800 (cmp_ccxv_neg_set): Likewise.
6801 (cmp_ccv_neg_sltu_set): Likewise.
6803 * tree-ssa-loop-split.c: Remove trailing spaces.
6804 * match.pd: Likewise.
6806 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6808 PR rtl-optimization/78038
6809 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6810 be deduced to set REG through the RTL structure.
6811 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6813 2016-10-21 Richard Biener <rguenther@suse.de>
6815 PR tree-optimization/78051
6816 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6817 and mark replaced if folding did something.
6819 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6821 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6822 and "protected" in visibility types.
6823 (rs6000_xcoff_declare_function_name): Fix formatting.
6824 (rs6000_xcoff_declare_object_name): Fix formatting.
6826 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6828 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6829 and IX86_BUILTIN_HUGE_VALQ here ...
6830 (ix86_expand_builtin): ... not here.
6832 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6834 * doc/gty.texi (for_user): Use @item next to @findex.
6836 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6839 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6840 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6841 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6842 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6843 __builtin_ia32_lzcnt_u16.
6844 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6845 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6846 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6847 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6848 (bmi_tzcnt_<mode>): New expander.
6849 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6850 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6851 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6852 (lzcnt_<mode>): New expander.
6853 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6854 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6855 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6856 (UINT64_FTYPE_UINT64): New.
6857 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6858 (__builtin_ia32_lzcnt_u16): New description.
6859 (__builtin_ia32_lzcnt_u32): Ditto.
6860 (__builtin_ia32_lzcnt_u64): Ditto.
6861 (__builtin_ctzs): Remove description.
6862 (__builtin_ia32_tzcnt_u16): New description.
6863 (__builtin_ia32_tzcnt_u32): Ditto.
6864 (__builtin_ia32_tzcnt_u64): Ditto.
6865 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6866 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6868 2016-10-20 Martin Liska <mliska@suse.cz>
6871 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6872 comparison with STMT_UID_NOT_IN_RANGE.
6873 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6876 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6878 * compare-elim.c (conforming_compare): Accept UNSPECs.
6879 (find_comparison_dom_walker::before_dom_children): Deal with
6880 instructions both using and killing the flags register.
6881 (equivalent_reg_at_start): New function extracted from...
6882 (try_eliminate_compare): ...here. Use it and add support for
6883 registers and UNSPECs as second operand of the compare.
6884 * config/visium/visium-modes.def (CCV): New.
6885 * config/visium/predicates.md (visium_v_comparison_operator): New.
6886 (visium_branch_operator): Deal with CCV mode.
6887 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6888 (output_cbranch): Likewise.
6889 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6890 (uaddv<mode>4): New expander.
6891 (addv<mode>4): Likewise.
6892 (add<mode>3_insn_set_carry): New instruction.
6893 (add<mode>3_insn_set_overflow): Likewise.
6894 (addsi3_insn_set_overflow): Likewise.
6895 (usubv<mode>4): New expander.
6896 (subv<mode>4): Likewise.
6897 (sub<mode>3_insn_set_carry): New instruction.
6898 (sub<mode>3_insn_set_overflow): Likewise.
6899 (subsi3_insn_set_overflow): Likewise.
6900 (unegv<mode>3): New expander.
6901 (negv<mode>3): Likewise.
6902 (neg<mode>2_insn_set_overflow): New instruction.
6903 (addv_tst<mode>): Likewise.
6904 (subv_tst<mode>): Likewise.
6905 (negv_tst<mode>): Likewise.
6906 (cbranch<mode>4_addv_insn): New splitter and instruction.
6907 (cbranch<mode>4_subv_insn): Likewise.
6908 (cbranch<mode>4_negv_insn): Likewise.
6910 2016-10-20 Richard Biener <rguenther@suse.de>
6912 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6913 Handle decls possibly not bound.
6914 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6915 nothing_id for decls that might not be bound if we are interested
6917 (get_constraint_for_component_ref): Deal with that.
6919 2016-10-20 Michael Matz <matz@suse.de>
6922 * common.opt (-fsplit-loops): New flag.
6923 * passes.def (pass_loop_split): Add.
6924 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6925 (enable_fdo_optimizations): Add loop splitting.
6926 * timevar.def (TV_LOOP_SPLIT): Add.
6927 * tree-pass.h (make_pass_loop_split): Declare.
6928 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6929 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6930 * tree-ssa-loop-split.c: New file.
6931 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6932 * doc/invoke.texi (fsplit-loops): Document.
6933 * doc/passes.texi (Loop optimization): Add paragraph about loop
6936 2016-10-20 Richard Biener <rguenther@suse.de>
6938 * cgraphunit.c (analyze_functions): Set node->definition to
6939 false to signal symbol removal to debug_hooks->late_global_decl.
6940 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6941 WPA signal symbol removal to the debuginfo machinery.
6942 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6943 using early_finised to guard the we're called for symbol
6944 removal case look at the symtabs definition flag.
6945 (gen_variable_die): Remove redundant check.
6947 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6949 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6951 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6953 PR tree-optimization/53979
6954 * match.pd ((a ^ b) | a -> a | b): New pattern.
6956 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6958 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6959 config/pa/pa64-hpux-lib.h.
6960 (PA_CRTBEGIN_HACK): Likewise.
6961 (DTOR_LIST_BEGIN): Likewise.
6963 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6965 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6966 register only if "in" and "out" are different registers.
6968 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6970 * omp-low.c (pass_oacc_device_lower::gate): New method.
6971 (execute): Always call execute_oacc_device_lower.
6973 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6975 PR tree-optimization/77916
6976 PR tree-optimization/77937
6977 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6979 (insert_initializers): Requirement of initializer for -1 should be
6980 based on pointer-typedness of the candidate basis.
6982 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6984 PR tree-optimization/78005
6985 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6986 upper (included) bound for niters of prolog loop.
6987 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6988 Compute niters of scalar loop above which vectorized loop is
6989 preferred, as well as the upper (included) bound for the niters.
6990 (vect_do_peeling): Record niter bound for loops accordingly.
6992 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6995 * tree-core.h (enum tree_index): Put the complex types after their
6997 * tree-streamer.c (verify_common_node_recorded): New function.
6998 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7000 2016-10-19 Martin Liska <mliska@suse.cz>
7002 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7003 Replace NULL with false as a return value.
7005 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7007 PR tree-optimization/78024
7008 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7009 don't clear BB_VISITED after processing.
7011 2016-10-19 Richard Biener <rguenther@suse.de>
7013 * domwalk.c (dom_walker::walk): Use RPO order.
7015 2016-10-19 Richard Biener <rguenther@suse.de>
7017 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7019 (evrp_dom_walker::~evrp_dom_walker): Free it.
7020 (evrp_dom_walker::stmts_to_remove): Add.
7021 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7022 whose output we fully propagate for removal. Propagate
7023 into BB destination PHI arguments.
7024 (execute_early_vrp): Remove queued stmts. Dump value ranges
7025 before stmt removal.
7027 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7029 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7030 * passes.def: Add two instances of pass_walloca.
7031 * tree-pass.h (make_pass_walloca): New.
7032 * gimple-ssa-warn-alloca.c: New file.
7033 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7034 -Wvla-larger-than= options.
7036 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7038 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7039 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7041 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7043 * config/rs6000/altivec.h (vec_xl_len): New macro.
7044 (vec_xst_len): New macro.
7045 (vec_cmpnez): New macro.
7046 (vec_cntlz_lsbb): New macro.
7047 (vec_cnttz_lsbb): New macro.
7048 (vec_xlx): New macro.
7049 (vec_xrx): New macro.
7050 (vec_all_nez): New C++ predicate template.
7051 (vec_any_eqz): New C++ predicate template.
7052 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7053 conditional compilation.
7054 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7055 conditional compilation.
7056 (vec_all_nez): New macro.
7057 (vec_any_eqz): New macro.
7058 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7060 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7062 * config/rs6000/vector.md (VI): Moved this mode iterator
7063 definition from altivec.md to vector.md.
7064 (UNSPEC_NEZ_P): New value.
7065 (vector_ne_<mode>_p): New expansion for implementation of
7066 vec_all_ne and vec_any_eq built-in functions.
7067 (vector_nez_<mode>_p): New expansion for implementation of
7068 vec_all_nez and vec_any_eqz built-in functions.
7069 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7070 and vec_any_eq built-in function.
7071 (cr6_test_for_zero): New commentary to explain this expansion.
7072 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7073 (cr6_test_for_lt): New commentary to explain this expansion.
7074 (cr6_test_for_lt_reverse): New commentary to explain this
7076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7077 overloaded function prototypes for vec_all_ne, vec_all_nez,
7078 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7079 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7081 (altivec_resolve_overloaded_builtin): Modify the handling of
7082 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7083 the compiler is configured to support TARGET_P9_VECTOR.
7084 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7085 to explain the special processing that is given to predicate
7086 built-ins introduced using this macro.
7087 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7088 the special processing given to predicate built-ins introduced
7090 (BU_VSX_P): Likewise.
7091 (BU_P8V_AV_P): Likewise.
7092 (BU_P9V_AV_P): Likewise.
7093 (BU_P9V_AV_X): New macro.
7094 (BU_P9V_64BIT_AV_X): New macro.
7095 (BU_P9V_VSX_3): New macro.
7096 (BU_P9V_OVERLOAD_P): New macro.
7097 (LXVL): New BU_P9V_64BIT_VSX_2.
7098 (VEXTUBLX): New BU_P9V_AV_2.
7099 (VEXTUBRX): Likewise.
7100 (VEXTUHLX): Likewise.
7101 (VEXTUHRX): Likewise.
7102 (VEXTUWLX): Likewise.
7103 (VEXTUWRX): Likewise.
7104 (STXVL): New BU_P9V_64BIT_AV_X.
7105 (VCLZLSBB): New BU_P9V_AV_1.
7106 (VCTZLSBB): Likewise.
7107 (CMPNEB): New BU_P9V_AV_2.
7112 (VCMPNEB_P): New BU_P9V_AV_P.
7113 (VCMPNEH_P): Likewise.
7114 (VCMPNEW_P): Likewise.
7115 (VCMPNED_P): Likewise.
7116 (VCMPNEFP_P): Likewise.
7117 (VCMPNEDP_P): Likewise.
7118 (CMPNEZB): New BU_P9V_AV_2.
7119 (CMPNEZH): Likewise.
7120 (CMPNEZW): Likewise.
7121 (VCMPNEZB_P): New BU_P9V_AV_P.
7122 (VCMPNEZH_P): Likewise.
7123 (VCMPNEZW_P): Likewise.
7124 (LXVL): New BU_P9V_OVERLOAD_2.
7125 (STXVL): New BU_P9V_OVERLOAD_3.
7126 (VEXTULX): New BU_P9V_OVERLOAD_2.
7127 (VEXTURX): Likewise.
7129 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7130 (VCMPNE_P): Likewise.
7131 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7132 (VCTZLSBB): Likewise.
7133 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7134 comment to explain mode used for scratch register.
7135 (altivec_expand_stxvl_builtin): New function.
7136 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7137 (altivec_init_builtins): Add initialized variable
7138 void_ftype_v16qi_pvoid_long and use this type to define the
7139 built-in function __builtin_altivec_stxvl.
7140 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7141 (UNSPEC_STXVL): New value.
7142 (UNSPEC_VCLZLSBB): New value.
7143 (UNSPEC_VCTZLSBB): New value.
7144 (UNSPEC_VEXTUBLX): New value.
7145 (UNSPEC_VEXTUHLX): New value.
7146 (UNSPEC_VEXTUWLX): New value.
7147 (UNSPEC_VEXTUBRX): New value.
7148 (UNSPEC_VEXTUHRX): New value.
7149 (UNSPEC_VEXTUWRX): New value.
7150 (UNSPEC_VCMPNEB): New value.
7151 (UNSPEC_VCMPNEZB): New value.
7152 (UNSPEC_VCMPNEH): New value.
7153 (UNSPEC_VCMPNEZH): New value.
7154 (UNSPEC_VCMPNEW): New value.
7155 (UNSPEC_VCMPNEZW): New value.
7156 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7157 vector of integer modes.
7158 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7159 vector of float or double modes.
7160 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7162 (lxvl): New expand for load VSX vector with length.
7163 (*lxvl): New insn for load VSX vector with length.
7164 (stxvl): New expand for store VSX vector with length.
7165 (*stxvl): New insn for store VSX vector with length.
7166 (vcmpneb): New insn for vector of byte compare not equal.
7167 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7168 (vcmpneh): New insn for vector of half word compare not equal.
7169 (vcmpnezh): New insn for vector of half word compare not equal or
7171 (vcmpnew): New insn for vector of word compare not equal.
7172 (vcmpne<VSs>): New insn for vector of float or double compare not
7174 (vcmpnezw): New insn for vector of word compare not equal or zero.
7175 (vclzlsbb): New insn for vector count leading zero
7176 least-significant bits byte.
7177 (vctzlsbb): New insn for vector count trailing zero least
7178 signficant bits byte.
7179 (vextublx): New insn for vector extract unsigned byte left
7181 (vextubrx): New insn for vector extract unsigned byte right
7183 (vextuhlx): New insn for vector extract unsigned half word left
7185 (vextuhrx): New insn for vector extract unsigned half word right
7187 (vextuwlx): New insn for vector extract unsigned word left
7189 (vextuwrx): New insn for vector extract unsigned word right
7191 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7192 clarify intent of this constant.
7193 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7194 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7195 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7196 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7197 and vec_xrx functions.
7199 2016-10-18 Andrew Pinski <apinski@cavium.com>
7202 * predict.c (is_exit_with_zero_arg): New function.
7203 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7206 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7209 * config/i386/i386.c (legitimize_tls_address)
7210 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7211 convert dest to Pmode if different than Pmode.
7213 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7215 PR tree-optimization/77916
7216 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7217 stopgap fix, as pointers with -1 increment are still broken.
7219 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7221 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7222 mapping class decoration from here...
7223 (rs6000_xcoff_encode_section): ...to here.
7225 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7226 if shrink-wrapping and optimizing for speed.
7228 2016-10-18 Richard Biener <rguenther@suse.de>
7230 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7231 not visited but non-executable predecessors. Return taken edge.
7232 Simplify conditions and refactor propagation vs. folding step.
7234 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7236 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7237 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7238 (rs6000_get_separate_components): Assert we do not have those
7239 strategies selected.
7241 2016-10-18 Richard Biener <rguenther@suse.de>
7243 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7244 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7246 (substitute_and_fold_dom_walker): Adjust constructor.
7247 (substitute_and_fold_dom_walker::before_dom_children): Remove
7248 do_dce flag and handling (always true).
7249 (substitute_and_fold): Likewise.
7250 * tree-vrp.c (vrp_finalize): Adjust.
7251 (execute_early_vrp): Remove final BB_VISITED clearing.
7252 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7253 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7254 * ira.c (ira): Call clear_bb_flags.
7256 2016-10-18 Richard Biener <rguenther@suse.de>
7258 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7259 get at the operand to look at with TREE_OPERAND for generic
7262 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7264 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7266 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7267 (write_test_expr): Use rtx_reader_ptr for calls to
7269 (write_attr_value): Likewise.
7270 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7271 call to print_md_ptr_loc.
7272 (write_one_condition): Likewise for calls to print_c_condition.
7273 * genconstants.c: Include "statistics.h" and "vec.h".
7274 (main): Update for conversion to member functions.
7275 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7276 call to print_md_ptr_loc.
7277 * genenums.c: Include "statistics.h" and "vec.h".
7278 (main): Update for conversion of traverse_enum_types to a method.
7279 * genmddeps.c: Include "statistics.h" and "vec.h".
7280 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7282 * genpreds.c (write_predicate_subfunction): Likewise.
7283 (write_predicate_expr): Likewise for calls to print_c_condition.
7284 * genrecog.c (print_test): Likewise.
7285 * gensupport.c (process_rtx): Likewise for calls to
7286 copy_md_ptr_loc and join_c_conditions.
7287 (alter_test_for_insn): Likewise for call to join_c_conditions.
7288 (process_substs_on_one_elem): Likewise.
7289 (gen_mnemonic_setattr): Update for move of string_obstack to a
7290 field of rtx_reader.
7291 (mnemonic_htab_callback): Likewise. Fix formatting.
7292 (gen_mnemonic_attr): Likewise.
7293 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7294 to print_c_condition.
7295 * read-md.c: Include "statistics.h" and "vec.h".
7296 (string_obstack): Convert this global to field "m_string_obstack"
7297 of class rtx_reader.
7298 (ptr_locs): Likewise, as "m_ptr_locs".
7299 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7300 (joined_conditions): Likewise, as "m_joined_conditions".
7301 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7302 (md_constants): Likewise, as "m_md_constants".
7303 (enum_types): Likewise, as "m_enum_types".
7304 (set_md_ptr_loc): Convert to...
7305 (rtx_reader::set_md_ptr_loc): ...member function.
7306 (get_md_ptr_loc): Convert to...
7307 (rtx_reader::get_md_ptr_loc): ...member function.
7308 (copy_md_ptr_loc): Convert to...
7309 (rtx_reader::copy_md_ptr_loc): ...member function.
7310 (fprint_md_ptr_loc): Convert to...
7311 (rtx_reader::fprint_md_ptr_loc): ...member function.
7312 (print_md_ptr_loc): Convert to...
7313 (rtx_reader::print_md_ptr_loc): ...member function.
7314 (join_c_conditions): Convert to...
7315 (rtx_reader::join_c_conditions): ...member function.
7316 (fprint_c_condition): Convert to...
7317 (rtx_reader::fprint_c_condition): ...member function.
7318 (print_c_condition): Convert to...
7319 (rtx_reader::print_c_condition): ...member function.
7320 (read_name): Convert to...
7321 (rtx_reader::read_name): ...member function.
7322 (read_escape): Convert to...
7323 (rtx_reader::read_escape): ...member function.
7324 (read_quoted_string): Convert to...
7325 (rtx_reader::read_quoted_string): ...member function.
7326 (read_braced_string): Convert to...
7327 (rtx_reader::read_braced_string): ...member function.
7328 (read_string): Convert to...
7329 (rtx_reader::read_string): ...member function.
7330 (read_skip_construct): Convert to...
7331 (rtx_reader::read_skip_construct): ...member function.
7332 (handle_constants): Convert to...
7333 (rtx_reader::handle_constants): ...member function.
7334 (traverse_md_constants): Convert to...
7335 (rtx_reader::traverse_md_constants): ...member function.
7336 (handle_enum): Convert to...
7337 (rtx_reader::handle_enum): ...member function.
7338 (lookup_enum_type): Convert to...
7339 (rtx_reader::lookup_enum_type): ...member function.
7340 (traverse_enum_types): Convert to...
7341 (rtx_reader::traverse_enum_types): ...member function.
7342 (rtx_reader::rtx_reader): Move initializations
7343 of various former global data from rtx_reader::read_md_files to
7344 here, as fields, along with the call to unlock_std_streams.
7345 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7347 (rtx_reader::read_md_files): Move initializations of various
7348 global data from here to the ctor.
7349 * read-md.h (read_name): Convert to...
7350 (rtx_reader::read_name): ...member function.
7351 (rtx_reader::read_escape): New method decl.
7352 (read_quoted_string): Convert to...
7353 (rtx_reader::read_quoted_string): ...member function.
7354 (rtx_reader::read_braced_string): New method decl.
7355 (read_string): Convert to...
7356 (rtx_reader::read_string): ...member function.
7357 (rtx_reader::read_skip_construct): New method decl.
7358 (rtx_reader::set_md_ptr_loc): New method decl.
7359 (rtx_reader::get_md_ptr_loc): New method decl.
7360 (copy_md_ptr_loc): Convert to...
7361 (rtx_reader::copy_md_ptr_loc): ...member function.
7362 (fprint_md_ptr_loc): Convert to...
7363 (rtx_reader::fprint_md_ptr_loc): ...member function.
7364 (print_md_ptr_loc): Convert to...
7365 (rtx_reader::print_md_ptr_loc): ...member function.
7366 (rtx_reader::lookup_enum_type): New method decl.
7367 (rtx_reader::traverse_enum_types): New method decl.
7368 (rtx_reader::handle_constants): New method decl.
7369 (traverse_md_constants): Convert to...
7370 (rtx_reader::traverse_md_constants): ...member function.
7371 (rtx_reader::handle_enum): New method decl.
7372 (rtx_reader::join_c_conditions): New method decl.
7373 (fprint_c_condition): Convert to...
7374 (rtx_reader::fprint_c_condition): ...member function.
7375 (print_c_condition): Convert to...
7376 (rtx_reader::print_c_condition): ...member function.
7377 (rtx_reader::apply_iterator_to_string): New method decl.
7378 (rtx_reader::copy_rtx_for_iterators): New method decl.
7379 (rtx_reader::read_conditions): New method decl.
7380 (rtx_reader::record_potential_iterator_use): New method decl.
7381 (rtx_reader::read_mapping): New method decl.
7382 (rtx_reader::read_rtx): New method decl.
7383 (rtx_reader::read_rtx_code): New method decl.
7384 (rtx_reader::read_rtx_operand): New method decl.
7385 (rtx_reader::read_nested_rtx): New method decl.
7386 (rtx_reader::read_rtx_variadic): New method decl.
7387 (rtx_reader::get_string_obstack): New method.
7388 (rtx_reader::get_md_constants): New method.
7389 (string_obstack): Convert global variable decl to...
7390 (rtx_reader::m_string_obstack): ...this new field.
7391 (rtx_reader::m_ptr_locs): New field.
7392 (rtx_reader::m_ptr_loc_obstack): New field.
7393 (rtx_reader::m_joined_conditions): New field.
7394 (rtx_reader::m_joined_conditions_obstack): New field.
7395 (rtx_reader::m_md_constants): New field.
7396 (rtx_reader::m_enum_types): New field.
7397 * read-rtl.c (apply_iterator_to_string): Convert to...
7398 (rtx_reader::apply_iterator_to_string): ...member function.
7399 (copy_rtx_for_iterators): Convert to...
7400 (rtx_reader::copy_rtx_for_iterators): ...member function.
7401 (add_condition_to_string): Use rtx_reader_ptr for
7402 calls join_c_conditions.
7403 (apply_iterators): Use rtx_reader_ptr for calls to
7404 join_c_conditions and copy_rtx_for_iterators.
7405 (read_conditions): Convert to...
7406 (rtx_reader::read_conditions): ...member function.
7407 (record_potential_iterator_use): Convert to...
7408 (rtx_reader::record_potential_iterator_use): ...member function.
7409 (read_mapping): Convert to...
7410 (rtx_reader::read_mapping): ...member function.
7411 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7412 (read_rtx): Convert to...
7413 (rtx_reader::read_rtx): ...member function.
7414 (read_rtx_code): Convert to...
7415 (rtx_reader::read_rtx_code): ...member function.
7416 (read_rtx_operand): Convert to...
7417 (rtx_reader::read_rtx_operand): ...member function. Update for move
7418 of string_obstack to a field.
7419 (read_nested_rtx): Convert to..
7420 (rtx_reader::read_nested_rtx): ...member function.
7421 (read_rtx_variadic): Convert to..
7422 (rtx_reader::read_rtx_variadic): ...member function.
7424 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7426 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7428 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7430 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7431 for pointer type too.
7432 (ipcp_update_vr): set_ptr_nonnull for pointer.
7434 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7436 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7437 pt_solution_singleton_p.
7438 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7439 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7440 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7441 pointer nonnull computed by VRP.
7442 Also Conservatively set pt.null to 1.
7443 (pt_solution_reset): Conservatively set pt.null to 1.
7444 (pt_solution_singleton_or_null_p): Renamed from
7445 pt_solution_singleton_p.
7446 * tree-ssanames.h (set_ptr_nonnull): Declare.
7447 (get_ptr_nonnull): Likewise.
7448 * tree-ssanames.c (set_ptr_nonnull): New.
7449 (get_ptr_nonnull): Likewise.
7450 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7451 (evrp_dom_walker::before_dom_children): Likewise.
7453 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7455 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7456 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7457 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7458 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7459 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7460 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7461 (rs6000_option_override_internal): Clear it if ABI_AIX.
7462 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7463 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7465 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7467 * gimple-ssa-strength-reduction.c (record_increment): Remove
7470 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7472 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7473 that the result is non-zero if it is true.
7474 (maybe_expand_shift): New wrapper around expand_shift_1.
7475 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7477 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7479 PR tree-optimization/77916
7480 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7481 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7483 (record_increment): Increments of -1 for unknown strides just use
7484 a multiply initializer like other negative values.
7485 (analyze_increments): Remove stopgap solution for -1 increment
7486 applied to pointer arithmetic.
7488 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7490 * dominance.c (dom_info::dom_info): Add new constructor for region
7491 which is vector of basic blocks.
7492 (dom_init): New method to initialize members common for both
7494 (dom_info::dom_info): Invoke dom_init for partial initialization.
7495 (dom_info::get_idom): Add check to corner cases on basic blocks which
7497 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7498 to detect unreachable bbs.
7499 (dom_info::calc_idoms): Likewise.
7500 (compute_dom_fast_query_in_region): New function.
7501 (calculate_dominance_info_for_region): Likewise.
7502 (free_dominance_info_for_region): Likewise.
7503 * dominance.h: Add prototypes for introduced region-based functions
7504 * tree-if-conv.c (build_region): New function.
7505 (if_convertible_loop_p_1): Invoke local version of post-dominators
7506 calculation before basic block predication with subsequent freeing
7507 post-dominator info.
7508 (tree_if_conversion): Remove free of post-dominator info
7509 (pass_if_conversion::execute): Delete detection of infinite loops
7510 and fake edges to exit block since post-dominator calculation is
7511 performed per if-converted loop only.
7513 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7516 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7517 register explicitly.
7518 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7519 optimizing for size.
7521 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7523 * config/aarch64/aarch64.c: Delete inclusion of
7524 cortex-a57-fma-steering.h.
7525 (aarch64_override_options): Delete call
7526 to aarch64_register_fma_steering.
7527 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7528 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7529 * config/aarch64/aarch64-passes.def: New file.
7530 * config/aarch64/cortex-a57-fma-steering.c
7531 (aarch64_register_fma_steering): Delete definition.
7532 (make_pass_fma_steering): Remove static qualifier.
7533 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7534 (cortex-a57-fma-steering.o): Remove dependency on
7535 cortex-a57-fma-steering.h.
7537 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7539 * explow.c (validize_mem): Do not modify the argument in-place.
7541 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7543 * tree-streamer.c (record_common_node): Explicitly list expected
7546 2016-10-17 Richard Biener <rguenther@suse.de>
7548 PR tree-optimization/77988
7549 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7551 2016-10-17 Marek Polacek <polacek@redhat.com>
7553 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7555 2016-10-17 Richard Biener <rguenther@suse.de>
7557 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7560 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7562 PR tree-optimization/71636
7563 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7565 2016-10-17 Richard Biener <rguenther@suse.de>
7567 * gimplify.c (gimplify_function_tree): Do not move the outer
7570 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7572 * langhooks.h (struct lang_hooks_for_decls): Remove
7573 function_decl_explicit_p, function_decl_deleted_p and
7574 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7575 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7576 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7577 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7578 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7579 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7580 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7581 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7582 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7583 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7584 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7585 * dwarf2out.c (gen_subprogram_die): Use
7586 lang_hooks.decls.decl_dwarf_attribute instead of
7587 lang_hooks.decls.function_decl_*.
7589 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7593 * common.opt (-ftrampolines): New option.
7594 * doc/invoke.texi (Code Gen Options): Document it.
7595 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7596 * doc/tm.texi: Regenerate.
7597 * builtins.def: Add init_descriptor and adjust_descriptor.
7598 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7599 on platforms with descriptors.
7600 (expand_builtin_init_descriptor): New function.
7601 (expand_builtin_adjust_descriptor): Likewise.
7602 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7603 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7604 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7605 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7606 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7607 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7608 (expand_call): Likewise. Move around call to prepare_call_address
7609 and pass all flags to it.
7610 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7611 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7612 (gimple_call_set_by_descriptor): New setter.
7613 (gimple_call_by_descriptor_p): New getter.
7614 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7615 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7616 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7617 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7618 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7619 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7620 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7621 * target.def (custom_function_descriptors): New POD hook.
7622 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7623 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7624 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7625 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7626 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7627 (build_common_builtin_nodes): Initialize init_descriptor and
7629 * tree-nested.c: Include target.h.
7630 (struct nesting_info): Add 'any_descr_created' field.
7631 (get_descriptor_type): New function.
7632 (lookup_element_for_decl): New function extracted from...
7633 (create_field_for_decl): Likewise.
7634 (lookup_tramp_for_decl): ...here. Adjust.
7635 (lookup_descr_for_decl): New function.
7636 (convert_tramp_reference_op): Deal with descriptors.
7637 (build_init_call_stmt): New function extracted from...
7638 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7639 * defaults.h (FUNCTION_ALIGNMENT): Define.
7640 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7641 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7642 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7643 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7644 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7646 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7648 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7649 constants in CONST_VECTORs.
7651 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7653 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7654 register as destination of bmask.
7655 (vector_init_bshuffle): Likewise.
7656 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7657 (bmaskdi_vis): Enable only in 64-bit mode.
7659 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7661 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7662 make LR a separately shrink-wrapped component unless savres_strategy
7663 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7664 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7665 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7667 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7669 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7670 and keep looping on failure.
7672 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7674 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7676 (print_rtx_function): Update example in comment for...
7677 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7678 non-virtual pseudos with a '%' sigil followed by the regno, offset
7679 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7680 pseudo is dumped as "%0".
7682 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7685 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7688 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7690 * config/sparc/sparc-passes.def: New file.
7691 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7692 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7693 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7695 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7697 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7698 loop peel to loops with exit test at the beginning.
7700 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7702 PR rtl-optimization/68212
7703 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7704 frequency when computing scale factor for peeled copies.
7705 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7706 values for switch/peel blocks/edges.
7708 2016-10-14 Pedro Alves <palves@redhat.com>
7710 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7712 2016-10-14 Catherine Moore <clm@codesourcery.com>
7714 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7715 micromips_globals to zero.
7717 2016-10-14 Richard Biener <rguenther@suse.de>
7719 PR tree-optimization/77979
7720 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7721 in the equivalency sets.
7722 (compare_names): Likewise.
7724 2016-10-14 Martin Liska <mliska@suse.cz>
7726 * builtins.h(target_char_cst_p): Declare the function.
7727 * builtins.c (fold_builtin_memchr): Remove.
7728 (target_char_cst_p): Move the function from gimple-fold.c.
7729 (fold_builtin_3): Do not call the function.
7730 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7731 (gimple_fold_builtin): Call the function.
7732 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7734 2016-10-14 Martin Liska <mliska@suse.cz>
7736 * builtins.c (fold_builtin_strcmp): Remove function.
7737 (fold_builtin_strncmp): Likewise.
7738 (fold_builtin_2): Remove call of the function.
7739 (fold_builtin_3): Likewise.
7740 * fold-const-call.c (fold_const_call): Add constant folding
7741 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7742 * fold-const-call.h (build_cmp_result): Declare the function.
7743 * gimple-fold.c (gimple_load_first_char): New function.
7744 (gimple_fold_builtin_string_compare): Likewise.
7745 (gimple_fold_builtin): Call the function.
7747 2016-10-14 Nathan Sidwell <nathan@acm.org>
7749 * gcov-io.c (gcov_open): Deconstify 'mode'.
7751 2016-10-14 Martin Liska <mliska@suse.cz>
7753 * fold-const.c (c_getstr): Support of properly \0-terminated
7754 string constants. New argument is added.
7755 * fold-const.h: New argument is added.
7757 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7759 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7761 (aarch64_print_hint_for_core): Likewise.
7762 (aarch64_print_hint_for_arch): Likewise.
7763 (aarch64_validate_march): Use it. Fix indentation in type signature.
7764 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7765 (aarch64_validate_mtune): Likewise.
7766 (aarch64_handle_attr_arch): Likewise.
7767 (aarch64_handle_attr_cpu): Likewise.
7768 (aarch64_handle_attr_tune): Likewise.
7770 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7772 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7775 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7777 * config/m68k/m68k.c (m68k_option_override): Check
7778 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7779 instead of stack_limit_rtx.
7781 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7783 * dwarf2out.c (gen_member_die): Handle inline static data member
7786 2016-10-13 Nathan Sidwell <nathan@acm.org>
7788 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7789 gcov_var.mode. Remove unnecessary fstat.
7791 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7794 * function.c (thread_prologue_and_epilogue_insns): Call all
7795 make_*logue_seq in the same order as traditional. Call them
7796 all a second time if shrink_wrapped_separate.
7798 2016-10-13 Marek Polacek <polacek@redhat.com>
7800 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7801 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7804 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7806 PR tree-optimization/77937
7807 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7808 to infinite when we have a pointer with an increment of -1.
7810 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7812 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7814 * memmodel.h: This file.
7815 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7816 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7817 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7818 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7819 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7820 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7821 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7822 compare-elim.c, config/aarch64/aarch64-builtins.c,
7823 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7824 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7825 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7826 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7827 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7828 config/darwin.c, config/epiphany/epiphany.c,
7829 config/epiphany/mode-switch-use.c,
7830 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7831 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7832 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7833 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7834 config/m68k/m68k.c, config/mcore/mcore.c,
7835 config/microblaze/microblaze.c, config/mmix/mmix.c,
7836 config/mn10300/mn10300.c, config/moxie/moxie.c,
7837 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7838 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7839 config/nds32/nds32-memory-manipulation.c,
7840 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7841 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7842 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7843 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7844 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7845 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7846 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7847 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7848 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7849 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7850 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7851 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7852 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7853 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7854 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7855 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7856 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7857 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7858 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7859 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7860 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7861 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7862 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7863 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7864 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7865 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7866 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7867 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7868 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7869 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7870 var-tracking.c, varasm.c: Include memmodel.h.
7871 * genattrtab.c (write_header): Include memmodel.h in generated file.
7872 * genautomata.c (main): Likewise.
7873 * gengtype.c (open_base_files): Likewise.
7874 * genopinit.c (main): Likewise.
7875 * genconditions.c (write_header): Include memmodel.h earlier in
7877 * genemit.c (main): Likewise.
7878 * genoutput.c (output_prologue): Likewise.
7879 * genpeep.c (main): Likewise.
7880 * genpreds.c (write_insn_preds_c): Likewise.
7881 * genrecog.c (write_header): Likewise.
7882 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7884 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7886 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7887 for new "compact" param of print_rtx_function. Check for "cinsn"
7889 * print-rtl-function.c (flag_compact): New decl.
7890 (print_rtx_function): Add param "compact" and use it to set
7891 flag_compact, adding a description of the effect to the leading
7892 comment, and updating the example output.
7893 * print-rtl.c (flag_compact): New variable.
7894 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7896 (print_rtx_operand_code_i): When printing source locations, wrap
7897 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7898 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7899 virtuals in compact mode.
7900 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7901 apart from in LABEL_REFs.
7902 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7903 Don't print basic block ids in compact mode.
7904 (print_rtx): In compact mode, prefix the code of insns with "c",
7905 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7906 * print-rtl.h (print_rtx_function): Add "compact" param.
7908 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7910 * arm.h (TARGET_VFP): Delete.
7911 (TARGET_VFPD32): Remove references to TARGET_VFP.
7912 (TARGET_VFP3, TARGET_VFP5): Likewise.
7913 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7914 (TARGET_NEON_FP16): Likewise.
7915 (TARGET_FMA): Likewise.
7916 (TARGET_CRYPTO): Likewise.
7917 (TARGET_NEON): Likewise.
7918 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7919 (FUNCTION_ARG_REGNO_P): Likewise.
7920 * arm.c (arm_option_check_internal): Likewise.
7921 (arm_option_override): Likewise.
7922 (use_return_insn): Likewise.
7923 (arm_function_value_regno_p): Likewise.
7924 (arm_apply_result_size): Likewise.
7925 (use_vfp_abi): Likewise.
7926 (arm_legitimate_address_outer_p): Likewise.
7927 (thumb2_legitimate_address_p): Likewise.
7928 (arm_legitimate_index_p): Likewise.
7929 (thumb2_legitimate_index_p): Likewise.
7930 (arm_legitimate_address): Likewise.
7931 (arm_get_vfp_saved_size): Likewise.
7932 (arm_emit_vfp_multi_reg_pop): Likewise.
7933 (arm_get_frame_offsets): Likewise.
7934 (arm_save_coproc_regs): Likewise.
7935 (arm_hard_regno_mode_ok): Likewise.
7936 (arm_expand_epilogue_apcs_frame): Likewise.
7937 (arm_expand_epilogue): Likewise.
7938 (arm_file_start): Likewise.
7939 (arm_conditional_register_usage): Likewise.
7940 (arm_validize_comparison): Use vfp_compare_operand directly.
7941 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7942 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7944 (arm_atomic_assign_expand_fenv): Likewise.
7945 * arm.md (divsf3): Likewise.
7946 (arm_negsi2): Likewise.
7948 (arm_movdi): Likewise.
7949 (arm_movt): Likewise.
7950 (cbranchsf4): Change predicate to vfp_compare_operand.
7951 (cbranchdf4): Change predicate to vfp_compare_operand.
7952 (cstorehf4): Change predicate to vfp_compare_operand.
7953 (cstoresf4): Change predicate to vfp_compare_operand.
7954 (cstoredf4): Change predicate to vfp_compare_operand.
7955 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7956 (movhi_insn_arch4, movhi_bytes): Likewise.
7957 * constraints.md (Dt): Likewise.
7959 * iterators.md (SDF): Likewise.
7960 * predicates.md (arm_float_compare_operand): Delete.
7961 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7963 (const_double_vcvt_power_of_two): Likewise.
7964 * thumb2.md thumb2_movsi_insn): Likewise.
7965 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7966 (movhf_vfp): Likewise.
7967 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7968 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7969 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7970 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7971 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7972 (subsf3_vfp, divsf3_vfp): Likewise.
7973 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7974 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7975 (mulsf3negsfsubsf_vfp): Likewise.
7976 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7977 (floatunssisf2, sqrtsf2_vfp): Likewise.
7978 (movcc_vfp): Likewise.
7979 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7980 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7981 (push_multi_vfp): Likewise.
7982 (set_fpscr, get_fpscr): Likewise.
7983 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7985 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7987 * arm.h (TARGET_VFP): Unconditionally define to 1.
7988 (arm_fpu_desc): Remove 'model' field.
7989 (TARGET_FPU_MODEL): Delete.
7990 * arm.c (all_fpus): Don't initialize the model field.
7991 (arm_can_inline_p): Don't check the FPU model.
7992 * arm-fpus.def: Remove redundant model field from all FPU
7995 2016-10-13 Richard Biener <rguenther@suse.de>
7998 * genmatch.c (struct capture): Add value_match member.
7999 (commutate): Preserve value_match.
8000 (lower_opt_convert): Likewise.
8001 (lower_cond): Likewise.
8002 (replace_id): Likewise.
8003 (struct dt_operand): Add value_match member.
8004 (decision_tree::cmp_node): Compare it.
8005 (decision_tree::insert_operand): Honor it when finding and
8006 when appending a DT_MATCH.
8007 (dt_operand::gen_match_op): Generate a type check after
8008 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8009 (parser::get_internal_capture_id): New helper.
8010 (parser::finish_match_operand): New function lowering @@<id>.
8011 (parser::parse_capture): Parse @@<id> as value-match.
8012 (parser::parse_expr): Use get_internal_capture_id.
8013 (parser::parse_simplify): Call finish_match_operand.
8014 (walk_captures): New helper.
8015 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8017 ((X /[ex] A) * A -> X): Likewise.
8018 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8019 convert[12] and value-matching.
8020 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8021 ((X | Y) | Y -> X | Y): Likewise.
8022 ((X ^ Y) ^ Y -> X): Likewise.
8023 (A - (A & B) -> ~B & A): Likewise.
8024 ((T)(P + A) - (T)P -> (T) A): Likewise.
8025 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8026 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8027 * doc/match-and-simplify.texi: Amend capture section.
8029 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8031 * config/arc/arc.md (umul_600): Remove predicated variant.
8032 (umul64_600): Likewise.
8034 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8036 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8038 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8040 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8041 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8042 no-overflow information to vect_do_peeling_for_loop_bound and
8043 vect_gen_vector_loop_niters.
8045 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8047 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8050 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8052 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8053 adjust_vec automatically.
8054 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8055 param exit_bb to guard_to.
8056 (slpeel_checking_verify_cfg_after_peeling):
8057 (set_prologue_iterations):
8058 (create_lcssa_for_virtual_phi): New func which is factored out from
8059 slpeel_tree_peel_loop_to_edge.
8060 (slpeel_tree_peel_loop_to_edge):
8061 (iv_phi_p): New func.
8062 (vect_can_advance_ivs_p): Call iv_phi_p.
8063 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8064 new gimple stmts in basic block.
8065 (vect_gen_niters_for_prolog_loop): Rename to...
8066 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8067 adjust implementation.
8068 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8069 sizetype if necessary.
8070 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8071 it to external function.
8072 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8073 (vect_gen_vector_loop_niters_mult_vf): New.
8074 (slpeel_update_phi_nodes_for_loops): New.
8075 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8076 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8077 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8078 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8079 tree-vect-loop-manip.c
8080 (vect_generate_tmps_on_preheader): Delete.
8081 (vect_transform_loop): Rename vectorization_factor to vf. Call
8082 vect_do_peeling instead of vect_do_peeling-* functions.
8083 * tree-vectorizer.h (vect_do_peeling): New decl.
8084 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8085 (vect_do_peeling_for_loop_bound): Delete.
8086 (vect_do_peeling_for_alignment): Delete.
8088 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8090 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8091 duplicated loop after its preheader and after the original loop.
8093 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8095 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8096 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8098 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8100 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8101 for live variable outside loop but not in lcssa form.
8103 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8105 * cfg.c (reset_original_copy_tables): New func.
8106 * cfg.h (reset_original_copy_tables): New decl.
8108 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8111 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8113 * varasm.c (default_binds_local_p_3): Formatting fix.
8115 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8117 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8119 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8120 Remove useless code.
8122 2016-10-13 Martin Liska <mliska@suse.cz>
8124 PR tree-optimization/77943
8125 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8126 a different EH landing pads.
8128 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8131 * hooks.h (hook_tree_void_null): Declare.
8132 * hooks.c (hook_tree_void_null): New function.
8133 * langhooks.c (lhd_return_null_tree_v): Remove.
8134 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8135 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8136 set y to const0_rtx.
8137 * function.c (stack_protect_epilogue): Likewise.
8138 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8139 if TARGET_THREAD_SSP_OFFSET is defined.
8140 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8141 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8142 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8143 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8144 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8145 (ix86_stack_protect_guard): New function.
8147 2016-10-13 Richard Biener <rguenther@suse.de>
8149 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8150 rtl_for_decl_init during early phase.
8151 (gen_variable_die): Do not create locations during early phase.
8152 (gen_label_die): Likewise.
8153 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8156 2016-10-12 Richard Biener <rguenther@suse.de>
8158 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8159 try_add_new_range and made to eturn new range.
8160 (evrp_dom_walker::before_dom_children): Push op1 value range before
8161 pushing op0 value range.
8163 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8165 PR tree-optimization/77937
8166 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8167 POINTER_TYPE_P on the candidate type to determine whether
8168 candidates in this chain require pointer arithmetic.
8170 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8172 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8173 correction if the type is smaller than a word.
8174 (visium_select_cc_mode): Add ... fall through ... comment.
8176 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8178 * config/rs6000/rs6000.c (machine_function): Add new fields
8179 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8180 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8181 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8182 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8183 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8184 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8185 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8186 (rs6000_get_separate_components): New function.
8187 (rs6000_components_for_bb): New function.
8188 (rs6000_disqualify_components): New function.
8189 (rs6000_emit_prologue_components): New function.
8190 (rs6000_emit_epilogue_components): New function.
8191 (rs6000_set_handled_components): New function.
8192 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8193 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8194 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8195 (rs6000_emit_epilogue): Don't emit GPR restores if
8196 gpr_is_wrapped_separately for that register. Don't make a
8197 REG_CFA_RESTORE note for registers we did not restore, either.
8199 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8201 * function.c (thread_prologue_and_epilogue_insns): Call
8202 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8203 if it has possibly changed. Compute the split_prologue_seq and
8204 epilogue_seq later, too.
8205 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8206 (dump_components): New function.
8207 (struct sw): New struct.
8209 (init_separate_shrink_wrap): New function.
8210 (fini_separate_shrink_wrap): New function.
8211 (place_prologue_for_one_component): New function.
8212 (spread_components): New function.
8213 (disqualify_problematic_components): New function.
8214 (emit_common_heads_for_components): New function.
8215 (emit_common_tails_for_components): New function.
8216 (insert_prologue_epilogue_for_components): New function.
8217 (try_shrink_wrapping_separate): New function.
8218 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8220 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8222 * regrename.c (build_def_use): Invalidate chains that have a
8223 REG_CFA_RESTORE on some instruction.
8225 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8227 * dce.c (delete_unmarked_insns): Don't delete instructions with
8228 a REG_CFA_RESTORE note.
8230 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8232 * common.opt (-fshrink-wrap-separate): New flag.
8233 * doc/invoke.texi: Document it.
8234 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8235 * doc/tm.texi: Regenerate.
8236 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8237 * target.def (shrink_wrap): New hook vector.
8238 (get_separate_components, components_for_bb, disqualify_components,
8239 emit_prologue_components, emit_epilogue_components,
8240 set_handled_components): New hooks.
8242 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8244 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8245 vector return by reference only if -Wpsabi.
8246 (rs6000_pass_by_reference): Similarly, for argument passing.
8248 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8250 * function-tests.c: Include "print-rtl.h".
8251 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8252 function, and verify what is dumped.
8253 * print-rtl-function.c (print_edge): New function.
8254 (begin_any_block): New function.
8255 (end_any_block): New function.
8256 (can_have_basic_block_p): New function.
8257 (print_rtx_function): Track the basic blocks of insns in the
8258 chain, wrapping those that are within blocks within "(block)"
8259 directives. Remove the "(cfg)" directive.
8261 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8263 * selftest.c (selftest::read_file): New function.
8264 (selftest::test_read_file): New function.
8265 (selftest::selftest_c_tests): Call test_read_file.
8266 * selftest.h (selftest::read_file): New decl.
8268 2016-10-12 Richard Biener <rguenther@suse.de>
8271 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8274 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8276 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8278 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8279 dwarf2out_assembly_start.
8281 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8283 * Makefile.in (SELFTEST_FLAGS): New variable.
8284 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8286 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8289 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8291 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8292 dumped in RTL dumps.
8294 2016-10-12 Martin Liska <mliska@suse.cz>
8296 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8297 (gimple_fold_builtin_memory_op): Use the function.
8298 (gimple_fold_builtin_strchr): Likewise.
8299 (gimple_fold_builtin_strcat): Likewise.
8300 (gimple_build): Likewise.
8302 2016-10-12 Nathan Sidwell <nathan@acm.org>
8304 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8306 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8308 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8309 equivalent 32-bit constant (modulo 2**32) when that yields
8310 smaller instructions.
8311 (size_of_int_loc_descriptor): Update accordingly.
8313 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8315 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8316 functions, call dwarf2out_decl on the parent function first.
8318 2016-10-12 Richard Biener <rguenther@suse.de>
8320 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8323 2016-10-12 Richard Biener <rguenther@suse.de>
8325 * tree-ssa-propagate.c
8326 (substitute_and_fold_dom_walker::before_dom_children): Do not
8327 ignore ASSERT_EXPRs but only preserve them.
8328 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8329 that have been propagated into.
8330 (vrp_finalize): Enable DCE for substitute_and_fold.
8332 2016-10-12 Richard Biener <rguenther@suse.de>
8334 PR tree-optimization/77920
8335 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8336 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8337 (simplify_abs_using_ranges): Likewise.
8338 (simplify_conversion_using_ranges): Likewise.
8339 (simplify_stmt_using_ranges): Adjust.
8341 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8343 PR tree-optimization/77929
8344 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8345 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8347 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8350 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8351 needs a base register for arg 1.
8353 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8355 * common.opt (Wimplicit-fallthrough) Turn into alias to
8356 -Wimplicit-fallthrough=3. Remove EnabledBy.
8357 (Wimplicit-fallthrough=): New option.
8358 * gimplify.c (warn_implicit_fallthrough_r): Use
8359 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8360 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8361 to -Wimplicit-fallthrough=3.
8362 (-Wimplicit-fallthrough=): Document.
8364 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8366 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8367 and GEU in DImode if TARGET_SUBXC.
8368 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8369 (seqdi<W:mode>_zero_subxc): Delete.
8370 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8371 (neg_seqdi<W:mode>_zero_vis3): Delete.
8372 (plus_seqdi<W:mode>_zero): Likewise.
8373 (minus_seqdi<W:mode>_zero): Likewise.
8374 (plus_plus_sltu<W:mode>): Accept only register.
8375 (addx<W:mode>): Likewise.
8376 (plus_sltu<W:mode>_vis3): Likewise.
8377 (plus_plus_sltu<W:mode>_vis3): Likewise.
8378 (neg_sgeu<W:mode>_vis3): Delete.
8379 (minus_sgeu<W:mode>_vis3): Likewise.
8380 (addxc<W:mode>): Accept only registers.
8381 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8382 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8383 (neg_plus_sltu<W:mode>_subxc): Likewise.
8384 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8385 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8386 (sgeu<W:mode>_insn_subxc): Delete.
8387 (plus_sgeu<W:mode>_subxc): Likewise.
8388 (subxc<W:mode>): Accept only register.
8389 (scc splitter): Split always GEU again.
8391 2016-10-11 Jeff Law <law@redhat.com>
8393 PR tree-optimization/77424
8394 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8395 dead conditionals. Assert that all e->aux fields are NULL.
8397 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8399 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8400 operand-printing "switch" statement into...
8401 (print_rtx_operand_code_0): ...this new function, ...
8402 (print_rtx_operand_code_e): ...this new function, ...
8403 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8404 (print_rtx_operand_code_i): ...this new function, ...
8405 (print_rtx_operand_code_r): ...this new function, ...
8406 (print_rtx_operand_code_u): ...this new function, ...
8407 (print_rtx_operand): ...and this new function.
8409 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8411 * config/alpha/alpha-passes.def: New file.
8412 * config/alpha/t-alpha: New file.
8413 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8414 (make_pass_handle_trap_shadows): New prototype.
8415 (make_pass_align_insns): Ditto.
8416 * config/alpha/alpha.c (alpha_option_override): Don't register
8418 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8420 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8423 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8424 distinct __ibm128 IBM extended double type if long doubles are
8425 128-bits and the default format for long double is IEEE 128-bit.
8427 2016-10-11 Richard Biener <rguenther@suse.de>
8429 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8430 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8431 (verify_die): New function.
8432 (dwarf2out_finish): Call it.
8433 (output_line_info): Handle case of -gsplit-dwarf without
8434 DWARF2_ASM_LINE_DEBUG_INFO.
8436 2016-10-11 Richard Biener <rguenther@suse.de>
8439 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8440 sub-chains of BLOCK_VARS and gimple_bind_vars.
8442 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8444 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8446 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8448 * config/sparc/sparc.opt (msubxc): New option.
8449 * doc/invoke.texi (SPARC options): Document it and tidy up.
8450 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8451 * doc/tm.texi: Regenerate.
8452 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8454 (CCX_NOOV): Rename into...
8458 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8459 (fcc0_register_operand): Likewise.
8460 (icc_register_operand): New.
8461 (icc_or_fcc_register_operand): Simplify.
8462 (nz_comparison_operator): New.
8463 (c_comparison_operator): Likewise.
8464 (noov_compare_operator): Rename into...
8465 (icc_comparison_operator): ...this. Use above predicates.
8466 (noov_compare64_operator): Rename into...
8467 (v9_comparison_operator): ...this and tidy up.
8468 (fcc_comparison_operator): New.
8469 (icc_or_fcc_comparison_operator): Likewise.
8470 (v9_register_compare_operator): Rename info...
8471 (v9_register_comparison_operator): ...this.
8472 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8473 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8475 (sparc_fixed_condition_code_regs): New function.
8476 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8477 renaming and add support for CCC/CCXC.
8478 (output_cbranch): Likewise.
8479 (sparc_print_operand): Likewise.
8480 (gen_v9_scc): Remove obsolete assertion.
8481 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8482 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8483 (output_cbcond): Remove bogus handling of CC modes.
8484 (sparc_register_move_cost): Return 100 for NO_REGS.
8485 * config/sparc/sparc.md (W): New mode iterator.
8486 (length): Adjust for noov_compare64_operator renaming.
8487 (cmpsi_sne): New instruction.
8488 (cmpdi_sne): Likewise.
8489 (seqdi_special): Delete.
8490 (seqdi_special): Likewise.
8491 (snesi<P:mode>_special): Likewise.
8492 (snedi_special): Likewise.
8493 (snedi_special_vis3): Likewise.
8494 (snesi patterns): Use W iterator.
8495 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8496 (sltu patterns): Likewise.
8497 (sgeu patterns): Likewise.
8498 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8499 (normal_branch): Use icc_comparison_operator predicate.
8500 (inverted_branch): Likewise.
8501 (cbcond_sp32): Use comparison_operator predicate.
8502 (cbcond_sp64): Likewise.
8503 (normal_int_branch_sp64): Adjust for renaming
8504 (inverted_int_branch_sp64): Likewise.
8505 (mov<I:mode>_cc_reg_sp64): Likewise.
8506 (movsf_cc_reg_sp6): Likewise.
8507 (movdf_cc_reg_sp64): Likewise.
8508 (movtf_cc_reg_hq_sp64): Likewise.
8509 (movtf_cc_reg_sp64): Likewise.
8510 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8511 (movsf_cc_v9): Likewise.
8512 (movdf_cc_v9): Likewise.
8513 (movtf_cc_hq_v9): Likewise.
8514 (movtf_cc_v9): Likewise.
8515 (adddi3): Call gen_adddi3_sp32.
8516 (adddi3_insn_sp32): Rename to...
8517 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8518 and use CCCmode for the carry.
8519 (addx_extend_sp32): Use CCCmode for the carry.
8520 (addx_extend_sp64): Delete.
8521 (adddi3_extend_sp32): Use CCCmode for the carry.
8522 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8523 (subdi3): Call gen_subdi3_sp32.
8524 (subdi3_insn_sp32): Rename to...
8525 (subdi3_sp32): ...this and use CCmode for the carry.
8526 (subx_extend_sp32): Use CCCmode for the carry.
8527 (subx_extend_sp64): Delete.
8528 (subdi3_extend_sp32): Use CCmode for the carry.
8529 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8530 (negdi3): Call gen_negdi3_sp32.
8531 (negdi3_sp32): Use CCCmode for the carry.
8532 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8533 (cmp_nz_ashift_1): Use CCNZ mode.
8534 (cmp_nz_set_ashift_1): Likewise.
8535 (ctrapsi4): Use comparison_operator predicate.
8536 (ctrapdi4): Likewise.
8537 (trapsi_insn): Use icc_comparison_operator predicate.
8538 (trapdi_insn): Likewise.
8539 (edge8 patterns): Use CCNZmode.
8540 (edge16 patterns): Likewise.
8541 (edge32 patterns): Likewise.
8543 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8545 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8547 (CC_BTST): Rename into...
8549 * config/visium/predicates.md (real_add_operand): New.
8550 (visium_btst_operator): Rename into...
8551 (visium_equality_comparison_operator): ...this.
8552 (visium_noov_operator): Rename into...
8553 (visium_nz_comparison_operator): ...this.
8554 (visium_c_comparison_operator): New.
8555 (visium_branch_operator): Adjust and deal with all CC modes.
8556 * config/visium/visium.c (visium_adjust_cost): Adjust.
8557 (visium_split_double_add): Use the *_set_carry patterns.
8558 (visium_select_cc_mode): Add support for CCC mode and adjust.
8559 (output_cbranch): Adjust and use the carry-based operators for
8560 floating-point comparisons.
8561 * config/visium/visium.md (flags_subst_arith): Adjust.
8562 (addsi3_insn_set_carry): New instruction.
8563 (subsi3_insn_set_carry): Likewise.
8564 (negsi2_insn_set_carry): Likewise.
8566 (cmp<mode>_sne): Likewise.
8567 (cbranch<mode>4): Use ordered_comparison_operator.
8568 (cbranch<mode>4_insn): Likewise.
8569 (cbranchsi4_btst_insn): Adjust.
8571 2016-10-11 Tom de Vries <tom@codesourcery.com>
8574 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8577 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8579 * tree.h (build_complex_type): Add second parameter with default.
8580 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8581 recursive call. Create a TYPE_DECL only if NAMED is true.
8582 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8584 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8586 New avr-passes.def to register AVR specific passes.
8588 * config/avr/avr-passes.def: New file.
8589 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8590 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8591 (make_avr_pass_recompute_note): New proto.
8592 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8593 (avr_pass_recompute_notes): Use anonymous namespace.
8594 (avr_register_passes): Remove function...
8595 (avr_option_override): ...and its call.
8597 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8599 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8600 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8601 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8602 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8604 * config/mips/mips.c (mips_option_override): Enable the branch
8605 likely depending on the tune flags and optimization level.
8606 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8607 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8608 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8609 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8611 2016-10-11 Richard Biener <rguenther@suse.de>
8613 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8614 (output_function): Properly stream the whole block tree.
8615 * lto-streamer-in.c (input_function): Likewise.
8617 2016-10-11 Marek Polacek <polacek@redhat.com>
8619 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8621 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8623 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8624 (evrp_dom_walker::before_dom_children): Infer and push new value
8625 ranges for x in y < x.
8627 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8630 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8631 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8632 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8633 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8634 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8635 (IA64_NO_LIBGCC_TFMODE): Likewise.
8637 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8639 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8642 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8644 * config.gcc: Add aarch64-*-freebsd* support.
8645 * config.host: Likewise.
8646 * config/aarch64/aarch64-freebsd.h: New file.
8647 * config/aarch64/t-aarch64-freebsd: Ditto.
8649 2016-10-10 Jeff Law <law@redhat.com>
8651 PR tree-optimization/71947
8652 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8653 B with A within a single statement.
8655 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8657 PR tree-optimization/77824
8658 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8659 zero cost for copies.
8660 (find_candidates_dom_walker::before_dom_children): Replace
8661 MODIFY_EXPR with SSA_NAME.
8662 (replace_mult_candidate): Likewise.
8663 (replace_profitable_candidates): Likewise.
8665 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8667 * config/s390/s390.h: Wrap more macros args in brackets and fix
8669 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8671 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8673 2016-10-10 Andreas Schwab <schwab@suse.de>
8676 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8677 pseudo is not DImode.
8679 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8681 * common/config/arc/arc-common.c (arc_option_optimization_table):
8682 Remove compact casesi option.
8683 * config/arc/arc.c (arc_override_options): Use compact casesi
8684 option only for pre-ARCv2 cores.
8685 * doc/invoke.texi (mcompact-casesi): Update text.
8687 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8689 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8690 Add macro to say we can efficiently handle overlapping unaligned
8692 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8693 poor code for processors older than p8.
8695 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8697 * gen-pass-instances.awk: Remove GNUism.
8699 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8701 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8702 NULL of (*ipcp_transformations)][node->uid].
8704 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8706 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8707 (MALLOC_ABI_ALIGNMENT): Define.
8709 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8711 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8712 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8713 VAR_OR_FUNCTION_DECL_P macros.
8714 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8715 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8716 chkp_find_bounds_1): Likewise.
8717 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8718 * hsa-gen.c (get_symbol_for_decl): Likewise.
8719 * cgraphunit.c (check_global_declaration, analyze_functions,
8720 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8722 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8723 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8725 * tree.c (set_decl_section_name, copy_node_stat,
8726 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8727 merge_dllimport_decl_attributes, handle_dll_attribute,
8728 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8729 verify_type): Likewise.
8730 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8731 find_explicit_erroneous_behavior): Likewise.
8732 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8733 * ipa.c (process_references): Likewise.
8734 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8735 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8736 notice_global_symbol, assemble_variable, mark_decl_referenced,
8737 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8738 make_decl_one_only, default_section_type_flags,
8739 categorize_decl_for_section, default_encode_section_info): Likewise.
8740 * trans-mem.c (requires_barrier): Likewise.
8741 * gimple-expr.c (mark_addressable): Likewise.
8742 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8743 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8744 expand_debug_expr): Likewise.
8745 * tree-dump.c (dequeue_and_dump): Likewise.
8746 * ubsan.c (instrument_bool_enum_load): Likewise.
8747 * tree-pretty-print.c (print_declaration): Likewise.
8748 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8749 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8750 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8751 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8752 pass_build_ssa::execute): Likewise.
8753 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8754 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8756 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8758 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8759 can_be_nonlocal, remap_decls, copy_debug_stmt,
8760 initialize_inlined_parameters, add_local_variables,
8761 reset_debug_binding, replace_locals_op): Likewise.
8762 * dse.c (can_escape): Likewise.
8763 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8765 * tree-diagnostic.c (default_tree_printer): Likewise.
8766 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8767 unpack_ts_decl_with_vis_value_fields,
8768 lto_input_ts_decl_common_tree_pointers): Likewise.
8769 * builtins.c (builtin_save_expr, fold_builtin_expect,
8770 readonly_data_expr): Likewise.
8771 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8772 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8774 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8775 * gimplify.c (force_constant_size, gimplify_bind_expr,
8776 gimplify_decl_expr, gimplify_var_or_parm_decl,
8777 gimplify_compound_lval, gimplify_init_constructor,
8778 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8779 gimplify_type_sizes): Likewise.
8780 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8781 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8782 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8783 remove_unused_locals): Likewise.
8784 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8785 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8786 * function.c (instantiate_expr, instantiate_decls_1,
8787 setjmp_vars_warning, add_local_decl): Likewise.
8788 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8790 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8791 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8792 optimize_va_list_gpr_fpr_size): Likewise.
8793 * tree-nrv.c (pass_nrv::execute): Likewise.
8794 * tsan.c (instrument_expr): Likewise.
8795 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8796 * vtable-verify.c (verify_bb_vtables): Likewise.
8797 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8798 get_ref_base_and_extent): Likewise.
8799 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8801 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8802 analyze_all_variable_accesses): Likewise.
8803 * tree-nested.c (get_nonlocal_debug_decl,
8804 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8805 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8806 get_local_debug_decl, convert_local_omp_clauses,
8807 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8809 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8810 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8811 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8812 dbxout_symbol, dbxout_common_check): Likewise.
8813 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8814 string_constant): Likewise.
8815 * hsa.c (hsa_get_declaration_name): Likewise.
8816 * passes.c (rest_of_decl_compilation): Likewise.
8817 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8818 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8819 pack_ts_decl_with_vis_value_fields,
8820 write_ts_decl_common_tree_pointers): Likewise.
8821 * stor-layout.c (place_field): Likewise.
8822 * symtab.c (symtab_node::maybe_create_reference,
8823 symtab_node::verify_base, symtab_node::make_decl_local,
8824 symtab_node::copy_visibility_from,
8825 symtab_node::can_increase_alignment_p): Likewise.
8826 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8827 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8828 fortran_common, add_location_or_const_value_attribute,
8829 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8830 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8831 optimize_one_addr_into_implicit_ptr,
8832 optimize_location_into_implicit_ptr): Likewise.
8833 * gimple-low.c (record_vars_into): Likewise.
8834 * ipa-visibility.c (update_vtable_references): Likewise.
8835 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8837 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8838 DFS::DFS_write_tree_body, write_symbol): Likewise.
8839 * langhooks.c (lhd_warn_unused_global_decl,
8840 lhd_set_decl_assembler_name): Likewise.
8841 * attribs.c (decl_attributes): Likewise.
8842 * except.c (output_ttype): Likewise.
8843 * varpool.c (varpool_node::get_create, ctor_for_folding,
8844 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8845 * fold-const.c (fold_unary_loc): Likewise.
8846 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8847 ipa_find_agg_cst_from_init): Likewise.
8848 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8849 expand_omp_target, lower_omp_regimplify_p,
8850 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8851 find_link_var_op): Likewise.
8852 * tree-chrec.c (chrec_contains_symbols): Likewise.
8853 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8854 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8855 execute_fixup_cfg): Likewise.
8857 PR tree-optimization/77901
8858 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8859 if ranges[i].exp is SSA_NAME when looking for >= and only when
8860 ranges[i].exp is NULL or SSA_NAME when looking for the other
8863 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8865 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8866 (ipcp_param_lattices): Remove field alignment.
8867 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8868 (set_all_contains_variable): Remove call to
8869 ipcp_alignment_lattice::set_to_bottom.
8870 (initialize_node_lattices): Likewise.
8871 (propagate_alignment_accross_jump_function): Remove.
8872 (propagate_constants_accross_call): Remove call to
8873 propagate_alignment_accross_jump_function.
8874 (ipcp_store_alignment_results): Remove.
8875 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8876 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8877 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8878 pretty-printing of alignment jump function.
8879 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8880 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8881 alignments and remove computing ipa_alignment jump function.
8882 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8883 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8884 (ipa_read_jump_function): Remove reading of ipa_alignment.
8885 (write_ipcp_transformation_info): Remove streaming for alignment
8886 propagation summary.
8887 (read_ipcp_transformation_info): Remove reading of alignment
8888 propagation summary.
8889 (ipcp_update_alignments): Remove.
8890 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8892 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8893 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8894 * ipa-prop.h (ipa_alignment): Remove.
8895 (ipa_jump_func): Remove field alignment.
8896 (ipcp_transformation_summary): Remove field alignments.
8897 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8898 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8899 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8901 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8903 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8905 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8907 (visium_expand_fp_cstore): Likewise.
8909 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8911 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8912 * diagnostic.c (warning_at_rich_loc_n): New function.
8913 (diagnostic_n_impl_richloc): Likewise.
8914 (diagnostic_n_impl): Move most of the function to
8915 diagnostic_n_impl_richloc and call it.
8917 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8919 * gen-pass-instances.awk: Rewritten.
8920 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8921 $(PASSES_EXTRA) after passes.def to the script.
8922 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8923 * config/i386/i386-passes.def: New file.
8924 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8925 make_pass_stv): Declare.
8926 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8928 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8930 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8931 (pass_stv::timode_p): New non-static data member.
8932 (ix86_option_override): Don't register passes here.
8934 * doc/invoke.texi: Document accepting Else, fallthrough.
8936 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8939 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8940 FALLTHRU comment styles.
8942 2016-10-07 Andrew Pinski <apinski@cavium.com>
8944 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8945 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8946 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8948 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8950 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8952 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8953 (AARCH64_ARCH): Likewise.
8954 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8956 (AARCH64_CORE): Likewise.
8957 (AARCH64_ARCH): Likewise.
8958 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8959 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8960 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8961 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8962 (AARCH64_ARCH): Likewise.
8963 (AARCH64_CORE): Likewise.
8964 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8965 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8966 (AARCH64_CORE): Likewise.
8967 (AARCH64_ARCH): Likewise.
8969 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8971 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8972 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8973 floating point type infrastructre, and -mfloat128 that enables the
8974 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8975 if -mfloat128-type. Define __ibm128 to be long double by default.
8976 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8977 the IEEE 128-bit floating point type infrastructure should
8978 automatically be enabled.
8979 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8980 instead of -mfloat128 to enable KFmode.
8981 (rs6000_option_override_internal): Split the option -mfloat128
8982 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8983 systems, automatically set -mfloat128-type, but don't enable it on
8984 other operating systems. Move setting the long double size and
8985 IEEE quad support before the IEEE 128-bit floating point changes.
8986 (rs6000_init_builtins): Do not create a unique type for __ibm128
8987 if long double is IBM extended double, instead rely on __ibm128
8988 being defined as 'long double'. If -mfloat128-type and not
8989 -mfloat128, create the KFmode type with an undocumented __ieee128
8991 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8992 -mfloat128 for tests about the types, but keep tests for
8993 -mfloat128 to enable the keyword support.
8994 (rs6000_complex_function_value): Likewise.
8995 (rs6000_scalar_mode_supported_p): Likewise.
8996 (rs6000_floatn_mode): Likewise.
8997 (rs6000_c_mode_for_suffix): Likewise.
8998 (rs6000_opt_masks): Add -mfloat128-type.
8999 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9000 -mfloat128-type being split from -mfloat128. Add
9001 -mfloat128-hardware, which was missing.
9002 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9003 -mfloat128 and -mfloat128-type:
9004 (-mfloat128-type): Likewise.
9005 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9006 that 64-bit Linux systems with enable -mfloat128-type by default
9008 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9009 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9010 -mfloat128-type instead of -mfloat128.
9011 (FLOAT128_2REG_P): Likewise.
9012 (MASK_FLOAT128_TYPE): Likewise.
9013 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9014 (RS6000_BTM_FLOAT128): Likewise.
9015 (TARGET_FLOAT128): Poison old identifiers.
9016 (OPTION_MASK_FLOAT128): Likewise.
9017 (MASK_FLOAT128): Likewise.
9018 * config/rs6000/rs6000.md (FP): Likewise.
9019 (FLOAT128): Likewise.
9020 (fix_trunc<mode>di2): Likewise.
9021 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9022 (floatdi<mode>2): Likewise.
9023 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9024 (neg<mode>2, FLOAT128 iterator): Likewise.
9025 (abs<mode>2, FLOAT128 iterator): Likewise.
9026 (ieee_128bit_negative_zero): Likewise.
9027 (ieee_128bit_vsx_neg<mode>2): Likewise.
9028 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9029 (ieee_128bit_vsx_abs<mode>2): Likewise.
9030 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9031 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9032 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9033 (extendiftf2): Likewise.
9034 (extendifkf2): Likewise.
9035 (extendtfkf2): Likewise.
9036 (trunciftf2): Likewise.
9037 (truncifkf2): Likewise.
9038 (trunckftf2): Likewise.
9039 (trunctfif2): Likewise.
9040 (extendkftf2): Likewise.
9041 (trunctfkf2): Likewise.
9043 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9045 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9046 before merging in bytes to pass down to real_from_target.
9048 2016-10-07 Richard Biener <rguenther@suse.de>
9050 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9052 (substitute_and_fold_dom_walker::before_dom_children):
9053 Substitute and fold before pass specific folding to avoid
9054 feeding that with SSA names that will be later released.
9055 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9056 introduced by folding and visited by evaluate_stmt called during
9058 (likely_value): Likewise.
9059 (evaluate_stmt): Likewise.
9060 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9061 (simplify_div_or_mod_using_ranges): Likewise.
9062 (simplify_min_or_max_using_ranges): Likewise.
9063 (simplify_abs_using_ranges): Likewise.
9064 (simplify_conversion_using_ranges): Likewise.
9065 (simplify_float_conversion_using_ranges): Likewise.
9066 (simplify_stmt_using_ranges): Likewise.
9068 2016-10-07 Marek Polacek <polacek@redhat.com>
9070 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9071 FALLTHROUGH_LABEL_P here...
9072 (warn_implicit_fallthrough_r): ...not here.
9074 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9076 PR tree-optimization/77880
9077 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9080 2016-10-07 Marek Polacek <polacek@redhat.com>
9083 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9085 2016-10-07 Richard Biener <rguenther@suse.de>
9087 * bitmap.h: Document constraints on bitmap modification while
9090 2016-10-07 Richard Biener <rguenther@suse.de>
9092 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9093 * bitmap.h (bmp_iter_set): When advancing to the next element
9094 check that we didn't remove the current one.
9095 (bmp_iter_and): Likewise.
9096 (bmp_iter_and_compl): Likewise.
9097 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9098 we currently iterate on but keep a one-level queue.
9099 * sched-deps.c (remove_from_deps): Do not clear current bit
9100 but keep a one-level queue.
9102 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9104 PR tree-optimization/77664
9105 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9106 for the other ranges.
9107 (optimize_range_tests_diff): Fix up formatting.
9108 (optimize_range_tests_var_bound): New function.
9109 (optimize_range_tests): Use it.
9111 2016-10-07 Martin Liska <mliska@suse.cz>
9113 * coverage.c (build_gcov_exit_decl): Fix priority what
9114 should be really 99.
9116 2016-10-07 Richard Biener <rguenther@suse.de>
9118 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9119 vars in gimple_bind_vars but not in BLOCK_VARS.
9121 2016-10-07 Richard Biener <rguenther@suse.de>
9123 PR tree-optimization/77879
9124 * tree-ssa-structalias.c (handle_const_call): Properly handle
9126 (handle_pure_call): Likewise.
9128 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9130 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9131 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9134 2016-10-06 Andrew Pinski <apinski@cavium.com>
9136 * config/aarch64/aarch64-cores.def: Add a comment before each
9139 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9141 PR tree-optimization/77862
9142 * tree-vrp.c (add_equivalence): Use get_value_range so that
9143 num_vr_values is checked before accessing vr_values.
9145 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9147 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9150 2016-10-05 Jeff Law <law@redhat.com>
9152 PR tree-optimization/71661
9153 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9154 removal of a forwarder exposes a new natural loop.
9156 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9158 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9159 Introduce ssesuffix variable.
9160 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9161 (*<code><mode>3): Ditto.
9163 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9165 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9168 2016-10-06 Richard Biener <rguenther@suse.de>
9170 PR tree-optimization/77855
9171 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9172 instead of removing the current item while iterating over the set
9175 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9176 Eric Botcazou <ebotcazou@adacore.com>
9179 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9180 (classify_registers): Don't set it
9181 (function_arg_slotno): Don't initialize and test it. Tidy up.
9183 2016-10-06 Richard Biener <rguenther@suse.de>
9185 PR tree-optimization/77839
9186 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9189 2016-10-06 Martin Liska <mliska@suse.cz>
9191 * gcc.c: Set -fprofile-update=atomic when profiling is
9192 enabled and -pthread is set. Warn when one combines
9193 -pthread and -fprofile-update=single for an app using
9196 2016-10-06 Martin Liska <mliska@suse.cz>
9199 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9200 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9201 Initialize a pointer to NULL.
9202 (slsr_process_copy): Likewise.
9203 * input.c (location_get_source_line): Likewise.
9204 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9206 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9208 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9209 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9210 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9211 * config.gcc: Deleted pcommitintrin.h
9212 * config/i386/pcommitintrin.h: Deleted file.
9213 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9214 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9216 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9218 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9219 (PTA_PCOMMIT): Deleted define.
9220 (ix86_option_override_internal): Deleted handle of option.
9221 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9222 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9223 __builtin_ia32_pcommit): Deleted.
9224 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9225 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9226 (pcommit): Deleted instruction.
9227 * config/i386/i386.opt: Mention -mpcommit deprecation.
9228 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9230 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9234 Remove wrong assert.
9235 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9236 Use <round_constraint> as operand 1 constraint.
9238 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9241 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9242 (ubsan_instrument_float_cast): And not here.
9245 * ubsan.c (ubsan_ids): New GTY(()) array.
9246 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9247 instead of static local counters.
9249 2016-10-05 Martin Sebor <msebor@redhat.com>
9252 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9253 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9254 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9255 (default_printf_pointer_format): Define function.
9256 * targhooks.c (linux_printf_pointer_format): Define new function.
9257 * targhooks.h (linux_printf_pointer_format): Declare.
9258 (gnu_libc_printf_pointer_format): Remove declaration.
9260 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9262 * fold-const.c (native_encode_real): Fix logic for selecting offset
9263 to write to when BYTES_BIG_ENDIAN.
9265 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9267 * builtins.c (fold_builtin_strchr): Remove function.
9268 (fold_builtin_strrchr): Likewise.
9269 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9270 * gimple-fold.c (target_char_cst_p): New function.
9271 (gimple_fold_builtin_strchr) Add more foldings.
9272 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9274 2016-10-05 Richard Biener <rguenther@suse.de>
9277 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9278 capture ids in c-exprs.
9280 2016-10-05 Richard Biener <rguenther@suse.de>
9283 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9284 with types_match for GIMPLE code gen to handle type mismatched
9286 (dt_operand::gen): Adjust.
9287 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9290 2016-10-05 Richard Biener <rguenther@suse.de>
9292 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9294 2016-10-05 Richard Biener <rguenther@suse.de>
9297 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9299 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9301 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9302 version check to protect only DW_TAG_imported_module generation.
9304 2016-10-05 Richard Biener <rguenther@suse.de>
9307 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9309 2016-10-04 Ian Lance Taylor <iant@golang.org>
9311 * explow.c (allocate_dynamic_stack_space): Call
9312 do_pending_stack_adjust before handling flag_split_stack.
9314 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9316 * genattrtab.c (make_internal_attr): Supply dummy column number to
9319 * genoutput.c (init_insn_for_nothing): Likewise.
9320 * gensupport.c (add_define_attr): Likewise.
9321 * read-md.c (message_at_1): Print column number.
9322 (fatal_with_file_and_line): Likewise.
9323 (rtx_reader::read_char): Track column numbers.
9324 (rtx_reader::unread_char): Likewise.
9325 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9326 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9327 (rtx_reader::handle_file): Initialize m_read_md_colno.
9328 (rtx_reader::get_current_location): Supply column number to
9330 * read-md.h (struct file_location): Add field "colno".
9331 (file_location::file_location): Likewise.
9332 (rtx_reader::get_colno): New accessor.
9333 (rtx_reader::m_read_md_colno): New field.
9334 (rtx_reader::m_last_line_colno): New field.
9336 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9338 * doc/extend.texi (Java Exceptions): Remove.
9339 (java_interface): Remove.
9341 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9343 PR tree-optimization/77808
9344 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9345 and addr are different before copying points-to information.
9347 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9349 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9350 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9351 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9352 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9354 2016-10-04 Richard Biener <rguenther@suse.de>
9356 PR tree-optimization/77399
9357 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9358 verify the target can convert.
9360 2016-10-04 Richard Biener <rguenther@suse.de>
9363 * explow.c (plus_constant): Verify the mode of the constant
9364 pool offset before calling plus_constant.
9366 2016-10-04 Richard Biener <rguenther@suse.de>
9369 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9370 type support, mark with :C.
9371 (X / -X -> -1): Mark with :C.
9373 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9375 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9376 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9377 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9378 * doc/tm.texi: Regenerated.
9379 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9380 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9381 * config/darwin.h (JCR_SECTION_NAME): Remove.
9382 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9383 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9384 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9385 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9386 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9387 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9389 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9391 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9392 between "because" and "param" in dump message in call to fprintf.
9394 2016-10-03 Jeff Law <law@redhat.com>
9396 PR tree-optimization/71550
9397 PR tree-optimization/71403
9398 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9399 (profitable_jump_thread_path): Also return boolean indicating if
9400 the realized path will create an irreducible loop.
9401 Remove loop depth tests from 71403.
9402 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9403 from 71403. If threading will create an irreducible loop, then
9404 throw away loop iteration and related information.
9406 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9408 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9409 -Woverloaded-virtual checks for warning options.
9410 * configure: Regenerate.
9412 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9414 PR preprocessor/77699
9415 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9416 (get_next_line): Return false on error.
9417 (read_next_line): Removed, use get_next_line instead.
9418 (read_line_num): Don't copy the line.
9419 (location_get_source_line): Don't use static data.
9420 (selftest::test_reading_source_line): Add more test cases.
9422 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9425 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9427 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9428 (noce_process_if_block): Use it.
9430 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9432 * doc/invoke.texi: Update -Wint-in-bool-context.
9434 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9436 * dwarf2out.c (output_fde, output_call_frame_info,
9437 dwarf2out_do_cfi_startproc, set_indirect_string,
9438 gen_internal_sym, output_die, output_line_info): Use
9439 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9440 ASM_GENERATE_INTERNAL_LABEL output.
9442 2016-10-01 Richard Biener <rguenther@suse.de>
9445 * genmatch.c (get_operand_type): Add operand position arg
9446 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9447 (expr::gen_transform): Adjust.
9448 (dt_simplify::gen_1): Likewise.
9450 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9452 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9453 comments. Simplify asserts, remove unnecessary conditions.
9455 (*<code><mode>3): Likewise.
9457 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9459 * doc/invoke.texi (-Wregister): Document.
9461 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9463 * configure.ac: Split CHECKING_P into CHECKING_P and
9464 ENABLE_EXTRA_CHECKING.
9465 * configure: Regenerated.
9466 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9467 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9469 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9472 * gcc.c (process_command): For @filename handling, output
9473 the correct name if the file does not exist.
9475 2016-09-30 Marek Polacek <polacek@redhat.com>
9477 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9478 * config/alpha/predicates.md: Likewise.
9480 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9482 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9483 (noce_process_if_block): Use it.
9485 2016-09-30 Martin Liska <mliska@suse.cz>
9487 * doc/invoke.texi: Document asan-use-after-return that
9488 it's disabled by default in runtime.
9490 2016-09-30 Richard Biener <rguenther@suse.de>
9492 * tree-vrp.c (intersect_ranges): If we failed to handle
9493 the intersection choose a constant singleton range if available.
9495 2016-09-30 Richard Biener <rguenther@suse.de>
9497 PR tree-optimization/77399
9498 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9499 float <-> int conversions.
9501 2016-09-30 Alan Modra <amodra@gmail.com>
9503 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9505 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9507 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9508 ext_level before calling CPUID with 0x80000008.
9509 Simplify xgetbv checks.
9511 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9513 * Makefile.in (OBJS): Add print-rtl-function.o.
9514 * print-rtl-function.c: New file.
9515 * print-rtl.h (print_rtx_function): New decl.
9517 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9520 * config/i386/cpuid.h (__get_cpuid_count): New.
9521 (__get_cpuid): Rename __level to __leaf.
9523 2016-09-29 Marek Polacek <polacek@redhat.com>
9525 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9527 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9530 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9531 result is only being compared with zero.
9533 2016-09-29 Marek Polacek <polacek@redhat.com>
9535 * dwarf2out.c (loc_descriptor): Add fall through comment.
9536 (add_const_value_attribute): Likewise.
9538 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9540 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9541 with "v6t2". Move "arch" attribute above "pool_range".
9542 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9544 (*thumb2_movhi_vfp): Likewise.
9545 (*arm_movhi_fp16): Likewise.
9546 (*thumb2_movhi_fp16): Likewise.
9547 (*arm_movsi_vfp): Remove "arch" attribute.
9548 (*thumb2_movsi_vfp): Likewise.
9550 2016-09-29 Martin Liska <mliska@suse.cz>
9552 * doc/extend.texi: Remove limitation of Objective C for
9553 __attribute__((constructor)) and __attribute__((destructor)).
9555 2016-09-29 Richard Biener <rguenther@suse.de>
9557 PR tree-optimization/77768
9558 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9559 Handle stores to readonly memory when removing redundant stores.
9561 2016-09-29 Richard Biener <rguenther@suse.de>
9564 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9565 X / -X -> -1 simplifications.
9567 2016-09-29 Richard Biener <rguenther@suse.de>
9570 * match.pd: Add max(a,-a) -> abs(a) pattern.
9571 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9572 HONOR_SIGNED_ZEROS types.
9574 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9576 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9577 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9579 2016-09-29 Richard Biener <rguenther@suse.de>
9581 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9582 writing to vr_const_varying.
9583 (vrp_initialize): Call it.
9584 (vrp_visit_stmt): Likewise.
9585 (evrp_dom_walker::before_dom_children): Likewise.
9587 2016-09-29 Richard Biener <rguenther@suse.de>
9589 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9590 constructors with vector elements.
9592 2016-09-29 Richard Biener <rguenther@suse.de>
9594 PR tree-optimization/77768
9595 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9596 with stores to a place we know has a constant value.
9598 2016-09-29 Alan Modra <amodra@gmail.com>
9600 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9601 * doc/invoke.texi: Document it.
9602 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9603 (rs6000_passes_float): Comment.
9604 (rs6000_passes_long_double): New static var.
9605 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9606 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9607 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9608 to include fp values returned in vectors.
9609 Set rs6000_passes_long_double.
9610 (rs6000_function_arg_advance_1): Likewise for function args.
9611 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9612 and SPE. Emit long double tag value too.
9613 (rs6000_opt_vars): Add gnu-attr.
9614 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9615 * configure: Regenerate.
9616 * config.in: Regenerate.
9618 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9620 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9622 (format_floating, format_string, format_directive,
9623 get_destination_size, pass_sprintf_length::handle_gimple_call):
9626 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9628 * gimple-ssa-sprintf.c: Fix comment formatting.
9629 (format_integer): Use is_gimple_assign.
9630 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9631 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9632 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9633 (pass_sprintf_length::execute): Use is_gimple_call.
9635 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9637 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9638 strchr, also try the generic folding.
9640 2016-09-28 Martin Sebor <msebor@redhat.com>
9643 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9646 2016-09-28 Martin Sebor <msebor@redhat.com>
9649 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9650 length modifier is not expected.
9651 (format_floating): Ignore l length modifier and fail gracefuly
9652 when it isn't one of the other expected ones.
9654 2016-09-28 Martin Sebor <msebor@redhat.com>
9657 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9659 2016-09-27 Richard Biener <rguenther@suse.de>
9661 * dwarf2out.c (cu_die_list): New global.
9662 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9663 main_comp_unit_die to cu_die_list if we created it.
9664 Move break_out_includes ...
9665 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9668 2016-09-28 Richard Biener <rguenther@suse.de>
9670 * dwarf2out.c (struct die_struct): Add removed flag.
9671 (lookup_type_die): If the DIE is marked as removed, clear
9672 TYPE_SYMTAB_DIE and return NULL.
9673 (lookup_decl_die): If the DIE is marked as removed, remove it
9674 from the hash and return NULL.
9675 (mark_removed): New helper.
9676 (prune_unused_types_prune): Call it for removed DIEs.
9677 (gen_subprogram_die): Move the premark_used_types call to after
9678 DIEs for the functions scopes are generated.
9679 (process_scope_var): Do not re-create pruned types or type decls.
9680 Make sure to also re-parent type decls.
9681 (dwarf2out_finish): Move unused type pruning and debug_types
9683 (dwarf2out_early_finish): ... here.
9685 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9687 * config/arc/arc-c.c: New file.
9688 * config/arc/arc-c.def: Likewise.
9689 * config/arc/t-arc: Likewise.
9690 * config.gcc: Include arc-c.o as c and cpp object.
9691 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9692 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9693 arc_cpu_cpp_builtins.
9695 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9697 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9698 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9700 2016-09-28 Nathan Sidwell <nathan@acm.org>
9702 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9705 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9707 PR tree-optimization/61056
9708 * gimple-fold.c (gimple_fold_builtin_strchr):
9709 New function to optimize strchr (s, 0) to strlen.
9710 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9712 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9714 PR tree-optimization/77724
9715 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9716 Add tree_fits_shwi_p check.
9718 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9720 * auto-inc-dec.c (try_merge): Remove break after return.
9721 * cselib.c (autoinc_split): Likewise.
9722 * explow.c (promote_mode): Likewise.
9723 * fixed-value.c (fixed_arithmetic): Likewise.
9724 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9725 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9726 * trans-mem.c (get_attrs_for): Likewise.
9727 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9728 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9729 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9730 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9731 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9732 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9733 * config/cris/cris.c (cris_op_str): Likewise.
9734 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9735 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9737 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9739 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9740 IFN_GOACC_REDUCTION_CODES): New.
9741 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9742 ifn_goacc_reduction_kind): Use them.
9743 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9744 of internal functions, when applicable.
9746 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9748 * config/mips/constraints.md (d): Fix documentation.
9749 * doc/md.texi (Machine Constraints): Update accordingly.
9751 2016-09-27 Richard Biener <rguenther@suse.de>
9753 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9754 cur_line_info_table initialization ...
9755 (dwarf2out_assembly_start): ... here.
9757 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9759 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9760 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9761 (*thumb2_movhi_vfp): Likewise.
9762 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9763 template. Expand predicable attribute to mark VMOV.F16 as not
9764 predicable. Add "arch" attribute.
9765 (*thumb2_movhi_fp16): Likewise.
9766 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9767 (*thumb2_movsi_vfp): Add "arch" attribute.
9769 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9771 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9774 2016-09-27 Marek Polacek <polacek@redhat.com>
9776 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9779 * config/c6x/c6x.h: Adjust fall through comment.
9780 * config/sh/sh.c (final_prescan_insn): Likewise.
9781 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9782 (visium_expand_fp_cstore): Likewise.
9784 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9786 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9787 expected by -Wimplicit-fallthrough.
9788 (thumb1_size_rtx_costs): Likewise.
9789 (thumb2_reorg): Likewise.
9790 (tls_mentioned_p): Add "Fall through" comment.
9791 (thumb2_reorg): Likewise.
9792 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9793 comment form expected by -Wimplicit-fallthrough.
9795 2016-09-27 Martin Liska <mliska@suse.cz>
9797 PR gcov-profile/46266
9798 * input.h (RESERVED_LOCATION_P): New macro.
9799 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9800 instread of comparison with UNKNOWN_LOCATION.
9802 2016-09-27 Richard Biener <rguenther@suse.de>
9804 PR tree-optimization/77745
9805 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9806 When removing redundant stores make sure to check compatibility
9807 of the TBAA state for downstream accesses.
9808 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9809 value-numbering virtual operands for store matches.
9811 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9814 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9815 movrt patterns. Match them before anything else in the SET case.
9817 2016-09-27 Martin Liska <mliska@suse.cz>
9819 PR gcov-profile/7970
9820 PR gcov-profile/16855
9821 PR gcov-profile/44779
9822 * coverage.c (build_gcov_exit_decl): New function.
9823 (coverage_obj_init): Call the function and generate __gcov_exit
9825 * doc/gcov.texi: Document when __gcov_exit function is called.
9827 2016-09-27 Marek Polacek <polacek@redhat.com>
9830 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9831 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9832 -Wno-error instead of -Wno-implicit-fallthrough.
9834 2016-09-27 Martin Liska <mliska@suse.cz>
9837 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9839 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9841 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9842 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9843 comments. Remove break after return.
9844 (ix86_fp_compare_code_to_integer, has_dispatch,
9845 ix86_simd_clone_usable): Remove break after return.
9847 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9849 PR rlt-optimization/77714
9850 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9853 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9856 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9857 extract_range_from_unary_expr to convert value_range.
9858 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9859 (extract_range_from_unary_expr): This.
9860 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9862 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9864 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9866 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9868 * config/i386/i386.c (ix86_print_operand)
9869 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9870 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9871 (epilogue_renumber): Likewise.
9873 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9876 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9877 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9879 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9881 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9882 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9883 is_mm_seq_cst, is_mm_sync): Move to ...
9884 * memmodel.h: This. New file.
9885 * builtins.c: Include memmodel.h.
9886 * optabs.c: Likewise.
9888 * config/aarch64/aarch64.c: Likewise.
9889 * config/alpha/alpha.c: Likewise.
9890 * config/arm/arm.c: Likewise.
9891 * config/i386/i386.c: Likewise.
9892 * config/ia64/ia64.c: Likewise.
9893 * config/mips/mips.c: Likewise.
