1 2016-11-29 Jiong Wang <jiong.wang@arm.com>
3 * target.def (stack_protect_runtime_enabled_p): New.
4 * function.c (expand_function_end): Guard stack_protect_epilogue with
5 targetm.stack_protect_runtime_enabled_p.
6 * cfgexpand.c (pass_expand::execute): Likewise.
7 * calls.c (expand_call): Likewise.
8 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
9 * doc/tm.texi: Regenerate.
11 2016-11-29 Richard Biener <rguenther@suse.de>
14 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
16 2016-11-29 Janus Weil <janus@gcc.gnu.org>
18 * doc/contrib.texi: Add a few missing gfortran contributors.
20 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
22 * combine.c (change_zero_ext): Also handle extends from a subreg
23 to a mode bigger than that of the operand of the subreg.
25 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
28 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
29 stack_restore_tie insn instead of stack_tie, for the SVR4 and
31 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
33 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
35 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
36 head_components and tail_components.
37 (spread_components): New algorithm.
38 (emit_common_tails_for_components): Clear head_components and
40 (insert_prologue_epilogue_for_components): Write extra output to the
41 dump file for sibcalls and abnormal exits.
43 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
45 PR rtl-optimization/78342
46 * combine.c: Include "cfghooks.h".
47 (try_combine): If we create an unconditional trap, break the basic
48 block in two just after it, and remove the edge between; also, set
49 the *new_direct_jump_p flag so that cleanup_cfg is run.
51 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
53 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
56 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
59 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
60 output template string.
61 (*anddi_1): Use multi-line output template string.
64 2016-11-28 Jakub Jelinek <jakub@redhat.com>
67 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
68 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
69 note has been removed.
70 * postreload.c (reload_combine_recognize_pattern): If
71 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
73 2016-11-28 Martin Sebor <msebor@redhat.com>
76 * gimple-ssa-sprintf.c (target_max_value): Remove.
77 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
78 (get_width_and_precision): New function.
79 (format_integer, format_floating, get_string_length, format_string):
80 Correct handling of width and precision with unknown value.
81 (format_directive): Add warning.
82 (pass_sprintf_length::compute_format_length): Allow for precision
83 to consist of a sole period with no asterisk or digits after it.
85 2016-11-28 Jakub Jelinek <jakub@redhat.com>
87 PR rtl-optimization/78546
88 * simplify-rtx.c (neg_const_int): When negating most negative
89 number in mode wider than HOST_BITS_PER_WIDE_INT, use
90 simplify_const_unary_operation to produce CONST_DOUBLE or
92 (simplify_plus_minus): Handle the case where neg_const_int
93 doesn't return a CONST_INT.
95 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
98 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
99 left shifting of negative values.
101 2016-11-28 Jakub Jelinek <jakub@redhat.com>
104 * tree-nested.c (convert_local_reference_stmt): After adding
105 shared (FRAME.NN) clause to omp parallel, task or target,
106 add it also to all outer omp parallel, task or target constructs.
108 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/i386.md (UNSPEC_KMASKOP): New.
111 (UNSPEC_KMOV): Remove.
112 (kmovw): Expand to plain HImode move.
113 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
114 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
115 Remove corresponding clobber-removing splitter.
116 (*anddi_1): Remove mask register alternatives.
120 (*<any_or:code><mode>_1): Ditto.
121 (*<any_or:code>qi_1): Ditto.
122 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
123 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
124 Remove corresponding splitter to operation with general registers.
125 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
126 (*andn<SWI12:mode>): New pattern.
127 (*kxnor<mode>): Remove general register alternatives. Tag pattern
128 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
129 with general registers.
130 (knot<mode>): New insn pattern.
131 (*one_cmpl<mode>2_1): Remove mask register alternatives.
132 (one_cmplqi2_1): Ditto.
133 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
134 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
135 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
136 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
137 to generate kmaskop shift.
138 (vec_unpacks_hi_<mode>): Ditto.
139 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
141 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
142 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
143 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
145 2016-11-28 Richard Biener <rguenther@suse.de>
147 * tree-vrp.c (vrp_visit_assignment_or_call): Handle
148 simplifications to SSA names via extract_range_from_ssa_name
151 2016-11-28 Richard Biener <rguenther@suse.de>
153 PR tree-optimization/78542
154 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
157 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
159 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE
160 that isolates a single bit, even if the condition involves
163 2016-11-28 Tamar Christina <tamar.christina@arm.com>
165 * config/aarch64/aarch64-simd-builtins.def
166 (BSL_P): Added di and v2di mode.
167 * config/aarch64/arm_neon.h
168 (vsriq_n_p64, vsri_n_p64): Added poly type.
169 (vextq_p64, vext_p64): Likewise.
170 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
172 2016-11-28 Tamar Christina <tamar.christina@arm.com>
174 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
175 (TYPES_GETREGP): Likewise.
176 (TYPES_SHIFTINSERTP): Likewise.
177 (TYPES_COMBINEP): Likewise.
178 (TYPES_STORE1P): Likewise.
179 * config/aarch64/aarch64-simd-builtins.def
180 (combine): Added poly generator.
181 (get_dregoi): Likewise.
182 (get_dregci): Likewise.
183 (get_dregxi): Likewise.
187 * config/aarch64/arm_neon.h
188 (poly64x1x2_t, poly64x1x3_t): New.
189 (poly64x1x4_t, poly64x2x2_t): Likewise.
190 (poly64x2x3_t, poly64x2x4_t): Likewise.
191 (poly64x1_t): Likewise.
192 (vcreate_p64, vcombine_p64): Likewise.
193 (vdup_n_p64, vdupq_n_p64): Likewise.
194 (vld2_p64, vld2q_p64): Likewise.
195 (vld3_p64, vld3q_p64): Likewise.
196 (vld4_p64, vld4q_p64): Likewise.
197 (vld2_dup_p64, vld3_dup_p64): Likewise.
198 (vld4_dup_p64, vsli_n_p64): Likewise.
199 (vsliq_n_p64, vst1_p64): Likewise.
200 (vst1q_p64, vst2_p64): Likewise.
201 (vst3_p64, vst4_p64): Likewise.
202 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
203 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
204 (vget_lane_p64, vgetq_lane_p64): Likewise.
205 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
206 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
207 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
208 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
209 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
210 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
211 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
212 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
213 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
214 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
215 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
216 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
217 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
218 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
219 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
220 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
221 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
222 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
223 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
224 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
225 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
226 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
227 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
228 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
229 (vset_lane_p64, vsetq_lane_p64): Likewise.
230 (vget_low_p64, vget_high_p64): Likewise.
231 (vcombine_p64, vst2_lane_p64): Likewise.
232 (vst3_lane_p64, vst4_lane_p64): Likewise.
233 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
234 (vst4q_lane_p64, vget_lane_p64): Likewise.
235 (vget_laneq_p64, vset_lane_p64): Likewise.
236 (vset_laneq_p64, vcopy_lane_p64): Likewise.
237 (vcopy_laneq_p64, vdup_n_p64): Likewise.
238 (vdupq_n_p64, vdup_lane_p64): Likewise.
239 (vdup_laneq_p64, vld1_p64): Likewise.
240 (vld1q_p64, vld1_dup_p64): Likewise.
241 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
242 (vmov_n_p64, vmovq_n_p64): Likewise.
243 (vst3q_p64, vst4q_p64): Likewise.
244 (vld1_lane_p64, vld1q_lane_p64): Likewise.
245 (vst1_lane_p64, vst1q_lane_p64): Likewise.
246 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
247 (vdupq_laneq_p64): Likewise.
249 2016-11-28 Tamar Christina <tamar.christina@arm.com>
250 * config/arm/arm_neon.h (vget_lane_p64): New.
252 2016-11-28 Iain Sandoe <iain@codesourcery.com>
255 * configure.ac (with_ld64): Use portable method to extract the
256 major part of the version number.
257 * configure: Regenerated.
259 2016-11-28 Jakub Jelinek <jakub@redhat.com>
261 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
262 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
263 intmax_t couldn't be determined.
264 (format_integer): Make {,u}intmax_type_node no longer static,
265 initialize them only when needed. For z and t use
266 signed_or_unsigned_type_for instead of assuming size_t and
267 ptrdiff_t have the same precision.
270 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
271 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
272 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
273 vector instead of traversing m_classes hash table. Release
275 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
277 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
278 add it also to m_classes_vec vector.
279 (sem_item_optimizer::remove_symtab_node,
280 sem_item_optimizer::build_hash_based_classes,
281 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
282 (sem_item_optimizer::subdivide_classes_by_equality,
283 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
284 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
285 instead of traversing m_classes hash table. Formatting fixes.
286 (sem_item_optimizer::traverse_congruence_split,
287 sem_item_optimizer::do_congruence_step_for_index,
288 sem_item_optimizer::do_congruence_step): Formatting fixes.
289 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
290 vector instead of traversing m_classes hash table.
291 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
292 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
293 instead of traversing m_classes hash table.
295 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
297 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
298 X is not unused after.
300 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
302 PR rtl-optimization/78120
303 * rtlanal.c (insn_rtx_cost): Revert previous change.
305 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
308 * config/avr/avr.md (SPLIT34): New mode iterator.
309 (bitop): New code iterator.
310 (*iorhi3.ashift8-*). New insn-and-split patterns.
311 (*movhi): Post-reload split reg = 0.
312 [!MOVW]: Post-reload split reg = reg.
313 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
314 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
315 (iorhi3, iorpsi3, iorsi3): Same.
316 (xorhi3, xorpsi3, xorsi3): Same.
317 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
318 costs to *iorhi3.ashift8-* patterns.
320 2016-11-27 Iain Sandoe <iain@codesourcery.com>
321 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
324 * config.in: Regenerate
325 * config/darwin-driver.c (darwin_driver_init): Emit a version string
327 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
328 * config/darwin.opt(asm_macosx_version_min): New.
329 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
330 * configure: Regenerate
331 * configure.ac: Check for mmacosx-version-min handling.
333 2016-11-27 Iain Sandoe <iain@codesourcery.com>
336 * config/i386/i386.c (ix86_code_end): Note that we emitted code
337 where the function might otherwise appear empty for picbase thunks.
338 (ix86_output_function_epilogue): If we find a zero-sized function
339 assume that reaching it is UB and trap. If we find a trailing label
341 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
342 find a zero-sized function assume that reaching it is UB and trap.
343 If we find a trailing label, append a nop.
345 2016-11-27 Iain Sandoe <iain@codesourcery.com>
348 * config/darwin-sections.def (picbase_thunk_section): New.
349 * config/darwin.c (darwin_init_sections): Set up picbase thunk
350 section. (darwin_rodata_section, darwin_objc2_section,
351 machopic_select_section, darwin_asm_declare_constant_name,
352 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
353 coalesced with newer linkers.
354 (darwin_override_options): Decide on usage of coalesed sections
355 on the basis of the target linker version.
356 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
357 * config/darwin.opt (mtarget-linker): New.
358 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
359 a coalesced section, instead use a thunks section.
361 2016-11-27 Iain Sandoe <iain@codesourcery.com>
364 * configure.ac (with-ld64): New var, set for Darwin, set on
365 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
366 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
367 * config/darwin10.h(DEF_LD64): Update for this target version.
368 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
369 (DEF_LD64): Update for this target version.
370 * configure: Regenerated.
371 * config.in: Regenerated.
373 2016-11-27 Iain Sandoe <iain@codesourcery.com>
376 * config/darwin.c (imachopic_indirection_name): Make data
377 section indirections linker-visible.
378 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
379 constant labels linker-visible.
381 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
383 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
384 (free_lang_data): Remove assignment to ptrdiff_type_node.
386 2016-11-25 Jakub Jelinek <jakub@redhat.com>
388 PR rtl-optimization/78526
389 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
390 beyond val's precision.
392 PR rtl-optimization/78527
393 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
394 out of bounds shift count.
396 2016-11-25 Martin Liska <mliska@suse.cz>
399 * doc/invoke.texi (-fprofile-use): Fix reference to a section
400 where -fprofile-generate is documented.
402 2016-11-25 Martin Liska <mliska@suse.cz>
404 PR gcov-profile/78086
405 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
406 not supported by a target. Set priority to 100 if possible.
407 (build_gcov_exit_decl): Likewise.
409 2016-11-25 Richard Biener <rguenther@suse.de>
412 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
413 unary, binary and single RHSs.
414 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
416 2016-11-25 Bin Cheng <bin.cheng@arm.com>
421 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
422 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
423 and set it to result code if transformation is valid. Use code EQ
424 directly in last simplification case.
426 2016-11-25 Richard Biener <rguenther@suse.de>
428 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
429 before valueizing return stmts.
431 2016-11-24 Richard Biener <rguenther@suse.de>
433 PR tree-optimization/78343
434 * passes.def: Add CD-DCE pass after loop splitting.
435 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
436 SCEV init/finalize ...
437 (perform_tree_ssa_dce): ... here. Deal with being
438 executed inside the loop pipeline in aggressive mode.
440 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
442 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
444 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
446 PR tree-optimization/77673
447 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
448 (init_symbolic_number): Initialize src field from src parameter.
449 (perform_symbolic_merge): Select most dominated statement as the
450 source statement. Set src field of resulting n structure from the
451 input src with the lowest address.
452 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
453 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
454 of load from src field rather than insertion statement. Cancel
455 optimization if statement analyzed is not dominated by the insertion
457 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
458 dominance information.
460 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
463 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
465 2016-11-25 Martin Jambor <mjambor@suse.cz>
467 PR tree-optimization/70965
468 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
470 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
473 * config/i386/i386.c (i386_excess_precision): Do not return
474 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
475 EXCESS_PRECISION_TYPE_STANDARD.
476 * target.def (excess_precision): Document that targets should
477 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
478 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
479 Fix typo in first sentence.
480 * doc/tm.texi: Regenerate.