9894 * config/rs6000/rs6000.c: Likewise.
9895 * config/sparc/sparc.c: Likewise.
9896 * genconditions.c: Include memmodel.h in generated file.
9897 * genemit.c: Likewise.
9898 * genoutput.c: Likewise.
9899 * genpeep.c: Likewise.
9900 * genpreds.c: Likewise.
9901 * genrecog.c: Likewise.
9903 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9905 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9906 "c" instead when parsing characters. Move operand parsing into...
9907 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9908 and tightening the scope of various locals.
9910 2016-09-26 Liu Hao <lh_mouse@126.com>
9912 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9914 2016-09-26 Marek Polacek <polacek@redhat.com>
9916 * system.h: Use __has_attribute to check whether the fallthrough
9917 attribute is supported.
9919 2016-09-26 Marek Polacek <polacek@redhat.com>
9921 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9922 gimple_call_internal_p.
9923 * ipa-split.c (find_return_bb): Likewise.
9924 (execute_split_functions): Likewise.
9925 * omp-low.c (dump_oacc_loop_part): Likewise.
9926 (oacc_loop_xform_head_tail): Likewise.
9927 * predict.c (predict_loops): Likewise.
9928 * sanopt.c (pass_sanopt::execute): Likewise.
9929 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9930 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9931 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9932 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9933 (expand_ifn_va_arg): Likewise.
9934 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9935 (optimize_mask_stores): Likewise.
9936 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9937 (vect_transform_stmt): Likewise.
9938 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9939 * tsan.c (instrument_memory_accesses): Likewise.
9941 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9942 Alexander Monakov <amonakov@ispras.ru>
9944 * regrename.c (rename_chains): Check
9945 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9946 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9947 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9949 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9951 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9952 (s390_sched_score): Likewise.
9954 2016-09-26 Martin Liska <mliska@suse.cz>
9956 * doc/gcov.texi: Update program output of gcov tool.
9958 2016-09-26 Martin Liska <mliska@suse.cz>
9960 PR gcov-profile/23332
9961 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9962 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9963 * value-prof.c (dump_histogram_value): Do not handle
9964 HIST_TYPE_CONST_DELTA.
9965 (stream_in_histogram_value): Likewise.
9966 (gimple_find_values_to_profile): Likewise.
9967 * value-prof.h (enum hist_type): Likewise.
9969 2016-09-26 Martin Liska <mliska@suse.cz>
9971 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9972 from default sanitize recover values.
9973 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9974 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9975 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9977 * opts.c (finish_options): Do a generic loop over options
9978 that can be recovered.
9979 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9981 (common_handle_option): Likewise.
9982 * opts.h: Declare can_recover to sanitizer_opts_s.
9984 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9986 * target.def(elf_flags_numeric): Change documentation to present tense.
9987 * doc/tm.texi: Regenerate.
9989 2016-09-26 Marek Polacek <polacek@redhat.com>
9992 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9993 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9994 -Wno-switch-fallthrough.
9995 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9996 (expand_builtin): Likewise.
9997 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9998 * convert.c (convert_to_real_1): Likewise.
9999 (convert_to_integer_1): Likewise.
10000 * final.c (output_alternate_entry_point): Likewise.
10001 * genattrtab.c (make_canonical): Likewise.
10002 (write_test_expr): Likewise.
10003 * genpreds.c (validate_exp): Likewise.
10004 * gimple-ssa-strength-reduction.c
10005 (find_candidates_dom_walker::before_dom_children): Likewise.
10006 * godump.c (go_format_type): Likewise.
10007 * reload1.c (elimination_effects): Likewise.
10008 * resource.c (mark_referenced_resources): Likewise.
10009 (mark_set_resources): Likewise.
10010 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10011 * varasm.c (output_addressed_constants): Likewise.
10013 2016-09-26 Marek Polacek <polacek@redhat.com>
10016 * common.opt (Wimplicit-fallthrough): New option.
10017 * doc/extend.texi: Document statement attributes and the fallthrough
10019 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10020 * gimple.h (gimple_call_internal_p): New function.
10021 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10022 (struct label_entry): New struct.
10023 (find_label_entry): New function.
10024 (case_label_p): New function.
10025 (collect_fallthrough_labels): New function.
10026 (last_stmt_in_scope): New function.
10027 (should_warn_for_implicit_fallthrough): New function.
10028 (warn_implicit_fallthrough_r): New function.
10029 (maybe_warn_implicit_fallthrough): New function.
10030 (expand_FALLTHROUGH_r): New function.
10031 (expand_FALLTHROUGH): New function.
10032 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10033 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10034 (gimplify_label_expr): New function.
10035 (gimplify_case_label_expr): Set location.
10036 (gimplify_expr): Call gimplify_label_expr.
10037 * internal-fn.c (expand_FALLTHROUGH): New function.
10038 * internal-fn.def (FALLTHROUGH): New internal function.
10039 * langhooks.c (lang_GNU_OBJC): New function.
10040 * langhooks.h (lang_GNU_OBJC): Declare.
10041 * system.h (gcc_fallthrough): Define.
10042 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10043 * tree.h (FALLTHROUGH_LABEL_P): Define.
10045 2016-09-26 Richard Biener <rguenther@suse.de>
10047 * dwarf2out.c (stripattributes): Remove unused function.
10048 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10049 Push dwarf_split_debug_info handling into init_sections_and_labels.
10050 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10051 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10052 (debug_macinfo_section_name): New global.
10053 (output_macinfo): Use debug_macinfo_section_name.
10054 (init_sections_and_labels): Split out section and label generation
10055 from dwarf2out_init. Set debug_macinfo_section_name.
10056 (dwarf2out_init): Move text section label generation and emission
10058 (dwarf2out_assembly_start): ... here.
10059 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10062 2016-09-26 Richard Biener <rguenther@suse.de>
10065 * cgraphunit.c (analyze_functions): Before early removing
10066 global vars calls the late_global_decl debug handler mark
10067 the variable as readonly.
10069 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10072 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10073 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10074 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10075 declare new overloads.
10076 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10079 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10081 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10082 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10084 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10086 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10087 * configure: Regenerate.
10089 2016-09-24 Marek Polacek <polacek@redhat.com>
10092 * doc/invoke.texi: Document -Wbool-operation.
10094 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10096 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10097 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10098 cmpmemsi pattern to do builtin expansion of memcmp ().
10099 (compute_current_alignment): Add helper function for
10100 expand_block_compare used to compute alignment as the compare proceeds.
10101 (select_block_compare_mode): Used by expand_block_compare to select
10102 the mode used for reading the next chunk of bytes in the compare.
10103 (do_load_for_compare): Used by expand_block_compare to emit the load
10104 insns for the compare.
10105 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10106 reference from expand_block_compare ().
10107 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10108 prototype for this function.
10109 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10110 target option for controlling how much code inline expansion of
10111 memcmp() will be allowed to generate.
10113 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10115 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10116 hook_bool_mode_false, hook_bool_mode_true,
10117 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10118 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10119 hook_bool_const_rtx_insn_const_rtx_insn_true,
10120 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10121 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10122 hook_bool_const_tree_hwi_hwi_const_tree_false,
10123 hook_bool_const_tree_hwi_hwi_const_tree_true,
10124 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10125 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10126 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10127 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10128 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10129 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10130 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10131 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10132 hook_bool_uintp_uintp_false,
10133 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10134 hook_rtx_tree_int_null, hook_uint_mode_0,
10135 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10136 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10137 hook_constcharptr_const_rtx_insn_null,
10138 hook_constcharptr_const_tree_const_tree_null,
10139 hook_constcharptr_int_const_tree_null,
10140 hook_constcharptr_int_const_tree_const_tree_null,
10141 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10142 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10143 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10145 * vec.h (vNULL): Extend comment to say = vNULL initialization
10146 isn't needed for static vars.
10148 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10149 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10150 = vNULL initialization of file scope vec.
10151 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10152 disabled_pass_uid_range_tab): Likewise.
10153 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10154 * tree-chkp-opt.c (check_infos): Likewise.
10155 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10157 * vec.h (vnull::operator vec): Add constexpr keyword for
10160 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10162 PR tree-optimization/77654
10163 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10164 to duplicate_ssa_name_ptr_info.
10166 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10168 PR preprocessor/77672
10169 * input.c (selftest::test_lexer_string_locations_simple): Update
10170 test to expect location information of the terminator character
10171 at the location of the final closing quote.
10172 (selftest::test_lexer_string_locations_hex): Likewise.
10173 (selftest::test_lexer_string_locations_oct): Likewise.
10174 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10175 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10176 (selftest::test_lexer_string_locations_ucn4): Likewise.
10177 (selftest::test_lexer_string_locations_ucn8): Likewise.
10178 (selftest::test_lexer_string_locations_u8): Likewise.
10179 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10180 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10181 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10182 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10183 (selftest::test_lexer_string_locations_macro): Likewise.
10184 (selftest::test_lexer_string_locations_long_line): Likewise.
10186 2016-09-23 Richard Biener <rguenther@suse.de>
10188 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10189 virtual definition to virtual use if the call devirtualizes
10190 to a const or pure function.
10191 (visit_use): Also visit calls we can devirtualize to a
10192 const or pure function.
10194 2016-09-23 Richard Biener <rguenther@suse.de>
10196 PR tree-optimization/77697
10197 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10198 signal error if we have sth ternary or unhandled.
10200 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10202 * config/arm/arm_neon.h (vabd_f16): New.
10236 (vcvt_f16_s16): New.
10237 (vcvt_f16_u16): New.
10238 (vcvt_s16_f16): New.
10239 (vcvt_u16_f16): New.
10240 (vcvtq_f16_s16): New.
10241 (vcvtq_f16_u16): New.
10242 (vcvtq_s16_f16): New.
10243 (vcvtq_u16_f16): New.
10244 (vcvta_s16_f16): New.
10245 (vcvta_u16_f16): New.
10246 (vcvtaq_s16_f16): New.
10247 (vcvtaq_u16_f16): New.
10248 (vcvtm_s16_f16): New.
10249 (vcvtm_u16_f16): New.
10250 (vcvtmq_s16_f16): New.
10251 (vcvtmq_u16_f16): New.
10252 (vcvtn_s16_f16): New.
10253 (vcvtn_u16_f16): New.
10254 (vcvtnq_s16_f16): New.
10255 (vcvtnq_u16_f16): New.
10256 (vcvtp_s16_f16): New.
10257 (vcvtp_u16_f16): New.
10258 (vcvtpq_s16_f16): New.
10259 (vcvtpq_u16_f16): New.
10260 (vcvt_n_f16_s16): New.
10261 (vcvt_n_f16_u16): New.
10262 (vcvtq_n_f16_s16): New.
10263 (vcvtq_n_f16_u16): New.
10264 (vcvt_n_s16_f16): New.
10265 (vcvt_n_u16_f16): New.
10266 (vcvtq_n_s16_f16): New.
10267 (vcvtq_n_u16_f16): New.
10275 (vmaxnmq_f16): New.
10279 (vminnmq_f16): New.
10281 (vmul_lane_f16): New.
10284 (vmulq_lane_f16): New.
10285 (vmulq_n_f16): New.
10292 (vrecpeq_f16): New.
10305 (vrsqrte_f16): New.
10306 (vrsqrteq_f16): New.
10308 (vrecpsq_f16): New.
10309 (vrsqrts_f16): New.
10310 (vrsqrtsq_f16): New.
10314 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10316 * config.gcc (extra_headers): Add arm_fp16.h
10317 * config/arm/arm_fp16.h: New.
10318 * config/arm/arm_neon.h: Include "arm_fp16.h".
10320 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10322 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10324 (vmulf): New (v8hf, v4hf variants).
10325 (vfma): New (v8hf, v4hf variants).
10326 (vfms): New (v8hf, v4hf variants).
10327 (vsub): New (v8hf, v4hf variants).
10328 (vcage): New (v8hf, v4hf variants).
10329 (vcagt): New (v8hf, v4hf variants).
10330 (vcale): New (v8hf, v4hf variants).
10331 (vcalt): New (v8hf, v4hf variants).
10332 (vceq): New (v8hf, v4hf variants).
10333 (vcgt): New (v8hf, v4hf variants).
10334 (vcge): New (v8hf, v4hf variants).
10335 (vcle): New (v8hf, v4hf variants).
10336 (vclt): New (v8hf, v4hf variants).
10337 (vceqz): New (v8hf, v4hf variants).
10338 (vcgez): New (v8hf, v4hf variants).
10339 (vcgtz): New (v8hf, v4hf variants).
10340 (vcltz): New (v8hf, v4hf variants).
10341 (vclez): New (v8hf, v4hf variants).
10342 (vabd): New (v8hf, v4hf variants).
10343 (vmaxf): New (v8hf, v4hf variants).
10344 (vmaxnm): New (v8hf, v4hf variants).
10345 (vminf): New (v8hf, v4hf variants).
10346 (vminnm): New (v8hf, v4hf variants).
10347 (vpmaxf): New (v4hf variant).
10348 (vpminf): New (v4hf variant).
10349 (vpadd): New (v4hf variant).
10350 (vrecps): New (v8hf, v4hf variants).
10351 (vrsqrts): New (v8hf, v4hf variants).
10352 (vabs): New (v8hf, v4hf variants).
10353 (vneg): New (v8hf, v4hf variants).
10354 (vrecpe): New (v8hf, v4hf variants).
10355 (vrnd): New (v8hf, v4hf variants).
10356 (vrnda): New (v8hf, v4hf variants).
10357 (vrndm): New (v8hf, v4hf variants).
10358 (vrndn): New (v8hf, v4hf variants).
10359 (vrndp): New (v8hf, v4hf variants).
10360 (vrndx): New (v8hf, v4hf variants).
10361 (vrsqrte): New (v8hf, v4hf variants).
10362 (vmul_lane): Add v4hf and v8hf variants.
10363 (vmul_n): Add v4hf and v8hf variants.
10364 (vext): New (v8hf, v4hf variants).
10365 (vcvts): New (v8hi, v4hi variants).
10366 (vcvts): New (v8hf, v4hf variants).
10367 (vcvtu): New (v8hi, v4hi variants).
10368 (vcvtu): New (v8hf, v4hf variants).
10369 (vcvts_n): New (v8hf, v4hf variants).
10370 (vcvtu_n): New (v8hi, v4hi variants).
10371 (vcvts_n): New (v8hi, v4hi variants).
10372 (vcvtu_n): New (v8hf, v4hf variants).
10373 (vbsl): New (v8hf, v4hf variants).
10374 (vcvtas): New (v8hf, v4hf variants).
10375 (vcvtau): New (v8hf, v4hf variants).
10376 (vcvtms): New (v8hf, v4hf variants).
10377 (vcvtmu): New (v8hf, v4hf variants).
10378 (vcvtns): New (v8hf, v4hf variants).
10379 (vcvtnu): New (v8hf, v4hf variants).
10380 (vcvtps): New (v8hf, v4hf variants).
10381 (vcvtpu): New (v8hf, v4hf variants).
10383 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10385 * config/arm/arm-builtins.c (hf_UP): New.
10387 (vfp_builtin_data): New. Update comment.
10388 (enum arm_builtins): Include "arm_vfp_builtins.def".
10389 (ARM_BUILTIN_VFP_PATTERN_START): New.
10390 (arm_init_vfp_builtins): New.
10391 (arm_init_builtins): Add arm_init_vfp_builtins.
10392 (arm_expand_vfp_builtin): New.
10393 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10395 * config/arm/arm_vfp_builtins.def: New file.
10396 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10397 (arm-builtins.o): Likewise.
10399 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10402 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10403 from constant while creating value range.
10405 2016-09-23 Renlin Li <renlin.li@arm.com>
10407 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10408 (ira_init_once): Here.
10410 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10411 Jakub Jelinek <jakub@redhat.com>
10413 * hooks.h (hook_uint_uintp_false): Rename to...
10414 (hook_bool_uint_uintp_false): ... this.
10415 * hooks.c (hook_uint_uintp_false): Rename to...
10416 (hook_bool_uint_uintp_false): ... this.
10417 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10418 instead of hook_uint_uintp_false.
10420 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10422 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10423 (arm_init_builtins): Move body of a loop to the standalone
10424 function arm_init_neon_builtin.
10425 (arm_expand_neon_builtin_1): New. Update comment. Function body
10426 moved from arm_neon_builtin with some white-space fixes.
10427 (arm_expand_neon_builtin): Move code into the standalone function
10428 arm_expand_neon_builtin_1.
10430 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10432 * config/arm/iterators.md (VCVTHI): New.
10433 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10434 (NEON_VAGLTE): New.
10435 (VFM_LANE_AS): New.
10437 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10438 (V_HALF): Add V4HF. Fix white-space.
10439 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10440 (V_s_elem): Likewise.
10441 (V_sz_elem): Fix white-space.
10442 (V_elem_ch): Likewise.
10444 (scalar_mul_constraint): Add V8HF and V4HF.
10445 (Is_float_mode): Fix white-space.
10446 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10447 (q): Add HF. Fix white-space.
10450 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10451 (neon_vfm_lane_as): New.
10452 * config/arm/neon.md (add<mode>3_fp16): New.
10453 (sub<mode>3_fp16): New.
10454 (mul<mode>3add<mode>_neon): New.
10455 (fma<VH:mode>4_intrinsic): New.
10456 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10457 (fmsub<VH:mode>4_intrinsic): New.
10458 (<absneg_str><mode>2): New.
10459 (neon_v<absneg_str><mode>): New.
10460 (neon_v<fp16_rnd_str><mode>): New.
10461 (neon_vrsqrte<mode>): New.
10462 (neon_vpaddv4hf): New.
10463 (neon_vadd<mode>): New.
10464 (neon_vsub<mode>): New.
10465 (neon_vmulf<mode>): New.
10466 (neon_vfma<VH:mode>): New.
10467 (neon_vfms<VH:mode>): New.
10468 (neon_vc<cmp_op><mode>): New.
10469 (neon_vc<cmp_op><mode>_fp16insn): New
10470 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10471 (neon_vca<cmp_op><mode>): New.
10472 (neon_vca<cmp_op><mode>_fp16insn): New.
10473 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10474 (neon_vc<cmp_op>z<mode>): New.
10475 (neon_vabd<mode>): New.
10476 (neon_v<maxmin>f<mode>): New.
10477 (neon_vp<maxmin>fv4hf: New.
10478 (neon_<fmaxmin_op><mode>): New.
10479 (neon_vrecps<mode>): New.
10480 (neon_vrsqrts<mode>): New.
10481 (neon_vrecpe<mode>): New (VH variant).
10482 (neon_vdup_lane<mode>_internal): New.
10483 (neon_vdup_lane<mode>): New.
10484 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10485 (neon_vcvt<sup><mode>): New (VH variant).
10486 (neon_vcvt<sup>_n<mode>): New (VH variant).
10487 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10488 (neon_vcvt<vcvth_op><sup><mode>): New.
10489 (neon_vmul_lane<mode>): New.
10490 (neon_vmul_n<mode>): New.
10491 * config/arm/unspecs.md (UNSPEC_VCALE): New
10492 (UNSPEC_VCALT): New.
10493 (UNSPEC_VFMA_LANE): New.
10494 (UNSPECS_VFMS_LANE): New.
10496 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10498 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10499 ("*extzv<mode><clobbercc_or_nocc>"):
10500 Correct a typo in a comment.
10502 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10503 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10504 ("*insv<mode>_zEC12_appendbitsleft")
10505 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10506 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10507 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10508 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10509 Provide pattern with operands switched.
10510 ("*pre_z10_extv<mode>"):
10511 Use new subst patterns.
10512 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10513 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10514 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10515 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10516 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10517 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10518 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10520 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10521 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10522 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10524 ("SINT"): New mode_iterator with SI, HI, QI.
10525 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10526 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10529 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10531 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10532 new interface of s390_contiguous_bitmask_p.
10533 ("contiguous_bitmask_nowrap_operand"): New predicate.
10534 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10535 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10536 of s390_contiguous_bitmask_p.
10537 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10538 ("NxxSw"): New constraint.
10539 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10540 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10542 (s390_contiguous_bitmask_nowrap_p): Export.
10543 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10544 former s390_contiguous_bitmask_p.
10545 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10546 detect contiguous bit ranges with wraparound. Change signature to
10547 return START and END position instead of POS and LENGTH.
10548 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10549 ranges with wraparound.
10550 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10551 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10552 Adapt to new signature of s390_contiguous_bitmask_p.
10554 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10556 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10557 (create_intersect_range_checks): New.
10558 (vect_create_cond_for_alias_checks): Call above function.
10560 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10562 * config/arm/iterators.md (Code iterators): Fix some white-space
10566 (FCVT): Moved from vfp.md.
10567 (VCVT_HF_US_N): New.
10568 (VCVT_SI_US_N): New.
10573 (FCVTI32typename): Moved from vfp.md.
10574 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10575 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10576 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10577 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10578 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10580 (fp16_rnd_str): New.
10581 (fp16_rnd_insn): New.
10582 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10583 (UNSPEC_VCVT_HF_U_N): New.
10584 (UNSPEC_VCVT_SI_S_N): New.
10585 (UNSPEC_VCVT_SI_U_N): New.
10586 (UNSPEC_VCVTH_S): New.
10587 (UNSPEC_VCVTH_U): New.
10588 (UNSPEC_VCVTA_S): New.
10589 (UNSPEC_VCVTA_U): New.
10590 (UNSPEC_VCVTM_S): New.
10591 (UNSPEC_VCVTM_U): New.
10592 (UNSPEC_VCVTN_S): New.
10593 (UNSPEC_VCVTN_U): New.
10594 (UNSPEC_VCVTP_S): New.
10595 (UNSPEC_VCVTP_U): New.
10596 (UNSPEC_VCVTP_S): New.
10597 (UNSPEC_VCVTP_U): New.
10598 (UNSPEC_VRND): New.
10599 (UNSPEC_VRNDA): New.
10600 (UNSPEC_VRNDI): New.
10601 (UNSPEC_VRNDM): New.
10602 (UNSPEC_VRNDN): New.
10603 (UNSPEC_VRNDP): New.
10604 (UNSPEC_VRNDX): New.
10605 * config/arm/vfp.md (<absneg_str>hf2): New.
10606 (neon_vabshf): New.
10607 (neon_v<fp16_rnd_str>hf): New.
10608 (neon_vrndihf): New.
10613 (*mulsf3neghf_vfp): New.
10614 (*negmulhf3_vfp): New.
10615 (*mulsf3addhf_vfp): New.
10616 (*mulhf3subhf_vfp): New.
10617 (*mulhf3neghfaddhf_vfp): New.
10618 (*mulhf3neghfsubhf_vfp): New.
10620 (neon_vfmahf): New.
10621 (fmsubhf4_fp16): New.
10622 (neon_vfmshf): New.
10625 (neon_vsqrthf): New.
10626 (neon_vrsqrtshf): New.
10627 (FCVT): Move to iterators.md.
10628 (FCVTI32typename): Likewise.
10629 (neon_vcvth<sup>hf): New.
10630 (neon_vcvth<sup>si): New.
10631 (neon_vcvth<sup>_nhf_unspec): New.
10632 (neon_vcvth<sup>_nhf): New.
10633 (neon_vcvth<sup>_nsi_unspec): New.
10634 (neon_vcvth<sup>_nsi): New.
10635 (neon_vcvt<vcvth_op>h<sup>si): New.
10636 (neon_<fmaxmin_op>hf): New.
10638 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10640 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10641 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10642 ("*insv<mode>_zEC12_appendbitsleft")
10643 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10644 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10646 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10648 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10649 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10650 construct values without normalization.
10651 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10652 static local lhs_ops to vNULL.
10654 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10655 Jiong Wang <jiong.wang@arm.com>
10657 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10658 available when FP16 instructions are available.
10659 (output_move_vfp): Add support for 16-bit data moves.
10660 (arm_validize_comparison): Fix some white-space. Support HFmode
10661 by conversion to SFmode.
10662 * config/arm/arm.md (truncdfhf2): Fix a comment.
10663 (extendhfdf2): Likewise.
10665 (movsicc): Fix some white-space.
10667 (movsfcc): Fix some white-space.
10669 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10670 instructions are available.
10671 (*thumb2_movhi_vfp): Likewise.
10672 (*arm_movhi_fp16): New.
10673 (*thumb2_movhi_fp16): New.
10674 (*movhf_vfp_fp16): New.
10675 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10676 (*movhf_vfp): Likewise.
10677 (extendhfsf2): Enable when VFP FP16 instructions are available.
10678 (truncsfhf2): Enable when VFP FP16 instructions are available.
10680 2016-09-23 Martin Liska <mliska@suse.cz>
10682 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10684 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10686 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10688 (arm_evpc_neon_vtrn): Likewise.
10689 (arm_evpc_neon_vrev): Likewise.
10690 (arm_evpc_neon_vext): Likewise.
10691 * config/arm/arm_neon.h (vbsl_f16): New.
10694 (vdupq_n_f16): New.
10695 (vdup_lane_f16): New.
10696 (vdupq_lane_f16): New.
10700 (vmovq_n_f16): New.
10702 (vrev64q_f16): New.
10709 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10710 (vdup_lane): New (v8hf, v4hf variants).
10711 (vext): New (v8hf, v4hf variants).
10712 (vbsl): New (v8hf, v4hf variants).
10713 * config/arm/iterators.md (VDQWH): New.
10715 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10716 (Scalar_mul_8_16): Fix white-space.
10717 (Is_d_reg): Add V4HF and V8HF.
10718 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10719 (neon_vdup_lane<mode>): New.
10720 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10721 (*neon_vtrn<mode>_insn): Likewise.
10722 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10723 (*neon_vzip<mode>_insn): Likewise
10724 (neon_vuzp<mode>_internal): Likewise.
10725 (*neon_vuzp<mode>_insn): Likewise
10726 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10728 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10729 Matthew Wahab <matthew.wahab@arm.com>
10731 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10732 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10733 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10734 available. Also fix some white-space.
10735 * config/arm/vfp.md (*arm_movhi_vfp): New.
10736 (*thumb2_movhi_vfp): New.
10738 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10740 * config/arm/arm-c.c (arm_cpu_builtins): Define
10741 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10742 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10744 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10746 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10747 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10748 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10749 arm_v8_2a_fp16_neon_hw.
10750 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10753 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10755 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10756 arm_fp16_alternative_ok and arm_fp16_none_ok.
10758 2016-09-23 Martin Liska <mliska@suse.cz>
10760 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10762 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10764 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10765 ("armv8.2-a"): New.
10766 ("armv8.2-a+fp16"): New.
10767 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10768 (FL2_FP16INST): New.
10769 (FL2_FOR_ARCH8_2A): New.
10770 * config/arm/arm-tables.opt: Regenerate.
10771 * config/arm/arm.c (arm_arch8_2): New.
10772 (arm_fp16_inst): New.
10773 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10774 for incompatible fp16-format settings.
10775 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10776 (TARGET_NEON_FP16INST): New.
10777 (arm_arch8_2): Declare.
10778 (arm_fp16_inst): Declare.
10779 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10780 march=armv8.2-a and march=armv8.2-a+fp16.
10781 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10782 and armv8.2-a+fp16.
10783 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10784 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10786 2016-09-23 Martin Liska <mliska@suse.cz>
10788 * doc/extend.texi: Remove fused-madd from i386 target options.
10790 2016-09-23 Martin Liska <mliska@suse.cz>
10792 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10795 2016-09-23 Martin Liska <mliska@suse.cz>
10797 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10800 2016-09-23 Martin Liska <mliska@suse.cz>
10803 * config/i386/i386.c (ix86_option_override_internal): Change
10804 signature and return false when there's an error related to
10806 (release_options_strings): New function.
10807 (ix86_valid_target_attribute_tree): Call the function.
10809 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10811 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10812 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10813 (gen_hsa_ctor_assignment): Likewise.
10814 * print-tree.c (print_node): Likewise.
10815 * tree-dump.c (dequeue_and_dump): Likewise.
10816 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10817 * expr.c (store_constructor): Likewise.
10818 * fold-const.c (operand_equal_p): Likewise.
10819 * tree-pretty-print.c (dump_generic_node): Likewise.
10820 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10821 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10823 2016-09-23 Richard Biener <rguenther@suse.de>
10825 * hooks.h (hook_uint_uintp_false): Declare.
10827 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10829 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10830 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10832 2016-09-22 Martin Sebor <msebor@redhat.com>
10835 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10836 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10837 (target_int_min): Correct computation.
10838 (format_integer): Use long long as the argument for the ll length
10840 (format_floating): Use target_int_max().
10841 (get_string_length): Same.
10842 (format_string): Avoid setting the bounded flag for strings
10844 (try_substitute_return_value): Avoid setting range info when
10845 the result isn't bounded.
10846 * varasm.c (assemble_name): Increase buffer size.
10848 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10849 Terry Guo <terry.guo@arm.com>
10851 * target.def (elf_flags_numeric): New target hook.
10852 * targhooks.h (default_asm_elf_flags_numeric): New.
10853 * varasm.c (default_asm_elf_flags_numeric): New.
10854 (default_elf_asm_named_section): Use new target hook.
10855 * config/arm/arm.opt (mpure-code): New.
10856 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10857 * config/arm/arm.c (arm_asm_init_sections): Add section
10858 attribute to default text section if -mpure-code.
10859 (arm_option_check_internal): Diagnose use of option with
10860 non supported targets and/or options.
10861 (arm_asm_elf_flags_numeric): New.
10862 (arm_function_section): New.
10863 (arm_elf_section_type_flags): New.
10864 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10866 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10867 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10869 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10871 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10873 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10875 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10876 * rtl.h: Adjust prototype.
10878 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10880 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10881 (prev_active_insn): Likewise.
10882 (active_insn_p): Likewise.
10883 * rtl.h: Adjust prototypes.
10884 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10885 * config/arc/arc.md: Likewise.
10886 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10887 (branch_needs_nop_p): Likewise.
10888 (use_skip_p): Likewise.
10889 * config/sh/sh.c (gen_block_redirect): Likewise.
10890 (split_branches): Likewise.
10891 * reorg.c (optimize_skip): Likewise.
10892 (fill_simple_delay_slots): Likewise.
10893 (fill_slots_from_thread): Likewise.
10894 (relax_delay_slots): Likewise.
10895 * resource.c (mark_target_live_regs): Likewise.
10897 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10899 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10900 type to rtx_insn *.
10901 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10902 (prev_nonnote_nondebug_insn): Likewise.
10903 * config/cris/cris-protos.h: Adjust prototype.
10905 * jump.c (rtx_renumbered_equal_p): Adjust.
10907 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10909 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10910 * rtl.h: Adjust prototype.
10911 * config/sh/sh.md: Adjust.
10912 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10914 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10916 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10917 (prev_nondebug_insn): Likewise.
10918 * loop-doloop.c (doloop_condition_get): Likewise.
10919 * rtl.h: Adjust prototype.
10920 * cfgloop.h: Likewise.
10922 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10924 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10925 (prev_nonnote_insn): Likewise.
10926 * jump.c (reversed_comparison_code_parts): Likewise.
10927 (reversed_comparison): Likewise.
10928 * rtl.h: Adjust prototypes.
10929 * config/arc/arc.md: Adjust.
10930 * cse.c (find_comparison_args): Likewise.
10931 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10932 (fix_reg_dead_note): Change argument type to rtx_insn *.
10933 (delete_prior_computation): Likewise.
10934 (delete_computation): Likewise.
10935 (fill_slots_from_thread): Adjust.
10936 (relax_delay_slots): Likewise.
10937 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10938 (simplify_relational_operation_1): Likewise.
10939 (simplify_ternary_operation): Likewise.
10941 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10943 * config/arc/arc-protos.h (arc_label_align): Change type of
10944 variables from rtx to rtx_insn *.
10945 * config/arc/arc.c (arc_label_align): Likewise.
10946 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10947 * config/bfin/bfin.c (workaround_speculation): Likewise.
10948 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10949 (find_last_same_clock): Likewise.
10950 (reorg_split_calls): Likewise.
10951 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10952 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10953 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10954 (same_cmp_following_p): Likewise.
10955 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10956 (same_cmp_following_p): Likwise.
10957 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10958 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10959 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10960 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10961 (rl78_alloc_physical_registers_cmp): Likewise.
10962 (rl78_alloc_physical_registers_umul): Likewise.
10963 (rl78_calculate_death_notes): Likewise.
10964 * config/s390/s390-protos.h (s390_label_align): Likewise.
10965 * config/s390/s390.c (s390_label_align): Likewise.
10966 * config/sh/sh.c (barrier_align): Likewise.
10967 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10968 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10969 (emit_cbcond_nop): Likewise.
10971 2016-09-22 Martin Liska <mliska@suse.cz>
10974 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10975 alias address matters, not necessarily address of original.
10977 2016-09-22 Richard Biener <rguenther@suse.de>
10979 PR middle-end/77697
10980 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10983 2016-09-22 Richard Biener <rguenther@suse.de>
10985 PR middle-end/77677
10986 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10987 from constant folding results.
10988 (gimple_resimplify2): Likewise.
10989 (gimple_resimplify3): Likewise.
10991 2016-09-22 Richard Biener <rguenther@suse.de>
10993 PR middle-end/77678
10994 * expr.c (expand_expr_real_1): Guard array access against negative
10997 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10999 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11001 (format_floating): Likewise.
11003 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11006 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11007 for all IFN_GOMP_SIMD_* internal fns, not just for
11008 IFN_GOMP_SIMD_ORDERED_*.
11010 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11013 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11014 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11015 instructions when you want to invert the test.
11016 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11017 correct order for XXSEL.
11018 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11019 for using XSCMP{EQ,GT,GE}DP.
11021 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11023 * genconstants.c (main): Introduce noop_reader and convert call
11024 to read_md_files to a method call.
11025 * genenums.c (main): Likewise.
11026 * genmddeps.c (main): Likewise.
11027 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11028 rtx_reader_ptr->get_top_level_filename ().
11029 (write_tm_preds_h): Likewise.
11030 (write_insn_preds_c): Likewise.
11031 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11032 (rtx_handle_directive): Convert to...
11033 (gen_reader::handle_unknown_directive): ...this.
11034 (init_rtx_reader_args_cb): Convert return type from bool to
11035 rtx_reader *. Create a gen_reader instance, using it for the
11036 call to read_md_files. Return it if no errors occur.
11037 (init_rtx_reader_args): Convert return type from bool to
11039 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11040 (init_rtx_reader_args_cb): Likewise.
11041 * read-md.c (struct file_name_list): Move to class rtx_reader.
11042 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11043 (read_md_filename): Delete in favor of
11044 rtx_reader::m_read_md_filename.
11045 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11046 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11047 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11048 (first_dir_md_include): Delete in favor of
11049 rtx_reader::m_first_dir_md_include.
11050 (last_dir_md_include_ptr): Delete in favor of
11051 rtx_reader::m_last_dir_md_include_ptr.
11052 (max_include_len): Delete.
11053 (rtx_reader_ptr): New.
11054 (fatal_with_file_and_line): Use get_filename and get_lineno
11055 accessors of rtx_reader_ptr.
11056 (require_char_ws): Likewise.
11057 (rtx_reader::read_char): New method, based on ::read_char.
11058 (rtx_reader::unread_char): New method, based on ::unread_char.
11059 (read_escape): Use get_filename and get_lineno accessors of
11061 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11062 (read_string): Use get_filename and get_lineno accessors of
11064 (rtx_reader::rtx_reader): New ctor.
11065 (rtx_reader::~rtx_reader): New dtor.
11066 (handle_include): Convert from a function to...
11067 (rtx_reader::handle_include): ...this method, converting
11068 handle_directive from a callback to a virtual function.
11069 (handle_file): Likewise, converting to...
11070 (rtx_reader::handle_file): ...this method.
11071 (handle_toplevel_file): Likewise, converting to...
11072 (rtx_reader::handle_toplevel_file): ...this method.
11073 (rtx_reader::get_current_location): New method.
11074 (parse_include): Convert from a function to...
11075 (rtx_reader::add_include_path): ...this method, dropping redundant
11076 update to unused max_include_len.
11077 (read_md_files): Convert from a function to...
11078 (rtx_reader::read_md_files): ...this method, converting
11079 handle_directive from a callback to a virtual function.
11080 (noop_reader::handle_unknown_directive): New method.
11081 * read-md.h (directive_handler_t): Delete this typedef.
11082 (in_fname): Delete.
11083 (read_md_file): Delete.
11084 (read_md_lineno): Delete.
11085 (read_md_filename): Delete.
11086 (class rtx_reader): New class.
11087 (rtx_reader_ptr): New decl.
11088 (class noop_reader): New subclass of rtx_reader.
11089 (read_char): Reimplement in terms of rtx_reader::read_char.
11090 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11091 (read_md_files): Delete.
11092 * read-rtl.c (read_rtx_code): Update for deletion of globals
11093 read_md_filename and read_md_lineno.
11095 2016-09-21 Jason Merrill <jason@redhat.com>
11097 * input.h (from_macro_definition_at): New.
11099 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11101 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11103 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11105 PR tree-optimization/77550
11106 * tree-vect-stmts.c (create_array_ref): Change parameters.
11107 (get_group_alias_ptr_type): New function.
11108 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11110 2016-09-21 Marek Polacek <polacek@redhat.com>
11112 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11113 Add falls through comment.
11115 2016-09-21 Richard Biener <rguenther@suse.de>
11117 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11118 (replace_child): Likewise.
11119 (remove_child_TAG): Adjust.
11120 (move_marked_base_types): Likewise.
11121 (prune_unused_types_prune): Clear die_sib of removed children.
11123 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11126 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11127 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11129 2016-09-21 Richard Biener <rguenther@suse.de>
11131 PR tree-optimization/77648
11132 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11134 (make_transitive_closure_constraints): Adjust comment.
11135 (make_any_offset_constraints): New function.
11136 (handle_rhs_call): Make sure to first expand a pointer to all
11137 subfields before transitively closing it.
11138 (handle_const_call): Likewise. Properly expand returned
11140 (handle_pure_call): Likewise.
11142 2016-09-21 Richard Biener <rguenther@suse.de>
11143 Jakub Jelinek <jakub@redhat.com>
11145 PR tree-optimization/77621
11146 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11147 group at non-vectorizable stmts.
11149 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11151 PR tree-optimization/72835
11152 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11153 (make_new_ssa_for_all_defs): Likewise.
11154 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11156 2016-09-20 Martin Sebor <msebor@redhat.com>
11158 PR middle-end/49905
11159 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11160 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11161 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11162 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11163 * config/sol2.c (solaris_printf_pointer_format): New function.
11164 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11166 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11167 * doc/tm.texi: Regenerate.
11168 * gimple-fold.h (get_range_strlen): New function.
11169 (get_maxval_strlen): Declare existing function.
11170 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11171 maximum and minimum.
11172 (get_range_strlen): Define overload.
11173 (get_maxval_strlen): Adjust.
11174 * gimple-ssa-sprintf.c: New file and pass.
11175 * passes.def (pass_sprintf_length): Add new pass.
11176 * targhooks.h (default_printf_pointer_format): Declare new function.
11177 (gnu_libc_printf_pointer_format): Same.
11178 (solaris_libc_printf_pointer_format): Same.
11179 * targhooks.c (default_printf_pointer_format): Define new function.
11180 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11181 * print-tree.c: Increase buffer size.
11183 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11185 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11187 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11189 * common.opt: New option -fipa-vrp.
11190 * ipa-cp.c (ipa_get_vr_lat): New.
11191 (ipcp_vr_lattice::print): Likewise.
11192 (print_all_lattices): Call ipcp_vr_lattice::print.
11193 (ipcp_vr_lattice::meet_with): New.
11194 (ipcp_vr_lattice::meet_with_1): Likewise.
11195 (ipcp_vr_lattice::top_p): Likewise.
11196 (ipcp_vr_lattice::bottom_p): Likewsie.
11197 (ipcp_vr_lattice::set_to_bottom): Likewise.
11198 (set_all_contains_variable): Call VR set_to_bottom.
11199 (initialize_node_lattices): Init VR lattices.
11200 (propagate_vr_accross_jump_function): New.
11201 (propagate_constants_accross_call): Call
11202 propagate_vr_accross_jump_function.
11203 (ipcp_store_vr_results): New.
11204 (ipcp_driver): Handle VR.
11205 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11206 (ipa_set_jf_unknown): Likewise.
11207 (ipa_compute_jump_functions_for_edge): Likewise.
11208 (ipa_node_params_t::duplicate): Likewise.
11209 (ipa_write_jump_function): Likewise.
11210 (ipa_read_jump_function): Likewise.
11211 (write_ipcp_transformation_info): Likewise.
11212 (read_ipcp_transformation_info): Likewise.
11213 (ipcp_update_vr): New.
11214 (ipcp_transform_function): Handle VR.
11215 * ipa-prop.h (struct ipa_vr): New.
11216 * cgraph.c: Include tree-vrp.h.
11217 * cgraphunit.c: Likewise.
11218 * ipa-utils.c: Likewise.
11220 * opts.c: Likewise.
11221 * toplev.c: Likewise.
11222 * ipa-devirt.c: Likewise.
11223 * ipa-inline-transform.c: Likewise.
11224 * ipa-inline.c: Likewise.
11225 * ipa-profile.c: Likewise.
11227 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11229 * doc/invoke.texi: Document -fdump-tree-evrp.
11230 * passes.def: Define new pass_early_vrp.
11231 * timevar.def: Define new TV_TREE_EARLY_VRP.
11232 * tree-pass.h (make_pass_early_vrp): New.
11233 * tree-ssa-propagate.c: Make replace_uses_in non static.
11234 * tree-ssa-propagate.h: Export replace_uses_in.
11235 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11236 (extract_range_from_assert): Factor out
11237 extract_range_for_var_from_comparison_expr.
11238 (vrp_initialize_lattice): New.
11239 (vrp_initialize): Factor out vrp_initialize_lattice.
11240 (vrp_valueize): Fix it to reject complex value ranges.
11241 (vrp_free_lattice): New.
11242 (evrp_dom_walker::before_dom_children): Likewise.
11243 (evrp_dom_walker::after_dom_children): Likewise.
11244 (evrp_dom_walker::push_value_range): Likewise.
11245 (evrp_dom_walker::pop_value_range): Likewise.
11246 (execute_early_vrp): Likewise.
11247 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11248 (make_pass_early_vrp): New.
11250 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11253 instead of exact_log2.
11255 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11258 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11259 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11260 (ix86_add_stmt_cost): Penalize DFmode vector operations
11261 for !TARGET_VECTORIZE_DOUBLE.
11263 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11265 * doc/invoke.texi (Warning Options): Simplify language.
11266 (Optimize Options): Complete sentence.
11268 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11270 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11273 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11276 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11277 inits on power8 and above, use the VMRGEW instruction instead of a
11280 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11281 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11284 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11286 * config/aarch64/arm_neon.h
11287 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11288 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11289 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11291 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11293 * config/var/vax.h (ELIMINABLE_REGS): Define.
11294 (INITIAL_ELIMINATION_OFFSET): Define.
11296 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11298 PR middle-end/77624
11299 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11300 cast to void * if the cast is from some other pointer type.
11302 2016-09-20 Richard Biener <rguenther@suse.de>
11304 PR tree-optimization/77646
11305 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11308 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11310 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11311 attributes to all inlined functions and make them extern.
11313 2016-09-20 Richard Biener <rguenther@suse.de>
11315 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11317 * debug.c (do_nothing_debug_hooks): Adjust.
11318 * dbxout.c (dbx_debug_hooks): Likewise.
11319 * sdbout.c (sdb_debug_hooks): Likewise.
11320 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11321 (dwarf2out_finish): Move producer, filename and
11322 path annotation ...
11323 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11324 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11326 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11329 * doc/invoke.texi: Document -Wint-in-bool-context.
11331 PR middle-end/77421
11332 * dwarf2out.c (output_loc_operands): Fix an assertion.
11334 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11336 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11337 (CR_DECIMAL_DIG): New macro.
11339 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11341 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11344 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11346 PR rtl-optimization/77416
11347 * lra-remat.c (operand_to_remat): Process hard coded insn
11350 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11352 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11353 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11355 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11357 * target.def (lra_p): Wordsmithing.
11358 * doc/tm.texi: Regenerate.
11360 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11361 Jan Hubicka <jh@suse.cz>
11364 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11365 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11366 Call ultimate_alias_target just once, not up to 4 times.
11368 2016-09-19 Richard Biener <rguenther@suse.de>
11370 * dwarf2out.c (early_dwarf_finished): New global.
11371 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11373 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11374 if called from LTO exit early.
11375 (dwarf2out_late_global_decl): When being during the early
11376 debug phase do not add locations but only const value attributes.
11377 Adjust the way we generate early DIEs for LTO.
11379 2016-09-19 Richard Biener <rguenther@suse.de>
11381 PR middle-end/77605
11382 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11383 proper niter to bound the loops.
11385 2016-09-19 Richard Biener <rguenther@suse.de>
11387 PR tree-optimization/77514
11388 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11389 search for folded stmt.
11391 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11393 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11394 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11395 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11396 fsm_find_thread_path, profitable_jump_thread_path,
11397 fsm_find_control_statement_thread_paths,
11398 find_jump_threads_backwards): Add speed_p parameter.
11399 (pass_data_early_thread_jumps): New pass.
11400 (make_pass_early_thread_jumps): New function.
11402 2016-09-17 Andreas Schwab <schwab@suse.de>
11404 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11405 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11407 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11409 * recog.c (rest_of_handle_split_after_reload): Delete.
11410 (pass_split_after_reload::gate): New method.
11411 (pass_split_after_reload::execute): Call split_all_insns directly.
11413 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11415 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11416 parameters for functions taking long long arguments.
11418 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11421 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11422 splat with truncate.
11424 2016-09-16 Jason Merrill <jason@redhat.com>
11426 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11428 * hwint.c (exact_log2): Use pow2p_hwi.
11429 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11430 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11431 * builtins.c (get_object_alignment_2, get_object_alignment)
11432 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11434 * calls.c (compute_argument_addresses, store_one_arg): Use
11436 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11437 * combine.c (force_to_mode): Use least_bit_hwi.
11438 (contains_muldiv, find_split_point, combine_simplify_rtx)
11439 (simplify_if_then_else, simplify_set, force_to_mode)
11440 (if_then_else_cond, simplify_and_const_int_1)
11441 (simplify_compare_const): Use pow2p_hwi.
11442 * cse.c (fold_rtx): Use pow2p_hwi.
11443 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11445 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11446 (init_expmed_one_conv): Use pow2p_hwi.
11447 * expr.c (is_aligning_offset): Use pow2p_hwi.
11448 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11449 (fold_binary_loc): Use pow2p_hwi.
11450 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11451 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11452 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11453 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11455 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11456 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11457 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11458 * omp-low.c (oacc_loop_fixed_partitions)
11459 (oacc_loop_auto_partitions): Use least_bit_hwi.
11460 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11461 * stor-layout.c (place_field): Use least_bit_hwi.
11462 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11463 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11464 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11465 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11466 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11467 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11468 (vect_grouped_store_supported, vect_grouped_load_supported)
11469 (vect_permute_load_chain, vect_shift_permute_load_chain)
11470 (vect_transform_grouped_load): Use pow2p_hwi.
11471 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11472 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11473 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11475 * tsan.c (instrument_expr): Use least_bit_hwi.
11476 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11478 2016-09-16 Andreas Schwab <schwab@suse.de>
11480 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11481 OFFSET, not offset.
11482 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11484 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11487 * combine.c (rest_of_handle_combine): If any edges have been purged,
11488 free dominators if available.
11490 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11491 Eric Botcazou <ebotcazou@adacore.com>
11493 PR middle-end/77594
11494 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11495 through into expand_addsub_overflow after expand_neg_overflow.
11497 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11499 * diagnostic-show-locus.c
11500 (selftest::test_fixit_insert_containing_newline): New function.
11501 (selftest::test_fixit_replace_containing_newline): New function.
11502 (selftest::diagnostic_show_locus_c_tests): Call the above.
11504 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11506 PR tree-optimization/77503
11507 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11508 code for CONST_COND_REDUCTION at analysis stage and use it at
11510 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11511 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11512 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11515 2016-09-15 Richard Biener <rguenther@suse.de>
11517 PR middle-end/77544
11518 * fold-const.c (split_tree): Do not split constant ~X.
11520 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11522 PR rtl-optimization/77425
11523 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11526 PR middle-end/77475
11527 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11528 use %qs instead of %s where desirable, use argument instead of arg in
11529 the diagnostic wording, add list of supported strategies and
11531 (ix86_option_override_internal): Emit target("m...") instead of
11532 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11533 -march/-mtune option diagnostic. Add list of supported arches/tunings
11534 and spellcheck hint. Remove prefix, suffix and sw variables, use
11535 main_args_p ? "..." : "..." in diagnostics to make translation
11538 2016-09-15 Richard Biener <rguenther@suse.de>
11540 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11541 extra offset argument.
11542 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11543 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11544 to reflect new offset parameter.
11545 * doc/tm.texi: Regenerate.
11546 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11547 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11549 (darwin_asm_output_dwarf_offset): Likewise.
11550 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11552 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11553 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11554 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11556 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11559 * ipa-icf.c (set_alias_uids): New function.
11560 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11561 all the merged variable's referring aliases.
11563 2016-09-15 Richard Biener <rguenther@suse.de>
11565 PR tree-optimization/77514
11566 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11567 only forced_stmts sequence.
11569 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11571 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11572 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11573 FOR_EACH_SSA_NAME to iterate over SSA variables.
11574 (pass_expand::execute): Likewise.
11575 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11576 * tree-cfg.c (dump_function_to_file): Likewise.
11577 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11578 (update_ssa): Likewise.
11579 * tree-ssa-alias.c (dump_alias_info): Likewise.
11580 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11581 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11582 (create_outofssa_var_map): Likewise.
11583 (coalesce_ssa_name): Likewise.
11584 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11585 * tree-ssa-pre.c (compute_avail): Likewise.
11586 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11587 (scc_vn_restore_ssa_info): Likewise.
11588 (free_scc_vn): Likwise.
11589 (run_scc_vn): Likewise.
11590 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11591 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11592 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11593 * tree-ssa.c (verify_ssa): Likewise.
11595 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11597 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11598 and mips64r2 as default 32-bit and 64-bit architectures.
11599 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11600 as default 32-bit and 64-bit architectures.
11602 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11604 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11607 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11609 * target.def (lra_p): Change commentary (for the manual) for the
11611 * doc/tm.texi: Regenerate.
11613 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11615 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11616 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11617 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11618 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11620 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11622 * targhooks.c (default_lra_p): Return true instead of false.
11624 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11626 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11627 hook_bool_void_false.
11628 * config/avr/avr.c: Ditto.
11629 * config/bfin/bfin.c: Ditto.
11630 * config/c6x/c6x.c: Ditto.
11631 * config/cr16/cr16.c: Ditto.
11632 * config/cris/cris.c: Ditto.
11633 * config/epiphany/epiphany.c: Ditto.
11634 * config/fr30/fr30.c: Ditto.
11635 * config/frv/frv.c: Ditto.
11636 * config/h8300/h8300.c: Ditto.
11637 * config/ia64/ia64.c: Ditto.
11638 * config/iq2000/iq2000.c: Ditto.
11639 * config/lm32/lm32.c: Ditto.
11640 * config/m32c/m32c.c: Ditto.
11641 * config/m32r/m32r.c: Ditto.
11642 * config/m68k/m68k.c: Ditto.
11643 * config/mcore/mcore.c: Ditto.
11644 * config/microblaze/microblaze.c: Ditto.
11645 * config/mmix/mmix.c: Ditto.
11646 * config/mn10300/mn10300.c: Ditto.
11647 * config/moxie/moxie.c: Ditto.
11648 * config/msp430/msp430.c: Ditto.
11649 * config/nios2/nios2.c: Ditto.
11650 * config/nvptx/nvptx.c: Ditto.
11651 * config/pa/pa.c: Ditto.
11652 * config/pdp11/pdp11.c: Ditto.
11653 * config/rl78/rl78.c: Ditto.
11654 * config/sparc/sparc.c: Ditto.
11655 * config/spu/spu.c: Ditto.
11656 * config/stormy16/stormy16.c: Ditto.
11657 * config/tilegx/tilegx.c: Ditto.
11658 * config/tilepro/tilepro.c: Ditto.
11659 * config/v850/v850.c: Ditto.
11660 * config/vax/vax.c: Ditto.
11661 * config/visium/visium.c: Ditto.
11662 * config/xtensa/xtensa.c: Ditto.
11664 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11667 * tsan.c: Include target.h.
11668 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11669 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11670 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11671 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11672 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11674 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11675 Martin Liska <mliska@suse.cz>
11677 PR middle-end/77574
11678 * predict.c (force_edge_cold): Add braces to a condition.
11680 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11682 PR rtl-optimization/77289
11683 * lra-constraints.c (get_final_hard_regno): Removed.
11684 (get_hard_regno): Add new parameter final_p.
11685 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11686 (operands_match_p): Adjust call to get_hard_regno.
11687 (uses_hard_regs_p): Likewise.
11688 (process_alt_operands): Likewise.
11690 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11693 * config/msp430/msp430.c (msp430_start_function): Emit an error
11694 if a function is both weak and specifies an interrupt number.
11696 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11698 PR tree-optimization/77454
11699 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11700 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11703 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11705 * config/aarch64/aarch64-builtins.c
11706 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11708 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11710 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11711 SFmode and SCmode arguments by reference.
11713 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11715 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11717 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11718 for renaming of add_fixit_insert to add_fixit_insert_before.
11719 (selftest::test_one_liner_fixit_insert_after): New function.
11720 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11721 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11722 (selftest::test_one_liner_many_fixits): Likewise.
11723 (selftest::test_diagnostic_show_locus_one_liner): Update for
11724 renaming, call new test function.
11725 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11726 renaming of add_fixit_insert to add_fixit_insert_before.
11727 (selftest::test_fixit_consolidation): Likewise.
11728 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11730 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11731 (selftest::test_applying_fixits_insert_before): ...this.
11732 (selftest::test_applying_fixits_insert): Update for renaming of
11733 add_fixit_insert to add_fixit_insert_before.
11734 (selftest::test_applying_fixits_insert_after): New function.
11735 (selftest::test_applying_fixits_insert_after_at_line_end): New
11737 (selftest::test_applying_fixits_insert_after_failure): New function.
11738 (selftest::test_applying_fixits_multiple): Update for renaming of
11739 add_fixit_insert to add_fixit_insert_before.
11740 (selftest::change_line): Likewise.
11741 (selftest::test_applying_fixits_unreadable_file): Likewise.
11742 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11743 (selftest::test_applying_fixits_column_validation): Likewise.
11744 (selftest::test_applying_fixits_column_validation): Likewise.
11745 (selftest::edit_context_c_tests): Update for renamed test function;
11746 call new test functions.
11748 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11750 PR tree-optimization/77536
11751 PR rtl-optimization/68212
11752 * config/rs6000/rs6000.md (div->recip splitter): Remove
11753 optimize_insn_for_speed_p condition.
11755 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11757 * optabs.c (prepare_cmp_insn): Update documentation comment.
11759 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11760 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11762 PR middle-end/77475
11763 * opts.h (candidates_list_and_hint): Declare.
11764 * opts-common.c (candidates_list_and_hint): New function.
11765 (cmdline_handle_error): Use it.
11767 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11769 * edit-context.c (edited_line::get_len): New accessor.
11770 (edited_file::print_diff): Split out hunk-printing into...
11771 (edited_file::print_diff_hunk): New method.
11772 (edited_file::print_diff_line): New method.
11774 2016-09-12 Andrew Pinski <apinski@cavium.com>
11776 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11778 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11779 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11780 (aarch64_operands_ok_for_ldpstp): Return false if
11781 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11782 was SImode and the alignment is less than 8 byte.
11783 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11785 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11788 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11790 2016-09-12 Marek Polacek <polacek@redhat.com>
11792 * doc/extend.texi: Use lowercase "boolean".
11793 * doc/invoke.texi: Likewise.
11794 * doc/md.texi: Likewise.
11795 * target.def: Likewise.
11796 * doc/tm.texi: Regenerated.
11798 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11800 PR middle-end/77426
11801 * expmed.c (synth_mult): Delete duplicate mode check.
11803 2016-09-10 Tom de Vries <tom@codesourcery.com>
11806 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11808 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11809 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11811 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11813 PR rtl-optimization/77289
11814 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11815 register numbers. Remove support for subregs.
11816 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11817 (get_reg_class): Delete removed get_final_hard_regno() argument.
11818 (uses_hard_regs_p): Call get_final_hard_regno().
11820 2016-09-09 Martin Sebor <msebor@redhat.com>
11824 * pretty-print.c (pp_quoted_string): New function.
11825 (pp_format): Call it for %c and %s directives.
11827 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11829 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11830 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11831 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11832 * target.def (frame_pointer_required, can_eliminate): Likewise.
11833 * doc/tm.texi: Regenerated.
11834 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11836 * df-scan.c (df_hard_reg_init): Likewise.
11837 * ira.c (ira_setup_eliminable_regset): Likewise.
11838 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11839 init_elim_table): Likewise.
11840 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11841 set_initial_elim_offsets, update_eliminables,
11842 init_elim_table): Likewise.
11843 * rtlanal.c (get_initial_register_offset): Likewise.
11844 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11845 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11846 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11847 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11848 * config/fr30/fr30.h: Fix comment.
11849 * config/frv/frv.c: Likewise.
11850 * config/frv/frv.h: Likewise.
11851 * config/ft32/ft32.h: Likewise.
11852 * config/visium/visium.h: Likewise.
11853 * config/pa/pa64-linux.h: Likewise.
11854 * config/v850/v850.h: Likewise.
11855 * config/cris/cris.c: Likewise.
11856 * config/ia64/ia64.h: Likewise.
11857 * config/moxie/moxie.h: Likewise.
11858 * config/m32r/m32r.h: Likewise.
11860 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11863 * config.in: Regenerate.
11864 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11866 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11867 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11868 static-libmpxwrappers case.
11869 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11870 MPX_LD_AS_NEEDED_GUARD_POP.
11871 * configure: Regenerate.
11872 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11873 defined if linker support "--push-state"/"--pop-state".
11875 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11877 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11879 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11881 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11882 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11883 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11884 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11885 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11886 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11887 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11889 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11890 width macros from TS 18661-1.
11891 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11893 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11896 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11897 OMP_CLAUSE_SAFELEN_EXPR.
11899 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11901 * Makefile.in (OBJS): Add substring-locations.o.
11902 * langhooks-def.h (class substring_loc): New forward decl.
11903 (lhd_get_substring_location): New decl.
11904 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11905 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11906 * langhooks.c (lhd_get_substring_location): New function.
11907 * langhooks.h (class substring_loc): New forward decl.
11908 (struct lang_hooks): Add field get_substring_location.
11909 * substring-locations.c: New file, taking definition of
11910 format_warning_va and format_warning_at_substring from
11911 c-family/c-format.c, making them non-static.
11912 * substring-locations.h (class substring_loc): Move class here
11913 from c-family/c-common.h. Add and rewrite comments.
11914 (format_warning_va): New decl.
11915 (format_warning_at_substring): New decl.
11916 (get_source_location_for_substring): Add comment.
11918 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11920 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11921 to avoid -Wnarrowing warning.
11922 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11923 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11925 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11927 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11928 Avoid use of base_offset if offset already in range.
11930 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11932 * config/sh/sh-protos.h (struct sh_atomic_model,
11933 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11934 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11935 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11936 * config/sh/sh.h (struct sh_atomic_model,
11937 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11938 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11939 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11940 Guard with __cplusplus.
11942 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11945 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11946 unsupported or unknown ISA, use expand_call.
11948 2016-09-06 Martin Liska <mliska@suse.cz>
11950 PR gcov-profile/77378
11951 PR gcov-profile/77466
11952 * tree-profile.c (tree_profiling): Detect whether target can use
11953 -fprofile-update=atomic.
11955 2016-09-06 Richard Biener <rguenther@suse.de>
11957 PR tree-optimization/77479
11958 * tree-vrp.c (update_value_range): Extend overflow handling to
11961 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11964 * config/i386/i386.md (isa): Add x64_avx512bw.
11965 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11966 (kmov_isa): New mode attr.
11967 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11968 (*zero_extend<mode>si2): Likewise.
11969 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11971 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11973 * doc/invoke.texi (SPU Options): nops -> NOPs.
11974 (x86 Options): Ditto.
11976 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11978 PR middle-end/77475
11979 * toplev.c (process_options): Temporarily set input_location
11980 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11982 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11984 PR rtl-optimization/77452
11985 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11986 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11988 2016-09-05 Marek Polacek <polacek@redhat.com>
11991 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11993 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11996 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11997 *insn_out == '*' test. Don't copy unnecessary to yet another
11998 memory buffer, and don't leak it.
12000 PR rtl-optimization/77425
12001 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12003 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12005 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12007 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12009 * common.opt (fdiagnostics-generate-patch): New option.
12010 * diagnostic.c: Include "edit-context.h".
12011 (diagnostic_initialize): Initialize context->edit_context_ptr.
12012 (diagnostic_finish): Delete context->edit_context_ptr.
12013 (diagnostic_report_diagnostic): Add fix-it hints from the
12014 diagnostic to context->edit_context_ptr, if any.
12015 * diagnostic.h (class edit_context): Add forward decl.
12016 (struct diagnostic_context): Add field "edit_context_ptr".
12017 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12018 -fdiagnostics-generate-patch.
12019 (-fdiagnostics-generate-patch): New item.
12020 * toplev.c: Include "edit-context.h".
12021 (process_options): Set global_dc->edit_context_ptr to a new
12022 edit_context if the options need one.
12023 (toplev::main): Handle -fdiagnostics-generate-patch by using
12024 global_dc->edit_context_ptr.
12026 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12029 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12030 map and firstprivate clauses on target construct for _Atomic
12032 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12033 on target construct for _Atomic qualified decls.
12034 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12036 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12037 _Atomic qualified arguments not mentioned in uniform clause.
12039 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12041 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12042 * diagnostic-color.c (color_dict): Add "diff-filename",
12043 "diff-hunk", "diff-delete", and "diff-insert".
12044 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12045 to reflect above changes.
12046 * doc/invoke.texi (-fdiagnostics-color): Update description of
12047 default GCC_COLORS, and of the supported capabilities.
12048 * edit-context.c: New file.
12049 * edit-context.h: New file.
12050 * input.c (struct fcache): Add field "missing_trailing_newline".
12051 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12053 (add_file_to_cache_tab): Likewise.
12054 (fcache::fcache): Likewise.
12055 (get_next_line): Update c->missing_trailing_newline.
12056 (location_missing_trailing_newline): New function.
12057 * input.h (location_missing_trailing_newline): New decl.
12058 * selftest-run-tests.c (selftest::run_tests): Call
12059 edit_context_c_tests.
12060 * selftest.h (edit_context_c_tests): New decl.
12062 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12063 Richard Biener <rguenth@suse.de>
12065 PR tree-optimization/77444
12066 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12067 as steptype, remove redundant initialization.
12069 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12072 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12073 (sanopt_optimize_walker): Optimize away
12074 __asan_before_dynamic_init (...) followed by
12075 __asan_after_dynamic_init () without intervening memory loads/stores.
12076 * ipa-pure-const.c (special_builtin_state): Handle
12077 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12078 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12080 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12082 * cfg.c (free_original_copy_tables): Replace second assignment of
12083 bb_copy = NULL by bb_original = NULL.
12085 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12088 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12089 assignment added in r216794.
12091 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12093 * Makefile.in (OBJS): Add typed-splay-tree.o.
12094 * selftest-run-tests.c (selftest::run_tests): Call
12095 typed_splay_tree_c_tests.
12096 * selftest.h (typed_splay_tree_c_tests): New decl.
12097 * typed-splay-tree.c: New file.
12098 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12099 (typed_splay_tree::max): New method.
12100 (typed_splay_tree::min): New method.
12101 (typed_splay_tree::foreach): New method.
12102 (typed_splay_tree::closure): New struct.
12103 (typed_splay_tree::inner_foreach_fn): New function.
12105 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12107 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12108 -fipa-cp-bit to -fipa-bit-cp.
12110 2016-09-01 Martin Sebor <msebor@redhat.com>
12112 PR tree-optimization/71831
12113 * tree-object-size.h: Return bool instead of the size and add
12114 argument for the size.
12115 * tree-object-size.c (compute_object_offset): Update signature.
12116 (addr_object_size): Same.
12117 (compute_builtin_object_size): Return bool instead of the size
12118 and add argument for the size. Handle POINTER_PLUS_EXPR when
12119 optimization is disabled.
12120 (expr_object_size): Adjust.
12121 (plus_stmt_object_size): Adjust.
12122 (pass_object_sizes::execute): Adjust.
12123 * builtins.c (fold_builtin_object_size): Adjust.
12124 * doc/extend.texi (Object Size Checking): Update.
12125 * ubsan.c (instrument_object_size): Adjust.
12127 2016-09-01 Martin Sebor <msebor@redhat.com>
12129 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12130 it fits the output of the formatted function regardless of its
12132 * genmodes.c (parser::parse_expr): Same.
12133 * gimplify.c (gimplify_asm_expr): Same.
12134 * passes.c (pass_manager::register_one_dump_file): Same.
12135 * print-tree.c (print_node): Same.
12137 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12139 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12141 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12143 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12145 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12147 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12148 * config/rs6000/vector.md: Ditto.
12149 * config/rs6000/vsx.md: Ditto.
12151 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12153 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12154 first in all cases.
12156 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12158 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12159 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12160 *return_and_restore_gpregs_<mode>_r11,
12161 *return_and_restore_gpregs_<mode>_r12,
12162 *return_and_restore_gpregs_<mode>_r1,
12163 *return_and_restore_fpregs_<mode>_r11,
12164 *return_and_restore_fpregs_<mode>_r12,
12165 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12166 directly instead of via the "l" constraint. Renumber operands.
12169 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12171 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12172 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12173 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12174 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12175 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12176 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12177 *call_value_nonlocal_darwin64, reload_macho_picbase,
12178 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12179 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12180 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12181 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12182 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12183 *save_fpregs_<mode>_r1): Ditto.
12184 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12185 *return_and_restore_gpregs_spe): Ditto.
12187 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12189 * config/rs6000/rs6000.md
12190 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12191 the use of the link register.
12192 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12194 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12195 Michael Meissner <meissner@linux.vnet.ibm.com>
12198 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12199 reg+reg addressing for TImode.
12200 (rs6000_legitimate_address_p): Only allow register indirect
12201 addressing for TImode, even without TARGET_QUAD_MEMORY.
12203 2016-09-01 Richard Biener <rguenther@suse.de>
12205 PR middle-end/77436
12206 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12207 check whether the result fits the desired result type.
12209 2016-09-01 Nathan Sidwell <nathan@acm.org>
12211 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12213 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12215 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12217 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12219 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12221 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12222 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12223 for comparisons of integer ZERO_EXTEND against zero.
12225 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12227 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12228 STV pass if -mstackrealign is enabled.
12230 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12232 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12235 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12237 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12238 (layout_range::intersects_line_p): New method.
12239 (test_range_contains_point_for_single_point): Rename to...
12240 (test_layout_range_for_single_point): ...this, and add testing
12241 for layout_range::intersects_line_p.
12242 (test_range_contains_point_for_single_line): Rename to...
12243 (test_layout_range_for_single_line): ...this, and add testing
12244 for layout_range::intersects_line_p.
12245 (test_range_contains_point_for_multiple_lines): Rename to...
12246 (test_layout_range_for_multiple_lines): ...this, and add testing
12247 for layout_range::intersects_line_p.
12248 (layout::layout): Populate m_fixit_hints.
12249 (layout::get_expanded_location): Handle the case of a line-span
12251 (layout::validate_fixit_hint_p): New method.
12252 (get_line_span_for_fixit_hint): New function.
12253 (layout::calculate_line_spans): Add spans for fixit-hints.
12254 (layout::should_print_annotation_line_p): New method.
12255 (layout::print_any_fixits): Drop param "richloc", instead using
12256 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12257 (diagnostic_show_locus): Avoid printing blank annotation lines.
12258 (selftest::test_diagnostic_context::test_diagnostic_context):
12259 Initialize show_column and start_span.
12260 (selftest::test_diagnostic_context::start_span_cb): New static
12262 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12263 (selftest::diagnostic_show_locus_c_tests): Update for function
12264 renamings. Call test_diagnostic_show_locus_fixit_lines.
12266 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12268 PR tree-optimization/73714
12269 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12271 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12273 * selftest.c: Move "namespace selftest {" to top of file,
12274 removing explicit "selftest::" qualifiers throughout.
12276 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12278 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12280 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12281 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12282 Replace builtin with vector extension.
12283 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12285 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12286 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12287 Replace builtin with vector extension.
12288 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12289 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12290 Replace builtin with vector extension.
12291 * config/i386/xmmintrin.h (__m128_u): New type.
12292 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12293 (_mm_load_ps, _mm_store_ps): Simplify.
12295 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12297 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12299 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12301 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12302 than 3 ranges per diagnostic by alternating between color 1 and
12304 (layout::layout): Replace use of rich_location::MAX_RANGES
12305 with richloc->get_num_locations ().
12306 (layout::calculate_line_spans): Replace use of
12307 rich_location::MAX_RANGES with m_layout_ranges.length ().
12308 (layout::print_annotation_line): Handle arbitrary numbers of
12309 ranges in caret-printing by defaulting to '^'.
12310 (selftest::test_one_liner_many_fixits): New function.
12311 (test_diagnostic_show_locus_one_liner): Call it.
12312 * diagnostic.c (diagnostic_initialize): Update for renaming
12313 of rich_location::MAX_RANGES to
12314 rich_location::STATICALLY_ALLOCATED_RANGES.
12315 * diagnostic.h (struct diagnostic_context): Likewise.
12317 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12319 * selftest.c (selftest::named_temp_file::named_temp_file): New
12321 (selftest::temp_source_file::~temp_source_file): Move to...
12322 (selftest::named_temp_file::~named_temp_file): ...here.
12323 (selftest::test_named_temp_file): New function.
12324 (selftest::selftest_c_tests): Call test_named_temp_file.
12325 * selftest.h (class named_temp_file): New class.
12326 (class temp_source_file): Convert to a subclass of named_temp_file.
12328 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12330 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12331 USEs of LR_REGNO in returns and sibcalls.
12332 (rs6000_output_mi_thunk): Similar.
12333 (rs6000_sibcall_aix): Similar.
12334 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12335 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12336 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12337 Remove the USE of LR_REGNO from the patterns as well. Delete an
12339 (return_internal_<mode>): Delete.
12341 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12343 * config/aarch64/aarch64-simd.md
12344 (aarch64_ld2<mode>_dreg_le): New.
12345 (aarch64_ld2<mode>_dreg_be): New.
12346 (aarch64_ld2<mode>_dreg): Removed.
12347 (aarch64_ld3<mode>_dreg_le): New.
12348 (aarch64_ld3<mode>_dreg_be): New.
12349 (aarch64_ld3<mode>_dreg): Removed.
12350 (aarch64_ld4<mode>_dreg_le): New.
12351 (aarch64_ld4<mode>_dreg_be): New.
12352 (aarch64_ld4<mode>_dreg): Removed.
12353 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12355 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12357 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12358 redundant location param.
12359 (test_one_liner_fixit_remove): Likewise.
12360 (test_one_liner_fixit_replace): Likewise.
12361 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12362 * gcc-rich-location.c
12363 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12364 get_range_from_loc. Drop overload taking a const char *.
12365 * gcc-rich-location.h
12366 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12369 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12371 * config/linux.c (linux_libc_has_function): Return true on musl.
12373 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12375 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12377 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12379 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12380 used for abnormal egdes.
12382 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12384 PR tree-optimization/72866
12385 * tree-vect-patterns.c (search_type_for_mask): Turn into
12386 a small wrapper, move all code to ...
12387 (search_type_for_mask_1): ... this new function. Add caching
12388 and adjust recursive calls.
12391 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12392 instead of lookup_type_die (type_main_variant (type)) even for array
12395 PR middle-end/77377
12396 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12397 constant pool reference return x instead of c.
12399 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12401 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12404 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12407 (selftest::test_make_location_nonpure_range_endpoints): Fix
12410 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12412 * diagnostic-show-locus.c
12413 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12415 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12416 * input.c (get_pure_location): Move to libcpp/line-map.c.
12417 * input.h (get_pure_location): Convert decl to an inline function
12418 calling implementation in libcpp.
12420 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12423 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12424 template for intel asm dialect.
12425 (vec_set_hi_<mode><mask_name>): Ditto.
12427 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12429 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12430 (selftest::fail_formatted): Likewise.
12432 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12434 * input.c (make_location): Call get_start and get_finish
12435 on the endpoints to avoid storing packed ranges or ad-hoc
12437 (selftest::test_make_location_nonpure_range_endpoints): New function.
12438 (selftest::input_c_tests): Call it.
12439 * input.h (get_start): New inline function.
12441 2016-08-29 Tom de Vries <tom@codesourcery.com>
12444 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12447 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12449 * Makefile.in (gcov-iov.h): Add dummy recipe.
12451 2016-08-29 Nathan Sidwell <nathan@acm.org>
12453 * config/nvptx/nvptx.c: #include tree-vrp.h.
12455 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12458 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12459 HIGH+LO construct during reload.
12461 2016-08-28 Tom de Vries <tom@codesourcery.com>
12464 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12465 'sysv_abi va_list' attribute.
12466 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12467 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12470 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12472 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12473 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12474 (unshare_all_rtl_again): Likewise.
12475 * function.c (assign_stack_local_1): Likewise.
12476 (assign_stack_temp_for_type): Likewise.
12478 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12480 * cfgbuild.c (make_edges): Adjust.
12481 * cfgrtl.c (can_delete_label_p): Likewise.
12482 * dwarf2cfi.c (create_trace_edges): Likewise.
12483 * except.c (sjlj_emit_dispatch_table): Likewise.
12484 * function.h (struct expr_status): make x_forced_labels a vector.
12485 * jump.c (rebuild_jump_labels_1): Adjust.
12486 * reload1.c (set_initial_label_offsets): Likewise.
12487 * stmt.c (force_label_rtx): Likewise.
12488 (expand_label): Likewise.
12490 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12492 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12494 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12496 PR tree-optimization/71077
12497 PR tree-optimization/68542
12498 * fold-const.c (fold_relational_const): Fix folding of
12499 VECTOR_CST comparisons that have a scalar boolean result type.
12500 (selftest::test_vector_folding): New static function.
12501 (selftest::fold_const_c_tests): Call it.
12503 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12505 * doc/extend.texi (SPU Built-in Functions): Remove stale
12506 references to material formerly at IBM and Sony.
12508 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12511 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12513 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12515 * diagnostic-show-locus.c
12516 (selftest::test_fixit_consolidation): New function.
12517 (selftest::diagnostic_show_locus_c_tests): Call it.
12518 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12519 constructor based on source_range.
12521 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12523 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12525 (parse_gcc_colors): Update description of default GCC_COLORS.
12526 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12527 (colorizer::set_fixit_insert): New method.
12528 (colorizer::set_fixit_delete): New method.
12529 (colorizer::get_color_by_name): New method.
12530 (colorizer::STATE_FIXIT_INSERT): New constant.
12531 (colorizer::STATE_FIXIT_DELETE): New constant.
12532 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12533 fields in favor of new field "m_stop_color". Add fields
12534 "m_fixit_insert" and "m_fixit_delete".
12535 (colorizer::colorizer): Update for above changes. Replace
12536 colorize_start calls with calls to get_color_by_name.
12537 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12538 STATE_FIXIT_DELETE. Update for field renamings.
12539 (colorizer::finish_state): Simplify by using m_stop_color,
12540 rather than multiple identical "*_ce" fields.
12541 (colorizer::get_color_by_name): New method.
12542 (layout::print_any_fixits): Print insertions and replacements
12543 using the "fixit-insert" color, and deletions using the
12544 "fixit-delete" color.
12545 * doc/invoke.texi (-fdiagnostics-color): Update description of
12546 default GCC_COLORS, and of the supported capabilities.
12548 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12550 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12551 current_function_static_stack_size variable with the static
12552 stack frame size of the current function when
12553 flag_stack_usage_info is enabled.
12555 2016-08-26 Nathan Sidwell <nathan@acm.org>
12557 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12558 assignment inside if condition.
12560 2016-08-26 Richard Biener <rguenther@suse.de>
12562 PR tree-optimization/69047
12563 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12564 extracts similar to what FRE does.
12565 (non_rewritable_mem_ref_base): Likewise.
12567 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12569 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12570 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12571 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12572 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12573 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12575 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12576 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12577 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12578 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12579 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12581 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12584 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12585 reservation duration to 15 cycles.
12586 (cortex_a8_vfp_macs): Likewise.
12587 (cortex_a8_vfp_macd): Likewise.
12588 (cortex_a8_vfp_divs): Likewise.
12589 (cortex_a8_vfp_divd): Likewise.
12591 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12593 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12594 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12596 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12597 Martin Jambhor <mjambor@suse.cz>
12599 * common.opt: New option -fipa-bit-cp.
12600 * doc/invoke.texi: Document -fipa-bit-cp.
12601 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12602 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12603 * tree-ssa-ccp.h: New header file.
12604 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12605 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12606 Replace all occurences of tree parameter by two new params: signop, int.
12607 (bit_value_unop_1): Change to bit_value_unop and export it.
12608 Replace all occurences of tree parameter by two new params: signop,
12610 (bit_value_binop): Change call from bit_value_binop_1 to
12612 (bit_value_assume_aligned): Likewise.
12613 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12614 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12616 (ccp_finalize): Skip processing if val->mask == 0.
12617 * ipa-cp.c: Include tree-ssa-ccp.h
12618 (ipcp_bits_lattice): New class.
12619 (ipcp_param_lattice (bits_lattice): New member.
12620 (print_all_lattices): Call ipcp_bits_lattice::print.
12621 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12622 (initialize_node_lattices): Likewise.
12623 (propagate_bits_accross_jump_function): New function.
12624 (propagate_constants_accross_call): Call
12625 propagate_bits_accross_jump_function.
12626 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12627 (ipcp_store_bits_results): New function.
12628 (ipcp_driver): Call ipcp_store_bits_results.
12629 * ipa-prop.h (ipa_bits): New struct.
12630 (ipa_jump_func): Add new member bits of type ipa_bits.
12631 (ipa_param_descriptor): Change decl to decl_or_type.
12632 (ipa_get_param): Change decl to decl_or_type and assert on
12634 (ipa_get_type): New function.
12635 (ipcp_transformation_summary): New member bits.
12636 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12637 (ipa_populate_param_decls): Likewise.
12638 (ipa_dump_param): Likewise.
12639 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12641 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12642 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12644 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12645 (ipa_write_jump_function): Add streaming for ipa_bits.
12646 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12647 (write_ipcp_transformation_info): Add streaming for ipa_bits
12648 summary for ltrans.
12649 (read_ipcp_transfomration_info): Add support for reading streamed
12651 (ipcp_update_bits): New function.
12652 (ipcp_transform_function): Call ipcp_update_bits.
12654 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12656 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12657 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12659 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12661 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12663 2016-08-25 Richard Biener <rguenther@suse.de>
12665 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12666 Only add locations in late dwarf.
12667 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12668 (dwarf2out_early_finish): But do it here.
12670 2016-08-24 Michael Collison <michael.collison@linaro.org>
12671 Michael Collison <michael.collison@arm.com>
12673 * config/arm/arm-modes.def: Add new condition code mode CC_V
12674 to represent the overflow bit.
12675 * config/arm/arm.c (maybe_get_arm_condition_code):
12676 Add support for CC_Vmode.
12677 (arm_gen_unlikely_cbranch): New function to generate common
12678 rtl conditional branches for overflow patterns.
12679 * config/arm/arm-protos.h: Add prototype for
12680 arm_gen_unlikely_cbranch.
12681 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12682 addsi3_compareV_upper): New patterns to support signed
12683 builtin overflow add operations.
12684 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12685 New patterns to support unsigned builtin add overflow operations.
12686 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12687 builtin overflow subtract operations,
12688 (usubv<mode>4): New patterns to support unsigned builtin subtract
12689 overflow operations.
12690 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12691 to support builtin overflow negate operations.
12693 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12696 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12698 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12699 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12702 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12704 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12705 MULTILIB_OPTIONS should be used. Small wording fixes.
12706 * genmultilib: Memorize set of all option combinations in
12707 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12708 found in MULTILIB_OPTIONS by checking if option set is listed in
12709 combination_space. Output new and existing error message to stderr.
12711 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12713 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12714 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12715 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12716 (MULTILIB_REUSE): Remove reuse rules for option set including
12717 -mfpu=fp-armv8 and -mfpu=vfpv4
12719 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12721 * config/arm/t-rtems: Add vfp multilib.
12723 2016-08-23 Ian Lance Taylor <iant@golang.org>
12725 * config/s390/s390.c (s390_asm_file_start): Call
12726 default_file_start.
12728 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12730 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12731 initialization of all 0's to the 0 constant, instead of directly
12732 generating XOR. Add support for V4SImode vector initialization on
12733 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12734 initialization. Change variables used in V4SFmode vector
12735 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12736 any memory addresses are in index form. Add support for using
12737 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12738 with all of the same element.
12739 (regno_or_subregno): New helper function to return a register
12740 number for either REG or SUBREG.
12741 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12742 Use regno_or_subregno where possible.
12743 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12744 DImode value from two SImode values in order to generate V4SImode
12745 vector initialization on 64-bit systems with direct move.
12746 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12748 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12750 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12752 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12753 attributes to initialize V8HImode and V16QImode vectors with the
12755 (VSX_SPLAT_COUNT): Likewise.
12756 (VSX_SPLAT_SUFFIX): Likewise.
12757 (UNSPEC_VSX_VEC_INIT): New unspec.
12758 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12759 Allow SFmode values to come from Altivec registers.
12760 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12761 on 64-bit systems with direct move.
12762 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12763 vector initializations, to allow V4SImode vector initializations
12764 on 64-bit systems with direct move.
12765 (vsx_splat_v4si): Likewise.
12766 (vsx_splat_v4si_di): Likewise.
12767 (vsx_splat_v4sf): Likewise.
12768 (vsx_splat_v4sf_internal): Likewise.
12769 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12771 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12772 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12773 initializing V8HImode and V16QImode vectors with the same
12775 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12776 optimization if -maltivec=be.
12778 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12780 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12781 attribute for alternatives 3 and 4.
12783 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12785 * selftest.c (selftest::assert_str_contains): New function.
12786 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12787 * selftest.h (selftest::assert_str_contains): New decl.
12788 (ASSERT_STR_CONTAINS): New macro.
12790 2016-08-23 Richard Biener <rguenther@suse.de>
12792 PR tree-optimization/77286
12793 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12795 (vect_transform_loop): Split exit edges of loop and scalar
12796 loop if required and at the appropriate time.
12798 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12800 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12801 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12803 Correct a typo in a comment.
12805 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12807 * config/s390/s390.md ("*andc_split"): New splitter for and with
12810 2016-08-23 Richard Biener <rguenther@suse.de>
12812 PR tree-optimization/27336
12813 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12814 by looking for a non-EH edge.
12815 (process_assert_insertions_for): Likewise.
12817 2016-08-23 Richard Biener <rguenther@suse.de>
12819 PR middle-end/77305
12820 * statistics.c (statistics_counter_event): Robustify against
12823 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12825 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12826 for targets amdfam10 and barcelona.
12828 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12830 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12831 (zero_extend<mode>di2): Ditto.
12832 (*zero_extend<mode>si2): Ditto.
12833 (*zero_extendqihi2): Ditto.
12835 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12837 PR middle-end/77269
12838 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12839 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12841 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12843 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12844 identical consecutive elements.
12845 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12846 the node's def stmt, avoid printing an unwanted trailing newline by
12847 replacing the call to print_gimple_stmt() with its inlined body and
12848 adjusting it to not set pp_needs_newline and to call pp_flush()
12849 instead of pp_newline_and_flush().
12851 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12853 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12854 (float32_type_node, float64_type_node, float32x_type_node)
12855 (float128x_type_node): New macros.
12856 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12857 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12858 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12859 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12860 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12861 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12862 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12863 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12864 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12865 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12866 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12867 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12868 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12869 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12870 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12871 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12872 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12873 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12874 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12876 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12877 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12878 * doc/extend.texi (Other Builtins): Document these built-in
12880 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12883 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12885 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12887 2016-08-22 Richard Biener <rguenther@suse.de>
12889 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12891 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12894 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12895 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12896 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12898 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12900 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12901 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12902 (vrp_visit_switch_stmt): Likewise.
12903 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12904 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12905 (vrp_visit_stmt): Use extract_range_from_stmt.
12906 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12908 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12910 * Makefile.in: Add tree-vrp.h to GTFILES.
12911 * gengtype.c (open_base_files): Add tree-vrp.h.
12912 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12913 * builtins.c: Likewise.
12914 * fold-const.c: Likewise.
12915 * gimple-builder.c: Likewise.
12916 * gimple-laddress.c: Likewise.
12917 * hsa-gen.c: Likewise.
12918 * internal-fn.c: Likewise.
12920 * targhooks.c: Liewise,
12921 * tree-ssa-address.c: Likewise.
12922 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12923 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12924 * tree-vrp.h: New file.
12926 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12928 PR tree-optimization/61839
12929 * tree-vrp.c (two_valued_val_range_p): New.
12930 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12931 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12932 Also Convert VAR BINOP CST where VAR is two-valued to
12933 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12935 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12937 * diagnostic-show-locus.c
12938 (layout::annotation_line_showed_range_p): New method.
12939 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12940 Reimplement case fixit_hint::REPLACE to cover removals, and
12941 replacements where the range of the replacement isn't one
12942 of the ranges in the rich_location.
12943 (test_one_liner_fixit_replace): Likewise.
12944 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12946 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12948 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12950 * diagnostic.c (print_parseable_fixits): Remove case
12951 fixit_hint::REMOVE.
12953 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12956 * config/i386/i386.c (ix86_option_override_internal): Remove
12957 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12958 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12959 Do not try to enable TARGET_PRFCHW ISA flag here.
12960 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12961 Rewrite expander function body.
12962 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12964 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12967 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12968 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12969 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12970 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12971 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12972 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12973 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12974 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12975 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12977 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12979 (struct floatn_type_info): New structure type.
12980 (floatn_nx_types): New variable declaration.
12981 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12982 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12983 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12984 * tree.c (floatn_nx_types): New variable.
12985 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12986 corresponding complex types.
12987 * target.def (floatn_mode): New hook.
12988 * targhooks.c: Include "real.h".
12989 (default_floatn_mode): New function.
12990 * targhooks.h (default_floatn_mode): New prototype.
12991 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12993 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12994 effective-target and dg-add-options keywords.
12995 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12996 Document new effective-target keywords.
12997 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12998 * doc/tm.texi: Regenerate.
12999 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13000 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13001 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13003 * real.h (struct real_format): Add field ieee_bits.
13004 * real.c (ieee_single_format, mips_single_format)
13005 (motorola_single_format, spu_single_format, ieee_double_format)
13006 (mips_double_format, motorola_double_format)
13007 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13008 (ieee_extended_intel_128_format)
13009 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13010 (mips_extended_format, ieee_quad_format, mips_quad_format)
13011 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13012 (decimal_double_format, decimal_quad_format, ieee_half_format)
13013 (arm_half_format, real_internal_format: Initialize ieee_bits
13015 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13016 float128_type_node. Set float80_type_node to float64x_type_node
13017 if appropriate and long_double_type_node not appropriate.
13018 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13019 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13020 Initialize ieee_bits field.
13021 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13022 (rs6000_init_builtins): Set ieee128_float_type_node to
13023 float128_type_node.
13024 (rs6000_floatn_mode): New function.
13026 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13028 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13029 _rdseed64_step): Uglify argument names and/or local variable names
13030 in inline functions.
13031 * config/i386/rtmintrin.h (_xabort): Likewise.
13032 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13033 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13034 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13035 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13036 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13037 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13038 _mm_maskz_ternarylogic_epi32): Likewise.
13039 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13040 __lwpins32, __lwpins64): Likewise.
13041 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13042 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13043 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13044 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13045 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13046 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13047 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13048 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13049 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13050 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13051 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13052 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13053 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13054 _mm256_mask_i64gather_epi32): Likewise.
13055 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13056 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13057 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13058 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13059 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13060 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13061 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13062 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13063 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13064 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13065 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13066 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13067 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13068 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13069 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13070 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13071 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13072 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13074 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13076 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13077 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13079 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13080 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13082 (_rdpkru_u32): Add space after function name.
13084 * config/i386/t-i386 (i386-c.o): Don't depend on
13085 i386-builtin-types.inc.
13086 (i386.o): Depend on i386-builtin-types.inc.
13088 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13091 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13092 Use const_vec_duplicate to check for duplicated elements.
13094 2016-08-19 Richard Biener <rguenther@suse.de>
13096 PR tree-optimization/77290
13097 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13098 Fix flag_tree_parallelize_loops check.
13100 2016-08-19 Richard Biener <rguenther@suse.de>
13102 * match.pd (x | 0 -> x): Add.
13104 2016-08-19 Richard Biener <rguenther@suse.de>
13106 PR tree-optimization/77286
13107 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13108 Deal with virtual PHIs being out-of-order.
13110 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13112 * doc/invoke.texi (fverbose-asm): Note that source code lines
13113 are emitted, and provide an example.
13114 * final.c (asm_show_source): New function.
13115 (final_scan_insn): Call asm_show_source.
13117 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13119 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13120 param with diagnostic_kind.
13121 (class colorizer): Similarly replace field m_diagnostic with
13123 (colorizer::colorizer): Replace diagnostic
13124 param with diagnostic_kind.
13125 (colorizer::begin_state): Update for above field change.
13126 (layout::layout): Replace diagnostic param with rich_location *
13127 and diagnostic_kind.
13128 (diagnostic_show_locus): Replace diagnostic param with richloc
13129 and diagnostic_kind.
13130 (class selftest::test_diagnostic_context): New class.
13131 (selftest::test_diagnostic_show_locus_unknown_location): New
13133 (selftest::test_one_liner_simple_caret): New function.
13134 (selftest::test_one_liner_caret_and_range): New function.
13135 (selftest::test_one_liner_multiple_carets_and_ranges): New
13137 (selftest::test_one_liner_fixit_remove): New function.
13138 (selftest::test_one_liner_fixit_replace): New function.
13139 (selftest::test_diagnostic_show_locus_one_liner): New function.
13140 (selftest::diagnostic_show_locus_c_tests): Call the new test
13142 * diagnostic.c (diagnostic_initialize): Initialize
13143 colorize_source_p, show_ruler_p and parseable_fixits_p.
13144 (default_diagnostic_finalizer): Update for change to
13145 diagnostic_show_locus.
13146 (diagnostic_append_note): Likewise.
13147 * diagnostic.h (diagnostic_show_locus): Replace
13148 const diagnostic_info * param with location * and diagnostic_t.
13150 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13152 * input.c (saved_line_table): New global.
13153 (class selftest::temp_line_table): Rename to line_table_test and
13154 move declaration to selftest.h, and drop field m_old_line_table.
13155 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13156 (selftest::line_table_test::line_table_test): ...this. Add a
13157 default ctor. Store current value of line_table within
13159 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13160 (selftest::line_table_test::~line_table_test): ...this, and
13161 restore line_table from the saved_line_table, rather than
13163 (selftest::test_accessing_ordinary_linemaps): Update for above
13165 (selftest::test_lexer): Likewise.
13166 (struct selftest::lexer_test): Likewise.
13167 (selftest::lexer_test::lexer_test): Likewise.
13168 (selftest::input_c_tests): Move the looping over test cases from
13170 (selftest::for_each_line_table_case): New function.
13171 * input.h (saved_line_table): New decl.
13172 * selftest.h (struct selftest::line_table_case): New forward decl.
13173 (class selftest::line_table_test): New class, moved here from
13174 selftest::temp_line_table in input.c, and renamed.
13175 (selftest::for_each_line_table_case): New decl.
13177 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13180 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13182 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13184 PR middle-end/70895
13185 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13186 enclosing parallel construct for reduction variables on OpenACC loop
13189 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13191 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13192 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13194 (function_to_dwarf_procedure): Update comment.
13196 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13198 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13200 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13202 * selftest.c (selftest::temp_source_file::~temp_source_file):
13203 Evict m_filename from the diagnostic file cache.
13205 2016-08-18 Richard Biener <rguenther@suse.de>
13207 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13208 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13209 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13210 clone materialization.
13211 * passes.def (all_late_ipa_passes): Start with
13212 pass_materialize_all_clones.
13213 * cgraphunit.c (symbol_table::compile): Remove call to
13214 materialize_all_clones.
13215 * tree-into-ssa.c: Include statistics.h.
13216 (update_ssa): Count number of times we do incremental/rewrite
13219 2016-08-18 Richard Biener <rguenther@suse.de>
13221 PR tree-optimization/77282
13222 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13223 When doing auto-parallelizing also prevent use of PHIs that
13224 carry dependences across loop backedges.
13226 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13227 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13229 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13231 2016-08-18 Richard Biener <rguenther@suse.de>
13233 * ssa-iterators.h (ssa_vuse_operand): New inline.
13234 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13235 (predicate_all_scalar_phis): Use remove_phi_node to remove
13236 phi nodes predicated. Delay removing virtual PHIs.
13237 (predicate_mem_writes): Update virtual operands.
13238 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13239 (tree_if_conversion): Do not rewrite virtual SSA form.
13240 * tree-phinodes.c (release_phi_node): Make static.
13241 * tree-phinodes.h (release_phi_node): Remove.
13243 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13245 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13246 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13247 twice to define those.
13248 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13249 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13250 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13251 * config/i386/i386-builtin.def: New file.
13253 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13255 * input.c (get_source_range_for_char): Rename to...
13256 (selftest::get_source_range_for_char): ...this, and move within
13257 the #if CHECKING_P guard.
13258 (get_num_source_ranges_for_substring): Rename to...
13259 (selftest::get_num_source_ranges_for_substring): ...this, move
13260 within the #if CHECKING_P guard, and make static.
13261 (selftest::assert_num_substring_ranges): Initialize
13264 2016-08-18 Alan Modra <amodra@gmail.com>
13266 PR rtl-optimization/72771
13267 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13268 when find_reloads_toplev returns address_reloaded==-1.
13269 (alternative_allows_const_pool_ref): Update comment.
13271 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13273 PR tree-optimization/71752
13274 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13275 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13277 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13279 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13280 instead of testing ECF_NORETURN bit in gimple_call_flags.
13281 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13282 * predict.c (tree_bb_level_predictions): Likewise.
13283 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13285 PR middle-end/77259
13286 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13287 turning a call into __builtin_unreachable-like noreturn call, adjust
13288 gimple_call_set_fntype.
13289 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13290 gimple_call_fntype has void return type.
13292 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13294 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13295 maybe_lookup_decl, to handle nested acc loop directives.
13297 2016-08-17 Richard Biener <rguenther@suse.de>
13299 PR tree-optimization/76490
13300 * tree-vrp.c (update_value_range): Preserve overflow infinities
13301 when intersecting with ranges from get_range_info.
13302 (operand_less_p): Handle overflow infinities correctly.
13303 (value_range_constant_singleton): Use vrp_operand_equal_p
13304 to handle overflow max/min correctly.
13305 (vrp_valueize): Likewise.
13306 (union_ranges): Likewise.
13307 (intersect_ranges): Likewise.
13308 (vrp_visit_phi_node): Improve iteration limitation to only
13309 apply when we'll possibly re-visit the PHI via a changed argument
13312 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13314 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13315 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13316 rather than those that should not be built.
13318 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13321 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13323 2016-08-17 Richard Biener <rguenther@suse.de>
13325 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13326 (verify_vssa): New function verifying virtual SSA form.
13327 (verify_ssa): Call it.
13328 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13329 Do not apply loop-closed SSA handling to virtuals.
13330 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13331 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13332 when rewriting their symbol.
13333 (prepare_def_site_for): Likewise.
13334 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13335 operands of moved stmts.
13337 2016-08-17 Richard Biener <rguenther@suse.de>
13339 PR tree-optimization/23855
13340 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13341 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13342 find guards to hoist. Do not update SSA form but rewrite virtuals
13343 into loop closed SSA.
13344 (find_loop_guard): Adjust to skip already hoisted guards. Do
13345 not mark virtuals for renaming or update SSA form.
13347 2016-08-17 Martin Liska <mliska@suse.cz>
13349 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13350 a LONG_LONG_TYPE_SIZE comparison.
13351 * gcov-io.h: Remove macro definitions.
13352 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13353 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13356 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13358 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13359 that builtins not mentioned in bdesc_* arrays come first, then
13360 the ones mentioned in bdesc_* arrays in the order they appear in
13361 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13362 IX86_BUILTIN__BDESC_*_LAST enumerator.
13363 (bdesc_mpx): Fix up a comment typo.
13364 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13365 __builtin_ia32_vpcomneu[bwdq] builtins.
13366 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13367 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13368 enum ix86_builtins ordering.
13369 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13370 for direct bdesc_* array member access instead of searching all the
13371 arrays until an fcode match is found.
13373 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13375 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13376 pattern as define_insn_and_split. Split insn before reload to
13378 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13379 <shift_insn><mode>3_1.
13380 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13381 <rotate_insn><mode>3_1.
13383 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13386 * input.c (get_source_range_for_substring): Rename to...
13387 (get_source_location_for_substring): ...this, adding param
13388 "caret_idx", and converting output param from source_range * to
13390 (get_source_range_for_char): New function.
13391 (get_num_source_ranges_for_substring): Update comment to reflect
13393 (assert_char_at_range): Update to use get_source_range_for_char
13394 rather than get_source_range_for_substring.
13395 (test_lexer_string_locations_concatenation_2): Likewise.
13396 * substring-locations.h (get_source_range_for_substring): Rename
13398 (get_source_location_for_substring): ...this, and adding param
13399 "caret_idx", and converting output param from source_range * to
13402 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13404 * input.c (class selftest::temp_source_file): Move to
13406 (selftest::temp_source_file::temp_source_file): Move to
13408 (selftest::temp_source_file::~temp_source_file): Likewise.
13409 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13411 (selftest::temp_source_file::~temp_source_file): Likewise.
13412 * selftest.h (class selftest::temp_source_file): Move here from
13415 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13418 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13419 inlining, add cgraph edge for the added __builtin_unreachable call.
13421 PR middle-end/67485
13422 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13423 only cast it to SHWI for the final comparison.
13425 2016-08-16 Martin Liska <mliska@suse.cz>
13427 PR gcov-profile/36412
13428 * doc/gcov.texi: Document --hash-filenames(-x).
13429 * gcov.c (print_usage): Add the option.
13430 (process_args): Process the option, sort options alphabetically.
13431 (md5sum_to_hex): New function.
13432 (make_gcov_file_name): Do the md5sum and append it to a
13435 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13437 PR tree-optimization/69848
13438 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13439 and swtich operands to avoid additional NOT instruction.
13440 (vcond<v_cmp_mixed><mode>): Ditto.
13441 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13443 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13445 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13447 2016-08-16 Richard Biener <rguenther@suse.de>
13449 PR tree-optimization/76783
13450 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13451 BB visited flags at start.
13453 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13455 PR tree-optimization/72817
13456 PR tree-optimization/73450
13457 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13458 multiple_of_p for adjusted IV.base.
13460 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13463 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13464 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13465 for !flag_finite_math_only or flag_signed_zeros.
13466 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13467 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13468 depend on flag_finite_math_only.
13469 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13471 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13472 (*ieee_smin<mode>3): Ditto.
13473 (*ieee_smax<mode>3): Ditto.
13474 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13475 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13477 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13478 depend on flag_finite_math_only.
13479 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13480 (*mmx_<code>v2sf3): Remove.
13481 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13482 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13483 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13485 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13487 PR rtl-optimization/73650
13488 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13489 it is not a simple move.
13491 2016-08-15 Martin Liska <mliska@suse.cz>
13494 * gcc.c (do_spec_1): Call save_string with the right size.
13495 (save_string): Do an assert about string we copy.
13497 2016-08-15 Richard Biener <rguenther@suse.de>
13499 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13500 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13502 (pass_data_stv): Likewise.
13504 2016-08-15 Richard Biener <rguenther@suse.de>
13506 PR tree-optimization/73434
13507 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13508 TBAA info on the base when forwarding a non-invariant address.
13510 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13512 * dwarf2out.c (struct checksum_attributes): Add
13513 at_string_length_bit_size and at_string_length_byte_size fields.
13514 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13515 and DW_AT_string_length_byte_size.
13516 (die_checksum_ordered): Handle at_string_length_bit_size and
13517 at_string_length_byte_size.
13518 (gen_array_type_die): For dwarf_version >= 5 emit
13519 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13520 (adjust_string_types): For dwarf_version >= 5 remove
13521 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13522 (resolve_addr): Likewise.
13525 * dwarf2out.c (string_types): New variable.
13526 (gen_array_type_die): Change early_dwarf handling of
13527 DW_AT_string_length, create DW_OP_call4 referencing the
13528 length var temporarily. Handle parameters that are pointers
13530 (adjust_string_types): New function.
13531 (gen_subprogram_die): Temporarily set string_types to local var,
13532 call adjust_string_types if needed.
13533 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13535 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13537 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13539 * doc/install.texi (*-*-solaris2*): Fix version number and document
13540 requirement on GNU make for building libjava with the Solaris linker.
13542 2016-08-15 Martin Liska <mliska@suse.cz>
13543 Jakub Jelinek <jakub@redhat.com>
13545 PR tree-optimization/72824
13546 * tree-loop-distribution.c (const_with_all_bytes_same)
13547 <case VECTOR_CST>: Fix a typo.
13549 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13552 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13553 Renamed from _mm512_undefined_si512.
13554 (_mm_undefined_si512): New definition.
13556 2016-08-13 Richard Biener <rguenther@suse.de>
13558 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13559 into PHIs and update the lattice for its def.
13561 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13564 * ubsan.c (instrument_si_overflow): Pass true instead of false
13566 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13567 of bbs. Return TODO_cleanup_cfg if any returned true.
13569 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13571 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13572 ISA 3.0 MTVSRDD instruction.
13573 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13576 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13578 PR tree-optimization/71083
13579 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13580 bitfield access when possible.
13582 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13584 PR middle-end/71654
13585 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13586 sign-changing cast from a shorter unsigned type to a wider
13589 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13591 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13592 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13593 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13595 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13597 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13598 Correct costs for vec_construct.
13600 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13602 PR tree-optimization/69848
13603 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13604 type CONST_COND_REDUCTION.
13605 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13606 reudction type CONST_COND_REDUCTION.
13608 2016-08-12 Richard Biener <rguenther@suse.de>
13610 PR tree-optimization/57326
13611 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13612 returning an SSA name.
13613 (phi_translate_1): When fully_constant_expression returns a NAME
13614 make sure we have a leader for it.
13616 2016-08-12 Martin Liska <mliska@suse.cz>
13617 Adam Fineman <afineman@afineman.com>
13619 * gcov.c (process_file): Create .gcov file when .gcda
13622 2016-08-12 Marek Polacek <polacek@redhat.com>
13625 * alias.c (find_base_value): Adjust fall through comment.
13626 * cfgexpand.c (expand_debug_expr): Likewise.
13627 * combine.c (find_split_point): Likewise.
13628 (expand_compound_operation): Likewise. Add FALLTHRU.
13629 (make_compound_operation): Adjust fall through comment.
13630 (canon_reg_for_combine): Add FALLTHRU.
13631 (force_to_mode): Adjust fall through comment.
13632 (simplify_shift_const_1): Likewise.
13633 (simplify_comparison): Likewise.
13634 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13636 * config/aarch64/predicates.md: Likewise.
13637 * config/i386/i386.c (function_arg_advance_32): Likewise.
13638 (ix86_gimplify_va_arg): Likewise.
13639 (print_reg): Likewise.
13640 (ix86_print_operand): Likewise.
13641 (ix86_build_const_vector): Likewise.
13642 (ix86_expand_branch): Likewise.
13643 (ix86_sched_init_global): Adjust fall through comment.
13644 (ix86_expand_args_builtin): Add FALLTHRU.
13645 (ix86_expand_builtin): Likewise.
13646 (ix86_expand_vector_init_one_var): Likewise.
13647 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13648 (rs6000_adjust_cost): Likewise.
13649 (insn_must_be_first_in_group): Likewise.
13650 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13651 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13652 * df-scan.c (df_uses_record): Likewise.
13653 * dojump.c (do_jump): Add FALLTHRU.
13654 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13656 (resolve_args_picking_1): Adjust fall through comment.
13657 (loc_list_from_tree_1): Likewise.
13658 * expmed.c (make_tree): Likewise.
13659 * expr.c (expand_expr_real_2): Add FALLTHRU.
13660 (expand_expr_real_1): Likewise. Adjust fall through comment.
13661 * fold-const.c (const_binop): Adjust fall through comment.
13662 (fold_truth_not_expr): Likewise.
13663 (fold_cond_expr_with_comparison): Add FALLTHRU.
13664 (fold_binary_loc): Likewise.
13665 (contains_label_1): Adjust fall through comment.
13666 (multiple_of_p): Likewise.
13667 * gcov-tool.c (process_args): Add FALLTHRU.
13668 * genattrtab.c (check_attr_test): Likewise.
13669 (write_test_expr): Likewise.
13670 * genconfig.c (walk_insn_part): Likewise.
13671 * genpreds.c (validate_exp): Adjust fall through comment.
13672 (needs_variable): Likewise.
13673 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13674 (subst_dup): Likewise.
13675 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13676 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13677 (gimplify_scan_omp_clauses): Add FALLTHRU.
13678 (goa_stabilize_expr): Likewise.
13679 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13681 * hsa-gen.c (get_address_from_value): Likewise.
13682 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13683 * ira.c (ira_setup_alts): Add FALLTHRU.
13684 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13686 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13687 * opts.c (common_handle_option): Likewise.
13688 * read-rtl.c (read_rtx_code): Likewise.
13689 * real.c (round_for_format): Likewise.
13690 * recog.c (asm_operand_ok): Likewise.
13691 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13692 * reload1.c (set_label_offsets): Likewise.
13693 (eliminate_regs_1): Likewise.
13694 (reload_reg_reaches_end_p): Likewise.
13695 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13696 (rtx_cost): Likewise.
13697 * sched-rgn.c (is_exception_free): Likewise.
13698 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13699 * stor-layout.c (int_mode_for_mode): Likewise.
13700 * toplev.c (print_to_asm_out_file): Likewise.
13701 (print_to_stderr): Likewise.
13702 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13703 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13704 (chrec_fold_multiply): Likewise.
13705 (evolution_function_is_invariant_rec_p): Likewise.
13706 (for_each_scev_op): Likewise.
13707 * tree-data-ref.c (siv_subscript_p): Likewise.
13708 (get_references_in_stmt): Likewise.
13709 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13710 (substitute_in_expr): Likewise.
13711 (type_cache_hasher::equal): Likewise.
13712 (walk_type_fields): Likewise.
13713 * var-tracking.c (adjust_mems): Add FALLTHRU.
13714 (set_dv_changed): Adjust fall through comment.
13715 * varasm.c (default_function_section): Add FALLTHRU.
13717 2016-08-12 Marek Polacek <polacek@redhat.com>
13720 * tree-complex.c (expand_complex_division): Add missing break.
13722 2016-08-12 Richard Biener <rguenther@suse.de>
13724 * passes.c (execute_todo): Do not push/pop TV_TODO.
13725 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13726 (execute_one_pass): Likewise.
13727 * common.opt (ftime-report-details): New switch.
13728 * doc/invoke.texi (ftime-report-details): Document.
13729 * timevar.h (timer::print_row): Adjust signature.
13730 (timer::all_zero): New static helper.
13731 (timer::child_map_t): New typedef.
13732 (timer::time_var_def): Add children field.
13733 * timevar.c (timer::named_items::print): Adjust.
13734 (timer::~timer): Free timevar recorded children.
13735 (timer::pop_internal): When -ftime-report-details record
13736 time spent in sub-timevars.
13737 (timer::print_row): Adjust.
13738 (timer::print): Print sub-timevar stats, use all_zero.
13739 * timevar.def (TV_TODO): Remove.
13741 2016-08-12 Richard Biener <rguenther@suse.de>
13743 PR tree-optimization/72851
13744 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13745 worklists to use bitmaps indexed in execution order.
13746 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13747 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13748 (cfg_blocks): Make a bitmap.
13749 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13751 (cfg_blocks_empty_p): Adjust.
13752 (cfg_blocks_add): Likewise.
13753 (cfg_blocks_get): Likewise.
13754 (add_ssa_edge): Likewise.
13755 (add_control_edge): Likewise.
13756 (simulate_stmt): Likewise.
13757 (process_ssa_edge_worklist): Likewise.
13758 (simulate_block): Likewise.
13759 (ssa_prop_init): Compute PRE order and stmt UIDs.
13760 (ssa_prop_fini): Adjust.
13761 (ssa_propagate): Adjust.
13763 2016-08-12 Richard Biener <rguenther@suse.de>
13765 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13766 the currently executable edges have fixed ranges. Always
13767 go through update_value_range.
13769 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13773 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13774 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13775 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13776 (LANG_HOOKS_DECLS): Add it.
13777 * langhooks.h (struct lang_hooks_for_decls): Add
13778 function_decl_defaulted. Const_tree-ify
13779 function_decl_explicit_p and function_decl_deleted_p.
13780 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13781 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13782 also at strict DWARF v5.
13785 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13786 TYPE_QUAL_CONST in reference-typed decls.
13789 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13790 in DW_OP_pieces, just enough to handle pointers to member
13792 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13793 expression on DWARFv5 if a constant value doesn't work.
13795 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13797 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13798 * selftest.c (selftest::test_assertions): New function.
13799 (selftest::selftest_c_tests): New function.
13800 * selftest.h (selftest::selftest_c_tests): New declaration.
13802 2016-08-11 Richard Biener <rguenther@suse.de>
13803 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13805 PR rtl-optimization/72855
13806 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13808 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13811 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13812 (vsx_store_<mode>): Likewise.
13814 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13816 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13817 TImode CONST_WIDE_INT store.
13818 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13820 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13822 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13823 mode if unaligned SSE load and store are optimal.
13825 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13827 PR tree-optimization/71083
13828 * tree-predcom.c (ref_at_iteration): Correctly align the
13831 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13833 * config/s390/s390-builtin-types.def: Add INT128 types.
13834 * config/s390/s390-builtins.def: Add INT128 variants for the add
13835 sub low-level builtins dealing with TImode.
13836 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13837 via subreg when expanding a builtin.
13838 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13839 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13841 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13842 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13843 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13844 "vacc<bhfgq>_<mode>".
13845 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13846 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13847 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13848 "vscbi<bhfgq>_<mode>".
13849 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13850 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13852 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13854 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13856 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13858 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13859 unused declaration.
13860 (vcond<v_cmp_mixed><mode>): Ditto.
13861 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13863 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13865 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13866 variable explicitly, also assert on it before use.
13868 2016-08-11 Richard Biener <rguenther@suse.de>
13870 PR tree-optimization/72772
13871 * cfgloopmanip.c (create_preheader): Use split_edge if there
13872 is a single loop entry, avoiding degenerate PHIs.
13874 2016-08-11 Richard Biener <rguenther@suse.de>
13876 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13877 unconditional TODO_cleanup_cfg.
13878 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13879 cleanup only if we threaded a jump.
13881 2016-08-11 Alan Modra <amodra@gmail.com>
13884 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13885 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13886 slow. Emit two reloads for slow mem case, first loading in
13887 fast innermode, then converting to required mode.
13889 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13891 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13892 (vec_extract_sig): New macro.
13893 (vec_insert_exp): New macro.
13894 (vec_test_data_class): New macro.
13895 (scalar_extract_exp): New macro.
13896 (scalar_extract_sig): New macro.
13897 (scalar_insert_exp): New macro.
13898 (scalar_test_data_class): New macro.
13899 (scalar_test_neg): New macro.
13900 (scalar_cmp_exp_gt): New macro.
13901 (scalar_cmp_exp_lt): New macro.
13902 (scalar_cmp_exp_eq): New macro.
13903 (scalar_cmp_exp_unordered): New macro.
13904 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13905 to enforce constraint that operand is a 7-bit unsigned literal.
13906 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13907 for power9 built-ins.
13908 (BU_P9V_VSX_2): Likewise.
13909 (BU_P9V_64BIT_VSX_2): Likewise.
13910 (VSEEDP): Add scalar extract exponent support.
13911 (VSEESP): Add scalar extract signature support.
13912 (VSTDCNDP): Add scalar test negative support.
13913 (VSTDCNSP): Likewise.
13914 (VSIEDP): Add scalar insert exponent support.
13915 (VSCEDPGT): Add scalar compare exponent greater than support.
13916 (VSCEDPLT): Add scalar compare exponent less than support.
13917 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13918 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13919 (VSTDCDP): Add scalar test data class support.
13920 (VSTDCSP): Likewise.
13921 (VSEEDP): Add overload support for scalar extract exponent
13923 (VSESDP): Add overload support for scalar extract signature
13925 (VSTDCN): Add overload support for scalar test negative
13927 (VSTDCNDP): Add overload support for scalar test negative
13929 (VSTDCNSP): Add overload support for scalar test negative
13931 (VSIEDP): Add overload support for scalar insert exponent
13933 (VSTDC): Add overload support for scalar test data class
13935 (VSTDCDP): Add overload support for scalar test data class
13937 (VSTDCSP): Add overload support for scalar test data class
13939 (VSCEDPGT): Add overload support for scalar compare exponent
13940 greater than operation.
13941 (VSCEDPLT): Add overload support for scalar compare exponent
13942 less than operation.
13943 (VSCEDPEQ): Add overload support for scalar compare exponent
13944 test-for-equality operation.
13945 (VSCEDPUO): Add overload support for scalar compare exponent
13946 test-for-unordered operation.
13947 (VEEDP): Add vector extract exponent support.
13949 (VESDP): Add vector extract significand support.
13951 (VIEDP): Add vector insert exponent support.
13953 (VTDCDP): Add vector test data class support.
13954 (VTDCSP): Likewise.
13955 (VES): Add overload support for vector extract significand operation.
13958 (VEE): Add overload support for vector extract exponent operation.
13961 (VTDC): Add overload support for vector test data class operation.
13962 (VTDCDP): Likewise.
13963 (VTDCSP): Likewise.
13964 (VIE): Add overload support for vector insert exponent operation.
13967 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13968 overloaded binary floating point functions.
13969 (altivec_resolve_overloaded_builtin): Improve error messages to
13970 distinguish between functions not supported in the current
13971 compiler configuration and functions that were invoked with an
13972 invalid parameter combination, and include the built-in function
13973 name in both error messages.
13974 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13976 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13978 (rs6000_expand_binop_builtin): Add check to enforce that argument
13979 2 of the test data class operations is a 7-bit unsigned literal.
13980 (rs6000_invalid_builtin): Add code to issue an error message if a
13981 built-in function that requires the power9_vector and -m32
13982 command-line options is compiled without these options.
13983 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13984 (UNSPEC_VSX_SXSIGDP): New value.
13985 (UNSPEC_VSX_SXSIGPDP): New value.
13986 (UNSPEC_VSX_SIEXPDP): New value.
13987 (UNSPEC_VSX_SCMPEXPDP): New value.
13988 (UNSPEC_VSX_STSTDC): New value.
13989 (UNSPEC_VSX_VXEXP): New value.
13990 (UNSPEC_VSX_VXSIG): New value.
13991 (UNSPEC_VSX_VIEXP): New value.
13992 (UNSPEC_VSX_VTSTDC): New value.
13993 (xsxexpdp): New insn for scalar extract exponent.
13994 (xsxsigdp): New insn for scalar extract significand.
13995 (xsiexpdp): New insn for scalar insert exponent.
13996 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13997 (*xscmpexpdp): New insn for scalar compare exponents.
13998 (xststdc<Fvsx): New expansion for both single- and
13999 double-precision scalar test data class operations.
14000 (xststdcneg<Fvsx>): New expansion for both single- and
14001 double-precision scalar test for negative value operations.
14002 (*xststdc<Fvsx>): New insn for scalar test data class
14004 (xvxexp<VSs>): New insn for single- and double-precision
14005 vector extract exponent operation.
14006 (xvxsig<VSs>): New insn for single- and double-precision
14007 vector extract significand operation.
14008 (xviexp<VSs>): New insn for single- and double-precision
14009 vector insert exponent operation.
14010 (xvtstdc<VSs>): New insn for single- and double-precision
14011 vector test data class operation.
14012 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14013 built-in functions to represent the Power9 binary floating-point
14014 support instructions.
14016 2016-08-10 bin cheng <bin.cheng@arm.com>
14018 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14020 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14021 Renlin Li <renlin.li@arm.com>
14022 Bin Cheng <bin.cheng@arm.com>
14024 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14025 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14026 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14027 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14028 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14029 (vcond<v_cmp_result><mode>): Ditto.
14030 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14031 (vcondu<mode><mode>): Ditto.
14032 (vcond<v_cmp_mixed><mode>): New pattern.
14033 (vcondu<mode><v_cmp_mixed>): New pattern.
14034 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14035 of aarch64_vcond_internal.
14037 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14038 Renlin Li <renlin.li@arm.com>
14039 Bin Cheng <bin.cheng@arm.com>
14041 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14042 (vec_cmp<mode><v_cmp_result>): New pattern.
14043 (vec_cmpu<mode><mode>): New pattern.
14044 (vcond_mask_<mode><v_cmp_result>): New pattern.
14046 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14048 PR tree-optimization/71734
14049 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14050 REF_LOOP, invoke ref_indep_loop_p_1.
14051 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14052 to ref_indep_loop_p.
14053 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14054 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14055 is inside LOOP, do not cache dpendence value for loops with
14057 (ref_indep_loop_p_2): Delete function.
14058 (can_sm_ref_p): Pass LOOP as additional argument to
14061 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14064 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14065 being an offsettable address.
14067 2016-08-10 Martin Liska <mliska@suse.cz>
14069 PR gcov-profile/58306
14070 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14071 atomic variants of profile update functions.
14073 2016-08-10 Martin Liska <mliska@suse.cz>
14075 Cherry picked (and modified) from google-4_7 branch
14076 2012-12-26 Rong Xu <xur@google.com>
14077 * common.opt (fprofile-update): Add new flag.
14078 * coretypes.h: Define enum profile_update.
14079 * doc/invoke.texi: Document -fprofile-update.
14080 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14081 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14082 * tree-profile.c (gimple_init_edge_profiler): Generate
14083 also atomic profiler update.
14084 (gimple_gen_edge_profiler): Likewise.
14086 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14088 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14089 stack_usage_file to NULL after fclose calls.
14091 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14094 * reload.c (push_reload): Compute subreg_in_class for
14095 subregs of constants and plus expressions. Remove special
14096 handling of SYMBOL_REFs.
14098 2016-08-10 Alan Modra <amodra@gmail.com>
14101 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14102 SImode for TARGET_E500_DOUBLE when given SImode.
14104 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14106 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14107 unused variable __O.
14109 2016-08-09 Martin Liska <mliska@suse.cz>
14111 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14112 _gcov_reset to __gcov_reset.
14113 * doc/gcov-tool.texi: Fix typo.
14115 2016-08-09 Martin Liska <mliska@suse.cz>
14117 * value-prof.c (gimple_divmod_values_to_profile): Do not
14118 instrument MOD histogram if a value is not a SSA name.
14120 2016-08-09 Martin Liska <mliska@suse.cz>
14122 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14125 2016-08-09 Renlin Li <renlin.li@arm.com>
14127 PR middle-end/64971
14128 * calls.c (prepare_call_address): Convert funexp to Pmode when
14130 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14131 (sibcall_value): Likewise.
14133 2016-08-09 Marek Polacek <polacek@redhat.com>
14136 * cselib.c (cselib_expand_value_rtx_1): Add return.
14137 * gengtype.c (dbgprint_count_type_at): Likewise.
14138 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14139 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14141 2016-08-09 Martin Jambor <mjambor@suse.cz>
14144 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14145 if instance is a MEM_REF.
14147 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14150 * config/i386/i386.md (*movtf_internal): Use
14151 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14152 in the insn constraint.
14153 (*movxf_internal): Ditto.
14154 (*movdf_internal): Ditto.
14155 (*movsf_internal): Ditto.
14157 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14159 PR tree-optimization/72772
14160 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14163 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14165 PR tree-optimization/72772
14166 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14168 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14169 parameter STOP and update calls. Move expand_simple_operations
14170 function call from here...
14171 (simplify_using_initial_conditions): ...to here. Delete parameter
14173 (tree_simplify_using_condition): Delete parameter STOP.
14174 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14175 simplify_using_initial_conditions.
14177 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14180 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14181 Use create_tmp_var_raw instead of create_tmp_var.
14183 2016-08-09 Richard Biener <rguenther@suse.de>
14185 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14186 Treat same SSA names related.
14188 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14190 PR tree-optimization/72824
14191 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14192 real_zerop is not negative.
14194 2016-08-09 Richard Biener <rguenther@suse.de>
14196 PR tree-optimization/71802
14197 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14198 all merge opportunities with the predecessor.
14200 2016-08-09 Richard Biener <rguenther@suse.de>
14203 * ipa-prop.c (ipa_modify_formal_parameters): Build
14204 parameter types with natural alignment also for the
14207 2016-08-08 Andi Kleen <ak@linux.intel.com>
14209 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14211 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14214 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14215 do-nothing langhook.
14216 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14217 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14218 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14219 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14221 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14224 * input.c: Ensure that HAVE_ICONV is defined.
14226 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14228 PR middle-end/72781
14229 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14230 private vars for lastprivate and for linear iterator.
14232 PR middle-end/68762
14233 * omp-simd-clone.c: Include varasm.h.
14234 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14235 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14236 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14237 update function name.
14239 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14241 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14242 (avr_diagnose_devicespecs_error): Remove.
14243 (avr_devicespecs_file): Remove composing absolute path for specfile
14244 and its verbose info. Remove conditions to check specs-file,
14246 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14248 PR rtl-optimization/72821
14249 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14250 just return false for them.
14252 2016-08-08 Alan Modra <amodra@gmail.com>
14255 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14256 toc refs created during reload. Update function comment.
14258 2016-08-08 Alan Modra <amodra@gmail.com>
14261 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14262 alternatives. Put loads first, then stores, and reg/reg moves
14263 within same class later. Delete attr length.
14265 2016-08-08 Alan Modra <amodra@gmail.com>
14268 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14269 (mem_operand_ds_form): New predicate.
14270 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14271 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14272 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14273 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14274 (extendsfdf2_fpr): Replace o constraint with wY.
14276 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14278 * tree-ssa-threadbackward.c: Include tree-inline.h
14279 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14280 size of copied block; for cold paths reduce duplication.
14281 (find_jump_threads_backwards): Remove redundant tests.
14282 (pass_thread_jumps::gate): Enable for -Os.
14284 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14287 * stor-layout.c (layout_decl): Fix up formatting.
14288 (relayout_decl): Allow DECL to be FIELD_DECL.
14290 2016-08-07 Alan Modra <amodra@gmail.com>
14292 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14294 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14296 * data-streamer-in.c (streamer_read_wide_int): New.
14297 (streamer_read_widest_int): Renamed function.
14298 * data-streamer-out.c (streamer_write_wide_int): New
14299 (streamer_write_widest_int): Renamed function.
14300 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14302 (input_cfg): Call renamed function.
14303 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14305 (output_cfg): Call renamed function.
14306 * data-streamer.h: Add declarations.
14308 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14310 * tree-ssa-ccp.c (extend_mask): New param sgn.
14311 Remove ORing with wi::mask.
14312 (get_default_value): Adjust call to extend_mask to pass sign.
14313 (evaluate_stmt): Likewise.
14315 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14317 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14320 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14322 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14323 transform if operand's type is pointer to function or method.
14325 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14327 PR tree-optimization/18046
14328 * tree-ssa-threadedge.c: Include cfganal.h.
14329 (simplify_control_statement_condition): If simplifying a
14330 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14331 with the dominating ASSERT_EXPR before handing it off to VRP.
14332 Mention that a CASE_LABEL_EXPR may be returned.
14333 (thread_around_empty_blocks): Adjust to handle
14334 simplify_control_statement_condition() returning a
14336 (thread_through_normal_block): Likewise.
14337 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14338 a switch statement by trying to determine which case label
14341 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14343 PR rtl-optimization/69847
14344 * lra-constraints.c (process_invariant_for_inheritance): Save
14345 pattern instead of src.
14346 (remove_inheritance_pseudos): Use the pattern. Add assert.
14348 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14350 * input.c (string_concat::string_concat): New constructor.
14351 (string_concat_db::string_concat_db): New constructor.
14352 (string_concat_db::record_string_concatenation): New method.
14353 (string_concat_db::get_string_concatenation): New method.
14354 (string_concat_db::get_key_loc): New method.
14355 (class auto_cpp_string_vec): New class.
14356 (get_substring_ranges_for_loc): New function.
14357 (get_source_range_for_substring): New function.
14358 (get_num_source_ranges_for_substring): New function.
14359 (class selftest::lexer_test_options): New class.
14360 (struct selftest::lexer_test): New struct.
14361 (class selftest::ebcdic_execution_charset): New class.
14362 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14363 (selftest::lexer_test::lexer_test): New constructor.
14364 (selftest::lexer_test::~lexer_test): New destructor.
14365 (selftest::lexer_test::get_token): New method.
14366 (selftest::assert_char_at_range): New function.
14367 (ASSERT_CHAR_AT_RANGE): New macro.
14368 (selftest::assert_num_substring_ranges): New function.
14369 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14370 (selftest::assert_has_no_substring_ranges): New function.
14371 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14372 (selftest::test_lexer_string_locations_simple): New function.
14373 (selftest::test_lexer_string_locations_ebcdic): New function.
14374 (selftest::test_lexer_string_locations_hex): New function.
14375 (selftest::test_lexer_string_locations_oct): New function.
14376 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14377 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14378 (selftest::test_lexer_string_locations_ucn4): New function.
14379 (selftest::test_lexer_string_locations_ucn8): New function.
14380 (selftest::uint32_from_big_endian): New function.
14381 (selftest::test_lexer_string_locations_wide_string): New function.
14382 (selftest::uint16_from_big_endian): New function.
14383 (selftest::test_lexer_string_locations_string16): New function.
14384 (selftest::test_lexer_string_locations_string32): New function.
14385 (selftest::test_lexer_string_locations_u8): New function.
14386 (selftest::test_lexer_string_locations_utf8_source): New function.
14387 (selftest::test_lexer_string_locations_concatenation_1): New
14389 (selftest::test_lexer_string_locations_concatenation_2): New
14391 (selftest::test_lexer_string_locations_concatenation_3): New
14393 (selftest::test_lexer_string_locations_macro): New function.
14394 (selftest::test_lexer_string_locations_stringified_macro_argument):
14396 (selftest::test_lexer_string_locations_non_string): New function.
14397 (selftest::test_lexer_string_locations_long_line): New function.
14398 (selftest::test_lexer_char_constants): New function.
14399 (selftest::input_c_tests): Call the new test functions once per
14400 case within the line_table test matrix.
14401 * input.h (struct string_concat): New struct.
14402 (struct location_hash): New struct.
14403 (class string_concat_db): New class.
14404 * substring-locations.h: New header.
14406 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14408 PR tree-optimization/72810
14409 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14410 the type of the case labels when truncating.
14412 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14415 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14416 (aarch64_fp16_ptr_type_node): Likewise.
14417 * config/aarch64/aarch64-simd-builtins.c
14418 (aarch64_fp16_ptr_type_node): Define.
14419 (aarch64_init_fp16_types): New, refactored out of...
14420 (aarch64_init_builtins): ...here, update to call
14421 aarch64_init_fp16_types.
14422 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14424 (aapcs_vfp_sub_candidate): Likewise.
14426 2016-08-05 Martin Liska <mliska@suse.cz>
14427 Joshua Cranmer <Pidgeot18@gmail.com>
14429 * gcov.c (line_t::has_block): New function.
14430 (enum loop_type): New enum.
14431 (handle_cycle): New function.
14432 (unblock): Likewise.
14433 (circuit): Likewise.
14434 (get_cycles_count): Likewise.
14435 (accumulate_line_counts): Use new loop detection algorithm.
14437 2016-08-05 Martin Liska <mliska@suse.cz>
14439 * gcov.c (output_intermediate_file): Rename
14440 function_info::line_next to next_file_fn.
14441 (process_file): Likewise.
14442 (read_graph_file): Likewise.
14443 (accumulate_line_counts): Likewise.
14444 (output_lines): Likewise.
14446 2016-08-05 Richard Biener <rguenther@suse.de>
14448 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14449 restriction on threading to a loop header.
14451 2016-08-05 Richard Biener <rguenther@suse.de>
14453 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14454 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14455 adjust loop info accordingly.
14457 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14459 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14460 before folding call to __builtin_constant_p with parameters to false.
14462 2016-08-05 Alan Modra <amodra@gmail.com>
14464 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14465 code accidentally committed 2016-05-02 providing class when given
14468 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14470 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14471 the case label ranges that partially overlap with OP's value
14474 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14477 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14478 Cast builtin function result to __mmask16 instead of __mmask8.
14479 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14480 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14481 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14483 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14485 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14486 (ASSERT_TRUE_AT): New macro.
14487 (ASSERT_FALSE): Reimplement in terms of...
14488 (ASSERT_FALSE_AT): New macro.
14489 (ASSERT_STREQ_AT): Fix typo in comment.
14491 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14493 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14494 labels are exhaustive, designate the label with the widest
14495 range to be the default label.
14497 2016-08-04 Andrew Pinski <apinski@cavium.com>
14499 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14500 (thunderx_tunings): Use thunderx_vector_cost instead of
14501 generic_vector_cost.
14503 2016-08-04 Martin Liska <mliska@suse.cz>
14505 * gcov.c (main): Fix GNU coding style.
14506 (output_intermediate_file): Likewise.
14507 (process_file): Likewise.
14508 (generate_results): Likewise.
14509 (release_structures): Likewise.
14510 (create_file_names): Likewise.
14511 (find_source): Likewise.
14512 (read_graph_file): Likewise.
14513 (find_exception_blocks): Likewise.
14514 (canonicalize_name): Likewise.
14515 (make_gcov_file_name): Likewise.
14516 (mangle_name): Likewise.
14517 (accumulate_line_counts): Likewise.
14518 (output_branch_count): Likewise.
14519 (read_line): Likewise.
14521 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14523 PR rtl-optimization/71779
14524 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14525 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14526 or if it was truncated.
14528 PR rtl-optimization/70903
14529 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14531 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14533 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14534 accessing SSA_NAME_PTR_INFO.
14536 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14539 * common/config/avr/avr-common.c (avr_option_optimization_table)
14540 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14542 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14545 * config/avr/avr.md: New pattern to work around do_store_flag
14546 generating shift instructions for bit extractions.
14548 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14550 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14552 (add_equivalence): Likewise.
14553 (get_value_range): Allocate value range with vrp_value_range_pool.
14554 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14555 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14557 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14560 the default for the rs6000 port.
14562 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14564 PR middle-end/71876
14565 * calls.c (special_function_p): Remove special handling of
14566 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14567 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14568 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14570 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14572 PR middle-end/72778
14573 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14574 Don't stop on regular insns.
14576 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14578 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14579 size to DImode boundary.
14580 (nvptx_propagate): Likewise.
14582 2016-08-03 Alan Modra <amodra@gmail.com>
14584 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14585 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14586 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14587 from -mefficient-unaligned-vector. Note that this affects fp too.
14589 2016-08-03 Alan Modra <amodra@gmail.com>
14591 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14594 2016-08-03 Alan Modra <amodra@gmail.com>
14596 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14597 to a reg. Localize vars.
14599 2016-08-03 Alan Modra <amodra@gmail.com>
14601 * config/rs6000/rs6000.opt: Remove negatives from help strings
14604 2016-08-03 Alan Modra <amodra@gmail.com>
14606 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14607 Delete duplicated code.
14609 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14611 PR middle-end/72778
14612 * lra-spills.c (regno_in_use_p): New.
14613 (lra_final_code_change): Use it.
14615 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14617 PR rtl-optimization/69847
14618 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14620 (lra_rtx_hash): New.
14621 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14623 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14624 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14625 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14626 next insn is USE with the same reg as the current insn source.
14627 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14629 (lra_constraints_init): Call initiate_invariants.
14630 (lra_constraints_finish): Call finish_invariants.
14631 (struct invariant, invariant_t, invariant_ptr_t): New.
14632 (const_invariant_ptr_t, invariants, invariants_pool): New.
14633 (invariant_table, invariant_hash, invariant_eq_p): New.
14634 (insert_invariant, initiate_invariants, finish_invariants): New.
14635 (clear_invariants, invalid_invariant_regs): New.
14636 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14637 instead of restore_regno.
14638 (invariant_p, process_invariant_for_inheritance): New.
14639 (inherit_in_ebb): Implement invariant inheritance.
14640 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14641 (remove_inheritance_pseudos): Implement undoing invariant
14643 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14644 instead of restore_regno.
14645 * lra-assigns.c (regno_live_length): New.
14646 (reload_pseudo_compare_func): Use regno_live_length.
14647 (assign_by_spills): Use restore_rtx instead of restore_regno.
14648 (lra_assign): Ditto. Initiate regno_live_length.
14650 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14652 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14653 __builtin_aarch64_fmindf.
14655 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14657 PR tree-optimization/34114
14658 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14659 information for more control IVs.
14661 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14663 PR tree-optimization/34114
14664 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14665 PLUS_EXPR case. Handle SSA_NAME case.
14667 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14669 * config/aarch64/aarch64-simd-builtins.def
14670 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14671 (__builtin_aarch64_fmaxdf): Likewise.
14672 (__builtin_aarch64_smin_nandf): Likewise.
14673 (__builtin_aarch64_smax_nandf): Likewise.
14674 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14675 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14676 (<fmaxmin><mode>3): ...this.
14677 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14678 (vminnm_f64): Likewise.
14679 (vmin_f64): Likewise.
14680 (vmax_f64): Likewise.
14681 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14682 (FMAXMIN_UNS): ...this.
14683 (fmaxmin): Merged with
14684 (fmaxmin_op): ...this...
14685 (maxmin_uns_op): ...in to this.
14687 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14689 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14690 Add support for vec_extract on vector float, vector int, vector
14691 short, and vector char vector types.
14692 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14693 vector float, vector int, vector short, and vector char
14694 optimizations on 64-bit ISA 2.07 systems for both constant and
14695 variable element numbers.
14696 (rs6000_split_vec_extract_var): Likewise.
14697 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14698 Altivec registers on ISA 2.07 and above.
14699 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14700 which never was matched due to the split occuring before register
14701 allocation (and the code would not have worked on little endian
14702 systems if it did match). Allow extracts to go to the Altivec
14703 registers if ISA 2.07 (power8). Change from using "" around the
14704 C++ code to using {}'s.
14705 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14706 vec_extracts when the vector is in memory.
14707 (vsx_extract_v4sf_var): New insn to optimize vector float
14708 vec_extracts when the element number is variable on 64-bit ISA
14710 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14711 for 64-bit ISA 2.07 as well as ISA 3.0.
14712 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14713 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14714 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14715 optimize vector int, vector short, and vector char vec_extracts
14716 when the vector is in memory.
14717 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14718 optimize vector int, vector short, and vector char vec_extracts
14719 when the element number is variable.
14721 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14724 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14725 does not overlap with other symbol flags.
14727 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14729 * config/aarch64/aarch64.h (aarch64_frame):
14730 Remove padding0 and hardfp_offset. Add locals_offset,
14731 initial_adjust, callee_adjust, callee_offset and final_adjust.
14732 * config/aarch64/aarch64.c (aarch64_layout_frame):
14733 Remove unused padding0 and hardfp_offset initializations.
14734 Choose frame layout and set frame variables accordingly.
14735 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14736 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14737 (aarch64_pop_regs): Likewise.
14738 (aarch64_expand_prologue): Remove all decision code, just emit
14739 prolog according to frame variables.
14740 (aarch64_expand_epilogue): Remove all decision code, just emit
14741 epilog according to frame variables.
14742 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14744 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14747 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14748 fix_debug_reg_uses after changing source register mode to
14749 V1TImode if source register is undefined.
14751 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14753 PR tree-optimization/71818
14754 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14755 with non invariant evolutions
14757 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14760 * config/avr/avr.md (length) [branch]: Correct insn length
14761 attribute for forward branches.
14763 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14765 * doc/extend.texi (AVR Built-in Functions): Document
14766 __builtin_avr_nops.
14767 * config/avr/builtins.def (NOPS): New.
14768 * config/avr/avr.c (avr_expand_nops): New static function.
14769 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14771 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14773 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14774 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14777 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14779 * config/aarch64/aarch64.c (vulcan_tunings): Update
14780 vulcan L1 cache_line_size.
14782 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14784 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14785 function that takes a vector memory address, a hard register, an
14786 element number and a temporary base register, and recreates an
14787 address that points to the appropriate element within the vector.
14788 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14789 (rs6000_split_vec_extract_var): Add support for the target of a
14790 vec_extract with variable element number being a scalar memory
14792 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14794 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14795 vsx_extract_<mode>_load insn with a new insn that optimizes
14796 storing either element to a memory location, using scratch
14797 registers to pick apart the vector and reconstruct the address.
14798 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14799 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14800 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14802 (vsx_extract_<mode>_var): Add support for extracting a variable
14803 element number from memory.
14805 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14807 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14808 when testing for compares against constants of the form 0xabab.
14810 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14812 PR tree-optimization/57558
14813 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14815 (vect_loop_versioning): Support versioning with niter assumptions.
14816 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14817 (vect_get_loop_niters): New parameter. Reimplement to support
14818 assumptions in loop niter info.
14819 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14820 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14821 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14822 Support loop versioning for niters.
14823 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14824 (vect_free_loop_info_assumptions): New function.
14825 (vectorize_loops): Free loop niter info for loops with flag
14826 LOOP_F_ASSUMPTIONS set if vectorization failed.
14827 * tree-vectorizer.h (struct _loop_vec_info): New field
14828 num_iters_assumptions.
14829 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14830 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14831 (LOOP_REQUIRES_VERSIONING): New macro.
14832 (vect_free_loop_info_assumptions): New decl.
14834 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14836 * cfgloop.h (struct loop): New field constraints.
14837 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14838 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14840 * cfgloop.c (alloc_loop): Initialize new field.
14841 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14842 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14843 Adjust niter analysis wrto loop constraints.
14844 * doc/loop.texi (@node Number of iterations): Add description for loop
14847 2016-07-29 Marek Polacek <polacek@redhat.com>
14850 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14851 (ix86_expand_round_builtin): Likewise.
14853 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14854 Georg-Johann Lay <avr@gjlay.de>
14856 PR rtl-optimization/71976
14857 * combine.c (get_last_value): Return 0 if the argument for which
14858 the function is called has a wider mode than the recorded value.
14860 2016-07-29 Marek Polacek <polacek@redhat.com>
14863 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14864 (altivec_expand_st_builtin): Likewise.
14866 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14868 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14869 introduced in r238381.
14871 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14873 PR middle-end/68217
14874 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14875 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14877 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14879 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14881 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14882 Add support for vec_extract of vector double or vector long having
14883 a variable element number on 64-bit ISA 2.07 systems or newer.
14884 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14886 (rs6000_split_vec_extract_var): New function to split a
14887 vec_extract built-in function with variable element number.
14888 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14890 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14891 (UNSPEC_VSX_EXTRACT): Likewise.
14892 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14893 direct move instructions to be generated on 64-bit ISA 2.07
14894 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14896 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14897 arguments for vec_extract variable element.
14898 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14899 vec_extract with variable element on V2DFmode and V2DImode
14901 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14902 -mupper-regs-df requirement, since it isn't needed.
14903 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14904 do direct moves on 64-bit systems, which allows optimization of
14905 vec_extract on 64-bit ISA 2.07 systems and newer.
14907 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14908 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14910 * config/aarch64/aarch64.md
14911 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14912 statement and type.
14913 (<optab>qihi2_aarch64): Likewise, and split into two.
14914 (extendqihi2_aarch64): New.
14915 (zero_extendqihi2_aarch64): New.
14916 * config/aarch64/iterators.md (ldrxt): Remove.
14917 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14920 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14922 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14924 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14926 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14927 (aarch64_push_reg): New function to push 1 or 2 registers.
14928 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14929 (aarch64_expand_prologue): Use aarch64_push_regs.
14930 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14932 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14934 PR tree-optimization/71734
14935 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14936 attribute instead of REF_LOOP and use it.
14937 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14938 set it for Loops having non-zero safelen attribute.
14939 (ref_indep_loop_p): Pass zero as initial value for safelen.
14941 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14943 PR middle-end/72657
14945 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14946 call using chkp_gimple_call_builtin_p.
14947 (chkp_copy_bounds_for_assign): Likewise.
14949 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14951 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14952 * config/arm/arm-protos.h (struct tune_params): Likewise.
14953 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14954 (cortex_a9_sched_adjust_cost): Likewise.
14955 (fa726te_sched_adjust_cost): Likewise.
14956 (arm_adjust_cost): Likewise.
14957 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14958 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14959 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14960 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14961 * config/ia64/ia64.c: Likewise.
14962 * config/m68k/m68k.c: Likewise.
14963 * config/mep/mep.c (mep_adjust_cost): Likewise.
14964 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14966 * config/mips/mips.c (mips_adjust_cost): Likewise.
14967 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14969 * config/pa/pa.c (pa_adjust_cost): Likewise.
14970 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14971 (rs6000_debug_adjust_cost): Likewise.
14972 * config/sh/sh.c (sh_adjust_cost): Likewise.
14973 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14974 (hypersparc_adjust_cost): Likewise.
14975 (sparc_adjust_cost): Likewise.
14976 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14977 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14978 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14980 * config/visium/visium.c (visium_adjust_cost): Likewise.
14981 * doc/tm.texi: Regenerate.
14982 * haifa-sched.c (dep_cost_1): Adjust.
14983 * target.def: Merge adjust_cost and adjust_cost_2.
14985 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14987 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14989 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14991 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14992 (extract_mentioned_regs): Append to a vector instead of
14993 returning a rtx_expr_list.
14994 (st_expr_entry): Adjust.
14995 (free_st_expr_entry): Likewise.
14996 (store_ops_ok): Likewise.
14997 (store_killed_in_insn): Likewise.
14998 (find_moveable_store): Likewise.
15000 2016-07-28 Martin Liska <mliska@suse.cz>
15002 PR gcov-profile/68025
15003 * tree-profile.c (tree_profiling): Respect
15004 no_profile_instrument_function attribute.
15005 * doc/extend.texi: Document no_profile_instrument_function
15008 2016-07-28 Martin Liska <mliska@suse.cz>
15010 PR rtl-optimization/70944
15011 * combine.c (make_compound_operation):
15012 Do not allow make_compound_operation for vector mode
15014 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15016 PR middle-end/71994
15017 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15018 before calling get_ops.
15020 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15022 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15023 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15024 (BITS_PER_UNIT_LOG): Remove.
15025 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15026 * expr.c (expand_assignment): Likewise.
15027 * stor-layout.c (initialize_sizetypes): Likewise.
15029 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15031 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15032 signature of rs6000_expand_vector_extract so that the element
15033 number is a RTX instead of a constant integer.
15034 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15036 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15037 (altivec_expand_vec_ext_builtin): Likewise.
15038 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15039 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15040 MFVSRLD instruction.
15042 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15044 * input.c (get_pure_location): Move here from tree.c.
15045 (make_location): Likewise. Add header comment.
15046 (selftest::test_accessing_ordinary_linemaps): Verify
15047 pure_location_p, make_location, get_location_from_adhoc_loc and
15048 get_range_from_loc.
15049 * input.h (get_pure_location): Move declaration here from tree.h.
15050 (get_finish): Likewise for inline function.
15051 (make_location): Likewise for declaration.
15052 * tree.c (get_pure_location): Move to input.c.
15053 (make_location): Likewise.
15054 * tree.h (get_pure_location): Move declaration to tree.h.
15055 (get_finish): Likewise for inline function.
15056 (make_location): Likewise for declaration.
15058 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15060 PR middle-end/71078
15061 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15063 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15065 * system.h (STATIC_ASSERT): Use static_assert if building
15066 with C++11 onwards.
15068 2016-07-27 Richard Biener <rguenther@suse.de>
15070 PR tree-optimization/72517
15071 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15072 Revert change to not compute read-read dependences.
15074 2016-07-27 Richard Biener <rguenther@suse.de>
15076 * predict.c (set_even_probabilities): Make nedges unsigned.
15078 2016-07-27 Martin Liska <mliska@suse.cz>
15080 * predict.c (set_even_probabilities): Handle unlikely edges.
15081 (combine_predictions_for_bb): Likewise.
15083 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15086 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15087 __float128 support when we don't have hardware support, so that
15088 the IEEE built-in functions like isgreater, first call __unordkf3
15089 to make sure neither operand is a NaN, and if both operands are
15090 ordered, do the normal comparison.
15092 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15094 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15096 (extract_code_and_val_from_cond_with_ops): Verify that name is
15097 either cond_op0 or cond_op1.
15099 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15101 PR tree-optimization/18046
15102 * genmodes.c (emit_mode_size_inline): Emit an assert that
15103 verifies that mode is a valid array index.
15104 (emit_mode_nuinits_inline): Likewise.
15105 (emit_mode_inner_inline): Likewise.
15106 (emit_mode_unit_size_inline): Likewise.
15107 (emit_mode_unit_precision_inline): Likewise.
15108 * tree-vrp.c: Include params.h.
15109 (find_switch_asserts): Register edge assertions for the default
15110 label which correspond to the anti-ranges of each case label.
15111 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15112 * doc/invoke.texi: Document it.
15114 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15116 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15117 and unnecessary call to gimple_bb.
15119 2016-07-26 Richard Biener <rguenther@suse.de>
15121 PR rtl-optimization/71984
15122 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15125 2016-07-26 Richard Biener <rguenther@suse.de>
15127 PR middle-end/72517
15128 * expmed.c (extract_bit_field_1): Constrain the vector mode
15129 with element size matching the extraction mode size when
15130 choosing a better vector mode to do the extraction from.
15132 2016-07-26 Richard Biener <rguenther@suse.de>
15133 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15135 PR middle-end/70920
15136 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15139 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15141 * tree-ssa-structalias.c (struct scc_info): Change types of
15142 members to auto_sbitmap and auto_vec.
15143 (scc_info::scc_info): New constructor.
15144 (scc_info::~scc_info): New destructor.
15145 (init_scc_info): Remove.
15146 (free_scc_info): Remove.
15147 (find_indirect_cycles): Adjust.
15148 (perform_var_substitution): Likewise.
15149 (free_var_substitution_info): Likewise.
15151 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15153 * tree-outof-ssa.c (struct elim_graph): Change type of members
15154 to auto_vec and auto_sbitmap.
15155 (elim_graph::elim_graph): New constructor.
15156 (delete_elim_graph): Remove.
15157 (expand_phi_nodes): Adjust.
15159 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15161 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15162 (new_elim_graph): Adjust.
15163 (clear_elim_graph): Likewise.
15164 (delete_elim_graph): Likewise.
15165 (elim_graph_size): Likewise.
15166 (elim_graph_add_node): Likewise.
15167 (elim_graph_add_edge): Likewise.
15168 (elim_graph_remove_succ_edge): Likewise.
15169 (eliminate_name): Likewise.
15170 (eliminate_build): Likewise.
15171 (elim_forward): Likewise.
15172 (elim_unvisited_predecessor): Likewise.
15173 (elim_backward): Likewise.
15174 (elim_create): Likewise.
15175 (eliminate_phi): Likewise.
15176 (expand_phi_nodes): Likewise.
15178 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15180 * bt-load.c (compute_out): Use auto_sbitmap class.
15181 (link_btr_uses): Likewise.
15182 * cfganal.c (mark_dfs_back_edges): Likewise.
15183 (post_order_compute): Likewise.
15184 (inverted_post_order_compute): Likewise.
15185 (pre_and_rev_post_order_compute_fn): Likewise.
15186 (single_pred_before_succ_order): Likewise.
15187 * cfgexpand.c (pass_expand::execute): Likewise.
15188 * cfgloop.c (verify_loop_structure): Likewise.
15189 * cfgloopmanip.c (fix_bb_placements): Likewise.
15190 (remove_path): Likewise.
15191 (update_dominators_in_loop): Likewise.
15192 * cfgrtl.c (break_superblocks): Likewise.
15193 * ddg.c (check_sccs): Likewise.
15194 (create_ddg_all_sccs): Likewise.
15195 * df-core.c (df_worklist_dataflow): Likewise.
15196 * dse.c (dse_step3): Likewise.
15197 * except.c (eh_region_outermost): Likewise.
15198 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15199 * gcse.c (prune_expressions): Likewise.
15200 (prune_insertions_deletions): Likewise.
15201 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15202 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15203 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15204 * lcm.c (compute_earliest): Likewise.
15205 (compute_farthest): Likewise.
15206 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15207 (unroll_loop_runtime_iterations): Likewise.
15208 (unroll_loop_stupid): Likewise.
15209 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15210 * lra-lives.c: Likewise.
15211 * lra.c (lra): Likewise.
15212 * modulo-sched.c (schedule_reg_moves): Likewise.
15213 (optimize_sc): Likewise.
15214 (get_sched_window): Likewise.
15215 (sms_schedule_by_order): Likewise.
15216 (check_nodes_order): Likewise.
15217 (order_nodes_of_sccs): Likewise.
15218 (order_nodes_in_scc): Likewise.
15219 * recog.c (split_all_insns): Likewise.
15220 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15221 * reload1.c (reload): Likewise.
15222 * sched-rgn.c (haifa_find_rgns): Likewise.
15223 (split_edges): Likewise.
15224 (compute_trg_info): Likewise.
15225 * sel-sched.c (init_seqno): Likewise.
15226 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15227 * tree-into-ssa.c (update_ssa): Likewise.
15228 * tree-ssa-live.c (live_worklist): Likewise.
15229 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15230 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15232 (try_peel_loop): Likewise.
15233 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15235 * tree-ssa-pre.c (compute_antic): Likewise.
15236 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15237 * tree-stdarg.c (reachable_at_most_once): Likewise.
15238 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15239 * var-tracking.c (vt_find_locations): Likewise.
15241 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15243 * sbitmap.h (auto_sbitmap): New class.
15245 2016-07-26 Alan Modra <amodra@gmail.com>
15248 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15251 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15253 * input.c (selftest::temp_source_file::temp_source_file): Fix
15254 missing "%s" in fprintf.
15256 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15258 PR middle-end/71732
15259 * cselib.c (cselib_process_insn): Invalidate argument slots for
15262 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15264 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15265 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15266 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15268 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15270 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15271 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15272 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15274 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15276 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15277 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15279 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15280 (add<mode>3): Likewise.
15281 (sub<mode>3): Likewise.
15282 (mul<mode>3): Likewise.
15283 (div<mode>3): Likewise.
15284 (*div<mode>3): Likewise.
15285 (<fmaxmin><mode>3): Extend to HF.
15286 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15287 (fabd<mode>3): Likewise.
15288 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15289 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15290 (aarch64_fmulx<mode>): Likewise.
15291 (aarch64_fac<optab><mode>): Likewise.
15292 (aarch64_frecps<mode>): Likewise.
15293 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15294 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15295 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15296 (VSDQ_HSDI): Support HI.
15297 (fcvt_target, FCVT_TARGET): Likewise.
15298 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15299 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15300 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15301 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15302 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15303 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15304 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15305 vrsqrtsh_f16): New.
15307 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15309 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15310 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15311 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15312 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15314 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15315 (aarch64_cm<optab><mode>): Likewise.
15316 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15317 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15318 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15319 (sqrt<mode>2): Likewise.
15320 (*sqrt<mode>2): Likewise.
15321 (abs<mode>2): Likewise.
15322 (<optab><mode>hf2): New pattern for HF mode.
15323 (<optab>hihf2): Likewise.
15324 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15325 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15326 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15328 * config/aarch64/arm_fp16.h: New file.
15329 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15330 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15331 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15332 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15333 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15334 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15335 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15336 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15337 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15338 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15339 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15340 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15343 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15345 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15346 reduc_smin_scal_): Use VDQIF_F16.
15347 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15348 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15350 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15351 * config/aarch64/iterators.md (VDQIF_F16): New.
15352 (vp): Support HF modes.
15353 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15354 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15356 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15358 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15359 "*aarch64_mulx_elt_from_dup<mode>".
15360 (*aarch64_mul3_elt<mode>): Update schedule type.
15361 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15362 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15363 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15364 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15365 (f, fp): Support HF modes.
15366 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15367 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15368 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15369 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15370 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15371 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15373 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15375 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15376 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15378 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15381 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15383 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15384 * config/aarch64/aarch64-simd.md
15385 (aarch64_rsqrts<mode>): Extend to HF modes.
15386 (fabd<mode>3): Likewise.
15387 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15388 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15389 (aarch64_<maxmin_uns>p<mode>): Likewise.
15390 (<su><maxmin><mode>3): Likewise.
15391 (<maxmin_uns><mode>3): Likewise.
15392 (<fmaxmin><mode>3): Likewise.
15393 (aarch64_faddp<mode>): Likewise.
15394 (aarch64_fmulx<mode>): Likewise.
15395 (aarch64_frecps<mode>): Likewise.
15396 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15397 (add<mode>3): Extend to HF modes.
15398 (sub<mode>3): Likewise.
15399 (mul<mode>3): Likewise.
15400 (div<mode>3): Likewise.
15401 (*div<mode>3): Likewise.
15402 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15404 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15405 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15406 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15407 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15408 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15409 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15410 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15411 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15412 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15413 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15414 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15415 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15416 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15417 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15419 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15421 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15422 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15423 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15424 (neg<mode>2): Likewise.
15425 (abs<mode>2): Likewise.
15426 (<frint_pattern><mode>2): Likewise.
15427 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15428 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15429 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15430 (ftrunc<VDQF:mode>2): Likewise.
15431 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15432 (sqrt<mode>2): Likewise.
15433 (*sqrt<mode>2): Likewise.
15434 (aarch64_frecpe<mode>): Likewise.
15435 (aarch64_cm<optab><mode>): Likewise.
15436 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15438 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15439 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15441 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15442 (vdupq_n_f16): Likewise.
15443 (vld1_dup_f16): Use vdup_n_f16.
15444 (vld1q_dup_f16): Use vdupq_n_f16.
15445 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15446 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15447 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15448 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15449 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15450 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15451 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15452 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15453 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15454 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15455 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15456 vsqrt_f16, vsqrtq_f16): New.
15458 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15460 * config/aarch64/aarch64-simd.md
15461 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15462 (aarch64_ext<mode>): Likewise.
15463 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15464 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15465 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15467 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15469 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15470 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15471 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15472 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15473 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15474 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15475 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15477 (vmov_n_f16): Reimplement using vdup_n_f16.
15478 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15480 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15482 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15483 "frame_related_p". Generate CFA annotation when it's necessary.
15484 (aarch64_expand_prologue): Use aarch64_add_constant.
15485 (aarch64_expand_epilogue): Likewise.
15486 (aarch64_output_mi_thunk): Pass "false" when calling
15487 aarch64_add_constant.
15489 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15491 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15494 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15496 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15497 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15498 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15499 (aarch64_build_constant): Delete.
15501 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15504 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15506 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15507 flag_toplevel_reorder.
15509 2016-07-25 Richard Biener <rguenther@suse.de>
15511 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15512 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15513 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15514 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15515 (streamer_get_builtin_tree): Likewise.
15516 (streamer_write_builtin): Likewise.
15517 * lto-streamer.h (LTO_builtin_decl): Remove.
15518 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15519 (lto_input_scc): Remove LTO_builtin_decl handling.
15520 (lto_input_tree_1): Liekwise.
15521 * lto-streamer-out.c (lto_output_tree_1): Remove special
15522 handling of builtins.
15523 (DFS::DFS): Likewise.
15524 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15525 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15527 (streamer_write_builtin): Remove.
15529 2016-07-25 Martin Liska <mliska@suse.cz>
15531 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15532 if flag_auto_profile is set to true.
15534 2016-07-25 Martin Liska <mliska@suse.cz>
15536 PR gcov-profile/71868
15537 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15538 have a function with multiple latches, count them all.
15540 2016-07-25 Martin Liska <mliska@suse.cz>
15542 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15544 2016-07-25 Martin Liska <mliska@suse.cz>
15546 PR tree-optimization/71987
15547 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15548 just for SSA_NAMEs. Fix GNU coding style.
15550 2016-07-25 Martin Liska <mliska@suse.cz>
15552 PR gcov-profile/64874
15553 * gcov-io.h: Update command about file format.
15554 * gcov-iov.c (main): Adapt the numbering scheme.
15556 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15558 PR middle-end/66726
15559 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15560 whose result is used in PHI.
15561 (final_range_test_p): Likewise.
15562 (maybe_optimize_range_tests): Likewise.
15564 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15566 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15567 Reformat two multi-line strings.
15569 2016-07-22 Martin Sebor <msebor@redhat.com>
15571 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15573 2016-07-22 Martin Sebor <msebor@redhat.com>
15576 * doc/extend.texi (Compound Literals): Correct and clarify.
15577 (Cast to Union): Same.
15579 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15581 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15582 comments to explain why certain error messages make mention of
15583 undocumented options.
15584 (rs6000_invalid_builtin): Change error messages to replace mention
15585 of undocumented options with mention of the -mcpu=power9 option
15586 that enables those undocumented options.
15587 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15588 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15589 definition of this macro to correct an existing error.
15590 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15591 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15592 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15593 descriptions of built-in functions so that they depend on
15594 -mcpu=power9 instead of on the corresponding undocumented flags.
15595 * doc/invoke.texi (Option Summary): Remove all mention of newly
15596 undocumented flags.
15597 (IBM RS/6000 and PowerPC Options): Likewise.
15598 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15599 mention of newly undocumented flags.
15601 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15603 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15604 when target_clones attribute is set.
15606 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15608 * common.opt (funsafe-loop-optimizations): Mark ignore.
15609 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15610 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15612 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15613 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15615 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15617 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15619 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15621 (number_of_iterations_exit): Warn missed loop optimization for
15622 possible infinite loops.
15624 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15627 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15628 when to emit a ".machine" pseudo-op.
15630 2016-07-22 Martin Liska <mliska@suse.cz>
15632 PR gcov-profile/69028
15633 PR gcov-profile/62047
15634 * coverage.c (coverage_compute_lineno_checksum): Do not
15635 calculate checksum for fns w/o xloc.file.
15636 (coverage_compute_profile_id): Likewise.
15638 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15640 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15641 (avr_secondary_reload): ...and implementation.
15642 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15643 * config/avr/avr.md (reload_in<mode>): Remove insns.
15644 (adjust_len) [lpm]: Remove insn attribute value.
15645 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15647 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15649 PR middle-end/71876
15650 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15652 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15653 * calls.c (special_function_p): Remove the special handling of the
15654 "__builtin_" prefix.
15656 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15658 PR middle-end/71876
15659 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15660 if STMT may be an alloca call.
15661 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15662 builtin alloca call.
15663 * calls.h (gimple_maybe_alloca_call_p): New function.
15664 * tree-inline.c (inline_forbidden_p_stmt): Use
15665 gimple_maybe_alloca_call_p here.
15667 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15669 * spellcheck-tree.c (best_macro_match::best_macro_match):
15670 Explictly specify the template arguments when invoking the base
15671 class constructor, to help older C++ compilers.
15673 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15676 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15677 before builtin_decl_implicit.
15679 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15681 * optabs.c (emit_condiitonal_move): Short circuit for identical
15684 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15686 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15687 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15688 (noce_conversion_profitable_p): New.
15689 (noce_try_store_flag_constants): Use it.
15690 (noce_try_addcc): Likewise.
15691 (noce_try_store_flag_mask): Likewise.
15692 (noce_try_cmove): Likewise.
15693 (noce_try_cmove_arith): Likewise.
15694 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15696 (noce_convert_multiple_sets): Move cost model to here, from...
15697 (bb_ok_for_noce_convert_multiple_sets) ...here.
15698 (noce_process_if_block): Update calls for above changes.
15699 (noce_find_if_block): Record new noce_if_info parameters.
15701 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15703 * target.def (max_noce_ifcvt_seq_cost): New.
15704 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15705 * doc/tm.texi: Regenerate.
15706 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15707 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15708 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15709 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15710 * doc/invoke.texi: Document new params.
15712 2016-07-21 Richard Biener <rguenther@suse.de>
15714 PR tree-optimization/71947
15715 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15716 ranges have useful limit_vr information.
15718 2016-07-21 Richard Biener <rguenther@suse.de>
15720 * function-tests.c (build_trivial_generic_function): Set
15721 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15722 * omp-low.c (create_omp_child_function): Likewise.
15723 (grid_expand_target_grid_body): Likewise.
15724 * cgraphunit.c (init_lowered_empty_function): Likewise.
15725 (cgraph_node::expand_thunk): Likewise.
15726 * tree-parloops.c (create_loop_fn): Likewise.
15727 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15729 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15731 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15734 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15736 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15737 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15738 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15739 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15740 values for insn attribute.
15741 * config/avr/avr.c (avr_out_insert_notbit): New function.
15742 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15743 ADJUST_LEN_INSV_NOTBIT_0/_7.
15744 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15746 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15748 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15749 (chrec_convert_1, chrec_convert): Ditto.
15750 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15751 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15752 * tree-vrp.c (adjust_range_with_scev): Ditto.
15753 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15754 (scev_var_range_cant_overflow): New function.
15755 (scev_probably_wraps_p): New parameter. Call above function.
15756 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15758 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15760 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15761 by removing computation of may_be_zero.
15763 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15765 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15767 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15769 Improving concepts performance and diagnostics.
15770 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15771 for constraint satisfaction and subsumption.
15772 * timevar.h (auto_timevar): New constructor that matches the push/pop
15773 pattern of usage in pt.c.
15775 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15777 * hwint.h (HOST_WIDE_INT_0): New define.
15778 (HOST_WIDE_INT_0U): Ditto.
15779 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15780 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15781 * simplify-rtx.c: Ditto.
15782 * tree-object-size.c: Ditto.
15784 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15786 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15789 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15791 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15792 * combine.c: Use HOST_WIDE_INT_M1U instead of
15793 ~(unsigned HOST_WIDE_INT) 0.
15794 * double-int.h: Ditto.
15796 * dwarf2asm.c:Ditto.
15798 * genmodes.c: Ditto.
15800 * read-rtl.c: Ditto.
15801 * tree-ssa-loop-ivopts.c: Ditto.
15802 * tree-ssa-loop-prefetch.c: Ditto.
15803 * tree-vect-generic.c: Ditto.
15804 * tree-vect-patterns.c: Ditto.
15807 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15809 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15810 constant addresses outside [0,0xc0] into a register.
15811 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15812 cases where the base address register is unused after.
15813 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15814 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15815 (avr_out_store_psi_reg_disp_tiny): Same.
15817 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15819 Implement attribute progmem on reduced Tiny cores by adding
15820 flash offset 0x4000 to respective symbols.
15823 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15824 documentation how it works on reduced Tiny cores.
15825 (AVR Named Address Spaces): No support for reduced Tiny.
15826 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15827 (avr_address_tiny_pm_p): New static function.
15828 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15829 if the address is in progmem.
15830 (avr_assemble_integer): Same.
15831 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15832 for symbol_ref in progmem.
15833 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15834 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15835 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15837 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15839 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15840 * configure: Regenerate.
15841 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15842 (USE_THIN_ARCHIVES): New variable.
15843 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15844 this archive as a thin archive.
15846 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15848 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15849 same location as last time, don't skip if we have fix-it hints.
15850 Clarify the skipping logic by converting it from one "if" clause
15851 to repeated "if" clauses.
15852 * spellcheck-tree.c: Include "cpplib.h".
15853 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15854 (best_macro_match::best_macro_match): New constructor.
15855 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15856 Move here from c/c-decl.c.
15857 (class best_macro_match): Move here from c/c-decl.c, converting
15858 from a typedef to a subclass, gaining a ctor.
15860 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15862 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15863 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15865 (avr_addr_space_diagnose_usage): ...and implementation.
15866 (avr_addr_space_supported_p): New function.
15867 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15868 report bad address space usage if that space is supported.
15869 (avr_insert_attributes): Same. No more complain about unsupported
15871 * config/avr/avr-c.c (tm_p.h): Include it.
15872 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15873 macro if avr_addr_space_supported_p.
15875 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15877 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15878 flag_toplevel_reorder.
15880 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15882 * gcc-rich-location.c
15883 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15885 * gcc-rich-location.h
15886 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15888 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15890 * target.def (addr_space): Add new diagnose_usage to hook vector.
15891 * targhooks.c (default_addr_space_diagnose_usage): Add default
15892 implementation and...
15893 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15894 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15895 is some address space, call targetm.addr_space.diagnose_usage.
15896 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15897 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15898 * doc/tm.texi: Regenerate.
15900 2016-07-20 Martin Liska <mliska@suse.cz>
15902 PR middle-end/71898
15903 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15904 Properly handly PHI stmts.
15906 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15908 PR tree-optimization/71503
15909 PR tree-optimization/71683
15910 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15913 2016-07-20 Martin Liska <mliska@suse.cz>
15915 * doc/invoke.texi (-fipa-ra): Document when the option is
15916 disabled. Fix a typo.
15918 2016-07-20 Martin Liska <mliska@suse.cz>
15920 * Makefile.in: Include fibonacci_heap.c
15921 * fibonacci_heap.c: New file.
15922 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15923 (fibonacci_heap::union_with): Fix deletion of the second heap.
15924 * selftest-run-tests.c (selftest::run_tests): Incorporate
15925 fibonacci heap tests.
15926 * selftest.h: Declare fibonacci_heap_c_tests.
15928 2016-07-20 Martin Liska <mliska@suse.cz>
15930 * selftest-run-tests.c (selftest::run_tests): New function.
15931 * selftest.h (sreal_c_tests): Declare.
15932 * sreal.c (sreal_verify_basics): New function.
15933 (verify_aritmetics): Likewise.
15934 (sreal_verify_arithmetics): Likewise.
15935 (verify_shifting): Likewise.
15936 (sreal_verify_shifting): Likewise.
15937 (void sreal_c_tests): Likewise.
15939 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15941 PR rtl-optimization/71916
15942 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15943 bb which have a single succ fake edge.
15945 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15948 * dwarf2out.c (gen_subprogram_die): Only call
15949 gen_unspecified_parameters_die while dumping early dwarf.
15951 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15953 PR middle-end/71874
15954 * gimple-fold.c (fold_builtin_memory_op): Use
15955 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15957 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15959 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15960 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15961 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15962 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15963 * combine.c: Ditto.
15966 * double-int.c: Ditto.
15968 * dwarf2out.c: Ditto.
15971 * fold-const.c: Ditto.
15972 * function.c: Ditto.
15974 * genmodes.c: Ditto.
15978 * loop-doloop.c: Ditto.
15979 * loop-invariant.c: Ditto.
15980 * loop-iv.c: Ditto.
15985 * rtlanal.c: Ditto.
15986 * simplify-rtx.c: Ditto.
15987 * stor-layout.c: Ditto.
15989 * tree-ssa-loop-ivopts.c: Ditto.
15990 * tree-vect-generic.c: Ditto.
15991 * tree-vect-patterns.c: Ditto.
15996 * wide-int-print.cc: Ditto.
15997 * wide-int.cc: Ditto.
15998 * wide-int.h: Ditto.
16000 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16002 * selftest.c (selftest::assert_streq): Handle NULL values of
16003 val_actual and val_expected.
16005 2016-07-19 Martin Jambor <mjambor@suse.cz>
16008 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16009 rather than cgraph_create_node to get a call graph node.
16011 2016-07-19 Richard Biener <rguenther@suse.de>
16013 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16014 handle all tcc_constant bases and valueize SSA names.
16015 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16016 tcc_constant bases.
16018 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16020 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16021 the flags of the exit block and bb2, not just the entry block.
16023 2016-07-19 Richard Biener <rguenther@suse.de>
16025 PR tree-optimization/71901
16026 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16027 align member, group stuff with the bitfield.
16028 (vn_ref_op_align_unit): New inline.
16029 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16030 record element alignment and operand 3 unchanged.
16031 (ao_ref_init_from_vn_reference): Adjust.
16032 (valueize_refs_1): Likewise.
16033 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16035 2016-07-19 Richard Biener <rguenther@suse.de>
16037 PR tree-optimization/71908
16038 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16039 symbolic constants in a more reliable way.
16041 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16043 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16045 (vect_update_inits_of_drs): Likewise.
16046 (vect_create_cond_for_alias_checks): Likewise.
16047 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16049 2016-07-19 Richard Biener <rguenther@suse.de>
16052 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16053 with an abstract origin that is not an inlined function outer
16054 scope add a self-reference as abstract origin.
16055 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16057 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16060 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16061 unintentional System V.4 structure return breakage for structures
16062 with a single floating point element.
16064 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16066 PR tree-optimization/71734
16067 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16068 contains REF, use it to check safelen, assume that safelen value
16069 must be greater 1, fix style.
16070 (ref_indep_loop_p_2): Add REF_LOOP argument.
16071 (ref_indep_loop_p): Pass LOOP as additional argument to
16072 ref_indep_loop_p_2.
16074 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16076 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16077 allocation in the prologue.
16078 * explow.c (get_dynamic_stack_base): New function to return an address
16079 expression for the dynamic stack base.
16080 (get_dynamic_stack_size): New function to do the required dynamic stack
16081 space size calculations.
16082 (allocate_dynamic_stack_space): Use new functions.
16083 (align_dynamic_address): Move some code from
16084 allocate_dynamic_stack_space to new function.
16085 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16087 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16089 * config/s390/s390.c (s390_encode_section_info): Always set
16090 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16093 2016-07-18 Richard Biener <rguenther@suse.de>
16095 PR tree-optimization/71893
16096 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16097 for sizetype cast added by array_ref_element_size.
16098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16100 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16102 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16103 register parameters. Remove code to initialize argument pointer
16104 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16105 using a pc-relative branch. Cleanup conditional code.
16106 * config/pa/pa.md (call_mcount): New expander.
16107 (call_mcount_nonpic): New insn.
16108 (call_mcount_pic): New insn and split.
16109 (call_mcount_pic_post_reload): New insn.
16110 (call_mcount_64bit): New insn and split.
16111 (call_mcount_64bit_post_reload): New insn.
16113 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16115 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16116 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16117 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16118 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16119 (*usum_widenqihi3, *udiff_widenqihi3)
16120 (*addhi3_zero_extend.const): New combiner insns.
16121 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16122 just 1 bit is affected.
16123 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16124 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16126 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16128 * omp-low.c (lower_omp_target): Mark data clauses with
16129 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16130 zero-length subarrays.
16132 2016-07-15 Richard Biener <rguenther@suse.de>
16134 PR tree-optimization/71881
16135 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16136 reverse DOM order to make debug temp generation happy.
16138 2016-07-15 Richard Biener <rguenther@suse.de>
16140 PR tree-optimization/71887
16141 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16142 verify it is not zero for division / modulo handling.
16143 (value_replacement): Adjust.
16145 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16146 Julian Brown <julian@codesourcery.com>
16148 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16149 * config/aarch64/aarch64-cost-tables.h
16150 (vulcan_extra_costs): New variable.
16151 * config/aarch64/aarch64.c
16152 (vulcan_addrcost_table): Likewise.
16153 (vulcan_regmove_cost): Likewise.
16154 (vulcan_vector_cost): Likewise.
16155 (vulcan_branch_cost): Likewise.
16156 (vulcan_tunings): Likewise.
16158 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16160 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16161 (output_in_order): Loop over undefined variables too. Output them
16162 via assemble_undefined_decl. Skip variables that correspond to hard
16163 registers or have value-exprs.
16164 * varpool.c (symbol_table::output_variables): Handle undefined
16165 variables together with defined ones.
16167 2016-07-15 Richard Biener <rguenther@suse.de>
16169 * tree-ssa-pre.c (get_representative_for): Make sure to return
16170 the value number of SSA names.
16171 (phi_translate_1): get_representative_for cannot return NULL.
16172 (do_pre_regular_insertion): Remove redundant call to
16173 fully_constant_expression.
16174 (do_pre_partial_partial_insertion): Likewise.
16176 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16178 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16179 (derive_simple_iv_with_niters): New function.
16180 (simple_iv): Rewrite using simple_iv_with_niters.
16181 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16182 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16184 (number_of_iterations_exit): Rewrite using above function.
16185 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16188 2016-07-15 Richard Biener <rguenther@suse.de>
16190 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16191 vec_construct cost.
16193 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16195 PR tree-optimization/71872
16196 * tree-data-ref.c (get_references_in_stmt): Ignore references
16197 with is_gimple_constant get_base_address.
16199 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16201 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16202 (TARGET_HAVE_LDACQD): New macro.
16203 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16204 than TARGET_HAVE_LDACQ.
16205 (arm_load_acquire_exclusivedi): Likewise.
16206 (arm_store_release_exclusivedi): Likewise.
16208 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16210 PR rtl-optimization/71878
16211 * lra-constraints.c (match_reload): Pass information about other
16212 output operands. Create new unique register value if matching input
16213 operand shares same register value as output operand being considered.
16214 (curr_insn_transform): Record output operands already processed.
16216 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16219 PR tree-optimization/70923
16220 * tree-vect-patterns.c: Include mult-synthesis.h.
16221 (target_supports_mult_synth_alg): New function.
16222 (synth_lshift_by_additions): Likewise.
16223 (apply_binop_and_append_stmt): Likewise.
16224 (vect_synth_mult_by_constant): Likewise.
16225 (target_has_vecop_for_code): Likewise.
16226 (vect_recog_mult_pattern): Use above functions to synthesize vector
16227 multiplication by integer constants.
16229 2016-07-14 Alan Modra <amodra@gmail.com>
16231 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16232 gpr alternatives. Correct '*' placement on Y,r alternative.
16233 Add '*' on operand 1 of r,r alternative.
16235 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16237 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16238 * expmed.h: ... Here.
16240 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16242 * gimple.h (stmt_can_terminate_bb_p): New function.
16243 * tree-cfg.c (need_fake_edge_p): Rename to ...
16244 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16245 throw external; handle const and pure calls.
16246 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16248 2016-07-14 Richard Biener <rguenther@suse.de>
16250 PR tree-optimization/71866
16251 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16252 (do_hoist_insertion): Avoid endless recursion when we
16253 didn't insert anything because we managed to simplify
16254 things down to a constant or SSA name.
16255 (fully_constant_expression): Re-write in terms of ...
16256 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16257 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16258 vn_nary_build_or_lookup_1.
16259 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16260 (vn_nary_build_or_lookup): ... this which now wraps it.
16262 2016-07-14 Alan Modra <amodra@gmail.com>
16265 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16266 with p9_vector override before power9-dform override.
16268 2016-07-13 Andi Kleen <ak@linux.intel.com>
16270 * value-prof.c (gimple_value_profile_transformations): Don't run
16271 when auto_profile is on.
16273 2016-07-13 Andi Kleen <ak@linux.intel.com>
16275 * auto-profile.c (update_inlined_ind_target,
16276 afdo_indirect_call): Print information to dump file.
16278 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16280 * genrecog.c (special_predicate_operand_p): New function.
16281 (predicate_name): Move function.
16282 (validate_pattern): Don't warn about missing mode for all
16283 define_special_predicate predicates.
16285 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16287 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16288 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16289 resolve alias checks which are known at compilation time.
16290 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16291 alias checks are resolved. Move dump info for too many runtime
16292 alias checks to here...
16293 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16295 2016-07-13 Richard Biener <rguenther@suse.de>
16297 PR tree-optimization/24574
16298 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16299 position and add shift, rotate, divison and modulo support
16301 (value_replacement): Pass in argument position to absorbing_element_p.
16303 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16306 * ipa-inline-transform.c (inline_call): Support
16307 instrumented thunks.
16309 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16311 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16312 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16314 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16315 Baseline. Make initial alternative TARGET_32BIT only.
16316 (udivsi3): Likewise.
16317 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16318 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16321 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16323 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16324 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16325 availability with TARGET_HAVE_MOVT.
16326 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16327 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16328 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16330 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16331 extra instruction if MOVW is available. Use a cost variable
16332 incremented by COSTS_N_INSNS (1) when the condition match rather than
16333 returning an arithmetic expression based on COSTS_N_INSNS. Make
16334 constant with bottom half word zero cost 2 instruction if MOVW is
16336 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16337 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16338 target is ARMv8-M Baseline.
16339 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16340 (arm_movtas_ze): Likewise.
16341 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16342 alternative for constants satisfying j constraint.
16343 (thumb1_movsi_insn): Likewise.
16344 (movsi splitter for K alternative): Tighten condition to not trigger
16345 if movt is available and j constraint is satisfied.
16346 (Pe immediate splitter): Likewise.
16347 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16348 constant fitting in an halfword to use MOVW.
16349 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16352 2016-07-13 Richard Biener <rguenther@suse.de>
16354 PR middle-end/71104
16355 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16356 gimplifying the LHS. Make sure to gimplify a returning twice
16357 call LHS without using SSA names.
16359 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16361 * tree-data-ref.c (find_data_references_in_stmt): Remove
16362 unnecessary call to vec::release.
16363 (graphite_find_data_references_in_stmt): Likewise.
16364 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16365 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16367 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16369 * cfgexpand.c (expand_used_vars): Make the type of a local
16371 * genmatch.c (lower_for): Likewise.
16372 * haifa-sched.c (haifa_sched_init): Likewise.
16373 (add_to_speculative_block): Likewise.
16374 (create_check_block_twin): Likewise.
16375 * predict.c (handle_missing_profiles): Likewise.
16376 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16377 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16378 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16380 (maybe_lower_iteration_bound): Likewise.
16381 * tree-ssa-sccvn.c (DFS): Likewise.
16382 * tree-stdarg.c (reachable_at_most_once): Likewise.
16383 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16384 (vectorizable_store): Likewise.
16386 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16388 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16389 (sccvn_dom_walker): make cond_stack an auto_vec.
16391 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16393 * ree.c (struct ext_state): Make type of members auto_vec.
16394 (find_and_remove_re): Adjust.
16396 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16398 * cfgexpand.c (struct stack_vars_data): Make type of fields
16400 (expand_used_vars): Adjust.
16402 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16404 * ipa.c (record_cdtor_fn): Adjust.
16405 (build_cdtor_fns): Likewise.
16406 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16409 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16411 * genextract.c (struct accum_extract): Add constructor and make
16413 (gen_insn): Adjust.
16415 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16417 * tree.c (struct free_lang_data_d): Add constructor and change
16418 types of members to ones that automatically manage resources.
16419 (fld_worklist_push): Adjust.
16420 (find_decls_types): Likewise.
16421 (find_decls_types_in_eh_region): Likewise.
16422 (free_lang_data_in_cgraph): Stop manually creating and
16423 destroying members of free_lang_data_d.
16425 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16427 PR rtl-optimization/68961
16428 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16429 peephole variant. Use sse_reg_operand predicates.
16431 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16433 * config/i386/predicates.md (x86_64_immediate_operand)
16434 <case CONST_INT>: Remove unneeded truncation to DImode.
16435 <case CONST>: Ditto.
16436 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16438 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16441 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16442 The xxperm and xxpermr instructions require that the 2nd input
16443 operand overlap with the output operand, and not the 1st.
16444 (altivec_vperm_v8hiv16qi): Likewise.
16445 (altivec_vperm_<mode>_uns_internal): Likewise.
16446 (altivec_vpermr_<mode>_internal): Likewise.
16447 (vperm_v8hiv4si): Likewise.
16448 (vperm_v16qiv8hi): Likewise.
16450 2016-07-12 Nathan Sidwell <nathan@acm.org>
16452 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16453 when -mno-pic-data-is-text-relative is in effect, by default.
16454 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16455 behavior and clarify.
16457 2016-07-12 Martin Liska <mliska@suse.cz>
16459 * params.def: Add avg-loop niter.
16460 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16461 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16462 * doc/invoke.texi: Document the new parameter.
16464 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16466 PR middle-end/71700
16467 * expr.c (store_constructor): Mask sign-extended bits when widening
16468 sub-word constructor element at the start of a word.
16470 2016-07-12 Martin Liska <mliska@suse.cz>
16472 * Makefile.in: Append rule for params-options.h.
16473 * params-options.h: New file.
16475 2016-07-12 Martin Liska <mliska@suse.cz>
16477 * ira-build.c (mark_loops_for_removal): Properly iterate
16480 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16481 Richard Biener <rguenther@suse.de>
16483 PR tree-optimization/23286
16484 PR tree-optimization/70159
16485 * doc/invoke.texi: Document -fcode-hoisting.
16486 * common.opt (fcode-hoisting): New flag.
16487 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16488 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16489 (do_regular_insertion): Rename to ...
16490 (do_pre_regular_insertion): ... this and amend general comments
16491 on insertion strathegy.
16492 (do_partial_partial_insertion): Rename to ...
16493 (do_pre_partial_partial_insertion): ... this.
16494 (do_hoist_insertion): New function.
16495 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16496 and call do_hoist_insertion properly.
16498 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16499 (pass_pre::execute): Register hoist_insert stats.
16501 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16503 PR middle-end/71716
16504 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16505 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16506 is different from mode's bitsize. Small cleanup.