482 2016-11-25 Richard Biener <rguenther@suse.de>
484 PR tree-optimization/78396
485 * tree-vectorizer.c (vectorize_loops): When the if-converted
486 body contains masked loads or stores do not attempt to
487 basic-block-vectorize it.
489 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
490 Alan Hayward <alan.hayward@arm.com>
491 David Sherwood <david.sherwood@arm.com>
493 * function.h (spill_slot_alignment): Declare.
494 * function.c (spill_slot_alignment): New function.
495 * lra-spills.c (slot): Add align and size fields.
496 (assign_mem_slot): Use them in the call to assign_stack_local.
497 (add_pseudo_to_slot): Update the fields.
498 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
500 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
501 Alan Hayward <alan.hayward@arm.com>
502 David Sherwood <david.sherwood@arm.com>
504 * stor-layout.c (layout_type): Allow the caller to set the mode of
505 a float type. Only choose one here if the mode is still VOIDmode.
506 * tree.c (build_common_tree_nodes): Set the type mode of decimal
507 floats before calling layout_type.
508 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
510 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
512 * tree-tailcall.c (find_tail_calls): Allow calls to reference
513 local variables if all references are known to be direct.
515 2016-11-25 Jakub Jelinek <jakub@redhat.com>
516 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
519 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
520 non null and it's precision matches precision of lhs's type.
522 2016-11-24 Martin Sebor <msebor@redhat.com>
524 PR tree-optimization/78476
525 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
527 (handle_gimple_call): Adjust signature.
528 (try_substitute_return_value): Remove calls to bounded functions
529 with zero buffer size whose result is known.
530 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
532 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
534 * varasm.c (assemble_start_function): Wrap align_log definition in
535 ASM_OUTPUT_MAX_SKIP_ALIGN.
537 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.md (wide AND insn to QImode splitter): Use
540 explicit mode macros.
541 (wide OR insn to QImode splitter): Ditto.
543 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
545 PR rtl-optimization/77541
546 * lra-constraints.c (struct input_reload): Add field match_p.
547 (get_reload_reg): Check modes of input reloads to generate unique
549 (match_reload): Add input reload pseudo for the current insn.
551 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
553 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
554 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
556 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
557 the aarch64_fp16_type_node, not all HFmode types.
558 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
559 (aarch64_scalar_mode_supported_p): Likewise.
560 (aarch64_excess_precision): New.
561 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
562 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
563 (TARGET_C_EXCESS_PRECISION): Likewise.
565 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
567 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
568 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
570 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
572 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
573 (<optab>dihf2): Likewise.
574 (aarch64_fp16_<optab><mode>hf2): New.
576 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
579 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
581 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
583 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
584 Enable REE at -O2 and higher.
585 * config/sparc/sparc.c (sparc_option_override): Disable it by default
588 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
592 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
593 (new_temp_expr_table): Initialise reg_vars_cnt.
594 (free_temp_expr_table): Release reg_vars_cnt.
595 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
597 (find_replaceable_in_bb): Use the above to record register variable
598 write occurrences and cancel replacement across them.
600 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
602 PR rtl-optimization/78437
603 * ree.c (get_uses): New function.
604 (combine_reaching_defs): When a copy is needed, return false if any
605 reaching use of the source register reads it in a mode larger than
606 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
608 2016-11-24 Martin Liska <mliska@suse.cz>
610 * gimple-pretty-print.c (dump_edge_probability): New function.
611 (dump_gimple_switch): Dump label edge probabilities.
612 (dump_gimple_cond): Likewise.
613 (dump_gimple_label): Dump
614 (dump_gimple_bb_header): Dump basic block frequency.
615 (pp_cfg_jump): Replace e->dest argument with e.
616 (dump_implicit_edges): Likewise.
617 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
618 Use gimple_bb (at) instead of at->bb.
620 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
622 * common.opt (flimit-function-alignment): New.
623 * doc/invoke.texi (-flimit-function-alignment): Document.
624 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
625 * final.c (shorten_branches): Set it.
626 * varasm.c (assemble_start_function): Limit alignment if
629 2016-11-24 Richard Biener <rguenther@suse.de>
631 PR tree-optimization/71595
632 * cfgloopmanip.h (remove_path): Add irred_invalidated and
633 loop_closed_ssa_invalidated parameters, defaulted to NULL.
634 * cfgloopmanip.c (remove_path): Likewise, pass them along to
635 called functions. Only fix irred flags if the caller didn't
637 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
638 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
641 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
643 PR rtl-optimization/78120
644 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
645 cases, and additionally test against max_seq_cost for speed
647 (noce_process_if_block): Compute an estimate for the original cost when
648 optimizing for speed, using the minimum of then and else block costs.
650 PR rtl-optimization/78120
651 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
653 PR rtl-optimization/78120
654 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
656 2016-11-24 Bin Cheng <bin.cheng@arm.com>
658 * match.pd: Refine type conversion in result expr for below pattern:
659 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
661 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
664 * tree.h (wi::fits_to_boolean_p): New predicate.
665 (wi::fits_to_tree_p): Use it for boolean types.
666 * tree.c (int_fits_type_p): Likewise.
668 2016-11-24 Martin Liska <mliska@suse.cz>
670 * print-tree.c (struct bucket): Remove.
671 (print_node): Add new argument which drives whether a tree node
672 is printed briefly or not.
673 (debug_tree): Replace a custom hash table with hash_set<T>.
674 * print-tree.h (print_node): Add the argument.
676 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
678 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
680 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
683 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
684 if it is at least NREGS wide.
686 2016-11-23 Joseph Myers <joseph@codesourcery.com>
688 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
689 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
690 TFmode, IFmode and KFmode.
692 2016-11-23 Joseph Myers <joseph@codesourcery.com>
694 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
697 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
699 * combine.c (change_zero_ext): Only change the mode of a hard register
700 destination if can_change_dest_mode holds for that.
702 2016-11-23 Jeff Law <law@redhat.com>
704 * varasm.c (assemble_name): Increase buffer size for name.
706 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
708 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
710 * doc/extend.texi: Constify first argument to __builtin_object_size.
712 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
714 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
715 to be used. Add brackets around macro argument.
717 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
721 2016-11-23 Jakub Jelinek <jakub@redhat.com>
724 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
725 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
727 2016-11-23 Jakub Jelinek <jakub@redhat.com>
730 * omp-low.c (build_outer_var_ref): Change lastprivate argument
731 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
732 on worksharing constructs, treat it like clauses on simd construct.
734 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
735 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
736 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
737 of true as last argument to build_outer_var_ref.
739 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.md (*movqi_internal): Calculate mode
742 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
743 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
744 (*k<logic><mode>): Calculate mode attribute depending on
745 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
746 (*andqi_1): Calculate mode attribute of alternative 3 depending
747 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
748 (kandn<mode>): Calculate mode attribute of alternative 2 depending
749 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
750 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
751 iterator. Calculate mode attribute of alternative 1 depending
752 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
753 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
754 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
756 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
759 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
760 * tree-vrp.c (extract_range_basic): Handle case for
763 2016-11-23 Jeff Law <law@redhat.com>
765 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
767 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
768 in boolean context warning.
770 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
772 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
775 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
776 (arm_fp16_type_node): ...This, make visibile.
777 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
779 (arm_init_simd_builtin_types): Likewise.
780 (arm_init_fp16_builtins): Likewise.
781 * config/arm/arm.c (arm_excess_precision): New.
782 (arm_floatn_mode): Likewise.
783 (TARGET_C_EXCESS_PRECISION): Likewise.
784 (TARGET_FLOATN_MODE): Likewise.
785 (arm_promoted_type): Only promote arm_fp16_type_node.
786 * config/arm/arm.h (arm_fp16_type_node): Declare.
788 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
790 * config/arm/arm.c (arm_convert_to_type): Delete.
791 (TARGET_CONVERT_TO_TYPE): Delete.
792 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
793 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
794 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
795 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
796 are in fast math mode, and have no single step hardware instruction.
797 (extendhfdf2): Only expand through SFmode if we don't have a
798 single-step hardware instruction.
799 * config/arm/vfp.md (*truncdfhf2): New.
800 (extendhfdf2): Likewise.
802 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
804 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
807 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
809 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
810 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
811 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
812 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
813 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
814 * doc/tm.texi: Regenerate.
815 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
817 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
819 * toplev.c (init_excess_precision): Delete most logic.
820 * tree.c (excess_precision_type): Rewrite to use
821 TARGET_EXCESS_PRECISION.
822 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
823 more generic fashion.
824 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
825 __STDC_WANT_IEC_60559_TYPES_EXT__.
827 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
829 * common.opt (fpermitted-flt-eval-methods): New.
830 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
831 * flag_types.h (permitted_flt_eval_methods): New.
833 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
835 * config/m68k/m68k.c (m68k_excess_precision): New.
836 (TARGET_C_EXCESS_PRECISION): Define.
838 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
840 * config/s390/s390.c (s390_excess_precision): New.
841 (TARGET_C_EXCESS_PRECISION): Define.
843 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
845 * config/i386/i386.c (ix86_excess_precision): New.
846 (TARGET_C_EXCESS_PRECISION): Define.
848 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
850 * target.def (excess_precision): New hook.
851 * target.h (flt_eval_method): New.
852 (excess_precision_type): Likewise.
853 * targhooks.c (default_excess_precision): New.
854 * targhooks.h (default_excess_precision): New.
855 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
856 * doc/tm.texi: Regenerate.
858 2016-11-23 Martin Sebor <msebor@redhat.com>
861 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
862 set the minimum number of bytes for an unknown string to zero.
864 2016-11-23 Martin Jambor <mjambor@suse.cz>
865 Martin Liska <mliska@suse.cz>
867 * hsa-builtins.def: New file.
868 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
869 * builtins.def: Include hsa-builtins.def.
870 (DEF_HSA_BUILTIN): New macro.
871 * dumpfile.h (OPTGROUP_OPENMP): Define.
872 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
873 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
874 GF_OMP_FOR_GRID_GROUP_ITER.
875 (gimple_omp_for_grid_phony): Added checking assert.
876 (gimple_omp_for_set_grid_phony): Likewise.
877 (gimple_omp_for_grid_intra_group): New function.
878 (gimple_omp_for_set_grid_intra_group): Likewise.
879 (gimple_omp_for_grid_group_iter): Likewise.
880 (gimple_omp_for_set_grid_group_iter): Likewise.
881 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
882 previosuly only distribute loop was permitted.
883 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
884 (grid_get_kernel_launch_attributes): Support multiple HSA grid
886 (grid_expand_omp_for_loop): Likewise and also support standalone
887 distribute constructs. New parameter INTRA_GROUP, updated both users.
888 (grid_expand_target_grid_body): Support standalone distribute
890 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
891 (pass_data_expand_omp_ssa): Likewise.
892 (pass_data_omp_device_lower): Likewsie.
893 (pass_data_lower_omp): Likewise.
894 (pass_data_diagnose_omp_blocks): Likewise.
895 (pass_data_oacc_device_lower): Likewise.
896 (pass_data_omp_target_link): Likewise.
897 (grid_lastprivate_predicate): New function.
898 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
900 (lower_omp_for): Support standalone distribute constructs.
901 (grid_prop): New type.
902 (grid_safe_assignment_p): Check for assignments to group_sizes, new
904 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
906 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
907 optimization info messages.
908 (grid_find_single_omp_among_assignments): Likewise.
909 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
910 (grid_parallel_clauses_gridifiable): New function.
911 (grid_inner_loop_gridifiable_p): Likewise.
912 (grid_dist_follows_simple_pattern): Likewise.
913 (grid_gfor_follows_tiling_pattern): Likewise.
914 (grid_call_permissible_in_distribute_p): Likewise.
915 (grid_handle_call_in_distribute): Likewise.
916 (grid_dist_follows_tiling_pattern): Likewise.
917 (grid_target_follows_gridifiable_pattern): Support standalone
918 distribute constructs.
919 (grid_var_segment): New enum.
920 (grid_mark_variable_segment): New function.
921 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
922 if a new argument says so.
923 (grid_process_grid_body): New function.
924 (grid_eliminate_combined_simd_part): Likewise.
925 (grid_mark_tiling_loops): Likewise.
926 (grid_mark_tiling_parallels_and_loops): Likewise.
927 (grid_process_kernel_body_copy): Support standalone distribute
929 (grid_attempt_target_gridification): New grid variable holding overall
930 gridification state. Support standalone distribute constructs and
932 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
933 * hsa.h (hsa_bb): Add method method append_phi.
934 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
935 occurences in all files too.
936 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
937 (is_a_helper <hsa_insn_br *>::test): New function.
938 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
940 (hsa_insn_signal): Make a direct descendant of
941 hsa_insn_basic. Add memorder constructor parameter and
942 m_memory_order and m_signalop member variables.
943 (hsa_insn_queue): Changed constructor parameters to common form.
944 Added m_segment and m_memory_order member variables.
945 (hsa_summary_t): Add private member function
946 process_gpu_implementation_attributes.
947 (hsa_function_summary): Rename m_binded_function to
949 (hsa_insn_basic_p): Remove typedef.
950 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
951 (hsa_op_reg_p): Remove typedef.
952 (hsa_function_representation): Change hsa_op_reg_p into plain
954 (hsa_insn_phi): Removed new and delete operators.
955 (hsa_insn_br): Likewise.
956 (hsa_insn_cbr): Likewise.
957 (hsa_insn_sbr): Likewise.
958 (hsa_insn_cmp): Likewise.
959 (hsa_insn_mem): Likewise.
960 (hsa_insn_atomic): Likewise.
961 (hsa_insn_signal): Likewise.
962 (hsa_insn_seg): Likewise.
963 (hsa_insn_call): Likewise.
964 (hsa_insn_arg_block): Likewise.