16508 2016-07-12 Richard Biener <rguenther@suse.de>
16510 PR rtl-optimization/68961
16511 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16512 to simplify to a non-constant.
16514 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16516 PR middle-end/71758
16517 * omp-low.c (expand_omp_target): Gimplify device.
16519 PR tree-optimization/71823
16520 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16521 to get vec_oprnds2 from op2.
16523 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16525 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16526 Hoist common subexpressions.
16527 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16529 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16532 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16533 prevent generation of 'stxsiwx' on pre Power8 hardware.
16535 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16537 * input.c: Include cpplib.h.
16538 (selftest::temp_source_file): New class.
16539 (selftest::temp_source_file::temp_source_file): New ctor.
16540 (selftest::temp_source_file::~temp_source_file): New dtor.
16541 (selftest::should_have_column_data_p): New function.
16542 (selftest::test_should_have_column_data_p): New function.
16543 (selftest::temp_line_table): New class.
16544 (selftest::temp_line_table::temp_line_table): New ctor.
16545 (selftest::temp_line_table::~temp_line_table): New dtor.
16546 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16547 it to create a temp_line_table.
16548 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16549 locations that are known to have column data.
16550 (selftest::line_table_case): New struct.
16551 (selftest::test_reading_source_line): Move tempfile handling
16552 to class temp_source_file.
16553 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16554 (selftest::assert_token_loc_eq): New function.
16555 (ASSERT_TOKEN_LOC_EQ): New macro.
16556 (selftest::test_lexer): New function.
16557 (selftest::boundary_locations): New array.
16558 (selftest::input_c_tests): Call test_should_have_column_data_p.
16559 Loop over a test matrix of interesting values of location and
16560 default_range_bits, calling test_lexer on each case in the matrix.
16561 Move call to test_accessing_ordinary_linemaps into the matrix.
16562 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16563 (ASSERT_EQ_AT): New macro.
16565 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16569 Don't convert TImode in debug insn.
16571 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16573 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16574 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16575 (tree_type_common::lang_flag_7): New.
16576 (tree_type_common::spare): Reduce size.
16577 * tree.h (TYPE_ALIGN_OK): Remove.
16578 (TYPE_LANG_FLAG_7): New.
16579 (get_inner_reference): Adjust header.
16580 * print-tree.c (print_node): Adjust.
16581 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16582 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16583 calls to get_inner_reference.
16584 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16585 handling of TYPE_ALIGN_OK.
16586 * builtins.c (get_object_alignment_2): Adjust call to
16587 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16588 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16590 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16591 * cfgexpand.c (expand_debug_expr): Likewise.
16592 * dbxout.c (dbxout_expand_expr): Likewise.
16593 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16594 loc_list_from_tree, fortran_common): Likewise.
16595 * fold-const.c (optimize_bit_field_compare,
16596 decode_field_reference, fold_unary_loc, fold_comparison,
16597 split_address_to_core_and_offset): Likewise.
16598 * gimple-laddress.c (execute): Likewise.
16599 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16600 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16601 * hsa-gen.c (gen_hsa_addr): Likewise.
16602 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16603 * tsan.c (instrument_expr): Likewise.
16604 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16605 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16606 * tree-affine.c (tree_to_aff_combination,
16607 get_inner_reference_aff): Adjust calls to get_inner_reference.
16608 * tree-data-ref.c (split_constant_offset_1,
16609 dr_analyze_innermost): Likewise.
16610 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16611 * tree-sra.c (ipa_sra_check_caller): Likewise.
16612 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16613 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16614 bswap_replace): Likewise.
16615 * tree-vect-data-refs.c (vect_check_gather,
16616 vect_analyze_data_refs): Likewise.
16617 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16618 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16621 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16623 * Makefile.in (selftest-valgrind): New phony target.
16624 * function-tests.c (selftest::build_cfg): Delete pass instances
16625 created by the test.
16626 (selftest::convert_to_ssa): Likewise.
16627 (selftest::test_expansion_to_rtl): Likewise.
16628 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16630 (selftest::test_diamond): Likewise.
16632 2016-07-11 Richard Biener <rguenther@suse.de>
16634 PR tree-optimization/71816
16635 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16636 than replacing all of its operands.
16638 2016-07-11 Alan Modra <amodra@gmail.com>
16640 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16641 (ctr<mode>): Add unspec.
16642 (ctr<mode>_internal*): Likewise.
16644 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16646 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16647 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16649 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16651 PR rtl-optimization/71621
16652 * lra-constraints.c (process_alt_operands): Check combination of
16653 reg class and mode.
16655 2016-07-08 Jason Merrill <jason@redhat.com>
16656 Richard Biener <rguenther@suse.de>
16658 P0145: Refining Expression Order for C++.
16659 * gimplify.c (initial_rhs_predicate_for): New.
16660 (gimplfy_modify_expr): Gimplify RHS before LHS.
16662 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16665 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16666 Allow standard error handling to take over when a wrong number
16667 of arguments is presented to __builtin_vec_ld () or
16668 __builtin_vec_st ().
16670 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16672 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16677 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16678 __builtin_aarch64_fmaxv2sf.
16679 (vmaxnmq_f32): Likewise.
16680 (vmaxnmq_f64): Likewise.
16681 (vminnm_f32): Likewise.
16682 (vminnmq_f32): Likewise.
16683 (vminnmq_f64): Likewise.
16685 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16688 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16689 enable -mfloat128-hardware by default.
16690 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16691 that IEEE 128-bit hardware support needs.
16692 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16693 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16694 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16695 floating point requires.
16696 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16697 -mfloat128 and -mfloat128-hardware changes.
16699 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16701 PR tree-optimization/71667
16702 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16704 2016-07-08 Martin Liska <mliska@suse.cz>
16706 PR middle-end/71606
16707 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16708 folding produces SAVE_EXPRs, thus return false for the type.
16710 2016-07-07 Martin Liska <mliska@suse.cz>
16712 * file-find.c (remove_prefix): New function.
16713 * file-find.h (remove_prefix): Declare the function.
16714 * gcc-ar.c (main): Skip a folder of the wrapper if
16715 a wrapped binary would point to the same file.
16717 2016-07-07 Jan Hubicka <jh@suse.cz>
16719 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16720 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16721 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16723 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16726 * ipa-inline-analysis.c (compute_inline_parameters): Set
16727 local.can_change_signature to false for intrumentation
16730 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16732 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16733 with TARGET_HAVE_MOVT.
16734 (TARGET_HAVE_MOVT): Define.
16735 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16736 availability with TARGET_HAVE_MOVT.
16737 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16739 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16741 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16742 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16743 * config/arm/constraints.md (define_constraint "j"): Use
16744 TARGET_HAVE_MOVT to check MOVT availability.
16746 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16748 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16750 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16752 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16753 (armv8-m.main): Likewise.
16754 (armv8-m.main+dsp): Likewise.
16755 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16756 (FL_FOR_ARCH8M_MAIN): Likewise.
16757 * config/arm/arm-tables.opt: Regenerate.
16758 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16759 armv8-m.main+dsp to BE8_LINK_SPEC.
16760 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16761 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16762 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16763 Baseline and Mainline.
16764 (arm_option_override_internal): Also disable arm_restrict_it when
16765 !arm_arch_notm. Update comment for -munaligned-access to also cover
16767 (arm_file_start): Increase buffer size for printing architecture name.
16768 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16769 and armv8-m.main+dsp.
16770 (mno-unaligned-access): Clarify that this is disabled by default for
16771 ARMv8-M Baseline architectures as well.
16773 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16775 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16776 decide whether to prevent some libgcc routines being included for some
16777 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16778 link between this condition and the one in
16779 libgcc/config/arm/lib1func.S.
16781 2016-07-07 Richard Biener <rguenther@suse.de>
16783 * tree-ssa-pre.c: Include alias.h.
16784 (compute_avail): If we have multiple VN_REFERENCEs with the
16785 same hashtable entry adjust that to make it a valid replacement
16786 for all of them with respect to alignment and aliasing
16787 when doing insertion.
16788 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16789 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16791 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16795 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16796 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16799 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16801 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16802 (adjust_mems): Adjust.
16803 (adjust_insn): Likewise.
16804 (prepare_call_arguments): Likewise.
16806 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16808 * gcse.c (struct ls_expr): Make stores field a vector.
16809 (ldst_entry): Adjust.
16810 (free_ldst_entry): Likewise.
16811 (print_ldst_list): Likewise.
16812 (compute_ld_motion_mems): Likewise.
16813 (update_ld_motion_stores): Likewise.
16815 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16817 * gcse.c (struct ls_expr): Remove loads field.
16818 (ldst_entry): Adjust.
16819 (free_ldst_entry): Likewise.
16820 (print_ldst_list): Likewise.
16821 (compute_ld_motion_mems): Likewise.
16823 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16825 * store-motion.c (struct st_expr): Make antic_stores a vector.
16826 (st_expr_entry): Adjust.
16827 (free_st_expr_entry): Likewise.
16828 (print_store_motion_mems): Likewise.
16829 (find_moveable_store): Likewise.
16830 (compute_store_table): Likewise.
16831 (remove_reachable_equiv_notes): Likewise.
16832 (replace_store_insn): Likewise.
16833 (build_store_vectors): Likewise.
16835 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16837 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16838 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16840 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16842 PR tree-optimization/71518
16843 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16844 misalign also for outer loops with negative step.
16846 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16848 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16849 (cortex_a53_shift): Add mov_shift.
16850 (cortex_a53_shift_reg): Add new reservation for register shifts.
16851 (cortex_a53_alu): Remove bfm.
16852 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16853 (cortex_a53_alu_extr): Add new reservation for EXTR.
16854 (bypasses): Improve bypass modelling.
16856 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16859 * config/avr/avr.c (avr_asm_select_section): Strip off
16860 SECTION_DECLARED from flags when calling get_section.
16862 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16864 * tree-vectorizer.h (vect_memory_access_type): Add
16865 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16866 * tree-vect-stmts.c (compare_step_with_zero): New function.
16867 (perm_mask_for_reverse): Move further up file.
16868 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16870 (get_negative_load_store_type): New function.
16871 (get_load_store_type): Call it. Add an ncopies argument.
16872 (vectorizable_mask_load_store): Update call accordingly and
16873 remove tests for negative steps.
16874 (vectorizable_store, vectorizable_load): Likewise. Handle new
16875 memory_access_types.
16877 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16879 * tree-vectorizer.h (vect_memory_access_type): New enum.
16880 (_stmt_vec_info): Add a memory_access_type field.
16881 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16882 (vect_model_store_cost): Take an access type instead of a boolean.
16883 (vect_model_load_cost): Likewise.
16884 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16885 vect_model_store_cost and vect_model_load_cost.
16886 * tree-vect-stmts.c (vec_load_store_type): New enum.
16887 (vect_model_store_cost): Take an access type instead of a
16888 store_lanes_p boolean. Simplify tests.
16889 (vect_model_load_cost): Likewise, but for load_lanes_p.
16890 (get_group_load_store_type, get_load_store_type): New functions.
16891 (vectorizable_store): Use get_load_store_type. Record the access
16892 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16893 (vectorizable_load): Likewise.
16894 (vectorizable_mask_load_store): Likewise. Replace is_store
16895 variable with vls_type.
16897 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16899 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16900 single_element_p parameter.
16901 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16902 Check the PR65518 case here rather than in vectorizable_load.
16903 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16904 * tree-vect-stmts.c (vectorizable_load): Likewise.
16906 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16908 * tree-vectorizer.h (gather_scatter_info): New structure.
16909 (vect_check_gather_scatter): Return a bool rather than a decl.
16910 Replace return-by-pointer arguments with a single
16911 gather_scatter_info *.
16912 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16913 (vect_analyze_data_refs): Update call accordingly.
16914 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16915 (vectorizable_mask_load_store): Likewise. Also record the
16916 offset dt and vectype in the gather_scatter_info.
16917 (vectorizable_store): Likewise.
16918 (vectorizable_load): Likewise.
16920 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16922 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16923 strided groups, use the cost of N scalar accesses instead
16924 of ncopies vector accesses.
16925 (vect_model_load_cost): Likewise.
16927 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16929 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16930 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16931 variable to indicate when once-per-group costs are being used.
16932 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16934 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16936 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16937 peeling-for-gaps condition.
16939 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16941 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16942 element to register if it doesn't match general_operand.
16944 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16945 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16947 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16949 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16950 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16951 (SIGNBIT): New mode iterator.
16952 (Fsignbit): New mode attribute.
16953 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16954 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16955 when direct moves are available.
16956 (signbit<mode>2_dm): New define_insn_and_split).
16957 (signbit<mode>2_dm2): New define_insn.
16959 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16961 PR rtl-optimization/71594
16962 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16963 into subregs of appropriate mode before trying to emit a conditional
16966 2016-07-05 Jan Hubicka <jh@suse.cz>
16968 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16969 (simple_iv): Use it.
16971 2016-07-05 Jan Hubicka <jh@suse.cz>
16973 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16975 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16977 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16980 2016-07-05 Jan Hubicka <jh@suse.cz>
16982 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16985 2016-07-05 Richard Biener <rguenther@suse.de>
16987 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16988 Handle empty else block.
16989 (is_feasible_trace): Likewise.
16990 (split_paths): Likewise.
16992 2016-07-05 Richard Biener <rguenther@suse.de>
16994 * tree-loop-distribution.c (distribute_loop): Fix issue with
16995 the cost model loop.
16997 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16999 * config/arm/neon-testgen.ml: Delete.
17000 * config/arm/neon.ml: Delete.
17002 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17005 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17006 directly using TREE_PURPOSE.
17008 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17010 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17011 * config/aarch64/aarch64_neon.h: Likewise.
17012 * config/aarch64/arm_neon.h: Likewise.
17013 * config/aarch64/atomics.md: Likewise.
17014 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17015 * doc/invoke.texi: Likewise.
17017 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17019 * config/s390/s390.md: Add "z13" cpu_facility.
17020 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17021 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17022 condition" type instructions.
17024 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17025 Jeff Law <law@redhat.com>
17027 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17028 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17030 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17032 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17033 permutation for TARGET_AVX512F.
17034 (ix86_expand_vec_one_operand_perm_avx512): New function.
17035 (expand_vec_perm_1): Invoke introduced function.
17036 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17037 it may be not valid after vectorization.
17039 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17042 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17043 typo in comment. Only force to memory if it is a weak
17044 external reference.
17046 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17047 Jiong Wang <jiong.wang@arm.com>
17049 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17050 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17051 (AARCH64_FL_F16): New.
17052 (AARCH64_FL_FOR_ARCH8_2): New.
17053 (AARCH64_ISA_8_2): New.
17054 (AARCH64_ISA_F16): New.
17055 (TARGET_FP_F16INST): New.
17056 (TARGET_SIMD_F16INST): New.
17057 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17058 ("fp"): Disabling "fp" also disables "fp16".
17059 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17060 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17061 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17062 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17064 2016-07-04 Jan Beulich <jbeulich@suse.com>
17066 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17068 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17071 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17072 the insns, use an insn form that does not adjust the offset on
17073 little endian systems.
17075 2016-07-01 Jan Beulich <jbeulich@suse.com>
17077 * varasm.c (get_variable_section): Validate initializer in
17078 named .bss-like sections.
17080 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17082 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17083 Exchange the order of the second and third operands in the vpermr
17084 instruction tmeplate.
17086 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17089 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17090 Disallow TDmode values.
17092 2016-07-01 Alan Modra <amodra@gmail.com>
17094 PR rtl-optimization/71709
17095 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17096 being set, not referenced.
17098 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17100 PR tree-optimization/70729
17101 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17102 of loop since it can be not valid after transformation.
17104 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17106 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17107 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17109 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17111 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17114 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17117 * config/rs6000/constraints.md (wY constraint): New constraint to
17118 match the requirements for the LXSD and STXSD instructions.
17119 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17120 predicate to match the requirements for the LXSD and STXSD
17122 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17123 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17124 to make sure that the bottom 2 bits of offset are 0, the address
17125 form is offsettable, and no updating is done in the address mode.
17126 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17127 (movdi_internal32): Likewise
17128 (movdi_internal64): Likewise.
17130 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17132 PR tree-optimization/71707
17133 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17134 strinfo even for ADDR_EXPR ptr.
17136 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17138 * config/rs6000/altivec.md (darn_32): Change the condition to
17139 TARGET_P9_MISC instead of TARGET_MODULO.
17140 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17141 condition expression.
17142 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17143 condition expression.
17144 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17145 (DFP_TEST): New code iterator.
17146 (dfptstsfi_<code>_mode>): New define_expand.
17147 (*dfp_sgnfcnc_<mode>): New define_insn.
17148 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17149 definition next to BU_P9_MISC_1 definition and change the MASK
17150 value to RS6000_BTM_P9_MISC.
17151 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17152 (BU_P9_64BIT_MISC_0): Likewise.
17153 (BU_P9_DFP_MISC_0): New macro definition.
17154 (BU_P9_DFP_MISC_1): New macro definition.
17155 (BU_P9_DFP_MISC_2): New macro definition.
17156 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17157 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17158 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17159 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17160 (TSTSFI_LT_TD): Likewise.
17161 (TSTSFI_EQ_DD): Likewise.
17162 (TSTSFI_EQ_TD): Likewise.
17163 (TSTSFI_GT_DD): Likewise.
17164 (TSTSFI_GT_TD): Likewise.
17165 (TSTSFI_OV_DD): Likewise.
17166 (TSTSFI_OV_TD): Likewise.
17167 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17168 (TSTSFI_LT_DD): Likewise.
17169 (TSTSFI_LT_TD): Likewise.
17170 (TSTSFI_EQ): Likewise.
17171 (TSTSFI_EQ_DD): Likewise.
17172 (TSTSFI_EQ_TD): Likewise.
17173 (TSTSFI_GT): Likewise.
17174 (TSTSFI_GT_DD): Likewise.
17175 (TSTSFI_GT_TD): Likewise.
17176 (TSTSFI_OV): Likewise.
17177 (TSTSFI_OV_DD): Likewise.
17178 (TSTSFI_OV_TD): Likewise.
17179 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17180 overloaded test significance functions.
17181 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17182 OPTION_MASK_P9_MISC into the representation of this mask.
17183 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17185 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17186 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17188 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17189 argument is a 6-bit unsigned literal value if the icode argument
17190 represents a DFP test significance built-in call.
17191 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17192 flag used independently and in combination with the
17193 RS6000_BTM_64BIT flag.
17194 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17195 (rs6000_builtin_mask_names): Add entry for power9-misc
17196 command-line option.
17197 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17198 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17199 RS6000_BTM_P9_MISC macros.
17200 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17201 option and change the description of the -mpower9-vector option to
17202 enable only vector instructions, removing its erroneously claimed
17203 support for scalar instructions.
17204 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17205 the ISA 3.0 digital floating point test significance built-in
17208 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17210 * config/aarch64/aarch64.c (cortexa35_tunings):
17211 Enable AES fusion. Use cortexa57_branch_cost.
17212 (cortexa53_tunings): Use cortexa57_branch_cost.
17213 (cortexa72_tunings): Use cortexa57_branch_cost.
17214 Use AUTOPREFETCHER_WEAK.
17215 (cortexa73_tunings): Use cortexa57_branch_cost.
17217 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17218 James Greenhalgh <james.greenhalgh@arm.com>
17220 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17221 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17222 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17223 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17224 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17225 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17226 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17227 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17228 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17229 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17230 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17231 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17232 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17235 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17236 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17238 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17240 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17242 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17245 * gcc.c (driver::build_option_suggestions): Pass "option" to
17246 add_misspelling_candidates.
17247 * opts-common.c (add_misspelling_candidates): Add "option" param;
17248 use it to avoid adding negated forms for options marked with
17250 * opts.h (add_misspelling_candidates): Add "option" param.
17252 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17254 PR middle-end/71693
17255 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17256 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17257 first when permuting bitwise operation with rotate. Cast
17258 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17260 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17262 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17263 for misspelled param names.
17264 * params.c: Include spellcheck.h.
17265 (find_param_fuzzy): New function.
17266 * params.h (find_param_fuzzy): New prototype.
17267 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17268 * spellcheck.h (struct edit_distance_traits<const char *>):
17271 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17273 * config/rs6000/predicates.md (const_0_to_7_operand): New
17274 predicate, recognize 0..7.
17275 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17276 support for doing extracts from V16QImode, V8HImode, V4SImode
17278 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17279 vector extract support.
17280 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17281 for ISA 3.0 vector extract.
17282 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17283 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17284 extracts of a constant element number from small integer vectors
17285 on 64-bit ISA 3.0 systems.
17286 (vsx_extract_<mode>_di): Likewise.
17287 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17288 say when we can do ISA 3.0 vector extracts.
17289 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17290 registers, using the stxsiwx instruction.
17292 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17294 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17295 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17296 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17297 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17298 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17299 * config/arm/arm.c (arm_qdf24xx_tune): New.
17301 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17303 * config/aarch64/aarch64.c (cortexa53_tunings):
17304 Increase loop alignment to 8. Set function alignment to 16.
17305 (cortexa35_tunings): Likewise.
17306 (cortexa57_tunings): Increase loop alignment to 8.
17307 (cortexa72_tunings): Likewise.
17308 (cortexa73_tunings): Likewise.
17310 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17312 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17313 for arm_fp16_ok and arm_fp16_hw.
17314 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17315 arm_fp16_alternative.
17317 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17319 PR tree-optimization/71655
17320 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17321 types when swapping operands.
17323 2016-06-29 Martin Liska <mliska@suse.cz>
17325 PR middle-end/71585
17326 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17327 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17328 of build_optimization_node.
17330 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17332 PR tree-optimization/70729
17333 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17334 independent in loops having positive safelen value.
17335 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17336 it may be not valid after vectorization.
17338 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17340 PR tree-optimization/71625
17341 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17342 is sorted by ascending list->offset. If PTR is non-NULL and there is
17343 previous strinfo, call get_stridx_plus_constant.
17344 (get_stridx): Pass exp as second argument to get_addr_stridx.
17345 (addr_stridxptr): Add missing list = list->next, so that there can be
17346 more than one entries in the list. Bump limit from 16 to 32. Ensure
17347 the list is sorted by ascending list->offset.
17348 (get_stridx_plus_constant): Adjust so that it can be also called with
17349 ADDR_EXPR instead of SSA_NAME as PTR.
17350 (handle_char_store): Pass NULL_TREE as second argument to
17353 2016-06-29 Richard Biener <rguenther@suse.de>
17355 PR rtl-optimization/68961
17356 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17358 2016-06-29 Richard Biener <rguenther@suse.de>
17360 PR middle-end/71002
17361 * alias.c (component_uses_parent_alias_set_from): Handle
17362 type punning through union accesses by using the union alias set.
17363 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17365 2016-07-29 Richard Biener <rguenther@suse.de>
17367 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17368 precision not matching mode precision.
17370 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17372 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17373 pa_output_arg_descriptor.
17374 (call_val_symref_64bit_post_reload): Likewise.
17375 (call_val_powf_64bit_post_reload): Likewise.
17376 (sibcall_internal_symref_64bit): Likewise.
17377 (sibcall_value_internal_symref_64bit): Likewise.
17379 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17381 PR middle-end/71626
17382 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17383 a constant, force its SUBREG_REG into memory or register instead
17386 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17389 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17390 * doc/invoke.texi (AVR Options): Document it.
17392 2016-06-28 Walter Lee <walt@tilera.com>
17394 * config/tilegx/linux.h: Do not include arch/icache.h
17395 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17396 * config/tilepro/linux.h: Do not include arch/icache.h
17397 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17399 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17401 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17402 for big-endian BIT_FIELD_REF.
17404 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17406 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17407 ('size' attribute): Add '128'.
17409 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17410 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17411 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17412 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17413 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17414 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17415 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17416 *trunc<mode>df2_odd): Set size attribute to '128'.
17417 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17418 * config/rs6000/power6.md (power6-fp): Include dfp type.
17419 * config/rs6000/power7.md (power7-fp): Likewise.
17420 * config/rs6000/power8.md (power8-fp): Likewise.
17421 * config/rs6000/power9.md: New file.
17422 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17423 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17424 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17426 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17427 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17428 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17429 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17430 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17431 dfp_dscri_<mode>): Change type attribute to dfp.
17432 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17433 attribute to vecsimple.
17434 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17435 and prefetch streams.
17436 (rs6000_option_override_internal): Remove temporary code setting
17437 tuning to power8. Don't set rs6000_sched_groups for power9.
17438 (last_scheduled_insn): Change to rtx_insn *.
17439 (divide_cnt, vec_load_pendulum): New variables.
17440 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17441 (rs6000_issue_rate): Set issue rate for Power9.
17442 (is_power9_pairable_vec_type): New.
17443 (power9_sched_reorder2): New.
17444 (rs6000_sched_reorder2): Call new function for Power9 specific
17446 (insn_must_be_first_in_group): Remove Power9.
17447 (insn_must_be_last_in_group): Likewise.
17448 (force_new_group): Likewise.
17449 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17450 Initialize divide_cnt/vec_load_pendulum.
17451 (_rs6000_sched_context, rs6000_init_sched_context,
17452 rs6000_set_sched_context): Handle context save/restore of new
17455 2016-06-28 Richard Biener <rguenther@suse.de>
17457 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17458 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17459 COMPONENT_REF operand.
17460 (nonoverlapping_component_refs_p): Likewise.
17461 * stor-layout.c (start_bitfield_representative): Mark
17462 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17464 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17466 * Makefile.in: Don't cat ../stage_current if it does not exist.
17468 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17469 last argument is a bit-field.
17471 PR rtl-optimization/71673
17472 * internal-fn.c (expand_arith_overflow_result_store): Use
17473 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17474 expand_simple_binop.
17476 PR middle-end/66867
17477 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17478 expand_ifn_atomic_compare_exchange): New functions.
17479 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17480 * tree.h (build_call_expr_internal_loc): Rename to ...
17481 (build_call_expr_internal_loc_array): ... this. Fix up type of
17483 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17484 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17485 ATOMIC_COMPARE_EXCHANGE result.
17486 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17487 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17488 fold_builtin_atomic_compare_exchange): New prototypes.
17489 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17490 fold_builtin_atomic_compare_exchange): New functions..
17491 * tree-ssa.c (execute_update_addresses_taken): If
17492 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17493 of call when finding addressable vars, and if such var becomes
17494 non-addressable, call fold_builtin_atomic_compare_exchange.
17496 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17499 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17500 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17502 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17504 * config/rs6000/rs6000.md ('type' attribute): Add
17505 veclogical,veccmpfx,vecexts,vecmove insn types.
17506 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17507 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17508 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17509 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17510 *nabs<mode>2_hw): Change type to vecmove.
17511 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17512 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17513 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17514 *ieee_128bit_vsx_abs<mode>2_internal,
17515 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17516 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17517 *ieee128_mtvsrd_32bit): Change type to veclogical.
17518 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17519 *movdi_internal32, *movdi_internal64): Update insn types.
17520 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17521 vsx_extract_<mode>): Change type to veclogical.
17522 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17523 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17524 *vsx_sign_extend_si_v2di): Change type to vecexts.
17525 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17526 type to veclogical.
17527 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17528 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17529 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17530 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17531 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17532 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17533 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17534 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17535 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17536 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17537 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17538 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17539 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17540 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17541 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17542 (ppc7450-vecsimple): Add veclogical, vecmove.
17543 (ppc7450-veccmp): Add veccmpfx.
17544 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17546 (ppc8540_vector_compare): Add veccmpfx.
17547 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17548 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17549 (cell-vecsimple): Add veclogical, vecmove.
17550 (cell-veccmp): Add veccmpfx.
17551 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17552 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17554 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17555 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17556 (power4-vecsimple): Add veclogical, vecmove.
17557 (power4-veccmp): Add veccmpfx.
17558 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17559 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17560 (power6-vecsimple): Add veclogical, vecmove.
17561 (power6-veccmp): Add veccmpfx.
17562 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17563 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17564 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17565 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17566 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17567 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17568 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17570 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17572 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17575 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17576 OPTION_MASK_P9_DFORM_VECTOR.
17577 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17578 disable -mpower9-dform-vector when using reload.
17579 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17580 New 'strict' argument. Update all callers. Add strict addressing
17582 (rs6000_legitimate_offset_address_p): Remove call to
17583 virtual_stack_registers_memory_p.
17584 (rs6000_legitimize_reload_address): Add quad address support.
17585 (rs6000_legitimate_address_p): Move call to quad_address_p above
17586 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17587 to account for new strict usage.
17588 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17589 for new strict usage.
17590 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17592 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17599 * config/i386/i386.c (ix86_spill_class): Disable condition to
17600 always return NO_REGS.
17602 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17604 * predict.c: Include gimple-pretty-print.h
17605 (predicted_by_loop_heuristics_p): Check also
17606 PRED_LOOP_EXIT_WITH_RECURSION
17607 (predict_loops): Find self recursive calls and use special purpose
17608 predictors for them; dump log about decisions.
17609 (pass_profile::execute): Dump info about #of iterations.
17610 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17611 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17613 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17615 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17616 output_asm_insn calls and shorten long lines. Output .CALL
17617 argument descriptor using pa_output_arg_descriptor. Add various
17618 inline $$dyncall and other optimizations.
17619 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17621 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17623 PR tree-optimization/71643
17624 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17627 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17628 leak a bitmap if dep_bb is NULL.
17630 PR tree-optimization/71631
17631 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17632 to rewrite_expr_tree even if negate_result, move new_lhs var
17633 declaration and initialization earlier, for powi_result set afterwards
17634 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17635 if new_lhs != lhs, and don't shadow gsi var.
17637 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17639 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17640 Add in_loop parameter.
17641 (predict_loops): Add loop guard heuristics.
17642 * predict.def (PRED_LOOP_GUARD): New heuristics.
17644 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17646 * predict.c: Include ipa-utils.h
17647 (tree_bb_level_prediction): Predict recursive calls.
17648 (tree_estimate_probability_bb): Skip inexpensive calls for call
17650 * predict.def (PRED_RECURSIVE_CALL): New.
17652 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17654 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17655 (BU_FLOAT128_1): Likewise.
17657 (COPYSIGNQ): Likewise.
17658 (RS6000_BUILTIN_NANQ): Likewise.
17659 (RS6000_BUILTIN_NANSQ): Likewise.
17660 (RS6000_BUILTIN_INFQ): Likewise.
17661 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17662 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17663 (TARGET_FOLD_BUILTIN): New #define.
17664 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17665 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17666 (rs6000_fold_builtin): New target hook implementation, handling
17667 folding of 128-bit NaNs and infinities.
17668 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17669 entries are filled in to avoid problems during bootstrap
17670 self-test; define builtins for 128-bit NaNs and infinities.
17671 (rs6000_opt_mask): Add entry for float128.
17672 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17673 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17674 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17675 (const_str_type_node): New #define.
17676 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17677 to a define_expand that dispatches to either copysign<mode>3_soft
17678 or copysign<mode>3_hard.
17679 (copysign<mode>3_hard): Rename from copysign<mode>3.
17680 (copysign<mode>3_soft): New define_insn.
17681 * doc/extend.texi: Document new builtins.
17683 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17685 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17686 PRIu64 instead of lu.
17688 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17691 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17692 copy the type name.
17694 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17696 PR tree-optimization/71647
17697 * omp-low.c (lower_rec_input_clauses): Convert
17698 omp_clause_aligned_alignment (c) to size_type_node for the
17699 last argument of __builtin_assume_aligned.
17701 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17703 * configure.ac (calling ___tls_get_addr via GOT): New
17704 assembler/linker check.
17705 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17706 assembler and linker supports calling ___tls_get_addr via GOT.
17707 Otherise, defined to 0.
17708 * config.in: Regenerated.
17709 * configure: Likewise.
17710 * config/i386/constraints.md (Yb): New constraint.
17711 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17712 (REG_CLASS_NAMES): Likewise.
17713 (REG_CLASS_CONTENTS): Likewise.
17714 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17715 the b constraint with the Yb constraint. Call ___tls_get_addr
17716 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17718 (*tls_local_dynamic_base_32_gnu): Likewise.
17719 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17720 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17721 (*tls_local_dynamic_base_64_<mode>): Likewise.
17723 2016-06-24 Martin Liska <mliska@suse.cz>
17725 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17726 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17728 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17729 argument to true if the expected number of iterations is
17732 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17734 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17735 assemble for 32bit target.
17736 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17737 and $ld_ix86_gld_32_opt to link for 32bit target.
17738 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17739 * configure: Regenerate.
17741 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17743 * config/arm/arm.c (int_log2): Delete definition and prototype.
17744 (shift_op): Use exact_log2 instead of int_log2.
17745 (vfp3_const_double_for_fract_bits): Likewise.
17747 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17749 * internal-fn.c (expand_arith_set_overflow): New function.
17750 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17752 (expand_arith_overflow_result_store): Likewise. Handle precision
17753 smaller than mode precision.
17754 * tree-vrp.c (extract_range_basic): For imag part, handle
17755 properly signed 1-bit precision result.
17756 * doc/extend.texi (__builtin_add_overflow): Document that last
17757 argument can't be pointer to enumerated or boolean type.
17758 (__builtin_add_overflow_p): Document that last argument can't
17759 have enumerated or boolean type.
17761 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17762 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17764 * config/rs6000/predicates.md (splat_input_operand): Rework.
17765 Don't allow constants, since the insns that use this predicate
17766 don't support constants. Constants are handled by other insns
17767 that are created via combine. During and after register
17768 allocation, only allow indexed or indirect addresses, and not
17769 general addresses. Only allow modes supported by the hardware.
17770 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17771 comment. Move check for using VSPLTIS<x> to a common location,
17772 instead of doing it in two different places.
17774 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17776 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17777 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17778 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17779 signature_CENTAUR_ebx.
17781 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17785 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17786 (as_ix86_gas_32_opt): This.
17787 (ld_ix86_tls_ldm_opt): Renamed to ...
17788 (ld_ix86_gld_32_opt): This.
17789 (R_386_TLS_LDM reloc): Updated.
17790 (R_386_GOT32X reloc): New assembler/linker check.
17791 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17792 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17794 * config.in: Regenerated.
17795 * configure: Likewise.
17796 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17797 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17798 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17799 if ix86_force_load_from_GOT_p returns true.
17800 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17801 ix86_force_load_from_GOT_p returns true.
17802 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17803 the external function address via the GOT slot.
17804 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17805 HAVE_AS_IX86_GOT32X before returning false.
17806 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17807 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17809 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17811 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17813 2016-06-23 Andi Kleen <ak@linux.intel.com>
17815 * Makefile.in: Regenerate.
17816 * doc/install.texi: Document autoprofiledbootstrap.
17818 2016-06-23 Andi Kleen <ak@linux.intel.com>
17820 * config/i386/gcc-auto-profile: New file.
17822 2016-06-23 Martin Liska <mliska@suse.cz>
17824 PR middle-end/71619
17825 * predict.c (predict_loops): Revert the hunk that was removed
17828 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17830 * config.gcc: Add support for arm*-*-phoenix* targets.
17831 * config/arm/t-phoenix: New.
17832 * config/phoenix.h: New.
17834 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17835 H.J. Lu <hongjiu.lu@intel.com>
17838 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17839 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17840 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17841 ix86_force_load_from_GOT_p returns true.
17842 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17843 ix86_force_load_from_GOT_p returns true.
17844 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17845 ix86_force_load_from_GOT_p returns true.
17846 (ix86_expand_move): Load the external function address via the
17847 GOT slot if ix86_force_load_from_GOT_p returns true.
17848 * config/i386/predicates.md (x86_64_immediate_operand): Return
17849 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17850 (x86_64_zext_immediate_operand): Ditto.
17852 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17854 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17856 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17859 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17860 * diagnostic.c (pedwarn_at_rich_loc): New function.
17861 * spellcheck.h (best_match::best_match): Add a
17862 "best_distance_so_far" optional parameter.
17863 (best_match::set_best_so_far): New method.
17864 (best_match::get_best_distance): New accessor.
17865 (best_match::get_best_candidate_length): New accessor.
17867 2016-06-22 Nick Clifton <nickc@redhat.com>
17869 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17870 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17871 modes are accepted as well.
17872 (ucompare_loc_descriptor): Likewise.
17873 (minmax_loc_descriptor): Likewise.
17874 (clz_loc_descriptor): Likewise.
17875 (popcount_loc_descriptor): Likewise.
17876 (bswap_loc_descriptor): Likewise.
17877 (rotate_loc_descriptor): Likewise.
17878 (mem_loc_descriptor): Likewise.
17879 (loc_descriptor): Likewise.
17881 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17883 * common.opt (fdiagnostics-parseable-fixits): New option.
17884 * diagnostic.c: Include "selftest.h".
17885 (print_escaped_string): New function.
17886 (print_parseable_fixits): New function.
17887 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17888 (selftest::assert_print_escaped_string): New function.
17889 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17890 (selftest::test_print_escaped_string): New function.
17891 (selftest::test_print_parseable_fixits_none): New function.
17892 (selftest::test_print_parseable_fixits_insert): New function.
17893 (selftest::test_print_parseable_fixits_remove): New function.
17894 (selftest::test_print_parseable_fixits_replace): New function.
17895 (selftest::diagnostic_c_tests): New function.
17896 * diagnostic.h (struct diagnostic_context): Add field
17897 "parseable_fixits_p".
17898 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17899 -fdiagnostics-parseable-fixits.
17900 (-fdiagnostics-parseable-fixits): New option.
17901 * opts.c (common_handle_option): Handle
17902 -fdiagnostics-parseable-fixits.
17903 * selftest-run-tests.c (selftest::run_tests): Call
17904 selftest::diagnostic_c_tests.
17905 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17907 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17909 PR tree-optimization/71488
17910 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17911 comparison of boolean vectors.
17912 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17913 of boolean vectors using bitwise operations.
17915 2016-06-22 Andreas Schwab <schwab@suse.de>
17917 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17918 Remove declaration.
17920 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17922 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17924 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17926 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17929 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17931 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17932 * config/arm/arm-cores.def (cortex-a73): New entry.
17933 (cortex-a73.cortex-a35): Likewise.
17934 (cortex-a73.cortex-a53): Likewise.
17935 * config/arm/arm-tables.opt: Regenerate.
17936 * config/arm/arm-tune.md: Likewise.
17937 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17938 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17939 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17940 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17941 * doc/invoke.texi (ARM Options): Document cortex-a73,
17942 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17944 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17946 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17947 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17948 (cortex-a73.cortex-a35): Likewise.
17949 (cortex-a73.cortex-a53): Likewise.
17950 * config/aarch64/aarch64-tune.md: Regenerate.
17951 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17952 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17955 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17957 * configure.ac (gcc_cv_as_compress_debug): Remove
17958 --compress-debug-sections as extra as switch.
17959 Handle gas --compress-debug-sections=type.
17960 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17961 Handle gld --compress-debug-sections=type.
17962 * configure: Regenerate.
17964 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17966 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17968 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17970 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17971 (do_rewrite): likewise.
17973 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17975 * common/config/mep/mep-common.c: Remove.
17976 * config.gcc: Remove mep-* support.
17977 * config/mep/constraints.md: Remove.
17978 * config/mep/default.h: Remove.
17979 * config/mep/intrinsics.h: Remove.
17980 * config/mep/intrinsics.md: Remove.
17981 * config/mep/ivc2-template.h: Remove.
17982 * config/mep/mep-c5.cpu: Remove.
17983 * config/mep/mep-core.cpu: Remove.
17984 * config/mep/mep-default.cpu: Remove.
17985 * config/mep/mep-ext-cop.cpu: Remove.
17986 * config/mep/mep-intrin.h: Remove.
17987 * config/mep/mep-ivc2.cpu: Remove.
17988 * config/mep/mep-pragma.c: Remove.
17989 * config/mep/mep-protos.h: Remove.
17990 * config/mep/mep.c: Remove.
17991 * config/mep/mep.cpu: Remove.
17992 * config/mep/mep.h: Remove.
17993 * config/mep/mep.md: Remove.
17994 * config/mep/mep.opt: Remove.
17995 * config/mep/predicates.md: Remove.
17996 * config/mep/t-mep: Remove.
17997 * doc/install.texi: Remove mep-* documentation.
17998 * doc/md.texi: Likewise.
18000 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18002 * config.gcc: Remove support for avr-rtems.
18003 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18004 * config/avr/rtems.h: Remove.
18005 * config/avr/t-rtems: Remove.
18007 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18009 * config.gcc: Remove m32r-rtems support.
18010 * config/m32r/rtems.h: Remove.
18012 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18014 * config.gcc: Remove h8300-rtems support.
18015 * config/h8300/rtems.h: Remove.
18016 * config/h8300/t-rtems: Remove.
18018 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18020 * config.gcc: Remove support for knetbsd.
18021 * configure.ac: Likewise.
18022 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18023 * config/knetbsd-gnu.h: Remove.
18024 * configure: Regenerate.
18026 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18028 * config.gcc: Remove support for openbsd 2 and 3.
18029 * config/openbsd-oldgas.h: Remove.
18031 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18033 * config.gcc: Remove interix support.
18034 * config/i386/i386-interix.h: Remove.
18035 * config/i386/interix.opt: Remove.
18036 * config/i386/t-interix: Remove.
18037 * configure: Regenerate.
18038 * configure.ac: Remove interix support.
18039 * doc/install.texi: Remove interix documentation.
18041 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18043 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18044 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18047 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18049 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18050 they are both PLACEHOLDER_EXPRs.
18052 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18054 * stor-layout.c (layout_type): Move setting complex MODE to
18055 layout_type, instead of setting it ahead of time by the caller.
18056 * tree.c (build_complex_type): Likewise.
18058 2016-06-21 Martin Liska <mliska@suse.cz>
18060 * predict.c (force_edge_cold): Replace imposisble with
18063 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18065 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18066 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18068 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18070 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18072 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18073 Ilya Enkovich <ilya.enkovich@intel.com>
18076 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18077 New member function to convert V1TImode register to SUBREG
18078 TImode in debug insn.
18079 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18080 after changing register mode to V1TImode.
18082 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18084 * config/aarch64/aarch64-cores.def (vulcan): New core.
18085 * config/aarch64/aarch64-tune.md: Regenerate.
18086 * doc/invoke.texi: Document vulcan as an available option.
18088 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18090 * cse.c (canon_asm_operands): New function extracted from...
18091 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18092 either standalone or member of a PARALLEL.
18094 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18097 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18098 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18099 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18101 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18104 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18105 constant addresses if can_create_pseudo_p.
18107 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18109 PR tree-optimization/71588
18110 * tree-ssa-strlen.c (valid_builtin_call): New function.
18111 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18114 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18116 PR middle-end/71581
18117 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18118 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18119 for conversion of scalar user var to complex type and use the
18120 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18123 PR rtl-optimization/71591
18124 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18125 don't run any tests.
18127 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18130 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18131 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18132 space for PIC with non-v32 and the common non-PIC "jump".
18134 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18137 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18138 returned values and add UN*/LTGT/*ORDERED cases with values matching
18139 D operand modifier on vcmp for AVX.
18141 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18143 * config/aarch64/aarch64.opt
18144 (mpc-relative-literal-loads): Rename internal option name.
18145 * config/aarch64/aarch64.c
18146 (aarch64_nopcrelative_literal_loads): Rename to
18147 aarch64_pcrelative_literal_loads.
18148 (aarch64_expand_mov_immediate): Likewise.
18149 (aarch64_secondary_reload): Likewise.
18150 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18151 (aarch64_override_options_after_change_1): Rename and simplify logic.
18152 (aarch64_classify_symbol): Merge large model checks into switch,
18153 remove pc-relative load check.
18155 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18157 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18158 costs relative to the cost of a register move.
18160 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18162 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18163 (vcvt_n_f64_u64): Likewise.
18164 (vcvt_n_s64_f64): Likewise.
18165 (vcvt_n_u64_f64): Likewise.
18166 (vcvt_f64_s64): Likewise.
18167 (vrecpe_f64): Likewise.
18168 (vcvt_f64_u64): Likewise.
18169 (vrecps_f64): Likewise.
18171 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18173 * config/aarch64/aarch64.md
18174 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18176 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18178 * config/aarch64/aarch64-builtins.c
18179 (aarch64_types_binop_uss_qualifiers): Delete.
18180 (TYPES_BINOP_USS): Likewise.
18181 (aarch64_types_binop_sus_qualifiers): Likewise.
18182 (TYPES_BINOP_SUS): Likewise.
18183 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18184 (TYPES_FCVTIMM_SUS): Likewise.
18185 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18187 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18188 (fcvtzs): Use SHIFTIMM rather than BINOP.
18189 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18191 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18193 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18194 costs relative to the cost of a register move.
18196 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18198 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18199 Allow scalar/single vector modes to be tieable.
18201 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18203 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18205 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18207 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18209 * tree.h (TYPE_ALIGN): Likewise.
18211 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18214 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18216 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18218 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18219 literal" build warnings.
18220 (avr_print_operand_address): Dito.
18222 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18225 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18226 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18228 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18230 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18232 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18235 * reload1.c (reload): Pass 0 to finish_spills when called because
18236 update_eliminables_and_spill returns true and remove did_spill.
18237 (finish_spills): Adjust comment and document GLOBAL parameter.
18239 2016-06-17 DJ Delorie <dj@redhat.com>
18242 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18243 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18244 (umulqihi3_virt): Likewise.
18245 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18246 (umulqihi3_real): Likewise.
18248 2016-06-17 Martin Liska <mliska@suse.cz>
18250 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18252 2016-06-17 Martin Liska <mliska@suse.cz>
18254 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18256 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18258 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18260 (vaddq_f32): Likewise.
18261 (vmul_f32): Likewise.
18262 (vmulq_f32): Likewise.
18263 (vsub_f32): Likewise.
18264 (vsubq_f32): Likewise.
18266 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18268 PR tree-optimization/71347
18269 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18270 cost for all uses in group.
18272 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18274 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18275 insert gimple seq if it's not empty.
18277 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18279 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18281 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18282 rather than OFFSET.
18283 (comp_dr_with_seg_len_pair): Ditto.
18284 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18285 struct dr_with_seg_len_pair against DR_OFFSET.
18286 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18287 DR_OFFSET directly.
18289 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18291 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18293 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18295 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18296 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18297 (pa_output_millicode_call): Likewise.
18298 (pa_output_call): Likewise.
18299 (pa_output_indirect_call): Likewise.
18300 (pa_asm_output_mi_thunk): Likewise.
18302 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18304 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18306 2016-06-16 Martin Liska <mliska@suse.cz>
18308 * predict.c (combine_predictions_for_insn): When we find a first
18309 match predictor, we should consider just predictors with
18310 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18311 DS theory predictor.
18312 (combine_predictions_for_bb): Likewise.
18314 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18316 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18317 with base of reference to struct.
18319 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18321 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18323 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18326 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18327 progmem_swtable_section.
18328 (progmem_swtable_section): Remove.
18329 (avr_asm_function_rodata_section): Remove.
18330 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18331 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18333 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18335 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18336 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18337 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18338 signature_CENTAUR_ebx.
18339 * config/i386/i386.c (ix86_option_override_internal): Add
18340 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18341 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18342 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18344 2016-06-16 Martin Liska <mliska@suse.cz>
18346 * predict.def: Add fortran loop preheader predictor.
18347 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18348 fold IFN_BUILTIN_EXPECT with a known constant argument.
18350 2016-06-16 Martin Liska <mliska@suse.cz>
18352 * predict.def: Add 'Fortran' to display text of all
18353 PRED_FORTRAN_* predictors.
18355 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18358 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18359 [IA64_BUILTIN_NANSQ]: Ditto.
18360 (ia64_fold_builtin): New function.
18361 (TARGET_FOLD_BUILTIN): New define.
18362 (ia64_init_builtins) Declare const_string_type node.
18363 Add __builtin_nanq and __builtin_nansq builtin functions.
18364 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18366 2016-06-16 Nick Clifton <nickc@redhat.com>
18368 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18369 MSP430_HWMULT_ prefix to enum values.
18370 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18371 * config/msp430/msp430.c: Update use of enum values.
18372 * config/msp430/msp430.md: Likewise.
18373 * config/msp430/msp430.opt: Likewise.
18375 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18377 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18378 of comparsions in the last iteration.
18380 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18381 Joern Rennecke <joern.rennecke@embecosm.com>
18383 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18385 (arc_needs_pcl_p): Add GOTOFFPC.
18386 (arc_legitimate_pic_addr_p): Likewise.
18387 (arc_output_pic_addr_const): Likewise.
18388 (arc_legitimize_pic_address): Generate a pc-relative address using
18390 (arc_output_libcall): Use @pcl syntax.
18391 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18392 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18393 (*movsi_insn): Use @pcl syntax.
18394 (doloop_begin_i): Likewise.
18396 2016-06-16 Martin Liska <mliska@suse.cz>
18398 * predict.def: Define a new predictor.
18400 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18402 * config/arc/arc.opt (mtp-regno): Update text.
18404 2016-06-16 Renlin Li <renlin.li@arm.com>
18406 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18408 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18411 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18412 (setcc + and peephole2): Likewise.
18414 PR rtl-optimization/71532
18415 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18418 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18420 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18421 DImode constants with XXSPLTIB in vector registers.
18422 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18423 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18424 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18425 extraction of the element at the top of the register as a scalar
18427 (vsx_extract_<mode>_internal1): Likewise.
18428 (vsx_extract_<mode>_internal2): Likewise.
18429 * config/rs6000/constraints.md (wi constraint): Remove a comment
18430 about DImode not being allowed in Altivec registers.
18431 (wB constraint): New constraint for constants that can be
18432 generated in Altivec registers with VSPLTISW/VUPKHSW.
18433 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18435 (xxspltib_constant_nosplit): Likewise.
18436 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18437 support for -mupper-regs-di to enable DImode to go into Altivec
18439 (POWERPC_MASKS): Likewise.
18440 (power7 cpu): Likewise.
18441 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18442 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18443 for DImode being allowed in Altivec registers. Update wi/wj
18444 constraints. Set scalar_in_vmx_p flag.
18445 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18446 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18447 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18448 (rs6000_opt_masks): Add -mupper-regs-di.
18449 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18450 direct move to use wi and not wj.
18451 (lfiwzx): Likewise.
18452 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18454 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18455 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18456 any VSX register, instead of just Altivec registers, to allow
18457 either operand to be an Altivec register or both.
18458 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18459 (movdi_internal32): Add support for -mupper-regs-di. Add support
18460 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18461 the alternatives and attributes to be lined up to be easier to
18463 (movdi_internal64): Likewise.
18464 (64-bit DImode splitters): Change predicates to only split loading
18465 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18466 load constants in ISA 3.0 or ISA 2.07 respectively.
18467 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18468 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18469 mention -mcpu=power9 sets these options.
18470 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18473 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18476 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18477 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18478 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18479 by default to warn misspelled interrupt/ signal handler.
18480 * doc/invoke.texi (AVR Options): Document it. Update description
18481 for -nodevicelib option.
18483 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18485 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18486 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18487 (aarch64_<sur>shll2_n<mode>): Likewise.
18489 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18491 PR middle-end/71529
18492 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18493 DECL_CONTEXT for copied arguments.
18495 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18497 PR tree-optimization/71483
18498 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18501 2016-06-15 Martin Liska <mliska@suse.cz>
18503 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18504 instead of predict_edge w/o a probability.
18506 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18508 PR tree-optimization/71439
18509 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18512 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18514 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18515 register subregs in SET_SRC.
18517 2016-06-15 Richard Biener <rguenther@suse.de>
18519 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18520 store restrictions.
18522 2016-06-15 Richard Biener <rguenther@suse.de>
18524 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18525 not consider dependences between accesses that belong to the
18527 (vect_analyze_data_ref_dependences): Do not analyze read-read
18528 or self-dependences.
18530 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18532 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18534 (find_closest_identifier): Reimplement in terms of
18535 best_match<tree,tree>.
18536 * spellcheck-tree.h: New file.
18537 * spellcheck.c (struct edit_distance_traits<const char *>): New
18539 (find_closest_string): Reimplement in terms of
18540 best_match<const char *, const char *>.
18541 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18542 overload to spellcheck-tree.h.
18543 (find_closest_identifier): Likewise.
18544 (struct edit_distance_traits<T>): New template.
18545 (class best_match): New class.
18547 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18549 * selftest-run-tests.c (selftest::run_tests): Call
18550 selftest::spellcheck_tree_c_tests.
18551 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18552 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18553 (selftest::test_find_closest_identifier): New function.
18554 (selftest::spellcheck_tree_c_tests): New function.
18555 * spellcheck.c (selftest::test_find_closest_string): Verify that
18556 the order of the vec does not affect the results for this case.
18557 (selftest::test_data): New array.
18558 (selftest::test_metric_conditions): New function.
18559 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18560 Call selftest::test_metric_conditions.
18562 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18564 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18565 (BU_P9_MISC_1): Likewise.
18566 (BU_P9_64BIT_MISC_0): Likewise.
18567 (BU_P9_MISC_0): Likewise.
18569 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18571 * gcc-rich-location.c
18572 (gcc_rich_location::add_fixit_misspelled_id): New method.
18573 * gcc-rich-location.h
18574 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18576 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18578 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18579 FreeBSD 11 and above.
18581 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18583 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18585 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18587 * expmed.h: Close parenthesis in "at your option" in copyright
18589 * lower-subreg.h: Likewise.
18591 2016-06-14 Richard Biener <rguenther@suse.de>
18593 PR middle-end/71526
18594 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18597 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18599 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18601 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18602 mask+shift version.
18603 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18605 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18606 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18608 2016-06-14 Richard Biener <rguenther@suse.de>
18610 PR tree-optimization/71522
18611 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18612 copying into float copying.
18614 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18616 PR tree-optimization/71520
18617 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18618 (replace_block_by): Move user labels from bb1 to bb2.
18620 2016-06-14 Richard Biener <rguenther@suse.de>
18622 PR middle-end/71310
18624 * expr.h (get_bit_range): Declare.
18625 * expr.c (get_bit_range): Export.
18626 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18627 word_mode again to constrain the bitfield access.
18629 2016-06-14 Richard Biener <rguenther@suse.de>
18631 PR tree-optimization/71521
18632 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18633 division int_const_binop against zero divisor.
18635 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18637 * config/i386/i386.md (signbittf2): New expander.
18638 * config/i386/sse.md (ptesttf2): New insn pattern.
18640 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18643 * input.c (selftest::test_reading_source_line): Avoid reading from
18644 __FILE__ by creating a tempfile with known content and reading
18647 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18649 * pretty-print.c (assert_pp_format_colored): Skip the test if
18651 (test_pp_format): Remove comment about GCC_COLORS.
18653 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18655 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18656 * pretty-print.c (assert_pp_format_va): Add location param and use
18657 it with ASSERT_STREQ_AT.
18658 (assert_pp_format): Add location param and pass it to
18659 assert_pp_format_va.
18660 (assert_pp_format_colored): Likewise.
18661 (ASSERT_PP_FORMAT_1): New.
18662 (ASSERT_PP_FORMAT_2): New.
18663 (ASSERT_PP_FORMAT_3): New.
18664 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18665 explicitly, or implicitly via the above macros.
18666 * selftest.c (selftest::pass): Use a selftest::location rather
18667 than file and line.
18668 (selftest::fail): Likewise. Print the function name.
18669 (selftest::fail_formatted): Likewise.
18670 (selftest::assert_streq): Use a selftest::location rather than
18672 * selftest.h (selftest::location): New struct.
18673 (SELFTEST_LOCATION): New macro.
18674 (selftest::pass): Accept a const location & rather than file
18676 (selftest::fail): Likewise.
18677 (selftest::fail_formatted): Likewise.
18678 (selftest::assert_streq): Likewise.
18679 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18680 (ASSERT_FALSE): Likewise.
18681 (ASSERT_EQ): Likewise.
18682 (ASSERT_NE): Likewise.
18683 (ASSERT_STREQ): Likewise.
18684 (ASSERT_PRED1): Likewise.
18685 (ASSERT_STREQ_AT): New macro.
18687 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18689 * selftest.c (selftest::fail_formatted): New function.
18690 (selftest::assert_streq): New function.
18691 * selftest.h (selftests::fail_formatted): New decl.
18692 (selftest::assert_streq): New decl.
18693 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18695 2016-06-13 Jeff Law <law@redhat.com>
18697 PR tree-optimization/71403
18698 * tree-ssa-threadbackward.c
18699 (convert_and_register_jump_thread_path): No longer accept reference
18700 to path. Do not pop items off the path anymore.
18701 (fsm_find_control_statement_thread_paths): Do not allow threading
18702 to a deeper loop nest. Pop the last item off the path here rather
18703 than in convert_and_register_jump_thread_path.
18705 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18706 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18708 [AArch64] Emit division using the Newton series
18710 * config/aarch64/aarch64-protos.h
18711 (cpu_approx_modes): Add new member "division".
18712 (aarch64_emit_approx_div): Declare new function.
18713 * config/aarch64/aarch64.c
18714 (generic_approx_modes): New member "division".
18715 (exynosm1_approx_modes): Likewise.
18716 (xgene1_approx_modes): Likewise.
18717 (aarch64_emit_approx_div): Define new function.
18718 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18719 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18720 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18721 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18723 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18724 Wilco Dijkstra <wilco.dijkstra@arm.com>
18726 [AArch64] Emit square root using the Newton series
18728 * config/aarch64/aarch64-protos.h
18729 (aarch64_emit_approx_rsqrt): Replace with new function
18730 "aarch64_emit_approx_sqrt".
18731 (cpu_approx_modes): New member "sqrt".
18732 * config/aarch64/aarch64.c
18733 (generic_approx_modes): New member "sqrt".
18734 (exynosm1_approx_modes): Likewise.
18735 (xgene1_approx_modes): Likewise.
18736 (aarch64_emit_approx_rsqrt): Replace with new function
18737 "aarch64_emit_approx_sqrt".
18738 (aarch64_override_options_after_change_1): Handle new option.
18739 * config/aarch64/aarch64-simd.md
18740 (rsqrt<mode>2): Use new function instead.
18741 (sqrt<mode>2): New expansion and insn definitions.
18742 * config/aarch64/aarch64.md: Likewise.
18743 * config/aarch64/aarch64.opt
18744 (mlow-precision-sqrt): Add new option description.
18745 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18747 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18749 [AArch64] Add more choices for the reciprocal square root approximation
18751 Allow a target to prefer such operation depending on the operation mode.
18753 * config/aarch64/aarch64-protos.h
18754 (AARCH64_APPROX_MODE): New macro.
18755 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18756 (cpu_approx_modes): New structure.
18757 (tune_params): New member "approx_modes".
18758 * config/aarch64/aarch64-tuning-flags.def
18759 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18760 * config/aarch64/aarch64.c
18761 (generic_approx_modes): New core "cpu_approx_modes" structure.
18762 (exynosm1_approx_modes): Likewise.
18763 (xgene1_approx_modes): Likewise.
18764 (generic_tunings): New member "approx_modes".
18765 (cortexa35_tunings): Likewise.
18766 (cortexa53_tunings): Likewise.
18767 (cortexa57_tunings): Likewise.
18768 (cortexa72_tunings): Likewise.
18769 (exynosm1_tunings): Likewise.
18770 (thunderx_tunings): Likewise.
18771 (xgene1_tunings): Likewise.
18772 (use_rsqrt_p): New argument for the mode and use new member from
18774 (aarch64_builtin_reciprocal): Devise mode from builtin.
18775 (aarch64_optab_supported_p): New argument for the mode.
18776 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18778 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18780 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18781 RS6000_BTM_MODULO flag into the set of flags that are considered
18782 to be part of the common configuration.
18784 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18786 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18787 difference unsigned.
18788 (vec_absdb): New macro for vector absolute difference unsigned
18790 (vec_absdh): New macro for vector absolute difference unsigned
18792 (vec_absdw): New macro for vector absolute difference unsigned word.
18793 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18794 (vadu<mode>3): New insn.
18795 (*p9_vadu<mode>3): New insn.
18796 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18798 (vaduh): New built-in definition.
18799 (vaduw): New built-in definition.
18800 (vadu): New overloaded built-in definition.
18801 (vadub): New overloaded built-in definition.
18802 (vaduh): New overloaded built-in definition.
18803 (vaduw): New overloaded built-in definition.
18804 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18805 overloaded vector absolute difference unsigned functions.
18806 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18807 the ISA 3.0 vector absolute difference unsigned built-in functions.
18809 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18811 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18812 update shared_lookup_references only once after changing operands.
18814 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18816 PR middle-end/71373
18817 * tree-nested.c (convert_nonlocal_omp_clauses)
18818 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18820 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18821 * tree.def (CASE_LABEL_EXPR): Likewise.
18823 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18826 * input.c (test_builtins): Fix an assertion.
18828 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18830 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18831 (paritysi2): Ditto.
18833 (isinf<mode>2): Ditto.
18835 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18837 * ggc-tests.c (test_finalization): Only test need_finalization_p
18838 for GCC_VERSION >= 4003.
18840 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18842 * config/s390/vecintrin.h: Fix file description in comment.
18844 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18846 * config/s390/s390-builtin-types.def: Change builtin type naming
18847 scheme to match builtin-types.def.
18849 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18851 * fold-const.c (optimize_minmax_comparison): Remove.
18852 (fold_comparison): Remove call to the above.
18853 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18854 New transformations.
18856 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18858 PR tree-optimization/71416
18859 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18862 2016-06-13 Martin Liska <mliska@suse.cz>
18864 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18865 (combine_predictions_for_insn): Likewise.
18866 (prune_predictions_for_bb): Likewise.
18867 (combine_predictions_for_bb): Likewise.
18869 2016-06-13 Richard Biener <rguenther@suse.de>
18871 PR tree-optimization/71505
18872 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18873 assert match comment.
18875 2016-06-13 Marek Polacek <polacek@redhat.com>
18877 PR middle-end/71476
18878 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18879 gimplify_switch_expr.
18880 (warn_switch_unreachable_r): New function.
18882 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18885 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18888 2016-06-13 Richard Biener <rguenther@suse.de>
18890 PR middle-end/64516
18891 * fold-const.c (fold_unary_loc): Preserve alignment when
18892 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18894 2016-06-13 Martin Liska <mliska@suse.cz>
18897 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18898 w/ -fsanitize=bounds.
18900 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18902 * config/i386/i386.c (ix86_init_builtins): Calculate
18903 FLOAT128_FTYPE_CONST_STRING function type only once.
18904 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18905 built-in functions are available for x86-32 and x86-64 targets.
18907 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18910 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18911 New primitive type.
18912 (FLOAT128_FTYPE_CONST_STRING): New function type.
18913 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18914 [IX86_BUILTIN_NANSQ]: Ditto.
18915 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18916 (ix86_init_builtin_types): Declare const_string_type_node.
18917 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18919 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18920 * doc/extend.texi (x86 Built-in Functions): Document
18921 __builtin_nanq and __builtin_nansq.
18923 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18926 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18927 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18928 length for pop patterns.
18929 (arm_attr_length_push_multi): Update comments.
18930 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18932 (*pop_multiple_with_writeback_and_return): Likewise.
18933 (*pop_multiple_with_return): Likewise.
18935 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18937 PR middle-end/71310
18938 * fold-const.c (optimize_bit_field_compare): Don't try to use
18939 word_mode unconditionally for reading the bit field, look at
18940 DECL_BIT_FIELD_REPRESENTATIVE instead.
18942 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18944 PR middle-end/71478
18945 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18946 vector integer type.
18948 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18950 PR middle-end/71494
18951 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18952 without LABEL_DECL, set *handled_ops_p to false instead of true.
18954 2016-06-10 Martin Sebor <msebor@redhat.com>
18957 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18958 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18959 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18961 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18962 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18963 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18964 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18965 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18966 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18967 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18968 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18970 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18972 * config/arm/arm.h (pool_vector_label,
18973 return_used_this_function): Remove.
18975 2016-06-10 Jeff Law <law@redhat.com>
18977 PR tree-optimization/71335
18978 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18979 zero length paths here.
18980 (convert_and_register_jump_thread_path): Remove hacks related to
18981 duplicated blocks in the jump thread path.
18982 (fsm_find_control_statement_thread_paths): Avoid putting the same
18983 block on the thread path twice, but ensure the thread path is
18984 unchanged from the caller's point of view.
18986 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18988 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18989 * predict.def (PRED_LOOP_BRANCH): Remove.
18991 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18993 * Makefile.in (OBJS): Add ggc-tests.o.
18994 (GTFILES): Add ggc-tests.c.
18995 * ggc-tests.c: New file.
18996 * selftest-run-tests.c (selftest::run_tests): Call
18997 selftest::ggc_tests_c_tests.
18998 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19000 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19002 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19004 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19007 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19008 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19010 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19012 * profile.c: Include cfgloop.h.
19013 (branch_prob): Compute estimated number of iterations.
19014 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19015 recompute estimate number of iterations from profile.
19017 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19019 PR inline-asm/68843
19020 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19021 must be grouped on top of stack. Don't force early clobber
19022 on ordinary reg outputs.
19024 2016-06-10 Richard Biener <rguenther@suse.de>
19026 * targhooks.c (default_builtin_vectorization_cost): Adjust
19027 vec_construct cost.
19029 2016-06-10 Richard Biener <rguenther@suse.de>
19031 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19032 to fold the RHS to a constant if possible.
19034 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19036 PR middle-end/71373
19037 * tree-nested.c (convert_nonlocal_omp_clauses)
19038 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19039 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19040 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19042 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19044 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19046 * omp-low.c (scan_sharing_clauses): Don't expect
19047 OMP_CLAUSE__CACHE_.
19049 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19051 PR tree-optimization/71407
19052 PR tree-optimization/71416
19053 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19054 BIT_FIELD_REF type.
19056 2016-06-10 Richard Biener <rguenther@suse.de>
19058 PR middle-end/71477
19059 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19061 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19063 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19065 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19066 Jiong Wang <jiong.wang@arm.com>
19068 PR rtl-optimization/70751
19069 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19070 spilled into memory.
19072 2016-06-09 Jonathan Yong <10walls@gmail.com>
19075 2015-09-21 Jonathan Yong <10walls@gmail.com>
19077 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19078 sysroot/usr/lib/32api for additional win32 libraries,
19079 fixes failing Cygwin bootstrapping.
19081 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19083 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19086 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19089 * pretty-print.c (pp_indent): Specify that %p is printed in a
19090 host-dependent manner.
19091 (test_pp_format): Remove the test for %p.
19093 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19095 * config/mips/mips.c (mips_output_jump): Fix formatting.
19097 2016-06-09 Richard Biener <rguenther@suse.de>
19099 PR tree-optimization/71462
19100 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19103 2016-06-09 Martin Liska <mliska@suse.cz>
19105 * predict.c (dump_prediction): Add new argument.
19106 (enum predictor_reason): New enum.
19107 (struct predictor_hash): New struct.
19108 (predictor_hash::hash): New function.
19109 (predictor_hash::equal): Likewise.
19110 (not_removed_prediction_p): New function.
19111 (prune_predictions_for_bb): Likewise.
19112 (combine_predictions_for_bb): Prune predictions.
19114 2016-06-09 Martin Liska <mliska@suse.cz>
19116 * predict.c (filter_predictions): New function.
19117 (remove_predictions_associated_with_edge): Use the filter
19119 (equal_edge_p): New function.
19121 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19123 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19124 Correct usage of @samp vs @option, add @samp where appropriate.
19125 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19126 Add armv6s-m and document it, as it is no official ARM name.
19128 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19130 * ifcvt.c (struct noce_if_info): Add transform_name field.
19131 (noce_try_move): Set if_info->transform_name to the function name.
19132 (noce_try_ifelse_collapse): Likewise.
19133 (noce_try_store_flag): Likewise.
19134 (noce_try_inverse_constants): Likewise.
19135 (noce_try_store_flag_constants): Likewise.
19136 (noce_try_addcc): Likewise.
19137 (noce_try_store_flag_mask): Likewise.
19138 (noce_try_cmove): Likewise.
19139 (noce_try_cmove_arith): Likewise.
19140 (noce_try_minmax): Likewise.
19141 (noce_try_abs): Likewise.
19142 (noce_try_sign_mask): Likewise.
19143 (noce_try_bitop): Likewise.
19144 (noce_convert_multiple_sets): Likewise.
19145 (noce_process_if_block): Print if_info->transform_name to
19146 dump_file if transformation succeeded.
19148 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19150 * config/arm/cortex-a57.md (cortex_a57_alu):
19153 2016-06-08 Martin Sebor <msebor@redhat.com>
19154 Jakub Jelinek <jakub@redhat.com>
19158 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19159 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19160 * builtins.c: Include gimple-fold.h.
19161 (fold_builtin_arith_overflow): Handle
19162 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19163 (fold_builtin_3): Likewise.
19164 * doc/extend.texi (Integer Overflow Builtins): Document
19165 __builtin_{add,sub,mul}_overflow_p.
19167 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19169 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19170 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19172 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19174 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19175 Rewrite, looking one level down for records and arrays.
19177 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19179 * pretty-print.c: Include "selftest.h".
19180 (pp_format): Fix comment.
19181 (identifier_to_locale): Likewise.
19182 (selftest::test_basic_printing): New function.
19183 (selftest::assert_pp_format): New function.
19184 (selftest::test_pp_format): New function.
19185 (selftest::pretty_print_c_tests): New function.
19186 * selftest-run-tests.c (selftest::run_tests): Call
19187 selftest::pretty_print_c_tests.
19188 * selftest.h (pretty_print_c_tests): New declaration.
19190 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19192 * invoke.texi (max-loop-headers-insns): Document.
19193 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19194 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19195 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19197 2016-06-08 Richard Biener <rguenther@suse.de>
19199 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19200 on strided SLP loads and fall back to scalar loads in case
19201 we can't chunk them.
19203 2016-06-08 Richard Biener <rguenther@suse.de>
19205 PR tree-optimization/71452
19206 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19207 type used for the SSA rewrite has enough precision to cover
19208 the dynamic type of the location.
19210 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19211 Richard Biener <rguenther@suse.de>
19214 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19215 the same as DECL_P (base0) for indirect_base0. Use equality_code
19216 in one further place.
19218 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19220 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19221 to one word if the field is known to overlap other words.
19222 (extract_bit_field_1): Likewise.
19223 (store_split_bit_field): Remove compensating code.
19224 (extract_split_bit_field): Likewise.
19226 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19230 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19232 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19234 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19236 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19237 (arch64_addpv4sf): Delete.
19238 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19239 "gen_aarch64_addpv4sf".
19240 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19242 (vpadds_f32): Likewise.
19243 (vpaddq_f32): Likewise.
19244 (vpaddq_f64): Likewise.
19246 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19248 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19250 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19251 to VALLF. Rename to "fabd<mode>3".
19252 "*fabd_scalar<mode>3): Delete.
19253 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19255 (vabdd_f64): Likewise.
19256 (vabd_f32): Likewise.
19257 (vabd_f64): Likewise.
19258 (vabdq_f32): Likewise.
19259 (vabdq_f64): Likewise.
19261 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19263 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19265 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19266 "aarch64_rsqrts<mode>".
19267 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19268 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19270 (vrsqrtsd_f64): Likewise.
19271 (vrsqrts_f32): Likewise.
19272 (vrsqrts_f64): Likewise.
19273 (vrsqrtsq_f32): Likewise.
19274 (vrsqrtsq_f64): Likewise.
19276 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19278 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19280 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19281 "aarch64_rsqrte<mode>".
19282 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19283 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19285 (vrsqrted_f64): Likewise.
19286 (vrsqrte_f32): Likewise.
19287 (vrsqrte_f64): Likewise.
19288 (vrsqrteq_f32): Likewise.
19289 (vrsqrteq_f64): Likewise.
19291 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19293 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19295 (fcvtzs): Likewise.
19296 (fcvtzu): Likewise.
19297 * config/aarch64/aarch64-simd.md
19298 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19299 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19300 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19302 (vcvt_n_f32_u32): Likewise.
19303 (vcvt_n_s32_f32): Likewise.
19304 (vcvt_n_u32_f32): Likewise.
19305 (vcvtq_n_f32_s32): Likewise.
19306 (vcvtq_n_f32_u32): Likewise.
19307 (vcvtq_n_f64_s64): Likewise.
19308 (vcvtq_n_f64_u64): Likewise.
19309 (vcvtq_n_s32_f32): Likewise.
19310 (vcvtq_n_s64_f64): Likewise.
19311 (vcvtq_n_u32_f32): Likewise.
19312 (vcvtq_n_u64_f64): Likewise.
19313 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19314 (VSDQ_SDI): Likewise.
19315 (fcvt_target): Support V4DI, V4SI and V2SI.
19316 (FCVT_TARGET): Likewise.
19318 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19320 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19321 (TYPES_BINOP_SUS): Likewise.
19322 (aarch64_simd_builtin_data): Update include file name.
19323 (aarch64_builtins): Likewise.
19324 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19325 for conversion between scalar float-point and fixed-point.
19327 (fcvtzs): Likewise.
19328 (fcvtzu): Likewise.
19329 * config/aarch64/aarch64.md
19330 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19331 pattern for conversion between scalar float to fixed-pointer.
19332 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19333 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19334 (UNSPEC_FCVTZU): Likewise.
19335 (UNSPEC_SCVTF): Likewise.
19336 (UNSPEC_UCVTF): Likewise.
19337 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19339 (vcvtd_n_f64_u64): Likewise.
19340 (vcvtd_n_s64_f64): Likewise.
19341 (vcvtd_n_u64_f64): Likewise.
19342 (vcvtd_n_f32_s32): Likewise.
19343 (vcvts_n_f32_u32): Likewise.
19344 (vcvtd_n_s32_f32): Likewise.
19345 (vcvts_n_u32_f32): Likewise.
19346 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19348 (FCVT_TARGET): Likewise.
19349 (FCVT_FIXED2F): New iterator.
19350 (FCVT_F2FIXED): Likewise.
19351 (fcvt_fixed_insn): New define_int_attr.
19353 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19355 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19356 some statements was removed.
19358 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19360 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19361 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19362 (vect_can_advance_ivs_p): likewise.
19363 (vect_update_ivs_after_vectorizer): likewise.
19364 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19365 (vect_analyze_scalar_cycles_1): likewise.
19366 (vect_analyze_loop_operations): likewise.
19367 (report_vect_op): likewise.
19368 (vect_is_slp_reduction): likewise.
19369 (vect_is_simple_reduction): likewise.
19370 (get_initial_def_for_induction): likewise.
19371 (vect_transform_loop): likewise.
19372 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19373 (vect_recog_sad_pattern): likewise.
19374 (vect_recog_widen_sum_pattern): likewise.
19375 (vect_recog_widening_pattern): likewise.
19376 (vect_recog_divmod_pattern): likewise.
19377 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19378 (vect_analyze_slp_instance): likewise.
19379 (vect_transform_slp_perm_load): likewise.
19380 (vect_schedule_slp_instance): likewise.
19382 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19384 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19385 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19386 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19387 (PRED_LOOP_BRANCH): Document predictor as broken.
19388 (PRED_LOOP_EXIT): Change hitrate 91->92.
19389 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19390 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19391 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19392 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19393 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19394 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19395 (PRED_CALL): Chane hitrate 71->67.
19396 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19397 (PRED_GOTO): Document as unused right now.
19398 (PRED_CONST_RETURN): Change hitrate 67->69
19399 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19400 (PRED_NULL_RETURN): Change hitrate 91->90.
19401 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19402 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19403 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19405 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19407 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19408 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19409 special case Altivec builtin.
19410 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19411 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19412 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19413 code for ALTIVEC_BUILTIN_VEC_MUL.
19414 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19415 for __builtin_vec_mul.
19417 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19419 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19422 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19424 * spellcheck.c (selftest::test_find_closest_string): New function.
19425 (spellcheck_c_tests): Call the above.
19427 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19429 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19431 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19433 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19434 Yv=Yv,C alternatives.
19436 2016-06-07 Richard Biener <rguenther@suse.de>
19439 * common.opt (ffast-math): Make Optimization.
19441 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19442 Prachi Godbole <prachi.godbole@imgtec.com>
19444 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19445 `fabs' and `fneg' type attributes.
19446 (p5600_fpu_fabs): Add `fmove' to the comment.
19448 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19450 * gimple.c: Include builtins.h
19451 (gimple_inexpensive_call_p): New function.
19452 * gimple.h (gimple_inexpensive_call_p): Declare.
19453 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19454 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19457 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19459 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19460 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19461 warning_at_rich_loc, warning_n, pedwarn, permerror,
19462 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19463 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19466 2016-06-07 Richard Biener <rguenther@suse.de>
19468 PR tree-optimization/71428
19469 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19470 BIT_FIELD_REF op vs. load.
19472 2016-06-07 Richard Biener <rguenther@suse.de>
19474 PR middle-end/71423
19475 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19478 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19480 * config/pa/pa.md (call): Generate indirect long calls to non-local
19481 functions on TARGET_64BIT.
19482 (call_value): Likewise.
19484 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19486 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19487 pattern and subsequent splitters.
19488 (call_val_reg_64bit_post_reload): Likewise.
19490 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19492 PR middle-end/71408
19493 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19494 propagate_op_to_single_use.
19496 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19498 PR middle-end/71281
19499 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19501 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19503 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19504 (enum x86_dirflag_state): New enum.
19505 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19506 (machine_function): Remove needs_cld.
19507 (ix86_current_function_needs_cld): Remove.
19508 * config/i386/i386.c (ix86_set_func_type): Set
19509 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19510 (ix86_expand_prologue): Do not emit CLD here.
19511 (ix86_dirflag_mode_needed): New function.
19512 (ix86_dirflag_mode_entry): Ditto.
19513 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19514 (ix86_mode_after): Ditto.
19515 (ix86_mode_entry): Ditto.
19516 (ix86_mode_exit): Ditto.
19517 (ix86_emit_mode_set): Ditto.
19518 * config/i386/i386.md (strmov_singleop): Set
19519 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19520 Do not set ix86_current_function_needs_cld.
19522 (strset_singleop): Ditto.
19524 (cmpstrnqi_nz_1): Ditto.
19525 (cmpstrnqi_1): Ditto.
19526 (strlenqi_1): Ditto.
19528 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19530 PR tree-optimization/71259
19531 * tree-vect-slp.c (vect_get_constant_vectors): For
19532 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19533 one for constant op, and use COND_EXPR for non-constant.
19535 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19537 * Makefile.in (OBJS): Add function-tests.o,
19538 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19539 selftest-run-tests.o.
19540 (OBJS-libcommon): Add selftest.o.
19541 (OBJS-libcommon-target): Add selftest.o.
19542 (all.internal): Add "selftest".
19543 (all.cross): Likewise.
19544 (selftest): New phony target.
19545 (s-selftest): New target.
19546 (selftest-gdb): New phony target.
19547 (COLLECT2_OBJS): Add selftest.o.
19548 * bitmap.c: Include "selftest.h".
19549 (selftest::test_gc_alloc): New function.
19550 (selftest::test_set_range): New function.
19551 (selftest::test_clear_bit_in_middle): New function.
19552 (selftest::test_copying): New function.
19553 (selftest::test_bitmap_single_bit_set_p): New function.
19554 (selftest::bitmap_c_tests): New function.
19555 * common.opt (fself-test): New.
19556 * diagnostic-show-locus.c: Include "selftest.h".
19557 (make_range): New function.
19558 (test_range_contains_point_for_single_point): New function.
19559 (test_range_contains_point_for_single_line): New function.
19560 (test_range_contains_point_for_multiple_lines): New function.
19561 (assert_eq): New function.
19562 (test_get_line_width_without_trailing_whitespace): New function.
19563 (selftest::diagnostic_show_locus_c_tests): New function.
19564 * et-forest.c: Include "selftest.h".
19565 (selftest::test_single_node): New function.
19566 (selftest::test_simple_tree): New function.
19567 (selftest::test_disconnected_nodes): New function.
19568 (selftest::et_forest_c_tests): New function.
19569 * fold-const.c: Include "selftest.h".
19570 (selftest::assert_binop_folds_to_const): New function.
19571 (selftest::assert_binop_folds_to_nonlvalue): New function.
19572 (selftest::test_arithmetic_folding): New function.
19573 (selftest::fold_const_c_tests): New function.
19574 * function-tests.c: New file.
19575 * gimple.c: Include "selftest.h".
19576 Include "gimple-pretty-print.h".
19577 (selftest::verify_gimple_pp): New function.
19578 (selftest::test_assign_single): New function.
19579 (selftest::test_assign_binop): New function.
19580 (selftest::test_nop_stmt): New function.
19581 (selftest::test_return_stmt): New function.
19582 (selftest::test_return_without_value): New function.
19583 (selftest::gimple_c_tests): New function.
19584 * hash-map-tests.c: New file.
19585 * hash-set-tests.c: New file.
19586 * input.c: Include "selftest.h".
19587 (selftest::assert_loceq): New function.
19588 (selftest::test_accessing_ordinary_linemaps): New function.
19589 (selftest::test_unknown_location): New function.
19590 (selftest::test_builtins): New function.
19591 (selftest::test_reading_source_line): New function.
19592 (selftest::input_c_tests): New function.
19593 * rtl-tests.c: New file.
19594 * selftest-run-tests.c: New file.
19595 * selftest.c: New file.
19596 * selftest.h: New file.
19597 * spellcheck.c: Include "selftest.h".
19598 (selftest::levenshtein_distance_unit_test_oneway): New function,
19599 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19600 (selftest::levenshtein_distance_unit_test): Likewise.
19601 (selftest::spellcheck_c_tests): Likewise.
19602 * toplev.c: Include selftest.h.
19603 (toplev::run_self_tests): New.
19604 (toplev::main): Handle -fself-test.
19605 * toplev.h (toplev::run_self_tests): New.
19606 * tree.c: Include "selftest.h".
19607 (selftest::test_integer_constants): New function.
19608 (selftest::test_identifiers): New function.
19609 (selftest::test_labels): New function.
19610 (selftest::tree_c_tests): New function.
19611 * tree-cfg.c: Include "selftest.h".
19612 (selftest::push_fndecl): New function.
19613 (selftest::test_linear_chain): New function.
19614 (selftest::test_diamond): New function.
19615 (selftest::test_fully_connected): New function.
19616 (selftest::tree_cfg_c_tests): New function.
19617 * vec.c: Include "selftest.h".
19618 (selftest::safe_push_range): New function.
19619 (selftest::test_quick_push): New function.
19620 (selftest::test_safe_push): New function.
19621 (selftest::test_truncate): New function.
19622 (selftest::test_safe_grow_cleared): New function.
19623 (selftest::test_pop): New function.
19624 (selftest::test_safe_insert): New function.
19625 (selftest::test_ordered_remove): New function.
19626 (selftest::test_unordered_remove): New function.
19627 (selftest::test_block_remove): New function.
19628 (selftest::reverse_cmp): New function.
19629 (selftest::test_qsort): New function.
19630 (selftest::vec_c_tests): New function.c.
19631 * wide-int.cc: Include selftest.h and wide-int-print.h.
19632 (selftest::from_int <wide_int>): New function.
19633 (selftest::from_int <offset_int>): New function.
19634 (selftest::from_int <widest_int>): New function.
19635 (selftest::assert_deceq): New function.
19636 (selftest::assert_hexeq): New function.
19637 (selftest::test_printing <VALUE_TYPE>): New function template.
19638 (selftest::test_ops <VALUE_TYPE>): New function template.
19639 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19640 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19642 (selftest::wide_int_cc_tests): New function.
19644 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19646 PR middle-end/37780
19647 * ifcvt.c (noce_try_ifelse_collapse): New function.
19649 (noce_process_if_block): Call noce_try_ifelse_collapse.
19650 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19651 (simplify_ternary_operation): Use the above to simplify
19652 conditional CLZ/CTZ expressions.
19654 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19656 PR middle-end/37780
19657 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19658 define_insn_and_split.
19660 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19662 PR middle-end/37780
19663 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19665 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19668 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19669 Implicitly clobber memory for basic asm with non-empty assembler
19670 string. Use targetm.md_asm_adjust also here.
19671 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19672 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19673 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19674 non-empty assembler string.
19675 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19676 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19677 (decode_asm_operands): Handle basic asm in PARALLEL block.
19678 (extract_insn): Handle basic asm in PARALLEL block.
19679 * doc/extend.texi: Mention new behavior of basic asm.
19680 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19681 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19682 branch_needs_nop_p): Use asm_noperands.
19684 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19686 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19687 Include the M7 SPARC DFA scheduler.
19688 New attribute v3pipe.
19689 Annotate insns with v3pipe where appropriate.
19690 Define cpu_feature vis4.
19691 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19692 Add (V8QI "8") to vbits.
19693 Add insns {add,sub}v8qi3
19694 Add insns ss{add,sub}v8qi3
19695 Add insns us{add,sub}{v8qi,v4hi}3
19696 Add insns {min,max}{v8qi,v4hi,v2si}3
19697 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19698 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19699 * config/sparc/niagara4.md: Add a comment explaining the
19700 discrepancy between the documented latenty numbers and the
19702 * config/sparc/niagara7.md: New file.
19703 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19704 supports SPARC5 and VIS 4.0 instructions.
19705 * configure: Regenerate.
19706 * config.in: Likewise.
19707 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19708 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19709 TARGET_CPU_niagara7.
19710 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19711 (CPP_CPU_SPEC): Handle niagara7.
19712 (ASM_CPU_SPEC): Likewise.
19713 * config/sparc/sparc-opts.h (processor_type): Add
19714 PROCESSOR_NIAGARA7.
19715 (mvis4): New option.
19716 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19717 (AS_NIAGARA7_FLAG): Define.
19718 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19719 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19720 (CPP_CPU_SPEC): Handle niagara7.
19721 (ASM_CPU_SPEC): Likewise.
19722 * config/sparc/sparc.c (niagara7_costs): Define.
19723 (sparc_option_override): Handle niagara7 and adjust cache-related
19724 parameters with better values for niagara cpus. Also support VIS4.
19725 (sparc32_initialize_trampoline): Likewise.
19726 (sparc_use_sched_lookahead): Likewise.
19727 (sparc_issue_rate): Likewise.
19728 (sparc_register_move_cost): Likewise.
19729 (dump_target_flag_bits): Support VIS4.
19730 (sparc_vis_init_builtins): Likewise.
19731 (sparc_builtins): Likewise.
19732 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19734 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19736 * config/sparc/sparc.opt (sparc_processor_type): New value
19738 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19740 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19742 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19745 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19747 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19749 2016-06-06 Richard Biener <rguenther@suse.de>
19751 PR tree-optimization/71398
19752 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19755 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19757 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19758 ft32_expand_prolog, ft32_expand_epilogue):
19759 Handle pretend_args.
19760 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19761 * config/ft32/ft32.md: Add pretend_returner.
19763 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19766 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19767 Copy op1 RTX to avoid invalid sharing.
19768 (ix86_expand_vector_move_misalign): Ditto.
19770 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19772 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19775 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19777 * predict.c (predicted_by_loop_heuristics_p): New function.
19778 (predict_iv_comparison): Use it.
19779 (predict_loops): Walk from innermost loops; do not predict edges
19780 leaving multiple loops multiple times; implement
19781 PRED_LOOP_ITERATIONS_MAX heuristics.
19782 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19784 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19786 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19787 only edges out of BB are EH edges.
19789 2016-06-04 Martin Sebor <msebor@redhat.com>
19790 Marcin Baczyński <marbacz@gmail.com>
19793 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19794 a void expression in a void function.
19796 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19798 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19799 aux; dump reasons of decisions.
19800 (should_duplicate_loop_header_p): Likewise.
19801 (do_while_loop_p): Likewise.
19802 (ch_base::copy_headers): Dump asi num insns duplicated.
19804 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19806 PR tree-optimization/71405
19807 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19808 incompatible type, build a new clobber with the right type instead
19809 of building a VIEW_CONVERT_EXPR around it.
19811 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19813 PR tree-optimization/52171
19814 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19815 by_pieces_ninsns instead of move_by_pieces_ninsns.
19817 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19819 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19820 for reg+reg addressing mode.
19822 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19824 * rs6000-c.c (c/c-tree.h): Add #include.
19825 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19826 in C++ when found in the base position of vec_ld or vec_st.
19828 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19830 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19831 use of profile unless profile status is PROFILE_READ.
19832 * profile.c (compute_branch_probabilities): Set profile status
19833 only after reporting predictor hitrates.
19835 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19839 * common.opt (ffp-int-builtin-inexact): New option.
19840 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19841 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19842 (ceil@var{m}2): Document dependence on this option.
19843 * ipa-inline-transform.c (inline_call): Handle
19844 flag_fp_int_builtin_inexact.
19845 * ipa-inline.c (can_inline_edge_p): Likewise.
19846 * config/i386/i386.md (rintxf2): Do not test
19847 flag_unsafe_math_optimizations.
19848 (rint<mode>2_frndint): New define_insn.
19849 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19850 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19851 for 387 instead of extending and truncating.
19852 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19853 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19854 Change to frndint<mode>2_<rounding>.
19855 (frndintxf2_<rounding>_i387): Likewise. Change to
19856 frndint<mode>2_<rounding>_i387.
19857 (<rounding_insn>xf2): Likewise.
19858 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19859 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19860 x87. Test TARGET_ROUND || !flag_trapping_math ||
19861 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19862 SSE. Use ROUND_NO_EXC in constant operand of
19863 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19864 for 387 instead of extending and truncating.
19866 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19867 Julia Koval <julia.koval@intel.com>
19879 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19880 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19881 all registers, except for function return registers if there are
19882 no caller-saved registers.
19883 (ix86_set_func_type): New function.
19884 (ix86_set_current_function): Call ix86_set_func_type to set
19885 no_caller_saved_registers and func_type. Call reinit_regs if
19886 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19887 nor x87 instructions in interrupt handler nor function with
19888 no_caller_saved_registers attribute.
19889 (ix86_function_ok_for_sibcall): Return false if there are no
19890 caller-saved registers.
19891 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19893 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19894 (ix86_function_arg): Return special arguments in interrupt handler.
19895 (ix86_promote_function_mode): Promote pointer to word_mode only
19896 for normal functions.
19897 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19899 (ix86_epilogue_uses): New function.
19900 (ix86_hard_regno_scratch_ok): Likewise.
19901 (ix86_save_reg): Preserve all registers in interrupt handler
19902 after reload. Preserve all registers, except for function return
19903 registers, if there are no caller-saved registers after reload.
19904 (find_drap_reg): Always use callee-saved register if there are
19905 no caller-saved registers.
19906 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19907 for interrupt handler.
19908 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19909 Emit cld instruction if stringops are used in interrupt handler
19910 or interrupt handler isn't a leaf function.
19911 (ix86_expand_epilogue): Generate interrupt return for interrupt
19912 handler and pop the 'ERROR_CODE' off the stack before interrupt
19913 return in exception handler.
19914 (ix86_expand_call): Disallow calling interrupt handler directly.