965 (hsa_insn_comment): Likewise.
966 (hsa_insn_srctype): Likewise.
967 (hsa_insn_packed): Likewise.
968 (hsa_insn_cvt): Likewise.
969 (hsa_insn_alloca): Likewise.
970 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
971 (process_gpu_implementation_attributes): New function.
972 (link_functions): Move some functionality into it. Adjust after
973 renaming m_binded_functions to m_bound_functions.
974 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
975 to the list of instructions with no output registers.
976 (get_in_type): Return this if it is a register of
978 (hsa_get_declaration_name): Moved to...
979 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
980 temporary string on an obstack instead from ggc.
981 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
982 down to two overloads.
983 (hsa_allocp_operand_address): Removed.
984 (hsa_allocp_operand_immed): Likewise.
985 (hsa_allocp_operand_reg): Likewise.
986 (hsa_allocp_operand_code_list): Likewise.
987 (hsa_allocp_operand_operand_list): Likewise.
988 (hsa_allocp_inst_basic): Likewise.
989 (hsa_allocp_inst_phi): Likewise.
990 (hsa_allocp_inst_mem): Likewise.
991 (hsa_allocp_inst_atomic): Likewise.
992 (hsa_allocp_inst_signal): Likewise.
993 (hsa_allocp_inst_seg): Likewise.
994 (hsa_allocp_inst_cmp): Likewise.
995 (hsa_allocp_inst_br): Likewise.
996 (hsa_allocp_inst_sbr): Likewise.
997 (hsa_allocp_inst_call): Likewise.
998 (hsa_allocp_inst_arg_block): Likewise.
999 (hsa_allocp_inst_comment): Likewise.
1000 (hsa_allocp_inst_queue): Likewise.
1001 (hsa_allocp_inst_srctype): Likewise.
1002 (hsa_allocp_inst_packed): Likewise.
1003 (hsa_allocp_inst_cvt): Likewise.
1004 (hsa_allocp_inst_alloca): Likewise.
1005 (hsa_allocp_bb): Likewise.
1007 (hsa_init_data_for_cfun): Initialize obstack.
1008 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1009 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1010 (hsa_op_reg::operator new): Likewise.
1011 (hsa_op_address::operator new): Likewise.
1012 (hsa_op_code_list::operator new): Likewise.
1013 (hsa_op_operand_list::operator new): Likewise.
1014 (hsa_insn_basic::operator new): Likewise.
1015 (hsa_insn_phi::operator new): Likewise.
1016 (hsa_insn_br::operator new): Likewise.
1017 (hsa_insn_sbr::operator new): Likewise.
1018 (hsa_insn_cmp::operator new): Likewise.
1019 (hsa_insn_mem::operator new): Likewise.
1020 (hsa_insn_atomic::operator new): Likewise.
1021 (hsa_insn_signal::operator new): Likewise.
1022 (hsa_insn_seg::operator new): Likewise.
1023 (hsa_insn_call::operator new): Likewise.
1024 (hsa_insn_arg_block::operator new): Likewise.
1025 (hsa_insn_comment::operator new): Likewise.
1026 (hsa_insn_srctype::operator new): Likewise.
1027 (hsa_insn_packed::operator new): Likewise.
1028 (hsa_insn_cvt::operator new): Likewise.
1029 (hsa_insn_alloca::operator new): Likewise.
1030 (hsa_init_new_bb): Likewise.
1031 (hsa_bb::append_phi): New function.
1032 (gen_hsa_phi_from_gimple_phi): Use it.
1033 (get_symbol_for_decl): Fix dinstinguishing between
1034 global and local functions. Put local variables into a segment
1035 according to their attribute or static flag, if there is one.
1036 (hsa_insn_br::hsa_insn_br): New.
1037 (hsa_insn_br::operator new): Likewise.
1038 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1039 (query_hsa_grid_nodim): New function.
1040 (multiply_grid_dim_characteristics): Likewise.
1041 (gen_get_num_threads): Likewise.
1042 (gen_get_num_teams): Reimplemented.
1043 (gen_get_team_num): Likewise.
1044 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1046 (get_memory_order_name): Removed.
1047 (get_memory_order): Likewise.
1048 (hsa_memorder_from_tree): New function.
1049 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1050 gen_hsa_atomic_for_builtin, can also create signals.
1051 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1052 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1053 (hsa_insn_atomic): Fix function comment.
1054 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1055 ancestor constructor and initialization of new member variables.
1056 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1058 (hsa_get_host_function): Handle functions with no bound CPU
1059 implementation. Fix binded to bound.
1060 (get_brig_function_name): Likewise.
1061 (HSA_SORRY_ATV): Remove semicolon after macro.
1062 (HSA_SORRY_AT): Likewise.
1063 (omp_simple_builtin::generate): Add missing semicolons.
1064 (hsa_insn_phi::operator new): Removed.
1065 (hsa_insn_br::operator new): Likewise.
1066 (hsa_insn_cbr::operator new): Likewise.
1067 (hsa_insn_sbr::operator new): Likewise.
1068 (hsa_insn_cmp::operator new): Likewise.
1069 (hsa_insn_mem::operator new): Likewise.
1070 (hsa_insn_atomic::operator new): Likewise.
1071 (hsa_insn_signal::operator new): Likewise.
1072 (hsa_insn_seg::operator new): Likewise.
1073 (hsa_insn_call::operator new): Likewise.
1074 (hsa_insn_arg_block::operator new): Likewise.
1075 (hsa_insn_comment::operator new): Likewise.
1076 (hsa_insn_srctype::operator new): Likewise.
1077 (hsa_insn_packed::operator new): Likewise.
1078 (hsa_insn_cvt::operator new): Likewise.
1079 (hsa_insn_alloca::operator new): Likewise.
1080 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1082 (gen_hsa_addr): Also process CONST_DECLs.
1083 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1085 (gen_hsa_unary_operation): Make sure the function does
1086 not use bittype source type for firstbit and lastbit operations.
1087 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1089 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1091 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1092 Emit the width stored in the class.
1093 (emit_generic_branch_insn): New function.
1094 (emit_insn): Call emit_generic_branch_insn.
1095 (emit_signal_insn): Remove obsolete comment. Update
1096 member variable name, pick a type according to profile.
1097 (emit_alloca_insn): Remove obsolete comment.
1098 (emit_atomic_insn): Likewise.
1099 (emit_queue_insn): Get segment and memory order from the IR object.
1100 (hsa_brig_section): Make allocate_new_chunk, chunks
1101 and cur_chunk provate, add a default NULL parameter to add method.
1102 (hsa_brig_section::add): Added a new parameter, store pointer to
1103 output data there if it is non-NULL.
1104 (emit_function_directives): Use this new parameter instead of
1105 calculating the pointer itself, fix function comment.
1106 (hsa_brig_emit_function): Add forgotten endian conversion.
1107 (hsa_output_kernels): Remove unnecessary building of
1108 kernel_dependencies_vector_type.
1109 (emit_immediate_operand): Declare.
1110 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1111 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1112 (verify_function_arguments): Properly detect variadic
1114 * hsa-dump.c (hsa_width_specifier_name): New function.
1115 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1116 member variable name. Special dumping for queue objects.
1117 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1118 m_binded_functions to m_bound_functions. Copy externally visible flag
1120 (ipa_hsa_write_summary): Likewise.
1121 (ipa_hsa_read_section): Likewise.
1123 2016-11-23 Richard Biener <rguenther@suse.de>
1125 PR tree-optimization/78396
1126 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1127 vectorize try vectorizing an if-converted body using BB vectorization.
1129 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1130 Alan Hayward <alan.hayward@arm.com>
1131 David Sherwood <david.sherwood@arm.com>
1133 * rtlanal.c (subreg_get_info): Use more local variables.
1134 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1135 occupies at least one register. Assume that full hard registers
1136 have consistent endianness. Share previously-duplicated if block.
1137 Rework the main handling so that it operates on independently-
1138 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1139 to check lowpart offsets, without trying to find an equivalent
1140 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1141 as a final register-endianness correction.
1143 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1149 * combine.c (make_compound_operation_int): Do not convert a subreg of
1150 a non-constant logical shift right to a zero_extract. Handle the case
1151 where some zero bits have been shifted into the range covered by that
1154 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1155 Alan Hayward <alan.hayward@arm.com>
1156 David Sherwood <david.sherwood@arm.com>
1158 * rtl.h (subreg_size_offset_from_lsb): Declare.
1159 (subreg_offset_from_lsb): New function.
1160 (subreg_size_lowpart_offset): Declare.
1161 (subreg_lowpart_offset): Turn into an inline function.
1162 (subreg_size_highpart_offset): Declare.
1163 (subreg_highpart_offset): Turn into an inline function.
1164 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1165 (subreg_size_highpart_offset): Likewise
1166 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1168 2016-11-23 Richard Biener <rguenther@suse.de>
1170 PR tree-optimization/78482
1171 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1172 (remove_forwarder_block_with_phi): When merging with a loop
1173 header creates a new latch reset number of iteration information
1176 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1178 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1179 (*ashrsi3_extend0): ...this. Accept constant integers.
1180 (*ashrsi3_extend2): Rename to...
1181 (*ashrsi3_extend1): ...this.
1182 (*ashrsi3_extend2): New pattern.
1183 (*lshrsi3_extend1): Accept constant integers.
1184 (*lshrsi3_extend2): Fix condition on operand 2.
1186 2016-11-23 Martin Liska <mliska@suse.cz>
1188 * config/i386/i386.c: Initialize function pointer to NULL.
1190 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1192 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1193 for A == C1 ? A : C2 to below.
1194 * match.pd: Move from above to here:
1195 (cond (eq (convert1? x) c1) (convert2? x) c2)
1196 -> (cond (eq x c1) c1 c2).
1198 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1200 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1201 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1202 * match.pd: Move and extend simplification from above to here:
1203 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1204 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1205 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1207 2016-11-23 Martin Liska <mliska@suse.cz>
1208 Martin Jambor <mjambor@suse.cz>
1210 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1212 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1215 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1217 2016-11-23 Richard Biener <rguenther@suse.de>
1220 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1221 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1223 2016-11-23 Richard Biener <rguenther@suse.de>
1226 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1229 2016-11-23 Richard Biener <rguenther@suse.de>
1230 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1232 PR tree-optimization/78154
1233 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1234 returns it's argument and the argument is nonnull.
1235 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1236 ATT_RETNONNULL_NOTHROW_LEAF.
1237 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1238 ATTR_RETNONNULL_NOTHROW_LEAF.
1239 (BUILT_IN_STPCPY): Likewise.
1240 (BUILT_IN_STPNCPY): Likewise.
1241 (BUILT_IN_MEMPCPY_CHK): Likewise.
1242 (BUILT_IN_STPCPY_CHK): Likewise.
1243 (BUILT_IN_STPNCPY_CHK): Likewise.
1244 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1245 (BUILT_IN_STRNCAT): Likewise.
1246 (BUILT_IN_STRNCPY): Likewise.
1247 (BUILT_IN_MEMSET_CHK): Likewise.
1248 (BUILT_IN_STRCAT_CHK): Likewise.
1249 (BUILT_IN_STRCPY_CHK): Likewise.
1250 (BUILT_IN_STRNCAT_CHK): Likewise.
1251 (BUILT_IN_STRNCPY_CHK): Likewise.
1253 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1255 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1256 * fold-const.h (tree_expr_nonzero_p) : Declare.
1257 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1259 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1261 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1262 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1263 "defined" in macros.
1264 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1265 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1266 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1268 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1271 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1272 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1273 of RCALLs in prologue to 3.
1275 2016-11-22 Michael Collison <michael.collison@arm.com>
1277 * config/aarch64/aarch64-protos.h
1278 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1279 (aarch64_and_bitmask_imm): New prototypes
1280 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1281 New overloaded function to create bit mask covering the
1282 lowest to highest bits set.
1283 (aarch64_and_split_imm2): New overloaded functions to create bit
1284 mask of zeros between first and last bit set.
1285 (aarch64_and_bitmask_imm): New function to determine if a integer
1286 is a valid two instruction "and" operation.
1287 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1288 allowing wider range of constants with "and" operations.
1289 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1290 "and" operator from matching restricted constant range used for
1291 ior and xor operators.
1292 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1293 for constants in "and" operantions.
1294 (UsP constraint): New DImode constraint for constants
1295 in "and" operations.
1296 * config/aarch64/iterators.md (lconst2): New mode iterator.
1297 (LOGICAL2): New code iterator.
1298 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1300 (aarch64_logical_and_operand): New predicate allowing extended
1301 constants for "and" operations.
1303 2016-11-22 Walter Lee <walt@tilera.com>
1305 * config/tilegx/tilegx.md (trap): New pattern.
1306 * config/tilepro/tilepro.md (trap): Likewise.
1308 2016-11-22 Walter Lee <walt@tilera.com>
1310 * config/tilegx/tilegx.md (*zero_extract): Use
1311 define_insn_and_split instead of define_insn; Handle pos + size >
1313 (*sign_extract): Likewise.
1315 2016-11-22 Marek Polacek <polacek@redhat.com>
1317 PR tree-optimization/78455
1318 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1320 2016-11-22 Ian Lance Taylor <iant@golang.org>
1324 * godump.c (go_format_type): Always pass alignment as 1 when
1325 calling go_append_padding at end of struct/union.
1327 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1330 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1331 _mm512_setzero_hi): Removed.
1332 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1333 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1334 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1335 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1336 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1337 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1338 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1339 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1340 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1341 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1342 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1343 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1344 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1345 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1346 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1347 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1348 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1349 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1350 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1351 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1352 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1353 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1354 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1355 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1356 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1357 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1358 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1359 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1360 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1361 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1362 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1363 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1364 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1365 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1366 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1367 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1368 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1369 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1370 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1371 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1372 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1373 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1374 _mm512_setzero_qi or _mm512_setzero_hi.
1375 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1376 _mm512_maskz_dbsad_epu8): Formatting fixes.
1377 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1378 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1379 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1380 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1381 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1382 _mm512_setzero_qi or _mm512_setzero_hi.
1384 2016-11-22 Nathan Sidwell <nathan@acm.org>
1386 * gcc-ar.c (main): Fix indentation.
1387 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1388 * ggc-page.c (move_ptes_to_front): Fix formatting.
1389 * hsa-dump.c (dump_has_cfun): Fix indentation.
1390 * sel-sched-ir.h: Remove trailing blank lines.
1392 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1393 Alexander Monakov <amonakov@ispras.ru>
1395 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1396 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1397 (omp_clause_code_name): Add _simt_ name.
1398 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1399 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1400 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1401 (scan_omp_simd): New function.
1402 (scan_omp_1_stmt): Use it in target regions if needed.
1403 (omp_max_vf): Don't max with omp_max_simt_vf.
1404 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1405 OMP_CLAUSE__SIMT_ is present.
1406 (lower_rec_input_clauses): Compute maybe_simt from presence of
1408 (lower_lastprivate_clauses): Likewise.
1409 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1410 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1411 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1412 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1414 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1416 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1417 (expand_GOMP_SIMT_VF): New.
1418 (expand_GOMP_SIMT_LAST_LANE): New.
1419 (expand_GOMP_SIMT_ORDERED_PRED): New.
1420 (expand_GOMP_SIMT_VOTE_ANY): New.
1421 (expand_GOMP_SIMT_XCHG_BFLY): New.
1422 (expand_GOMP_SIMT_XCHG_IDX): New.
1423 * internal-fn.def (GOMP_SIMT_LANE): New.
1424 (GOMP_SIMT_VF): New.
1425 (GOMP_SIMT_LAST_LANE): New.
1426 (GOMP_SIMT_ORDERED_PRED): New.
1427 (GOMP_SIMT_VOTE_ANY): New.
1428 (GOMP_SIMT_XCHG_BFLY): New.
1429 (GOMP_SIMT_XCHG_IDX): New.
1430 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1431 (create_omp_child_function): ...here. Set "omp target entrypoint"
1432 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1433 (omp_max_simt_vf): New. Use it...
1434 (omp_max_vf): ...here.
1435 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1436 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1437 (lower_omp_ordered): Likewise, for "ordered" lowering.
1438 (expand_omp_simd): Add SIMT transforms.
1439 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1440 (execute_omp_device_lower): New.
1441 (pass_data_omp_device_lower): New.
1442 (pass_omp_device_lower): New pass.
1443 (make_pass_omp_device_lower): New.
1444 * passes.def (pass_omp_device_lower): Position new pass.
1445 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1446 (make_pass_omp_device_lower): Declare.
1448 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1451 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1452 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1454 (_mm_maskz_load_epi64): Likewise.
1455 (_mm_setzero_hi): Removed.
1456 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1458 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1459 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1460 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1461 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1462 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1463 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1464 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1465 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1466 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1467 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1468 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1470 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1471 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1472 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1473 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1474 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1475 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1476 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1477 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1478 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1479 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1480 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1481 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1482 instead of _mm_setzero_hi.
1483 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1484 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1485 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1486 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1487 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1488 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1489 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1490 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1491 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1492 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1493 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1494 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1495 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1496 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1497 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1498 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1499 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1500 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1501 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1502 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1503 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1504 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1505 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1506 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1507 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1508 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1510 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1511 instead of _mm_setzero_hi.
1512 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1513 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1514 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1515 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1516 _mm_setzero_si128 instead of _mm_setzero_di.
1517 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1518 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1519 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1520 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1521 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1522 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1523 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1524 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1525 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1526 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1527 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1528 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1529 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1530 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1531 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1532 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1533 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1534 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1535 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1536 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1537 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1538 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1539 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1540 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1541 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1542 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1543 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1544 _mm512_maskz_insertf32x8): Formatting fixes.
1545 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1546 _mm_setzero_si128 instead of _mm_setzero_di.
1547 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1548 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1549 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1550 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1551 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1552 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1553 _mm_setzero_si128 instead of _mm_setzero_di.
1554 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1556 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1557 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1558 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1559 _mm_setzero_si128 instead of _mm_setzero_hi.
1560 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1561 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1562 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1563 instead of _mm_setzero_di.
1564 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1565 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1567 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1568 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1570 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1572 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1573 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1574 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1576 2016-11-22 Carl Love <cel@us.ibm.com>
1578 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1579 equal and vector compare not equal. The vector compares take two
1580 arguments of type vector bool char, vector bool short, vector bool int,
1581 vector bool long long with the same return type.
1582 * doc/extend.texi: Update built-in documentation file for the new
1585 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1587 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1590 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1592 * config.gcc: Allow new rmprofile value for configure option
1593 --with-multilib-list.
1594 * config/arm/t-rmprofile: New file.
1595 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1598 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1601 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1602 register operand in alternatives 4,5,6.
1604 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1607 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1608 in save register mask if it is needed.
1610 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1612 PR tree-optimization/78436
1613 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1614 (shift_bytes_in_array, shift_bytes_in_array_right,
1615 merged_store_group::apply_stores): Formatting fixes.
1616 (clear_bit_region): Likewise. Use memset.
1617 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1618 instead of EXPR and inerted instead of inserted. Use memset instead
1619 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1623 * expmed.c (expand_divmod): Use wide_int for computation of
1624 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1625 Use size <= HOST_BITS_PER_WIDE_INT instead of
1626 HOST_BITS_PER_WIDE_INT >= size.
1628 PR tree-optimization/78445
1629 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1630 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1631 is 1. Formatting fix.
1633 2016-11-22 Martin Liska <mliska@suse.cz>
1636 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1637 (sem_function::get_hash): Use the new field.
1638 (sem_function::parse): Remove an argument from ctor.
1639 (sem_variable::parse): Likewise.
1640 (sem_variable::get_hash): Use the new field.
1641 (sem_item_optimizer::read_section): Use new ctor and set hash.
1642 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1643 sem_variable::sem_variable, sem_function::sem_function.
1645 2016-11-21 Jeff Law <law@redhat.com>
1648 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1649 can_create_pseudo_p is true.
1651 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1654 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1655 *rotldi3_insert_7): New define_insns.
1657 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1659 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1660 so that DImode can be allocated to FP/vector registers in more
1661 cases, and we can avoid direct move operations. If the register
1662 needs reloading, prefer GPRs over FP/vector registers. In the
1663 case of FPR vs. Altivec registers, prefer FPR registers unless we
1664 have the ISA 3.0 reg+offset scalar instructions.
1665 (movdi_internal64): Likewise.
1667 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1670 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1671 for tmp simd array if DECL_NAME (parm) is NULL.
1673 2016-11-20 Jeff Law <law@redhat.com>
1676 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1678 * config/m68k/m68k.md (relational tests against 65535/65536): New
1681 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1683 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1685 2016-11-21 Martin Sebor <msebor@redhat.com>
1687 * doc/invoke.texi (-fprintf-return-value): Document that option
1688 is enabled by default.
1690 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1692 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1693 for-loop declaration of loop variable.
1694 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1695 * config/avr/avr.c (avr_popcount_each_byte)
1696 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1697 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1698 (avr_expand_epilogue, avr_function_arg_advance)
1699 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1700 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1701 (avr_adjust_reg_alloc_order, output_reload_in_const)
1702 (avr_conditional_register_usage, avr_find_unused_d_reg)
1703 (avr_map_decompose, avr_fold_builtin): Same.
1705 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1707 * config/avr/avr.c (avr_popcount): Remove static function.
1708 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1710 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1712 * arm.opt (mapcs-float): Delete option.
1713 * arm.c (arm_option_override): Remove hunk relating to
1715 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1717 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1719 * tree-tailcall.c (process_assignment): Simplify the check for
1720 a valid copy, allowing the source to be a local variable as
1721 well as an SSA name.
1722 (find_tail_calls): Allow copies between local variables to follow
1723 the call. Allow the result to be stored in any local variable,
1724 even if it's an aggregate.
1725 (eliminate_tail_call): Check whether the result is an SSA name
1726 before updating its SSA_NAME_DEF_STMT.
1728 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1730 PR preprocessor/78324
1731 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1732 -ftrack-macro-expansion has a value other than 2.
1734 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1736 PR rtl-optimization/78400
1737 * shrink-wrap.c (try_shrink_wrapping_separate): Call
1738 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
1739 and df_update_exit_block_uses.
1741 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1744 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
1745 new default-enabled warning..
1746 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
1747 (BT_PTR_CONST_STRING): Updated.
1748 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
1749 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
1750 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
1751 (strftime): Update builtin function.
1752 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
1753 * tree.h (const_tm_ptr_type_node): New type node.
1754 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
1755 const_tm_ptr_type_node.
1757 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1759 PR tree-optimization/78413
1760 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1761 inner and outer loop latches have single predecessors.
1763 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1766 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1767 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1769 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1771 * rtl.h: Adjust prototype.
1772 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1773 (dead_or_set_regno_p): Likewise.
1775 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1777 * rtl.h: Adjust prototype.
1778 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1780 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1782 * function.c (contains): Change argument type to rtx_insn *.
1783 (prologue_contains): Likewise.
1784 (epilogue_contains): Likewise.
1785 (prologue_epilogue_contains): Likewise.
1786 * function.h: Adjust prototype.
1788 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1790 * optabs.c (emit_libcall_block): Change argument type to
1792 * optabs.h: Adjust prototype.
1794 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1796 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1797 (fixup_reorder_chain): Adjust.
1798 * cfgrtl.h: Adjust prototype.
1800 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1802 * rtl.h: Adjust prototype.
1803 * rtlanal.c (replace_label_in_insn): Change argument type to
1806 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1808 * config/v850/v850.c (expand_prologue): Adjust.
1809 (expand_epilogue): Likewise.
1810 * expr.c (init_expr_target): Likewise.
1811 * genrecog.c (print_subroutine): Always make the argument type
1813 * recog.h: Adjust prototype.
1815 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1817 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1818 up variables to make some rtx_insn *.
1819 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1820 * config/arc/arc.c: Likewise.
1821 * config/arm/arm.c: Likewise.
1822 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1823 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1825 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1827 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1829 * config/arm/arm.c (legitimize_pic_address): Change to use
1830 rtx_insn * as the type of variables.
1831 (arm_pic_static_addr): Likewise.
1832 (arm_emit_movpair): Likewise.
1833 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1834 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1835 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1836 * config/frv/frv.md: Likewise.
1837 * config/i386/i386-protos.h: Likewise.
1838 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1839 (ix86_split_fp_branch): Likewise.
1840 (predict_jump): Likewise.
1841 * config/ia64/ia64.c: Likewise.
1842 * config/mcore/mcore.c: Likewise.
1843 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1844 * config/s390/s390.c: Likewise.
1845 * config/s390/s390.md: Likewise.
1846 * config/spu/spu.md: Likewise.
1847 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1848 * lower-subreg.c (resolve_simple_move): Likewise.
1850 2016-11-20 Jeff Law <law@redhat.com>
1853 * reload.h (struct target_reload): Make x_double_reg_address_ok
1855 * reload.c (find_reloads_address): Check if double_reg_address_ok
1856 is true for the mode of the memory reference.
1857 * reload1.c (init_reload): Initialize double_reg_address_ok for
1860 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1863 * tree-ssa-uninit.c: Define new global max_phi_args.
1864 (compute_uninit_opnds_pos): Use max_phi_args.
1865 (prune_uninit_phi_opnds): Same.
1866 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1867 missing NUM_PREDS in function comment.
1868 (can_one_predicate_be_invalidated_p): New.
1869 (can_chain_union_be_invalidated_p): New.
1870 (flatten_out_predicate_chains): New.
1871 (uninit_ops_invalidate_phi_use): New.
1872 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1874 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1876 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1877 * match.pd (A /[ex] B CMP C): New simplifications.
1879 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1881 * match.pd (0 / X, X / X, X % X): New simplifications.
1883 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1885 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1886 when checking if callee's isa flags are subset of caller's isa flags.
1887 Fix comment wording.
1889 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1890 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1891 instead and using = 0 instead of &= 0.
1893 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1894 ix86_add_new_builtins): Formatting fixes.
1895 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1896 (ix86_get_builtin): Likewise.
1898 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1899 don't initialize it, don't use it for the case where it isn't
1900 provable %{z} nor using the same argument, instead move merge
1901 argument into a new pseudo and use that as target. Formatting fixes.
1903 2016-11-19 Jeff Law <law@redhat.com>
1906 * config/m68k/m68k.md (bsetdreg): New pattern.
1907 (bchgdreg, bclrdreg): Likewise.
1909 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1912 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1913 instead of force_reg.
1914 (sh_expand_setmem): Likewise.
1916 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1918 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1920 2016-11-18 Walter Lee <walt@tilera.com>
1922 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1923 end-of-bundle marker for consecutive barriers.
1925 2016-11-18 Walter Lee <walt@tilera.com>
1927 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1929 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1932 * multiple_target.c (get_attr_len): Start with argnum and increment
1933 argnum on every arg. Use strchr in a loop instead of counting commas
1935 (get_attr_str): Increment argnum for every comma in the string.
1936 (separate_attrs): Use for instead of while loop, simplify.
1937 (expand_target_clones): Rename defenition argument to definition.
1938 Free attrs and attr_str even when diagnosing errors. Temporarily
1939 change input_location around targetm.target_option.valid_attribute_p
1940 calls. Don't emit warning or errors if that function fails.
1942 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1945 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1946 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1947 abbrev_opt_base_type_end only by increasing die_abbrev, before
1949 (optimize_abbrev_table): Don't change abbrev numbers of
1950 base types and CU or optimize implicit consts in them if
1951 calc_base_type_die_sizes has been called during build_abbrev_table.