19915 If there are no caller-saved registers, mark all registers that
19916 are clobbered by the call which returns as clobbered.
19917 (ix86_handle_no_caller_saved_registers_attribute): New function.
19918 (ix86_handle_interrupt_attribute): Likewise.
19919 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19921 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19922 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19923 accumulation in interrupt function if stack may be realigned to
19925 (EPILOGUE_USES): New.
19926 (function_type): New enum.
19927 (machine_function): Add func_type and no_caller_saved_registers.
19928 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19929 (interrupt_return): New pattern.
19930 * doc/extend.texi: Document x86 interrupt and
19931 no_caller_saved_registers attributes.
19933 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19935 PR tree-optimization/52171
19936 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19937 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19938 Look for constant strings. Move some code to emit_block_cmp_hints
19940 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19941 * defaults.h (COMPARE_MAX_PIECES): New macro.
19942 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19943 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19944 (clear_by_pieces_1): Don't declare. Move definition before use.
19945 (can_do_by_pieces): New static function.
19946 (can_move_by_pieces): Use it. Return bool.
19947 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19948 OP. All callers changed. Handle COMPARE_BY_PIECES.
19949 (class pieces_addr); New.
19950 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19951 pieces_addr::adjust, pieces_addr::increment_address,
19952 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19954 (class op_by_pieces_d): New.
19955 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19957 (class move_by_pieces_d, class compare_by_pieces_d,
19958 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19959 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19960 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19961 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19962 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19963 compare_by_pieces_d::finish_mode): New member functions.
19964 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19966 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19967 (emit_block_cmp_hints): New function.
19968 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19969 use the newly defined classes.
19970 * expr.h (by_pieces_constfn): New typedef.
19971 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19972 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19973 (move_by_pieces_ninsns): Don't declare.
19974 (can_move_by_pieces): Change return value to bool.
19975 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19976 (compare_by_pieces_branch_ratio): New hook.
19977 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19978 (by_pieces_ninsns): Declare.
19979 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19981 (default_compare_by_pieces_branch_ratio): New function.
19982 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19983 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19984 * doc/tm.texi: Regenerate.
19985 * tree-ssa-strlen.c: Include "builtins.h".
19986 (handle_builtin_memcmp): New static function.
19987 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19988 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19990 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19992 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19993 relevant stmts which are simple and invariant.
19994 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19995 instead of simple and invariant
19997 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19999 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20000 (vectorizable_reduction): Check for new relevant state.
20001 (vectorizable_live_operation): vectorize live stmts using
20002 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20003 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20004 (vect_stmt_relevant_p): Check for stmts which are only used live.
20005 (process_use): Use of a stmt does not inherit it's live value.
20006 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20007 (vect_analyze_stmt): Check for new relevant state.
20008 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20009 outside the loop, but not inside it.
20011 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20013 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20014 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20015 (vect_get_vec_def_for_operand): Split out code.
20017 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20019 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20021 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20023 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20025 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20027 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20029 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20031 PR middle-end/71387
20032 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20033 to noreturn e->callee->decl that has void return type and void
20034 arguments, adjust gimple_call_fntype and remove lhs even if it had
20035 previously addressable type.
20037 2016-06-02 Jeff Law <law@redhat.com>
20039 PR tree-optimization/71328
20040 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20041 error when checking for a jump back onto the copied path.
20043 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20045 * config/microblaze/microblaze.c (get_branch_target): Add return
20046 NULL_RTX for the non-CALL_P case.
20047 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20048 (insert_wic): Remove unused local "j".
20050 2016-06-02 Martin Liska <mliska@suse.cz>
20052 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20054 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20055 Julia Koval <julia.koval@intel.com>
20057 * function.c (assign_parm_setup_stack): Force source into a
20058 register if needed.
20059 * target.def (function_incoming_arg): Update documentation to
20060 allow arbitrary address computation based on hard register.
20061 * doc/tm.texi: Regenerated.
20063 2016-06-02 Martin Liska <mliska@suse.cz>
20065 * predict.c (combine_predictions_for_bb): Fix first match in
20066 cases where a first predictor contains more than one occurence
20067 in list of predictors. Take the best value in such case.
20069 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20071 PR rtl-optimization/71295
20072 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20073 offset would go over the size of the inner mode reject it.
20075 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20077 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20078 x=x,x and v=v,m instead of x=x,m.
20080 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20081 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20082 alternative to v=rm,C.
20084 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20085 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20086 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20087 instead of vex for the last two above mentioned alternatives.
20089 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20092 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20094 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20096 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20098 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20100 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20101 from int to unsigned.
20103 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20105 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20106 alternatives, eliminating preferred register class. Add support
20107 for the MTVSRDD instruction in ISA 3.0.
20108 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20109 reg_or_indexed_operand.
20110 (vsx_splat_v4sf_internal): Likewise.
20112 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20115 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20116 for loading up all 0's or all 1's.
20118 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20120 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20122 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20124 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20126 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20127 * gcc.c (set_source_date_epoch_envvar): New function, sets
20128 the SOURCE_DATE_EPOCH environment variable to the current time.
20130 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20132 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20133 the factor for live Phi nodes.
20135 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20137 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20138 * tree-parloops.c (parallelize_loops): likewise.
20139 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20140 tree_unswitch_outer_loop): likewise.
20142 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20144 PR middle-end/71371
20145 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20146 around creation of the temporary.
20148 2016-06-01 Richard Biener <rguenther@suse.de>
20150 PR tree-optimization/71366
20151 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20152 (unloop_loops): Move removing edges here ...
20153 (try_unroll_loop_completely): ... from here.
20154 (try_peel_loop): ... and here.
20155 (tree_unroll_loops_completely_1): Track parent loops via
20156 bitmap of header BBs.
20157 (tree_unroll_loops_completely): Adjust for that.
20159 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20161 * config/rs6000/altivec.h (vec_slv): New macro.
20162 (vec_srv): New macro.
20163 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20164 (UNSPEC_VSRV): New value.
20167 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20168 (vsrv): New builtin definition.
20169 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20170 define argument types for new builtin.
20171 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20173 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20176 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20177 Jocelyn Mayer <l_indien@magic.fr>
20180 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20181 detect processor family for signature_CENTAUR_ebx.
20182 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20183 signature_CENTAUR_ebx.
20184 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20185 <default>: Pass x86-64 for has_longmode.
20187 2016-06-01 Nathan Sidwell <nathan@acm.org>
20189 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20192 2016-06-01 Richard Biener <rguenther@suse.de>
20194 PR tree-optimization/71261
20195 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20196 of stmts successfully put in the bool pattern. Remove
20197 single-use restriction.
20198 (adjust_bool_pattern_cast): Add cast at the use site via the
20199 pattern def sequence.
20200 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20201 of patterned defs. Use the pattern def seqence instead of
20202 multiple independent patterns.
20203 (sort_after_uid): New qsort compare function.
20204 (adjust_bool_stmts): New function to process stmts in the bool
20205 pattern in IL order.
20206 (vect_recog_bool_pattern): Adjust.
20207 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20208 (ifcvt_walk_pattern_tree): Likewise.
20209 (stmt_is_root_of_bool_pattern): Likewise.
20210 (ifcvt_repair_bool_pattern): Likewise.
20211 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20213 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20215 * loop-unroll.c (decide_unroll_constant_iterations,
20216 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20217 likely upper bounds.
20218 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20220 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20222 * tree-core.h (enum omp_clause_code): Remove
20223 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20225 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20227 * config/arm/sync.md (arm_store_exclusive<mode>):
20228 Use 'H' output modifier on operands[2] rather than creating a new
20229 entry in out-of-bounds memory of the operands array.
20230 (arm_store_release_exclusivedi): Likewise.
20232 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20234 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20235 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20236 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20237 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20239 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20241 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20242 into account live statements for mask producers.
20244 2016-06-01 Richard Biener <rguenther@suse.de>
20246 PR tree-optimization/71311
20247 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20248 restrict to non-INTEGER_CST @0.
20250 2016-06-01 Richard Biener <rguenther@suse.de>
20252 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20253 (relational patterns): Use :c to avoid pattern duplications.
20255 2016-06-01 Richard Biener <rguenther@suse.de>
20257 * genmatch.c (comparison_code_p): New predicate.
20258 (swap_tree_comparison): New function.
20259 (commutate): Add for_vec parameter to append new for entries.
20260 Support commutating relational operators by swapping it alongside
20262 (lower_commutative): Adjust.
20263 (dt_simplify::gen): Do not pass artificial operators to gen
20265 (decision_tree::gen): Do not add artificial operators as parameters.
20266 (parser::parse_expr): Verify operator commutativity when :c is
20267 applied. Allow :C to override this.
20268 * match.pd: Adjust patterns to use :C instead of :c where required.
20270 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20272 PR tree-optimization/71077
20273 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20274 the combining step, use boolean_false_node and boolean_true_node
20275 as the designated false/true return values.
20277 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20279 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20280 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20281 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20284 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20286 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20287 of flags impliying the register renaming.
20288 * toplev.c (process_options): Do not imply flag_rename_registers with
20291 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20293 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20294 default implementation.
20296 2016-05-31 Nathan Sidwell <nathan@acm.org>
20298 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20300 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20302 * config/sh/constraints.md (b): Remove constraint.
20303 * config/sh/predicates.md (arith_reg_operand): Remove
20305 * config/sh/sh-modes.def (PDI): Remove.
20306 * config/sh/sh.c (sh_target_reg_class,
20307 sh_optimize_target_register_callee_saved): Remove functions.
20308 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20309 (sh_expand_epilogue): Update comment.
20310 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20311 sh_secondary_reload): Remove TARGET_REGS related code.
20312 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20313 TARGET_REGISTER_P): Remove macros.
20314 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20315 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20316 TR1_REG, TR2_REG): Remove constants.
20317 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20319 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20321 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20322 define_expand patterns.
20323 (adddi3_compact): Rename to adddi3.
20324 (subdi3_compact): Rename to subdi3.
20325 (*negdi2): Rename to negdi2.
20326 (*abs<mode>2): Rename to abs<mode>2.
20328 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20330 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20331 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20332 (atomic_sub_fetchsi): ... this new pattern.
20333 (mvtc): Add CC_REG clobber.
20335 2016-05-31 Marek Polacek <polacek@redhat.com>
20337 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20339 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20341 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20342 aarch64_fusion_enabled_p to check for fusion capabilities.
20344 2016-05-31 Richard Biener <rguenther@suse.de>
20346 PR tree-optimization/71352
20347 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20348 minus one and a negate.
20350 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20352 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20353 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20355 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20356 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20357 Remove use of aarch64_simd_attr_length_move, set length attribute
20359 (*aarch64_be_movoi): Likewise.
20360 (*aarch64_be_movci): Likewise.
20361 (*aarch64_be_movxi): Likewise.
20363 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20365 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20366 It no longer does that.
20367 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20369 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20371 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20372 attribute __unused__.
20374 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20376 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20377 * config/arm/arm.c (arm_arch_thumb1): Define.
20378 (arm_option_override): Initialize arm_arch_thumb1.
20379 * config/arm/arm.h (arm_arch_thumb1): Declare.
20380 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20381 support Thumb-1 ISA.
20383 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20386 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20387 `Yv' for scalar operand.
20389 2016-05-31 Tom de Vries <tom@codesourcery.com>
20391 PR tree-optimization/69068
20392 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20393 phis with more than two args.
20395 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20397 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20398 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20401 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20403 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20405 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20407 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20408 cpu_32, cpu_64, tune_32 and tune_64.
20409 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20411 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20413 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20415 2016-05-30 Andi Kleen <ak@linux.intel.com>
20417 * auto-profile.c (read_profile): Replace asserts with errors
20418 when file does not exist.
20419 * gcov-io.c (gcov_read_words): Dito.
20421 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20423 * tree-cfg.c (print_loop): Print likely upper bounds.
20425 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20427 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20428 * opts.c (default_options): Enable peel loops at -O3.
20429 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20430 (try_peel_loop): Do not re-peel already peeled loops;
20431 use likely upper bounds; fix profile updating.
20432 (pass_complete_unroll::execute): Initialize peeled_loops.
20434 2016-05-30 Martin Liska <mliska@suse.cz>
20436 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20437 computed costs by frequency of BB they belong to.
20438 (get_scaled_computation_cost_at): New function.
20440 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20441 Marc Glisse <marc.glisse@inria.fr>
20443 PR tree-optimization/71289
20444 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20446 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20448 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20450 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20452 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20453 for peeled copies; avoid underflow when updating estimates; correctly
20454 scale loop profile.
20456 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20458 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20459 r236875. Corrected oe3 to oe2 as obvious.
20461 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20463 PR middle-end/71269
20464 PR middle-end/71252
20465 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20466 that inserted stmt will not dominate stmts that defines its operand.
20467 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20468 (rewrite_expr_tree_parallel): Likewise.
20470 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20472 PR middle-end/71252
20473 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20474 all fields including stmt_to_insert are swapped.
20476 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20478 * predict.h (force_edge_cold): Declare.
20479 * predict.c (force_edge_cold): New function.
20480 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20482 (canonicalize_loop_induction_variables): Fix formating.
20484 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20486 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20487 (visium_expand_copysign): Use gen_int_mode directly.
20488 (visium_compute_frame_size): Minor tweaks.
20490 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20492 * tree-vect-loop.c (vect_analyze_loop_2): Use
20493 likely_max_stmt_executions_int.
20495 2016-05-30 Tom de Vries <tom@codesourcery.com>
20497 PR tree-optimization/69067
20498 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20500 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20503 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20504 New peepholes to remove unneeded fild/fistp pairs.
20505 (define_peephole2 atomic_loaddi_fpu): Ditto.
20507 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20509 * predict.c (maybe_hot_frequency_p): Avoid division.
20511 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20513 * doc/install.texi: Use https for shop.fsf.org.
20515 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20517 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20518 likely_max_stmt_executions_int.
20520 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20522 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20523 likely_max_stmt_executions_int.
20525 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20527 * profile.c (compute_branch_probabilities): Do not report hitrates
20529 (branch_prob): Report hitrates here.
20530 * predict.c (gimple_predict_edge): Do not assert profile status;
20531 fix formatting issues.
20533 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20535 * predict.c (edge_predicted_by_p): New function.
20536 (predict_paths_for_bb): Do not put multiple predictions of the same type
20539 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20541 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20544 2016-05-28 Alan Modra <amodra@gmail.com>
20546 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20548 2016-05-28 Alan Modra <amodra@gmail.com>
20550 PR rtl-optimization/71275
20551 * ira.c (ira): Free dominance info.
20553 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20555 * doc/sourcebuild.texi: New address for upstream Go repository.
20557 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20559 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20560 (TARGET_ARM_V7M): Likewise.
20562 2016-05-26 Jeff Law <law@redhat.com>
20564 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20565 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20566 * passes.def: Add jump threading passes before DOM/VRP.
20567 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20568 argument to a basic block from an edge. Remove tests which are
20570 (pass_data_thread_jumps, class pass_thread_jumps): New.
20571 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20572 (make_pass_thread_jumps): Likewise.
20573 * tree-pass.h (make_pass_thread_jumps): Declare.
20575 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20577 * config/visium/visium-protos.h (split_double_move): Rename into...
20578 (visium_split_double_move): ...this.
20579 (visium_split_double_add): Declare.
20580 * config/visium/visium.c (split_double_move): Rename into...
20581 (visium_split_double_move): ...this.
20582 (visium_split_double_add): New function.
20583 (visium_expand_copysign): Renumber operands for consistency.
20584 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20585 (DFmode move splitter): Likewise.
20586 (*addi3_insn): Split by means of visium_split_double_add.
20587 (*adddi3_insn_flags): Delete.
20588 (*plus_plus_sltu<subst_arith>): New insn.
20589 (*subdi3_insn): Split by means of visium_split_double_add.
20590 (subdi3_insn_flags): Delete.
20591 (*minus_minus_sltu<subst_arith>): New insn.
20592 (*negdi2_insn): Split by means of visium_split_double_add.
20593 (*negdi2_insn_flags): Delete.
20595 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20597 * configure.ac: Treat a --with-headers option without argument
20598 the same as the default (i.e. consult sys-include directory).
20599 * configure: Regenerate.
20601 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20603 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20604 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20606 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20607 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20609 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20612 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20613 tree-stdarg analysis results.
20614 (aarch64_setup_incoming_varargs): Likewise.
20616 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20618 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20619 va_list_gpr_counter_field and va_list_fpr_counter_field.
20621 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20624 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20625 * config/aarch64/aarch64.c
20626 (aarch64_cannot_change_mode_class): Remove function.
20627 * config/aarch64/aarch64-protos.h
20628 (aarch64_cannot_change_mode_class): Remove.
20630 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20632 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20633 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20634 get_likely_max_loop_iterations_int): New.
20635 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20636 any_likely_upper_bound.
20637 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20639 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20640 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20642 (unroll_loop_constant_iterations): Likewise.
20643 (unroll_loop_runtime_iterations): Likewise.
20644 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20645 * lto-streamer-out.c (output_cfg): Likewise.
20646 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20648 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20649 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20650 (likely_max_loop_iterations): New.
20651 (likely_max_loop_iterations_int): New.
20652 (likely_max_stmt_executions): New.
20653 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20654 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20655 likely_max_stmt_executions): Declare.
20657 2016-05-27 Marek Polacek <polacek@redhat.com>
20659 PR middle-end/71308
20660 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20662 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20664 * config/s390/s390.md (2x risbg splitters): Use
20665 reg_overlap_mentioned_p instead of rtx_equal_p.
20667 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20669 * combine.c (make_compound_operation): Take known zero bits into
20670 account when checking for possible zero_extend.
20672 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20674 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20675 Use const_int_operand for operand 2 predicate. Simplify expand code
20678 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20680 PR middle-end/71279
20681 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20684 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20686 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20687 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20688 that returns CC_SESWPmode and CC_ZESWPmode.
20689 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20691 (aarch64_rtx_costs): Likewise.
20693 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20695 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20696 for ISA 3.0 min/max support.
20697 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20698 conditional move support.
20699 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20700 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20702 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20703 conditional moves where the comparison type is different from move
20705 (fp_minmax): New code iterator for smin/smax.
20706 (minmax): New code attributes for min/max.
20707 (SMINMAX): Likewise.
20708 (smax<mode>3): Combine min, max insns into one insn using the
20709 fp_minmax code iterator. Add support for ISA 3.0 min/max
20710 instructions that don't need -ffast-math.
20711 (s<minmax><mode>3): Likewise.
20712 (smax<mode>3_vsx): Likewise.
20713 (smin<mode>3): Likewise.
20714 (s<minmax><mode>3_vsx): Likewise.
20715 (smin<mode>3_vsx): Likewise.
20716 (pre-VSX min/max splitters): Likewise.
20717 (s<minmax><mode>3_fpr): Likewise.
20718 (movsfcc): Rewrite floating point conditional moves to combine
20719 SFmode/DFmode into a single insn.
20720 (mov<mode>cc): Likewise.
20721 (movdfcc): Likewise.
20722 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20723 SFDF2 iterators to handle all combinations.
20724 (fseldfsf4): Likewise.
20725 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20726 (fseldfdf4): Likewise.
20727 (fselsfdf4): Likewise.
20728 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20729 comparison instructions that set a 0/-1 mask, and use it for
20730 floating point conditional move via XXSEL.
20731 (fpmask<mode>): Likewise.
20732 (xxsel<mode>): Likewise.
20733 * config/rs6000/predicates.md (min_max_operator): Delete, no
20735 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20736 instructions that generate a 0/-1 mask for use with XXSEL.
20737 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20738 say whether floating point min/max is available, either through
20739 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20740 (TARGET_MINMAX_DF): Likewise.
20742 2016-05-27 Alan Modra <amodra@gmail.com>
20744 PR rtl-optimization/71275
20745 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20746 for update_equiv_regs and combine_and_move_insns.
20748 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20750 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20751 if_then_else or cond RTXes to calculate attribute value.
20752 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20753 <attr "length_immediate>: Ditto.
20754 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20755 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20756 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20757 <attr "type">: Ditto.
20758 <attr "prefix_data16">: Ditto.
20759 <attr "prefix_extra">: Ditto.
20760 <attr "length_immediate">: Ditto.
20761 <attr "prefix">: Ditto.
20762 (vec_set<mode>_0) <attr "isa">: Ditto.
20763 <attr "prefix_extra">: Ditto.
20764 <attr "length_immediate">: Ditto.
20765 <attr "prefix">: Ditto.
20766 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20767 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20768 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20769 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20770 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20771 <attr "length_immediate">: Ditto.
20772 <attr "prefix">: Ditto.
20773 (sse2_movsd) <attr "length_immediate">: Ditto.
20774 <attr "prefix">: Ditto.
20775 (vec_concatv2df) <attr "isa">: Ditto.
20776 <attr "prefix">: Ditto.
20777 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20778 (*vec_extractv2di_1) <attr "isa">: Ditto.
20779 <attr "type">: Ditto.
20780 <attr "length_immediate">: Ditto.
20781 <attr "prefix_rex">: Ditto.
20782 <attr "prefix_extra">: Ditto.
20783 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20784 <attr "prefix_extra">: Ditto.
20785 <attr "length_immediate">: Ditto.
20786 (vec_concatv2di) <attr "isa">: Ditto.
20787 <attr "prefix_extra">: Ditto.
20788 <attr "length_immediate">: Ditto.
20789 <attr "prefix">: Ditto.
20791 2016-05-26 Martin Liska <mliska@suse.cz>
20793 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20795 (operator+): Likewise.
20796 (operator-): Likewise.
20797 (comp_cost::operator+=): Likewise.
20798 (comp_cost::operator-=): Likewise.
20799 (comp_cost::operator/=): Likewise.
20800 (comp_cost::operator*=): Likewise.
20801 (operator<): Likewise.
20802 (operator==): Likewise.
20803 (operator<=): Likewise.
20804 (new_cost): Remove.
20805 (infinite_cost_p): Likewise.
20806 (add_costs): Likewise.
20807 (sub_costs): Likewise.
20808 (compare_costs): Likewise.
20809 (set_group_iv_cost): Use the newly introduced functions.
20810 (get_address_cost): Likewise.
20811 (get_shiftadd_cost): Likewise.
20812 (force_expr_to_var_cost): Likewise.
20813 (split_address_cost): Likewise.
20814 (ptr_difference_cost): Likewise.
20815 (difference_cost): Likewise.
20816 (get_computation_cost_at): Likewise.
20817 (determine_group_iv_cost_generic): Likewise.
20818 (determine_group_iv_cost_address): Likewise.
20819 (determine_group_iv_cost_cond): Likewise.
20820 (autoinc_possible_for_pair): Likewise.
20821 (determine_group_iv_costs): Likewise.
20822 (cheaper_cost_pair): Likewise.
20823 (iv_ca_recount_cost): Likewise.
20824 (iv_ca_set_no_cp): Likewise.
20825 (iv_ca_set_cp): Likewise.
20826 (iv_ca_cost): Likewise.
20827 (iv_ca_new): Likewise.
20828 (iv_ca_dump): Likewise.
20829 (iv_ca_narrow): Likewise.
20830 (iv_ca_prune): Likewise.
20831 (iv_ca_replace): Likewise.
20832 (try_add_cand_for): Likewise.
20833 (try_improve_iv_set): Likewise.
20834 (find_optimal_iv_set): Likewise.
20836 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20838 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20839 that internal functions will clobber all caller-saved registers.
20841 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20843 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20844 Return a better case_values_threshold when optimizing.
20846 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20848 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20849 Add ? to integer variant.
20850 (aarch64_combinez_be): Likewise.
20852 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20854 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20855 instead of x constraint.
20856 (vcvtps2ph256<mask_name>): Likewise.
20858 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20859 alternative. Formatting fix.
20861 * config/i386/sse.md
20862 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20864 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20865 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20866 maybe_evex prefix instead of vex.
20867 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20868 EXT_REX_SSE_REG_P (op0) case in the splitter.
20870 2016-05-25 Jeff Law <law@redhat.com>
20872 PR tree-optimization/71272
20873 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20874 Update comments. Add test for empty path.
20876 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20878 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20879 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20880 special case builtin.
20881 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20882 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20883 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20884 for __builtin_vec_cmpne.
20886 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20888 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20889 redundant test and bail out if the type of the new operand is not
20890 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20892 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20894 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20895 (x_ix86_target_flags_explicit): Remove.
20896 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20897 x_ix86_target_flags_explicit.
20898 (ix86_function_specific_restore): Ditto.
20900 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20901 H.J. Lu <hongjiu.lu@intel.com>
20904 * common/config/i386/i386-common.c
20905 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20906 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20907 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20908 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20909 (-mgeneral-regs-only): Add new option.
20910 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20911 x87 instructions if only general registers are allowed.
20912 (ix86_target_string): Add ix86_flags argument. Handle additional
20913 flags options through ix86_flags argument. Update all callers.
20914 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20916 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20918 PR rtl-optimization/66940
20919 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20920 decrementing desired_val will not overflow before performing these
20923 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20925 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20926 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20927 * config/i386/i386.c (enum ix86_builtins): Add
20928 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20929 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20930 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20931 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20932 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20933 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20934 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20935 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20936 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20937 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20938 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20939 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20940 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20941 __builtin_ia32_cvtps2dq512_mask.
20942 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20943 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20944 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20945 * config/i386/sse.md
20946 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20948 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20949 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20951 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20952 (avx512f_vec_pack_sfix_v8df): New define_expand.
20953 (avx512f_roundpd512): Rename to ...
20954 (avx512f_round<castmode>512): ... this. Change iterator.
20955 (avx512f_roundps512_sfix): New define_expand.
20956 (round<mode>2_sfix): Change iterator.
20958 2016-05-25 Nick Clifton <nickc@redhat.com>
20960 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20961 static interrupt handler is detected.
20962 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20963 default linker script.
20964 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20965 the low part of a symbolic pointer.
20967 2016-05-25 Richard Biener <rguenther@suse.de>
20969 PR tree-optimization/71261
20970 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20971 interesting stmt instead of immediate uses when looking
20972 for the use operand to replace.
20974 2016-05-25 Martin Liska <mliska@suse.cz>
20976 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20978 2016-05-25 Richard Biener <rguenther@suse.de>
20980 PR tree-optimization/71264
20981 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20984 2016-05-25 Martin Liska <mliska@suse.cz>
20986 PR tree-optimization/71239
20987 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20988 if DECL_SIZE is NULL.
20990 2016-05-25 Richard Biener <rguenther@suse.de>
20992 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20993 * tree-if-conv.c (pass_data_if_conversion): Use it.
20995 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20997 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20998 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20999 * varpool.c (varpool_node::get_availability): Likewise.
21001 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21003 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21004 VNEGW/VNEGD instructions.
21005 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21006 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21007 support for ISA 3.0 VNEGW/VNEGD instructions.
21009 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21011 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21012 pointers inside OACC_DATA regions.
21013 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21014 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21015 (gimplify_adjust_omp_clauses): Fix typo in comment.
21017 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21019 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21020 parity built-in functions.
21021 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21023 (p9v_parity<mode>2): Likewise.
21024 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21026 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21027 (parity<mode>2): ISA 3.0 expander for vector parity.
21028 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21030 (BU_P9_64BIT_MISC_0): Likewise.
21031 (BU_P9_MISC_0): Likewise.
21032 (BU_P9V_AV_1): Likewise.
21033 (BU_P9V_AV_2): Likewise.
21034 (BU_P9V_AV_3): Likewise.
21035 (BU_P9V_AV_P): Likewise.
21036 (BU_P9V_VSX_1): Likewise.
21037 (BU_P9V_OVERLOAD_1): Likewise.
21038 (BU_P9V_OVERLOAD_2): Likewise.
21039 (BU_P9V_OVERLOAD_3): Likewise.
21040 (VCTZB): Add vector count trailing zeros support.
21044 (VPRTYBD): Add vector parity support.
21045 (VPRTYBQ): Likewise.
21046 (VPRTYBW): Likewise.
21047 (VCTZ): Add overloaded vector count trailing zeros support.
21048 (VPRTYB): Add overloaded vector parity support.
21049 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21050 overloaded vector count trailing zeros and parity instructions.
21051 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21052 vector parity support.
21053 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21054 trailing zeros support.
21055 (vec_cntlz): Likewise.
21056 (vec_vctzb): Likewise.
21057 (vec_vctzd): Likewise.
21058 (vec_vctzh): Likewise.
21059 (vec_vctzw): Likewise.
21060 (vec_vprtyb): Add ISA 3.0 vector parity support.
21061 (vec_vprtybd): Likewise.
21062 (vec_vprtybw): Likewise.
21063 (vec_vprtybq): Likewise.
21064 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21065 the ISA 3.0 vector count trailing zeros and vector parity built-in
21068 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21070 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21071 when there is stmt_to_insert.
21073 2016-05-24 Martin Sebor <msebor@redhat.com>
21076 * tree.h (complete_or_array_type_p): New inline function.
21078 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21080 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21081 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21082 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21084 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21085 Limit 1st alternative to noavx isa, split 2nd alternative into one
21086 noavx and one avx alternative, use *x and Bm in the former and
21087 x and m in the latter.
21089 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21090 of sse4 for the first alternative, drop %v from the template
21091 and d operand modifier. Split second alternative into one sse4_noavx
21092 and one avx alternative, use *x instead of *v in the former and v
21093 instead of *v in the latter.
21094 (*sse4_1_extractps): Use noavx isa instead of * for the first
21095 alternative, drop %v from the template. Split second alternative into
21096 one noavx and one avx alternative, use *x instead of *v in the
21097 former and v instead of *v in the latter.
21098 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21099 with noavx and the last one with avx.
21100 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21101 split the second one into one noavx and one avx alternative,
21102 use *x and Bm in the former and x and m in the latter one.
21103 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21106 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21107 first two alternatives to noavx, use *x instead of *v in the second
21108 one, add avx alternative without *.
21109 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21110 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21111 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21113 2016-05-24 Jeff Law <law@redhat.com>
21115 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21116 New function, extracted from...
21117 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21118 Allow simple copies and constant initializations in the SSA chain.
21120 2016-05-24 Marek Polacek <polacek@redhat.com>
21123 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21126 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21129 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21130 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21131 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21132 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21133 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21135 2016-05-24 Richard Biener <rguenther@suse.de>
21137 PR tree-optimization/71240
21138 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21141 2016-05-24 Richard Biener <rguenther@suse.de>
21143 PR tree-optimization/71230
21144 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21146 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21148 * tree-vectorizer.h (vectorizable_comparison): Delete.
21149 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21150 PURE_SLP_STMT check.
21151 * tree-vect-stmts.c (vectorizable_call): Likewise.
21152 (vectorizable_simd_clone_call): Likewise.
21153 (vectorizable_conversion): Likewise.
21154 (vectorizable_assignment): Likewise.
21155 (vectorizable_shift): Likewise.
21156 (vectorizable_operation): Likewise.
21157 (vectorizable_load): Likewise.
21158 (vectorizable_condition): Likewise.
21159 (vectorizable_store): Likewise. Assert that we don't have
21161 (vectorizable_comparison): Make static. Remove redundant
21162 PURE_SLP_STMT check.
21163 (vect_transform_stmt): Assert that we always have an slp_node
21166 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21168 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21169 operands[2] against 1 with comparison against CONST1_RTX.
21170 (<shift>di3_neon): Likewise.
21171 * config/arm/predicates.md (const0_operand): Replace with comparison
21172 against CONST0_RTX.
21174 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21176 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21177 operands[2] against 1 with comparison against CONST1_RTX.
21178 (ashrdi3): Likewise.
21179 (lshrdi3): Likewise.
21180 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21182 (ashrsi3): Likewise.
21183 (lshrsi3): Likewise.
21184 (rotrsi3): Likewise.
21185 (define_split above *compareqi_eq0): Likewise.
21186 (define_split above "prologue"): Likewise.
21187 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21188 * config/arm/predicates.md (shift_operator): Likewise.
21189 (shift_nomul_operator): Likewise.
21190 (sat_shift_operator): Likewise.
21191 (thumb1_cmp_operand): Likewise.
21192 (const_neon_scalar_shift_amount_operand): Replace manual range
21193 check with IN_RANGE.
21194 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21195 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21197 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21199 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21200 with HOST_WIDE_INT_1.
21202 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21203 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21204 (arm_canonicalize_comparison): Likewise.
21205 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21207 (thumb1_size_rtx_costs): Likewise.
21208 (vfp_const_double_index): Replace cast of 1 to unsigned
21209 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21210 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21212 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21213 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21214 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21215 HOST_WIDE_INT with HOST_WIDE_INT_1.
21217 2016-05-24 Marek Polacek <polacek@redhat.com>
21219 * tree-cfg.h (should_remove_lhs_p): New predicate.
21220 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21221 * gimplify.c (gimplify_modify_expr): Likewise.
21222 * tree-cfg.c (verify_gimple_call): Likewise.
21223 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21224 * gimple-fold.c: Include "tree-cfg.h".
21225 (gimple_fold_call): Use should_remove_lhs_p.
21227 2016-05-24 Richard Biener <rguenther@suse.de>
21229 PR tree-optimization/71253
21230 * cfganal.h (control_dependences): Make robust against edge
21232 (control_dependences::control_dependences): Remove edge_list argument.
21233 (control_dependences::get_edge): Remove.
21234 (control_dependences::get_edge_src): Add.
21235 (control_dependences::get_edge_dest): Likewise.
21236 (control_dependences::m_el): Make a vector of edge src/dest index.
21237 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21238 (control_dependences::control_dependences): Likewise.
21239 (control_dependences::~control_dependence): Likewise.
21240 (control_dependences::get_edge): Remove.
21241 (control_dependences::get_edge_src): Add.
21242 (control_dependences::get_edge_dest): Likewise.
21243 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21245 (perform_tree_ssa_dce): Adjust.
21246 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21248 (pass_loop_distribution::execute): Adjust. Do loop destroying
21249 conditional on changed.
21251 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21254 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21255 return. Reindent transformation comment and mention the ARM state
21258 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21260 PR middle-end/71252
21261 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21262 after build_and_add_sum creates new use stmt.
21264 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21266 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21267 load_lanes/grouped_load classification comes first. Don't check
21268 whether the vectorization factor is a multiple of the group size
21271 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21273 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21274 GROUP_GAP for single-element interleaving.
21275 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21278 2016-05-24 Richard Biener <rguenther@suse.de>
21280 PR middle-end/70434
21282 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21283 bases which are accessed with non-invariant indices.
21284 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21285 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21287 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21289 PR middle-end/71170
21290 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21291 (add_to_ops_vec): Add stmt_to_insert.
21292 (add_repeat_to_ops_vec): Init stmt_to_insert.
21293 (insert_stmt_before_use): New.
21294 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21296 (get_ops): Init stmt_to_insert.
21297 (maybe_optimize_range_tests): Likewise.
21298 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21299 (rewrite_expr_tree_parallel): Likewise.
21300 (reassociate_bb): Likewise.
21302 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21305 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21306 ISA 3.0 xxperm fusion alternative.
21307 (altivec_vperm_v8hiv16qi): Likewise.
21308 (altivec_vperm_<mode>_uns_internal): Likewise.
21309 (vperm_v8hiv4si): Likewise.
21310 (vperm_v16qiv8hi): Likewise.
21312 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21313 Kelvin Nilsen <kelvin@gcc.gnu.org>
21315 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21316 vpermr/xxpermr on ISA 3.0.
21317 (altivec_expand_vec_perm_le): Likewise.
21318 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21319 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21322 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21324 * config/i386/i386.h (IS_STACK_MODE): Enable for
21325 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21326 SSE_FLOAT_MODE_P macros.
21327 * config/i386/i386.c (ix86_preferred_reload_class): Use
21328 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21329 Cleanup regclass processing for CONST_DOUBLE_P.
21330 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21331 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21332 with IS_STACK_MODE macro.
21333 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21335 (*movdf_internal): Use IS_STACK_MODE macro.
21336 (*movsf_internal): Ditto.
21338 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21340 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21341 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21343 2016-05-23 Jeff Law <law@redhat.com>
21345 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21347 (fsm_find_control_statement_thread_paths): Call it.
21349 2016-05-23 Martin Jambor <mjambor@suse.cz>
21352 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21353 from_global_constant if t is not NULL.
21355 2016-05-23 Marek Polacek <polacek@redhat.com>
21358 * common.opt (Wswitch-unreachable): New option.
21359 * doc/invoke.texi: Document -Wswitch-unreachable.
21360 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21363 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21365 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21366 TMR_INDEX is non-NULL.
21368 2016-05-23 Richard Biener <rguenther@suse.de>
21370 PR tree-optimization/71230
21371 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21372 (try_special_add_to_ops): ... here. Always test for single-use.
21374 2016-05-23 Martin Jambor <mjambor@suse.cz>
21376 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21377 default block if a PHI node in the original one would be resized.
21379 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21381 PR tree-optimization/58135
21382 * tree-vect-slp.c: When group size is not multiple
21383 of vector size, allow splitting of store group at
21386 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21388 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21390 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21392 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21393 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21394 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21397 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21398 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21399 v constraint instead of x and vinserti32x4 insn.
21401 * config/i386/sse.md (i128vldq): New mode iterator.
21402 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21403 avx512dq and avx512vl alternatives.
21405 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21406 constraint, use maybe_evex prefix instead of vex.
21407 (vec_dupv4sf): Use v constraint instead of x for output
21408 operand except for noavx alternative, use Yv constraint
21409 instead of x for input. Use maybe_evex prefix instead of vex.
21410 (*vec_dupv4si): Likewise.
21411 (*vec_dupv2di): Likewise.
21413 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21415 PR middle-end/40921
21416 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21417 (linearize_expr_tree): Call try_special_add_to_ops.
21418 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21420 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21422 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21423 to computed stack_usage.
21425 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21428 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21429 operand is subreg (symbol_ref) then move the symbol ref to register.
21431 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21433 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21435 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21437 PR middle-end/71179
21438 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21441 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21443 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21444 ranges by calling get_single_symbol and tidy up. Look more closely
21445 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21447 2016-05-20 Jeff Law <law@redhat.com>
21449 * bitmap.c (bitmap_find_bit): Remove useless test.
21451 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21453 * function.c (thread_prologue_and_epilogue_insns): Commit the
21454 insertion of the epilogue.
21456 2016-05-20 Martin Jambor <mjambor@suse.cz>
21458 PR tree-optimization/70884
21459 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21460 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21461 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21462 of constant pool data as a reason for scalarization.
21464 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21466 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21467 for naked functions.
21468 (thumb1_expand_prologue): Likewise.
21470 2016-05-20 Nathan Sidwell <nathan@acm.org>
21472 * config/nvptx/nptx.c (nvptx_option_override): Only set
21473 flag_toplevel_reorder, if not explicitly specified. Set
21474 flag_no_common, unless explicitly specified.
21476 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21478 * calls.c (can_implement_as_sibling_call_p): Mark param
21479 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21481 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21483 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21484 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21485 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21487 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21488 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21489 and CASE_CONST_ANY.
21491 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21493 * config/nvptx/nvptx.md (sincossf3): New pattern.
21495 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21497 * calls.c (maybe_complain_about_tail_call): New function.
21498 (initialize_argument_information): Call
21499 maybe_complain_about_tail_call when clearing *may_tailcall.
21500 (can_implement_as_sibling_call_p): Call
21501 maybe_complain_about_tail_call when returning false.
21502 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21503 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21504 if tail-call optimization fails.
21505 * cfgexpand.c (expand_call_stmt): Initialize
21506 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21507 * gimple-pretty-print.c (dump_gimple_call): Dump
21508 gimple_call_must_tail_p.
21509 * gimple.c (gimple_build_call_from_tree): Call
21510 gimple_call_set_must_tail with the value of
21511 CALL_EXPR_MUST_TAIL_CALL.
21512 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21513 (gimple_call_set_must_tail): New function.
21514 (gimple_call_must_tail_p): New function.
21515 * print-tree.c (print_node): Update printing of TREE_STATIC
21516 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21517 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21518 trailing comment listing applicable flags.
21519 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21521 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21523 * calls.c (expand_call): Move "Rest of purposes for tail call
21524 optimizations to fail" to...
21525 (can_implement_as_sibling_call_p): ...this new function, and
21526 split into multiple "if" statements.
21528 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21530 * cfgloop.h (expected_loop_iterations_unbounded,
21531 expected_loop_iterations): Unconstify.
21532 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21533 profile with known upper bound; return 3 when profile is absent.
21534 (expected_loop_iterations): Update.
21536 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21538 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21539 and get_max_loop_iterations_int.
21541 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21543 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21544 realistic upper bounds here.
21546 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21549 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21550 calls if the LHS is variable length or has addressable type.
21551 If targets[0]->decl is a noreturn call with void return type and
21552 zero arguments, adjust fntype and remove lhs in that case.
21554 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21556 PR tree-optimization/71079
21557 PR tree-optimization/71206
21558 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21560 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21562 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21563 (get_vec_alignment_for_array_decl): Likewise.
21564 (get_vec_alignment_for_record_decl): Likewise.
21565 (increase_alignment::execute): Move code to find alignment to
21566 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21567 (type_align_map): New hash_map.
21569 2016-05-20 Richard Guenther <rguenther@suse.de>
21571 PR tree-optimization/29756
21572 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21573 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21574 * fold-const.c (operand_equal_p): Likewise.
21575 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21576 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21577 * tree-inline.c (estimate_operator_cost): Likewise.
21578 * tree-pretty-print.c (dump_generic_node): Likewise.
21579 * tree-ssa-operands.c (get_expr_operands): Likewise.
21580 * cfgexpand.c (expand_debug_expr): Likewise.
21581 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21582 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21583 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21584 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21585 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21586 (execute_update_addresses_taken): Do it.
21588 2016-05-20 Richard Biener <rguenther@suse.de>
21590 PR tree-optimization/71185
21591 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21592 register operations.
21594 2016-05-20 Richard Biener <rguenther@suse.de>
21596 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21597 gimple_seq_add_seq_without_update.
21598 (release_bb_predicate): Assert we have no operands to free.
21599 (if_convertible_loop_p_1): Calculate post dominators later.
21600 Do not free BB predicates here.
21601 (combine_blocks): Do not recompute BB predicates.
21602 (version_loop_for_if_conversion): Save BB predicates around
21605 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21607 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21608 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21609 code. Ignore sibcalls on EDGE_IGNORE edges.
21610 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21611 on edges for sibcalls that run without prologue. The rest of the
21612 function is combined from...
21613 (fix_fake_fallthrough_edge): ... this, and ...
21614 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21615 function argument, make it a local variable.
21617 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21619 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21620 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21621 for 32-bit mode and SEH for 64-bit.
21622 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21623 TARGET_64BIT_DEFAULT.
21625 2016-05-19 Ryan Burn <contact@rnburn.com>
21627 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21628 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21630 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21632 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21633 force pending loads from memory.
21635 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21637 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21638 (UNSPEC_DARN_32): New unspec constant.
21639 (UNSPEC_DARN_RAW): New unspec constant.
21640 (darn_32): New instruction.
21641 (darn_raw): New instruction.
21642 (darn): New instruction.
21643 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21644 support and documentation for this macro.
21645 (BU_P9_MISC_1): New macro definition.
21646 (BU_P9_64BIT_MISC_0): New macro definition.
21647 (BU_P9_MISC_0): New macro definition.
21648 (darn_32): New builtin definition.
21649 (darn_raw): New builtin definition.
21650 (darn): New builtin definition.
21651 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21652 RS6000_BUILTIN_0 directives to surround each occurrence of
21653 #include "rs6000-builtin.def".
21654 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21655 RS6000_BTM_64BIT flags to the returned mask, depending on
21657 (def_builtin): Correct an error in the assignments made to the
21658 debugging variable attr_string.
21659 (rs6000_expand_builtin): Add support for no-operand built-in
21661 (builtin_function_type): Remove fatal_error assertion that is no
21663 (rs6000_common_init_builtins): Add support for no-operand built-in
21665 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21667 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21669 (RS6000_BTM_64BIT): New macro definition.
21670 * doc/extend.texi: Document __builtin_darn (void),
21671 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21674 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21676 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21677 max_loop_iterations_int.
21679 2016-05-19 Marek Polacek <polacek@redhat.com>
21681 PR tree-optimization/71031
21682 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21683 condition and adjust the code a bit.
21685 2016-05-19 Martin Liska <mliska@suse.cz>
21687 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21688 auto_vec instead of vec.
21690 2016-05-19 Martin Liska <mliska@suse.cz>
21692 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21694 2016-05-19 Martin Liska <mliska@suse.cz>
21696 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21698 2016-05-19 Martin Liska <mliska@suse.cz>
21700 * ipa-pure-const.c (set_function_state): Remove an existing
21702 (remove_node_data): Do not free it as it's released
21703 in set_function_state.
21705 2016-05-19 Martin Liska <mliska@suse.cz>
21707 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21710 2016-05-19 Martin Liska <mliska@suse.cz>
21712 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21714 2016-05-19 Martin Liska <mliska@suse.cz>
21716 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21717 an auto_vec instead of re-creating it.
21719 2016-05-19 Martin Liska <mliska@suse.cz>
21721 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21722 auto_vec instead of vec.
21724 2016-05-19 Martin Liska <mliska@suse.cz>
21726 * lto-section-in.c (lto_get_section_data): Call
21727 lto_check_version with additional argument.
21728 * lto-streamer.c (lto_check_version): Add new argument.
21729 * lto-streamer.h (lto_check_version): Likewise.
21731 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21733 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21734 Don't add cost of inner memory when handling sign-extended loads.
21736 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21738 PR rtl-optimization/71148
21739 * cse.c (cse_main): Free dominance info.
21740 (rest_of_handle_cse): Don't free dominance info.
21741 (rest_of_handle_cse2): Likewise.
21742 (rest_of_handle_cse_after_global_opts): Likewise.
21744 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21747 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21748 NULL_TREE early if NEON is not available. Remove now redundant check
21749 in ARM_CHECK_BUILTIN_MODE.
21751 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21754 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21755 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21756 * doc/cpp.texi: Document new macros.
21758 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21760 PR tree-optimization/69848
21761 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21762 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21764 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21766 * function.c (thread_prologue_and_epilogue_insn): Move the
21767 "goto epilogue_done" one block later.
21769 2016-05-19 Richard Biener <rguenther@suse.de>
21771 PR tree-optimization/70729
21772 * passes.def: Move LIM pass before PRE. Remove no longer
21773 required copyprop and move first DCE out of the loop pipeline.
21775 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21778 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21779 (OBJS-libcommon-target): ...here.
21780 * opts-common.c: Include spellcheck.h.
21781 (cmdline_handle_error): Build a vec of valid options and use it
21782 to suggest provide hints for misspelled arguments.
21784 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21787 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21788 lhs if it has TREE_ADDRESSABLE type.
21790 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21793 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21794 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21796 2016-05-18 Martin Jambor <mjambor@suse.cz>
21799 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21800 input for NOP_EXPR pass-through functions.
21801 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21802 aggregate global constant VAR_DECLs in constant jump functions.
21804 2016-05-18 Martin Jambor <mjambor@suse.cz>
21807 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21808 from TREE_READONLY parameters.
21810 2016-05-18 Martin Jambor <mjambor@suse.cz>
21813 * cgraph.h (cgraph_indirect_call_info): New field
21814 guaranteed_unmodified.
21815 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21816 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21818 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21819 pass the parameter value to ipa_find_agg_cst_for_param.
21820 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21821 guaranteed_unmodified, store AA results there instead of bailing out
21823 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21824 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21825 (find_constructor_constant_at_offset): New function.
21826 (ipa_find_agg_cst_from_init): Likewise.
21827 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21828 static initializers of contants, report back through a new paameter
21829 from_global_constant if that was the case.
21830 (try_make_edge_direct_simple_call): Also pass parameter value to
21831 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21833 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21834 (ipa_read_indirect_edge_info): Likewise.
21835 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21836 (ipa_load_from_parm_agg): Likewise.
21838 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21840 PR rtl-optimization/71150
21841 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21844 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21847 * config/rs6000/constraints.md (wE constraint): New constraint
21848 for a vector constant that can be loaded with XXSPLTIB.
21849 (wM constraint): New constraint for a vector constant of a 1's.
21850 (wS constraint): New constraint for a vector constant that can be
21851 loaded with XXSPLTIB and a vector sign extend instruction.
21852 * config/rs6000/predicates.md (xxspltib_constant_split): New
21853 predicates for wE/wS constraints.
21854 (xxspltib_constant_nosplit): Likewise.
21855 (easy_vector_constant): Add support for constants that can be
21856 loaded via XXSPLTIB.
21857 (all_ones_constant): New predicate for vector constant with all
21859 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21860 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21861 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21862 instruction and possibly with a sign extension.
21863 (output_vec_const_move): Add support for XXSPLTIB. If we are
21864 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21865 instead of XXLXOR/XXLORC.
21866 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21868 (rs6000_legitimize_reload_address): Likewise.
21869 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21871 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21872 combine VSX_M and VSX_M2 into one iterator.
21873 (VSX_M2): Likewise.
21874 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21875 (VSINT_842): Likewise.
21876 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21877 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21878 XXSPLTIB instruction.
21879 (xxspltib_<mode>_nosplit): Likewise.
21880 (xxspltib_<mode>_split): New insn to load up constants with
21881 XXSPLTIB and a sign extend instruction.
21882 (vsx_mov<mode>): Replace single move that handled all vector types
21883 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21884 moves (when -mvsx-timode is in effect) into the main vector
21885 moves. Eliminate separate moves for <VSr> <VSa>, where the
21886 preferred register class (<VSr>) is listed first, and the
21887 secondary register class (<VSa>) is listed second with a '?' to
21888 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21889 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21890 that if the register was involved in a slow operation, the
21891 clear/set operation does not wait for the slow operation to
21892 finish. Adjust the length attributes for 32-bit mode. Use
21893 rs6000_output_move_128bit and drop the use of the string
21894 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21895 spacing so that the alternatives and attributes don't generate
21896 long lines, and put things in columns, so that it is easier to
21897 match up the operands and attributes with the insn alternatives.
21898 (vsx_mov<mode>_64bit): Likewise.
21899 (vsx_mov<mode>_32bit): Likewise.
21900 (vsx_movti_64bit): Fold movti into normal vector moves.
21901 (vsx_movti_32bit): Likewise.
21902 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21903 splat instructions.
21904 (vsx_splat_v4si_internal): Likewise.
21905 (vsx_splat_v4sf_internal): Likewise.
21906 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21907 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21908 extend vector elements.
21909 (vsx_sign_extend_hi_<mode>): Likewise.
21910 (vsx_sign_extend_si_v2di): Likewise.
21911 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21913 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21914 constraints. Add trailing period to wL documentation.
21916 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21918 PR middle-end/71020
21919 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21920 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21921 * tree-call-cdce.c: Include tree-dfa.h.
21922 (can_guard_call_p): New function, extracted from...
21923 (can_use_internal_fn): ...here.
21924 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21926 (shrink_wrap_one_built_in_call): Likewise.
21927 (use_internal_fn): Likewise.
21928 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21929 and return void. Call replace_abnormal_ssa_names.
21930 (pass_call_cdce::execute): Check can_guard_call_p during the
21931 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21932 will always change something.
21934 2016-05-18 Martin Jambor <mjambor@suse.cz>
21937 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21938 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21940 2016-05-18 Martin Jambor <mjambor@suse.cz>
21943 * ipa-inline.h (condition): New field size.
21944 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21945 for comaprison and store it into the new condition.
21946 (evaluate_conditions_for_known_args): Use condition size to check
21947 access sizes for all but CHANGED conditions.
21948 (unmodified_parm_1): New parameter size_p, store access size into it.
21949 (unmodified_parm): Likewise.
21950 (unmodified_parm_or_parm_agg_item): Likewise.
21951 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21952 (set_cond_stmt_execution_predicate): Extract access sizes and store
21953 them to conditions.
21954 (set_switch_stmt_execution_predicate): Likewise.
21955 (will_be_nonconstant_expr_predicate): Likewise.
21956 (will_be_nonconstant_predicate): Likewise.
21957 (inline_read_section): Stream condition size.
21958 (inline_write_summary): Likewise.
21960 2016-05-18 Richard Biener <rguenther@suse.de>
21962 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21963 condition cost to PHI cost instead of total_cost.
21965 2016-05-18 Martin Liska <mliska@suse.cz>
21968 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21971 2016-05-18 Richard Biener <rguenther@suse.de>
21973 * lto-streamer.h (LTO_major_version): Bump to 6.
21975 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21977 * function.c (make_split_prologue_seq, make_prologue_seq,
21978 make_epilogue_seq): New functions, factored out from...
21979 (thread_prologue_and_epilogue_insns): Here.
21981 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21983 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21984 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21985 of before. Add a comment.
21987 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21989 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21990 expression pointer, not pointer to the pointer.
21992 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21994 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21995 (avx2_pbroadcast<mode>): Add another alternative with v instead
21996 of x constraints in it, using <pbroadcast_evex_isa> isa.
21997 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21999 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22000 constraint x instead of v in second alternative, add avx512bw
22003 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22004 constraint x instead of v in second alternative, add avx512bw
22007 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22008 constraint x instead of v in second alternative, add avx512bw
22011 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22012 avx512bw alternative.
22014 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22016 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22017 array to 128 chars.
22018 (define_insn "*andnottf3"): Ditto.
22019 (define_insn "*<code><mode>3"/any_logic): Ditto.
22020 (define_insn "*<code>tf3"/any_logic): Ditto.
22021 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22022 operand to block AVX-512VL insn variant emit when it is not enabled.
22024 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22026 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22027 constraint fot SF mode.
22029 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22030 Kirill Yukhin <kirill.yukhin@intel.com>
22032 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22034 (define_insn "rsqrt14<mode>"): Ditto.
22035 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22036 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22037 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22038 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22039 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22041 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22042 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22043 * config/i386/i386.c (ix86_print_operand): Expand check for size
22044 override codes for Intel syntax.
22046 2016-05-18 Richard Biener <rguenther@suse.de>
22048 PR tree-optimization/71168
22049 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22050 initialization earlier.
22052 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22054 * config/aarch64/aarch64-simd.md
22055 (aarch64_reduc_plus_internal<mode>): Rename to...
22056 (reduc_plus_scal): ...This, and remove previous implementation.
22058 2016-05-18 Richard Biener <rguenther@suse.de>
22060 * passes.def: Put late dse and cd_dce in canonical order.
22062 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22064 * ipa-inline-transform.c (preserve_function_body_p): Look for
22065 first non-thunk clone.
22066 (save_function_body): Save into first non-thunk.
22067 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22069 (lto_output_node): Inline thunks don't need body in every
22071 * lto-streamer-in.c: Do not fixup thunk clones.
22072 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22074 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22077 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22079 PR middle-end/63586
22080 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22081 (reassociate_bb): Call transform_add_to_multiply.
22083 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22085 * config/aarch64/aarch64.c (all_extensions): Removed unused
22088 2016-05-17 Nathan Sidwell <nathan@acm.org>
22090 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22091 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22093 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22095 PR tree-optimization/54579
22096 PR middle-end/55299
22097 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22099 2016-05-17 Marek Polacek <polacek@redhat.com>
22102 * tree-inline.c (expand_call_inline): Call
22103 maybe_remove_unused_call_args.
22105 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22107 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22108 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22109 * doc/md.texi (fmin@var{m}3): Likewise.
22111 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22113 * match.pd (X & C): New transformation.
22115 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22117 * match.pd (~X & Y): New transformation.
22119 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22121 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22122 information for new SSA_NAME.
22123 (simplify_conversion_using_ranges): Get range through get_range_info
22124 instead of get_value_range.
22126 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22128 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22129 Remove inline assembly.
22130 (vmvn_s16): Likewise.
22131 (vmvn_s32): Likewise.
22132 (vmvn_u8): Likewise.
22133 (vmvn_u16): Likewise.
22134 (vmvn_u32): Likewise.
22135 (vmvnq_s8): Likewise.
22136 (vmvnq_s16): Likewise.
22137 (vmvnq_s32): Likewise.
22138 (vmvnq_u8): Likewise.
22139 (vmvnq_u16): Likewise.
22140 (vmvnq_u32): Likewise.
22141 (vmvn_p8): Likewise.
22142 (vmvnq_p16): Likewise.
22144 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22146 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22148 (vmul_n_s16): Likewise.
22149 (vmul_n_s32): Likewise.
22150 (vmul_n_u16): Likewise.
22151 (vmul_n_u32): Likewise.
22152 (vmulq_n_f32): Likewise.
22153 (vmulq_n_f64): Likewise.
22154 (vmulq_n_s16): Likewise.
22155 (vmulq_n_s32): Likewise.
22156 (vmulq_n_u16): Likewise.
22157 (vmulq_n_u32): Likewise.
22159 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22161 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22162 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22164 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22166 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22167 to *aarch64_fma4_elt_from_dup<mode>.
22168 (*aarch64_fnma4_elt_to_128df): Rename to
22169 *aarch64_fnma4_elt_from_dup<mode>.
22170 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22171 (vfms_n_f32): Likewise.
22172 (vfms_n_f64): Likewise.
22173 (vfmsq_n_f32): Likewise.
22174 (vfmsq_n_f64): Likewise.
22176 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22178 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22180 2016-05-17 Richard Biener <rguenther@suse.de>
22182 PR tree-optimization/71132
22183 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22184 Only add control dependences for blocks in the loop.
22185 (build_rdg): Adjust.
22186 (generate_code_for_partition): Return whether loop should
22187 be destroyed and delay that.
22188 (distribute_loop): Likewise.
22189 (pass_loop_distribution::execute): Record loops to be destroyed
22190 and perform delayed destroying of loops.
22192 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22195 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22197 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22199 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22201 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22204 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22205 insertion point for instructions generated by validize_mem.
22207 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22209 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22212 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22214 * config/aarch64/aarch64.c
22215 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22216 rather than a macro.
22218 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22220 * doc/invoke.texi (AArch64 Options): Various updates.
22222 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22224 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22225 into instrumentation thunks.
22226 * cif-code.def (CIF_CHKP): New.
22228 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22230 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22232 2016-05-16 Martin Jambor <mjambor@suse.cz>
22234 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22235 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22237 2016-05-16 Marek Polacek <polacek@redhat.com>
22239 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22242 2016-05-16 Martin Jambor <mjambor@suse.cz>
22245 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22246 the outlined kernel function.
22248 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22250 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22251 (ISA_HAS_DLSA): Ditto.
22253 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22255 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22257 2016-05-16 Nathan Sidwell <nathan@acm.org>
22259 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22260 (nvptx_name_replacement): Restore. Add comment.
22261 (write_fn_proto, write_fn_proto_from_insn,
22262 nvptx_output_call_insn): Restore
22263 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22265 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22267 * config/aarch64/aarch64.md
22268 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22269 (add<mode>3_compareC_imm): Likewise.
22270 (<optab>si3_uxtw): Split into register and immediate variants.
22271 (andsi3_compare0_uxtw): Likewise.
22272 (and<mode>3_compare0): Likewise.
22273 (and<mode>3nr_compare0): Likewise.
22274 (stack_protect_test_<mode>): Don't use %x for memory operands.
22276 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22278 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22280 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22282 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22283 Split integer shifts into shift_reg and bfm.
22284 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22285 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22286 (ror<mode>3_insn): Likewise.
22287 (<optab>si3_insn_uxtw): Likewise.
22288 (<optab><mode>3_insn): Change to rotate_imm.
22289 (extr<mode>5_insn_alt): Likewise.
22290 (extrsi5_insn_uxtw): Likewise.
22291 (extrsi5_insn_uxtw_alt): Likewise.
22293 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22295 * doc/tm.texi: Regenerate.
22296 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22297 (TARGET_INVALID_RETURN_TYPE): Remove.
22298 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22299 TARGET_INVALID_RETURN_TYPE.
22300 * target.def (invalid_parameter_type): Remove.
22301 (invalid_return_type): Remove.
22303 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22305 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22306 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22308 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22310 (preserve_function_body_p): No need to preserve function body
22311 * cif-codes.def (CIF_THUNK): Remove.
22312 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22314 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22316 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22318 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22320 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22323 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22325 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22326 (inline_small_functions): Do not look for function symbol when
22329 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22331 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22334 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22335 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22336 Jiong Wang <jiong.wang@arm.com>
22338 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22339 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22340 Define __ARM_FP16_ARGS when appropriate.
22341 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22343 (arm_invalid_return_type): Likewise.
22344 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22345 (TARGET_INVALID_RETURN_TYPE): Remove.
22346 (aapcs_vfp_sub_candidate): Allow HFmode.
22347 (aapcs_vfp_allocate): Add comment. Support HFmode.
22348 (aapcs_vfp_allocate_return_reg): Likewise.
22349 (struct aapcs_cp_arg_layout): Slightly reword comments for
22350 is_return_candidate and allocate_return_reg.
22351 (output_mov_vfp): Update assert.
22352 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22354 (arm_invalid_parameter_type): Remove.
22355 (amr_invalid_return_type): Remove.
22356 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22357 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22358 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22360 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22362 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22363 * config/aarch64/arch64-protos.h
22364 (aarch64_legitimize_reload_address): Remove.
22365 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22368 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22370 * configure.ac: Add ACX_NONCANONICAL_HOST.
22371 * configure: Regenerate.
22372 * Makefile.in: Set host_noncanonical.
22374 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22377 * config/i386/i386.md (*movtf_internal): Before register allocation,
22378 do not allow FP constants for CM_MEDIUM memory model, allow only
22379 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22380 (*movxf_internal): Ditto.
22381 (*movdf_internal): Ditto.
22382 (*movsf_internal): Ditto.
22384 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22386 PR rtl-optimization/67483
22387 * combine.c (make_compound_operation): Don't call extract_left_shift
22388 with negative shift amounts.
22390 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22393 * fold-const.c (fold_checksum_tree): Allow modification
22394 of TYPE_ALIAS_SET during folding.
22396 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22397 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22398 (ix86_split_to_parts): Likewise. Fix up formatting.
22400 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22402 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22403 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22406 2016-05-13 Nathan Sidwell <nathan@acm.org>
22408 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22409 (nvptx_name_replacement): Delete.
22410 (write_fn_proto, write_fn_proto_from_insn,
22411 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22412 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22413 * langhooks.c (add_builtin_funcction_common): Call
22414 targetm.mangle_decl_assembler_name.
22416 * config/nvptx/nvptx.c (write_fn_proto): Handle
22417 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22419 2016-05-13 Martin Liska <mliska@suse.cz>
22421 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22422 and PRIu64 in printf format.
22424 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22426 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22429 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22431 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22432 Change --param max-completely-peeled-times to
22433 --param max-completely-peel-times in dump file printing.
22435 2016-05-13 Richard Biener <rguenther@suse.de>
22437 PR tree-optimization/42587
22438 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22439 (find_bswap_or_nop_1): Likewise.
22440 (bswap_replace): Likewise.
22442 2016-05-13 Martin Liska <mliska@suse.cz>
22444 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22445 Initialize a variable with default value.
22447 2016-05-13 Martin Liska <mliska@suse.cz>
22449 * doc/invoke.texi: Enhance explanation of error recovery
22452 2016-05-13 Martin Liska <mliska@suse.cz>
22454 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22455 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22456 (iv_inv_expr_ent *).
22457 (struct iv_inv_expr_ent): Comment struct fields.
22458 (sort_iv_inv_expr_ent): New function.
22459 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22460 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22461 a hash_map between iv_inv_expr_ent and number of usages.
22462 (niter_for_exit): Fix coding style.
22463 (tree_ssa_iv_optimize_init): Use renamed variable.
22464 (determine_base_object): Fix coding style.
22465 (alloc_iv): Likewise.
22466 (find_interesting_uses_outside): Likewise.
22467 (add_candidate_1): Likewise.
22468 (add_standard_iv_candidates): Likewise.
22469 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22470 (prepare_decl_rtl): Fix coding style.
22471 (get_address_cost): Likewise.
22472 (get_shiftadd_cost): Likewise.
22473 (force_expr_to_var_cost): Likewise.
22474 (compare_aff_trees): Likewise.
22475 (get_expr_id): Restructure the function.
22476 (get_loop_invariant_expr_id): Renamed to
22477 get_loop_invariant_expr.
22478 (get_computation_cost_at): Replace usage of inv_expr_id with
22480 (get_computation_cost): Likewise.
22481 (determine_group_iv_cost_generic): Likewise.
22482 (determine_group_iv_cost_address): Likewise.
22483 (iv_period): Fix coding style.
22484 (iv_elimination_compare_lt): Likewise.
22485 (may_eliminate_iv): Likewise.
22486 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22488 (determine_group_iv_costs): Dump invariant expressions.
22489 (iv_ca_recount_cost): Use the newly added hash_map.
22490 (iv_ca_set_remove_invariants): Fix coding style.
22491 (iv_ca_set_add_invariants): Fix coding style.
22492 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22494 (iv_ca_set_cp): Likewise.
22495 (iv_ca_new): Initialize the newly added hash_map and remove
22496 initialization of fields.
22497 (iv_ca_free): Delete the hash_map.
22498 (iv_ca_dump): Dump invariant expressions.
22499 (iv_ca_extend): Fix coding style.
22500 (try_add_cand_for): Likewise.
22501 (create_new_ivs): Dump information about # of avg iterations and
22502 # of used invariant expressions.
22503 (rewrite_use_compare): Fix coding style.
22504 (free_loop_data): Set default value for max_inv_expr_id.
22506 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22508 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22509 returned value cse_cfg_altered computation.
22510 (rest_of_handle_cse2): Likewise.
22511 (rest_of_handle_cse_after_global_opts): Likewise.
22513 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22516 * config/arm/arm.c (arm32_output_mi_thunk): New.
22517 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22518 to split Thumb1 vs TARGET_32BIT functionality.
22519 (arm_thumb1_mi_thunk): New.
22521 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22523 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22526 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22529 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22531 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22533 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22534 (expand_builtin_trap): Emit a regular call.
22535 (set_builtin_user_assembler_name): Remove obsolete cases.
22536 * dse.c (scan_insn): Adjust.
22537 * except.c: Include calls.h.
22538 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22539 emit a regular call to setjmp.
22540 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22541 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22542 (emit_block_move_via_libcall): Delete.
22543 (block_move_fn): Delete.
22544 (init_block_move_fn): Likewise.
22545 (emit_block_move_libcall_fn): Likewise.
22546 (emit_block_op_via_libcall): New function.
22547 (set_storage_via_libcall): Tidy up and use memset builtin.
22548 (block_clear_fn): Delete.
22549 (init_block_clear_fn): Likewise.
22550 (clear_storage_libcall_fn): Likewise.
22551 (expand_assignment): Call emit_block_move_via_libcall.
22552 Do not include gt-expr.h.
22553 * expr.h (emit_block_op_via_libcall): Declare.
22554 (emit_block_copy_via_libcall): New inline function.
22555 (emit_block_move_via_libcall): Likewise.
22556 (emit_block_comp_via_libcall): Likewise.
22557 (block_clear_fn): Delete.
22558 (init_block_move_fn): Likewise.
22559 (init_block_clear_fn): Likewise.
22560 (emit_block_move_via_libcall): Likewise.
22561 (set_storage_via_libcall): Add default parameter value.
22562 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22563 (abort_libfunc): Delete.
22564 (memcpy_libfunc): Likewise.
22565 (memmove_libfunc): Likewise.
22566 (memcmp_libfunc): Likewise.
22567 (memset_libfunc): Likewise.
22568 (setbits_libfunc): Likewise.
22569 (setjmp_libfunc): Likewise.
22570 (longjmp_libfunc): Likewise.
22571 (profile_function_entry_libfunc): Likewise.
22572 (profile_function_exit_libfunc): Likewise.
22573 (gcov_flush_libfunc): Likewise.
22574 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22575 and DECL_VISIBILITY on the declaration.
22576 (init_optabs): Do not initialize obsolete libfuncs.
22577 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22578 * tree-core.h (ECF_RET1): Define.
22579 (ECF_TM_PURE): Adjust.
22580 (ECF_TM_BUILTIN): Likewise.
22581 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22582 (build_common_builtin_nodes): Initialize abort builtin.
22583 Add ECF_RET1 on memcpy, memmove and memset builtins.
22584 Pass final flags for alloca and alloca_with_align builtins.
22585 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22587 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22588 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22589 set_storage_via_libcall and call emit_block_copy_via_libcall.
22591 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22593 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22594 DImode before it is passed to ix86_output_call_operand.
22595 (*call_value_got_x32): Ditto for operand 1.
22597 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22599 PR rtl-optimization/70904
22600 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22601 reload for wide mode.
22603 2016-05-12 Marek Polacek <polacek@redhat.com>
22606 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22607 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22608 * langhooks.h (incomplete_type_error): Likewise.
22609 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22610 parameter, pass it down to incomplete_type_error.
22611 * tree.h (size_in_bytes): New inline overload.
22612 (size_in_bytes_loc): Renamed from size_in_bytes.
22614 2016-05-12 Richard Biener <rguenther@suse.de>
22616 PR tree-optimization/71059
22617 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22618 nary before looking up or entering the expression into the VN
22620 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22621 Make sure to re-use NARYs without result as inserted by
22624 2016-05-12 Richard Biener <rguenther@suse.de>
22626 PR tree-optimization/71062
22627 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22629 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22630 vars_contains_restrict if the var is a restrict tag.
22631 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22632 do not disambiguate pointers against it.
22633 (dump_points_to_solution): Re-structure and adjust for new
22634 vars_contains_restrict flag.
22635 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22637 2016-05-12 Martin Liska <mliska@suse.cz>
22639 * doc/invoke.texi: Explain connection between
22640 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22642 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22644 PR tree-optimization/71006
22645 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22646 consider COND_EXPR as a mask producer.
22648 2016-05-12 Marek Polacek <polacek@redhat.com>
22651 * opts.c (common_handle_option): Detect missing argument for --help^.
22653 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22656 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22657 when popping the PC and within an interrupt handler routine.
22658 Add missing tab to output of "ldmfd".
22659 (output_return_instruction): Output LDMFD with SP update rather
22660 than POP when returning from interrupt handler.
22662 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22664 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22665 TARGET_64BIT && TARGET_AVX512DQ.
22666 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22667 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22668 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22669 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22670 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22671 (*vec_extractv4si_zext): Add avx512dq alternative.
22672 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22673 use v instead of x constraint in other alternatives where possible.
22675 * config/i386/sse.md (sse2_loadld): Use v instead of x
22676 constraint in alternatives 0,1,4.
22678 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22679 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22680 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22683 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22684 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22685 is not emitted unless TARGET_AVX512BW.
22686 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22687 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22688 for the result operand.
22690 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22691 constraint instead of x in avx alternatives. Use maybe_evex instead
22694 * config/i386/constraints.md (Yv): New constraint.
22695 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22696 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22697 * config/i386/i386.md (avx512fvecmode): New mode attr.
22698 (*pushtf): Use v constraint instead of x.
22699 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22700 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22701 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22702 (*absnegtf2_sse): Likewise.
22703 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22704 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22705 avx512f alternatives.
22706 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22708 2016-05-12 Richard Biener <rguenther@suse.de>
22710 PR tree-optimization/71060
22711 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22712 require exact match of DR_BASE_OBJECT but only matching address and
22715 2016-05-12 Richard Biener <rguenther@suse.de>
22717 PR tree-optimization/70986
22718 * cfganal.c: Include cfgloop.h.
22719 (dfs_find_deadend): Prefer to take edges exiting loops.
22721 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22723 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22724 compile and run time.
22726 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22729 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22731 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22733 * config/i386/i386.c (legitimize_pic_address): Use
22734 copy_to_suggested_reg instead of gen_movsi.
22736 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22738 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22739 the code into quad_address_p and call it to share code with
22740 vsx_quad_dform_memory_operand.
22741 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22743 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22744 bit instead of being a separate word. Split -mpower9-dform into
22745 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22746 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22747 for the register class supporting 128-bit quad word memory offsets.
22748 (mode_supports_vsx_dform_quad): Helper function to return if the
22749 register class uses quad word memory offsets.
22750 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22751 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22752 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22753 instructions are enabled, set up the appropriate addr_masks for
22755 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22756 -mpower9-dform-scalar, instead of -mpower9-dform.
22757 (rs6000_option_override_internal): Split -mpower9-dform into two
22758 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22759 -mpower9-dform switch sets or clears both. If we are not using
22760 the LRA register allocator, do not enable -mpower9-dform-vector by
22761 default. If we are using LRA, enable -mpower9-dform-vector and
22762 -mvsx-timode if it is appropriate. Issue a warning if either
22763 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22765 (quad_address_offset_p): New helper function to return if the
22766 offset is legal for quad word memory instructions.
22767 (quad_address_p): New function to determin if GPR or vector
22768 register quad word memory addresses are legal.
22769 (mem_operand_gpr): Validate quad word address offsets.
22770 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22771 d-form (register + offset) instructions.
22772 (offsettable_ok_by_alignment): Likewise.
22773 (rs6000_legitimate_offset_address_p): Likewise.
22774 (legitimate_lo_sum_address_p): Likewise.
22775 (rs6000_legitimize_address): Likewise.
22776 (rs6000_legitimize_reload_address): Add more debug statements for
22778 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22779 d-form instructions.
22780 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22781 d-form instructions. Distinguish different cases in debug
22782 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22783 d-form instructions.
22784 (rs6000_preferred_reload_class): Likewise.
22785 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22786 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22787 of the ISA 2.06 indexed memory instructions.
22788 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22789 use them to save/restore the saved vector registers instead of
22790 using Altivec instructions.
22791 (rs6000_emit_epilogue): Likewise.
22792 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22793 (rs6000_opt_masks): Split -mpower9-dform into
22794 -mpower9-dform-scalar and -mpower9-dform-vector.
22795 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22797 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22798 ISA 3.0 vector indexed memory instructions, and fold the code into
22799 the normal mov<mode> patterns.
22800 (p9_vecstore_<mode>): Likewise.
22801 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22803 (vsx_movti_64bit): Likewise.
22804 (vsx_movti_32bit): Likewise.
22805 * config/rs6000/constraints.md (wO constraint): New constraint for
22806 ISA 3.0 vector d-form support.
22807 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22808 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22809 include -mpower9-dform-vector until we switch over to LRA.
22810 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22811 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22812 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22813 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22814 for -mpower9-dform and -mlra.
22815 * doc/md.texi (wO constraint): Document wO constraint.
22817 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22819 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22820 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22821 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22822 Move handling of non-insn arguments inline into the sole user:
22823 (output_trans_func): ...here.
22824 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22825 in emitted function prototype.
22826 (output_internal_insn_latency_func): Ditto. Simplify.
22827 (output_internal_maximal_insn_latency_func): Ditto. Delete
22828 always-unused argument.
22829 (output_insn_latency_func): Ditto.
22830 (output_maximal_insn_latency_func): Ditto.
22832 2016-05-11 Richard Biener <rguenther@suse.de>
22834 PR tree-optimization/71055
22835 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22836 sth with precision not equal to access size verify we don't chop
22839 2016-05-11 Richard Biener <rguenther@suse.de>
22842 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22843 (dwarf2out_finish): Move retry_incomplete_types call ...
22844 (dwarf2out_early_finish): ... here.
22846 2016-05-11 Richard Biener <rguenther@suse.de>
22848 PR middle-end/71002
22849 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22850 if the langhook insists on it.
22851 * fold-const.c (make_bit_field_ref): Add arg for the original
22852 reference and preserve its alias-set.
22853 (decode_field_reference): Take exp by reference and adjust it
22854 to the original memory reference.
22855 (optimize_bit_field_compare): Adjust callers.
22856 (fold_truth_andor_1): Likewise.
22857 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22859 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22861 PR middle-end/70807
22862 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22863 * cfgrtl.c (delete_insn_and_edges): Likewise.
22864 * config/i386/i386.c (convert_scalars_to_vector): Remove
22866 * cse.c (cse_insn): Compute cse_cfg_altered.
22867 (delete_trivially_dead_insns): Likewise.
22868 (cse_cc_succs): Likewise.
22869 (rest_of_handle_cse): Free dominance info if required.
22870 (rest_of_handle_cse2): Likewise.
22871 (rest_of_handle_cse_after_global_opts): Likewise.
22873 2016-05-11 Alan Modra <amodra@gmail.com>
22875 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22876 abi_v4_pass_in_fpr): New functions.
22877 (rs6000_function_arg_boundary): Exclude complex IBM long double
22878 from 64-bit alignment when ABI_V4.
22879 (rs6000_function_arg, rs6000_function_arg_advance_1,
22880 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22882 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22884 PR rtl-optimization/71028
22885 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22886 jump with just a return in the fallthrough block if the branch
22887 block contains just a return as well.
22889 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22891 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22892 * match.pd ((X & Y) ^ Y): ... this.
22893 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22894 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22896 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22898 * read-md.c (require_char_ws): New function.
22899 (read_string): Simplify using require_char_ws.
22900 (handle_constants): Likewise.
22901 (handle_enum): Likewise.
22902 (handle_file): Likewise.
22903 * read-md.h (require_char_ws): New declaration.
22904 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22905 (read_mapping): Likewise.
22906 (read_rtx_code): Likewise.
22907 (read_nested_rtx): Likewise.
22909 2016-05-10 James Norris <jnorris@codesourcery.com>
22911 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22912 if offloading is enabled and -fopenacc or -fopenmp is specified.
22913 (CRTOFFLOADEND): Likewise.
22914 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22915 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22917 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22919 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22920 gotoff_operand code paths. Use copy_to_suggested_regs and
22921 expand_simple_binop where appropriate. Cleanup.
22923 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22926 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22928 (dimode_scalar_chain::vector_const_cost): New.
22929 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22930 (dimode_scalar_chain::convert_op): Likewise.
22931 (dimode_scalar_chain::convert_insn): Likewise.
22933 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22935 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22936 unary operation, not a binary one.
22938 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22940 PR middle-end/70877
22941 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22942 calls with type casted fndecl.
22944 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22946 PR tree-optimization/70786
22947 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22948 * calls.c (initialize_argument_information): Bind bounds
22949 with corresponding args passed by reference.
22951 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22954 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22955 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22956 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22959 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22962 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22963 code for a zero scale factor.
22964 (vsx_xvcvdpuxds_scale): Likewise.
22966 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22968 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22969 if show_ruler_p was set on the context.
22970 (layout::show_ruler): New method.
22971 * diagnostic.h (struct diagnostic_context): Add field
22974 2016-05-10 Richard Biener <rguenther@suse.de>
22976 PR tree-optimization/71039
22977 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22978 (chk_uses): New function.
22979 (propagate_with_phi): Verify we can safely replicate the lhs of an
22980 aggregate assignment on all incoming edges.
22982 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22984 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22986 (rx_atomic_sequence): New class.
22987 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22988 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22990 (rx_atomic_sequence::rx_atomic_sequence,
22991 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22992 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22993 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22994 CTRLREG_INTB): New constants.
22995 (FETCHOP): New code iterator.
22996 (fethcop_name, fetchop_name2): New iterator code attributes.
22997 (QIHI): New mode iterator.
22998 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22999 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23000 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23002 2016-05-10 Martin Liska <mliska@suse.cz>
23004 * tree-inline.c (remap_dependence_clique): Do not remap
23005 debugging statements.
23007 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23009 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23010 ("*fixuns_truncdfdi2_z13")
23011 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23012 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23013 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23015 2016-05-10 Richard Biener <rguenther@suse.de>
23017 PR tree-optimization/70497
23018 PR tree-optimization/28367
23019 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23021 (visit_reference_op_load): ... here.
23022 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23023 with simplified BIT_FIELD_REFs.
23024 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23025 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23028 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23030 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23031 documentation comment. For BLOCK nodes, add a
23032 DW_AT_abstract_origin attribute that points to the DIE generated
23033 for the origin BLOCK.
23034 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23035 blocks from inlined functions.
23037 2016-05-10 Alan Modra <amodra@gmail.com>
23040 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23041 regrename modifying insns saving lr before __morestack call.
23042 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23043 insns restoring lr after __morestack call.
23045 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23047 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23048 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23050 * config/i386/sse.md (vec_interleave_high<mode>,
23051 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23052 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23054 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23056 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23057 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23058 parallel reassociation for power8 and forward.
23060 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23062 * config/i386/i386.md (absneg splitters with general regs): Use
23063 general_reg_operand predicate.
23064 (btsq peephole2): Use x86_64_immediate_operand to check if new
23065 value is suitable for immediate operand. Generate emitted insn
23066 using RTL expressions.
23067 (btcq peephole2): Ditto.
23068 (btrq peephole2): Ditto. Generate correct immediate operand
23071 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23073 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23076 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23078 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23079 pointer dereference.
23081 2016-05-09 Richard Biener <rguenther@suse.de>
23083 PR tree-optimization/70985
23084 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23085 op0 isn't a gimple register.
23087 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23089 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23090 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23091 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23092 (i6400_fpu_mult): New cpu units.
23093 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23094 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23095 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23096 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23097 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23098 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23099 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23100 (i6400_msa_long_float4, i6400_msa_long_float5)
23101 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23102 (i6400_msa_fdiv_sf): New reservations.
23103 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23104 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23105 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23106 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23107 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23108 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23109 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23110 (msa_short_store4, msa_long_load, msa_short_store)
23111 (msa_long_logic, msa_long_float2, msa_long_float4)
23112 (msa_long_float5, msa_long_float8, msa_long_mult)
23113 (msa_long_fdiv, msa_long_div): New reservations.
23115 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23116 Sameera Deshpande <sameera.deshpande@imgtec.com>
23117 Matthew Fortune <matthew.fortune@imgtec.com>
23118 Graham Stott <graham.stott@imgtec.com>
23119 Chao-ying Fu <chao-ying.fu@imgtec.com>
23121 * config.gcc: Add MSA header file for mips*-*-* target.
23122 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23123 (Ubv8i, Urv8): New constraints.
23124 * config/mips/mips-ftypes.def: Add function types for MSA
23126 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23127 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23128 * config/mips/mips-msa.md: New file.
23129 * config/mips/mips-protos.h
23130 (mips_split_128bit_const_insns): New prototype.
23131 (mips_msa_idiv_insns): Likewise.
23132 (mips_split_128bit_move): Likewise.
23133 (mips_split_128bit_move_p): Likewise.
23134 (mips_split_msa_copy_d): Likewise.
23135 (mips_split_msa_insert_d): Likewise.
23136 (mips_split_msa_fill_d): Likewise.
23137 (mips_expand_msa_branch): Likewise.
23138 (mips_const_vector_same_val_p): Likewise.
23139 (mips_const_vector_same_bytes_p): Likewise.
23140 (mips_const_vector_same_int_p): Likewise.
23141 (mips_const_vector_shuffle_set_p): Likewise.
23142 (mips_const_vector_bitimm_set_p): Likewise.
23143 (mips_const_vector_bitimm_clr_p): Likewise.
23144 (mips_msa_vec_parallel_const_half): Likewise.
23145 (mips_msa_output_division): Likewise.
23146 (mips_ldst_scaled_shift): Likewise.
23147 (mips_expand_vec_cond_expr): Likewise.
23148 * config/mips/mips.c (enum mips_builtin_type): Add
23149 MIPS_BUILTIN_MSA_TEST_BRANCH.
23150 (mips_gen_const_int_vector_shuffle): New prototype.
23151 (mips_const_vector_bitimm_set_p): New function.
23152 (mips_const_vector_bitimm_clr_p): Likewise.
23153 (mips_const_vector_same_val_p): Likewise.
23154 (mips_const_vector_same_bytes_p): Likewise.
23155 (mips_const_vector_same_int_p): Likewise.
23156 (mips_const_vector_shuffle_set_p): Likewise.
23157 (mips_symbol_insns): Forbid loading symbols via immediate for
23159 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23161 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23163 (mips_lx_address_p): Add support load indexed address for MSA.
23164 (mips_address_insns): Add calculation of instructions needed for
23165 stores and loads for MSA.
23166 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23167 CONST_VECTOR for MSA and let it fall through.
23168 (mips_ldst_scaled_shift): New function.
23169 (mips_subword_at_byte): Likewise.
23170 (mips_msa_idiv_insns): Likewise.
23171 (mips_legitimize_move): Validate MSA moves.
23172 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23173 calculation of costs for MSA division.
23174 (mips_split_move_p): Check if MSA moves need splitting.
23175 (mips_split_move): Split MSA moves if necessary.
23176 (mips_split_128bit_move_p): New function.
23177 (mips_split_128bit_move): Likewise.
23178 (mips_split_msa_copy_d): Likewise.
23179 (mips_split_msa_insert_d): Likewise.
23180 (mips_split_msa_fill_d): Likewise.
23181 (mips_output_move): Handle MSA moves.
23182 (mips_expand_msa_branch): New function.
23183 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23184 Reinstate 'y' modifier.
23185 (mips_file_start): Add MSA .gnu_attribute.
23186 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23188 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23189 (mips_class_max_nregs): Add register size for MSA supported mode.
23190 (mips_cannot_change_mode_class): Allow conversion between MSA
23191 vector modes and TImode.
23192 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23194 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23195 (mips_preferred_simd_mode): Add preffered modes for MSA.
23196 (mips_vector_mode_supported_p): Add MSA supported modes.
23197 (mips_autovectorize_vector_sizes): New function.
23198 (mips_msa_output_division): Likewise.
23199 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23200 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23201 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23202 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23203 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23204 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23205 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23206 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23207 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23208 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23209 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23210 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23211 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23212 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23213 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23214 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23215 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23216 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23217 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23218 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23219 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23220 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23221 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23222 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23223 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23224 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23225 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23226 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23227 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23228 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23229 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23230 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23231 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23232 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23233 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23234 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23235 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23236 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23237 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23238 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23239 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23240 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23241 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23242 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23243 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23244 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23245 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23246 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23247 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23248 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23249 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23250 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23251 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23252 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23253 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23254 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23255 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23256 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23257 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23258 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23259 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23260 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23261 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23262 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23263 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23264 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23265 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23266 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23267 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23268 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23269 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23270 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23271 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23272 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23273 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23274 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23275 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23276 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23277 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23278 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23279 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23280 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23281 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23282 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23283 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23284 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23285 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23286 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23287 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23288 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23289 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23290 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23291 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23292 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23293 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23294 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23295 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23296 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23297 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23298 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23299 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23300 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23301 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23302 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23303 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23304 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23305 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23306 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23307 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23308 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23309 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23310 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23311 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23312 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23313 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23314 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23315 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23316 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23317 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23318 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23319 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23320 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23321 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23322 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23323 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23324 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23325 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23326 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23327 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23328 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23329 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23330 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23331 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23332 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23333 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23334 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23335 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23336 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23337 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23338 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23339 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23340 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23341 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23342 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23343 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23344 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23345 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23346 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23347 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23348 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23349 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23351 (mips_get_builtin_decl_index): New array.
23352 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23353 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23354 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23355 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23356 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23358 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23360 (mips_expand_builtin_insn): Prepare operands for
23361 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23362 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23363 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23364 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23365 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23366 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23367 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23368 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23369 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23370 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23371 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23372 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23373 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23374 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23375 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23376 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23377 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23378 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23379 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23380 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23381 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23382 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23383 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23384 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23385 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23386 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23387 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23388 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23389 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23390 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23391 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23392 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23393 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23394 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23395 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23396 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23397 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23398 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23399 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23400 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23401 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23402 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23403 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23404 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23405 These are set implicitly and an error is reported if overridden.
23406 (mips_expand_builtin_msa_test_branch): New function.
23407 (mips_expand_msa_shuffle): Likewise.
23408 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23409 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23410 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23411 (mips_expand_vec_unpack): Add support for MSA.
23412 (mips_expand_vector_init): Likewise.
23413 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23414 instead of const0_rtx.
23415 (mips_msa_vec_parallel_const_half): New function.
23416 (mips_gen_const_int_vector): Likewise.
23417 (mips_gen_const_int_vector_shuffle): Likewise.
23418 (mips_expand_msa_cmp): Likewise.
23419 (mips_expand_vec_cond_expr): Likewise.
23420 * config/mips/mips.h
23421 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23422 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23424 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23425 (ISA_HAS_MSA): New macro.
23426 (UNITS_PER_MSA_REG): Likewise.
23427 (BITS_PER_MSA_REG): Likewise.
23428 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23429 (MSA_REG_FIRST): New macro.
23430 (MSA_REG_LAST): Likewise.
23431 (MSA_REG_NUM): Likewise.
23432 (MSA_REG_P): Likewise.
23433 (MSA_REG_RTX_P): Likewise.
23434 (MSA_SUPPORTED_MODE_P): Likewise.
23435 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23436 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23437 * config/mips/mips.md: Include mips-msa.md.
23438 (alu_type): Add simd_add.
23439 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23440 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23441 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23442 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23443 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23444 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23445 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23446 simd_move, simd_load, simd_store. Choose "multi" for moves
23448 (qword_mode): New attribute.
23449 (insn_count): Add instruction count for quad moves.
23450 Increase the count for MIPS SIMD division.
23451 (UNITMODE): Add UNITMODEs for vector types.
23452 (addsub): New code iterator.
23453 * config/mips/mips.opt (mmsa): New option.
23454 * config/mips/msa.h: New file.
23455 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23457 * config/mips/mti-linux.h: Likewise.
23458 * config/mips/predicates.md
23459 (const_msa_branch_operand): New constraint.
23460 (const_uimm3_operand): Likewise.
23461 (const_uimm4_operand): Likewise.
23462 (const_uimm5_operand): Likewise.
23463 (const_uimm8_operand): Likewise.
23464 (const_imm5_operand): Likewise.
23465 (aq10b_operand): Likewise.
23466 (aq10h_operand): Likewise.
23467 (aq10w_operand): Likewise.
23468 (aq10d_operand): Likewise.
23469 (const_m1_operand): Likewise.
23470 (reg_or_m1_operand): Likewise.
23471 (const_exp_2_operand): Likewise.
23472 (const_exp_4_operand): Likewise.
23473 (const_exp_8_operand): Likewise.
23474 (const_exp_16_operand): Likewise.
23475 (const_vector_same_val_operand): Likewise.
23476 (const_vector_same_simm5_operand): Likewise.
23477 (const_vector_same_uimm5_operand): Likewise.
23478 (const_vector_same_uimm6_operand): Likewise.
23479 (const_vector_same_uimm8_operand): Likewise.
23480 (par_const_vector_shf_set_operand): Likewise.
23481 (reg_or_vector_same_val_operand): Likewise.
23482 (reg_or_vector_same_simm5_operand): Likewise.
23483 (reg_or_vector_same_uimm6_operand): Likewise.
23484 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23486 * doc/invoke.texi (-mmsa): Document new option.
23488 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23490 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23491 * configure: Regenerate.
23492 * config.in: Regenerate.
23493 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23494 on -fvtable-verify.
23495 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23496 (ENDFILE_VTV_SPEC): Define.
23498 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23500 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23501 registers in all interrupt handlers if necessary.
23502 (rl78_option_override): Add warning.