1952 (calc_base_type_die_sizes): If abbrev_opt_start, set
1953 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1955 2016-11-18 Jeff Law <law@redhat.com>
1958 * config/m68k/m68k.c (moveq feeding equality comparison): New
1960 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1961 (equality_comparison_operator): Likewise.
1963 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1965 * rtlanal.c (load_extend_op): Move to...
1966 * rtl.h: ...here and make inline.
1968 2016-11-18 Terry Guo <terry.guo@arm.com>
1969 Thomas Preud'homme <thomas.preudhomme@arm.com>
1971 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1972 * config/arm/arm-opts.h: Include arm-flags.h.
1973 (struct arm_arch_core_flag): Define.
1974 (arm_arch_core_flags): Define.
1975 * config/arm/arm-protos.h: Include arm-flags.h
1976 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1977 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1978 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1979 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1980 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1981 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1982 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1983 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1984 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1985 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1986 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1987 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1988 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1989 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1990 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1991 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1992 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1993 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1994 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1995 ARM_FSET_CPU_SUBSET): Move to ...
1996 * config/arm/arm-flags.h: This new file.
1997 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1998 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1999 (TARGET_MODE_SPECS): Define.
2000 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2002 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2004 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2005 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2006 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2007 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2008 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2009 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2010 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2011 missing and make value unsigned.
2012 (arm_feature_set): Use unsigned entries instead of unsigned long.
2014 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2016 Re-apply after PR bootstrap/77359 is fixed:
2017 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2019 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2020 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2023 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2026 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2027 variables in functions calling alloca. Also update the ASCII
2029 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2030 (STACK_DYNAMIC_OFFSET): Likewise.
2031 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2032 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2035 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2036 Alan Hayward <alan.hayward@arm.com>
2037 David Sherwood <david.sherwood@arm.com>
2039 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2040 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2041 (add_const_value_attribute): Likewise.
2042 * explow.c (plus_constant): Likewise.
2043 * expmed.c (expand_mult, make_tree): Likewise.
2044 * expr.c (convert_modes): Likewise.
2045 * loop-doloop.c (doloop_optimize): Likewise.
2046 * postreload.c (reload_cse_simplify_set): Likewise.
2047 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2048 (simplify_binary_operation_1, simplify_const_binary_operation):
2050 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2051 * wide-int.h: Update documentation to recommend rtx_mode_t
2052 instead of std::make_pair.
2054 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2055 Alan Hayward <alan.hayward@arm.com>
2056 David Sherwood <david.sherwood@arm.com>
2058 * tree.h (SET_DECL_MODE): New macro.
2059 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2060 (expand_gimple_basic_block): Likewise.
2061 * function.c (split_complex_args): Likeise.
2062 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2063 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2064 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2065 (finish_bitfield_representative): Likewise.
2066 * tree.c (make_node_stat): Likewise.
2067 * tree-inline.c (remap_ssa_name): Likewise.
2068 (tree_function_versioning): Likewise.
2069 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2070 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2071 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2072 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2073 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2074 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2075 * varasm.c (make_debug_expr_from_rtl): Likewise.
2077 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2079 PR rtl-optimization/71785
2080 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2081 (duplicate_computed_gotos): New function.
2082 (pass_duplicate_computed_gotos::execute): Rewrite.
2084 2016-11-17 Jeff Law <law@redhat.com>
2087 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2088 barrier prior to deallocating the stack.
2090 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2092 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2093 to make better use of cmem loads in the case where a single bit is
2095 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2097 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2099 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2101 (isa_names_table): Handle new features.
2103 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2104 Andrew Senkevich <andrew.senkevich@intel.com>
2106 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2107 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2108 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2109 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2110 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2111 * config/i386/avx5124fmapsintrin.h: New file.
2112 * config/i386/avx5124vnniwintrin.h: Ditto.
2113 * config/i386/constraints.md (h): New constraint.
2114 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2115 * config/i386/driver-i386.c (host_detect_local_cpu):
2116 Detect avx5124fmaps, avx5124vnniw.
2117 * config/i386/i386-builtin-types.def: Add types
2118 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2119 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2120 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2121 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2122 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2123 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2124 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2125 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2126 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2127 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2128 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2129 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2130 __builtin_ia32_vp4dpwssds_mask): New.
2131 * config/i386/i386-c.c (ix86_target_macros_internal):
2132 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2133 * config/i386/i386-modes.def: Fixed comment typos, added new
2134 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2135 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2137 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2138 (ix86_option_override_internal): Handle new options.
2139 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2141 (ix86_expand_builtin): Handle new builtins.
2142 (ix86_additional_allocno_class_p): New.
2143 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2144 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2145 (reg_class): Add MOD4_SSE_REGS.
2146 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2147 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2148 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2149 avx5124vnniwintrin.h.
2150 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2151 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2152 (define_mode_iterator IMOD4): New.
2153 (define_mode_attr imod4_narrow): Ditto.
2154 (define_insn "mov<mode>"): Ditto.
2155 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2156 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2157 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2158 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2159 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2160 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2161 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2162 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2163 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2164 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2165 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2166 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2167 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2168 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2169 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2170 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2171 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2172 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2173 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2174 * genmodes.c (mode_size_inline): Extend return type.
2175 * machmode.h (mode_size, mode_base_align): Extend type.
2177 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2180 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2181 the appropriate checks for SFmode/DFmode load/stores in GPR
2183 (fusion_addis_mem_combo_store): Likewise.
2184 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2185 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2186 d-form instructions for traditional Altivec registers.
2187 (emit_fusion_p9_load): Likewise.
2188 (emit_fusion_p9_store): Likewise.
2189 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2190 early clobber from scratch register. Do not match if the register
2191 being stored is the scratch register.
2192 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2193 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2194 instructions for traditional Altivec registers.
2195 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2196 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2197 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2199 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2202 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2203 being live in the function and lr needing to be saved. Distinguish
2204 between already saved pushable registers and registers to push.
2205 Check for LR being an available pushable register.
2207 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2209 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2210 string input is a string constant.
2211 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2212 via cmpstrnsi even if neither string is constant.
2214 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2217 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2218 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2219 instead, return false if it is NULL, or doesn't fit into uhwi, or
2220 is larger or equal to targetm.max_anchor_offset.
2222 2016-11-17 Pip Cet <pipcet@gmail.com>
2223 Eric Botcazou <ebotcazou@adacore.com>
2225 PR rtl-optimization/78355
2226 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2227 needs to deal with unaligned accesses.
2228 * doc/tm.texi: Regenerate.
2229 * lra-constraints.c (simplify_operand_subreg): Only invoke
2230 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2232 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2234 * input.c (selftest::test_lexer_string_locations_long_line): New
2236 (selftest::test_lexer_string_locations_raw_string_multiline): New
2238 (selftest::input_c_tests): Call the new functions, via
2239 for_each_line_table_case.
2241 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2243 * config/aarch64/aarch64.md (mov<mode>): Call
2244 aarch64_split_dimode_const_store on DImode constant stores.
2245 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2247 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2250 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2251 Richard Biener <rguenther@suse.de>
2253 PR tree-optimization/77848
2254 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2255 the user specified -ftree-loop-if-convert.
2257 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2260 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2261 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2262 *thumb2_strd_base_neg): Recognize insn regardless of
2263 current_tune->prefer_ldrd_strd.
2264 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2267 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2269 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2272 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2274 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2276 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2277 * config/arc/arc-cpus.def (quarkse_em): Add.
2278 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2279 * config/arc/arc-opts.h (FPX_QK): Define.
2280 * config/arc/arc-tables.opt: Regenerate.
2281 * config/arc/arc.c (gen_compare_reg): Change.
2282 (arc_register_move_cost): Avoid Dy,Dx moves.
2283 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2284 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2285 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2287 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2288 (fix_truncsfsi2_fpu): Rename.
2289 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2290 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2291 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2292 * config/arc/t-multilib: Regenerate.
2294 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2296 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2298 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2299 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2300 (avr_rtx_costs_1, extra_constraint_Q): Same.
2301 (avr_address_cost): Use SUBREG_P if possible.
2303 2016-11-17 Richard Biener <rguenther@suse.de>
2306 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2307 non-local goto into CFG.
2309 2016-11-17 Richard Biener <rguenther@suse.de>
2311 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2312 backward compatibility.
2313 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2314 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2315 flag_tree_loop_if_convert_stores.
2316 (pass_if_conversion::execute): Likewise.
2318 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2320 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2321 const_double code before calling aarch64_float_const_zero_rtx_p.
2323 2016-11-17 Richard Biener <rguenther@suse.de>
2325 PR tree-optimization/78306
2326 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2327 inhibit inlining if function calls cilk_spawn.
2328 (can_inline_edge_p): Likewise.
2330 2016-11-17 Richard Biener <rguenther@suse.de>
2333 * fold-const.c (negate_expr_p): Fix multiplication case.
2335 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2338 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2340 (TARGET_INIT_LIBFUNCS): Delete definition and...
2341 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2344 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2346 * config/netbsd-stdint.h: New.
2347 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2348 (x86_64-*-netbsd*): Likewise.
2350 2016-11-16 Andrew PInski <apinski@cavium.com>
2352 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2353 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2354 flag_aarch64_verbose_cost instead of checking for details dump.
2355 (aarch64_rtx_costs_wrapper): Likewise.
2357 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2359 PR rtl-optimization/78378
2360 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2361 inner only if pos is 0. Fix up formatting.
2363 2016-11-17 Alan Modra <amodra@gmail.com>
2365 PR rtl-optimization/78325
2366 PR rtl-optimization/70890
2367 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2370 2016-11-16 Jason Merrill <jason@redhat.com>
2372 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2374 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2375 Richard Biener <rguenther@suse.de>
2377 PR tree-optimization/77848
2378 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2379 an outer loop, only save basic block aux information for the inner
2381 (versionable_outer_loop_p): New function.
2382 (tree_if_conversion): Version the outer loop instead of the inner
2383 one if the pattern will be recognized for outer-loop
2386 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2388 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2389 (pass_partition_blocks::gate): No longer check
2390 user_defined_section_attribute, instead check the function decl
2391 for a section attribute.
2392 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2393 set user_defined_section_attribute.
2394 * gcc/final.c (rest_of_handle_final): Likewise.
2395 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2396 * gcc/toplev.h: Remove declaration of
2397 user_defined_section_attribute.
2399 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2401 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2402 Explicitly switch between JR and JRC for the table jump. Adjust
2405 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2407 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2408 `insn_count' to 11 rather than 16.
2410 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2412 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2413 `ltu' rather than `leu' operation in the RTL pattern
2415 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2417 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2418 missing <d> instruction prefixes throughout. Correct
2421 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2423 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2424 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2425 cancel short delay slots in PIC call relaxation.
2427 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2429 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2430 general register with general register or ARM constant into SP
2433 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2436 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2437 that loop->header == body_bb if broken_loop.
2439 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2441 * tree-ssa-math-opts.c (bswap_replace): Remove test
2442 of SLOW_UNALIGNED_ACCESS.
2444 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2446 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2447 is selected. Pass -mgomp to offload compiler in OpenMP case.
2448 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2449 declaration from nvptx.c.
2450 (nvptx_gen_shuffle): Declare.
2451 (nvptx_output_set_softstack): Declare.
2452 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2453 (need_softstack_decl): New variable.
2454 (need_unisimt_decl): New variable.
2455 (diagnose_openacc_conflict): New. Use it...
2456 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2457 (nvptx_encode_section_info): Handle "shared" attribute.
2458 (write_as_kernel): Restrict to OpenACC target regions.
2459 (init_softstack_frame): New.
2460 (nvptx_init_unisimt_predicate): New.
2461 (write_omp_entry): New. Use it...
2462 (nvptx_declare_function_name): ...here to emit OpenMP target region
2463 entrypoints. Handle TARGET_SOFT_STACK. Call
2464 nvptx_init_unisimt_predicate.
2465 (nvptx_output_set_softstack): New.
2466 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2467 (nvptx_gen_shuffle): Export.
2468 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2470 (nvptx_print_operand): Fix handling of instruction predicates.
2471 (nvptx_get_unisimt_master): New helper function.
2472 (nvptx_get_unisimt_predicate): Ditto.
2473 (nvptx_call_insn_is_syscall_p): Ditto.
2474 (nvptx_unisimt_handle_set): Ditto.
2475 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2476 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2477 (nvptx_handle_shared_attribute): New. Use it...
2478 (nvptx_attribute_table): ... here (new entry).
2479 (nvptx_record_offload_symbol): Handle NULL attributes.
2480 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2481 (nvptx_simt_vf): New.
2482 (TARGET_SIMT_VF): Define.
2483 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2484 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2485 -muniform-simt option is active.
2486 (STACK_SIZE_MODE): Define.
2487 (FIXED_REGISTERS): Adjust.
2488 (SOFTSTACK_SLOT_REGNUM): New.
2489 (SOFTSTACK_PREV_REGNUM): New.
2490 (REGISTER_NAMES): Adjust.
2491 (struct machine_function): New fields.
2492 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2493 (UNSPEC_VOTE_BALLOT): Ditto.
2494 (UNSPEC_LANEID): Ditto.
2495 (UNSPECV_NOUNROLL): Ditto.
2496 (atomic): New attribute.
2497 (predicable): New attribute. Generate predicated forms via
2499 (br_true): Mark as not predicable.
2501 (br_true_uni): Ditto.
2502 (br_false_uni): Ditto.
2504 (trap_if_true): Ditto.
2505 (trap_if_false): Ditto.
2506 (nvptx_fork): Ditto.
2507 (nvptx_forked): Ditto.
2508 (nvptx_joining): Ditto.
2509 (nvptx_join): Ditto.
2510 (nvptx_barsync): Ditto.
2511 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2512 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2513 (allocate_stack_<mode>): Remove unused pattern.
2514 (set_softstack_insn): New pattern.
2515 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2516 (nvptx_vote_ballot): New pattern.
2517 (omp_simt_lane): Ditto.
2518 (omp_simt_last_lane): Ditto.
2519 (omp_simt_ordered): Ditto.
2520 (omp_simt_vote_any): Ditto.
2521 (omp_simt_xchg_bfly): Ditto.
2522 (omp_simt_xchg_idx): Ditto.
2523 (nvptx_nounroll): Ditto.
2524 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2525 (atomic_exchange<mode>): Ditto.
2526 (atomic_fetch_add<mode>): Ditto.
2527 (atomic_fetch_addsf): Ditto.
2528 (atomic_fetch_<logic><mode>): Ditto.
2529 * config/nvptx/nvptx.opt (msoft-stack): New option.
2530 (muniform-simt): Ditto.
2532 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2533 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2534 * doc/invoke.texi (msoft-stack): Document.
2535 (muniform-simt): Document
2537 * doc/tm.texi: Regenerate.
2538 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2539 * target.def: Define it.
2540 * target-insns.def (omp_simt_lane): New.
2541 (omp_simt_last_lane): New.
2542 (omp_simt_ordered): New.
2543 (omp_simt_vote_any): New.
2544 (omp_simt_xchg_bfly): New.
2545 (omp_simt_xchg_idx): New.
2547 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2549 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2551 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2552 (ASM_OUTPUT_CASE_END): Likewise.
2553 * config/mips/mips.c (mips_set_text_contents_type): New function.
2554 (mips16_emit_constants): Record the pool's initial label number
2555 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2556 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2557 for `consttable' insns.
2558 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2559 for `consttable_end' insns.
2560 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2561 (consttable): Add operand.
2562 (consttable_end): New insn.
2564 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2566 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2567 * tree-if-conv.c (tree_if_conversion): Make public.
2568 * * tree-if-conv.h: New file.
2569 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2570 dynamic alias checks for epilogues.
2571 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2572 * tree-vect-loop.c: include tree-if-conv.h.
2573 (new_loop_vec_info): Add zeroing orig_loop_info field.
2574 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2575 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2576 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2577 using passed argument.
2578 (vect_transform_loop): Check if created epilogue should be returned
2579 for further vectorization with less vf. If-convert epilogue if
2580 required. Print vectorization success for epilogue.
2581 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2582 if it is required, pass loop_vinfo produced during vectorization of
2583 loop body to vect_analyze_loop.
2584 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2586 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2587 (LOOP_VINFO_EPILOGUE_P): New.
2588 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2589 (vect_do_peeling): Change prototype to return epilogue.
2590 (vect_analyze_loop): Add argument of loop_vec_info type.
2591 (vect_transform_loop): Return created loop.
2593 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2595 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2596 component as used also if LR_REGNO is a live input to the bb.
2597 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2598 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2599 (df_get_exit_block_use_set): Ditto.
2600 * df.h (df_scan_flags): New enum.
2601 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2602 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2603 df_update_entry_block_defs and df_update_exit_block_uses
2604 at the start; clear the flag and call those functions at the end.
2606 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2607 Alan Hayward <alan.hayward@arm.com>
2608 David Sherwood <david.sherwood@arm.com>
2610 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2611 nb_iterations to the number of latch iterations rather than the
2612 number of loop iterations.
2614 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2615 Alan Hayward <alan.hayward@arm.com>
2616 David Sherwood <david.sherwood@arm.com>
2618 * combine.c (maybe_swap_commutative_operands): New function.
2619 (combine_simplify_rtx): Use it.
2620 (change_zero_ext): Likewise.
2621 (make_compound_operation_int): New function, split out of...
2622 (make_compound_operation): ...here. Use
2623 maybe_swap_commutative_operands for both.
2625 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2627 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2628 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2629 * arm/arm-tables.opt: Regenerated.
2630 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2632 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2633 and 'neon' are aliases for specific implementations.
2635 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2636 Alan Hayward <alan.hayward@arm.com>
2637 David Sherwood <david.sherwood@arm.com>
2639 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2640 and use it in the final call to gen_rtx_fmt_ee.
2641 (expand_vec_cond_expr): Update accordingly.
2642 (expand_vec_cmp_expr): Likewise.
2644 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2645 Alan Hayward <alan.hayward@arm.com>
2646 David Sherwood <david.sherwood@arm.com>
2648 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2650 2016-11-16 Richard Biener <rguenther@suse.de>
2653 * gimplify.c (gimplify_function_tree): Do not instrument
2654 GNU extern inline functions.
2656 2016-11-16 Martin Liska <mliska@suse.cz>
2659 * gimplify.c (gimplify_switch_expr): Always save previous
2660 gimplify_ctxp->live_switch_vars.
2662 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2664 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2665 zero_extract operations to allow a movb to occur.
2666 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2667 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2668 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2669 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2672 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2673 Alan Hayward <alan.hayward@arm.com>
2674 David Sherwood <david.sherwood@arm.com>
2676 * expr.c (emit_group_load_1): Tighten check for whether an
2677 access involves only one operand of a CONCAT. Use extract_bit_field
2678 for constants if the bit range does span the whole operand.
2680 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2681 Alan Hayward <alan.hayward@arm.com>
2682 David Sherwood <david.sherwood@arm.com>
2684 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2686 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2687 Alan Hayward <alan.hayward@arm.com>
2688 David Sherwood <david.sherwood@arm.com>
2690 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2691 all three iteration counts with an any_* test. Use a single update
2692 for each count. Fix the calculation of nb_iterations_estimate.
2694 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2696 * config/pdp11/pdp11.c: Include dbxout.h.
2698 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2700 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2702 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2705 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2706 proper ranges for an SBFX instruction.
2707 (extzv_t2): Likewise for UBFX.
2709 2016-11-16 Richard Biener <rguenther@suse.de>
2711 PR tree-optimization/78348
2712 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2713 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2714 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2715 revealed no dependency, PKIND_MEMMOVE otherwise.
2717 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2720 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2721 it points to non-NULL tree, use it instead of ubsan_create_data.
2722 (instrument_si_overflow): Handle vector signed integer overflow
2724 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2725 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2726 vector IFN_UBSAN_CHECK_*.
2727 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2728 pass it through to ubsan_build_overflow_builtin.
2729 (expand_neg_overflow, expand_mul_overflow): Likewise.
2730 (expand_vector_ubsan_overflow): New function.
2731 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2732 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2733 (expand_arith_overflow): Adjust expand_*_overflow callers.
2735 2016-11-16 Matthias Klose <doko@ubuntu.com>
2737 * doc/install.texi: Remove references to java/libjava.
2739 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2741 * tree-ssa-coalesce.c (register_default_def): Remove
2742 register_ssa_partition.
2743 (create_outofssa_var_map): Likewise.
2744 * tree-ssa-live.c (register_ssa_partition_check): Remove.
2745 * tree-ssa-live.h (register_ssa_partition): Likewise.
2747 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
2749 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
2750 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
2751 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
2752 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
2753 rtx when all sub-rtx are also permanent.
2754 (attr_eq): Simplify.
2755 (attr_copy_rtx): Remove.
2756 (make_canonical, get_attr_value): Use attr_equal_p.
2757 (copy_boolean): Rehash NOT.
2758 (simplify_test_exp_in_temp,
2759 optimize_attrs): Remove call to attr_copy_rtx.
2760 (attr_alt_intersection, attr_alt_union,
2761 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2762 (make_automaton_attrs): Use attr_eq.
2764 2016-11-15 Matthias Klose <doko@ubuntu.com>
2766 * doc/install.texi: Remove references to java/libjava.
2767 * doc/sourcebuild.texi: Likewise.
2768 * doc/invoke.texi: Likewise.
2769 * doc/standards.texi: Likewise.
2771 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2772 Alan Hayward <alan.hayward@arm.com>
2773 David Sherwood <david.sherwood@arm.com>
2775 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2777 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2778 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2779 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2780 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2781 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2782 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2783 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2785 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2786 Alan Hayward <alan.hayward@arm.com>
2787 David Sherwood <david.sherwood@arm.com>
2789 * dce.c (check_argument_store): Pass the size instead of
2790 the memory reference.
2791 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2793 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2794 Alan Hayward <alan.hayward@arm.com>
2795 David Sherwood <david.sherwood@arm.com>
2797 * alias.c (canon_rtx): Use simplify_gen_binary.
2799 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2800 Alan Hayward <alan.hayward@arm.com>
2801 David Sherwood <david.sherwood@arm.com>
2803 * rtl.h (load_extend_op): Declare.
2804 * rtlanal.c (load_extend_op): New function.
2805 (nonzero_bits1): Use it.
2806 (num_sign_bit_copies1): Likewise.
2807 * cse.c (cse_insn): Likewise.
2808 * fold-const.c (fold_single_bit_test): Likewise.
2809 (fold_unary_loc): Likewise.
2810 * fwprop.c (free_load_extend): Likewise.
2811 * postreload.c (reload_cse_simplify_set): Likewise.
2812 (reload_cse_simplify_operands): Likewise.
2813 * combine.c (try_combine): Likewise.
2814 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2815 subreg_lowpart_p checks.
2817 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2818 Alan Hayward <alan.hayward@arm.com>
2819 David Sherwood <david.sherwood@arm.com>
2821 * combine.c (simplify_shift_const_1): Use the number of bits
2822 in the inner mode to determine the range of the shift.
2823 When handling shifts of vectors, skip any rules that apply
2826 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2827 Alan Hayward <alan.hayward@arm.com>
2828 David Sherwood <david.sherwood@arm.com>
2830 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2833 2016-11-15 Matthias Klose <doko@ubuntu.com>
2835 * doc/install.texi: Remove references to gcj/libjava.
2836 * doc/invoke.texi: Likewise.
2838 2016-11-15 Jeff Law <law@redhat.com>
2840 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2841 parameter. Callers changed.
2842 (check-subpath_and_update_thread_path): Extracted from
2843 fsm_find_control_statement_thread_paths.
2844 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2845 (handle_phi, handle_assignment): Allow any constant node, not
2848 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2850 * config/arc/arc-arch.h: New file.
2851 * config/arc/arc-arches.def: Likewise.
2852 * config/arc/arc-cpus.def: Likewise.
2853 * config/arc/arc-options.def: Likewise.
2854 * config/arc/t-multilib: Likewise.
2855 * config/arc/genmultilib.awk: Likewise.
2856 * config/arc/genoptions.awk: Likewise.
2857 * config/arc/arc-tables.opt: Likewise.
2858 * config/arc/driver-arc.c: Likewise.
2859 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2860 * common/config/arc/arc-common.c (arc_handle_option): Trace
2862 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2863 options; check for supported cpu against arc-cpus.def file.
2864 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2865 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2866 * config/arc/arc-c.def: Add emacs local variables.
2867 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2868 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2869 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2870 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2871 (DEFAULT_arc_fpu_build): Define.
2872 (DEFAULT_arc_mpy_option): Define.
2873 * config/arc/arc-protos.h (arc_init): Delete.
2874 * config/arc/arc.c (arc_cpu_name): New variable.
2875 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2876 (arc_arc700, arc_arc600, arc_arc601): New variable.
2877 (arc_init): Add static; remove selection of default tune value,
2878 cleanup obsolete error messages.
2879 (arc_override_options): Make use of .def files for selecting the
2880 right cpu and option configurations.
2881 * config/arc/arc.h (stdbool.h): Include.
2882 (TARGET_CPU_DEFAULT): Define.
2883 (CPP_SPEC): Remove mcpu=NPS400 handling.
2884 (arc_cpu_to_as): Declare.
2885 (EXTRA_SPEC_FUNCTIONS): Define.
2886 (OPTION_DEFAULT_SPECS): Likewise.
2887 (ASM_DEFAULT): Remove.
2888 (ASM_SPEC): Use arc_cpu_to_as.
2889 (DRIVER_SELF_SPECS): Remove deprecated options.
2890 (arc_base_cpu): Declare.
2891 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2892 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2894 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2895 * config/arc/arc.md (attr_cpu): Remove.
2896 * config/arc/arc.opt (mno-mpy): Deprecate.
2897 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2898 (mcpu=ARCHS): Remove.
2899 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2901 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2902 (arc_fpu): Use new defines.
2903 (mpy-option): Change to use numeric or string like inputs.
2904 * config/arc/t-arc (driver-arc.o): New target.
2905 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2906 * config/arc/t-arc-newlib: Delete.
2907 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2908 * doc/invoke.texi (ARC): Update arc options.
2910 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2912 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2913 insn at the beginning of the constant pool.
2914 (mips_insert_insn_pseudos): New function.
2915 (mips_machine_reorg2): Call it.
2916 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2917 UNSPEC_INSN_PSEUDO enum values.
2918 (insn_pseudo, consttable): New insns.
2920 2016-11-15 Michael Matz <matz@suse.de>
2922 PR missed-optimization/77881
2923 * combine.c (simplify_comparison): Remove useless subregs
2924 also inside the loop, not just after it.
2925 (make_compound_operation): Recognize some subregs as being
2928 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2929 Alan Hayward <alan.hayward@arm.com>
2930 David Sherwood <david.sherwood@arm.com>
2932 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2935 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2937 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2938 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2940 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2941 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2942 vinsert{b,h} on ISA 3.0.
2944 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2946 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2947 and cmpnop in two steps: first the ones not accessed in original gimple
2948 expression in a endian independent way and then the ones not accessed
2949 in the final result in an endian-specific way.
2950 (bswap_replace): Stop doing big endian adjustment.
2952 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2955 (*ashl<mode>3_doubleword): Ditto.