23503 (MUST_SAVE_MDUC_REGISTERS): New macro.
23504 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23505 * config/rl78/rl78.c (check_mduc_usage): New function.
23506 (mduc_regs): New structure to hold MDUC register data.
23507 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23508 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23509 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23510 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23511 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23512 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23514 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23516 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23517 (tree-ssa-loop-niter.h): Ditto.
23518 (idx_within_array_bound, ref_within_array_bound): New functions.
23519 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23520 Factor out check on writable base object to ...
23521 (base_object_writable): ... here.
23523 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23525 * config/arm/arm.md (probe_stack): Add modes to set source
23528 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23530 * regrename.c (base_reg_class_for_rename): New static function.
23531 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23533 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23535 * cgraph.c (thunk_adjust): Export.
23536 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23537 * cgraphunit.c (thunk_adjust): Export.
23538 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23540 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23542 * tree-inline.c (expand_call_inline): Expand thunks inline.
23544 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23547 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23548 (*sse2_vd_cvtss2sd): Ditto.
23549 * config/i386/i386.md
23550 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23551 Generate *sse2_vd_cvtsd2ss pattern.
23552 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23553 Generate *sse2_vd_cvtss2sd pattern.
23555 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23557 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23558 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23561 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23563 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23564 * config/sh/sh.c: Define and declare variables on first use throughout
23566 (current_function_interrupt): Change to bool type.
23567 (frame_insn): Rename to emit_frame_insn and update users.
23568 (push_regs): Use bool for 'interrupt_handler' argument.
23569 (save_schedule_s): Remove.
23570 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23571 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23572 targetm.asm_out.unaligned_op.di.
23573 (gen_far_branch): Remove redundant forward declaration.
23574 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23575 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23576 (sh_set_return_address, sh_function_ok_for_sibcall,
23577 scavenge_reg): Update comments.
23578 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23579 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23580 (sh_attr_renesas_p): Remove unnecessary parentheses.
23581 (branch_dest): Simplify.
23582 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23583 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23584 (CUMULATIVE_ARGS): Change macro to typedef.
23585 (current_function_interrupt): Change to bool type.
23586 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23587 Surround with __cplusplus ifdef.
23588 (sh_compare_op0, sh_compare_op1): Remove.
23589 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23591 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23593 * config/arm/arm.md (arch): Add neon.
23594 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23595 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23596 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23597 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23598 attributes for alt renumbering. Mark alt 3 as non-predicable.
23599 (thumb2_movdf_vfp): Likewise.
23601 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23603 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23604 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23605 (*andqi_1): Add preferred_for_speed attribute to disparage
23606 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23607 (*<code>qi_1): Ditto.
23608 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23609 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23610 (*ashlqi3_1): Ditto.
23611 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23612 Add preferred_for_size attribute to disparage alternative 0 and
23613 preferred_for_speed attribute to disparage alternative 1 for
23614 TARGET_PARTIAL_REG_STALL targets.
23616 2016-05-07 Tom de Vries <tom@codesourcery.com>
23618 PR tree-optimization/70956
23619 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23622 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23624 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23625 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23626 * config/sh/sh.md (branch_zero): Remove define_attr.
23627 (define_delay): Disable delay slot if branch distance is one insn.
23629 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23631 * config/i386/i386.md (LEAMODE): New mode attribute.
23632 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23633 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23634 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23635 operand 2 predicate.
23636 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23637 (*lea<mode>_general_3): Ditto.
23638 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23640 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23642 * genmddump.c (main): Convert argv from char ** to const char **.
23644 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23646 * coretypes.h (OVERRIDE): New macro.
23647 (FINAL): New macro.
23649 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23651 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23652 allow coalescing if the types are compatible.
23654 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23656 * pass_manager.h (pass_manager::register_pass_name): New method.
23657 (pass_manager::get_pass_by_name): New method.
23658 (pass_manager::create_pass_tab): New method.
23659 (pass_manager::m_name_to_pass_map): New field.
23660 * passes.c (name_to_pass_map): Delete global in favor of field
23661 "m_name_to_pass_map" of pass_manager.
23662 (register_pass_name): Rename from a function to...
23663 (pass_manager::register_pass_name): ...this method, updating
23664 for renaming of global "name_to_pass_map" to field
23665 "m_name_to_pass_map".
23666 (create_pass_tab): Rename from a function to...
23667 (pass_manager::create_pass_tab): ...this method, updating
23668 for renaming of global "name_to_pass_map" to field.
23669 (get_pass_by_name): Rename from a function to...
23670 (pass_manager::get_pass_by_name): ...this method.
23671 (enable_disable_pass): Convert use of get_pass_by_name to
23672 a method call, locating the pass_manager singleton.
23674 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23676 * genattr-common.c (main): Convert argv from char ** to const char **.
23677 * genattr.c (main): Likewise.
23678 * genattrtab.c (main): Likewise.
23679 * genautomata.c (initiate_automaton_gen): Likewise.
23681 * gencodes.c (main): Likewise.
23682 * genconditions.c (main): Likewise.
23683 * genconfig.c (main): Likewise.
23684 * genconstants.c (main): Likewise.
23685 * genemit.c (main): Likewise.
23686 * genenums.c (main): Likewise.
23687 * genextract.c (main): Likewise.
23688 * genflags.c (main): Likewise.
23689 * genmddeps.c (main): Likewise.
23690 * genopinit.c (main): Likewise.
23691 * genoutput.c (main): Likewise.
23692 * genpeep.c (main): Likewise.
23693 * genpreds.c (main): Likewise.
23694 * genrecog.c (main): Likewise.
23695 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23696 (init_rtx_reader_args): Likewise.
23697 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23698 (init_rtx_reader_args): Likewise.
23699 * gentarget-def.c (main): Likewise.
23700 * read-md.c (read_md_files): Likewise.
23701 * read-md.h (read_md_files): Likewise.
23703 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23705 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23706 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23707 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23708 Remove unused predicate.
23709 (register_and_not_fp_reg_operand): Ditto.
23711 2016-05-06 Martin Liska <mliska@suse.cz>
23713 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23714 instead of vec as the vector is local to the function.
23716 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23718 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23719 avx512bw alternative.
23721 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23722 before the ashr<mode>3 pattern.
23724 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23725 v instead of x in vex or maybe_vex alternatives, use
23726 maybe_evex instead of vex in prefix.
23728 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23729 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23730 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23731 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23734 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23735 v instead of x in vex or maybe_vex alternatives, use
23736 maybe_evex instead of vex in prefix.
23738 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23739 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23740 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23741 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23742 alternatives, use maybe_evex instead of vex in prefix.
23744 * config/i386/sse.md (vec_interleave_lowv4sf,
23745 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23746 v instead of x in vex or maybe_vex alternatives, use
23747 maybe_evex instead of vex in prefix.
23749 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23750 v instead of x in vex or maybe_vex alternatives, use
23751 maybe_evex instead of vex in prefix.
23753 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23754 v constraint instead of x.
23756 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23758 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23759 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23762 2016-05-06 Richard Biener <rguenther@suse.de>
23764 PR tree-optimization/70948
23765 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23766 Properly clobber all fields of va_list for __builtin_va_start.
23768 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23771 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23772 loop latch destination.
23774 2016-05-06 Martin Liska <mliska@suse.cz>
23776 * tree-ssa-uninit.c: Apply manual changes
23777 to the GNU coding style.
23778 (prune_uninit_phi_opnds): Rename from
23779 prune_uninit_phi_opnds_in_unrealizable_paths.
23781 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23783 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23784 mspace): Remove deprecated options.
23785 * doc/invoke.texi (SH options): Remove -mspace.
23787 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23789 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23791 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23793 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23794 corresponding combine split pattern.
23796 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23799 * config/sh/predicates.md (long_displacement_mem_operand): New.
23800 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23801 Add movi20, movi20s alternatives. Adjust length attribute for
23803 (movsi_ie): Allow for any FPU. Adjust length attribute for
23805 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23806 attribute for alternatives.
23807 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23808 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23809 length attribute for alternatives.
23811 2016-05-06 Richard Biener <rguenther@suse.de>
23813 PR tree-optimization/70960
23814 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23816 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23819 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23820 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23822 2016-05-06 Marek Polacek <polacek@redhat.com>
23825 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23827 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23830 * config/sh/sh.md (*rotcr): Add another variant.
23832 2016-05-06 Richard Biener <rguenther@suse.de>
23834 PR middle-end/70931
23835 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23837 2016-05-06 Richard Biener <rguenther@suse.de>
23839 PR middle-end/70941
23840 * fold-const.c (split_tree): Always convert to the original type
23843 2016-05-06 Richard Biener <rguenther@suse.de>
23845 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23846 (fwprop_addr): Likewise.
23848 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23851 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23853 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23854 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23855 the splitter condition.
23856 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23857 the splitter condition.
23858 (FP float_extend load splitter): Ditto.
23860 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23862 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23863 to REGNO in all peephole2 patterns.
23864 (post-reload splitters): Change true_regnum to REGNO in
23865 post-reload splitters.
23866 (zero_extend splitters): Use general_reg_operand and
23867 nonimmediate_gr_operand predicates.
23869 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23871 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23872 v constraint instead of x.
23874 2016-05-05 Alan Modra <amodra@gmail.com>
23877 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23878 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23879 TARGET_NO_FP_IN_TOC for -mrelocatable.
23880 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23881 TARGET_RELOCATABLE test.
23882 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23883 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23884 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23885 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23886 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23887 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23888 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23889 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23890 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23891 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23893 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23894 (rs6000_stack_info): Likewise.
23895 (rs6000_elf_asm_out_constructor): Likewise.
23896 (rs6000_elf_asm_out_destructor): Likewise.
23897 (rs6000_elf_declare_function_name): Likewise.
23898 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23899 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23902 2016-05-05 Alan Modra <amodra@gmail.com>
23904 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23906 2016-05-05 Alan Modra <amodra@gmail.com>
23908 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23909 out-of-line gpr restore for one or two regs if that would add
23912 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23915 * config/i386/i386.md
23916 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23917 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23918 as operand 0 predicate.
23919 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23921 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23922 Ditto. Emit the pattern using RTX.
23924 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23925 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23926 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23927 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23929 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23930 sse_reg_operand as operand 0 predicate.
23932 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23933 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23934 instead of gen_rtx_REG.
23935 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23938 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23940 * function.c (emit_use_return_register_into_block): Delete.
23941 (gen_return_pattern): Delete.
23942 (emit_return_into_block): Delete.
23943 (active_insn_between): Delete.
23944 (convert_jumps_to_returns): Delete.
23945 (emit_return_for_exit): Delete.
23946 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23947 simple_return for shrink-wrapped blocks.
23948 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23949 end of blocks that need one.
23950 (get_unconverted_simple_return): Delete.
23951 (convert_to_simple_return): Delete.
23952 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23953 (convert_to_simple_return): Ditto.
23955 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23957 * cfgcleanup.c (bb_is_just_return): New function.
23958 (try_optimize_cfg): Simplify jumps to return, branches to return,
23959 and branches around return.
23961 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23963 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23964 branch to a return.
23966 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23970 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23971 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23972 assert flags & OEP_HASH_CHECK, instead of asserting it
23973 never happens. Handle TARGET_EXPR.
23974 * fold-const.c (operand_equal_p): For hash verification,
23975 or in OEP_HASH_CHECK into flags.
23977 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23979 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23981 (compute_samebase_partition_bases): Fix typo.
23983 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23985 * config/i386/sse.md (vec_interleave_highv8sf,
23986 vec_interleave_lowv8sf, vec_interleave_highv4df,
23987 vec_interleave_lowv4df): Remove constraints from expanders.
23989 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23991 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23993 * tree-inline.c (expand_call_inline): Fix path dealing with
23994 making lhs of call statement undefined.
23996 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23998 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23999 Check availability on NODE, too.
24000 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24001 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24002 (varpool_node::call_for_symbol_and_aliase): Likewise.
24003 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24004 (propagate_pure_const): Propagate across interposable functions, too.
24005 (skip_function_for_local_pure_const): Do not skip interposable bodies
24007 (pass_local_pure_const::execute): Update.
24009 2016-05-04 Marek Polacek <polacek@redhat.com>
24011 * doc/invoke.texi: Document -Wdangling-else.
24013 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24015 * config.gcc: Error out when conflicting multilib is detected. Do not
24016 loop over multilibs since no combination is legal.
24018 2016-05-04 Alan Modra <amodra@gmail.com>
24020 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24021 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24022 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24025 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24027 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24028 Clean up p5600 comments.
24030 2016-05-04 Richard Biener <rguenther@suse.de>
24032 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24033 constructor simplifications.
24034 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24036 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24038 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24039 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24040 result.set_rtx is null instead of aborting.
24041 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24043 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24044 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24045 *mov<mode>_store_postinc): New patterns.
24047 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24049 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24050 as commutative. Check both conversions are NOP.
24051 ((A & B) OP (C & B)): Remove.
24053 2016-05-04 Alan Modra <amodra@gmail.com>
24055 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24057 2016-05-04 Alan Modra <amodra@gmail.com>
24060 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24061 when cr2,3,4 are all fixed regs.
24063 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24065 PR rtl-optimization/57193
24066 * opts.c (default_options_table): Revert OPT_frename_registers change.
24067 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24069 2016-05-03 Martin Sebor <msebor@redhat.com>
24072 * builtins.c (fold_builtin_FILE): New function.
24073 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24074 (fold_builtin_0): Call them.
24075 * gimplify.c (gimplify_call_expr): Remove the handling of
24076 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24079 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24080 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24084 * doc/extend.texi (Function Names as Strings): Update __func__,
24085 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24088 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24089 Richard Biener <rguenther@suse.de>
24091 PR tree-optimization/70916
24092 * tree-if-conv.c: Include cfganal.h.
24093 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24094 and remove_fake_exit_edges around the optimization pass.
24096 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24098 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24099 (cgraph_edge::make_direct): Likewise.
24100 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24101 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24102 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24103 (CIF_THUNK): New code.
24104 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24105 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24106 (compute_inline_parameters): Set inline_failed for thunks.
24107 (inline_analyze_function): Cleanup.
24108 * ipa-inline.c (can_inline_edge_p): Do not deal with
24109 call_stmt_cannot_inline_p.
24110 (can_early_inline_edge_p): Likewise.
24111 (early_inliner): Initialize inline_failed.
24112 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24114 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24116 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24117 from nonimm_ssenomem_operand.
24118 (nonimm_ssenomem_operand): New predicate.
24119 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24120 as operand 0 predicate.
24121 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24122 Disable unsupported alternatives using "enabled" attribute.
24123 Use register_ssemem_operand as operand 0 predicate.
24124 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24126 2016-05-03 Marek Polacek <polacek@redhat.com>
24129 * input.c (expansion_point_location): New function.
24130 * input.h (expansion_point_location): Declare.
24132 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24134 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24135 occurence with frame_offset_ ones.
24137 2016-05-03 Alan Modra <amodra@gmail.com>
24139 PR rtl-optimization/70890
24140 * ira.c (combine_and_move_insns): When moving def_insn, remove
24141 equivs on use_insn.
24143 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24145 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24146 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24147 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24148 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24150 2016-05-03 Alan Modra <amodra@gmail.com>
24152 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24153 for SAVE_MULTIPLE/STORE_MULTIPLE.
24155 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24157 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24158 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24160 2016-05-03 Richard Biener <rguenther@suse.de>
24162 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24164 (gimplify_arg): Likewise.
24165 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24166 re-writing the result to a decl if required.
24167 (internal_get_tmp_var): Add allow_ssa parameter
24168 and override into_ssa with it.
24169 (get_formal_tmp_var): Adjust.
24170 (get_initialized_tmp_var): Add allow_ssa parameter.
24171 (gimplify_arg): Add allow_ssa parameter and avoid generating
24172 SSA names for the result false.
24173 (gimplify_call_expr): If the call may return twice do not
24174 gimplify parameters into SSA.
24175 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24176 (gimplify_modify_expr): Adjust assert. For noreturn calls
24177 with a SSA name LHS adjust its def.
24178 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24179 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24180 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24181 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24182 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24183 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24184 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24185 (optimize_target_teams): Do not allow SSA names for clause operands.
24186 (gimplify_expr): Likewise for where we mark the result addressable.
24187 * passes.def (pass_init_datastructures): Remove.
24188 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24189 (rewrite_stmt): Likewise.
24190 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24191 (replace_locals_op): Replace SSA names.
24192 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24193 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24194 * cgraph.c (release_function_body): Free CFG annotations only
24195 when we have a CFG. Simplify.
24196 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24197 force_gimple_operand instead of get_initialized_tmp_var.
24198 * tree-pass.h (make_pass_init_datastructures): Remove.
24199 * tree-ssa.c (execute_init_datastructures): Remove.
24200 (pass_data_init_datastructures): Likewise.
24201 (class pass_init_datastructures): Likewise.
24202 (make_pass_init_datastructures): Likewise.
24203 * omp-low.c (create_omp_child_function): Init SSA data structures.
24204 (grid_expand_target_grid_body): Likewise.
24205 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24206 name before adding it to names_to_release.
24207 (remove_bb): Always release SSA defs.
24208 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24209 before dereferencing it.
24210 * cgraphunit.c (init_lowered_empty_function): Always
24211 int SSA data structures.
24212 * tree-ssanames.c (release_defs): Remove assert that we are in
24214 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24216 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24217 Uros Bizjak <ubizjak@gmail.com>
24219 PR rtl-optimization/70467
24220 * config/i386/predicates.md (x86_64_hilo_int_operand,
24221 x86_64_hilo_general_operand): New predicates.
24222 * config/i386/constraints.md (Wd): New constraint.
24223 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24224 (general_hilo_operand): New mode attr.
24225 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24226 instead of <general_operand>.
24227 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24228 x86_64_hilo_general_operand instead of <general_operand>.
24230 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24232 PR tree-optimization/70916
24233 * tree-if-conv.c (constant_or_ssa_name): Removed.
24234 (fold_build_cond_expr): Use is_gimple_val instead of
24235 constant_or_ssa_name.
24237 PR tree-optimization/70916
24238 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24239 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24242 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24243 (optimize_atomic_bit_test_and): New function.
24244 (pass_fold_builtins::execute): Use it.
24245 * optabs.def (atomic_bit_test_and_set_optab,
24246 atomic_bit_test_and_complement_optab,
24247 atomic_bit_test_and_reset_optab): New optabs.
24248 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24249 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24250 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24251 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24252 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24253 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24254 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24255 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24256 atomic_bit_test_and_complement@var{mode},
24257 atomic_bit_test_and_reset@var{mode}): Document.
24258 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24259 atomic_bit_test_and_complement<mode>,
24260 atomic_bit_test_and_reset<mode>): New expanders.
24261 (atomic_bit_test_and_set<mode>_1,
24262 atomic_bit_test_and_complement<mode>_1,
24263 atomic_bit_test_and_reset<mode>_1): New insns.
24265 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24267 PR rtl-optimization/70687
24268 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24269 instead of unsigned HOST_WIDE_INT.
24271 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24273 PR rtl-optimization/44281
24274 * hard-reg-set.h (struct target_hard_regs): New field
24275 x_fixed_nonglobal_reg_set.
24276 (fixed_nonglobal_reg_set): New macro.
24277 * reginfo.c (init_reg_sets_1): Initialize it.
24278 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24280 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24282 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24284 PR tree-optimization/56541
24285 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24286 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24287 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24288 (any_complicated_phi): new static variable.
24289 (aggressive_if_conv): delete.
24290 (if_convertible_phi_p): support phis with more than two arguments.
24291 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24292 critical pred edges.
24293 (ifcvt_split_critical_edges): support phis with more than two
24294 arguments by checking new parameter. only split critical edges
24296 (tree_if_conversion): handle simd pragma marked loop using new
24297 local variable aggressive_if_conv. check any_complicated_phi.
24299 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24301 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24304 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24306 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24309 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24311 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24312 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24313 define_insn_and_split.
24314 (mulsi3_i): New define_insn_and_split.
24315 (mulsi3_call): Convert to define_insn.
24316 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24317 Remove constraints.
24319 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24321 * machmode.h (mode_complex): Add support to give the complex mode
24323 (GET_MODE_COMPLEX_MODE): Likewise.
24324 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24325 stored by build_complex_type and gfc_build_complex_type instead of
24326 trying to figure out the appropriate mode based on the size. Raise
24327 an assertion error, if the type was not set.
24328 * genmodes.c (struct mode_data): Add field for the complex type of
24330 (blank_mode): Likewise.
24331 (make_complex_modes): Remember the complex mode created in the
24333 (emit_mode_complex): Write out the mode_complex array to map a
24334 type mode to the complex version.
24335 (emit_insn_modes_c): Likewise.
24336 * tree.c (build_complex_type): Set the complex type to use before
24337 calling layout_type.
24338 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24339 support for __float128 complex datatypes.
24340 (rs6000_hard_regno_mode_ok): Likewise.
24341 (rs6000_setup_reg_addr_masks): Likewise.
24342 (rs6000_complex_function_value): Likewise.
24343 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24344 __float128 and __ibm128 complex.
24345 (FLOAT128_IBM_P): Likewise.
24346 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24347 * doc/extend.texi (Additional Floating Types): Document that
24348 -mfloat128 must be used to enable __float128. Document complex
24349 __float128 and __ibm128 support.
24351 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24354 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24355 char/short arguments promoted to int because of promote_prototypes.
24357 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24359 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24360 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24361 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24362 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24363 alternatives using "enabled" attribute. Use register_ssemem_operand
24364 as operand 1 predicate.
24365 (*cmpi<unord>xf_i387): Split XFmode pattern from
24366 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24367 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24368 *absneg<mode>2_i387. Disable unsupported alternatives using
24369 "enabled" attribute.
24370 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24372 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24374 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24376 (oacc_loop_process): Check mask for loop termination.
24378 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24380 * cif-code.def (CIF_THUNK): Add.
24381 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24384 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24386 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24387 (dump_inline_summary): Dump it.
24388 (fp_expression_p): New predicate.
24389 (estimate_function_body_sizes): Use it.
24390 (inline_merge_summary): Merge fp_expressions.
24391 (inline_read_section): Read fp_expressions.
24392 (inline_write_summary): Write fp_expressions.
24393 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24394 codegen boundary if either caller or callee is !fp_expressions.
24395 * ipa-inline.h (inline_summary): Add fp_expressions.
24396 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24397 to fp_expressions be sure the fp generation flags are updated.
24399 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24401 PR rtl-optimization/70467
24402 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24404 PR rtl-optimization/70467
24405 * ipa-pure-const.c (check_call): Handle internal calls even in
24406 ipa mode like in local mode.
24408 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24410 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24412 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24414 * match.pd (X u< X, X u> X): New transformations.
24416 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24418 * flag-types.h (enum warn_strict_overflow_code): Move ...
24419 * coretypes.h: ... here.
24420 * fold-const.h (fold_overflow_warning): Declare.
24421 * fold-const.c (fold_overflow_warning): Make non-static.
24422 (fold_comparison): Move the transformation of X +- C1 CMP C2
24423 into X CMP C2 -+ C1 ...
24424 * match.pd: ... here.
24425 * gimple-fold.c (fold_stmt_1): Protect with
24426 fold_defer_overflow_warnings.
24428 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24430 * omp-low.c (struct oacc_loop): Add 'inner' field.
24431 (new_oacc_loop_raw): Initialize it to zero.
24432 (oacc_loop_fixed_partitions): Initialize it.
24433 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24434 available partitioning.
24436 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24438 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24440 (umulsidi3): Likewise.
24441 (indirect_jump): Fix jump instruction assembly patterns.
24443 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24446 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24447 (nvptx_function_value): Assert non-NULL cfun.
24449 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24451 PR rtl-optimization/70886
24452 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24454 * cselib.h (rtx_equal_for_cselib_1): Declare.
24455 (rtx_equal_for_cselib_p: New inline function.
24456 * cselib.c (rtx_equal_for_cselib_p): Delete.
24457 (rtx_equal_for_cselib_1): Make public.
24459 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24461 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24462 (register_mixssei387nonimm_operand): Remove predicate.
24463 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24464 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24465 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24466 for TARGET_MIX_SSE_I387 alternatives.
24467 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24468 Disable unsupported alternatives using "enabled" attribute. Use
24469 nonimm_ssenomem_operand as operand 1 predicate. Also check
24470 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24472 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24474 * tree.c (cst_and_fits_in_hwi): Simplify.
24476 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24478 * tree.h (wi::to_wide): New function.
24479 * expr.c (expand_expr_real_1): Use wi::to_wide.
24480 * fold-const.c (int_const_binop_1): Likewise.
24481 (extract_muldiv_1): Likewise.
24483 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24485 * wide-int.h: Update offset_int and widest_int documentation.
24486 (WI_SIGNED_SHIFT_RESULT): New macro.
24487 (wi::binary_shift): Define signed_shift_result_type for
24488 shifts on offset_int- and widest_int-like types.
24489 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24490 * tree.h (int_bit_position): Use shift operators instead of wi::
24492 * alias.c (adjust_offset_for_component_ref): Likewise.
24493 * expr.c (get_inner_reference): Likewise.
24494 * fold-const.c (fold_comparison): Likewise.
24495 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24496 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24497 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24498 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24499 (stmt_kills_ref_p): Likewise.
24500 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24501 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24502 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24503 (ao_ref_init_from_vn_reference): Likewise.
24505 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24507 * wide-int.h: Update offset_int and widest_int documentation.
24508 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24509 (wi::binary_traits): Allow ordered comparisons between offset_int and
24510 offset_int, between widest_int and widest_int, and between either
24511 of these types and basic C types.
24512 (operator <, <=, >, >=): Define for the same combinations.
24513 * tree.h (tree_int_cst_lt): Use comparison operators instead
24514 of wi:: comparisons.
24515 (tree_int_cst_le): Likewise.
24516 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24517 (fold_nonarray_ctor_reference): Likewise.
24518 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24519 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24520 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24521 * tree-sra.c (completely_scalarize): Likewise.
24522 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24523 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24524 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24525 (check_for_binary_op_overflow): Likewise.
24526 (search_for_addr_array): Likewise.
24527 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24529 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24531 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24532 (arc_save_restore): Likewise.
24533 (arc_dwarf_register_span): Likewise.
24534 (arc_output_pic_addr_const): Initialize suffix variable.
24536 2016-05-02 Martin Liska <mliska@suse.cz>
24538 * symbol-summary.h (function_summary::function_summary):
24539 Remove checking assert for all cgraph nodes.
24540 (function_summary::get): Check summary_uid.
24541 (symtab_insertion): Check summary_uid.
24543 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24545 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24546 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24547 bmaskn instruction.
24548 (arc_dwarf_register_span): Remove enum keyword.
24549 (compact_memory_operand_p): New function.
24550 * config/arc/arc.h (reg_class): Add code density register classes.
24551 (REG_CLASS_NAMES): Likewise.
24552 (REG_CLASS_CONTENTS): Likewise.
24553 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24554 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24555 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24556 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24557 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24559 (h, Rcd, Rsd, Rzd): New register constraints.
24560 (T): Use compact_memory_operand_p function.
24561 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24563 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24565 * config/sh/sh.md (*negnegt, *movtt): Remove.
24567 2016-05-02 Marek Polacek <polacek@redhat.com>
24568 Tom de Vries <tom@codesourcery.com>
24570 PR tree-optimization/70700
24571 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24572 bigger than FIRST_REF_NODE.
24574 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24577 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24579 (prepare_cbranch_operands): Don't use scratch register. Assume that
24580 function is used when pseudos can be created.
24581 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24582 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24583 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24584 define_expand. Allow it only when pseudos can be created.
24585 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24587 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24589 * config/i386/constraints.md (BC): Only allow -1 operands.
24590 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24591 Add "enabled" attribute. Update XI mode attribute calculation.
24592 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24593 (*movoi_internal_avx): Update XI mode attribute calculation.
24594 (*movti_internal): Ditto.
24596 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24598 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24599 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24601 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24603 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24604 statement on instruction code. Remove trailing spaces.
24605 (altivec_expand_stv_builtin): Likewise.
24607 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24609 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24610 (TARGET_FPU_DOUBLE): Simplify.
24611 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24612 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24613 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24614 with 'TARGET_FPU_DOUBLE'.
24615 * config/sh/sh.md: Likewise.
24617 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24619 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24620 SH_DIV_STR_FOR_SIZE): Remove.
24621 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24622 SH_DIV_STR_FOR_SIZE): Remove.
24624 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24626 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24627 logical_reg_operand): Delete.
24628 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24629 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24630 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24631 match_operand and match_test.
24632 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24633 variables on their first use. Return bool values.
24634 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24635 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24636 arith_reg_operand for input operand. Remove empty constraints.
24638 (*xorsi3_compact): Rename to xorsi3.
24639 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24640 (*zero_extend<mode>si2_disp_mem): Update comment.
24643 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24645 * config/sh/t-sh: Remove SH5 support.
24646 * config.gcc: Likewise.
24647 * configure: Likewise.
24649 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24651 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24653 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24655 * config/sh/sh.c (register_sh_passes, sh_option_override,
24656 sh_print_operand, prepare_move_operands,
24657 sh_can_follow_jump): Remove TARGET_SH1 checks.
24658 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24659 PROMOTE_MODE): Likewise.
24660 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24663 2016-04-30 Alan Modra <amodra@gmail.com>
24665 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24666 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24667 Check for user regs later to avoid unnecessary looping over regs.
24668 Merge user reg check with non-saved reg check. Don't force
24669 inline VR restore when static chain used.
24670 (rs6000_frame_related): Omit eh_frame info for user regs when
24672 (fixed_regs_p): Delete.
24674 2016-04-30 Alan Modra <amodra@gmail.com>
24676 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24677 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24680 2016-04-30 Alan Modra <amodra@gmail.com>
24683 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24684 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24687 2016-04-30 Alan Modra <amodra@gmail.com>
24689 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24690 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24691 flag_pic test for Darwin.
24693 2016-04-30 Alan Modra <amodra@gmail.com>
24695 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24696 throw_calls_crossed.
24697 (REG_FREQ_CALLS_CROSSED): Delete.
24698 (REG_N_THROWING_CALLS_CROSSED): Delete.
24699 * regstat.c (regstat_bb_compute_ri): Don't calculate
24700 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24701 (dump_reg_info): Don't print call cross frequency.
24702 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24703 and REG_N_THROWING_CALLS_CROSSED.
24705 2016-04-30 Alan Modra <amodra@gmail.com>
24707 * regs.h (struct reg_info_t): Delete live_length.
24708 (REG_LIVE_LENGTH): Delete macro.
24709 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24710 local_live, local_processed and local_live_last_luid params.
24711 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24713 (regstat_compute_ri): Adjust for above. Don't set
24715 (dump_reg_info): Don't print live length.
24716 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24717 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24718 Localize loop_depth var.
24720 2016-04-30 Alan Modra <amodra@gmail.com>
24722 * ira.c (enum valid_equiv): New.
24723 (validate_equiv_mem): Return enum.
24724 (update_equiv_mem): Create replacement in more cases.
24725 (add_store_equivs): Update validate_equiv_mem call.
24727 2016-04-30 Alan Modra <amodra@gmail.com>
24729 * ira.c (combine_and_move_insns): Rather than scanning insns,
24730 use DF infrastucture to find use and def insns.
24732 2016-04-30 Alan Modra <amodra@gmail.com>
24734 ira.c (combine_and_move_insns): Move invariant conditions..
24735 (ira.c): ..to here. Call combine_and_move_insns before
24736 add_store_equivs. Call grow_reg_equivs later. Allocate
24737 req_equiv later using max_reg_num() rather than global max_regno.
24738 (contains_replace_regs): Delete.
24739 (add_store_equivs): Remove contains_replace_regs test.
24741 2016-04-30 Alan Modra <amodra@gmail.com>
24743 * ira.c (struct equiv_mem_data): New.
24744 (equiv_mem, equiv_mem_modified): Delete static vars.
24745 (validate_equiv_mem_from_store): Use "data" param to communicate..
24746 (validate_equiv_mem): ..from here.
24748 2016-04-30 Alan Modra <amodra@gmail.com>
24750 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24752 (update_reg_equivs): ..here. Move allocation and freeing of
24753 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24754 end_alias_analysis to..
24757 2016-04-30 Alan Modra <amodra@gmail.com>
24759 * ira.c (pdx_subregs): Delete.
24760 (struct equivalence): Add pdx_subregs field.
24761 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24762 pdx_subregs access.
24763 (update_equiv_regs): Don't create or free pdx_subregs. Update
24764 pdx_subregs access.
24766 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24768 * config/rs6000/altivec.h: Change definitions of vec_xl and
24770 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24771 (LD_ELEMREV_V2DI): New.
24772 (LD_ELEMREV_V4SF): New.
24773 (LD_ELEMREV_V4SI): New.
24774 (LD_ELEMREV_V8HI): New.
24775 (LD_ELEMREV_V16QI): New.
24776 (ST_ELEMREV_V2DF): New.
24777 (ST_ELEMREV_V2DI): New.
24778 (ST_ELEMREV_V4SF): New.
24779 (ST_ELEMREV_V4SI): New.
24780 (ST_ELEMREV_V8HI): New.
24781 (ST_ELEMREV_V16QI): New.
24784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24785 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24786 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24787 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24788 (altivec_expand_builtin): Add handling for
24789 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24790 (rs6000_invalid_builtin): Add error-checking for
24791 RS6000_BTM_P9_VECTOR.
24792 (altivec_init_builtins): Define builtins used to implement vec_xl
24794 (rs6000_builtin_mask_names): Define power9-vector.
24795 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24796 (RS6000_BTM_P9_VECTOR): Define.
24797 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24798 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24799 (vsx_ld_elemrev_v2df): Likewise.
24800 (vsx_ld_elemrev_v4sf): Likewise.
24801 (vsx_ld_elemrev_v4si): Likewise.
24802 (vsx_ld_elemrev_v8hi): Likewise.
24803 (vsx_ld_elemrev_v16qi): Likewise.
24804 (vsx_st_elemrev_v2df): Likewise.
24805 (vsx_st_elemrev_v2di): Likewise.
24806 (vsx_st_elemrev_v4sf): Likewise.
24807 (vsx_st_elemrev_v4si): Likewise.
24808 (vsx_st_elemrev_v8hi): Likewise.
24809 (vsx_st_elemrev_v16qi): Likewise.
24810 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24813 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24815 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24817 (simplify_control_stmt_condition_1): ... here. Recurse into
24818 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24820 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24823 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24824 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24825 define_insn_and_split to define_insn.
24826 (zero_extendqi<mode>2_dot2): Same.
24827 (extendqi<mode>2_dot): Same.
24828 (extendqi<mode>2_dot2): Same.
24830 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24832 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24833 (probe_stack): New expander.
24834 (probe_stack_<mode>): New insn pattern.
24836 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24838 * config/i386/i386.md
24839 (operations with memory inputs setting flags peephole2):
24840 Remove uneeded REG_P checks. Cleanup pattern generation.
24842 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24844 * tree-vect-loop.c (vect_transform_loop): Fix
24845 nb_iterations_upper_bound computation for vectorized loop.
24847 2016-04-29 Marek Polacek <polacek@redhat.com>
24848 Jakub Jelinek <jakub@redhat.com>
24851 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24852 TARGET_EXPR_SLOT as a base.
24854 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24856 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24857 with 'rCm2' constraints to limit possible immediate size.
24858 (*load_zeroextendqisi_update): Likewise.
24859 (*load_signextendqisi_update): Likewise.
24860 (*loadhi_update): Likewise.
24861 (*load_zeroextendhisi_update): Likewise.
24862 (*load_signextendhisi_update): Likewise.
24863 (*loadsi_update): Likewise.
24864 (*loadsf_update): Likewise.
24866 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24868 * config/i386/predicates.md (constm1_operand): Fix comparison.
24870 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24872 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24874 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24876 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24877 remaining SH5 related settings.
24878 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24879 shmedia_prepare_call_address): Delete.
24880 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24881 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24882 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24883 UNSUPPORTED_SH2A): Remove m5 checks.
24884 (sh_divide_strategy_e): Remove SH5 division strategies.
24885 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24886 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24888 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24890 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24892 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24894 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24895 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24896 Change lder to ldr.
24897 * config/s390/vector.md ("mov<mode>"): Likewise.
24899 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24901 * config/s390/constraints.md ("U", "W"): Invoke
24902 s390_mem_constraint with "ZR" and "ZT".
24903 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24904 addresses when using LRA. Accept also short displacements for S
24905 and T constraints. Do not check for long displacement target for
24906 S and T constraints.
24907 (s390_mem_constraint): Remove handling of U and W constraints.
24908 * config/s390/s390.md (various patterns): Remove the short
24909 displacement constraints (Q and R) if a long displacement
24910 constraint is present. Add longdisp as required CPU capability.
24911 * config/s390/vector.md: Likewise.
24912 * config/s390/vx-builtins.md: Likewise.
24914 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24917 * reload1.c (reload): Call finish_spills before
24918 restarting reload loop. Skip select_reload_regs
24919 if update_eliminables_and_spill returns true.
24921 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24923 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24924 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24925 (umulhisi3_imm): Update predicates and constraint letters.
24926 (umulhisi3_reg): Declare instruction as commutative.
24927 * config/arc/constraints.md (J12, J16): New constraints.
24928 * config/arc/predicates.md (short_unsigned_const_operand): New
24930 (arc_short_operand): Likewise.
24931 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24933 2016-04-29 Richard Biener <rguenther@suse.de>
24935 PR tree-optimization/13962
24936 PR tree-optimization/65686
24937 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24938 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24939 using PTA to compare pointers.
24940 * match.pd: Add pattern for pointer equality compare simplification
24941 using ptrs_compare_unequal.
24943 2016-04-29 Richard Biener <rguenther@suse.de>
24945 * stor-layout.c (layout_type): Do not build a pointer-to-element
24948 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24950 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24951 Use SWI mode iterator. Use general_reg_operand predicate.
24952 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24953 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24956 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24958 PR middle-end/70843
24959 * fold-const.c (operand_equal_p): Don't verify hash value equality
24961 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24964 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24967 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24968 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24969 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24970 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24971 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24973 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24975 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24976 to info. Don't initialize separate fields to 0. Clean up
24979 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24981 * config/i386/i386.md (peephole2s for operations with memory inputs):
24982 Use SWI mode iterator.
24983 (peephole2s for operations with memory outputs): Ditto.
24984 Do not check for stack checking probe.
24986 (probe_stack): Remove expander.
24988 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24989 Andrew Burgess <andrew.burgess@embecosm.com>
24991 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24992 operands as 32-bits.
24994 2016-04-28 Jason Merrill <jason@redhat.com>
24996 * gdbinit.in: Skip line-map.h.
24998 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24999 Andrew Burgess <andrew.burgess@embecosm.com>
25001 * config/arc/arc.c (arc_conditional_register_usage): Take
25002 TARGET_RRQ_CLASS into account.
25003 (arc_print_operand): Support printing 'p' and 's' operands.
25004 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25006 (TARGET_RRQ_CLASS): Define.
25007 (IS_POWEROF2_OR_0_P): Define.
25008 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25010 (*tst_movb): New define_insn.
25011 (*tst): Avoid recognition if it could prevent '*tst_movb'
25012 combination; replace c/CnL with c/Chs alternative.
25013 (*tst_bitfield_tst): New define_insn.
25014 (*tst_bitfield_asr): New define_insn.
25015 (*tst_bitfield): New define_insn.
25016 (andsi3_i): Add Rrq variant.
25017 (extzv): New define_expand.
25018 (insv): New define_expand.
25019 (*insv_i): New define_insn.
25020 (*movb): New define_insn.
25021 (*movb_signed): New define_insn.
25022 (*movb_high): New define_insn.
25023 (*movb_high_signed): New define_insn.
25024 (*movb_high_signed + 1): New define_split pattern.
25025 (*mrgb): New define_insn.
25026 (*mrgb + 1): New define_peephole2 pattern.
25027 (*mrgb + 2): New define_peephole2 pattern.
25028 * config/arc/arc.opt (mbitops): New option for nps400, uses
25029 TARGET_NPS_BITOPS_DEFAULT.
25030 * config/arc/constraints.md (q): Make register class conditional.
25031 (Rrq): New register constraint.
25032 (Chs): New constraint.
25033 (Clo): New constraint.
25034 (Chi): New constraint.
25035 (Cbf): New constraint.
25036 (Cbn): New constraint.
25037 (C18): New constraint.
25038 (Cbi): New constraint.
25040 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25042 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25044 (bitmap_intersection_of_preds): Ditto.
25045 (bitmap_union_of_succs): Ditto.
25046 (bitmap_union_of_preds): Ditto.
25047 * sbitmap.c (do_popcount): Delete.
25048 (BITMAP_DEBUGGING): Delete.
25049 (sbitmap_verify_popcount): Delete.
25050 (sbitmap_alloc): Don't initialize the popcount field.
25051 (sbitmap_alloc_with_popcount): Delete.
25052 (sbitmap_resize): Don't resize the popcount array.
25053 (sbitmap_vector_alloc): Don't initialize the popcount field.
25054 (bitmap_copy): Don't copy the popcount array.
25055 (bitmap_clear): Don't clear the popcount array.
25056 (bitmap_clear): Delete the popcount array handling.
25057 (bitmap_ior_and_compl): Delete the popcount assert.
25058 (bitmap_not): Ditto.
25059 (bitmap_and_compl): Ditto.
25060 (bitmap_and): Delete the popcount array handling.
25061 (bitmap_xor): Ditto.
25062 (bitmap_ior): Ditto.
25063 (bitmap_or_and): Delete the popcount assert.
25064 (bitmap_and_or): Ditto.
25065 (popcount_table): Delete.
25066 (sbitmap_elt_popcount): Delete.
25067 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25068 (bitmap_set_bit): Delete the popcount assert.
25069 (bitmap_clear_bit): Ditto.
25070 (sbitmap_free): Don't free the popcount array.
25071 (sbitmap_alloc_with_popcount): Delete declaration.
25072 (sbitmap_popcount): Ditto.
25074 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25075 Andrew Burgess <andrew.burgess@embecosm.com>
25077 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25078 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25079 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25080 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25081 * config/arc/arc.opt (mcmem): New option.
25082 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25083 supply length for r/m alternative.
25084 (*extendqisi2_ac): Likewise.
25085 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25087 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25088 (movhi_insn): Likewise.
25089 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25090 (*zero_extendqihi2_i): Add r/Ucm alternative.
25091 (*zero_extendqisi2_ac): Likewise.
25092 (*zero_extendhisi2_i): Likewise.
25093 * config/arc/constraints.md (Uex): New memory constraint.
25094 (Ucm): New define_constraint.
25095 * config/arc/predicates.md (long_immediate_loadstore_operand):
25096 Return 0 for MEM with cmem_address address.
25097 (cmem_address_0): New predicates.
25098 (cmem_address_1): Likewise.
25099 (cmem_address_2): Likewise.
25100 (cmem_address): Likewise.
25102 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25104 * config/rs6000/rs6000.c (machine_function): Rename
25105 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25106 (rs6000_stack_info): Adjust.
25108 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25109 Andrew Burgess <andrew.burgess@embecosm.com>
25111 * config/arc/constraints.md (Usd): Convert to define_constraint.
25115 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25118 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25119 Add new peephole2 where the first insn is *mov<mode>_or instead of
25120 *mov<mode>_internal.
25122 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25124 * tracer.c (bb_seen): Make static.
25126 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25128 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25129 support, setup defaults.
25130 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25131 * config/arc/arc.c (arc_init): Add NPS400 support.
25132 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25133 (TARGET_ARC700): NPS400 is also an ARC700.
25134 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25136 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25139 * config/nds32/nds32.md (casesi): Don't access the operands array
25142 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25144 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25145 (or $-1,reg peephole2): Ditto.
25146 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25148 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25150 * doc/extend.texi (Common Function Attributes) [optimize]:
25151 Discourage use of the optimize attribute.
25153 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25155 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25156 special case builtin.
25157 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25158 ALTIVEC_BUILTIN_VEC_ADDE.
25159 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25160 support for ALTIVEC_BUILTIN_VEC_ADDE.
25161 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25162 for __builtin_vec_adde.
25164 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25166 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25167 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25169 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25172 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25173 attributes): Document cilkplus_runtime.
25175 2016-04-28 Martin Jambor <mjambor@suse.cz>
25177 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25178 this function. Call verify_expr on MEM_REFs and bases of other
25179 handled_components.
25181 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25183 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25184 for WORD_REGISTER_OPERATIONS to runtime check.
25186 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25188 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25190 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25192 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25193 big-endian compilation.
25194 * config/arc/arc.md (addf3): Likewise.
25195 (subdf3): Likewise.
25196 (muldf3): Likewise.
25198 2016-04-28 Richard Biener <rguenther@suse.de>
25200 PR tree-optimization/70840
25201 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25202 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25203 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25204 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25206 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25208 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25209 and explain why in a comment.
25211 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25213 * config/arc/arc.md (cpu_facility): Add fpx variant.
25214 (subdf3): Prohibit use reverse sub when assist operations option
25216 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25217 instructions only when FPX is enabled.
25218 * testsuite/gcc.target/arc/trsub.c: New test.
25220 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25222 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25223 mult_operator when calculating "type" attribute.
25224 (*fop_<mode>_1_i387): Ditto.
25225 (*fop_xf_1_i387): Ditto.
25226 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25227 Use std::swap to swap operands. Use RTL expressions to generate
25230 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25231 Joern Rennecke <joern.rennecke@embecosm.com>
25233 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25235 (emit_pic_move): Remove.
25236 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25237 * config/arc/arc.c (emit_pic_move): Removed.
25238 (TARGET_HAVE_TLS): Define.
25239 (arc_conditional_register_usage): Test for arc_tp_regno.
25240 (arc_print_operand, arc_print_operand_address): Handle TLS
25242 (arc_needs_pcl_p): New function.
25243 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25244 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25245 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25246 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25247 (arc_legitimize_tls_address): Likewise.
25248 (DTPOFF_ZERO_SYM): Define.
25249 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25250 (arc_output_pic_addr_const): Print TLS unspecs.
25251 (prepare_pic_move): New function, replaces emit_pic_move.
25252 (arc_legitimate_constant_p): Handle TLS unspecs.
25253 (arc_legitimate_address_p): Likewise.
25254 (arc_rewrite_small_data_p): Use assert for TLS constants.
25255 (prepare_move_operands): Use prepare_pic_move.
25256 (arc_legitimize_address): Legitimize tls addresses.
25257 (arc_epilogue_uses): Check for arc_tp_regno.
25258 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25259 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25261 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25263 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25264 %(arc_tls_extra_start_spec).
25265 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25266 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25268 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25269 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25270 (UNSPEC_TLS_OFF): Add.
25272 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25273 (get_thread_pointersi): New patterns.
25274 * config/arc/arc.opt (mtp-regno): New option.
25275 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25276 (move_dest_operand): Likewise.
25277 * configure: Regenerate.
25278 * configure.ac: Add arc*-*-* case to test for tls.
25279 * doc/invoke.texi (ARC options): Document mtp-regno.
25281 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25283 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25284 the new ARC HS SIMD instructions.
25285 (arc_preferred_simd_mode): New function.
25286 (arc_autovectorize_vector_sizes): Likewise.
25287 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25288 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25289 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25290 (arc_init_builtins): Add new SIMD builtin types.
25291 (arc_split_move): Handle 64 bit vector moves.
25292 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25293 (TARGET_PLUS_QMACW): Define.
25294 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25295 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25296 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25297 (VSUBADD4H): New builtins.
25298 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25299 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25301 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25302 Matthias Klose <doko@debian.org>
25304 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25306 2016-04-28 Richard Biener <rguenther@suse.de>
25308 PR middle-end/70777
25309 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25312 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25314 * common/config/sh/sh-common.c: Remove SH5 support.
25315 * config/sh/constraints.md: Likewise.
25316 * config/sh/config/sh/elf.h: Likewise.
25317 * config/sh/linux.h: Likewise.
25318 * config/sh/netbsd-elf.h: Likewise.
25319 * config/sh/predicates.md: Likewise.
25320 * config/sh/sh-c.c: Likewise.
25321 * config/sh/sh-protos.h: Likewise.
25322 * config/sh/sh.c: Likewise.
25323 * config/sh/sh.h: Likewise.
25324 * config/sh/sh.md: Likewise.
25325 * config/sh/sh.opt: Likewise.
25326 * config/sh/sync.md: Likewise.
25327 * config/sh/sh64.h: Delete.
25328 * config/sh/shmedia.h: Likewise.
25329 * config/sh/shmedia.md: Likewise.
25330 * config/sh/sshmedia.h: Likewise.
25331 * config/sh/t-netbsd-sh5-64: Likewise.
25332 * config/sh/t-sh64: Likewise.
25333 * config/sh/ushmedia.h: Likewise.
25335 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25337 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25338 general_reg_operand instead of register_operand predicate.
25340 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25342 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25344 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25346 * match.pd (A - B > A, A + B < A): New transformations.
25348 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25350 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25351 which defaults to true. Emit an outer pair of parentheses only if
25352 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25353 don't emit parentheses for the right-hand operand.
25355 2016-04-27 Jeff Law <law@redhat.com>
25357 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25359 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25361 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25362 (altivec_lvx_<mode>_internal): Document.
25363 (altivec_lvx_<mode>_2op): New define_insn.
25364 (altivec_lvx_<mode>_1op): Likewise.
25365 (altivec_lvx_<mode>_2op_si): Likewise.
25366 (altivec_lvx_<mode>_1op_si): Likewise.
25367 (altivec_stvx_<mode>): Remove.
25368 (altivec_stvx_<mode>_internal): Document.
25369 (altivec_stvx_<mode>_2op): New define_insn.
25370 (altivec_stvx_<mode>_1op): Likewise.
25371 (altivec_stvx_<mode>_2op_si): Likewise.
25372 (altivec_stvx_<mode>_1op_si): Likewise.
25373 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25374 Expand vec_ld and vec_st during parsing.
25375 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25377 (altivec_expand_stvx_be): Likewise.
25378 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25379 address-masking behavior in RTL.
25380 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25381 address-masking behavior in RTL.
25382 (altivec_expand_builtin): Change builtin code arguments for calls
25383 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25384 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25385 presence of lvx/stvx patterns.
25386 (alignment_with_canonical_addr): New function.
25387 (alignment_mask): Likewise.
25388 (find_alignment_op): Likewise.
25389 (recombine_lvx_pattern): Likewise.
25390 (recombine_stvx_pattern): Likewise.
25391 (recombine_lvx_stvx_patterns): Likewise.
25392 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25393 stvx patterns from expand.
25394 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25396 (vector_altivec_store_<mode>): Likewise.
25398 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25400 * config/aarch64/aarch64.md
25401 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25402 remove the "fp" attributes.
25403 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25404 add the "simd" attributes.
25405 (*movdf_aarch64): Likewise.
25406 (*movtf_aarch64): Remove the "fp" attributes.
25407 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25408 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25410 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25412 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25413 rtx to rtx_code_label *.
25414 * rtl.h (maybe_set_first_label_num): Likewise.
25416 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25418 * df-core.c (df_add_problem): Make the problem param be const.
25419 (df_remove_problem): Make local "problem" be const.
25420 * df-problems.c (problem_RD): Make const.
25421 (problem_LR): Likewise.
25422 (problem_LIVE): Likewise.
25423 (problem_MIR): Likewise.
25424 (problem_CHAIN): Likewise.
25425 (problem_WORD_LR): Likewise.
25426 (problem_NOTE): Likewise.
25427 (problem_MD): Likewise.
25428 * df-scan.c (problem_SCAN): Likewise.
25429 * df.h (struct df_problem): Make field "dependent_problem" be
25431 (struct dataflow): Likewise for field "problem".
25432 (df_add_problem): Make param const.
25434 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25436 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25437 inter-unit moves to/from vector registers are enabled. Do not disable
25440 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25442 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25443 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25445 (enum df_problem_id): ...this new enum.
25446 (struct df_problem): Convert field "id" from "int" to
25447 enum df_problem_id.
25449 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25451 * rtl.def: Update comment for "things in the instruction chain" to
25452 reflect the removal of the leading "i" field for INSN_UID in
25453 r210360. Fix bogus apostrophe.
25455 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25457 * config/i386/i386.md
25458 (lea arith with mem operand + setcc peephole2): Set operator mode.
25460 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25463 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25464 (dimode_scalar_to_vector_candidate_p): This.
25465 (timode_scalar_to_vector_candidate_p): New function.
25466 (scalar_to_vector_candidate_p): Likewise.
25467 (timode_check_non_convertible_regs): Likewise.
25468 (timode_remove_non_convertible_regs): Likewise.
25469 (remove_non_convertible_regs): Likewise.
25470 (remove_non_convertible_regs): Renamed to ...
25471 (dimode_remove_non_convertible_regs): This.
25472 (scalar_chain::~scalar_chain): Make it virtual.
25473 (scalar_chain::compute_convert_gain): Make it pure virtual.
25474 (scalar_chain::mark_dual_mode_def): Likewise.
25475 (scalar_chain::convert_insn): Likewise.
25476 (scalar_chain::convert_registers): Likewise.
25477 (scalar_chain::add_to_queue): Make it protected.
25478 (scalar_chain::emit_conversion_insns): Likewise.
25479 (scalar_chain::replace_with_subreg): Likewise.
25480 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25481 (scalar_chain::convert_op): Likewise.
25482 (scalar_chain::convert_reg): Likewise.
25483 (scalar_chain::make_vector_copies): Likewise.
25484 (scalar_chain::convert_registers): New pure virtual function.
25485 (class dimode_scalar_chain): New class.
25486 (class timode_scalar_chain): Likewise.
25487 (scalar_chain::mark_dual_mode_def): Renamed to ...
25488 (dimode_scalar_chain::mark_dual_mode_def): This.
25489 (timode_scalar_chain::mark_dual_mode_def): New function.
25490 (timode_scalar_chain::convert_insn): Likewise.
25491 (dimode_scalar_chain::convert_registers): Likewise.
25492 (scalar_chain::compute_convert_gain): Renamed to ...
25493 (dimode_scalar_chain::compute_convert_gain): This.
25494 (scalar_chain::replace_with_subreg): Renamed to ...
25495 (dimode_scalar_chain::replace_with_subreg): This.
25496 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25497 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25498 (scalar_chain::make_vector_copies): Renamed to ...
25499 (dimode_scalar_chain::make_vector_copies): This.
25500 (scalar_chain::convert_reg): Renamed to ...
25501 (dimode_scalar_chain::convert_reg ): This.
25502 (scalar_chain::convert_op): Renamed to ...
25503 (dimode_scalar_chain::convert_op): This.
25504 (scalar_chain::convert_insn): Renamed to ...
25505 (dimode_scalar_chain::convert_insn): This.
25506 (scalar_chain::convert): Call convert_registers.
25507 (convert_scalars_to_vector): Change to scalar_chain pointer to
25508 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25509 in 32-bit mode. Delete scalar_chain pointer. Call
25510 free_dominance_info in 64-bit mode.
25511 (pass_stv::gate): Remove TARGET_64BIT check.
25512 (ix86_option_override): Put the 64-bit STV pass before the CSE
25515 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25517 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25518 dw_loc_frame_offset field.
25519 * dwarf2out.c (new_loc_descr): Likewise.
25520 (resolve_args_picking_1): Turn the VISITED hash set into a
25521 FRAME_OFFSET hash map. Use it to associate a frame offset to
25522 visited nodes. Remove uses of the CHECKING_P macro.
25523 (resolve_args_picking): Update call to resolve_args_picking_1.
25525 2016-04-27 Martin Liska <mliska@suse.cz>
25527 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25528 (free_loop_data): Release vuses of groups.
25530 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25532 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25533 instead of redundant use_id and boolean have_use_for.
25534 (struct iv_use): Change sub_id into group_id. Remove field next.
25535 Move fields: related_cands, n_map_members, cost_map and selected
25537 (struct iv_group): ... here. New structure.
25538 (struct iv_common_cand): Use structure declaration directly.
25539 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25540 (MAX_CONSIDERED_USES): Rename macro to ...
25541 (MAX_CONSIDERED_GROUPS): ... here.
25542 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25543 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25544 (dump_uses): Rename to ...
25545 (dump_groups): ... here. Update all uses.
25546 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25547 (find_induction_variables): Refactor format of dump information.
25548 (record_sub_use): Delete.
25549 (record_use): Update all uses.
25550 (record_group): New function.
25551 (record_group_use, find_interesting_uses_op): Call above functions.
25553 (find_interesting_uses_cond): Ditto.
25554 (group_compare_offset): New function.
25555 (split_all_small_groups): Rename to ...
25556 (split_small_address_groups_p): ... here. Update all uses.
25557 (split_address_groups): Update all uses.
25558 (find_interesting_uses): Refactor format of dump information.
25559 (add_candidate_1): Update all uses. Remove redundant check on iv,
25561 (add_candidate, record_common_cand): Remove redundant assert.
25562 (add_iv_candidate_for_biv): Update use.
25563 (add_iv_candidate_derived_from_uses): Update all uses.
25564 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25565 (alloc_use_cost_map): Ditto.
25566 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25567 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25568 (determine_use_iv_cost_generic): Ditto.
25569 (determine_group_iv_cost_generic): Ditto.
25570 (determine_use_iv_cost_address): Ditto.
25571 (determine_group_iv_cost_address): Ditto.
25572 (determine_use_iv_cost_condition): Ditto.
25573 (determine_group_iv_cost_cond): Ditto.
25574 (determine_use_iv_cost): Ditto.
25575 (determine_group_iv_cost): Ditto.
25576 (set_autoinc_for_original_candidates): Update all uses.
25577 (find_iv_candidates): Update all uses. Refactor dump information.
25578 (determine_use_iv_costs): Ditto.
25579 (determine_iv_costs): Ditto.
25580 (iv_ca_cand_for_use): Rename to ...
25581 (iv_ca_cand_for_group): ... here. Update all uses.
25582 (iv_ca_add_use, iv_ca_add_group): Ditto.
25583 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25584 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25585 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25586 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25587 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25588 (create_new_iv, adjust_iv_update_pos): Ditto.
25589 (rewrite_use_address): Delete.
25590 (rewrite_use_address_1): Rename to ...
25591 (rewrite_use_address): ... here.
25592 (rewrite_use_compare): Update all uses.
25593 (rewrite_use): Delete.
25594 (rewrite_uses): Rename to ...
25595 (rewrite_groups): ... here. Update all uses.
25596 (remove_unused_ivs, free_loop_data): Update all uses.
25597 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25599 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25601 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25602 for WORD_REGISTER_OPERATIONS to runtime check.
25604 2016-04-27 Richard Biener <rguenther@suse.de>
25607 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25608 aggregate_value_p to determine if a function result is
25609 returned by reference.
25610 (ipa_pta_execute): Functions having their address taken are
25611 not automatically nonlocal.
25613 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25616 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25617 * fold-const.c (operand_equal_p): If flag_checking and
25618 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25619 and if it returns non-zero, assert iterative_hash_expr on both
25622 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25624 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25626 2016-04-27 Nick Clifton <nickc@redhat.com>
25628 PR middle-end/49889
25629 * varasm.c (merge_weak): Generate an error if an attempt is made
25630 to convert a non-weak static function into a weak, public function.
25632 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25634 * params.def (MAX_PARTITION_SIZE): New param.
25635 * doc/invoke.texi: Document lto-max-partition.
25637 2016-04-27 Richard Biener <rguenther@suse.de>
25640 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25641 function cummulating used_from_other_partition, externally_visible
25642 and force_output from aliases.
25643 (refered_from_nonlocal_var): Likewise.
25644 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25645 node flags properly.
25647 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25649 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25650 (-Wmemset-elt-size): New item.
25652 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25655 * stor-layout.h (internal_reference_types): Delete.
25656 * stor-layout.c (reference_types_internal): Likewise.
25657 (internal_reference_types): Likewise.
25658 (layout_type) <REFERENCE_TYPE>: Adjust.
25660 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25663 * tree.h (inchash::add_expr): Add FLAGS argument.
25664 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25665 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25666 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25667 Formatting fix. Adjust recursive calls. For tcc_comparison,
25668 if swap_tree_comparison (code) is smaller than code, hash that
25669 and arguments in the other order. Hash CONVERT_EXPR the same
25670 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25671 of ADDR_EXPR of decl as the decl itself. Add or remove
25672 OEP_ADDRESS_OF from recursive flags as needed. For
25673 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25674 operands commutatively and only the third one normally.
25675 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25677 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25679 * config/rtems.h (LIB_SPEC): Add -latomic.
25681 2016-04-27 Joel Sherrill <joel@rtems.org>
25683 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25684 xilink.ld and flags not relevant to RTEMS.
25686 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25688 * toplev.c (backend_init_target): Avoid calling init_reload when using
25691 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25693 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25694 for loops rather than one for the whole function.
25696 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25698 * match.pd (X + CST CMP X): New transformation.
25700 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25702 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25703 * fold-const.c (fold_binary_loc): Remove 2 transformations
25704 superseded by match.pd.
25705 * match.pd (x+x -> x*2): Generalize to integers.
25707 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25709 * config/i386/i386.md (operation on memory peephole): Duplicate an
25710 existing peephole and adapt it to match lea rather than an operation
25713 PR rtl-optimization/57193
25714 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25716 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25718 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25720 * tree-if-conv.c (any_pred_load_store): New static variable.
25721 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25722 any_pred_load_store instead of and_mask_load_store.
25723 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25724 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25725 (combine_blocks, tree_if_conversion): Ditto.
25727 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25729 PR tree-optimization/70771
25730 PR tree-optimization/70775
25731 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25732 virtual PHI nodes. Delete parameter.
25733 (if_convertible_loop_p_1): Delete argument to above function.
25734 (predicate_all_scalar_phis): Delete code handling single-argument
25736 (tree_if_conversion): Mark and update virtual SSA.
25738 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25741 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25742 (x86_elf_aligned_common): Rename to ...
25743 (x86_elf_aligned_decl_common): ... this.
25744 Add decl arg. Switch to .lbss for largecomm object. Use
25745 LARGECOMM_SECTION_ASM_OP.
25746 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25748 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25749 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25751 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25752 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25754 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25757 * config/i386/i386.c (SECTION_LARGE): Define.
25758 (x86_64_elf_select_section): Set it for large data/bss sections.
25759 Only clear SECTION_WRITE for .lrodata.
25760 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25762 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25763 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25764 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25766 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25767 * doc/tm.texi: Regenerate.
25769 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25772 * configure.ac (--enable-checking): Document extra flag, for
25773 non-release builds default to --enable-checking=yes,extra.
25774 If misc checking and extra checking, define CHECKING_P to 2 instead
25776 * common.opt (fchecking=): Add.
25777 * doc/invoke.texi (-fchecking=): Document.
25778 * doc/install.texi: Document --enable-checking changes.
25779 * configure: Regenerated.
25780 * config.in: Regenerated.
25782 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25784 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25785 attribute instead of which_alternative.
25786 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25787 Use EXT_REX_SSE_REG_P where appropriate.
25789 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25791 * config/i386/predicates.md (const0_operand): Do not match
25792 const_wide_int code.
25793 (const1_operand): Ditto.
25795 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25797 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25798 for SSE constm1 operands and TARGET_AVX512VL.
25799 (*movti_internal): Ditto.
25800 (*mov<mode>_or): Use constm1_operand predicate.
25801 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25802 for SSE vector_all_ones operands and TARGET_AVX512VL.
25803 * config/i386/predicates.md (constm1_operand): New predicate.
25804 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25805 emission of constant -1 load.
25807 2016-04-25 Jason Merrill <jason@redhat.com>
25809 * gdbinit.in: Skip is-a.h.
25811 * attribs.c (register_scoped_attributes): Fix logic.
25812 * attribs.h: Declare register_scoped_attributes.
25814 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25816 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25817 stxvd2x and stxvw4x built-in functions.
25819 2016-04-25 DJ Delorie <dj@redhat.com>
25821 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25822 (ashrhi3): Likewise.
25823 (lshrhi3): Likewise.
25825 2016-04-25 Richard Biener <rguenther@suse.de>
25827 PR tree-optimization/70780
25828 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25829 wasn't visited yet.
25830 (compute_antic): Mark blocks with abnormal preds as visited as
25831 they have a final empty antic-in solution already.
25833 2016-04-25 Michael Collison <michael.collison@linaro.org>
25835 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25837 2016-04-25 Michael Collison <michael.collison@linaro.org>
25839 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25840 mode is VQI to improve mixed mode vectorization.
25841 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25842 define_insn to match low half of signed vaddw.
25843 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25844 define_insn to match high half of signed vaddw.
25845 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25846 define_insn to match low half of unsigned vaddw.
25847 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25848 define_insn to match high half of unsigned vaddw.
25849 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25850 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25851 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25853 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25854 * config/arm/predicates.md (vect_par_constant_high): Support
25855 big endian and simplify by calling
25856 arm_simd_check_vect_par_cnst_half
25857 (vect_par_constant_low): Likewise.
25859 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25861 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25862 predicate for operand 2.
25864 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25865 H.J. Lu <hongjiu.lu@intel.com>
25867 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25868 machine_mode argument.
25869 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25870 constm1_rtx operands. For VOIDmode constants, get mode from
25871 pred_mode. Check mode size if the mode is supported by ABI.
25872 (standard_sse_constant_opcode): Do not use standard_constant_p.
25873 Strictly check ABI support for all-ones operands.
25874 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25875 immediates. Update calls to standard_sse_constant_p.
25876 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25877 (ix86_rtx_costs): Ditto.
25878 * config/i386/i386.md (*movxi_internal_avx512f): Use
25879 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25880 Use (v,BC) alternative instead of (v,C). Use register_operand
25881 checks instead of MEM_P.
25882 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25883 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25884 isa attribute. Use register_operand checks instead of MEM_P.
25885 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25886 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25887 alternative and corresponding sse2 isa attribute.
25888 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25889 to standard_sse_constant_p.
25890 (FP constant splitters): Ditto.
25891 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25893 * config/i386/predicates.md (constm1_operand): Remove.
25894 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25895 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25896 vector_all_ones_operand instead of constm1_operand.
25898 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25900 * print-rtl.c (print_rtx_insn_vec): New function.
25901 * print-rtl.h: New prototype.
25902 * store-motion.c (struct st_expr): Make avail_stores a vector.
25903 (st_expr_entry): Adjust.
25904 (free_st_expr_entry): Likewise.
25905 (print_store_motion_mems): Likewise.
25906 (find_moveable_store): Likewise.
25907 (compute_store_table): Likewise.
25908 (delete_store): Likewise.
25909 (build_store_vectors): Likewise.
25911 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25913 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25915 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25917 * vec.h (vec_safe_contains): New function.
25918 (vec::contains): Likewise.
25919 (vec::begin): Likewise.
25920 (vec::end): Likewise.
25922 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25925 * cfgexpand.c (expand_stack_vars): Fix typo.
25927 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25929 * system.h (list, map, set, vector): Include conditionally.
25930 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25931 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25932 * ipa-icf.c (INCLUDE_LIST): Define.
25933 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25934 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25935 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25936 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25937 * cp/logic.cc (INCLUDE_LIST): Define.
25938 * fortran/trans-common.c (INCLUDE_MAP): Define.
25940 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25942 * auto-profile.c: Remove <string.h> include.
25943 * ipa-icf-gimple.c: Remove <list> include.
25944 * diagnostic.c: Remove <new> include.
25945 * genmatch.c: Likewise.
25946 * pretty-print.c: Likewise.
25947 * toplev.c: Likewise
25948 * c/c-objc-common.c: Likewise.
25949 * cp/error.c: Likewise.
25950 * fortran/error.c: Likewise.
25952 2016-04-22 Richard Biener <rguenther@suse.de>
25954 * lto-streamer-in.c (input_ssa_names): Do not allocate
25955 GIMPLE_NOP for all SSA names.
25956 * lto-streamer-out.c (output_ssa_names): Do not output
25957 SSA names that should have been released.
25959 2016-04-22 Richard Biener <rguenther@suse.de>
25961 PR tree-optimization/70740
25962 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25965 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25968 * config/i386/predicates.md (call_insn_operand): Replace
25969 sibcall_memory_operand with memory_operand.
25971 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25973 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25974 has_single_use() tests.
25975 (register_edge_assert_for_1): Likewise.
25976 (find_assert_locations_1): Check the liveness bitmap instead of
25977 checking has_single_use().
25979 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25982 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25983 Extract AVX-512BW constraint from AVX.
25985 2016-04-21 Richard Biener <rguenther@suse.de>
25987 PR tree-optimization/70725
25988 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25989 for phi_convertible_by_degenerating_args.
25990 (predicate_all_scalar_phis): Handle single-argument PHIs.
25992 2016-04-21 Richard Biener <rguenther@suse.de>
25994 PR middle-end/70747
25995 * fold-const.c (fold_comparison): Return properly typed
25998 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26000 PR tree-optimization/70715
26001 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26002 after expanding BASE using expand_simple_operations.
26004 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26006 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26007 New transformations.
26009 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26011 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26013 2016-04-20 Jan Hubicka <jh@suse.cz>
26015 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26016 ultiimate_alias_target.
26017 (update_callee_keys): Likewise.
26018 (lookup_recursive_calls): Likewise.
26019 (speculation_useful_p): Likewise.
26021 2016-04-20 Jan Hubicka <jh@suse.cz>
26024 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26025 (set_nothrow_flag_1): ... this; handle interposition correctly;
26026 recurse on aliases and thunks.
26027 (cgraph_node::set_nothrow_flag): New.
26028 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26029 functions compiled with non-call exceptions that binds to current
26031 (propagate_nothrow): Be safe WRT interposition.
26032 * cgraph.h (set_nothrow_flag): Update prototype.
26034 2016-04-18 Jan Hubicka <jh@suse.cz>
26036 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26037 max_loop_iterations_int.
26038 (tree_unswitch_outer_loop): Likewise.
26040 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26042 PR tree-optimization/69489
26043 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26044 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26045 Revise dump message.
26046 (if_convertible_bb_p): Remove check on edge count of basic block's
26049 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26051 PR tree-optimization/56625
26052 PR tree-optimization/69489
26053 * tree-data-ref.h (DR_INNERMOST): New macro.
26054 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26055 hashing struct innermost_loop_behavior.
26056 (ref_DR_map): Remove.
26057 (innermost_DR_map): New map.
26058 (baseref_DR_map): Revise comment.
26059 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26060 to innermost_DR_map accroding to its innermost loop behavior.
26061 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26062 to its innermost loop behavior.
26063 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26064 Add initialization for innermost_DR_map. Record memory reference
26065 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26066 have innermost loop behavior.
26067 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26070 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26072 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26073 *lea_general_1. Use explicit SWI12 mode interator.
26074 (*lea<mode>_general_2): Rename from *lea_general_2.
26075 Use explicit SWI12 mode interator.
26076 (*lea<mode>_general_3): Rename from *lea_general_3.
26077 Use explicit SWI12 mode interator.
26078 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26079 Use explicit SWI12 mode interator.
26080 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26081 Use explicit SWI48 mode interator.
26083 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26085 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26086 Short-cut unaligned load and store cases. Handle all integer
26088 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26089 and store cases. Call ix86_avx256_split_vector_move_misalign
26090 directly without checking mode class.
26092 2016-04-20 Andrew Pinski <apinski@cavium.com>
26093 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26096 * config/aarch64/aarch64.md (sibcall): Force call
26097 address to be DImode for ILP32.
26098 (sibcall_value): Likewise.
26100 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26102 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26104 2016-04-20 Richard Biener <rguenther@suse.de>
26106 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26107 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26108 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26109 (maybe_push_res_to_seq): Adjust.
26110 * gimple-fold.c (maybe_build_generic_op): Likewise.
26112 2016-04-20 Marek Polacek <polacek@redhat.com>
26114 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26117 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26119 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26120 use kmovw to support AVX512F target.
26122 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26124 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26126 2016-04-20 Marek Polacek <polacek@redhat.com>
26128 PR tree-optimization/70725
26129 * tree-if-conv.c (is_false_predicate): New function.
26130 (predicate_mem_writes): Use it.
26132 2016-04-20 Richard Biener <rguenther@suse.de>
26134 PR tree-optimization/70726
26135 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26136 shift amounts from a pattern stmt operand.
26138 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26141 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26142 stack_restore_from_fpr pattern when restoring r15.
26143 (s390_optimize_prologue): Strip away the memory barrier in the
26144 parallel when trying to get rid of restore insns.
26145 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26146 definition for loading the stack pointer from an FPR. Compared to
26147 the normal move insn this pattern includes a full memory barrier.
26149 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26151 PR middle-end/70680
26152 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26153 implicitly linear or lastprivate iterator on the outer context.
26155 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26157 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26159 * config/i386/i386.md (ssememalign): Removed.
26160 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26162 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26165 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26166 const short * to __builtin_ia32_loaddquhi512_mask.
26167 (_mm512_maskz_loadu_epi16): Likewise.
26168 (_mm512_mask_storeu_epi16): Pass short * to
26169 __builtin_ia32_storedquhi512_mask.
26170 (_mm512_mask_loadu_epi8): Pass const char * to
26171 __builtin_ia32_loaddquqi512_mask.
26172 (_mm512_maskz_loadu_epi8): Likewise.
26173 (_mm512_mask_storeu_epi8): Pass char * to
26174 __builtin_ia32_storedquqi512_mask.
26175 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26176 const double * to __builtin_ia32_loadupd512_mask.
26177 (_mm512_mask_loadu_pd): Likewise.
26178 (_mm512_maskz_loadu_pd): Likewise.
26179 (_mm512_storeu_pd): Pass double * to
26180 __builtin_ia32_storeupd512_mask.
26181 (_mm512_mask_storeu_pd): Likewise.
26182 (_mm512_loadu_ps): Pass const float * to
26183 __builtin_ia32_loadups512_mask.
26184 (_mm512_mask_loadu_ps): Likewise.
26185 (_mm512_maskz_loadu_ps): Likewise.
26186 (_mm512_storeu_ps): Pass float * to
26187 __builtin_ia32_storeups512_mask.
26188 (_mm512_mask_storeu_ps): Likewise.
26189 (_mm512_mask_loadu_epi64): Pass const long long * to
26190 __builtin_ia32_loaddqudi512_mask.
26191 (_mm512_maskz_loadu_epi64): Likewise.
26192 (_mm512_mask_storeu_epi64): Pass long long *
26193 to __builtin_ia32_storedqudi512_mask.
26194 (_mm512_loadu_si512): Pass const int * to
26195 __builtin_ia32_loaddqusi512_mask.
26196 (_mm512_mask_loadu_epi32): Likewise.
26197 (_mm512_maskz_loadu_epi32): Likewise.
26198 (_mm512_storeu_si512): Pass int * to
26199 __builtin_ia32_storedqusi512_mask.
26200 (_mm512_mask_storeu_epi32): Likewise.
26201 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26202 char * to __builtin_ia32_storedquqi256_mask.
26203 (_mm_mask_storeu_epi8): Likewise.
26204 (_mm256_mask_loadu_epi16): Pass const short * to
26205 __builtin_ia32_loaddquhi256_mask.
26206 (_mm256_maskz_loadu_epi16): Likewise.
26207 (_mm_mask_loadu_epi16): Pass const short * to
26208 __builtin_ia32_loaddquhi128_mask.
26209 (_mm_maskz_loadu_epi16): Likewise.
26210 (_mm256_mask_loadu_epi8): Pass const char * to
26211 __builtin_ia32_loaddquqi256_mask.
26212 (_mm256_maskz_loadu_epi8): Likewise.
26213 (_mm_mask_loadu_epi8): Pass const char * to
26214 __builtin_ia32_loaddquqi128_mask.
26215 (_mm_maskz_loadu_epi8): Likewise.
26216 (_mm256_mask_storeu_epi16): Pass short * to.
26217 __builtin_ia32_storedquhi256_mask.
26218 (_mm_mask_storeu_epi16): Pass short * to.
26219 __builtin_ia32_storedquhi128_mask.
26220 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26221 const double * to __builtin_ia32_loadupd256_mask.
26222 (_mm256_maskz_loadu_pd): Likewise.
26223 (_mm_mask_loadu_pd): Pass onst double * to
26224 __builtin_ia32_loadupd128_mask.
26225 (_mm_maskz_loadu_pd): Likewise.
26226 (_mm256_mask_storeu_pd): Pass double * to
26227 __builtin_ia32_storeupd256_mask.
26228 (_mm_mask_storeu_pd): Pass double * to
26229 __builtin_ia32_storeupd128_mask.
26230 (_mm256_mask_loadu_ps): Pass const float * to
26231 __builtin_ia32_loadups256_mask.
26232 (_mm256_maskz_loadu_ps): Likewise.
26233 (_mm_mask_loadu_ps): Pass const float * to
26234 __builtin_ia32_loadups128_mask.
26235 (_mm_maskz_loadu_ps): Likewise.
26236 (_mm256_mask_storeu_ps): Pass float * to
26237 __builtin_ia32_storeups256_mask.
26238 (_mm_mask_storeu_ps): ass float * to
26239 __builtin_ia32_storeups128_mask.
26240 (_mm256_mask_loadu_epi64): Pass const long long * to
26241 __builtin_ia32_loaddqudi256_mask.
26242 (_mm256_maskz_loadu_epi64): Likewise.
26243 (_mm_mask_loadu_epi64): Pass const long long * to
26244 __builtin_ia32_loaddqudi128_mask.
26245 (_mm_maskz_loadu_epi64): Likewise.
26246 (_mm256_mask_storeu_epi64): Pass long long * to
26247 __builtin_ia32_storedqudi256_mask.
26248 (_mm_mask_storeu_epi64): Pass long long * to
26249 __builtin_ia32_storedqudi128_mask.
26250 (_mm256_mask_loadu_epi32): Pass const int * to
26251 __builtin_ia32_loaddqusi256_mask.
26252 (_mm256_maskz_loadu_epi32): Likewise.
26253 (_mm_mask_loadu_epi32): Pass const int * to
26254 __builtin_ia32_loaddqusi128_mask.
26255 (_mm_maskz_loadu_epi32): Likewise.
26256 (_mm256_mask_storeu_epi32): Pass int * to
26257 __builtin_ia32_storedqusi256_mask.
26258 (_mm_mask_storeu_epi32): Pass int * to
26259 __builtin_ia32_storedqusi128_mask.
26260 * config/i386/i386-builtin-types.def (PCSHORT): New.
26261 (PINT64): Likewise.
26262 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26263 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26264 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26265 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26266 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26267 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26268 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26269 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26270 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26271 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26272 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26273 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26274 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26275 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26276 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26277 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26278 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26279 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26280 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26281 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26282 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26283 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26284 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26285 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26286 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26287 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26288 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26289 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26290 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26291 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26292 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26293 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26294 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26295 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26296 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26297 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26298 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26299 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26300 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26301 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26302 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26303 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26304 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26305 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26306 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26307 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26308 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26309 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26310 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26312 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26313 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26315 (ix86_expand_vector_move_misalign): Likewise.
26316 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26317 to scalar function prototype for unaligned load/store builtins.
26318 (ix86_expand_special_args_builtin): Updated.
26319 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26320 (UNSPEC_STOREU): Likewise.
26321 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26322 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26323 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26324 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26325 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26326 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26327 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26328 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26329 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26330 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26331 (<avx512>_storedqu<mode>_mask): Likewise.
26332 (*sse4_2_pcmpestr_unaligned): Likewise.
26333 (*sse4_2_pcmpistr_unaligned): Likewise.
26334 (*mov<mode>_internal): Renamed to ...
26335 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26336 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26337 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26338 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26340 2016-04-19 Richard Biener <rguenther@suse.de>
26342 PR tree-optimization/70171
26343 * tree-ssa-phiprop.c: Include stor-layout.h.
26344 (phiprop_insert_phi): Handle the aggregate copy case.
26345 (propagate_with_phi): Likewise.
26347 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26349 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26350 instead of simplify_gen_subreg (... , 0).
26351 (ix86_delegitimize_address): Ditto.
26352 (ix86_split_divmod): Ditto.
26353 (ix86_split_copysign_const): Ditto.
26354 (ix86_split_copysign_var): Ditto.
26355 (ix86_expand_args_builtin): Ditto.
26356 (ix86_expand_round_builtin): Ditto.
26357 (ix86_expand_special_args_builtin): Ditto.
26358 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26359 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26360 (udivmodqi4): Ditto.
26361 (absneg splitters): Ditto.
26362 (*jcc_bt<mode>_1): Ditto.
26364 2016-04-19 Richard Biener <rguenther@suse.de>
26366 PR tree-optimization/70724
26367 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26368 restoring out from ...
26369 (free_scc_vn): ... here.
26370 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26371 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26373 (pass_fre::execute): Restore SSA info.
26375 2016-04-19 Richard Biener <rguenther@suse.de>
26377 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26378 * gimple-walk.c (walk_gimple_op): Initialize it.
26379 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26380 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26381 remapping SSA names of defs.
26382 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26385 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26387 PR middle-end/70689
26388 * lra-constraints.c (equiv_substition_p): New.
26389 (process_alt_operands): Use it.
26390 (swap_operands): Swap it.
26391 (curr_insn_transform): Update it.
26393 2016-04-18 Michael Matz <matz@suse.de>
26395 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26396 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26397 * tree-core.h (tree_type_common.align): Use bit-field.
26398 (tree_type_common.spare): New.
26399 (tree_decl_common.off_align): Make smaller.
26400 (tree_decl_common.align): Use bit-field.
26402 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26403 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26404 (scan_sharing_clauses): Ditto.
26405 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26406 (omp_finish_file): Ditto.
26407 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26408 (layout_decl): Ditto.
26409 (relayout_decl): Ditto.
26410 (finalize_record_size): Use SET_TYPE_ALIGN.
26411 (finalize_type_size): Ditto.
26412 (finish_builtin_struct): Ditto.
26413 (layout_type): Ditto.
26414 (initialize_sizetypes): Ditto.
26415 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26416 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26417 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26418 (get_chain_field): Ditto.
26419 (get_trampoline_type): Ditto.
26420 (get_nl_goto_field): Ditto.
26421 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26423 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26424 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26425 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26426 (build_qualified_type): Use SET_TYPE_ALIGN.
26427 (build_aligned_type, build_range_type_1): Ditto.
26428 (build_atomic_base): Ditto.
26429 (build_common_tree_nodes): Ditto.
26430 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26431 (expand_one_stack_var_at): Ditto.
26432 * coverage.c (build_var): Use SET_DECL_ALIGN.
26433 * except.c (init_eh): Ditto.
26434 * function.c (assign_parm_setup_block): Ditto.
26435 * symtab.c (increase_alignment_1): Ditto.
26436 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26437 * tree-vect-stmts.c (ensure_base_align): Ditto.
26438 * varasm.c (align_variable): Ditto.
26439 (assemble_variable): Ditto.
26440 (build_constant_desc): Ditto.
26441 (output_constant_def_contents): Ditto.
26443 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26444 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26445 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26446 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26447 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26449 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26452 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26453 replace %vmovsd with "%vmovq".
26454 (vec_concatv2df): Likewise.
26456 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26458 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26459 (*vec_extractv2si_0): Ditto.
26460 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26461 (zero_extended_scalar_load_operand splitters): Ditto.
26462 (vec_extract splitters): Ditto.
26463 (*vec_extractv4si_0_zext): Ditto.
26464 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26465 and lowpart_subreg.
26466 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26467 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26468 (*sse4_1_extractps): Use lowpart_subreg.
26469 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26471 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26473 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26475 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26476 Mention Solaris 11 packaging changes.
26477 Update gas and gld requirements.
26478 Remove reference to pre-Solaris 10 bug.
26479 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26481 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26484 2016-04-17 Jan Hubicka <jh@suse.cz>
26486 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26487 max_loop_iterations_int.
26489 2016-04-18 Richard Biener <rguenther@suse.de>
26491 PR tree-optimization/43434
26492 * tree-ssa-structalias.c (struct vls_data): New.
26493 (visit_loadstore): Handle all pointer-based accesses.
26494 (compute_dependence_clique): Compute a bitmap of restrict tags
26495 assigned bases and pass it to visit_loadstore.
26497 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26500 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26501 armv8.1-a and armv8.1-a+crc.
26503 2016-04-18 Richard Biener <rguenther@suse.de>
26505 PR tree-optimization/70701
26506 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26507 references after translating through a memcpy.
26509 2016-04-18 Richard Biener <rguenther@suse.de>
26511 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26512 (compute_antic): ... here. For partial antic use regular
26513 postorder and scrap iteration.
26514 (compute_partial_antic_aux): Remove unused return value.
26515 (init_pre): Do not allocate postorder.
26516 (fini_pre): Do not free postorder.
26518 2016-04-18 Richard Biener <rguenther@suse.de>
26520 PR middle-end/37870
26521 * expmed.c (extract_bit_field_1): Remove broken case
26522 using a wider MODE_INT mode.
26524 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26526 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26527 unless compiling with at least GCC-4.8.
26529 2016-04-17 Jan Hubicka <jh@suse.cz>
26532 * graphite.c (graphite_finalize): Update call to
26533 tree_estimate_probability.
26534 * predict.h (tree_estimate_probability): Update prototype.
26536 2016-04-17 Jan Hubicka <jh@suse.cz>
26538 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26539 (tree_estimate_probability): Likewise.
26540 (pass_profile::execute): Update.
26541 (report_predictor_hitrates): New function.
26542 * profile.c (compute_branch_probabilities): Use it.
26543 * predict.h (report_predictor_hitrates): Declare.
26545 2016-04-17 Jan Hubicka <jh@suse.cz>
26548 * cgraph.h (cgraph_node::set_const_flag,
26549 cgraph_node::set_pure_flag): Update prototype to return bool;
26551 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26552 of interposable symbol are interposable, too.
26553 (cgraph_set_const_flag_1): Rename to ...
26554 (set_const_flag_1): ... this one; change to self recursive function
26555 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26556 clearnig the flag in all variants and also virtual thunks of const
26557 functions are pure; track if any change was done.
26558 (cgraph_node::set_const_flag): Update.
26559 (struct set_pure_flag_info): New struct.
26560 (cgraph_set_pure_flag_1): Rename to ...
26561 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26562 rather than pointer encoded flags; track if any changes was done;
26563 handle correctly clearning flag and setting flag of aliases already
26565 (cgraph_node::set_pure_flag): Update.
26566 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26568 2016-04-17 Tom de Vries <tom@codesourcery.com>
26571 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26572 backslash in label.
26574 2016-04-17 Tom de Vries <tom@codesourcery.com>
26576 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26577 '{}<> ' as escape-for-record.
26579 2016-04-17 Tom de Vries <tom@codesourcery.com>
26581 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26584 2016-04-17 Tom de Vries <tom@codesourcery.com>
26587 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26588 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26589 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26590 * passes.c (finish_optimization_passes): Only call
26591 finish_graph_dump_file if dfi->graph_dump_initialized.
26592 (execute_function_dump, pass_init_dump_file): Use
26593 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26595 2016-04-17 Tom de Vries <tom@codesourcery.com>
26597 PR tree-optimization/70256
26598 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26599 (debug_varmap): New function.
26601 2016-04-17 Tom de Vries <tom@codesourcery.com>
26604 * passes.c (pass_manager::register_pass): Propagate pflags.
26606 2016-04-17 Tom de Vries <tom@codesourcery.com>
26609 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26610 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26611 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26612 check if it's equal to p_start.
26613 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26615 2016-04-15 Jan Hubicka <jh@suse.cz>
26618 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26619 function does not bind to current def.
26620 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26621 handle conservatively calls to functions that does not need to bind
26623 (check_call): Update call of worse_state.
26624 (ignore_edge_for_nothrow): Update.
26625 (ignore_edge_for_pure_const): Likewise.
26626 (propagate_pure_const): Update calls to worse_state.
26627 (skip_function_for_local_pure_const): Reformat comments.
26629 2016-04-15 Jan Hubicka <jh@suse.cz>
26632 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26633 (cgraph_node::function_symbol): Likewise.
26634 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26635 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26636 (symtab_node::ultimate_alias_target): Add REF parameter.
26637 (symtab_node::binds_to_current_def_p): Declare.
26638 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26639 (cgraph_node::function_symbol): Likewise.
26640 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26641 (cgraph_node::get_availability): Likewise.
26642 (cgraph_edge::binds_to_current_def_p): New inline function.
26643 (varpool_node::get_availability): Add REF parameter.
26644 (varpool_node::ultimate_alias_target): Likewise.
26645 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26646 (symtab_node::binds_to_current_def_p): Likewise.
26647 * varpool.c (varpool_node::get_availability): Likewise.
26649 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26652 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26653 Fix mode size check.
26655 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26657 * BASE-VER: Set to 7.0.0.
26659 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26661 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26663 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26665 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26666 architecture revisions.
26668 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26670 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26671 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26672 * config/i386/i386.md (stack decrement to push peepholes): Guard
26673 with !x86_using_red_zone ().
26675 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26678 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26679 to dump_generic_node.
26680 (NIY): Pass also flags to do_niy.
26682 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26684 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26685 (simd_clone_vector_of_formal_parm_types)
26686 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26687 (simd_clone_mangle, simd_clone_create)
26688 (simd_clone_adjust_return_type, create_tmp_simd_array)
26689 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26690 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26691 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26692 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26693 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26694 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26695 * omp-simd-clone.c: ... this new file.
26696 (simd_clone_vector_of_formal_parm_types): Make it static.
26697 * Makefile.in (OBJS): Add omp-simd-clone.o.
26699 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26702 * config/i386/sse.md: Use proper memory operand modifiers.
26705 2016-04-15 Richard Biener <rguenther@suse.de>
26706 Alan Modra <amodra@gmail.com>
26708 PR tree-optimization/70130
26709 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26710 when alignment stays not the same and no not use the realign
26713 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26716 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26717 direct move handlers for KFmode. Change TFmode handlers test from
26718 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26720 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26723 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26724 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26725 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26726 * tree-ssa-live.c (remove_unused_scope_block_p): When
26727 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26728 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26729 block_ultimate_origin is FUNCTION_DECL.
26730 (remove_unused_locals): If current_function_decl is
26731 polymorphic_ctor_dtor_p, pass initial true to
26732 remove_unused_scope_block_p' is_ctor_dtor_block.
26734 2016-04-14 Martin Sebor <msebor@redhat.com>
26739 * doc/extend.texi (Variable Length): Revert.
26741 2016-04-14 Marek Polacek <polacek@redhat.com>
26742 Jan Hubicka <hubicka@ucw.cz>
26745 * tree.c (verify_type): Disable the canonical type of main variant
26748 2016-04-14 Jason Merrill <jason@redhat.com>
26750 * cfgexpand.c, expr.c: Revert previous change.
26752 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26754 PR middle-end/70643
26755 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26756 when building a mem ref for the incoming reduction variable.