2957 2016-11-14 Martin Liska <mliska@suse.cz>
2959 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2961 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2962 Richard Biener <rguenther@suse.de>
2964 * doc/invoke.texi (fgimple): Document.
2965 * dumpfile.h (TDF_GIMPLE): Add.
2966 * dumpfile.c (dump_options): Add gimple.
2967 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2969 (dump_gimple_label): Likewise.
2970 (dump_gimple_phi): Likewise.
2971 (dump_gimple_bb_header): Likewise.
2972 (dump_phi_nodes): Likewise.
2973 (pp_cfg_jump): Likewise. Pass in dump flags.
2974 (dump_implicit_edges): Adjust.
2975 * passes.c (pass_init_dump_file): Do not dump function header
2977 * tree-cfg.c (dump_function_to_file): Dump function return type
2978 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2980 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2981 (dump_generic_node): Likewise.
2982 * function.h (struct function): Add pass_startwith member.
2983 * passes.c (execute_one_pass): Implement startwith.
2984 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2985 and assign proper version for parsed ssa names.
2986 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2987 * internal-fn.c (expand_PHI): New function.
2988 * internal-fn.h (expand_PHI): Declared here.
2989 * internal-fn.def: New defination for PHI.
2990 * tree-cfg.c (lower_phi_internal_fn): New function.
2991 (build_gimple_cfg): Call it.
2992 (verify_gimple_call): Condition for passing label as arg in internal
2994 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2995 present PHIs with arguments.
2997 2016-11-14 Martin Liska <mliska@suse.cz>
3000 * common.opt: Add prefer-atomic as a new enum value for
3002 * coretypes.h: Likewise.
3003 * doc/invoke.texi: Document the new option value.
3004 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3005 * tree-profile.c (tree_profiling): Select default value
3006 of -fprofile-update when 'prefer-atomic' is selected.
3008 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3010 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3011 (cortex_a57_alu_shift): ...here.
3013 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3015 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3017 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3018 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3019 (<optab>si3_insn_uxtw): Likewise.
3020 (<optab><mode>3_insn): Likewise.
3021 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3022 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3023 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3024 (<optab><mode>): Likewise.
3025 (insv<mode>): Likewise.
3026 (andim_ashift<mode>_bfiz): Likewise.
3027 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3028 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3029 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3030 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3031 (exynos_m1_alu_p): Likewise.
3032 * config/arm/types.md: Add bfx.
3033 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3035 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3037 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3038 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3040 2016-11-14 Richard Biener <rguenther@suse.de>
3042 PR tree-optimization/78312
3043 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3044 flow-sensitive info.
3046 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3049 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3050 * config/avr/avr.opt (-mabsdata): New option.
3051 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3052 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3053 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3054 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3055 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3056 spec depending on AVR_ISA_LDS.
3057 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3059 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3061 * match.pd: Don't try to compare addresses of variables with
3064 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3066 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3067 (propagate_vr_accross_jump_function): Handle unary expressions.
3068 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3069 (load_from_param_1): New.
3070 (load_from_unmodified_param): Factor common part into load_from_param_1.
3071 (load_from_param): New.
3072 (compute_complex_assign_jump_func): Handle unary expressions.
3073 (update_jump_functions_after_inlining): Likewise.
3074 (ipa_write_jump_function): Likewise.
3075 (ipa_read_jump_function): Likewise.
3077 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3080 * doc/invoke.texi: Document Wrestrict.
3081 * pretty-print.c (pp_format): Add case for "Z" specifier.
3082 (test_pp_format): Test "Z" specifier.
3084 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3086 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3087 original function needs a static chain.
3089 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3092 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3095 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3098 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3099 return early if !optional_tbtab.
3101 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3103 PR rtl-optimization/59461
3104 * doc/rtl.texi (paradoxical subregs): Add missing word.
3105 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3106 in modes with precision larger than that of last_set_mode.
3107 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3108 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3109 REGs to paradoxical SUBREGs.
3110 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3111 larger than a word before invoking LOAD_EXTEND_OP on it.
3113 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3116 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3117 element order for little endian ordering.
3119 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3120 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3123 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3126 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3127 when calculating operand 2.
3128 (rotate to rotatex zext splitter): Ditto.
3130 2016-11-11 Jeff Law <law@redhat.com>
3132 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3134 (stmt_uses_name_in_undefined_way): New function, extracted from
3135 find_implicit_erroneous_behavior and extended for div/mod case.
3136 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3137 find_explicit_erroneous_behavior and extended for div/mod case.
3138 (find_implicit_erroneous_behavior): Use new helper function.
3139 (find_explicit_erroneous_behavior): Use new helper function.
3141 2016-11-11 Richard Biener <rguenther@suse.de>
3143 PR tree-optimization/71575
3144 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3147 2016-11-11 Richard Biener <rguenther@suse.de>
3150 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3151 about uninitialized destination arg of BIT_INSERT_EXPR.
3153 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3156 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3157 terminology. Expand to remove ambiguity.
3159 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3161 PR rtl-optimization/78232
3162 * combine.c (try_combine): Add a big comment about why reusing i2dest
3164 (change_zero_ext): Do not call simplify_gen_binary, do the
3165 simplifications manually.
3167 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3169 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3170 enable HImode and QImode to go in vector registers by default if
3171 the -mvsx-small-integer option is enabled.
3172 (rs6000_secondary_reload_simple_move): Likewise.
3173 (rs6000_preferred_reload_class): Don't force integer constants to
3174 be loaded into vector registers that we can easily make into
3175 memory (or being created in the GPRs and moved over with direct move).
3176 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3177 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3178 vector extraction on ISA 3.0 when the scalar integer can be
3179 allocated in vector registers. Generate the VEC_SELECT directy,
3180 and don't use UNSPEC's to avoid having the scalar type in a vector
3181 register. Make the expander target registers, and let the
3182 combiner fold in results storing to memory, if the machine
3184 (vsx_extract_<mode>_di): Likewise.
3185 (vsx_extract_<mode>_p9): Likewise.
3186 (vsx_extract_<mode>_di_p9): Likewise.
3187 (vsx_extract_<mode>_store_p9): Likewise.
3188 (vsx_extract_si): Likewise.
3189 (vsx_extract_<mode>_p8): Likewise.
3190 (p9_lxsi<wd>zx): Delete, no longer used.
3191 (p9_stxsi<wd>x): Likewise.
3192 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3193 integers in vector registers for ISA 3.0.
3194 (QHI): Update comment.
3195 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3196 vector extract instructions in sign/zero extend.
3197 (zero_extendhi<mode>): Likewise.
3198 (extendqi<mode>): Likewise.
3199 (extendhi<mode>2): Likewise.
3200 (HImode splitter for load/sign extend in vector register): Likewise.
3201 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3202 optimizing floating point conversions to/from small data types and
3203 rewrite it to support QImode/HImode being allowed in vector
3204 registers on ISA 3.0.
3205 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3206 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3207 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3208 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3209 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3210 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3211 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3212 VSPLITISW on ISA 2.07.
3213 (movhi_internal): Combine movhi_internal and movqi_internal into
3214 one mov<mode>_internal with an iterator. Add support for QImode
3215 and HImode being allowed in vector registers. Make large number
3216 of attributes and constraints easier to read.
3217 (movqi_internal): Likewise.
3218 (mov<mode>_internal): Likewise.
3219 (movdi_internal64): Fix constraint to allow loading -16..15 with
3220 VSPLITISW on ISA 2.07.
3221 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3224 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3226 PR rtl-optimization/78241
3227 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3228 but emit initial peel copy if niter expr is not reliable.
3230 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3232 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3233 (maybe_record_trace_start): If the CFI is different on the new and
3234 old paths, print out both to the dump file before ICEing.
3236 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3238 * target.def (additional_allocno_class_p): New.
3239 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3240 * hooks.c (hook_bool_reg_class_t_false): New.
3241 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3242 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3243 * doc/tm.texi: Update.
3245 2016-11-10 Jason Merrill <jason@redhat.com>
3247 * gengtype.c (new_structure): Append to structures list.
3248 (find_structure): Likewise.
3250 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3252 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3253 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3256 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3258 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3259 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3261 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3262 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3263 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3264 teams distribute parallel for simd even to distribute and teams
3265 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3266 OMP_CLAUSE_DEPEND_SINK case.
3267 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3268 (omp_no_lastprivate): Removed.
3269 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3270 (gimplify_omp_for): Likewise.
3271 (computable_teams_clause): Fail for automatic vars from current
3272 function not yet seen in bind expr.
3273 * langhooks.c (lhd_omp_scalar_p): New function.
3274 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3275 * varpool.c (varpool_node::get_create): Set node->offloading
3276 even for DECL_EXTERNAL decls.
3277 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3278 (LANG_HOOKS_OMP_SCALAR_P): Define.
3279 (LANG_HOOKS_DECLS): Use it.
3281 2016-11-10 Martin Liska <mliska@suse.cz>
3284 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3285 only when SWITCH_BODY is a BIND_EXPR.
3287 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3290 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3291 on the context only when it has no DIE yet.
3293 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3295 * arm.h (target_cpus): Delete.
3296 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3297 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3298 (all_architectures): Likewise.
3299 (arm_option_override): Adjust use of CPU enums.
3300 (arm_sched_reorder): Likewise.
3301 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3302 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3303 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3305 * arm-tables.opt: Regenerated.
3307 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3309 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3311 * config/aarch64/aarch64-tune.md: Regenerated.
3312 * config/arm/arm-cores.def (falkor): New core.
3313 * config/arm/arm-tables.opt: Regenerated.
3314 * config/arm/arm-tune.md: Regenerated.
3315 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3316 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3317 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3318 (ARM Options/-mtune): Likewise.
3320 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3323 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3325 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3326 (propagate_vr_accross_jump_function): Likewise.
3327 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3328 (load_from_param_1): New.
3329 (load_from_unmodified_param): Factor common part into load_from_param_1.
3330 (load_from_param): New.
3331 (compute_complex_assign_jump_func): Handle unary expressions.
3332 (ipa_write_jump_function): Likewise.
3333 (ipa_read_jump_function): Likewise.
3335 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3337 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3338 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3339 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3342 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3344 * print-rtl-function.c: Include varasm.h.
3345 (print_any_param_name): New function.
3346 (print_param): New function.
3347 (print_rtx_function): Call print_param for each argument.
3348 * print-rtl.c (rtx_writer::finish_directive): New function.
3349 * print-rtl.h (rtx_writer::finish_directive): New decl.
3351 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3355 operand 0 as earlyclobber.
3356 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3358 2016-11-09 Martin Liska <mliska@suse.cz>
3360 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3362 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3365 * builtins.c (expand_builtin_memcmp): Formatting fix.
3367 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3368 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3369 or of them, renumber other enumerators.
3370 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3371 * doc/invoke.texi: Document -fsanitize=shift-base and
3372 -fsanitize-shift-exponent, document -fsanitize=shift as
3373 having those 2 suboptions.
3375 2016-11-09 Richard Biener <rguenther@suse.de>
3377 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3378 * fold-const.c (tree_swap_operands_p): Likewise.
3379 (fold_binary_loc): Adjust.
3380 (fold_ternary_loc): Likewise.
3381 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3382 * gimple-fold.c (fold_stmt_1): Likewise.
3383 * gimple-match-head.c (gimple_resimplify2): Likewise.
3384 (gimple_resimplify3): Likewise.
3385 (gimple_simplify): Likewise.
3386 * tree-ssa-dom.c (record_equality): Likewise.
3387 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3388 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3389 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3391 2016-11-09 Richard Biener <rguenther@suse.de>
3393 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3394 (optimize_stmt): Remove redundant pre-propagation canonicalization
3395 of comparison operand order.
3397 2016-11-09 Martin Liska <mliska@suse.cz>
3399 * fold-const-call.c (fold_const_call): Fix the folding.
3401 2016-11-09 Richard Biener <rguenther@suse.de>
3403 * common.opt (flag_evaluation_order): Remove.
3404 * expr.c (expand_operands): Remove code guarded by
3405 flag_evaluation_order.
3406 * fold-const.c (reorder_operands_p): Remove, it always returns
3408 (negate_expr_p): Remove calls to reorder_operands_p.
3409 (fold_negate_expr): Likewise.
3410 (tree_swap_operands_p): Likewise.
3411 (fold_binary_loc): Likewise.
3413 2016-11-09 Andreas Schwab <schwab@suse.de>
3416 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3417 insns operating on a register.
3419 2016-11-09 Richard Biener <rguenther@suse.de>
3421 PR tree-optimization/78007
3422 * tree-vect-stmts.c (vectorizable_bswap): New function.
3423 (vectorizable_call): Call vectorizable_bswap for
3424 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3426 2016-11-09 Richard Biener <rguenther@suse.de>
3428 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3429 Look at the DR_BASE_ADDRESS object for forcing alignment.
3431 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3433 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3434 (propagate_vr_accross_jump_function): Likewise.
3435 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3436 (load_from_param_1): New.
3437 (load_from_unmodified_param): Factor common part into load_from_param_1.
3438 (load_from_param): New.
3439 (compute_complex_assign_jump_func): Handle unary expressions.
3440 (ipa_write_jump_function): Likewise.
3441 (ipa_read_jump_function): Likewise.
3443 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3446 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3447 Also fold constant passed as argument while computing value range.
3448 (propagate_constants_accross_call): Pass param type.
3449 * ipa-prop.c: export ipa_get_callee_param_type.
3450 * ipa-prop.h: export ipa_get_callee_param_type.
3452 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3454 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3455 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3457 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3459 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3460 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3461 ASAN_STACK_MAGIC_MIDDLE.
3462 (asan_global_struct): Increase the size of fields.
3463 (asan_add_global): Add new field constructor.
3464 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3465 __asan_version_mismatch_check_v8.
3467 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3469 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3472 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3475 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3476 Handle ASHIFT and LSHIFTRT.