26758 2016-04-14 Richard Biener <rguenther@suse.de>
26760 PR tree-optimization/70614
26761 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26762 loop if the evolution dropped to chrec_dont_know.
26763 (interpret_condition_phi): Likewise.
26765 2016-04-14 Richard Biener <rguenther@suse.de>
26767 PR tree-optimization/70623
26768 * tree-ssa-pre.c (changed_blocks): Make global ...
26769 (compute_antic): ... local here. Move and fix worklist
26770 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26771 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26772 worklist handling, dump when ANTIC_IN changed.
26773 (compute_partial_antic_aux): Remove worklist handling.
26774 (init_pre): Do not compute post dominators. Add a comment about
26775 the CFG order chosen.
26776 (fini_pre): Do not free post dominators.
26778 2016-04-13 Martin Sebor <msebor@redhat.com>
26783 * doc/extend.texi (Variable Length): Document C++ specifics.
26785 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26788 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26789 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26790 eh edges have been purged.
26793 * tree-sra.c (create_access_replacement,
26794 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26796 * tree-pretty-print.c (dump_fancy_name): New function.
26797 (dump_decl_name, dump_generic_node): Use it.
26799 2016-04-13 Jason Merrill <jason@redhat.com>
26801 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26802 * expr.c (expand_expr_real_1): Likewise.
26804 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26806 * config/i386/i386.md (kunpckhi): Swap operands.
26807 (kunpcksi): Likewise.
26808 (kunpckdi): Likewise.
26809 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26810 (vec_pack_trunc_<mode>): Likewise.
26812 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26815 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26817 PR middle-end/70633
26818 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26819 gimplification turns some element into non-constant.
26822 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26823 * explow.c (convert_memory_address_addr_space_1): No longer static,
26824 add NO_EMIT argument and don't call convert_modes if true, pass
26825 it down recursively, remove break after return.
26826 (convert_memory_address_addr_space): Adjust caller.
26827 * simplify-rtx.c (simplify_unary_operation_1): Call
26828 convert_memory_address_addr_space_1 instead of convert_memory_address,
26829 if it returns NULL, don't simplify.
26831 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26834 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26836 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26838 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26839 Bump the upper SIMDLEN limits, so that if the return type or
26840 characteristic type if the return type is void can be passed in
26841 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26844 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26847 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26848 Do not use "=" constraint on an input constraint.
26849 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26850 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26851 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26852 generates (neg (abs ...)) instead of (abs ...).
26854 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26856 PR rtl-optimization/70596
26857 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26858 just invalidate LRA data and reset them. Adjust dump wording.
26860 2016-04-12 Martin Liska <mliska@suse.cz>
26863 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26865 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26867 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26868 max_loop_iterations_int.
26869 (tree_unswitch_outer_loop): Likewise.
26870 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26871 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26873 2016-04-12 Tom de Vries <tom@codesourcery.com>
26875 PR tree-optimization/68756
26876 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26877 instead of new_name.
26879 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26881 PR tree-optimization/70602
26882 * tree-sra.c (generate_subtree_copies): Don't write anything into
26883 constant pool decls.
26885 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26886 regardless whether there are depend clauses or not.
26888 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26891 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26892 target attribute and pragma from changing the -mfloat128
26893 and -mfloat128-hardware options.
26895 * doc/extend.texi (Additional Floating Types): Document PowerPC
26896 __float128 restrictions.
26898 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26901 * config/aarch64/driver-aarch64.c
26902 (aarch64_get_extension_string_for_isa_flags): New.
26903 (arch_extension): Rename to...
26904 (aarch64_arch_extension): ...This.
26905 (ext_to_feat_string): Rename to...
26906 (aarch64_extensions): ...This.
26907 (aarch64_core_data): Keep track of architecture extension flags.
26908 (cpu_data): Rename to...
26909 (aarch64_cpu_data): ...This.
26910 (aarch64_arch_driver_info): Keep track of architecture extension
26912 (get_arch_name_from_id): Rename to...
26913 (get_arch_from_id): ...This, change return type.
26914 (host_detect_local_cpu): Update and reformat for renames, handle
26915 extensions through common infrastructure.
26917 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26920 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26921 track of a canonical flag name.
26922 (all_extensions): Likewise.
26923 (arch_to_arch_name): Also track extension flags enabled by the arch.
26924 (all_architectures): Likewise.
26925 (aarch64_parse_extension): Move to here.
26926 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26928 (aarch64_rewrite_selected_cpu): Update for above change.
26929 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26930 are handled, such that the single explicit value enabled by an
26931 extension is kept seperate from the implicit values it also enables.
26932 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26934 (aarch64_parse_extension): New.
26935 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26936 here to config/aarch64/aarch64-protos.h.
26937 (aarch64_parse_extension): Move from here to
26938 common/config/aarch64/aarch64-common.c.
26939 (aarch64_option_print): Update.
26940 (aarch64_declare_function_name): Likewise.
26941 (aarch64_start_file): Likewise.
26942 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26943 the canonical flag for extensions.
26944 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26947 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26949 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26952 2016-04-09 Tom de Vries <tom@codesourcery.com>
26954 PR tree-optimization/68953
26955 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26956 first to last subscript.
26958 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26960 PR tree-optimization/70586
26961 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26964 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26968 PR tree-optimization/70373
26969 PR middle-end/70533
26970 PR middle-end/70534
26971 PR middle-end/70535
26972 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26973 clauses for acc parallel reductions as necessary. Error on those
26975 * omp-low.c (scan_sharing_clauses): Don't install variables which
26976 are used in acc parallel reductions.
26977 (lower_rec_input_clauses): Remove dead code.
26978 (lower_oacc_reductions): Add support for reference reductions.
26979 (lower_reduction_clauses): Remove dead code.
26980 (lower_omp_target): Don't remap variables appearing in acc parallel
26982 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26984 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26986 PR middle-end/70593
26987 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26988 with multiple SSA_NAME defs, force the outputs other than first
26989 to be live before calling live_track_process_def on each output.
26991 PR rtl-optimization/70574
26992 * fwprop.c (forward_propagate_and_simplify): Don't add
26993 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26994 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26995 paradoxical subregs within *loc.
26997 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26999 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27000 -ftree-parallelize-loops={0,1}.
27001 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27002 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27003 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27004 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27005 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27007 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27010 * asan.c (instrument_derefs): If we get unknown location, extract it
27011 with EXPR_LOCATION.
27012 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27014 2016-04-08 Tom de Vries <tom@codesourcery.com>
27016 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27017 implicit firstprivate clause.
27019 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27022 * config/arm/thumb2.md (tst + branch-> lsls + branch
27023 peephole below *orsi_not_shiftsi_si): Require that condition
27024 register is dead after the peephole.
27025 (second peephole after the above): Likewise.
27027 2016-04-08 Alan Modra <amodra@gmail.com>
27030 * builtins.c (fold_builtin_classify): For IBM extended precision,
27031 look at just the high-order double to test for NaN.
27032 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27033 test just the high double for Inf but both doubles for subnormal
27036 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27038 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27039 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27040 node->simdclone->mask_mode != VOIDmode masks.
27041 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27042 earlier, use it instead of node->simdclone.
27043 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27044 Set clonei->mask_mode.
27046 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27049 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27050 Pass it through to cp_parser_already_scoped_statement.
27051 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27052 it through to cp_parser_statement.
27053 (cp_parser_statement): Pass IF_P through to
27054 cp_parser_iteration_statement.
27055 (cp_parser_pragma): Adjust call to
27056 cp_parser_iteration_statement.
27058 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27061 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27062 resolve a future -Wparentheses warning.
27063 * omp-low.c (scan_sharing_clauses): Likewise.
27064 * tree-parloops.c (eliminate_local_variables): Likewise.
27066 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27068 PR rtl-optimization/70398
27069 * lra-constraints.c (process_address_1): Check zero scale and code
27070 for reloading with zero scale.
27072 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27074 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27075 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27077 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27079 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27080 Add support for AVX512F clones, include them by default for
27081 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27082 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27085 PR middle-end/70550
27086 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27087 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27088 firstprivate clauses.
27089 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27090 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27091 (lower_omp_target): Set TREE_NO_WARNING for
27092 non-addressable possibly uninitialized vars which are copied into
27093 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27095 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27097 * config/pa/predicates.md (integer_store_memory_operand): Accept
27098 REG+D operands with a large offset when reload_in_progress is true.
27099 (floating_point_store_memory_operand): Likewise.
27101 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27104 * match.pd (nested int casts): Limit to GIMPLE.
27106 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27109 * ipa-devirt.c (maybe_record_node): Fix comment; use
27110 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27112 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27114 PR rtl-optimization/70542
27115 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27116 if there are any uses other than insn or debug insns.
27118 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27119 Jakub Jelinek <jakub@redhat.com>
27121 PR tree-optimization/70509
27122 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27123 Shift HOST_WIDE_INT_1U instead of 1.
27125 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27127 PR tree-optimization/70509
27128 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27129 of the vector base type for index.
27131 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27134 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27136 2016-04-05 Richard Biener <rguenther@suse.de>
27138 PR tree-optimization/70526
27139 * tree-sra.c (build_ref_for_offset): Use prev_base to
27140 extract the alias pointer type.
27142 2016-04-05 Richard Biener <rguenther@suse.de>
27144 * dse.c (struct store_info): Remove alias_set member.
27145 (struct read_info_type): Likewise.
27146 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27147 spill_deleted, clear_alias_set_lookup): Remove.
27148 (get_group_info): Remove dead base == NULL_RTX case.
27149 (dse_step0): Remove initialization of removed variables.
27150 (delete_dead_store_insn): Reomve alias set dumping.
27151 (free_read_records): Remove alias_set handling.
27152 (canon_address): Remove alias_set_out parameter.
27153 (record_store): Remove spill_alias_set, it's always zero.
27154 (check_mem_read_rtx): Likewise.
27155 (dse_step2): Rename from ...
27156 (dse_step2_nospill): ... this. Adjust.
27157 (scan_stores): Rename from ...
27158 (scan_stores_nospill): ... this.
27159 (scan_reads): Rename from ...
27160 (scan_reads_nospill): ... this.
27161 (scan_stores_spill, scan_reads_spill): Remove.
27162 (dse_step3_scan): Remove for_spills argument which is always false.
27163 (dse_step3): Likewise.
27164 (dse_step5): Rename from ...
27165 (dse_step5_nospill): ... this. Remove alias_set handling.
27166 (rest_of_handle_dse): Adjust.
27168 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27171 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27172 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27173 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27174 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27176 2016-04-05 Richard Biener <rguenther@suse.de>
27178 PR middle-end/70499
27179 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27180 non-register type temporaries into SSA.
27182 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27185 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27186 calls when sanitizing.
27187 (possible_polymorphic_call_target_p): Fix formatting.
27189 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27190 Jakub Jelinek <jakub@redhat.com>
27192 PR middle-end/70457
27193 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27194 to ensure a call statement is compatible with a built-in's
27196 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27199 2016-04-04 Richard Biener <rguenther@suse.de>
27201 PR rtl-optimization/70484
27202 * rtl.h (canon_output_dependence): Declare.
27203 * alias.c (canon_output_dependence): New function.
27204 * dse.c (record_store): Use canon_output_dependence rather
27205 than canon_true_dependence.
27207 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27210 * cgraph.h (symtab_node::copy_visibility_from): New function.
27211 * symtab.c (symtab_node::copy_visibility_from): New function.
27212 * ipa-visibility.c (optimize_weakref): New function.
27213 (function_and_variable_visibility): Use it.
27215 2016-04-04 Martin Liska <mliska@suse.cz>
27218 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27219 value that is really in range handled by SBR instruction.
27220 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27221 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27222 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27224 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27228 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27229 set, but not for SP_REG operands.
27231 2016-04-02 Martin Sebor <msebor@redhat.com>
27234 * fold-const.c (maybe_nonzero_address): New function.
27235 (fold_comparison): Call it. Fold equality and relational
27236 expressions involving null pointers.
27237 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27239 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27241 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27242 the "Y" constraint (scalar FP 0.0 immediate).
27244 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27245 Add the "const_double" to the list of operand constraints.
27247 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27249 PR rtl-optimization/70467
27250 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27251 If low word of the last operand is 0, just emit addition/subtraction
27254 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27257 * config/s390/s390.c (s390_expand_insv): Check for everything
27258 constant instead of just VOIDmode stuff.
27260 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27263 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27265 2016-04-01 Nathan Sidwell <nathan@acm.org>
27267 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27269 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27271 PR rtl-optimization/70461
27272 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27275 2016-03-31 Martin Liska <mliska@suse.cz>
27278 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27279 a tree value or an immediate integer value to a buffer
27280 that is eventually copied to a BRIG section.
27281 (emit_immediate_operand): Call the function here.
27282 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27283 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27284 of class' fields that are removed.
27285 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27286 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27287 m_brig_repr_size fields.
27289 2016-03-31 Martin Liska <mliska@suse.cz>
27292 * hsa-gen.c (hsa_function_representation::update_dominance): New
27294 (convert_addr_to_flat_segment): Likewise.
27295 (gen_hsa_memory_set): New alignment argument.
27296 (gen_hsa_ctor_assignment): Likewise.
27297 (gen_hsa_insns_for_single_assignment): Provide alignment
27298 to gen_hsa_ctor_assignment.
27299 (gen_hsa_insns_for_direct_call): Add new argument.
27300 (expand_lhs_of_string_op): New function.
27301 (expand_string_operation_builtin): Likewise.
27302 (expand_memory_copy): New function.
27303 (expand_memory_set): New function.
27304 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27305 (convert_switch_statements): Change signature.
27306 (generate_hsa): Use a return value of the function.
27307 (pass_gen_hsail::execute): Do not call
27308 convert_switch_statements here.
27309 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27310 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27311 (hsa_function_representation::update_dominance): New function.
27313 2016-03-31 Martin Liska <mliska@suse.cz>
27316 * hsa-brig.c (emit_directive_variable): Emit alignment
27317 according to hsa_symbol::m_align.
27318 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27319 (dump_hsa_symbol): Dump alignment of HSA symbols.
27320 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27321 (gen_hsa_addr_with_align): New function.
27322 (hsa_bitmemref_alignment): Use newly added function.
27323 (gen_hsa_insns_for_load): Likewise.
27324 (gen_hsa_insns_for_store): Likewise.
27325 (gen_hsa_memory_copy): New argument added.
27326 (gen_hsa_insns_for_single_assignment): Respect
27327 alignment for assignments processed via gen_hsa_memory_copy.
27328 (gen_hsa_insns_for_direct_call): Likewise.
27329 (gen_hsa_insns_for_return): Likewise.
27330 (gen_function_def_parameters): Set default alignment.
27331 * hsa.c (hsa_object_alignment): New function.
27332 (hsa_byte_alignment): Pasted function.
27333 * hsa.h (hsa_symbol::m_align): New field.
27335 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27337 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27338 scratch field for goto case.
27340 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27342 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27344 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27347 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27348 (scalar_chain::convert_insn): Call convert_op for reg
27349 moves to handle undefined registers.
27351 2016-03-31 Nathan Sidwell <nathan@acm.org>
27354 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27355 Assert we don't want to move backwards.
27357 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27360 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27362 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27364 PR rtl-optimization/70460
27365 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27366 with operand from REG_LABEL_OPERAND, instead substitute
27367 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27368 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27370 2016-03-31 Martin Liska <mliska@suse.cz>
27372 * passes.c (execute_one_pass): Do not call
27373 todo_after for a discarded function.
27375 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27377 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27378 (no_cost, infinite_cost): Initialize the new field.
27379 (get_computation_cost_at): Record setup cost.
27380 (determine_use_iv_cost_address): Skip cost computation for sub
27381 uses if we can estimate it without losing accuracy.
27383 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27385 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27387 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27388 max_loop_iterations_int.
27389 (tree_unswitch_outer_loop): Likewise.
27390 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27391 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27393 2016-03-30 Richard Biener <rguenther@suse.de>
27395 PR middle-end/70450
27396 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27398 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27401 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27402 in gen_blendm expander.
27404 2016-03-30 Nick Clifton <nickc@redhat.com>
27407 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27408 case where we are already provided with an SImode SUBREG.
27410 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27413 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27414 conflict between DRAP register and __builtin_eh_return.
27416 2016-03-30 Michael Matz <matz@suse.de>
27417 Richard Biener <rguenther@suse.de>
27420 * ipa-polymorphic-call.c (struct type_change_info): Change
27421 speculative to an unsigned allowing to limit the work we do.
27422 (csftc_abort_walking_p): New inline function..
27423 (check_stmt_for_type_change): Limit the number of may-defs
27424 skipped for speculative devirtualization to
27425 max-speculative-devirt-maydefs.
27426 * params.def (max-speculative-devirt-maydefs): New param.
27427 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27429 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27432 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27435 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27437 PR tree-optimization/59124
27438 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27439 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27441 2016-03-29 Jeff Law <law@redhat.com>
27443 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27445 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27447 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27450 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27452 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27453 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27454 gcrt0.o if linking dynamically.
27456 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27459 * ipa-devirt.c (methods_equal_p): New function.
27460 (compare_virtual_tables): Use it.
27461 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27462 * cgraphclones.c (clone_function_name_1): Use
27463 symbol_table::symbol_suffix_separator.
27464 * coverage.c (build_var): Likewise.
27465 * symtab.c (symbol_table::symbol_suffix_separator): New.
27467 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27469 PR rtl-optimization/70429
27470 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27471 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27472 mode != result_mode.
27475 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27477 PR tree-optimization/70405
27478 * ssa-iterators.h (num_imm_uses): Add missing braces.
27480 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27482 PR rtl-optimization/68695
27483 * ira-color.c (allocno_copy_cost_saving): New.
27484 (improve_allocation): Use it.
27486 2016-03-29 Richard Henderson <rth@redhat.com>
27488 PR middle-end/70355
27489 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27491 2016-03-29 Richard Biener <rguenther@suse.de>
27493 PR middle-end/70424
27494 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27495 use alignment returned by get_pointer_alignment_1 if it is
27496 bigger than BITS_PER_UNIT.
27497 * builtins.c (get_pointer_alignment_1): Do not return true
27498 for alignment extracted from SSA info.
27500 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27502 * config/ft32/ft32.opt (mnodiv): New.
27503 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27504 * doc/invoke.texi (FT32 Options -mnodiv): New.
27506 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27509 * config/i386/i386.md (define_split, andn): Fix modes.
27511 2016-03-26 Richard Biener <rguenther@suse.de>
27512 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27515 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27517 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27518 as 2nd argument to cl_optimization_restore().
27520 2016-03-25 Richard Henderson <rth@redhat.com>
27523 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27524 * config/aarch64/aarch64-protos.h: Declare it.
27525 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27527 2016-03-25 Alan Modra <amodra@gmail.com>
27530 * config/rs6000/constraints.md (j): Simplify.
27531 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27533 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27534 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27535 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27536 in all constraint alternatives.
27537 (movtd_64bit_nodm): Delete "j" constraint alternative.
27539 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27541 * tree-ssa-propagate.c: Enhance docs for
27542 SSA_PROP_NOT_INTERESTING.
27544 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27546 * doc/extend.texi: Fix typo in documentation to pure attribute.
27548 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27551 * config/pa/pa.md (bswapdi2): Use a scratch register.
27553 2016-03-24 Richard Henderson <rth@redhat.com>
27555 PR middle-end/69845
27556 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27559 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27561 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27562 using ix86_expand_binary_operator instead of gen_andsi3.
27564 2016-03-24 Richard Biener <rguenther@suse.de>
27566 PR tree-optimization/70396
27567 * tree-vect-stmts.c (vectorizable_comparison): Use
27568 get_vectype_for_scalar_type.
27570 2016-03-24 Richard Biener <rguenther@suse.de>
27572 PR middle-end/70370
27573 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27574 with register bases.
27576 2016-03-24 Richard Biener <rguenther@suse.de>
27578 PR tree-optimization/70372
27579 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27580 build_all_ones_cst to also handle vector types correctly.
27582 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27585 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27588 2016-03-23 Marek Polacek <polacek@redhat.com>
27591 * doc/invoke.texi: Document -Wignored-attributes.
27593 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27595 PR tree-optimization/69042
27596 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27597 parameter from 30 to 40.
27599 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27601 PR tree-optimization/69042
27602 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27603 for use with constant offset stripped in base.
27605 2016-03-23 Richard Biener <rguenther@suse.de>
27607 PR middle-end/70251
27608 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27609 mode compatibility check.
27610 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27612 2016-03-23 Jeff Law <law@redhat.com>
27614 PR tree-optimization/64058
27615 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27617 (struct ssa_conflicts): Move up earlier in the file.
27618 (conflicts_, var_map_): New static variables.
27619 (initialize_conflict_count): New function to initialize the
27620 CONFLICT_COUNT field for each conflict pair.
27621 (compare_pairs): Lazily initialize the conflict count and use it
27622 as the first tie-breaker.
27623 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27624 and wipe conflicts_ and map_ around the call to qsort. Remove
27625 special case for 2 coalesce pairs.
27626 * bitmap.c (bitmap_count_unique_bits): New function.
27627 (bitmap_count_bits_in_word): New function, extracted from
27629 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27630 * bitmap.h (bitmap_count_unique_bits): Declare it.
27632 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27635 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27636 transparent alias chain for decl assembler name.
27637 * config/sol2.c (solaris_assemble_visibility): Likewise.
27639 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27641 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27643 (v10_fdivs): Likewise.
27644 (v10_fdivd): Likewise.
27646 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27649 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27650 to not call fclose twice on file.
27652 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27654 PR tree-optimization/70354
27655 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27656 oprnd0 is wider than oprnd1 and there is a cast from the wider
27657 type to oprnd1, mask it with the mask of the narrower type.
27660 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27661 Optimize TARGET_STV splitters, if high or low word of last argument
27664 2016-03-22 Jeff Law <law@redhat.com>
27667 tree-ssa-threadbackward.c
27668 (fsm_find_control_statement_thread_paths): Correctly distinguish
27669 between old style jump threads vs FSM jump threads.
27671 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27674 * config/i386/i386.c (scalar_chain::convert_op): Support
27675 uninitialized register usage case.
27677 2016-03-22 Richard Biener <rguenther@suse.de>
27679 PR middle-end/70251
27680 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27682 (capture::gen_transform): ... to change behavior when substituting
27683 a condition into cond or not-cond expr context.
27684 (dt_simplify::gen_1): Adjust.
27685 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27686 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27687 last change and instead change to
27688 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27689 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27691 2016-03-22 Anthony Green <green@moxielogic.com>
27693 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27694 issue for moxiebox targets.
27695 (CC1PLUS_SPEC): Ditto.
27697 2016-03-22 Richard Biener <rguenther@suse.de>
27699 PR middle-end/70333
27700 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27703 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27705 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27707 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27710 * config/i386/i386.c (def_builtin): Handle
27711 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27713 (const struct builtin_description bdesc_special_args[]):
27714 Remove duplicate ISA bits.
27716 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27719 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27720 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27721 in a way that works also for AVX512BW.
27724 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27725 instead of source if operands[1] is xmm16 and above and
27726 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27727 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27730 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27731 on assign if (*from_p) is a comparison, set it to
27732 TREE_NO_WARNING (*from_p).
27734 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27736 PR middle-end/70326
27737 * lra.c (restore_scratches): Ignore deleted insns.
27739 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27740 Jakub Jelinek <jakub@redhat.com>
27742 PR tree-optimization/70317
27743 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27746 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27749 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27750 of ix86_expand_move.
27752 (movti): Use general_operand for operand 1 predicate.
27754 2016-03-21 Martin Liska <mliska@suse.cz>
27756 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27758 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27760 2016-03-21 Martin Liska <mliska@suse.cz>
27763 * ipa-icf.c (sem_function::parse): Skip static
27764 constructors and destructors.
27766 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27769 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27770 function-like macro, peek following token(s) if it is followed
27771 by CPP_OPEN_PAREN token with optional padding in between, and
27772 if not, don't treat it like a macro.
27774 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27775 Alexander Monakov <amonakov@ispras.ru>
27777 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27778 for the stabs debug format.
27780 2016-03-21 Richard Biener <rguenther@suse.de>
27782 PR tree-optimization/70310
27783 * tree-vect-generic.c (expand_vector_condition): Fold the built
27786 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27789 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27790 Block third alternative for AVX-512VL target,
27792 2016-03-21 Martin Liska <mliska@suse.cz>
27795 * hsa-brig.c (emit_function_directives): Mark unemitted
27796 global variables for emission.
27797 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27798 (get_symbol_for_decl): Likewise.
27799 * hsa.h (struct hsa_symbol): New flag.
27801 2016-03-21 Richard Biener <rguenther@suse.de>
27803 PR tree-optimization/70288
27804 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27805 we do not estimate unsimplified all-constant conditionals or
27806 switches as optimized away.
27808 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27810 PR rtl-optimization/69102
27811 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27812 when we have a readonly dependency context.
27814 2016-03-18 Jeff Law <law@redhat.com>
27816 PR rtl-optimization/70263
27817 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27818 (update_equiv_regs): When trying to move a store to after the insn
27819 that sets the source of the store, make sure the store occurs after
27820 the insn that sets the source of the store. When successful note
27821 the REG_EQUIV note created in the dump file.
27823 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27824 Bernd Schmidt <bschmidt@redhat.com>
27826 * doc/extend.texi: Document more potential problems with basic asms.
27828 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27830 PR rtl-optimization/70278
27831 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27834 2016-03-18 Jason Merrill <jason@redhat.com>
27836 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27838 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27840 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27841 values to 128b regs.
27843 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27845 PR tree-optimization/70252
27846 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27847 boolean vector has a proper number of elements.
27848 (supportable_narrowing_operation): Likewise.
27850 2016-03-18 Tom de Vries <tom@codesourcery.com>
27853 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27855 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27857 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27858 instead of replace_rtx for DEBUG_INSNs.
27860 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27862 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27863 load type reservations.
27865 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27868 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27869 define_constraint for "Q" and "T" constraints.
27871 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27873 Tweak the pipeline model for Exynos M1
27875 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27878 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27881 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27882 where one or both locations aren't within a line_map.
27884 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27887 * opts.c (finish_options): Don't set flag_pie to the default if
27888 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27891 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27893 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27894 true as ALL_REGS argument to replace_rtx.
27896 2016-03-17 Richard Biener <rguenther@suse.de>
27899 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27902 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27905 * rtl.h (replace_rtx): Add ALL_REGS argument.
27906 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27907 equality and assert mode is the same, instead of just rtx pointer
27909 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27910 true as ALL_REGS argument to replace_rtx.
27912 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27914 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27915 for boolean vector with vector mode only.
27916 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27918 2016-03-17 Nick Clifton <nickc@redhat.com>
27921 * config/rx/rx.c (rx_print_integer): Print negative constants in
27924 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27927 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27929 2016-03-16 Richard Henderson <rth@redhat.com>
27930 Richard Biener <rguenth@suse.de>
27932 PR middle-end/70240
27933 PR middle-end/68215
27935 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27936 first operand as is_gimple_condexpr.
27938 PR middle-end/70240
27939 PR middle-end/68215
27941 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27942 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27943 Do not gimplify the result.
27944 (do_unop): Adjust call to tree_vec_extract.
27945 (do_binop): Likewise.
27946 (do_compare): Likewise.
27947 (do_plus_minus): Likewise.
27948 (do_negate): Likewise.
27949 (expand_vector_condition): Likewise.
27950 (do_cond): Likewise.
27952 2016-03-16 Richard Henderson <rth@redhat.com>
27955 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27956 (aarch64_classify_address): Use it.
27957 (aarch64_legitimize_address): Force all subexpressions of PLUS
27958 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27960 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27961 Richard Biener <rguenth@suse.de>
27964 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27965 return to even if only REGNO is equal, and assert
27968 2016-03-11 Jeff Law <law@redhat.com>
27970 PR rtl-optimization/70224
27971 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27973 2016-03-16 Richard Henderson <rth@redhat.com>
27975 PR middle-end/70199
27976 * function.h (struct function): Add has_forced_label_in_static.
27977 * gimplify.c (force_labels_r): Set it.
27978 * lto-streamer-in.c (input_struct_function_base): Read it.
27979 * lto-streamer-out.c (output_struct_function_base): Write it.
27980 * tree-inline.c (has_label_address_in_static_1): Remove.
27981 (copy_forbidden): Remove fndecl parameter; test
27982 has_forced_label_in_static.
27983 (inline_forbidden_p): Update call to copy_forbidden.
27984 (tree_versionable_function_p): Likewise.
27985 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27986 (chkp_versioning): Likewise.
27987 * tree-inline.h (copy_forbidden): Update decl.
27989 2016-03-16 Marek Polacek <polacek@redhat.com>
27992 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27993 function being thunked if the result type doesn't have fixed size.
27994 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27995 doesn't have fixed size.
27997 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27999 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28000 reporting malformed loop nest.
28002 2016-03-16 Tom de Vries <tom@codesourcery.com>
28005 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28006 nodes.length () == 1 test to before first nodes[0] access.
28008 2016-03-16 Tom de Vries <tom@codesourcery.com>
28010 PR tree-optimization/68715
28011 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28012 single_pred_p test.
28014 2016-03-16 Tom de Vries <tom@codesourcery.com>
28016 PR tree-optimization/68809
28017 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28020 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28021 Sandra Loosemore <sandra@codesourcery.com>
28023 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28024 on leaf attribute. Mention ELF interposition problems.
28026 2016-03-16 Alan Modra <amodra@gmail.com>
28028 PR rtl-optimization/69195
28029 PR rtl-optimization/47992
28030 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28033 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28036 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28038 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28040 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28042 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28044 PR rtl-optimization/70222
28045 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28046 optimization if mode is different from result_mode, queue up masking
28047 of the result in outer_op. Formatting fix.
28049 PR middle-end/70239
28050 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28053 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28055 PR rtl-optimization/69032
28056 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28057 looping backwards over basic block insns.
28059 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28062 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28063 to non-speculative when propagating trap bits.
28065 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28067 PR rtl-optimization/63384
28068 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28069 DEBUG_INSN_P insns.
28071 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28074 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28075 factored out from ...
28076 (sched_analyze_insn): ... here.
28077 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28078 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28079 get_implicit_reg_pending_clobbers in it.
28080 (setup_id_reg_sets): Use setup_id_implicit_regs.
28081 (deps_init_id): Ditto.
28083 2016-03-15 Tom de Vries <tom@codesourcery.com>
28086 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28088 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28089 execute_function_dump.
28090 (execute_one_pass): Don't dump function if it will be dumped after ipa
28093 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28095 * genrecog.c (match_pattern_2): If pred is NULL don't call
28096 safe_predicate_mode on it.
28098 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28100 PR middle-end/70219
28101 * lra-constraints.c (delete_move_and_clobber): Change assertion
28102 to also allow dregno == 0.
28104 2016-03-14 Richard Henderson <rth@redhat.com>
28107 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28108 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28109 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28110 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28113 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28116 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28118 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28120 * lra-constraints.c (split_reg): For hard regs, try to find the
28121 biggest single-register mode used in the function.
28123 2016-03-14 Richard Biener <rguenther@suse.de>
28125 PR tree-optimization/56365
28126 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28127 constants to compare against.
28129 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28132 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28133 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28134 (define_split for the GPR case): Use int_reg_operand instead of
28135 gpc_reg_operand for the output.
28137 2016-03-14 Tom de Vries <tom@codesourcery.com>
28139 PR tree-optimization/70045
28140 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28141 create_empty_if_region_on_edge argument.
28143 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28145 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28146 (STACK_CHECK_PROTECT): Likewise.
28147 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28148 (STACK_CHECK_PROTECT): Likewise.
28149 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28150 (STACK_CHECK_PROTECT): Likewise.
28151 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28152 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28153 (STACK_CHECK_PROTECT): Likewise.
28155 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28157 PR rtl-optimization/69307
28158 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28159 registers in modes that span more than one register.
28161 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28164 * lra-constraints.c (delete_move_and_clobber): New.
28165 (remove_inheritance_pseudos): Use it.
28167 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28170 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28171 the libcall is LCT_THROW.
28172 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28173 for the checking routine.
28175 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28178 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28179 optimization if we have direct move.
28180 (roundu32<mode>2_fprs): Likewise.
28182 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28185 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28187 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28188 Arguments swapped. All callers changed. Take reg_renumber into
28189 account, and Calculate and compare register ranges for hard regs.
28191 2016-03-11 Jeff Law <law@redhat.com>
28193 PR tree-optimization/70190
28194 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28195 Handle cases where we can not extract the taken edge, even though we
28196 found a constant value.
28198 PR tree-optimization/64058
28199 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28200 (num_coalesce_pairs): Move up earlier in file.
28201 (find_coalesce_pair): Initialize the INDEX field for each pair
28203 (compare_pairs): No longer sort on the elements in each pair.
28204 Instead break ties with the index of the coalesce pair.
28206 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28209 * config/aarch64/aarch64-protos.h
28210 (aarch64_save_restore_target_globals): New prototype.
28211 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28212 Call the above when popping pragma.
28213 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28215 (aarch64_set_current_function): Rewrite using the above.
28217 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28219 PR tree-optimization/70177
28220 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28221 (extract_ops_from_tree): ... this. In the 2 argument
28222 overload remove _1 suffix.
28223 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28224 (extract_ops_from_tree): ... this.
28225 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28227 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28228 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28229 extract_ops_from_tree instead of 2 operand one.
28231 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28233 PR tree-optimization/70013
28234 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28235 for constant-pool entries.
28237 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28239 PR rtl-optimization/70174
28240 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28241 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28243 PR tree-optimization/70169
28244 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28245 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28248 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28249 Jakub Jelinek <jakub@redhat.com>
28252 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28253 of uninitialized values.
28255 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28257 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28259 ("*trunctddd2"): New pattern definition.
28260 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28263 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28265 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28266 definitions for BFP and DFP rounding modes.
28267 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28268 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28269 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28270 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28273 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28275 * config/s390/constraints.md: Adjust comment.
28276 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28277 s390_decompose_addrstyle_without_index.
28278 * config/s390/predicates.md (shift_count_or_setmem_operand):
28279 Rename to setmem_operand.
28280 * config/s390/s390-protos.h
28281 (s390_decompose_shift_count): Rename to
28282 s390_decompose_addrstyle_without_index.
28283 * config/s390/s390.c (s390_decompose_shift_count)
28284 (s390_mem_constraint, print_shift_count_operand)
28285 (print_operand_address, print_operand): Rename
28286 s390_decompose_shift_count to
28287 s390_decompose_addrstyle_without_index and rename
28288 print_shift_count_operand to print_addrstyle_operand troughout the
28290 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28291 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28292 Rename shift_count_or_setmem_operand to setmem_operand.
28293 * config/s390/vx-builtins.md ("vec_insert<mode>")
28294 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28297 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28300 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28301 Handle overlapping retval and newval.
28303 2016-03-10 Nick Clifton <nickc@redhat.com>
28306 * config/aarch64/aarch64.c
28307 (aarch64_override_options_after_change_1): When forcing
28308 flag_omit_frame_pointer to be true, use a special value that can
28309 be detected if this function is called again, thus preventing
28310 flag_omit_leaf_frame_pointer from being forced to be false.
28312 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28314 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28315 Set x_flag_omit_leaf_frame_pointer when handling
28316 -momit-leaf-frame-pointer.
28318 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28321 * cgraph.c (cgraph_node::dump): Dump split_part and
28322 indirect_call_target.
28323 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28324 * ipa.c (has_addr_references_p): Cleanup.
28325 (is_indirect_call_target_p): New.
28326 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28327 called indirectly as local.
28328 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28330 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28333 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28334 on cxa_pure_virtual.
28336 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28339 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28341 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28344 * tree.c (need_assembler_name_p): Only record main variant type names.
28346 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28349 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28350 Always define to 0 or 1.
28351 (TARGET_FIX_ERR_A53_843419): New macro.
28352 * config/aarch64/aarch64-elf-raw.h
28353 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28354 * config/aarch64/aarch64-linux.h: Likewise.
28355 * config/aarch64/aarch64.c
28356 (aarch64_override_options_after_change_1): Do not default
28357 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28359 (aarch64_attributes): Handle fix-cortex-a53-843419.
28360 (aarch64_can_inline_p): Likewise.
28361 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28363 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28364 Jakub Jelinek <jakub@redhat.com>
28366 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28367 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28368 DECL_COMMONS if flag_unconstrained_commons is set.
28369 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28370 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28371 (funconstrained-commons): Document.
28373 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28375 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28376 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28378 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28380 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28381 has a proper number of elements.
28383 2016-03-10 Alan Modra <amodra@gmail.com>
28385 PR rtl-optimization/69195
28386 PR rtl-optimization/47992
28387 * ira.c (recorded_label_ref): Delete.
28388 (update_equiv_regs): Return void.
28389 (indirect_jump_optimize): New function.
28390 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28391 before regstat_compute_ri. Don't rebuild_jump_labels here.
28392 Delete update_regstat.
28394 2016-03-10 Richard Biener <rguenther@suse.de>
28396 PR tree-optimization/70128
28397 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28398 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28400 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28402 PR tree-optimization/70152
28403 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28404 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28407 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28408 instead of gen_sse2_loadlpd.
28409 * config/i386/sse.md (*vec_concatv2df): Rename to...
28410 (vec_concatv2df): ... this.
28412 PR tree-optimization/70127
28413 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28415 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28419 * diagnostic-show-locus.c (compatible_locations_p): New function.
28420 (layout::layout): Sanitize ranges using compatible_locations_p.
28422 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28426 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28427 location_range param with three const expanded_locations * and a
28429 (layout::layout): Replace call to
28430 rich_location::lazily_expand_location with get_expanded_location.
28431 Extract the range and perform location expansion here, passing
28432 the results to the layout_range ctor.
28433 * diagnostic.c (source_range::debug): Delete.
28434 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28435 of rich_location::get_expanded_location.
28436 * gcc-rich-location.c (get_range_for_expr): Delete.
28437 (gcc_rich_location::add_expr): Reimplement to avoid the
28438 rich_location::add_range overload that took a location_range,
28439 passing a location_t instead.
28441 2016-03-09 Richard Biener <rguenther@suse.de>
28442 Jakub Jelinek <jakub@redhat.com>
28444 PR tree-optimization/70138
28445 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28446 Also skip vect_double_reduction_def.
28448 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28451 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28452 if the operand is "m".
28454 2016-03-09 Nathan Sidwell <nathan@acm.org>
28456 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28458 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28460 * config/i386/i386.c (processor_target_table): Fix cost table
28461 intialization order for znver1.
28463 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28465 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28466 - becuase -> because.
28467 * ipa-reference.c (ignore_module_statics): Likewise.
28468 * cgraph.c (cgraph_node::get_body): Likewise.
28469 * ipa-inline.c (early_inliner): Likewise.
28470 * ipa-devirt.c (types_same_for_odr): Likewise.
28471 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28472 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28474 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28476 * tree-ssa-math-opts.c: Fix typo in comment.
28478 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28481 * config/i386/i386.c (scalar_chain::make_vector_copies,
28482 scalar_chain::convert_reg): Call end_sequence in between
28483 get_insns and emit_conversion_insns rather than after both
28486 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28489 * config/i386/i386.h (machine_function): Add
28490 pc_thunk_call_expanded flag.
28491 (ix86_pc_thunk_call_expanded): New define.
28492 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28493 (*set_got): Rename insn pattern from set_got.
28494 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28495 * config/i386/i386.c (ix86_compute_frame_layout): Use
28496 ix86_pc_thunk_call_expanded to prevent red-zone.
28498 2016-03-07 Martin Jambor <mjambor@suse.cz>
28500 * hsa.h (hsa_get_ctor_statements): Declare.
28501 (hsa_get_dtor_statements): Likewise.
28502 (hsa_get_kernel_dispatch_type): Likewise.
28503 * hsa.c (hsa_get_ctor_statements): New function.
28504 (hsa_get_dtor_statements): Likewise.
28505 (hsa_get_kernel_dispatch_type): Likewise.
28506 * hsa-brig.c (hsa_cdtor_statements): Removed.
28507 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28508 hsa_get_dtor_statements.
28509 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28510 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28512 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28514 * config/arm/arm-cores.def (cortex-r8): New.
28515 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28516 * config/arm/arm-tune.md: Likewise.
28517 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28519 2016-03-07 Martin Sebor <msebor@redhat.com>
28521 PR rtl-optimization/19705
28522 * doc/invoke.texi (Options That Control Optimization): Clarify
28523 -fno-branch-count-reg.
28525 2016-02-26 Richard Biener <rguenther@suse.de>
28526 Jeff Law <law@redhat.com>
28528 PR tree-optimization/69740
28529 * cfghooks.c (remove_edge): Request loop fixups if we delete
28530 an edge that might turn an irreducible loop into a natural
28532 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28533 Move after definition of loops_state_clear.
28535 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28537 PR rtl-optimization/69052
28538 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28541 2016-03-07 Tom de Vries <tom@codesourcery.com>
28543 PR tree-optimization/70116
28544 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28545 is_tm_ending stmts and ubsan/asan internal functions.
28546 (find_duplicate): Use it. Don't test is_tm_ending here.
28548 2016-03-07 Richard Biener <rguenther@suse.de>
28550 PR tree-optimization/70115
28551 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28552 (propagate_constants_for_unrolling): Use replace_uses_by.
28554 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28556 PR middle-end/69916
28557 * omp-low.c (struct oacc_loop): Add ifns.
28558 (new_oacc_loop_raw): Initialize it.
28559 (finish_oacc_loop): Clear mask & flags if no ifns.
28560 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28561 (oacc_loop_xform_loop): Add ifns arg & adjust.
28562 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28564 2016-03-07 Richard Henderson <rth@redhat.com>
28567 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28568 (insert_value_copy_on_edge): Likewise.
28570 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28572 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28574 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28577 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28579 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28581 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28583 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28585 Fix sseimul type attribute.
28586 * config/i386/znver1.md
28587 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28588 znver1_sseimul_avx256_load) : Fix the type attribute.
28589 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28590 pipe usage and latency.
28592 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28595 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28596 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28599 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28602 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28604 PR rtl-optimization/69941
28605 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28606 the reg share its mode.
28608 2016-03-04 Jeff Law <law@redhat.com>
28610 PR tree-optimization/69196
28611 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28612 If the both SSA_NAMEs are anonymous, then consider them unassociated
28613 and include the PHI in the statement count.
28615 2016-03-05 Tom de Vries <tom@codesourcery.com>
28617 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28618 construct in oacc routine. Check for oacc region in oacc routine.
28620 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28623 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28624 2016-02-22 changes, instead don't recurse if RECUR is already true.
28625 Don't change *dynamic_check if RECUR. Adjust recursive caller
28626 to pass true to the new argument.
28627 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28630 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28631 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28633 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28635 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28637 PR rtl-optimization/57676
28638 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28639 with flag_checking.
28641 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28643 * tree-vect-patterns.c (search_type_for_mask): Handle
28644 comparison of booleans.
28646 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28648 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28652 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28653 all other ops that have dw_val_class_die_ref operands,
28654 and DW_OP_GNU_entry_value.
28656 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28658 PR rtl-optimization/69904
28659 * config/arm/arm.c (arm_cannot_copy_insn_p):
28660 Return true for load-exclusive instructions.
28662 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28665 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28666 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28667 the pattern no matter if it is used just by non-pattern, pattern
28669 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28670 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28671 oprnd1 def_stmt is in pattern, don't look through it.
28673 2016-03-03 Marek Polacek <polacek@redhat.com>
28675 PR middle-end/70050
28676 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28678 2016-03-03 Martin Liska <mliska@suse.cz>
28680 PR tree-optimization/70043
28681 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28682 previous statement if we see a debug statement.
28684 2016-03-03 Richard Biener <rguenther@suse.de>
28686 PR tree-optimization/55936
28687 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28688 parameter and guard unsafe equivalence use.
28689 (vrp_evaluate_conditional_warnv_with_ops): Always use
28690 safe equivalences but not via the quadratic compare_names
28693 2016-03-03 Michael Collison <michael.collison@linaro.org>
28696 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28697 for operand 1 to s_register_operand. Change predicate for operand
28698 2 to arm_not_immediate_operand.
28700 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28702 * doc/tm.texi: Regenerated.
28704 2016-03-02 Richard Henderson <rth@redhat.com>
28707 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28708 simplification when all args are positive non-fixed registers.
28710 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28712 * target.def (lra_p): Specify that new ports should use LRA.
28714 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28717 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28718 gimplify_type_sizes the type they refer to.
28719 (omp_notice_variable): Handle reference vars to VLAs.
28720 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28721 reference to VLA decls in the second pass instead of first pass.
28723 2016-03-02 Tom de Vries <tom@codesourcery.com>
28725 PR tree-optimization/68659
28726 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28727 new_expr == NULL_TREE.
28728 (get_new_name): Handle ADDR_EXPR.
28730 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28732 PR rtl-optimization/69052
28733 * loop-invariant.c (canonicalize_address): New function.
28734 (inv_can_prop_to_addr_use): Check validity of address expression
28735 which is canonicalized by above function.
28737 2016-03-02 Alan Modra <amodra@gmail.com>
28740 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28743 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28746 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28747 (*movhi_internal): Put mask moves from and to memory separately
28748 from moves from/to GPRs.
28750 2016-03-02 Richard Biener <rguenther@suse.de>
28752 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28753 GENERIC expressions in GIMPLE.
28755 2016-03-02 Richard Biener <rguenther@suse.de>
28757 * config/i386/i386.c (type_natural_mode): Fix typo.
28759 2016-03-02 Nick Clifton <nickc@redhat.com>
28761 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28763 2016-03-02 Richard Biener <rguenther@suse.de>
28764 Uros Bizjak <ubizjak@gmail.com>
28767 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28769 2016-03-02 Richard Biener <rguenther@suse.de>
28771 PR middle-end/67278
28772 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28774 2016-03-02 Marek Polacek <polacek@redhat.com>
28777 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28778 "is promoted to" warning.
28780 2016-03-01 DJ Delorie <dj@redhat.com>
28782 * config.gcc: Deprecate mep-*.
28784 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28786 PR middle-end/70025
28787 * lra-constraints.c (regno_val_use_in): New.
28788 (match_reload): Use it instead of regno_use_in.
28790 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28792 PR rtl-optimization/70007
28793 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28794 references present in REG_EQUAL notes attached to non-SET patterns.
28796 2016-03-01 Jeff Law <law@redhat.com>
28798 PR tree-optimization/69196
28799 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28800 Appropriately clamp the number of statements to copy when the
28801 thread path does not traverse a loop backedge.
28803 PR tree-optimization/69196
28804 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28805 Do count some PHIs in the thread path against the insn count. Decrease
28806 final statement count by one as the control statement in the last
28807 block will get removed. Remove special cased code for handling PHIs
28810 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28813 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28814 asm dialect alternatives to explicit GOTPCREL calls.
28816 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28819 * ira.c (do_reload): Issue warning for generic stack checking here...
28820 * reload1.c (reload): ...instead of here and streamline it.
28822 2016-03-01 Nick Clifton <nickc@redhat.com>
28824 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28826 2016-03-01 Richard Biener <rguenther@suse.de>
28828 PR tree-optimization/69983
28829 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28830 types and fall back to operand_equal_p.
28832 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28835 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28837 * config/s390/constraints.md ("jm8"): New constraint.
28838 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28840 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28842 ("*setmem_long<setmem_and>"): New pattern.
28843 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28845 ("*setmem_long_31z<setmem_and>"): New pattern.
28846 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28847 New substitution rules with the required attributes.
28850 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28853 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28855 * gensupport.c (process_substs_on_one_elem): Split loop to
28856 complete mark_operands_used_in_match_dup on all expressions in the
28858 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28859 and remove function.
28861 2016-03-01 Richard Biener <rguenther@suse.de>
28863 PR middle-end/70022
28864 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28865 vector BIT_FIELD_REF extract.
28867 2016-03-01 Richard Biener <rguenther@suse.de>
28869 PR tree-optimization/69994
28870 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28872 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28874 PR tree-optimization/69956
28875 * tree-vect-stmts.c (supportable_widening_operation): Support
28876 multi-step conversion of boolean vectors.
28877 (supportable_narrowing_operation): Likewise.
28879 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28881 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28884 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28886 * config/s390/subst.md (DSI_VI): New mode iterator.
28887 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28888 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28889 the insn definition.
28890 ("*vec_set<mode>"): Change predicate and add alternative to
28891 support only either register or const_int operands as element
28893 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28895 ("vec_extract<mode>"): New expander.
28896 ("*vec_extract<mode>"): New insn definition supporting reg and
28897 const_int element selectors.
28898 ("*vec_extract<mode>_plus"): New insn definition supporting
28899 reg+const_int element selectors.
28900 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28901 following expander+insn definition.
28902 ("<vec_shifts_name><mode>3"): New expander.
28903 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28905 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28907 * config/s390/s390.md ("*tabort_1"): Change predicate to
28908 nonmemory_operand. Add a second alternative to cover
28909 register as well as const int operands.
28910 ("*tabort_1_plus"): New pattern definition.
28912 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28914 * config/s390/s390.md ("*ashrdi3_cc_31")
28915 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28916 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28917 Merge insn definitions into ...
28918 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28919 New pattern definition.
28920 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28921 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28922 ("*ashr<mode>3_and"): Merge insn definitions into ...
28923 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28924 New pattern definition.
28925 * config/s390/subst.md ("addr_style_op_cc_subst")
28926 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28927 substitutions patterns plus attributes.
28928 Add ashiftrt to SUBST iterator.
28930 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28932 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28933 op2 to nonmemory_operand.
28934 ("*<shift>di3_31", "*<shift>di3_31_and"):
28935 Merge into single pattern definition ...
28936 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28937 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28938 pattern definition ...
28939 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28940 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28943 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28945 * config/s390/predicates.md (const_int_6bitset_operand): New
28947 * config/s390/s390.md: Include subst.md.
28948 ("rotl<mode>3"): New expander.
28949 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28951 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28952 * config/s390/subst.md: New file.
28954 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28956 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28957 Remove RRR type. It doesn't really exist.
28958 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28960 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28961 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28962 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28963 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28964 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28965 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28966 `enabled' attribute.
28968 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28970 * gensupport.c (process_substs_on_one_elem): Split loop to
28971 complete mark_operands_used_in_match_dup on all expressions in the
28973 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28974 and remove function.
28976 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28979 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28980 (CEIL_NWORDS): ...this. Use CEIL macro.
28981 (compute_fp_layout): Adjust to above renaming.
28982 (function_arg_union_value): Likewise.
28983 (sparc_arg_partial_bytes): Likewise.
28984 (sparc_function_arg_advance): Likewise.
28986 2016-02-29 Jeff Law <law@redhat.com>
28988 PR tree-optimization/70005
28989 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28990 where an object with a boolean range is compared against a value
28993 PR tree-optimization/69999
28994 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28995 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28998 2016-02-29 Richard Biener <rguenther@suse.de>
29000 PR tree-optimization/69994
29001 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29002 (get_unary_op): Look through nop conversions.
29003 (ops_equal_values_p): New function, look for equality diregarding
29005 (eliminate_plus_minus_pair): Use ops_equal_values_p
29006 (repropagate_negates): Do not use get_unary_op here.
29008 2016-02-29 Martin Liska <mliska@suse.cz>
29010 * system.h: Poison ENABLE_CHECKING macro.
29012 2016-02-29 Martin Liska <mliska@suse.cz>
29014 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29015 is presented in dump flags.
29016 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29017 (hsa_regalloc): Likewise.
29019 2016-02-19 Richard Biener <rguenther@suse.de>
29021 PR tree-optimization/69980
29022 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29023 permutation of those we need to keep.
29025 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29028 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29029 (NWORDS_UP): ...this
29030 (init_cumulative_args): Minor tweaks.
29031 (sparc_promote_function_mode): Likewise.
29032 (scan_record_type): Delete.
29033 (traverse_record_type): New function template.
29034 (classify_data_t): New structure type.
29035 (classify_registers): New inline function.
29036 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29037 exhausted. Instantiate traverse_record_type on classify_registers and
29038 deal with the case of a structure passed in slot #15 with no FP field
29040 (assign_data_t): New structure type.
29041 (compute_int_layout): New static function.
29042 (compute_fp_layout): Likewise.
29043 (count_registers): New inline function.
29044 (assign_int_registers): New static function.
29045 (assign_fp_registers): Likewise.
29046 (assign_registers): New inline function.
29047 (function_arg_record_value_1): Delete.
29048 (function_arg_record_value_2): Likewise.
29049 (function_arg_record_value_3): Likewise.
29050 (function_arg_record_value): Adjust to above changes. Instantiate
29051 traverse_record_type on count_registers to first count the number of
29052 registers to be used and then on assign_registers to assign them.
29053 (function_arg_union_value): Adjust to above renaming.
29054 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29055 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29056 case of a structure passed in slot #15
29057 (sparc_function_arg_advance): Likewise.
29058 (function_arg_padding): Minor tweak.
29060 2016-02-29 Richard Biener <rguenther@suse.de>
29062 PR tree-optimization/69720
29063 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29064 the adjustment_def path for possibly vectorized defs.
29065 (vect_create_epilog_for_reduction): Handle vectorized initial
29068 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29070 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29072 2016-02-27 Jeff Law <law@redhat.com>
29075 2016-02-26 Richard Biener <rguenther@suse.de>
29076 Jeff Law <law@redhat.com>
29078 PR tree-optimization/69740
29079 * cfghooks.c (remove_edge): Request loop fixups if we delete
29080 an edge that might turn an irreducible loop into a natural
29083 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29085 PR rtl-optimization/69896
29086 * tree-vect-generic.c (get_compute_type): Avoid single element
29089 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29091 Rename the AArch64 tuning option and related functions to enable the
29092 Newton series for the reciprocal square root to reflect its
29093 approximative characteristic.
29095 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29096 function to "aarch64_emit_approx_rsqrt".
29097 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29098 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29099 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29100 (xgene1_tunings): Likewise.
29101 (use_rsqrt_p): Likewise.
29102 (aarch64_emit_swrsqrt): Use new function name.
29103 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29104 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29105 text explaining this option.
29106 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29108 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29111 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29112 complain about -mallow-movmisalign without -mvsx if
29113 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29115 2016-02-26 Joel Sherrill <joel@rtems.org>
29117 * config.gcc: Add x86_64-*-rtems*.
29118 * config/i386/rtems-64.h: New file.
29120 2016-02-26 Joel Sherrill <joel@rtems.org>
29122 * config.gcc: Add aarch64-*-rtems*.
29123 * config/aarch64/rtems.h: New file.
29125 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29128 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29129 shift amount using %h. Add comment.
29131 2016-02-26 Richard Biener <rguenther@suse.de>
29132 Jeff Law <law@redhat.com>
29134 PR tree-optimization/69740
29135 * cfghooks.c (remove_edge): Request loop fixups if we delete
29136 an edge that might turn an irreducible loop into a natural
29139 2016-02-26 Martin Jambor <mjambor@suse.cz>
29141 PR middle-end/69920
29142 * tree-sra.c (sra_modify_assign): Do not remove loads of
29143 uninitialized aggregates to SSA_NAMEs.
29145 2016-02-26 Richard Henderson <rth@redhat.com>
29148 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29149 pseudo in case the target rtx matches the source of the left
29152 2016-02-26 Martin Jambor <mjambor@suse.cz>
29155 * hsa.h (hsa_type_packed_p): Declare.
29156 * hsa.c (hsa_type_packed_p): New function.
29157 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29159 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29160 * hsa-brig.c (emit_basic_insn): Likewise.
29162 2016-02-26 Martin Jambor <mjambor@suse.cz>
29165 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29167 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29169 2016-02-26 Martin Jambor <mjambor@suse.cz>
29171 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29172 hsa_op_with_type operands.
29173 (hsa_unsigned_type_for_type): Declare.
29174 * hsa.c (hsa_unsigned_type_for_type): New function.
29175 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29176 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29177 the finalizer. Do not emit extra move.
29179 2016-02-26 Martin Jambor <mjambor@suse.cz>
29181 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29182 atomic operations in private segment.
29184 2016-02-26 Martin Jambor <mjambor@suse.cz>
29186 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29187 statements to wi->info. Also disallow omp simd constructs.
29188 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29189 for not gridifying. Dump special string for omp_for.
29191 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29194 * config/aarch64/aarch64.c (aarch64_set_current_function):
29195 Save/restore target globals when switching to
29196 target_option_default_node.
29198 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29201 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29202 Return 0 if !SHIFT_COUNT_TRUNCATED.
29204 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29205 Eric Botcazou <ebotcazou@adacore.com>
29207 PR rtl-optimization/69891
29208 * dse.c (scan_insn): If we can't figure out memset arguments
29209 or they are non-constant, call clear_rhs_from_active_local_stores.
29211 2016-02-26 Martin Liska <mliska@suse.cz>
29213 * doc/extend.texi: Mention clog10, clog10f an clog10l
29214 in Builtins section.
29216 2016-02-26 Martin Liska <mliska@suse.cz>
29218 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29220 (resolve_args_picking_1): Likewise.
29221 * dwarf2out.h (struct GTY): Likewise.
29223 2016-02-26 Martin Liska <mliska@suse.cz>
29225 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29226 with flag_checking.
29227 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29229 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29230 Martin Liska <mliska@suse.cz>
29232 * doc/install.texi: Mention --enable-valgrind-annotations.
29234 2016-02-26 Richard Biener <rguenther@suse.de>
29236 PR tree-optimization/69551
29237 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29238 looking through aliases adjust DECL_PT_UID to refer to the
29239 ultimate alias target.
29241 2016-02-25 Martin Liska <mliska@suse.cz>
29243 PR middle-end/69919
29244 * alloc-pool.c (after_memory_report): New variable.
29245 * alloc-pool.h (base_pool_allocator ::release): Do not use
29246 the infrastructure if after_memory_report.
29247 * toplev.c (toplev::main): Mark after memory report.
29249 2016-02-25 Richard Biener <rguenther@suse.de>
29251 PR tree-optimization/48795
29252 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29254 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29257 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29258 offloading is enabled and -fopenacc or -fopenmp is specified.
29259 (CRTOFFLOADEND): Likewise.
29260 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29261 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29262 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29263 (offload_objects_file_name): New static var.
29264 (tool_cleanup): Remove offload_objects_file_name file.
29265 (find_offloadbeginend): Replace with ...
29266 (find_crtoffloadtable): ... this.
29267 (run_gcc): Remove offload_argc and offload_argv.
29268 Get offload_objects_file_name from -foffload-objects=... option.
29269 Read names of object files with offload from this file, pass them to
29270 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29271 don't pass offloadbegin and offloadend to the linker. Don't pass
29272 offload non-LTO files to the linker, because now they're not claimed.
29274 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29277 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29278 on builtin_unreachable.
29280 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29282 PR rtl-optimization/69896
29283 * regcprop.c: Include cfgrtl.h.
29284 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29285 than remembered mode, either delete it (if noop_move_p), or
29286 treat like copy_p but not noop_p instruction.
29288 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29291 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29292 - allow NULL decl for Fortran DW_TAG_common_block variables.
29294 2016-02-24 Jason Merrill <jason@redhat.com>
29296 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29298 2016-02-24 Richard Biener <rguenther@suse.de>
29299 Jakub Jelinek <jakub@redhat.com>
29301 PR middle-end/69760
29302 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29303 conditionally executed ops to well-defined overflow behavior.
29305 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29307 PR middle-end/69915
29308 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29311 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29313 PR rtl-optimization/69886
29314 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29315 argument. Use it when checking validity of set instructions.
29316 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29317 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29319 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29320 * store-motion.c (find_moveable_store): Update
29321 can_assign_to_reg_without_clobbers_p callsite.
29323 2016-02-24 Richard Biener <rguenther@suse.de>
29325 PR middle-end/68963
29326 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29328 (record_nonwrapping_iv): Do not fall back to the low/high bound
29329 for non-constant IV bases if the stmt is not always executed.
29331 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29333 * config/arm/arm-cores.def (cortex-a32): New entry.
29334 * config/arm/arm-tables.opt: Regenerate.
29335 * config/arm/arm-tune.md: Regenerate.
29336 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29337 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29338 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29339 for -mcpu and -mtune.
29341 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29344 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29345 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29346 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29347 (atomic_loaddi_1): Delete.
29348 (atomic_loaddi): Rewrite expander using the above changes.
29350 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29353 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29356 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29357 Richard Biener <rguenth@suse.de>
29359 PR middle-end/69909
29360 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29361 set_mem_attributes if tem is SSA_NAME which got expanded
29364 2016-02-24 Richard Biener <rguenther@suse.de>
29366 PR tree-optimization/69907
29367 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29368 end of permutations for BB vectorization.
29370 2016-02-24 Christian Bruel <christian.bruel@st.com>
29372 * config/arm/arm-c.c (arm_option_override): Initialize
29373 target_option_current_node.
29374 * config/arm/arm.c (arm_pragma_target_parse): Replace
29375 build_target_option_node call by target_option_current_node.
29376 Set target_option_current_node.
29379 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29382 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29383 define_insn_and_split to define_insn.
29384 (zero_extendqi<mode>2_dot2): Same.
29385 (extendqi<mode>2_dot): Same.
29386 (extendqi<mode>2_dot2): Same.
29388 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29390 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29391 and add bypass for AES{D,E} and AESMC pairs.
29392 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29395 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29397 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29398 series for reciprocal square root in Exynos M1.
29400 2016-02-23 Martin Sebor <msebor@redhat.com>
29403 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29404 __builtin_alloca_with_align.
29406 2016-02-23 Richard Henderson <rth@redhat.com>
29408 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29409 (ix86_register_pragmas): Remove __seg_tls.
29410 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29411 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29412 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29413 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29414 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29415 * doc/extend.texi (__seg_tls): Remove item.
29417 2016-02-23 Richard Biener <rguenther@suse.de>
29419 * alloc-pool.h (struct allocation_object): Make id member
29420 conditional on CHECKING_P again.
29421 (get_instance): Adjust.
29422 (base_pool_allocator): Likewise.
29424 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29426 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29427 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29429 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29431 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29433 2016-02-23 Richard Biener <rguenther@suse.de>
29435 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29436 * bitmap.h (struct bitmap_usage): Likewise.
29437 (bitmap_move): Declare.
29438 * bitmap.c (register_overhead): Take size_t argument.
29439 (bitmap_move): New function.
29440 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29441 to properly account overhead.
29442 * tree.c (free_node): Use tree_size.
29444 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29447 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29448 when inverting comparison.
29451 * common.opt (Wunreachable-code): Add Warning flag.
29453 2016-02-23 Mark Wielaard <mjw@redhat.com>
29454 Jakub Jelinek <jakub@redhat.com>
29457 * cgraphunit.c (check_global_declaration): Check main_input_filename
29458 and DECL_SOURCE_FILE are not NULL.
29460 2016-02-23 Martin Jambor <mjambor@suse.cz>
29462 PR tree-optimization/69666
29463 * tree-sra.c (sra_modify_assign): Do not attempt to create
29464 default_def replacements for unscalarizable regions.
29466 2016-02-20 Mark Wielaard <mjw@redhat.com>
29469 * cgraphunit.c (check_global_declaration): Check level of
29470 warn_unused_const_variable and main_input_filename.
29471 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29472 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29473 (-Wunused-const-variable): Explain levels 1 and 2.
29475 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29478 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29479 identical arguments. Formatting and spelling fixes.
29482 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29487 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29488 and m68k-devices.def.
29489 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29490 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29492 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29494 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29495 and HImode registers.
29497 2016-02-22 Richard Biener <rguenther@suse.de>
29499 PR tree-optimization/69882
29500 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29501 preserve permutations present because of gaps.
29502 (vect_supported_load_permutation_p): Always continue checking
29503 permutations after vect_attempt_slp_rearrange_stmts.
29505 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29507 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29508 min_profitable_estimate, rather than min_profitable_iters.
29510 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29513 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29514 SImode for last match_operand.
29516 2016-02-22 Martin Liska <mliska@suse.cz>
29518 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29519 return bitsize - 1 as the return value.
29521 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29525 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29526 Handle negative shift counts.
29527 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29528 force_reg on the shift constant.
29529 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29530 (lshrsi3_d): Handle negative shift counts.
29532 2016-02-22 Richard Biener <rguenther@suse.de>
29533 Tom de Vries <tom@codesourcery.com>
29535 * graph.c: Include dumpfile.h.
29536 (print_graph_cfg): Split into three overloads.
29537 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29539 2016-02-22 Tom de Vries <tom@codesourcery.com>
29541 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29544 2016-02-22 Richard Biener <rguenther@suse.de>
29547 * ipa-inline-transform.c (inline_call): When not updating
29548 overall summaries adjust self size by the growth estimate.
29549 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29550 hash-set, do not update overall summaries here. Renamed from ...
29551 (inline_to_all_callers): ... this which is now wrapping the
29552 above and performing delayed overall summary update.
29553 (early_inline_small_functions): Delay updating of the overall
29556 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29558 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29561 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29564 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29565 :%* in %:gt() argument.
29566 (greater_than_spec_func): Adjust for expecting only numbers,
29567 if there are more than two numbers, compare the last two.
29569 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29571 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29572 -Wnarrowing with -std.
29574 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29577 * expr.c (store_field): Don't use bit-field path if exp is
29578 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29579 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29580 and the assignment can be performed by bitwise copy. Formatting
29583 PR middle-end/69838
29584 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29585 call copy_reg_eh_region_note_forward on before and/or after sequences
29586 and remove note from insn if it no longer can throw.
29589 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29590 if TARGET_AVX512BW.
29592 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29594 * config/s390/vector.md: Add missing commutative operand markers
29595 to the patterns which qualify for one.
29596 * config/s390/vx-builtins.md: Likewise.
29598 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29600 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29601 types to mode iterators.
29602 (vec_double): ... and mode attribute.
29603 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29605 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29607 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29608 Change the predicate of op2 from nonimmediate to general and let
29609 reload fix it if necessary.
29611 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29613 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29615 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29617 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29620 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29622 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29623 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29624 * config/s390/s390.md ("movstr<P:mode>"): Call
29625 s390_expand_vec_movstr.
29627 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29629 * config/s390/s390.md: Add missing output modifier for operand 1
29630 to print it as address properly.
29632 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29634 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29635 * config/s390/2964.md: New file.
29636 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29637 of insn grouping attributes depending on the CPU level.
29638 (s390_get_unit_mask): New function.
29639 (s390_sched_score): Remove the OOO from the scheduling macros.
29640 Add loop to calculate a score for the instruction mix.
29641 (s390_sched_reorder): Likewise plus improve debug output.
29642 (s390_sched_variable_issue): Rename macros as above. Calculate
29643 the unit distances after actually scheduling an insn. Improve
29645 (s390_sched_init): Clear last_scheduled_unit_distance array.
29646 * config/s390/s390.md: Include 2964.md.
29648 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29651 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29652 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29653 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29654 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29655 *avx512f_<code>v8div16qi2_mask_1): New insns.
29657 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29660 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29663 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29664 earlyclobber from target. Use wF constraint for fused memory
29666 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29668 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29669 Martin Liska <mliska@suse.cz>
29672 * cfgexpand.c (asan_sanitize_stack_p): New function.
29673 (partition_stack_vars): Use the function.
29674 (expand_stack_vars): Likewise.
29675 (defer_stack_allocation): Likewise.
29676 (expand_used_vars): Likewise.
29678 2016-02-18 Richard Biener <rguenther@suse.de>
29680 PR middle-end/69553
29681 * fold-const.c (operand_equal_p): Properly compare offsets for
29682 IMAGPART_EXPR and ARRAY_REF.
29684 2016-02-18 Nick Clifton <nickc@redhat.com>
29688 * config/arm/arm.c (arm_option_override_internal): Disable
29689 interworking if the target does not support thumb instructions.
29690 (arm_reload_in_hi): Handle the case where a register to register
29691 move needs reloading because there is no simple pattern to handle
29693 (arm_reload_out_hi): Likewise.
29695 2016-02-18 Richard Biener <rguenther@suse.de>
29697 PR middle-end/69854
29698 * match.pd: Don't use fold_binary or fold_unary for folding
29701 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29704 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29705 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29706 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29707 warn on gimple_no_warning_p statements.
29709 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29711 * doc/extend.texi (C++ Attributes): Correct description of
29712 warn_unused type attribute.
29714 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29716 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29717 correct instruction.
29719 2016-02-17 Richard Biener <rguenther@suse.de>
29721 PR rtl-optimization/69609
29722 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29723 (find_traces_1_round): When ending a trace update cached priority
29725 (bb_to_key): Use cached priority when available.
29726 (copy_bb): Initialize cached priority.
29727 (reorder_basic_blocks_software_trace_cache): Likewise.
29729 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29732 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29734 (aarch64_comparison_operator): Break overly long line into two.
29735 (aarch64_comparison_operation): Likewise.
29736 * config/aarch64/aarch64.md (cstorecc4): Use
29737 aarch64_comparison_operator_mode instead of
29738 aarch64_comparison_operator.
29739 (cstore<mode>4): Likewise.
29740 (aarch64_cstore<mode>): Likewise.
29741 (*cstoresi_insn_uxtw): Likewise.
29742 (cstore<mode>_neg): Likewise.
29743 (*cstoresi_neg_uxtw): Likewise.
29745 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29748 * config/arm/predicates.md (arm_comparison_operator_mode):
29750 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29751 instead of arm_comparison_operator.
29752 (*mov_negscc): Likewise.
29753 (*mov_notscc): Likewise.
29754 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29755 (*thumb2_mov_negscc): Likewise.
29756 (*thumb2_mov_negscc_strict_it): Likewise.
29757 (*thumb2_mov_notscc): Likewise.
29758 (*thumb2_mov_notscc_strict_it): Likewise.
29760 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29762 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29763 Add missing return.
29765 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29767 * config/visium/visium.c (machine_libfunc_index): New enum.
29768 (machine_libfuncs): New structure.
29769 (visium_libfuncs): New static variable.
29770 (TARGET_INIT_LIBFUNCS): Define to...
29771 (visium_init_libfuncs): ...this. New function.
29772 (expand_block_move_4): Use the appropriate libfunc.
29773 (expand_block_move_2): Likewise.
29774 (expand_block_move_1): Likewise.
29775 (expand_block_set_4): Likewise.
29776 (expand_block_set_2): Likewise.
29777 (expand_block_set_1): Likewise.
29778 (visium_trampoline_init): Likewise.
29780 2016-02-17 Nick Clifton <nickc@redhat.com>
29782 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29783 TI's devices.csv file as of March 2016.
29785 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29788 * opts-global.c (handle_common_deferred_options): Introduce and
29789 initialize two global variables to remember command-line options
29790 specifying a stack-limiting register.
29791 * opts.h: Add extern declarations of the two new global variables.
29792 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29793 variable based on the values of the two new global variables.
29795 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29798 * common.opt (Wnonnull-compare): New warning.
29799 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29800 of arguments against NULL.
29801 (-Wnonnull-compare): Document.
29802 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29803 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29804 * passes.def (pass_warn_nonnull_compare): Add.
29805 * gimple-ssa-nonnull-compare.c: New file.
29807 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29809 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29810 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29812 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29814 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29815 reciprocal sqrt for -mlow-precision-recip-sqrt.
29817 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29818 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29820 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29821 always use lane loads to construct non-constant vectors.
29823 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29825 * config/aarch64/aarch64.md
29826 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29827 constraints for operand 3.
29828 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29830 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29831 Richard Biener <rguenther@suse.de>
29833 PR tree-optimization/69820
29834 * tree-vect-patterns.c (type_conversion_p): Return false if
29835 *orig_type is unsigned single precision or boolean.
29836 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29839 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29841 PR rtl-optimization/69764
29842 PR rtl-optimization/69771
29843 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29844 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29846 2016-02-16 Richard Biener <rguenther@suse.de>
29848 PR tree-optimization/69776
29849 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29851 (indirect_refs_may_alias_p): Likewise.
29852 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29853 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29854 according to tbaa_p.
29855 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29856 (optimize_stmt): For redundant store discovery do not allow tbaa.
29858 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29860 PR tree-optimization/69714
29861 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29862 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29864 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29866 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29867 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29868 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29869 * config/arc/arc.c (arc_init): Check FPU options.
29870 (get_arc_condition_code): Handle new CC_FPU* modes.
29871 (arc_select_cc_mode): Likewise.
29872 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29873 register pair only. Allow access for ARCv2 accumulator.
29874 (gen_compare_reg): Whenever we have FPU support use FPU compare
29876 (arc_reorg): Don't generate brcc insns when FPU compare
29877 instructions are involved.
29878 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29879 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29880 floating point emulation.
29881 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29882 (REVERSE_CONDITION): Add new CC_FPU* modes.
29883 (TARGET_FP_SP_BASE): Define.
29884 (TARGET_FP_DP_BASE): Likewise.
29885 (TARGET_FP_SP_FUSED): Likewise.
29886 (TARGET_FP_DP_FUSED): Likewise.
29887 (TARGET_FP_SP_CONV): Likewise.
29888 (TARGET_FP_DP_CONV): Likewise.
29889 (TARGET_FP_SP_SQRT): Likewise.
29890 (TARGET_FP_DP_SQRT): Likewise.
29891 (TARGET_FP_DP_AX): Likewise.
29892 * config/arc/arc.md (ARCV2_ACC): New constant.
29893 (type): New fpu type attribute.
29894 (SDF): Conditional iterator.
29895 (cstore<mode>, cbranch<mode>): Change expand condition.
29896 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29897 handles FPU/FPX cases as well.
29898 * config/arc/arc.opt (mfpu): New option.
29899 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29901 (adddf3, muldf3, subdf3): Removed.
29902 * config/arc/predicates.md (proper_comparison_operator): Recognize
29904 * config/arc/fpu.md: New file.
29905 * doc/invoke.texi (ARC Options): Document mfpu option.
29907 2016-02-16 Richard Biener <rguenther@suse.de>
29909 PR rtl-optimization/69291
29910 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29911 noce_operand_ok check.
29913 2016-02-16 Tom de Vries <tom@codesourcery.com>
29916 * omp-low.c (simd_clone_create): Remove call to
29917 symtab->call_cgraph_insertion_hooks.
29919 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29921 PR tree-optimization/69802
29922 * tree-ssa-reassoc.c (update_range_test): If op is
29923 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29924 op == 1 test of precision 1 integral op, otherwise handle
29925 that case as op itself. Fix up formatting.
29926 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29929 2016-02-16 Richard Biener <rguenther@suse.de>
29931 PR tree-optimization/69586
29932 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29933 types for conversion sources.
29935 2016-02-16 Richard Biener <rguenther@suse.de>
29937 PR middle-end/69801
29938 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29939 mask OEP_ADDRESS_OF.
29941 2016-02-16 Alan Modra <amodra@gmail.com>
29944 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29945 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29946 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29948 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29949 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29950 (p8_fmrgow_<mode>): Likewise.
29951 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29953 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29954 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29955 to use movdi_internal64. Remove op0_di.
29956 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29958 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29960 Add support for the FCCMP insn types
29962 * config/aarch64/aarch64.md (fccmp): Change insn type.
29963 (fccmpe): Likewise.
29964 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29965 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29966 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29967 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29968 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29969 * config/arm/types.md (fccmps): Add new insn type.
29970 (fccmpd): Likewise.
29972 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29974 * alias.c (get_alias_set): Fix a typo in comment.
29976 2016-02-15 Richard Biener <rguenther@suse.de>
29978 PR tree-optimization/69595
29979 * match.pd: Complete range test simplification to true.
29981 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29983 PR rtl-optimization/69648
29984 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29985 pic_offset_table_rtx.
29987 PR rtl-optimization/69752
29988 * ira.c (update_equiv_regs): When looking for more than a single SET,
29989 also take other side effects into account.
29991 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29993 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29994 for z900+ CPUs in 31-bit mode.
29996 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29998 * common/config/s390/s390-common.c (s390_supports_split_stack):
30000 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30001 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30002 * config/s390/s390.c (struct machine_function): New field
30003 split_stack_varargs_pointer.
30004 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30005 in s390_emit_prologue.
30006 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30008 (morestack_ref): New global.
30009 (SPLIT_STACK_AVAILABLE): New macro.
30010 (s390_expand_split_stack_prologue): New function.
30011 (s390_live_on_entry): New function.
30012 (s390_va_start): Use split-stack vararg pointer if appropriate.
30013 (s390_asm_file_end): Emit the split-stack note sections.
30014 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30015 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30016 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30017 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30018 (split_stack_prologue): New expand.
30019 (split_stack_space_check): New expand.
30020 (split_stack_data): New insn.
30021 (split_stack_call): New expand.
30022 (split_stack_call_*): New insn.
30023 (split_stack_cond_call): New expand.
30024 (split_stack_cond_call_*): New insn.
30026 2016-02-15 Richard Biener <rguenther@suse.de>
30028 PR tree-optimization/69783
30029 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30030 Add trivially correct cases.
30032 2016-02-15 Tom de Vries <tom@codesourcery.com>
30035 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30037 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30039 2016-02-15 Richard Biener <rguenther@suse.de>
30041 PR tree-optimization/69776
30042 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30043 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30044 indicate whether we can use TBAA to disambiguate against stores.
30045 Use alias-set zero if not.
30046 (visit_reference_op_store): Do not use TBAA when looking up
30048 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30049 (eliminate_dom_walker::before_dom_children): But not when looking
30050 up redundant stores.
30052 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30054 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30056 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30058 * config/i386/znver1.md
30059 (znver1_pop, znver1_pop_mem,
30060 znver1_load_imov_double_store,
30061 znver1_load_imov_direct_store,
30062 znver1_load_imov_direct_load,
30063 znver1_load_imov_double_load): Add new.
30064 (znver1_insn, znver1_insn_load): Add icmov type.
30065 (znver1_sseavx_fma,
30066 znver1_sseavx_fma_load,
30068 znver1_avx256_fma_load): Fix pipe usage.
30070 2016-02-14 Alan Modra <amodra@gmail.com>
30073 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30074 with an invalid hard reg, reload just the reg not the entire
30075 pre/post-inc/dec address expression.
30077 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30080 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30081 fixed R1_REG scratch reg.
30082 (sibcall_value_pcrel_fdpic): Likewise.
30084 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30088 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30090 2016-02-12 Walter Lee <walt@tilera.com>
30092 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30093 * config/tilegx/t-tilegx: Likewise.
30095 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30098 * diagnostic-show-locus.c (struct line_span): New struct.
30099 (layout::get_first_line): Delete.
30100 (layout::get_last_line): Delete.
30101 (layout::get_num_line_spans): New member function.
30102 (layout::get_line_span): Likewise.
30103 (layout::print_heading_for_line_span_index_p): Likewise.
30104 (layout::get_expanded_location): Likewise.
30105 (layout::calculate_line_spans): Likewise.
30106 (layout::m_first_line): Delete.
30107 (layout::m_last_line): Delete.
30108 (layout::m_line_spans): New field.
30109 (layout::layout): Update comment. Replace m_first_line and
30110 m_last_line with m_line_spans, replacing their initialization
30111 with a call to calculate_line_spans.
30112 (diagnostic_show_locus): When printing source lines and
30113 annotations, rather than looping over a single span
30114 of lines, instead loop over each line_span within
30115 the layout, with an inner loop over the lines within them.
30116 Call the context's start_span callback when changing line spans.
30117 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30118 (diagnostic_build_prefix): Break out the building of the location
30119 part of the string into...
30120 (diagnostic_get_location_text): ...this new function, rewriting
30121 it from nested ternary expressions to a sequence of "if"
30123 (default_diagnostic_start_span_fn): New function.
30124 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30125 (diagnostic_context::start_span): New field.
30126 (default_diagnostic_start_span_fn): New prototype.
30128 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30131 * gcc.c (driver::finalize): Fix cleanup of "specs".
30133 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30137 * gcc.c (driver::driver): Initialize m_option_suggestions.
30138 (driver::~driver): Clean up m_option_suggestions.
30139 (suggest_option): Convert to...
30140 (driver::suggest_option): ...this, and split out into
30141 driver::build_option_suggestions and find_closest_string.
30142 (driver::build_option_suggestions): New function, from
30143 first half of suggest_option. Special-case
30144 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30145 the sanitizer_opts array. For options of enum types, add the
30146 various enum values to the candidate strings.
30147 (driver::handle_unrecognized_options): Remove "const".
30148 * gcc.h (driver::handle_unrecognized_options): Likewise.
30149 (driver::build_option_suggestions): New decl.
30150 (driver::suggest_option): New decl.
30151 (driver::m_option_suggestions): New field.
30152 * opts-common.c (add_misspelling_candidates): New function.
30153 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30154 and make non-static.
30155 * opts.h (sanitizer_opts): New array decl.
30156 (add_misspelling_candidates): New function decl.
30157 * spellcheck.c (find_closest_string): New function.
30158 * spellcheck.h (find_closest_string): New function decl.
30160 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30162 PR rtl-optimization/69764
30163 PR rtl-optimization/69771
30164 * optabs.c (expand_binop_directly): For shift_optab_p, force
30165 convert_modes with VOIDmode if xop1 has VOIDmode.
30167 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30170 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30171 to correctly determine instrumentation thunks.
30173 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30176 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30177 type by reference, force lhs on the call.
30180 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30181 Compute retval and retbnd early in all cases if split_part_return_p
30182 and return_bb is not EXIT. Remove all clobber stmts and reset
30183 all debug stmts that refer to SSA_NAMEs defined in split part,
30184 except if it is retval, in that case replace the old retval with the
30185 lhs of the call to the split part.
30187 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30190 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30192 PR middle-end/66726
30193 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30194 whose result is used in PHI.
30195 (maybe_optimize_range_tests): Likewise.
30196 (final_range_test_p): Likweise.
30198 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30200 PR middle-end/66726
30201 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30202 whose result is used in PHI.
30203 (maybe_optimize_range_tests): Likewise.
30204 (final_range_test_p): Likweise.
30206 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30208 * cgraph.c: Spelling fixes - behaviour -> behavior and
30209 neighbour -> neighbor.
30210 * target.def: Likewise.
30211 * sel-sched.c: Likewise.
30212 * config/mips/mips.c: Likewise.
30213 * config/arc/arc.md: Likewise.
30214 * config/arm/cortex-a57.md: Likewise.
30215 * config/arm/arm.c: Likewise.
30216 * config/arm/neon.md: Likewise.
30217 * config/arm/arm-c.c: Likewise.
30218 * config/vms/vms-c.c: Likewise.
30219 * config/s390/s390.c: Likewise.
30220 * config/i386/znver1.md: Likewise.
30221 * config/i386/i386.c: Likewise.
30222 * config/ia64/hpux-unix2003.h: Likewise.
30223 * config/msp430/msp430.md: Likewise.
30224 * config/rx/rx.c: Likewise.
30225 * config/rx/rx.md: Likewise.
30226 * config/aarch64/aarch64-simd.md: Likewise.
30227 * config/aarch64/aarch64.c: Likewise.
30228 * config/nvptx/nvptx.c: Likewise.
30229 * config/bfin/bfin.c: Likewise.
30230 * config/cris/cris.opt: Likewise.
30231 * config/rs6000/rs6000.c: Likewise.
30232 * target.h: Likewise.
30233 * spellcheck.c: Likewise.
30234 * ira-build.c: Likewise.
30235 * tree-inline.c: Likewise.
30236 * builtins.c: Likewise.
30237 * lra-constraints.c: Likewise.
30238 * explow.c: Likewise.
30239 * hwint.h: Likewise.
30240 * targhooks.c: Likewise.
30241 * tree-vect-data-refs.c: Likewise.
30242 * expr.c: Likewise.
30243 * doc/tm.texi: Likewise.
30244 * doc/extend.texi: Likewise.
30245 * doc/install.texi: Likewise.
30246 * doc/md.texi: Likewise.
30247 * tree-ssa-tail-merge.c: Likewise.
30248 * sched-int.h: Likewise.
30249 * match.pd: Likewise.
30250 * sched-ebb.c: Likewise.
30251 * target.def (omit_struct_return_reg): Likewise.
30252 * gimple-ssa-isolate-paths.c: Likewise.
30253 (find_implicit_erroneous_behaviour): Renamed to...
30254 (find_implicit_erroneous_behavior): ... this.
30255 (find_explicit_erroneous_behaviour): Renamed to...
30256 (find_explicit_erroneous_behavior): ... this.
30257 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30259 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30261 PR rtl-optimization/64682
30262 PR rtl-optimization/69567
30263 PR rtl-optimization/69737
30264 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30265 in I2 as well, just lose it.
30267 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30269 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30271 (aarch64_last_printed_tune_string): Likewise.
30272 (aarch64_declare_function_name): Only output .arch assembler
30273 directive if it will be different from the previously output
30274 directive. Same for .tune comment but only if -dA is set.
30275 (aarch64_start_file): New function.
30276 (TARGET_ASM_FILE_START): Define.
30278 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30281 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30283 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30286 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30287 -Wmaybe-uninitialized warning.
30289 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30292 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30294 2016-02-11 Richard Biener <rguenther@suse.de>
30296 PR rtl-optimization/69291
30297 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30298 subexpressions affected by changing the result.
30300 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30303 * lra-constraints.c (curr_insn_transform): Find in/out operands
30304 for secondary memory moves. Update dups.
30306 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30308 PR tree-optimization/69652
30309 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30310 to nested loop, did source re-formatting, skip debug statements,
30311 add check on statement with volatile operand, remove dead scalar
30314 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30315 Patrick Palka <ppalka@gcc.gnu.org>
30319 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30320 calls if the return type is TREE_ADDRESSABLE.
30321 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30322 * ipa-split.c (split_function): Fix doubled "we" in comment.
30323 Use void return type for the split part even if
30324 !split_point->split_part_set_retval.
30326 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30328 PR tree-optimization/68021
30329 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30330 when computing the value of biv cand by itself.
30332 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30334 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30335 (cortexa57_tunings): Likewise.
30336 (cortexa72_tunings): Likewise.
30337 (arch_macro_fusion_pair_p): Add support for AES fusion.
30338 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30339 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30340 Allow virtual registers before reload so early scheduling works.
30341 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30342 correct latency and pipeline.
30343 (cortex_a57_crypto_complex): Likewise.
30344 (cortex_a57_crypto_xor): Likewise.
30345 (define_bypass): Add AES bypass.
30347 2016-02-10 Richard Biener <rguenther@suse.de>
30349 PR tree-optimization/69726
30350 * passes.def: Add DCE pass before late uninit.
30351 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30352 really fixup if-conversions job.
30354 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30356 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30357 (arm_cortex_a57_tune): Likewise.
30358 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30359 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30361 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30363 * timevar.def (TV_PHASE_DBGINFO): Delete.
30364 (TV_PHASE_CHECK_DBGINFO): Likewise.
30365 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30367 2016-02-10 Richard Biener <rguenther@suse.de>
30369 PR tree-optimization/69719
30370 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30371 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30373 2016-02-09 Andrew Pinski <apinski@cavium.com>
30376 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30377 get_vcond_mask_icode returns false.
30379 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30382 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30383 an ADDIS that adds a pointer to a large constant that sets the
30384 upper16 bits with a load operation.
30386 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30389 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30391 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30393 (vzipq_s16): Likewise.
30394 (vzipq_s32): Likewise.
30395 (vzipq_f32): Likewise.
30396 (vzipq_u8): Likewise.
30397 (vzipq_u16): Likewise.
30398 (vzipq_u32): Likewise.
30399 (vzipq_p8): Likewise.
30400 (vzipq_p16): Likewise.
30402 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30405 * config/arm/arm.c (neon_endian_lane_map): New function.
30406 (neon_vector_pair_endian_lane_map): New function.
30407 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30408 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30410 (vuzpq_s16): Likewise.
30411 (vuzpq_s32): Likewise.
30412 (vuzpq_f32): Likewise.
30413 (vuzpq_u8): Likewise.
30414 (vuzpq_u16): Likewise.
30415 (vuzpq_u32): Likewise.
30416 (vuzpq_p8): Likewise.
30417 (vuzpq_p16): Likewise.
30419 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30422 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30425 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30427 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30428 truncate const_int operand 1 to QImode.
30430 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30432 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30433 corresponding to an abnormal edge.
30435 2016-02-09 Tom de Vries <tom@codesourcery.com>
30437 PR tree-optimization/69599
30438 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30440 (find_func_aliases_for_builtin_call, find_func_clobbers)
30441 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30444 2016-02-09 Richard Biener <rguenther@suse.de>
30446 PR tree-optimization/69715
30447 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30448 LHS on calls as non-rewritable.
30450 2016-02-09 Tom de Vries <tom@codesourcery.com>
30453 * lto-wrapper.c (append_diag_options): New function.
30454 (compile_offload_image): Call append_diag_options.
30456 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30459 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30460 Minor copy-edit to fix verb tenses.
30462 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30464 PR tree-optimization/69209
30465 * ipa-split.c (split_function): If split part is not
30466 returning retval, retval has gimple type but is not
30467 gimple value, force it into a SSA_NAME first.
30469 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30471 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30474 2016-02-08 Jason Merrill <jason@redhat.com>
30477 * convert.c (convert_to_integer_1): Check dofold on truncation
30479 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30480 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30481 Rename from *_nofold.
30482 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30483 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30485 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30488 * tree.c (build_common_tree_nodes): Remove short_double argument.
30489 All callers changed.
30490 * tree.h (build_common_tree_nodes): Adjust declaration.
30491 * doc/invoke.texi (-fshort-double): Remove documentation.
30492 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30493 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30494 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30495 (append_linker_options): Don't handle OPT_fshort_double.
30497 PR rtl-optimization/68730
30498 * lra-remat.c (insn_to_cand_activation): New static variable.
30499 (lra_remat): Allocate and free it.
30500 (create_cand): New arg activation. Initialize a field in
30501 insn_to_cand_activation if it is nonnull.
30502 (create_cands): Pass the activation insn to create_cand when making
30503 a candidate involving an output reload. Reorganize code a little.
30504 (do_remat): Keep track of active status of candidates in a separate
30507 2016-02-08 Richard Biener <rguenther@suse.de>
30509 PR tree-optimization/69719
30510 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30511 Properly use absolute of the difference of the two offsets to
30512 compare or adjust the segment length.
30514 2016-02-08 Richard Biener <rguenther@suse.de>
30515 Jeff Law <law@redhat.com>
30518 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30519 types for anonymous SSA names.
30521 2016-02-08 Richard Biener <rguenther@suse.de>
30523 PR rtl-optimization/69274
30524 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30526 2016-02-08 Jeff Law <law@redhat.com>
30528 PR tree-optimization/65917
30529 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30530 equivalences from if (x == y) style conditionals.
30531 (loop_depth_of_name): Remove.
30532 (record_equality): Remove loop depth check.
30533 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30534 (const_and_copies::record_const_or_copy_raw): New member function.
30535 * tree-ssa-scopedtables.c
30536 (const_and_copies::record_const_or_copy_raw): New, factored out of
30537 (const_and_copies::record_const_or_copy): Call new member function.
30539 2016-02-05 Jeff Law <law@redhat.com>
30541 PR tree-optimization/68541
30542 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30543 (count_stmts_in_block): New function.
30544 (poor_ifcvt_candidate_code): Likewise.
30545 (is_feasible_trace): Add some heuristics to determine when path
30546 splitting is profitable.
30547 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30548 is a diamond with a single exit.
30550 2016-02-05 Martin Sebor <msebor@redhat.com>
30553 * doc/invoke.texi: Update -Wplacement-new to take an optional
30556 2016-02-06 Richard Henderson <rth@redhat.com>
30559 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30560 out of non-standard address spaces.
30562 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30564 PR rtl-optimization/69691
30565 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30567 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30569 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30570 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30571 (*ieee128_mfvsrd_64bit): Likewise.
30572 (*ieee128_mfvsrd_32bit): Likewise.
30574 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30578 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30580 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30581 instrumented_version.
30583 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30585 * doc/invoke.texi (Optimize Options): In table of --param options
30586 rename second occurrence of tracer-min-branch-ratio to
30587 tracer-min-branch-probability, rename
30588 tracer-min-branch-ratio-feedback to
30589 tracer-min-branch-probability-feedback and clarify description,
30590 rename sched-spec-state-edge-prob-cutoff to
30591 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30592 to selsched-insns-to-rename, rename lto-minpartition to
30593 lto-min-partition, delete reorder-blocks-duplicate and
30594 reorder-blocks-duplicate-feedback.
30596 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30598 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30601 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30603 * doc/extend.texi: S/390: Correct some typos.
30605 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30607 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30609 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30612 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30613 (s390_register_info_gprtofpr): Use new macros above.
30614 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30616 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30617 its name. Adjust restore and save gpr ranges.
30618 (s390_register_info_set_ranges): New function.
30619 (s390_register_info): Use new macros above. Call
30620 s390_register_info_set_ranges.
30621 (s390_optimize_register_info): Likewise.
30622 (s390_hard_regno_rename_ok): Use new macros.
30623 (s390_hard_regno_scratch_ok): Likewise.
30624 (s390_emit_epilogue): Likewise.
30625 (s390_can_use_return_insn): Likewise.
30626 (s390_optimize_prologue): Likewise.
30627 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30629 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30632 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30634 (ix86_option_override_internal): Disable TARGET_STV even for
30635 -m{incoming,preferred}-stack-boundary=3.
30637 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30639 * config.gcc: Mark deprecated rtems targets as obsolete.
30641 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30643 PR rtl-optimization/64682
30644 PR rtl-optimization/69567
30645 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30646 before I2 only if the register is both used and set in I2.
30648 2016-02-04 DJ Delorie <dj@redhat.com>
30650 * config/msp430/msp430.c (msp430_start_function): Add function type.
30652 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30655 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30657 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30659 PR rtl-optimization/69577
30661 2015-10-29 Richard Henderson <rth@redhat.com>
30665 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30666 sse check to the exact conditions of PR 67609.
30668 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30671 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30672 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30673 not allowed into the traditional Altivec registers.
30674 (movtd_64bit_nodm): Likewise.
30675 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30677 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30679 * config/aarch64/cortex-a57-fma-steering.c
30680 (aarch64_register_fma_steering): Remove "static" from arguments
30683 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30686 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30687 twice when complex.
30689 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30691 * doc/invoke.texi: Delete -mno-fma4.
30693 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30695 PR rtl-optimization/69577
30696 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30697 (find_subregs_of_mode): Update accordingly. Iterate over partial
30700 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30702 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30703 * config/arm/arm.c (neon_reinterpret): Remove.
30704 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30705 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30706 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30707 vreinterpretti): Remove.
30708 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30709 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30710 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30711 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30712 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30713 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30714 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30715 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30716 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30717 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30718 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30719 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30720 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30721 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30722 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30723 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30724 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30725 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30726 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30727 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30728 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30729 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30730 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30731 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30732 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30733 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30734 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30735 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30736 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30737 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30738 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30739 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30740 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30741 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30742 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30743 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30744 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30745 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30746 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30747 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30748 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30749 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30750 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30751 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30752 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30753 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30754 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30755 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30756 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30757 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30758 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30759 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30760 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30761 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30762 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30763 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30764 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30765 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30766 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30767 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30768 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30769 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30770 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30771 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30772 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30773 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30774 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30775 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30776 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30777 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30778 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30779 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30780 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30781 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30782 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30783 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30784 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30785 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30786 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30787 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30788 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30789 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30790 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30791 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30792 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30793 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30794 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30795 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30796 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30797 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30798 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30799 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30800 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30801 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30802 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30803 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30804 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30805 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30806 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30807 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30808 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30809 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30810 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30812 2016-02-04 Martin Liska <mliska@suse.cz>
30815 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30816 that are gimple_store_p.
30817 (maybe_instrument_call): Likewise.
30819 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30821 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30822 register scaling out of memory reference and comment why.
30824 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30828 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30829 folding the source of a SET.
30831 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30835 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30836 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30838 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30842 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30845 2016-02-04 Christian Bruel <christian.bruel@st.com>
30847 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30848 * config/arm/arm.c (arm_set_current_function): Likewise.
30850 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30851 Ilya Enkovich <enkovich.gnu@gmail.com>
30852 H.J. Lu <hongjiu.lu@intel.com>
30855 * config/i386/i386.c (convert_scalars_to_vector): Remove
30856 stack alignment fixes.
30857 (ix86_option_override_internal): Disable TARGET_STV if stack
30858 might not be aligned enough.
30859 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30861 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30863 * config/i386/x86-tune.def: Disable default prefetching
30866 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30867 Vladimir Makarov <vmakarov@redhat.com>
30870 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30871 in validating fused toc addresses.
30873 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30876 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30877 range->m_caret fields if range->m_show_caret_p is false.
30880 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30881 Force oldval into register if it does not satisfy reg_or_short_operand
30882 predicate. Fix up formatting.
30884 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30885 Alexandre Oliva <aoliva@redhat.com>
30888 * lra-constraints.c (simplify_operand_subreg): Check additionally
30889 address validity after potential reloading.
30890 (process_address_1): Check insns validity. In case of failure do
30893 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30896 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30899 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30901 * wide-int.cc (canonize_uhwi): New function.
30902 (wi::divmod_internal): Use it.
30904 2016-02-02 James Norris <jnorris@codesourcery.com>
30906 * gimplify.c (omp_notice_variable): Add usage check.
30908 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30910 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30911 like LE, GE, LT, GT when emitting relational operator.
30913 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30915 * ira-costs.c (find_costs_and_classes): Add extra argument.
30916 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30917 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30918 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30919 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30920 Add best_class parameter, and return it if not ALL_REGS.
30921 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30923 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30924 Update target hook.
30926 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30928 * config/aarch64/aarch64.c
30929 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30930 (aarch64_ira_change_pseudo_allocno_class): New function.
30932 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30935 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30937 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30939 * config/avr/avr.c (avr_option_override): Set
30940 PARAM_ALLOW_STORE_DATA_RACES to 1.
30942 2016-02-02 Richard Biener <rguenther@suse.de>
30944 PR tree-optimization/69595
30945 * match.pd: Add range test simplifications to true/false.
30947 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30949 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30950 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30953 2016-02-02 Richard Biener <rguenther@suse.de>
30955 PR tree-optimization/69606
30956 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30957 info on the result before moving a stmt.
30959 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30961 PR middle-end/68542
30962 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30963 branch with vector comparison.
30964 * config/i386/sse.md (VI48_AVX): New mode iterator.
30965 (define_expand "cbranch<mode>4): Add support for conditional branch
30966 with vector comparison.
30967 * tree-vect-loop.c (optimize_mask_stores): New function.
30968 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30969 has_mask_store field of vect_info.
30970 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30971 vectorized loops having masked stores after vec_info destroy.
30972 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30973 correspondent macros.
30974 (optimize_mask_stores): Add prototype.
30976 2016-02-02 Alan Modra <amodra@gmail.com>
30979 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30982 2016-02-02 Alan Modra <amodra@gmail.com>
30985 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30986 whenever toc_label_name used.
30987 (rs6000_file_start): Don't set up toc section here,
30988 (rs6000_output_function_epilogue): do so here instead,
30989 (rs6000_xcoff_file_start): and here.
30990 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30991 (load_toc_aix_di): Likewise.
30993 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30995 PR rtl-optimization/69592
30996 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30997 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30998 (num_sign_bit_copies_binary_arith_p): New inline function.
30999 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31001 2016-02-01 Jeff Law <law@redhat.com>
31003 PR tree-optimization/69580
31004 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31005 * tree-ssa-threadbackward.c
31006 (fsm_find_control_statement_thread_paths): Do not try to walk
31007 through large PHI nodes.
31009 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31011 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31012 when count is incremented above limit, don't analyze further
31015 * omp-low.c (oacc_parse_default_dims): Avoid
31016 -Wsign-compare warning, make sure value fits into int
31017 rather than just unsigned int.
31019 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31021 PR tree-optimization/67921
31022 * fold-const.c (split_tree): New parameters. Convert pointer
31023 type variable part to proper type before negating.
31024 (fold_binary_loc): Pass new arguments to split_tree.
31026 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31028 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31029 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31030 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31031 * doc/tm.texti: Rebuilt.
31032 * doc/invoke.texi (fopenacc-dim): Document.
31033 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31034 (append_compiler_options): Likewise.
31035 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31036 (oacc_parse_default_dims): New.
31037 (oacc_validate_dims): Add USED arg. Select non-unity default when
31039 (oacc_loop_fixed_partitions): Return mask of used partitions.
31040 (oacc_loop_auto_partitions): Emit dump info.
31041 (oacc_loop_partition): Return mask of used partitions.
31042 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31043 loop partitioning and validation calls.
31045 2016-02-01 Richard Biener <rguenther@suse.de>
31047 PR middle-end/69556
31048 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31050 2016-02-01 Richard Biener <rguenther@suse.de>
31052 PR tree-optimization/69574
31053 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31054 of asserting return chrec_dont_know.
31056 2016-02-01 Martin Liska <mliska@suse.cz>
31058 * mem-stats-traits.h: Add copyright header.
31059 * mem-stats.h: Likewise.
31061 2016-02-01 Richard Biener <rguenther@suse.de>
31063 PR tree-optimization/69579
31064 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31065 Do not propagate through abnormal PHI results.
31067 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31069 * postreload.c (reload_cse_simplify): Remove dead code.
31071 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31073 PR rtl-optimization/69570
31074 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31075 if there is more than one set, not if there is a single set.
31077 2016-02-01 Richard Henderson <rth@redhat.com>
31080 * combine.c (make_compound_operation): When looking through a
31081 subreg, make sure to re-extend to the width of the outer mode.
31083 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31085 PR tree-optimization/69546
31086 * wide-int.cc (wi::divmod_internal): For unsigned division
31087 where both operands fit into uhwi, if o1 is 1 and o0 has
31088 msb set, if divident_prec is larger than bits per hwi,
31089 clear another quotient word and return 2 instead of 1.
31090 Similarly for remainder with msb in HWI set, if dividend_prec
31091 is larger than bits per hwi.
31093 2016-01-29 Martin Jambor <mjambor@suse.cz>
31095 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31096 Use short lowercase names.
31097 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31098 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31099 acq_rel one. Protect warning agains segfaults if
31100 get_memory_order_name returns NULL.
31101 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31102 with release semantics. Do not warn if get_memory_order already did.
31103 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31104 semantics. Fix check for relaxed or acquire semantics. Do not warn
31105 if get_memory_order already did.
31107 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31109 * doc/install.texi: Document that isl-0.16 is supported.
31111 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31114 * config/i386/constraints.md (Bm): Describe as special memory
31116 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31117 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31118 * genpreds.c (struct constraint_data): Add is_special_memory.
31119 (have_special_memory_constraints, special_memory_start): New
31121 (special_memory_end): Ditto.
31122 (add_constraint): Add new arg is_special_memory. Add code to
31123 process its true value. Update have_special_memory_constraints.
31124 (process_define_constraint): Pass the new arg.
31125 (process_define_register_constraint): Ditto.
31126 (choose_enum_order): Process special memory.
31127 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31128 function insn_extra_special_memory_constraint.
31129 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31130 * gensupport.c (process_rtx): Process
31131 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31132 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31133 * ira-lives.c (single_reg_class): Use
31134 insn_extra_special_memory_constraint.
31135 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31136 * lra-constraints.c (process_alt_operands): Ditto.
31137 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31138 * recog.c (asm_operand_ok, preprocess_constraints): Process
31140 * reload.c (find_reloads): Ditto.
31141 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31142 * stmt.c (parse_input_constraint): Use
31143 insn_extra_special_memory_constraint.
31145 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31148 * lra-splill.c (lra_final_code_change): Revert r229087 by
31149 removing all sub-registers.
31151 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31154 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31156 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31159 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31160 SSE1, copy target into the temporary reg first before recursing
31163 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31165 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31168 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31170 * ginclude/stdarg.h: Test __cplusplus instead of
31171 __GXX_EXPERIMENTAL_CXX0X__.
31173 2016-01-29 Richard Biener <rguenther@suse.de>
31175 PR tree-optimization/69547
31176 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31177 Do not mark clobbers necessary.
31178 (mark_all_reaching_defs_necessary_1): Likewise.
31180 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31182 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31183 declaration name with %qs and print it in both error messages.
31184 Also fix indentation.
31186 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31189 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31190 trailing blank line from error message.
31192 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31195 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31198 2016-01-29 Richard Biener <rguenther@suse.de>
31200 PR middle-end/69537
31201 * match.pd: Allow all integral types when simplifying a
31202 widening or sign-changing conversion.
31204 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31206 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31207 back to setting codegen_error to fail codegen.
31209 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31212 * config/i386/constraints.md (C): Only accept constant zero operand.
31213 (BC): New constraint.
31214 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31215 instead of C constraint.
31216 * doc/md.texi (Machine Constraints): Update description
31219 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31222 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31224 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31226 PR middle-end/69542
31227 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31230 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31232 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31233 branches if using guessed profile.
31235 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31237 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31239 2016-01-28 Richard Henderson <rth@redhat.com>
31242 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31243 * config/aarch64/aarch64-protos.h: Update.
31244 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31245 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31246 (aarch64_get_condition_code_1): Handle CC_Cmode.
31247 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31248 (*add<mode>3_compareC_cconly_imm): New.
31249 (*add<mode>3_compareC_cconly): New.
31250 (*add<mode>3_compareC_imm): New.
31251 (add<mode>3_compareC): New.
31252 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31253 to be first. Use aarch64_carry_operation.
31254 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31255 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31256 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31257 (subti3): Use subdi3_compare1.
31258 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31259 (sub<mode>3_compare1): New.
31260 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31261 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31262 (*subsi3_carryin_uxtw): Likewise.
31263 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31264 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31265 * config/aarch64/iterators.md (DWI): New.
31266 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31267 (aarch64_borrow_operation): New.
31269 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31271 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31272 message when isl does not return a valid schedule.
31274 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31276 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31277 Remove comments from class declarations: they are already in the code
31280 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31282 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31284 (ternary_op_to_tree): Same.
31285 (unary_op_to_tree): Same.
31286 (nary_op_to_tree): Same.
31287 (gcc_expression_from_isl_expr_op): Same.
31288 (gcc_expression_from_isl_expression): Same.
31289 (graphite_create_new_loop): Same.
31290 (graphite_create_new_loop_guard): Same.
31291 (build_iv_mapping): Same.
31292 (graphite_create_new_guard): Same.
31293 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31294 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31296 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31298 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31299 instead of setting codegen_error to fail codegen.
31301 2016-01-28 Jason Merrill <jason@redhat.com>
31303 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31305 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31307 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31308 Remove CONST_INT_P check in CCMP cost calculation.
31310 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31312 * config/aarch64/aarch64.c (generic_vector_cost):
31313 Set vec_permute_cost.
31314 (cortexa57_vector_cost): Likewise.
31315 (exynosm1_vector_cost): Likewise.
31316 (xgene1_vector_cost): Likewise.
31317 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31318 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31319 Add vec_permute_cost entry.
31321 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31323 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31325 (add<mode>3_compare0): Likewise.
31326 (addsi3_compare0_uxtw): Likewise.
31327 (add<mode>3nr_compare0): Likewise.
31328 (compare_neg<mode>): Likewise.
31329 (<optab><mode>3): Likewise.
31331 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31333 * tree-vect-stmts.c (vectorizable_comparison): Add
31334 NULL check for vectype.
31336 2016-01-28 Richard Biener <rguenther@suse.de>
31338 PR tree-optimization/69466
31339 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31340 Account for PHIs we couldn't duplicate.
31342 2016-01-28 Martin Liska <mliska@suse.cz>
31345 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31346 instead of ENABLE_VALGRIND_CHECKING.
31348 2016-01-27 Richard Henderson <rth@redhat.com>
31351 * lra-remat.c (subreg_regs): New.
31352 (dump_candidates_and_remat_bb_data): Dump it.
31353 (operand_to_remat): Reject if operand in subreg_regs.
31354 (set_bb_regs): Collect subreg_regs.
31355 (lra_remat): Init and free subreg_regs. Compute
31356 calculate_local_reg_remat_bb_data before create_cands.
31358 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31361 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31362 change stack_alignment_needed for __tls_get_addr call.
31364 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31366 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31368 2016-01-27 Jeff Law <law@redhat.com>
31370 PR tree-optimization/68398
31371 PR tree-optimization/69196
31372 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31373 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31374 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31375 Only count PHIs in the last block in the path. The others will
31376 const/copy propagate away. Add heuristic to allow more irreducible
31377 subloops to be created when it is likely profitable to do so.
31379 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31380 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31381 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31383 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31386 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31387 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31388 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31389 * tree-streamer-in.c: Include asan.h.
31390 (streamer_get_builtin_tree): For builtins in sanitizer
31391 range call initialize_sanitizer_builtins and retry.
31393 2016-01-27 Ian Lance Taylor <iant@google.com>
31395 * common.opt (fkeep-gc-roots-live): New undocumented option.
31396 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31397 -fkeep-gc-roots-live, skip pointers.
31398 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31401 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31404 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31405 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31407 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31410 * configure.ac: NetBSD provides SSP in its C library.
31411 * configure: Updated.
31413 2016-01-27 Richard Biener <rguenther@suse.de>
31415 PR tree-optimization/69166
31416 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31417 reduction code for commutativity / associativity.
31419 2016-01-27 Martin Jambor <mjambor@suse.cz>
31421 PR tree-optimization/69355
31422 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31423 total_scalarization fails.
31425 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31427 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31430 2016-01-27 Christian Bruel <christian.bruel@st.com>
31433 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31434 Move arm_reset_previous_fndecl and set_target_option_current_node in
31435 the conditional part. Call save_restore_target_globals.
31436 * config/arm/arm.c (arm_set_current_function):
31437 Refactor to better support #pragma target and attribute mix.
31438 Call save_restore_target_globals.
31439 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31441 2016-01-27 Martin Liska <mliska@suse.cz>
31443 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31444 reference for an HSA kernel and its host function.
31446 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31448 PR tree-optimization/69399
31449 * wide-int.h (wi::lrshift): For larger precisions, only
31450 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31452 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31454 * config/arc/predicates.md (proper_comparison_operator): Reject
31455 constant-constant comparison.
31457 2016-01-26 Tom de Vries <tom@codesourcery.com>
31459 PR tree-optimization/69110
31460 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31461 DR_NUM_DIMENSIONS == 0.
31463 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31464 Sebastian Pop <s.pop@samsung.com>
31466 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31467 isl_ast_op_cond and isl_ast_op_select.
31468 (gcc_expression_from_isl_expr_op): Same.
31470 2016-01-26 Jason Merrill <jason@redhat.com>
31473 * tree.c (recompute_constructor_flags): Split out from
31475 (verify_constructor_flags): New.
31476 * tree.h: Declare them.
31478 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31480 PR rtl-optimization/69217
31481 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31482 are no TYPE_FIELDS set for the record type.
31484 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31487 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31488 toc_label_name unconditionally.
31489 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31490 SYMBOL_REF string. Use toc_label_name instead of constructing
31492 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31493 constructing LCTOC1.
31495 2016-01-26 Martin Sebor <msebor@redhat.com>
31498 * doc/extend.texi (Common Type Attributes): Move text that talks about
31499 attribute packed from attribute aligned to the section discussing
31500 the former attribute for clarity.
31502 2016-01-26 Richard Henderson <rth@redhat.com>
31504 PR middle-end/60908
31505 * trans-mem.c (tm_region_init): Mark entry block as visited.
31507 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31510 * diagnostic-show-locus.c (layout::print_source_line): Replace
31511 call to pp_newline with call to layout::print_newline.
31512 (layout::print_annotation_line): Likewise.
31513 (layout::move_to_column): Likewise.
31514 (layout::print_any_fixits): After printing any fixits, print a
31515 trailing newline, if necessary.
31516 (layout::print_newline): New method, resetting any colorization
31518 (diagnostic_show_locus): Move the pp_newline to before the
31519 early bailout. Remove dummy block enclosing the layout instance.
31520 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31521 of pp_newline_and_flush with pp_flush.
31522 (diagnostic_append_note): Delete use of pp_newline.
31523 (diagnostic_append_note_at_rich_loc): Delete.
31524 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31525 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31526 when newline characters are added to the buffer.
31528 2016-01-26 Michael Matz <matz@suse.de>
31530 * configure.ac (ac_cv_std_swap_in_utility): New test.
31531 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31532 * configure: Regenerate.
31533 * config.in: Regenerate.
31535 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31537 * config/arc/arc.md (cstoresi4): Force operand into register.
31538 (arcset<code>): Fix predicate.
31539 (arcsetltu): Likewise.
31540 (arcsetgeu): Likewise.
31541 (arcsethi): Likewise.
31542 (arcsetls): Likewise.
31544 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31546 PR tree-optimization/69483
31547 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31548 if base has error_mark_node type.
31550 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31553 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31554 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31556 (vget_lane_f16): Handle big-endian.
31557 (vgetq_lane_f16): Likewise.
31558 (vset_lane_f16): Likewise.
31559 (vsetq_lane_f16): Likewise.
31560 * config/arm/iterators.md (VQXMOV): Add V8HF.
31561 (VDQ): Add V4HF and V8HF.
31562 (V_reg): Handle V4HF and V8HF.
31563 (Is_float_mode): Likewise.
31564 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31565 neon_vdup_nv8hf): New patterns.
31566 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31567 Use VD_LANE iterator.
31568 (neon_vld1_dup<mode>): Use VQ2 iterator.
31570 2016-01-26 Nathan Sidwell <nathan@acm.org>
31572 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31573 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31574 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31575 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31576 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31577 (oacc_validate_dims): Add LEVEL arg, don't return level.
31578 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31579 oacc_validate_dims.
31580 (execute_oacc_device_lower): Adjust, add more dump output.
31581 * tree-ssa-loop.c (gate_oacc_kernels): Use
31582 oacc_fn_attrib_kernels_p.
31583 * tree-parloops.c (create_parallel_loop): Adjust
31584 set_oacc_fn_attrib call.
31586 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31589 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31590 (append_compiler_options): Handle -fcilkplus.
31591 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31593 2016-01-26 Nick Clifton <nickc@redhat.com>
31596 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31597 been marked as DECL_ONE_ONLY but we do not the means to make it
31598 so, then do not allow it to bind locally.
31600 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31603 * opts.h (parse_sanitizer_options): New prototype.
31604 * opts.c (sanitizer_opts): New array.
31605 (parse_sanitizer_options): New function.
31606 (common_handle_option): Use parse_sanitizer_options.
31608 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31611 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31612 alignment adjustment to ...
31613 (ix86_update_stack_boundary): Here. Don't over-align stack for
31615 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31616 if __tls_get_addr is called.
31618 2016-01-26 Christian Bruel <christian.bruel@st.com>
31620 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31622 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31624 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31626 2016-01-26 Richard Biener <rguenther@suse.de>
31628 PR middle-end/69467
31629 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31631 2016-01-26 Richard Biener <rguenther@suse.de>
31633 PR tree-optimization/69452
31634 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31635 (move_computations_dom_walker::before_dom_children): Rename
31637 (move_computations_worker): This.
31638 (move_computations): Perform an RPO rather than a DOM walk.
31640 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31643 * combine.c (combine_instructions): For REG_EQUAL note with
31644 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31645 to the underlying register.
31646 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31647 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31649 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31652 * config/aarch64/aarch64-builtins.c
31653 (aarch64_init_simd_builtin_types): Do not set structural
31654 equality to __Poly{8,16,64,128}_t types.
31656 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31658 PR tree-optimization/69400
31659 * wide-int.cc (wi_pack): Take the precision as argument and
31660 perform canonicalization here rather than in the callers.
31661 Use the main loop to handle all full-width HWIs. Add a
31662 zero HWI if in_len isn't a full result.
31663 (wi::divmod_internal): Update accordingly.
31664 (wi::mul_internal): Likewise. Simplify.
31666 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31667 Sebastian Pop <s.pop@samsung.com>
31669 * graphite-poly.c (apply_poly_transforms): Simplify.
31670 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31671 (print_isl_map): Same.
31672 (print_isl_union_map): Same.
31673 (print_isl_schedule): New.
31674 (debug_isl_schedule): New.
31675 * graphite-dependences.c (scop_get_reads): Do not call
31676 isl_union_map_add_map that is undocumented isl functionality.
31677 (scop_get_must_writes): Same.
31678 (scop_get_may_writes): Same.
31679 (scop_get_original_schedule): Remove.
31680 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31681 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31682 (compute_deps): Remove.
31683 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31684 (debug_schedule_ast): New.
31685 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31686 set_separate_option.
31687 (graphite_regenerate_ast_isl): Add dump.
31688 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31689 from scop->transformed_schedule.
31690 (graphite_regenerate_ast_isl): Add more dump.
31691 * graphite-optimize-isl.c (optimize_isl): Set
31692 scop->transformed_schedule. Check whether schedules are equal.
31693 (apply_poly_transforms): Move here.
31694 * graphite-poly.c (apply_poly_transforms): ... from here.
31695 (free_poly_bb): Static.
31696 (free_scop): Static.
31697 (pbb_number_of_iterations_at_time): Remove.
31698 (print_isl_ast): New.
31699 (debug_isl_ast): New.
31700 (debug_scop_pbb): New.
31701 * graphite-scop-detection.c (print_edge): Move.
31702 (print_sese): Move.
31703 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31704 (build_scop_scattering): Remove.
31705 (create_pw_aff_from_tree): Assert instead of bailing out.
31706 (add_condition_to_pbb): Remove unused code, do not fail.
31707 (add_conditions_to_domain): Same.
31708 (add_conditions_to_constraints): Remove.
31709 (build_scop_context): New.
31710 (add_iter_domain_dimension): New.
31711 (build_iteration_domains): Initialize pbb->iterators.
31712 Call add_conditions_to_domain.
31715 (index_outermost_in_loop): New.
31716 (index_pbb_in_loop): New.
31717 (outermost_pbb_in): New.
31718 (add_in_sequence): New.
31719 (add_outer_projection): New.
31720 (outer_projection_mupa): New.
31721 (add_loop_schedule): New.
31722 (build_schedule_pbb): New.
31723 (build_schedule_loop): New.
31724 (embed_in_surrounding_loops): New.
31725 (build_schedule_loop_nest): New.
31726 (build_original_schedule): New.
31727 (build_poly_scop): Call build_original_schedule.
31728 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31729 (free_poly_dr): Remove.
31730 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31731 (free_poly_bb): Remove.
31732 (debug_loop_vec): Remove.
31733 (print_isl_ast): Declare.
31734 (debug_isl_ast): Declare.
31735 (scop_do_interchange): Remove.
31736 (scop_do_strip_mine): Remove.
31737 (scop_do_block): Remove.
31738 (flatten_all_loops): Remove.
31739 (optimize_isl): Remove.
31740 (pbb_number_of_iterations_at_time): Remove.
31741 (debug_scop_pbb): Declare.
31742 (print_schedule_ast): Declare.
31743 (debug_schedule_ast): Declare.
31744 (struct scop): Remove schedule. Add original_schedule,
31745 transformed_schedule.
31746 (free_gimple_poly_bb): Remove.
31747 (print_generated_program): Remove.
31748 (debug_generated_program): Remove.
31749 (unify_scattering_dimensions): Remove.
31750 * sese.c (print_edge): ... here.
31751 (print_sese): ... here.
31752 (debug_edge): ... here.
31753 (debug_sese): ... here.
31754 * sese.h (print_edge): Declare.
31755 (print_sese): Declare.
31756 (dump_edge): Declare.
31757 (dump_sese): Declare.
31759 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31760 Sebastian Pop <s.pop@samsung.com>
31762 * Makefile.in: Set ISLVER in site.exp.
31764 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31766 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31767 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31768 through DECL_VALUE_EXPR for expansion.
31770 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31772 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31773 the frame info after reload completed.
31775 2016-01-25 Jeff Law <law@redhat.com>
31777 PR tree-optimization/69196
31778 PR tree-optimization/68398
31779 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31780 tree-ssa-threadupdate.c.
31781 (determine_bb_domination_status): Prototype
31782 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31783 (determine_bb_domination_status): No longer static.
31784 (valid_jump_thread_path): Remove code to detect characteristics
31785 of the jump thread path not associated with correctness.
31786 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31787 Correct test for thread path length. Count PHIs for real operands as
31788 statements that need to be copied. Do not count ASSERT_EXPRs.
31789 Look at all the blocks in the thread path. Compute and selectively
31790 filter thread paths based on threading through the latch, threading
31791 a multiway branch or crossing a multiway branch.
31793 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31795 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31796 decl with __attribute__ ((unused)) annotation.
31798 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31801 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31802 of operands is compatible with a statement vectype.
31804 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31806 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31807 improve wording for mixed storage order support.
31809 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31811 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31812 (vcvt_u64_f64): Likewise.
31813 (vcvta_s64_f64): Likewise.
31814 (vcvta_u64_f64): Likewise.
31815 (vcvtm_s64_f64): Likewise.
31816 (vcvtm_u64_f64): Likewise.
31817 (vcvtn_s64_f64): Likewise.
31818 (vcvtn_u64_f64): Likewise.
31819 (vcvtp_s64_f64): Likewise.
31820 (vcvtp_u64_f64): Likewise.
31822 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31824 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31825 (arc_init): Check validity mll64 option.
31826 (arc_save_restore): Use double load/store instruction.
31827 (arc_expand_movmem): Likewise.
31828 (arc_split_move): Don't split if we have double load/store
31829 instructions. Returns a boolean.
31830 (arc_process_double_reg_moves): Change function to return boolean
31831 instead of a sequence of instructions.
31832 (arc_dwarf_register_span): New function.
31833 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31834 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31835 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31836 (*movdf_insn): Likewise.
31837 * config/arc/arc.opt (mll64): New option.
31838 * config/arc/predicates.md (even_register_operand): New predicate.
31839 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31841 2016-01-25 Richard Biener <rguenther@suse.de>
31844 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31845 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31847 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31849 2016-01-25 Richard Biener <rguenther@suse.de>
31851 PR tree-optimization/69376
31852 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31854 (VN_INFO_ANTI_RANGE_P): New inline.
31855 (VN_INFO_RANGE_TYPE): Likewise.
31856 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31857 SSA_NAME_ANTI_RANGE_P.
31858 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31859 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31860 Properly query VN_INFO_RANGE_TYPE.
31862 2016-01-25 Nick Clifton <nickc@redhat.com>
31865 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31867 2016-01-23 Tom de Vries <tom@codesourcery.com>
31869 PR tree-optimization/69426
31870 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31873 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31875 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31876 "the the" with "the" in the comments.
31877 * ipa-devirt.c (build_type_inheritance_graph,
31878 update_type_inheritance_graph): Likewise.
31879 * tree.c (build_function_type_list_1): Likewise.
31880 * cfgloopmanip.c (scale_loop_profile): Likewise.
31881 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31882 * gimple-ssa-split-paths.c
31883 (find_block_to_duplicate_for_splitting_paths): Likewise.
31884 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31885 * expr.c (convert_move): Likewise.
31886 * var-tracking.c (vt_stack_adjustments): Likewise.
31887 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31888 * tree-vrp.c (test_for_singularity): Likewise.
31890 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31891 directly instead of building a temporary tree.
31894 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31895 remove <algorithm> include.
31897 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31900 * config/i386/i386.c: Include dojump.h.
31901 (expand_small_movmem_or_setmem,
31902 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31904 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31905 if dynamic_check != -1.
31907 2016-01-21 Jeff Law <law@redhat.com>
31909 PR middle-end/69347
31910 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31911 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31912 into dominated_by_p.
31913 (cprop_into_successor_phis): Avoid unnecessary tests.
31915 2016-01-22 Richard Henderson <rth@redhat.com>
31918 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31919 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31921 2016-01-22 Michael Matz <matz@suse.de>
31923 * system.h (string, algorithm): Include only conditionally.
31924 (new): Include always under C++.
31925 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31926 * final.c (toplevel): Ditto.
31927 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31928 * genconditions.c (write_header): Make gencondmd.c define
31930 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31932 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31933 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31935 2016-01-22 Christian Bruel <christian.bruel@st.com>
31938 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31940 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31943 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31944 define_insn_and_split. Ensure operands[1] and operands[0] do not
31945 get assigned the same register.
31947 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31949 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31951 2016-01-22 Christian Bruel <christian.bruel@st.com>
31953 * config/arm/arm-c.c (arm_pragma_target_parse):
31954 Remove warn_builtin_macro_redefined overwrite.
31956 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31958 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31959 flag_non_call_exceptions compatibility.
31961 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31964 * dwarf2out.c (add_child_die_after): New function.
31965 (dwarf_qual_info_t): New type.
31966 (dwarf_qual_info): New variable.
31967 (qualified_die_p): New function.
31968 (modified_type_die): For -fdebug-types-section, ensure
31969 canonical order of qualifiers. Put qualified DIEs adjacent
31970 to the corresponding non-qualified type DIE and search there
31971 for existing qualified DIEs.
31973 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31975 * doc/extend.texi (scalar_storage_order type attribute): Document
31976 restriction on type punning and aliasing, and remove future tense.
31978 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31981 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31984 2016-01-21 Jeff Law <law@redhat.com>
31986 PR middle-end/69347
31987 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31988 useless call to record_temporary_equivalences.
31989 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31990 allocate 10 slots in the bb_path vector and let it grow as needed.
31991 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31994 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31996 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31998 * configure: Regenerate.
32000 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32002 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32003 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32005 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32007 PR middle-end/66178
32008 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32009 drop EXPAND_INITIALIZER.
32010 * rtl.h (contains_symbolic_reference_p): Declare.
32011 * rtlanal.c (contains_symbolic_reference_p): New function.
32012 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32013 a subtraction into a NOT if symbolic constants are involved.
32015 2016-01-21 Anton Blanchard <anton@samba.org>
32016 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32019 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32021 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32024 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32026 * config/microblaze/microblaze.c
32027 (get_branch_target): New.
32028 (insert_wic_for_ilb_runout): New.
32030 (microblaze_machine_dependent_reorg): New.
32031 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32032 * config/microblaze/microblaze.md
32033 (UNSPEC_IPREFETCH): Define.
32034 (iprefetch): New pattern
32035 * config/microblaze/microblaze.opt
32036 (mxl-prefetch): New flag.
32038 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32040 * config/microblaze/microblaze.h
32041 (FIXED_REGISTERS): Update in macro.
32042 (CALL_USED_REGISTERS): Update in macro.
32044 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32046 PR rtl-optimization/68920
32047 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32050 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32052 PR rtl-optimization/68990
32053 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32054 pseudo instead of inheritance ones.
32056 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32057 Nick Clifton <nickc@redhat.com>
32061 * config/mips/mips.c (mips_compute_frame_info): Initialise
32062 args_size and hard_frame_pointer_offset fields of the frame
32063 structure before calling mips_global_pointer.
32065 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32067 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32069 * configure: Regenerate.
32071 2016-01-21 Richard Biener <rguenther@suse.de>
32073 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32075 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32077 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32078 to actually emit the .size directive.
32080 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32081 Jakub Jelinek <jakub@redhat.com>
32085 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32086 args array size by one to avoid buffer overflow.
32088 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32090 * config/s390/s390.md (pool_section_start): Use switch_to_section
32091 to select proper read-only data section instead of hardcoding
32093 (pool_section_end): Use switch_to_section to match the above.
32095 2016-01-21 Richard Biener <rguenther@suse.de>
32097 PR tree-optimization/69378
32098 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32099 (set_ssa_val_to): Use it for dominance checks taking into
32100 account not executable edges.
32102 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32105 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32106 for bitsize instead of GET_MODE_PRECISION (mode).
32108 2016-01-20 Martin Sebor <msebor@redhat.com>
32111 * extend.texi (__sync Builtins): Clarify the semantics of
32112 __sync_fetch_and_OP built-ins on pointers.
32113 (__atomic Builtins): Same.
32115 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32116 Sebastian Pop <s.pop@samsung.com>
32118 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32119 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32120 (is_valid_rename): Same.
32121 (translate_isl_ast_to_gimple::get_rename): Same.
32122 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32123 (translate_isl_ast_to_gimple::rename_uses): Same.
32124 (get_new_name): Check for close_phi nodes.
32125 (copy_loop_phi_args): Use phi_node_kind.
32126 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32127 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32129 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32130 Sebastian Pop <s.pop@samsung.com>
32132 Revert commit r229783.
32133 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32134 Remove use of parameter_rename_map.
32135 (copy_def): Remove.
32136 (copy_internal_parameters): Remove.
32137 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32138 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32139 (free_sese_info): Do not free parameter_rename_map.
32140 (set_rename): Do not use parameter_rename_map.
32141 (rename_uses): Update call to set_rename.
32142 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32143 * sese.h (parameter_rename_map_t): Remove.
32144 (struct sese_info_t): Remove field parameter_rename_map.
32146 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32147 Sebastian Pop <s.pop@samsung.com>
32149 * graphite-isl-ast-to-gimple.c: Fix comment.
32150 * graphite-scop-detection.c (defined_in_loop_p): New.
32151 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32152 names defined in loop.
32154 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32155 Sebastian Pop <s.pop@samsung.com>
32157 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32158 Discard unstructured if-then-else regions.
32160 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32161 Sebastian Pop <s.pop@samsung.com>
32163 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32164 (cleanup_loop_iter_dom): Remove.
32165 (build_loop_iteration_domains): Remove.
32166 (build_scop_context): Remove.
32167 (build_scop_iteration_domain): Remove.
32168 (add_loop_constraints): New.
32169 (build_iteration_domains): New.
32170 (build_poly_scop): Call build_iteration_domains.
32172 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32173 Sebastian Pop <s.pop@samsung.com>
32175 * graphite-scop-detection.c
32176 (scop_detection::harmful_loop_in_region): Free dom and loops.
32177 (scop_detection::loop_body_is_valid_scop): Free bbs.
32179 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32180 Sebastian Pop <s.pop@samsung.com>
32182 * graphite-scop-detection.c (record_loop_in_sese): New.
32183 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32184 (build_scops): Remove call to build_sese_loop_nests.
32185 * sese.c (sese_record_loop): Remove.
32186 (build_sese_loop_nests): Remove.
32187 (new_sese_info): Remove region->loops.
32188 (free_sese_info): Same.
32189 * sese.h (sese_contains_loop): Same.
32190 (build_sese_loop_nests): Remove.
32191 (sese_contains_loop): Remove.
32193 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32194 Sebastian Pop <s.pop@samsung.com>
32196 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32197 loop_is_valid_in_scop.
32198 (scop_detection::harmful_stmt_in_region): Renamed
32199 harmful_loop_in_region.
32200 Call loop_is_valid_in_scop.
32202 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32203 Sebastian Pop <s.pop@samsung.com>
32205 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32208 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32209 Sebastian Pop <s.pop@samsung.com>
32211 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32212 * graphite.h (struct poly_bb): Remove field is_reduction.
32213 (PBB_IS_REDUCTION): Remove.
32215 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32216 Sebastian Pop <s.pop@samsung.com>
32218 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32219 (add_pdr_constraints): Same.
32220 (scop_get_reads): Same.
32221 (scop_get_must_writes): Same.
32222 (scop_get_may_writes): Same.
32223 (scop_get_original_schedule): Same.
32224 (extend_schedule): Same.
32225 (apply_schedule_on_deps): Same.
32226 (carries_deps): Same.
32227 (compute_deps): Same.
32228 (scop_get_dependences): Same.
32229 * graphite-isl-ast-to-gimple.c
32230 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32231 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32232 (get_schedule_for_band_list): Same.
32233 (get_schedule_map): Same.
32234 (apply_schedule_map_to_scop): Same.
32235 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32236 (build_loop_iteration_domains): Same.
32237 (add_condition_to_pbb): Same.
32238 (add_param_constraints): Same.
32239 (pdr_add_memory_accesses): Same.
32240 (pdr_add_data_dimensions): Same.
32242 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32244 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32247 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32249 * common.opt (feliminate-dwarf2-dups): Replace references to
32250 "DWARF 2" with just "DWARF".
32251 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32252 * doc/extend.texi: Likewise.
32253 * doc/cpp.texi: Likewise.
32254 * doc/invoke.texi: Likewise.
32255 (Option Summary): Add -gdwarf to list of Debugging Options.
32256 (Debugging Options): Document -gdwarf.
32257 * doc/contrib.texi: Spell "DWARF" like that.
32259 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32261 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32262 warning. Fix up formatting.
32264 PR middle-end/67653
32265 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32266 attempt to mark memory input operand addressable and
32267 call prepare_gimple_addressable in that case. Don't adjust
32268 input_location for diagnostics, use error_at instead.
32270 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32272 * config/rs6000/ppc-auxv.h: New file.
32273 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32274 (cpu_is): Likewise.
32275 (cpu_supports): Likewise.
32276 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32277 (cpu_is_info): New variable.
32278 (cpu_supports_info): Likewise.
32279 (tcb_verification_symbol): Likewise.
32280 (cpu_builtin_p): Likewise.
32281 (cpu_expand_builtin): New function.
32282 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32283 (rs6000_init_builtins): Likewise.
32284 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32285 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32286 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32287 * configure: Regenerate.
32288 * config.in: Likewise.
32289 * doc/extend.texi (PowerPC Built-in Functions): Document
32290 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32292 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32295 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32297 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32300 2016-01-20 Richard Henderson <rth@redhat.com>
32306 * tree.c (tm_define_builtin): New.
32307 (find_tm_vector_type): New.
32308 (build_tm_vector_builtins): New.
32309 (build_common_builtin_nodes): Call it.
32311 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32313 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32314 (arm_fp_ok): Likewise.
32315 (arm_fp): Likewise.
32316 (arm_crypto): Likewise.
32318 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32319 Richard Biener <rguenther@suse.de>
32321 PR tree-optimization/69328
32322 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32323 vectors have same number of elements.
32324 (vectorizable_condition): Fix masked version recognition.
32326 2016-01-20 Richard Biener <rguenther@suse.de>
32328 PR tree-optimization/69345
32329 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32330 (VN_INFO_PTR_INFO): Likewise.
32331 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32332 info when it is equal between non-dominating SSA names.
32333 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32334 Make sure to look at original SSA infos.
32336 2016-01-20 Jeff Law <law@redhat.com>
32339 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32341 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32342 (pc_or_label_operand): New predicate.
32343 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32344 tests for small integers that are 2^n - 1.
32346 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32348 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32350 2016-01-19 Jeff Law <law@redhat.com>
32352 PR middle-end/69347
32353 * tree-ssa-threadbackwards.c
32354 (fsm_find_control_statement_thread_paths): Do not try to lookup
32355 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32357 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32359 * doc/lto.texi: Remove text that says only Gold has linker plugin
32362 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32364 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32365 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32366 the DIE accordingly.
32367 (modified_type_die): Add REVERSE parameter and pass it recursively,
32368 as well as to base_type_die. Adjust presence check accordingly.
32369 (base_type_for_mode): Adjust call to modified_type_die.
32370 (add_type_attribute): Add REVERSE parameter and pass it to
32372 (generic_parameter_die): Adjust call to add_type_attribute.
32373 (add_scalar_info): Likewise.
32374 (add_subscript_info): Likewise.
32375 (gen_array_type_die): Likewise.
32376 (gen_descr_array_type_die): Likewise.
32377 (gen_entry_point_die): Likewise.
32378 (gen_enumeration_type_die): Likewise.
32379 (gen_formal_parameter_die): Likewise.
32380 (gen_subprogram_die): Likewise.
32381 (gen_variable_die ): Likewise.
32382 (gen_const_die): Likewise.
32383 (gen_field_die): Likewise.
32384 (gen_pointer_type_die): Likewise.
32385 (gen_reference_type_die): Likewise.
32386 (gen_ptr_to_mbr_type_die): Likewise.
32387 (gen_inheritance_die): Likewise.
32388 (gen_subroutine_type_die): Likewise.
32389 (gen_typedef_die): Likewise.
32390 (force_type_die): Adjust call to modified_type_die.
32392 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32394 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32395 flow throughout the file. Fix broken link to Objective-C 2.0
32397 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32400 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32402 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32404 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32407 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32408 (maybe_record_node): Record cxa_pure_virtual as the only possible
32409 target if there are not ohter candidates.
32410 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32412 2016-01-19 Richard Biener <rguenther@suse.de>
32414 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32415 (get_memory_order): Likewise.
32417 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32419 * tree-vect-stmts.c (vectorizable_store): Check
32422 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32425 * gcc.c (driver::decode_argv): Add call to
32426 init_opts_obstack before init_options_struct.
32427 * opts.c (init_opts_obstack): Remove idempotency.
32428 (init_options_struct): Replace call to init_opts_obstack
32429 with a gcc_assert to verify that it has already been called.
32430 * toplev.c (toplev::main): Add call to init_opts_obstack before
32431 calls to init_options_struct.
32432 (toplev::finalize): Move cleanup of opts_obstack next to
32433 cleanup of save_decoded_options, clearing the latter, and
32434 save_decoded_options_count.
32436 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32439 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32440 attribute to unconditional. Remove %? from output template.
32442 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32443 Jiong Wang <jiong.wang@arm.com>
32445 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32446 generated from different expand order.
32448 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32450 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32451 Add support for CCMP costing.
32453 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32455 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32456 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32457 (fccmpe<mode>): Likewise.
32458 (fcmp): Rename to fcmp and globalize pattern.
32460 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32461 (aarch64_gen_ccmp_next): Add FP support.
32463 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32465 * target.def (gen_ccmp_first): Update documentation.
32466 (gen_ccmp_next): Likewise.
32467 * doc/tm.texi (gen_ccmp_first): Update documentation.
32468 (gen_ccmp_next): Likewise.
32469 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32470 expand_ccmp_expr_1. Improve comments.
32471 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32472 (ccmp_ior<mode>): Remove pattern.
32473 (cmp<mode>): Remove expand.
32474 (cmp): Globalize pattern.
32475 (cstorecc4): Use cc_register.
32476 (mov<mode>cc): Remove ccmp_cc_register check.
32477 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32478 Simplify after removal of CC_DNE/* modes.
32479 (aarch64_ccmp_mode_to_code): Remove.
32480 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32481 In 'k' case use integer as condition.
32482 (aarch64_nzcv_codes): Remove inverted cases.
32483 (aarch64_code_to_ccmode): Remove.
32484 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32485 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32486 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32487 pattern. Return the comparison with CC register. Invert conditions
32488 when bitcode is OR.
32489 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32490 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32492 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32494 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32495 instrumented_version.
32497 2016-01-19 Richard Biener <rguenther@suse.de>
32499 PR tree-optimization/69336
32500 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32501 handled components with get_ref_base_and_extent.
32502 (equal_mem_array_ref_p): Adjust.
32504 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32507 * shrink-wrap.c: Include valtrack.h.
32508 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32509 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32510 in between insn and where it will be moved to. Call
32511 dead_debug_insert_temp.
32512 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32513 first and dead_debug_local_finish at the end.
32514 For uses and defs bitmap, handle all regs in between REGNO and
32515 END_REGNO, not just the first one.
32517 2016-01-19 Richard Biener <rguenther@suse.de>
32519 PR tree-optimization/69352
32520 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32521 (equal_mem_array_ref_p): Constrain size and max size properly.
32522 Compare the reverse flag.
32524 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32526 * ira.c (ira): Update regstat data if we deleted insns.
32528 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32530 PR rtl-optimization/68955
32531 PR rtl-optimization/64557
32532 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32533 here. Fix up formatting.
32534 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32536 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32539 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32540 assume that the node has body.
32541 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32544 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32546 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32549 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32551 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32552 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32554 2016-01-19 Martin Jambor <mjambor@suse.cz>
32555 Martin Liska <mliska@suse.cz>
32556 Michael Matz <matz@suse.de>
32558 * Makefile.in (OBJS): Add new source files.
32559 (GTFILES): Add hsa.c.
32560 * common.opt (disable_hsa): New variable.
32561 (-Whsa): New warning.
32562 * config.in (ENABLE_HSA): New.
32563 * configure.ac: Treat hsa differently from other accelerators.
32564 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32565 $enable_offloading.
32566 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32567 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32568 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32569 --with-hsa-kmt-lib.
32570 * doc/invoke.texi (-Whsa): Document.
32571 (hsa-gen-debug-stores): Likewise.
32572 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32573 to invoke offload compiler for hsa acclerator.
32574 * opts.c (common_handle_option): Determine whether HSA offloading
32575 should be performed.
32576 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32577 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32578 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32579 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32580 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32581 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32582 GF_OMP_FOR_KIND_GRID_LOOP.
32583 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32584 (pp_gimple_stmt_1): Likewise.
32585 * gimple-walk.c (walk_gimple_stmt): Likewise.
32586 * gimple.c (gimple_build_omp_grid_body): New function.
32587 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32588 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32589 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32590 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32591 GF_OMP_TEAMS_GRID_PHONY.
32592 (gimple_statement_omp_single_layout): Updated comments.
32593 (gimple_build_omp_grid_body): New function.
32594 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32595 (gimple_omp_for_grid_phony): New function.
32596 (gimple_omp_for_set_grid_phony): Likewise.
32597 (gimple_omp_parallel_grid_phony): Likewise.
32598 (gimple_omp_parallel_set_grid_phony): Likewise.
32599 (gimple_omp_teams_grid_phony): Likewise.
32600 (gimple_omp_teams_set_grid_phony): Likewise.
32601 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32602 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32603 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32604 (BUILT_IN_GOMP_TARGET): Updated type.
32605 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32606 (adjust_for_condition): New function.
32607 (get_omp_for_step_from_incr): Likewise.
32608 (extract_omp_for_data): Moved parts to adjust_for_condition and
32609 get_omp_for_step_from_incr.
32610 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32611 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32612 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32613 (scan_omp_parallel): Do not create child functions for phony
32615 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32616 (scan_omp_1_op): Checking assert we are not remapping to
32617 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32618 (parallel_needs_hsa_kernel_p): New function.
32619 (expand_parallel_call): Register apprpriate parallel child
32620 functions as HSA kernels.
32621 (grid_launch_attributes_trees): New type.
32622 (grid_attr_trees): New variable.
32623 (grid_create_kernel_launch_attr_types): New function.
32624 (grid_insert_store_range_dim): Likewise.
32625 (grid_get_kernel_launch_attributes): Likewise.
32626 (get_target_argument_identifier_1): Likewise.
32627 (get_target_argument_identifier): Likewise.
32628 (get_target_argument_value): Likewise.
32629 (push_target_argument_according_to_value): Likewise.
32630 (get_target_arguments): Likewise.
32631 (expand_omp_target): Call get_target_arguments instead of looking
32632 up for teams and thread limit.
32633 (grid_expand_omp_for_loop): New function.
32634 (grid_arg_decl_map): New type.
32635 (grid_remap_kernel_arg_accesses): New function.
32636 (grid_expand_target_kernel_body): New function.
32637 (expand_omp): Call it.
32638 (lower_omp_for): Do not emit phony constructs.
32639 (lower_omp_taskreg): Do not emit phony constructs but create for them
32640 a temporary variable receiver_decl.
32641 (lower_omp_taskreg): Do not emit phony constructs.
32642 (lower_omp_teams): Likewise.
32643 (lower_omp_grid_body): New function.
32644 (lower_omp_1): Call it.
32645 (grid_reg_assignment_to_local_var_p): New function.
32646 (grid_seq_only_contains_local_assignments): Likewise.
32647 (grid_find_single_omp_among_assignments_1): Likewise.
32648 (grid_find_single_omp_among_assignments): Likewise.
32649 (grid_find_ungridifiable_statement): Likewise.
32650 (grid_target_follows_gridifiable_pattern): Likewise.
32651 (grid_remap_prebody_decls): Likewise.
32652 (grid_copy_leading_local_assignments): Likewise.
32653 (grid_process_kernel_body_copy): Likewise.
32654 (grid_attempt_target_gridification): Likewise.
32655 (grid_gridify_all_targets_stmt): Likewise.
32656 (grid_gridify_all_targets): Likewise.
32657 (execute_lower_omp): Call grid_gridify_all_targets.
32658 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32659 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32660 (tree_omp_clause): Added union field dimension.
32661 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32662 * tree.c (omp_clause_num_ops): Added number of arguments of
32663 OMP_CLAUSE__GRIDDIM_.
32664 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32665 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32666 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32667 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32668 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32669 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32670 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32671 * tree-pass.h (make_pass_gen_hsail): Declare.
32672 (make_pass_ipa_hsa): Likewise.
32673 * ipa-hsa.c: New file.
32674 * lto-section-in.c (lto_section_name): Add hsa section name.
32675 * lto-streamer.h (lto_section_type): Add hsa section.
32676 * timevar.def (TV_IPA_HSA): New.
32677 * hsa-brig-format.h: New file.
32678 * hsa-brig.c: New file.
32679 * hsa-dump.c: Likewise.
32680 * hsa-gen.c: Likewise.
32683 * toplev.c (compile_file): Call hsa_output_brig.
32684 * hsa-regalloc.c: New file.
32686 2016-01-18 Jeff Law <law@redhat.com>
32688 PR tree-optimization/69320
32689 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32690 ranged object, do nothing if the RHS constant is not [0..1].
32691 (optimize_stmt): Comparing a boolean ranged object against a
32692 constant outside [0..1] results in a compile-time constant.
32694 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32697 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32699 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32700 (Option Summary): Update to reflect new section and moved options.
32701 (C++ Dialect Options): Move -fstats to new section.
32702 (Debugging Options): Move all dump, statistics, and other GCC
32703 developer options to new section. Rewrite section introduction
32704 and re-order remaining options to put the more basic ones first.
32705 (Optimization Options): Move -fira-verbose and -flto-report* to
32707 (Developer Options): New section incorporating moved options.
32708 * doc/cppopts.texi (-dM): Update cross-reference.
32710 2016-01-18 Richard Henderson <rth@redhat.com>
32713 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32714 operands to pseudo only if CSE is expected. Split long immediate
32715 operands only after reload, and for the stack pointer.
32716 (*add<GPI>3_pluslong): Remove.
32717 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32718 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32719 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32720 (*add<GPI>3 peepholes): New.
32721 (*add<GPI>3 splitters): New.
32722 * config/aarch64/constraints.md (Upl): New.
32723 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32725 2016-01-18 Richard Biener <rguenther@suse.de>
32727 PR tree-optimization/69297
32728 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32730 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32732 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32734 PR middle-end/68542
32735 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32736 of mixind vector and scalar types.
32737 (fold_relational_const): Add handling of vector
32738 comparison with boolean result.
32739 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32740 comparison of vector operands with boolean result for EQ/NE only.
32741 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32742 (verify_gimple_cond): Likewise.
32743 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32746 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32748 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32751 2016-01-18 Richard Biener <rguenther@suse.de>
32753 PR middle-end/69308
32754 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32756 2016-01-18 Tom de Vries <tom@codesourcery.com>
32758 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32760 2016-01-18 Tom de Vries <tom@codesourcery.com>
32762 * omp-low.c (set_oacc_fn_attrib): Make extern.
32763 * omp-low.h (set_oacc_fn_attrib): Declare.
32764 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32765 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32766 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32767 Add and handle function parameter oacc_kernels_p.
32768 (find_reduc_addr, get_omp_data_i_param): New function.
32769 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32770 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32771 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32772 Calculate dominance info. Skip loops that are not in a kernels region
32773 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32774 (pass_parallelize_loops::execute): Call parallelize_loops with
32775 oacc_kernels_p argument.
32776 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32777 New member function.
32778 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32779 * passes.def: Add argument to pass_parallelize_loops instantation.
32781 2016-01-18 Tom de Vries <tom@codesourcery.com>
32783 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32784 pass_parallelize_loops to be run outside the loop pipeline.
32786 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32788 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32789 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32791 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32794 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32795 using get_ref_base_and_extent.
32796 (equal_mem_array_ref_p): New.
32797 (hashable_expr_equal_p): Add call to previous.
32799 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32802 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32803 (sra_initialize): Allocate disqualified_constants.
32804 (sra_deinitialize): Free disqualified_constants.
32805 (disqualify_candidate): Update disqualified_constants when appropriate.
32806 (create_access): Scan for constant-pool entries as we go along.
32807 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32808 (maybe_add_sra_candidate): Allow constant-pool entries.
32809 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32810 (initialize_constant_pool_replacements): New.
32811 (sra_modify_assign): Avoid mangling assignments created by previous,
32812 and don't generate writes into constant pool.
32813 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32815 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32817 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32818 andnot instruction.
32819 (scalar_chain::convert_op): Likewise.
32820 * config/i386/i386.md (*andndi3_doubleword): New.
32822 2016-01-18 Richard Biener <rguenther@suse.de>
32824 PR tree-optimization/69170
32825 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32826 building a vector from scalar results of a pattern stmt.
32828 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32830 * haifa-sched.c (autopref_multipass_init): Work around
32831 -Wmaybe-uninitialized warning.
32833 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32835 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32836 against the constant 0.
32838 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32840 PR tree-optimization/68799
32841 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32842 look up phi candidates in the statement-candidate map.
32843 (phi_add_costs): Likewise.
32844 (record_phi_increments): Likewise.
32845 (phi_incr_cost): Likewise.
32846 (ncd_with_phi): Likewise.
32847 (all_phi_incrs_profitable): Likewise.
32849 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32851 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32852 -Wmaybe-uninitialized warning.
32854 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32856 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32857 (Option Summary): Update to reflect new section and moved options.
32858 (C++ Dialect Options): Move -fvtable-verify and related options.
32859 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32860 and profiling-related options.
32861 (Optimization Options): Move profile generation options and
32862 -fstack-protector and related options.
32863 (Instrumentation Options): New section incorporating moved options.
32864 (Code Generation Options): Move -finstrument-functions and
32865 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32867 2016-01-16 Tom de Vries <tom@codesourcery.com>
32869 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32871 2016-01-16 Tom de Vries <tom@codesourcery.com>
32873 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32875 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32877 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32878 that checks whether the table is already empty. Rename the
32879 original implementation to...
32880 (hash_table::empty_slot): ...this new private function.
32882 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32884 PR diagnostic/68899
32885 * diagnostic-show-locus.c (layout::print_source_line): Move x
32886 offset of line until after call to
32887 get_line_width_without_trailing_whitespace.
32889 2016-01-15 Jeff Law <law@redhat.com>
32891 PR tree-optimization/69270
32892 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32893 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32894 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32895 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32896 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32897 ssa_name_has_boolean_range and constant_boolean_node.
32899 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32901 PR rtl-optimization/69030
32902 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32904 (spill_pseudos): Delete debug insn for dead pseudo.
32905 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32907 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32909 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32911 (TYPES_UNOPUS): Likewise.
32912 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32913 builtin type, from UNOP to UNOPUS.
32914 (lbtruncuv4sf): Likewise.
32915 (lbtruncuv2df): Likewise.
32916 (lrounduv2sf): Likewise.
32917 (lrounduv4sf): Likewise.
32918 (lrounduv2df): Likewise.
32919 (lroundusf): Likewise.
32920 (lroundusf): Likewise.
32921 (lceiluv2sf): Likewise.
32922 (lceiluv4sf): Likewise.
32923 (lceiluv2df): Likewise.
32924 (lceilusf): Likewise.
32925 (lceiludf): Likewise.
32926 (lflooruv2sf): Likewise.
32927 (lflooruv4sf): Likewise.
32928 (lflooruv2df): Likewise.
32929 (lfloorusf): Likewise.
32930 (lfloorudf): Likewise.
32931 (lfrintnuv2sf): Likewise.
32932 (lfrintnuv4sf): Likewise.
32933 (lfrintnuv2df): Likewise.
32934 (lfrintnusf): Likewise.
32935 (lfrintnudf): Likewise.
32936 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32938 (vcvtq_u32_f32): Likewise.
32939 (vcvtq_u64_f64): Likewise.
32940 (vcvta_u32_f32): Likewise.
32941 (vcvtaq_u32_f32): Likewise.
32942 (vcvtaq_u64_f64): Likewise.
32943 (vcvtm_u32_f32): Likewise.
32944 (vcvtmq_u32_f32): Likewise.
32945 (vcvtmq_u64_f64): Likewise.
32946 (vcvtn_u32_f32): Likwise.
32947 (vcvtnq_u32_f32): Likewise.
32948 (vcvtnq_u64_f64): Likewise.
32949 (vcvtp_u32_f32): Likewise.
32950 (vcvtpq_u32_f32): Likewise.
32951 (vcvtpq_u64_f64): Likewise.
32952 (vcvtmd_u64_f64): Likewise.
32953 (vcvtms_u32_f32): Likewise.
32954 (vcvtad_u64_f64): Likewise.
32955 (vcvtas_u32_f32): Likewise.
32956 (vcvtnd_u64_f64): Likewise.
32957 (vcvtns_u32_f32): Likewise.
32958 (vcvtpd_u64_f64): Likewise.
32959 (vcvtps_u32_f32): Likewise.
32961 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32963 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32964 CSEL of zero_extended registers.
32966 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32968 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32969 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32971 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32973 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32974 false when argument string is not found in the attributes table
32977 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32980 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32981 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32982 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32983 precision estimate.
32985 2016-01-15 Richard Biener <rguenther@suse.de>
32987 PR tree-optimization/66856
32988 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32989 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32990 (vect_create_new_slp_node): Increment stmt reference count.
32991 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32992 an SLP tree before swapping operands.
32993 (vect_build_slp_tree): Likewise.
32994 (destroy_bb_vec_info): Free stmt info after SLP instances.
32995 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32996 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32997 (STMT_VINFO_NUM_SLP_USES): New macro.
32999 2016-01-15 Richard Biener <rguenther@suse.de>
33002 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33003 (add_linkage_name): ... here.
33004 (gen_typedef_die): Use add_linkage_name_raw instead of
33005 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33008 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33010 * gimplify.c (oacc_default_clause): Decode reference and pointer
33011 types for both kernels and parallel regions.
33013 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33015 PR middle-end/69246
33016 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33018 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33020 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33021 (convert_scalars_to_vector): Likewise.
33023 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33025 * doc/extend.texi (Type Traits): Fix grammar.
33027 2016-01-15 Martin Jambor <mjambor@suse.cz>
33029 * tree-inline.c (remap_decl): Use existing dclarations if
33030 remapping a type and prevent_decl_creation_for_types.
33031 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33032 decls first. Do real remapping with
33033 prevent_decl_creation_for_types set.
33034 * tree-inline.h (copy_body_data): New field
33035 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33038 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33040 * config/s390/s390.opt (mmvcle): More verbose help text.
33042 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33044 * config/s390/s390.opt: Add period to -mzvector option text.
33046 2016-01-15 Richard Biener <rguenther@suse.de>
33048 PR tree-optimization/68961
33049 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33050 of invariants in stores again.
33052 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33054 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33056 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33058 * config/i386/i386.c (ix86_expand_branch): Don't split
33059 DI mode xor instruction to SI mode.
33061 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33064 * ipa-icf.c (sem_function::merge): Virtual functions may become
33065 reachable even if they address is not taken and there are no
33068 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33070 * lto-streamer-out.c (subtract_estimated_size): New function.
33071 (get_symbol_initial_value): Use it.
33073 2016-01-15 Christian Bruel <christian.bruel@st.com>
33076 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33077 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33078 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33079 use add_builtin_function_ext_scope instead of add_builtin_function.
33080 (neon_set_p, neon_crypto_set_p): Remove.
33081 (arm_init_builtins): Always call arm_init_neon_builtins and
33082 arm_init_crypto_builtins.
33083 (arm_expand_builtin): Check that builtins are allowed for the arch.
33084 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33085 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33086 arm_init_neon_builtins call.
33088 2016-01-15 Richard Biener <rguenther@suse.de>
33090 PR tree-optimization/69117
33091 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33092 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33093 of the leader conservatively.
33094 (free_scc_vn): Restore original SSA name infos.
33096 2016-01-14 Jeff Law <law@redhat.com>
33098 PR tree-optimization/69270
33099 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33100 single bit of precision, verify it's also unsigned.
33101 (record_edge_info): Use constant_boolean_node rather than fold_convert
33102 to convert boolean_true/boolean_false to the right type.
33104 2016-01-14 Richard Henderson <rth@redhat.com>
33107 * loop-doloop.c (record_reg_sets): New.
33108 (doloop_optimize): Reject the transform if the sequence
33109 clobbers registers live at the end of the loop block.
33110 (doloop_optimize_loops): Enable df_live if needed.
33112 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33114 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33115 * config/rs6000/rs6000.c: Likewise.
33116 * config/rs6000/rs6000.h: Likewise.
33117 * config/rs6000/rs6000.md: Likewise.
33118 * doc/extend.texi: Likewsie.
33120 2016-01-14 Jeff Law <law@redhat.com>
33122 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33125 2016-01-14 Richard Henderson <rth@redhat.com>
33129 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33130 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33131 instead of builtin_decl_declared_p to test for declaration.
33133 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33135 * doc/loop.texi (Loop Analysis and Representation): Document
33136 loop_depth function.
33138 2016-01-14 Tom de Vries <tom@codesourcery.com>
33140 PR tree-optimization/68773
33141 * omp-low.c (expand_omp_target): Don't set force_output.
33142 * varpool.c (varpool_node::get_create): Same.
33143 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33144 offload_funcs with force_output.
33146 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33149 * lra-eliminations.c (move_plus_up): Don't change anything if either
33150 the outer or inner subreg mode is not MODE_INT.
33151 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33152 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33154 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33156 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33157 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33158 reduc_uplus_@var{m}): Remove.
33159 * expr.c (expand_expr_real_2): Remove expansion path for
33160 reduc_[us](min|max|plus) optabs.
33161 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33162 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33163 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33164 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33165 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33166 reduc_[us](min|max|plus) optabs.
33168 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33170 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33171 (reduc_plus_scal_v2sf): New.
33172 (reduc_smax_v2sf): Rename to...
33173 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33174 (reduc_smin_v2sf): Rename to...
33175 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33177 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33179 * alias.c (compare_base_symbol_refs): New function.
33180 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33183 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33185 PR middle-end/68146
33186 PR tree-optimization/69155
33187 * tree-complex.c: Include cfganal.h.
33188 (phis_to_revisit): New variable.
33189 (extract_component): Add phiarg_p argument. Assert that returned
33190 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33191 (update_phi_components): Partly rewrite to use loop over real/imag
33192 components instead of code duplication. If extract_component returns
33193 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33194 create_tmp_reg into the PHI node instead, and mention the phi triplet
33195 in phis_to_revisit.
33196 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33197 in phis_to_revisit at the end.
33199 2016-01-14 Richard Biener <rguenther@suse.de>
33201 PR tree-optimization/68060
33202 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33203 outer loop reduction is only used in the inner loop before
33204 detecting a double reduction.
33206 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33209 * combine.c (expand_field_assignment): Punt if compute_mode is
33210 unsupported scalar mode.
33212 2016-01-14 Richard Biener <rguenther@suse.de>
33214 PR tree-optimization/66856
33215 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33216 SLP node only if it built successfully.
33217 (vect_analyze_slp_instance): Adjust.
33219 2016-01-14 Jeff Law <law@redhat.com>
33221 PR tree-optimization/69270
33222 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33223 (record_edge_info): Use it. Convert boolean_{true,false}_node
33224 to the type of op0.
33226 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33229 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33230 use block_ultimate_origin
33231 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33233 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33235 * doc/invoke.texi (Submodel Options): Rename section to
33236 "Machine-Dependent Options" to better reflect its content.
33237 Rewrite introductory text to remove archaic CPU names.
33240 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33242 * doc/invoke.texi (Code Gen Options): Move section up in file,
33243 before target-specific options. Update menu and option summary
33244 to reflect the new section ordering.
33246 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33248 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33249 (C++ Dialect Options): Add cross-reference to -std option.
33250 * doc/standards.texi (C++ Language): Document C++14 support.
33252 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33254 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33255 for pack/unpack functions for __ibm128.
33256 (PACK_IF): Likewise.
33257 (UNPACK_IF): Likewise.
33259 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33260 support for __ibm128 pack/unpack functions.
33261 (rs6000_invalid_builtin): Likewise.
33262 (rs6000_init_builtins): Likewise.
33263 (rs6000_opt_masks): Likewise.
33265 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33266 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33268 (RS6000_BTM_COMMON): Likewise.
33270 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33271 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33272 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33273 128-bit floating point. Add support for the double values to be
33274 in Altivec registers for TF/IF packing and unpacking, but restrict
33275 TD packing sub-fields to be FPR registers. Don't allow overlapped
33276 register support for packing. Allow pack inputs to be memory
33277 locations. Don't build generator functions for unpack<mode>_dm
33278 and unpack<mode>_nodm.
33279 (unpack<mode>_dm): Likewise.
33280 (unpack<mode>_nodm): Likewise.
33281 (pack<mode>): Likewise.
33283 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33284 built-in functions to pack/unpack explicit __ibm128 values.
33285 (__builtin_unpack_ibm128): Likewise.
33287 * doc/extend.texi (PowerPC Built-in Functions): Document
33288 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33290 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33293 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33294 Add new arg loc and pass it down as context.
33295 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33296 to the location to use for the warning.
33297 (check_function_arguments): New arg loc. All callers changed. Pass
33298 it to check_function_nonnull.
33299 * c-common.h (check_function_arguments): Adjust declaration.
33301 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33303 PR tree-optimization/69156
33304 * gimple.c (validate_type): Removed.
33305 (gimple_builtin_call_types_compatible_p): Use
33306 useless_type_conversion_p instead of validate_type.
33307 * value-prof.c (gimple_stringop_fixed_value): Fold
33308 icall_size to correct type.
33310 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33312 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33315 2016-01-13 Richard Henderson <rth@redhat.com>
33318 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33319 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33320 (ix86_builtin_tm_store): Remove.
33321 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33322 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33323 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33324 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33325 * doc/tm.texi: Rebuild.
33327 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33328 (BUILT_IN_TM_MEMCPY_RTWN): New.
33329 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33330 fallback from vector to integer helpers.
33331 (build_tm_load): Handle vector types directly, instead of
33333 (build_tm_store): Likewise.
33334 (expand_assign_tm): Prepare for register types not handled by
33335 the above. Copy them to memory and use memcpy.
33336 * tree.c (tm_define_builtin): New.
33337 (find_tm_vector_type): New.
33338 (build_tm_vector_builtins): New.
33339 (build_common_builtin_nodes): Call it.
33341 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33343 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33344 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33346 2016-01-13 Tom de Vries <tom@codesourcery.com>
33348 PR tree-optimization/69169
33349 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33350 handled_struct_type param.
33351 (create_variable_info_for, intra_create_variable_infos): Call
33352 create_variable_info_for_1 with extra arg.
33354 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33356 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33357 and "armv8.1-a+crc" entries.
33359 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33362 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33363 Change first operand predicate from register_or_constm1_operand
33364 to register_operand.
33365 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33366 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33367 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33368 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33369 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33370 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33371 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33372 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33373 comparison with constm1_rtx from vec_prefetch_gen part.
33375 2016-01-13 Richard Biener <rguenther@suse.de>
33377 PR tree-optimization/69013
33378 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33379 Exchange assert for a test.
33381 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33384 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33386 2016-01-13 Richard Biener <rguenther@suse.de>
33388 PR tree-optimization/69242
33389 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33390 assert with a check.
33392 2016-01-13 Richard Biener <rguenther@suse.de>
33394 PR tree-optimization/69186
33395 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33396 Properly guard vect_update_misalignment_for_peel call.
33398 2016-01-12 Jeff Law <law@redhat.com>
33400 PR tree-optimization/pr67755
33401 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33402 "need_profile_correction".
33403 (thread_block_1): Initialize new field to false by default. If we
33404 have multiple thread paths through a common joiner to different
33405 final targets, then set new field to true.
33406 (compute_path_counts): Only do count adjustment when it's really
33409 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33411 * doc/invoke.texi (Spec Files): Move section down in file, past
33412 all command-line option descriptions.
33414 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33416 PR middle-end/54809
33417 * doc/gty.texi: Remove documentation of mark_hook.
33418 * gengtype.c (struct write_types_data): Remove code to support
33419 mark_hook attribute.
33420 (walk_type): Likewise.
33421 (write_func_for_structure): Likewise.
33423 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33425 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33426 Directory Options, and -specs= to Overall Options.
33427 (Overall Options): Adjust similarly. Reorder to group related
33428 options together. Make -specs= cross-reference the spec file details.
33429 (Directory Options): Adjust similarly.
33431 2016-01-12 Jeff Law <law@redhat.com>
33433 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33435 2016-01-12 Olivier Hainque <hainque@adacore.com>
33437 * gcc.c (spec_undefvar_allowed): New global.
33438 (process_command): Set to true when running for --version or --help,
33440 (getenv_spec_function): When the variable is not defined, use the
33441 variable name as the variable value if we're allowed not to issue
33444 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33446 PR tree-optimization/68911
33447 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33448 information computed for expression "init + nit * step".
33450 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33452 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33453 about name of GCC executable. Remove deleted node from menu.
33454 (Directory Options) <-B>: Remove cross-reference to deleted node.
33455 (Target Options): Delete section.
33457 2016-01-12 Christian Bruel <christian.bruel@st.com>
33460 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33461 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33463 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33466 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33467 aligned_mem is properly set for AVX512-VL floating point masked
33471 * ifcvt.c (cond_exec_process_if_block): When removing the last
33472 insn from then_bb, remove also any possible barriers that follow it.
33474 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33478 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33479 (PTRDIFF_TYPE): Likewise.
33480 (WCHAR_TYPE): Likewise.
33481 (WCHAR_TYPE_SIZE): Likewise.
33482 (STDINT_LONG32): Likewise.
33484 2016-01-12 Richard Biener <rguenther@suse.de>
33486 PR tree-optimization/69053
33487 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33488 convert initial value for cond reductions.
33490 2016-01-12 Richard Biener <rguenther@suse.de>
33492 PR tree-optimization/69007
33493 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33494 widen_sum after dot_prod and sad.
33496 2016-01-12 Richard Biener <rguenther@suse.de>
33498 PR tree-optimization/69168
33499 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33500 pattern stmt SLP type.
33501 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33502 end up unused so cope with that case.
33504 2016-01-12 Richard Biener <rguenther@suse.de>
33506 PR tree-optimization/69157
33507 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33508 stmts def type only during analyze phase.
33509 (vectorizable_call): Likewise.
33510 (vectorizable_simd_clone_call): Likewise.
33511 (vectorizable_conversion): Likewise.
33512 (vectorizable_assignment): Likewise.
33513 (vectorizable_shift): Likewise.
33514 (vectorizable_operation): Likewise.
33515 (vectorizable_store): Likewise.
33516 (vectorizable_load): Likewise.
33518 2016-01-12 Richard Biener <rguenther@suse.de>
33520 PR tree-optimization/69174
33521 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33523 (vectorizable_load): Properly compute the number of loads needed
33524 for permuted strided SLP loads and do not spuriously assign
33525 to SLP_TREE_VEC_STMTS.
33527 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33529 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33530 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33531 (MD_EXEC_PREFIX): Remove.
33532 (MD_STARTFILE_PREFIX) Removee.
33533 (FILE_NAME_ABSOLUTE_P): Remove.
33534 (CPP_SPEC): Do not read macros from sys/version.h.
33535 (LINK_COMMAND_SPEC): Remove.
33536 (LOCAL_INCLUDE_DIR): Remove.
33537 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33538 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33539 (POST_LINK_SPEC): Define to invoke stubify after linker
33540 (LIBSTDCXX): Remove define
33541 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33542 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33543 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33544 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33545 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33546 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33547 (i386_djgpp_asm_named_section): Add propotype of new procedure
33549 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33550 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33551 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33552 in config/i386/djgpp.h).
33553 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33554 STANDARD_STARTFILE_PREFIX_1.
33555 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33556 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33557 installation errors.
33558 (MAX_OFILE_ALIGNMENT): Define to 128.
33559 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33561 * config/i386/djgpp.c: New file. Add implementation of
33562 i386_djgpp_asm_named_section.
33564 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33566 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33567 Add rule for building djgpp.o.
33569 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33571 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33572 (rtx_is_swappable_p): Reductions are swappable.
33573 (insn_is_swappable_p): V2DF reductions are swappable.
33575 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33577 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33578 reloads for other unsupported memory operands.
33580 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33581 Jim Wilson <jim.wilson@linaro.org>
33584 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33585 copy_to_mode_reg instead of force_reg.
33587 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33590 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33591 TARGET_80387 is true.
33593 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33596 * lra-eliminations.c (move_plus_up): Only move plus up
33597 if subreg of the constant can be simplified into constant
33598 and use the simplified subreg of the constant instead of
33599 the original constant.
33601 * fold-const.c (fold_convertible_p): Don't return true
33602 for conversion of VECTOR_TYPE to same sized integral type.
33603 (fold_convert_loc): Fix up formatting. Fold conversion of
33604 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33605 instead of NOP_EXPR.
33607 PR tree-optimization/69214
33608 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33609 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33612 PR tree-optimization/69207
33613 * tree-vect-slp.c (vect_get_constant_vectors): For
33614 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33615 fold_convertible_p to vector_type's element type, and always
33616 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33618 2016-01-11 Richard Biener <rguenther@suse.de>
33620 PR tree-optimization/69173
33621 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33622 fixup the cycle if all stmts are in a pattern.
33624 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33626 PR middle-end/68999
33627 * alias.c (base_alias_check): Move check for addresses with
33628 alignment ANDs before the call for compare_base_decls.
33629 (memrefs_conflict_p): Return -1 for different decls
33630 that went through alignment adjustments.
33632 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33634 PR rtl-optimization/68796
33635 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33636 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33637 and QImode comparisons against zero with CC_NZmode.
33638 * config/aarch64/iterators.md (short_mask): New mode_attr.
33640 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33642 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33643 (<avx512>_store<mode>_mask): Likewise.
33645 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33646 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33648 PR rtl-optimization/68841
33649 * ifcvt.c (struct noce_if_info): Add orig_x field.
33650 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33651 Don't record conflicts on to_rename if it's present.
33652 Allow memory destinations in sets.
33653 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33654 blocks, passing orig_x to the checks.
33655 (noce_process_if_block): Set if_info->orig_x appropriately.
33657 2016-01-11 Tom de Vries <tom@codesourcery.com>
33659 PR tree-optimization/69069
33660 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33662 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33664 PR rtl-optimization/68920
33665 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33666 of conditional moves for RTL if-conversion to 1 for
33667 TARGET_ONE_IF_CONV_INSN.
33668 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33669 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33670 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33671 parameter to restirct number of conditional moves for
33673 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33674 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33677 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33680 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33681 onepart vars. Fix typo in comment. Fix reversed condition in
33683 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33686 * var-tracking.c (dump_onepart_variable_differences): New.
33687 (dataflow_set_different): If a detailed dump is requested,
33688 delay early returns and dump differences between onepart
33689 variables present before and after, and added variables.
33691 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33694 * expr.c (expand_expr_real_1): For boolean vector constants
33695 with a scalar mode use const_scalar_mask_from_tree.
33696 (const_scalar_mask_from_tree): New.
33697 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33698 assigned to a mask type to handle constants.
33700 2016-01-11 Martin Jambor <mjambor@suse.cz>
33703 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33704 useless parameters if we cannot change function signature.
33706 2016-01-11 Martin Jambor <mjambor@suse.cz>
33709 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33712 2016-01-11 Tom de Vries <tom@codesourcery.com>
33714 PR tree-optimization/69109
33715 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33718 2016-01-11 Tom de Vries <tom@codesourcery.com>
33720 PR tree-optimization/69108
33721 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33722 res is not used in a phi.
33724 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33727 * common.opt (frandom-seed): Fix parameter name.
33728 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33730 2016-01-11 Tom de Vries <tom@codesourcery.com>
33732 PR tree-optimization/69058
33733 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33736 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33738 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33739 (mcode-density): Likewise.
33741 2016-01-10 Tom de Vries <tom@codesourcery.com>
33743 PR tree-optimization/69062
33744 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33745 (parallelize_loops): Don't paralelize loop that has phi with address
33748 2016-01-10 Tom de Vries <tom@codesourcery.com>
33750 PR tree-optimization/69039
33751 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33754 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33756 PR middle-end/68743
33757 * match.pd: Require target has function_c99_misc before doing
33758 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33760 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33762 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33764 * configure: Regenerate.
33766 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33768 PR middle-end/50865
33769 PR tree-optimization/69097
33770 * fold-const.h (expr_not_equal_to): New prototype.
33771 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33772 (expr_not_equal_to): New function.
33773 * match.pd (X % -Y is the same as X % Y): Don't optimize
33774 unless X is known not to be equal to minimum or Y is known
33775 not to be equal to -1.
33776 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33777 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33778 (simplify_stmt_using_ranges): Adjust caller.
33779 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33780 substitute_and_fold.
33782 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33784 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33787 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33789 PR tree-optimization/69167
33790 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33791 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33793 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33795 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33796 Richard Biener <rguenther@suse.de>
33798 PR tree-optimization/68707
33799 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33800 instances that can be handled via vect_load_lanes.
33802 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33804 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33805 if we can't determine address equivalence.
33806 * alias.c (compare_base_decl): Update for changed return value of
33807 symtab_node::equal_address_to.
33809 2016-01-08 Jason Merrill <jason@redhat.com>
33813 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33814 * expr.c (store_field): Not here.
33815 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33816 call with TREE_ADDRESSABLE type.
33817 * tree-cfg.c (verify_gimple_call): Adjust.
33819 2016-01-08 Olivier Hainque <hainque@adacore.com>
33821 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33824 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33826 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33827 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33828 (reduc_smin_v2sf): Rename to...
33829 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33830 (reduc_splus_v2sf): Rename to...
33831 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33833 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33835 PR tree-optimization/69162
33836 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33837 valist argument in another argument.
33838 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33839 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33840 to determine the va_list type, build a MEM_REF instead of
33841 build_fold_indirect_ref.
33843 PR tree-optimization/69172
33844 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33847 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33849 PR tree-optimization/67781
33850 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33851 and cmpnop in two steps: first the ones not accessed in original
33852 gimple expression in a endian independent way and then the ones not
33853 accessed in the final result in an endian-specific way.
33855 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33857 PR tree-optimization/69083
33858 * tree-vect-slp.c (vect_get_constant_vectors): For
33859 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33860 element type. If op is fold_convertible_p to vector_type's element
33861 type, use NOP_EXPR instead of VCE.
33863 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33865 PR rtl-optimization/67778
33866 PR rtl-optimization/68634
33867 PR rtl-optimization/68909
33868 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33869 block from the stack until done with it. Remove a superfluous
33870 bitmap set. Remove a superfluous bitmap test.
33872 2016-01-07 Martin Sebor <msebor@redhat.com>
33875 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33876 constraint on the type of arguments.
33878 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33880 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33881 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33882 unaligned_access on the gcc_options set.
33883 * config/arm/arm.c (arm_option_override_internal): Use
33884 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33886 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33889 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33890 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33892 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33895 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33898 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33899 depending on frame_pointer_needed before remaining integer and SSE
33900 registers are saved.
33902 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33905 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33907 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33910 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33911 Use the "xBm" constraint.
33912 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33914 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33915 (sse_cvtsi2ssq<round_name>): Likewise.
33916 (sse_cvtss2si<round_name>): Likewise.
33917 (sse_cvtss2siq<round_name>): Likewise.
33918 (sse2_cvtsi2sdq<round_name>): Likewise.
33919 (sse2_cvtsd2si<round_name>): Likewise.
33920 (sse2_cvtsd2siq<round_name>): Likewise.
33921 * config/i386/subst.md (round_nimm_scalar_predicate): New
33924 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33926 PR middle-end/67639
33927 * varasm.c (make_decl_rtl): Mark invalid register vars as
33930 PR rtl-optimization/66206
33931 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33932 All callers changed.
33934 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33936 PR tree-optimization/69141
33937 * tree-ssa-pre.c: Include langhooks.h.
33938 (eliminate_dom_walker::before_dom_children): Use
33939 lang_hooks.decl_printable_name instead of
33940 cgraph_node::get ()->name ().
33942 PR middle-end/68960
33943 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33944 it and DECL_ALIGN too.
33946 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33948 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33950 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33953 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33954 depending on frame_pointer_needed before remaining integer and SSE
33955 registers are saved.
33957 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33959 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33960 mode iterator with VSX_M2.
33961 (*p9_vecstore_<mode>): Likewise.
33962 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33963 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33964 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33965 (define_split for VSX_LE128 stores): Likewise.
33966 (define_peephole2 for TImode LE swaps): Likewise.
33967 (define_split for VSX_LE128 post-reload stores): Likewise.
33969 2016-01-06 Marek Polacek <polacek@redhat.com>
33972 * convert.c (convert_to_integer_1): Adjust call to
33973 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33974 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33975 EXPR instead of ARG.
33976 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33978 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33981 * doc/extend.texi (RL78 Variable Attributes): New section.
33983 2016-01-05 Marek Polacek <polacek@redhat.com>
33986 * builtins.c (get_memmodel): Use expansion point location rather than
33987 the input location. Call warning_at rather than warning.
33988 (expand_builtin_atomic_compare_exchange): Likewise.
33989 (expand_builtin_atomic_load): Likewise.
33990 (expand_builtin_atomic_store): Likewise.
33991 (expand_builtin_atomic_clear): Likewise.
33993 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33996 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33997 Replace nonimmediate_operand with vector_operand.
33998 * config/i386/predicates.md (vector_operand): New predicate.
33999 (general_vector_operand): Replace nonimmediate_operand with
34001 * config/i386/sse.md: Replace nonimmediate_operand with
34002 vector_operand and m constraint with Bm constraint on SSE
34003 patterns with 16-byte memory operand.
34004 * config/i386/subst.md (round_nimm_predicate): Replace
34005 nonimmediate_operand with vector_operand.
34006 (round_saeonly_nimm_predicate): Likewise.
34007 (round_saeonly_nimm_scalar_predicate): New.
34009 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34012 * config/i386/constraints.md (Bm): New constraint.
34013 * config/i386/predicates.md (vector_memory_operand): New
34015 * config/i386/sse.md: Replace xm with xBm in plusminus and
34016 any_logic patterns.
34018 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34021 * doc/extend.texi (V850 Function Attributes): New section.
34022 (V850 Variable Attributes): New section.
34024 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34027 * doc/extend.texi (MicroBlaze Function Attributes): Document
34028 interrupt_handler and fast_interrupt attributes.
34030 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34033 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34034 for local symbolic operands.
34035 * config/ia64/predicates.md (local_symbolic_operand64): New
34038 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34040 PR rtl-optimization/68651
34041 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34044 2016-01-05 Nathan Sidwell <nathan@acm.org>
34046 * alias.c (compare_base_decls): Use symtab_node::get.
34048 2016-01-05 Nick Clifton <nickc@redhat.com>
34051 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34052 secondary_reload_info structure.
34055 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34056 decls if weak support is available.
34058 2016-01-04 Martin Sebor <msebor@redhat.com>
34060 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34062 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34064 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34065 OPTION_MASK_P9_DFORM.
34067 * config/rs6000/constraints.md (wo constraint): New constraint for
34070 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34072 (rs6000_init_hard_regno_mode_ok): Likewise.
34074 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34077 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34078 expanders not to have constraints. Add support for ISA 3.0 xxperm
34079 instruction. Add support for fusing xxlor with xxperm.
34080 (altivec_vperm_<mode>_internal): Likewise.
34081 (altivec_vperm_v8hiv16qi): Likewise.
34082 (altivec_vperm_<mode>v16q): Likewise.
34083 (altivec_vperm_<mode>_uns): Likewise.
34084 (vperm_v8hiv4si): Likewise.
34085 (vperm_v16qiv8hi): Likewise.
34087 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34089 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34091 Update copyright years.
34093 * gcc.c (process_command): Update copyright notice dates.
34094 * gcov-dump.c (print_version): Ditto.
34095 * gcov.c (print_version): Ditto.
34096 * gcov-tool.c (print_version): Ditto.
34097 * gengtype.c (create_file): Ditto.
34098 * doc/cpp.texi: Bump @copying's copyright year.
34099 * doc/cppinternals.texi: Ditto.
34100 * doc/gcc.texi: Ditto.
34101 * doc/gccint.texi: Ditto.
34102 * doc/gcov.texi: Ditto.
34103 * doc/install.texi: Ditto.
34104 * doc/invoke.texi: Ditto.
34106 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34108 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34109 modes larger than TImode as TImode if NEON is not enabled.
34111 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34114 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34115 mode for %f0-%f31 only if TARGET_FPU.
34117 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34120 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34121 to compute the PACKED_P predicate.
34122 (function_arg_record_value): Minor tweaks.
34124 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34126 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34127 option for arm*-*-* targets.
34129 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34131 * doc/extend.texi (Common Function Attributes): Move docs for
34132 MSP430-specific attributes to....
34133 (MSP430 Function Attributes): ...here. Delete the redundant
34134 entries and copy-edit the remaining text.
34135 (MSP430 Variable Attributes): Use uniform format for index
34136 entries and add a cross-reference to the corresponding function
34139 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34141 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34143 (x86 Options): Likewise.
34145 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34149 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34150 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34151 to corresponding attribute.
34153 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34155 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34156 to correct alphabetization of table. Copy-edit and correct
34158 <stack_protect>: Likewise.
34159 <target_clones>: Likewise.
34161 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34162 Correct punctuation.
34163 (Code Gen Options) <-fno-plt>: Copy-edit.
34165 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34168 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34169 SI values. Explicitly convert SI to DI and vice-versa.
34171 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34173 PR tree-optimization/69070
34174 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34175 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34178 * ubsan.c (ubsan_instrument_float_cast): Call
34179 initialize_sanitizer_builtins.
34182 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34184 Copyright (C) 2016 Free Software Foundation, Inc.
34186 Copying and distribution of this file, with or without modification,
34187 are permitted in any medium without royalty provided the copyright
34188 notice and this notice are preserved.