3477 (dimode_scalar_chain::compute_convert_gain): Ditto.
3478 (dimode_scalar_chain::convert_insn): Ditto.
3480 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3482 * gimple-ssa-store-merging.c: Include selftest.h
3483 (verify_array_eq): New function.
3484 (verify_shift_bytes_in_array): Likewise.
3485 (verify_shift_bytes_in_array_right): Likewise.
3486 (verify_clear_bit_region): Likewise.
3487 (verify_clear_bit_region_be): Likewise.
3488 (store_merging_c_tests): Likewise.
3489 * selftest.h (store_merging_c_tests): Declare prototype.
3490 * selftest-run-tests.c (selftest::run_tests): Run
3491 store_merging_c_tests.
3493 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3495 * config/arm/arm.opt (mold-rtx-costs): Delete.
3496 (mnew-generic-costs): Delete.
3497 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3498 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3499 (arm_size_rtx_costs): Likewise.
3500 (arm_slowmul_rtx_costs): Likewise.
3501 (arm_fastmul_rtx_costs): Likewise.
3502 (arm_xscale_rtx_costs): Likewise.
3503 (arm_9e_rtx_costs): Likewise.
3504 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3505 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3506 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3507 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3508 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3509 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3510 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3511 arm_cortex_m7_tune):
3512 Delete rtx_costs field.
3513 (arm_new_rtx_costs): Rename to...
3514 (arm_rtx_costs_internal): ... This.
3515 (arm_rtx_costs): Remove old way of doing rtx costs.
3517 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3519 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3520 (arm_fastmul_tune): Likewise.
3521 (arm_strongarm_tune): Likewise.
3522 (arm_xscale_tune): Likewise.
3523 (arm_9e_tune): Likewise.
3524 (arm_marvell_pj4_tune): Likewise.
3525 (arm_v6t2_tune): Likewise.
3526 (arm_v6m_tune): Likewise.
3527 (arm_fa726te_tune): Likewise.
3529 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3531 PR tree-optimization/78234
3532 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3535 2016-11-08 Martin Liska <mliska@suse.cz>
3538 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3539 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3540 with a value expr. Do not add artificial variables to
3541 live_switch_vars. Use the debug counter.
3542 (gimplify_target_expr): Use the debug counter.
3543 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3544 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3545 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3547 2016-11-08 Richard Biener <rguenther@suse.de>
3549 * tree-vect-stmts.c (get_group_load_store_type): If the
3550 access is aligned do not trigger peeling for gaps.
3551 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3552 force alignment of vars with DECL_USER_ALIGN.
3554 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3556 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3558 2016-11-08 Richard Biener <rguenther@suse.de>
3560 PR tree-optimization/78205
3561 * tree-vect-stmts.c (vectorizable_load): Move check whether
3562 we may run into gaps when BB vectorizing SLP permutations ...
3563 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3564 here where we can do a more precise check.
3566 2016-11-08 Richard Biener <rguenther@suse.de>
3568 PR tree-optimization/78224
3569 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3570 Split the fallthru edge in case its successor may have PHIs.
3571 Do not free dominance info.
3573 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3576 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3577 EH info even for bzhi and pdep/pext.
3579 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3581 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3582 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3584 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3586 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3588 * config/rs6000/vector.md (div<mode>3): Ditto.
3590 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3592 * configure.ac (.hidden): Change to conftest_s string. Provide string
3594 (gcc_cv_ld_hidden): Yes for AIX.
3595 * configure: Regenerate.
3597 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3599 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3600 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3601 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3602 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3603 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3604 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3606 (rs6000_xcoff_visibility): New.
3607 (rs6000_xcoff_declare_function_name): Add visibility support.
3608 (rs6000_xcoff_asm_globalize_decl_name): New.
3609 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3610 (rs6000_asm_weaken_decl): New.
3611 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3612 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3615 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3618 * incpath.c (remove_dup): Also silently ignore EPERM.
3620 2016-11-07 Martin Jambor <mjambor@suse.cz>
3622 * tree.c (verify_type_variant): Use pointer comparison to check that
3623 TYPE_SIZE_UNIT match.
3625 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3628 * dse.c (dse_step5): Call scan_reads even if just
3629 insn_info->frame_read. Improve and fix dump file messages.
3632 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3633 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3635 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3638 * match.pd: Add following two patterns:
3639 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3640 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3642 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3644 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3645 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3646 * rtl.h (duplicate_reg_notes): Declare.
3647 * rtlanal.c (duplicate_reg_note): New function.
3649 PR rtl-optimization/77309
3650 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3651 don't assume an equality comparison for plain COMPARE.
3652 (simplify_comparison): Pass a more accurate code to
3653 make_compound_operation.
3655 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3657 * target.def (compute_pressure_classes): New target hook.
3658 * doc/tm.texi.in: Document it.
3659 * doc/tm.texi: Regenerate.
3660 * ira.c (setup_pressure_classes): Call target hook if defined.
3662 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3664 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3666 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3667 that have the default values.
3668 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3670 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3671 label string from expected dump.
3672 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3675 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3678 * alias.c (nonoverlapping_memrefs_p): If one decl is
3679 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3681 2016-11-07 Richard Biener <rguenther@suse.de>
3684 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3687 2016-11-07 Richard Biener <rguenther@suse.de>
3689 PR tree-optimization/78218
3690 * gimple-ssa-store-merging.c
3691 (pass_store_merging::terminate_all_aliasing_chains):
3692 Drop unused argument, fix alias check to also consider uses.
3693 (pass_store_merging::execute): Adjust.
3695 2016-11-07 Richard Biener <rguenther@suse.de>
3697 PR tree-optimization/78228
3698 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3701 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3704 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3705 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3706 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3707 to restrict them to an appropriate range and add FAIL check if the
3708 region they specify is out of range. Delete useless constraint
3710 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3711 2 and 3 to restrict their range and add pattern predicate.
3713 2016-11-07 Martin Liska <mliska@suse.cz>
3715 * asan.c (enum asan_check_flags): Move the enum to header file.
3716 (asan_init_shadow_ptr_types): Make type creation more generic.
3717 (shadow_mem_size): New function.
3718 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3719 Rewritten stack unpoisoning code.
3720 (build_shadow_mem_access): Add new argument return_address.
3721 (instrument_derefs): Instrument local variables if use after scope
3722 sanitization is enabled.
3723 (asan_store_shadow_bytes): New function.
3724 (asan_expand_mark_ifn): Likewise.
3725 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3726 * asan.h (enum asan_mark_flags): Moved here from asan.c
3727 (asan_protect_stack_decl): Protect all declaration that need
3729 (asan_sanitize_use_after_scope): New function.
3730 (asan_no_sanitize_address_p): Likewise.
3731 * cfgexpand.c (partition_stack_vars): Consider
3732 asan_sanitize_use_after_scope in condition.
3733 (expand_stack_vars): Likewise.
3734 * common.opt (-fsanitize-address-use-after-scope): New option.
3735 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3736 Explain the parameter.
3737 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
3738 * gimplify.c (build_asan_poison_call_expr): New function.
3739 (asan_poison_variable): Likewise.
3740 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
3741 variables that have address taken.
3742 (gimplify_decl_expr): Likewise.
3743 (gimplify_target_expr): Likewise for C++ temporaries.
3744 (sort_by_decl_uid): New function.
3745 (gimplify_expr): Unpoison all variables for a label we can jump
3746 from outside of a scope.
3747 (gimplify_switch_expr): Unpoison variables defined in the switch
3749 (gimplify_function_tree): Clear asan_poisoned_variables.
3750 (asan_poison_variables): New function.
3751 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
3752 * internal-fn.c (expand_ASAN_MARK): New function.
3753 * internal-fn.def (ASAN_MARK): Declare.
3754 * opts.c (finish_options): Handle -fstack-reuse if
3755 -fsanitize-address-use-after-scope is enabled.
3756 (common_handle_option): Enable address sanitization if
3757 -fsanitize-address-use-after-scope is enabled.
3758 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3760 * params.h: Likewise.
3761 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3762 * sanitizer.def: Define __asan_poison_stack_memory and
3763 __asan_unpoison_stack_memory functions.
3764 * asan.c (asan_mark_poison_p): New function.
3765 (transform_statements): Handle asan_mark_poison_p calls.
3766 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3768 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3771 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3773 2016-11-07 Martin Liska <mliska@suse.cz>
3775 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3776 to time_profiler_counter_ptr.
3778 2016-11-07 Richard Biener <rguenther@suse.de>
3780 PR tree-optimization/37150
3781 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3783 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3784 (vect_analyze_slp_cost_1): Account for the real number of
3785 permutations emitted and for dead loads.
3786 (vect_transform_slp_perm_load): Add n_perms parameter counting
3787 the number of emitted permutations.
3788 * tree-vect-stmts.c (vectorizable_load): Adjust.
3790 2016-11-07 Richard Biener <rguenther@suse.de>
3792 PR tree-optimization/78189
3793 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3794 alignment computation.
3796 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3798 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3800 2016-11-05 Martin Sebor <msebor@redhat.com>
3802 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3805 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3809 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3811 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3814 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3815 doesn't have rtl set.
3817 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3819 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3820 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3821 rs6000_gimple_fold_builtin.
3822 (rs6000_gimple_fold_builtin): New function. Add handling for
3823 early expansion of vector addition builtins.
3825 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3827 * expr.h (copy_blkmode_from_reg): Delete.
3828 * expr.c (copy_blkmode_from_reg): Make static.
3830 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3832 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3833 * combine.c (LOAD_EXTEND_OP): Delete.
3834 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3835 * cse.c (LOAD_EXTEND_OP): Delete.
3836 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3837 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3838 * postreload.c (LOAD_EXTEND_OP): Delete.
3839 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3840 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3841 (find_reloads): Likewise.
3842 * reload1.c (eliminate_regs_1): Likewise.
3843 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3844 (num_sign_bit_copies1): Likewise.
3846 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3848 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3849 (selftest::ix86_test_dumping_hard_regs): New function.
3850 (selftest::ix86_run_selftests): New function.
3851 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3852 selftest::ix86_run_selftests.
3853 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3854 * doc/tm.texi: Regenerate
3855 * selftest-rtl.h: New file.
3856 * rtl-tests.c: Include "selftest-rtl.h".
3857 (selftest::assert_rtl_dump_eq): Make non-static.
3858 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3859 (selftest::test_dumping_regs): Update comment.
3860 * selftest-run-tests.c: Include "target.h".
3861 (selftest::run_tests): If non-NULL, call
3862 targetm.run_target_selftests.
3863 * target.def (run_target_selftests): New hook.
3865 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3867 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3868 representative core for this architecture.
3869 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3870 * config/arm/arm-tables.opt: Regenerate.
3871 * config/arm/arm-tune.md: Likewise.
3872 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3873 valid -mcpu options.
3874 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3876 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3878 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3879 representative core for this architecture.
3880 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3881 * config/arm/arm-tables.opt: Regenerate.
3882 * config/arm/arm-tune.md: Likewise.
3883 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3884 this tuning parameters apply to in the comment.
3885 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3886 valid -mcpu options.
3887 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3889 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3891 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3892 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3893 where cond_expr can't be a lvalue.
3895 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3897 * config/arc/arc.c (arc_process_double_reg_moves): Use
3899 * config/arc/arc.md (movsi_insn): Disable unsupported move
3900 instructions for ARCv2 cores.
3901 (movdi): Use prepare_move_operands.
3902 (movsf, movdf): Use move_dest_operand predicate.
3903 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3905 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3906 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3908 (dexcl_3op_peep2_insn_nores): Likewise.
3909 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3910 (LINK_COMMAND_SPEC): Remove.
3912 2016-11-04 Richard Biener <rguenther@suse.de>
3915 * loop-invariant.c (find_exits): Record entering inner
3916 loops as possibly exiting to handle infinite sub-loops.
3917 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3918 (fill_always_executed_in_1): Honor infinite child loops.
3920 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3923 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3924 has already been adjusted for endianness, so don't adjust it any
3928 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3929 ICmode unless we have standard PowerPC floating point.
3930 * config/rs6000/rs6000.md (FP iterator): Likewise.
3931 (FMOVE128 iterator): Likewise.
3933 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3934 Alexandre Oliva <aoliva@redhat.com>
3935 Jason Merrill <jason@redhat.com>
3939 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3941 * langhooks.c (lhd_type_dwarf_attribute): New function.
3942 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3943 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3944 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3945 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3946 (check_qualified_type, check_aligned_type): Call it.
3947 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3948 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3949 check_base_type and check_lang_type.
3950 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3951 return early. For pointer-to-data-member add DW_AT_use_location
3953 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3955 (gen_type_die_with_usage): Don't use type_main_variant
3956 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3957 check_base_type and check_lang_type. Formatting fixes. Call
3958 get_debug_type langhook.
3960 2016-11-03 Jason Merrill <jason@redhat.com>
3962 * tree.c (check_lang_type): New.
3963 (check_qualified_type): Use it.
3964 (check_aligned_type): Use it.
3965 * tree.h: Declare it.
3967 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3969 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3970 (arm*-freebsd*): Likewise.
3971 (arm*-*-netbsdelf*): Likewise.
3972 (arm*-*-linux*): Likewise.
3973 (arm*-*-uclinux*eabi*): Likewise.
3974 (arm*-*-phoenix*): Likewise.
3975 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3976 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3977 specified. Default to arm6 if target_cpu_cname is not set.
3978 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3979 default cpu has been correctly configured.
3980 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3981 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3982 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3983 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3984 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3985 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3986 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3988 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3990 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3991 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3992 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3993 (output_cfa_loc): Support DW_CFA_val_expression.
3994 (output_cfa_loc_raw): Likewise.
3995 (output_cfi): Likewise.
3996 (output_cfi_directive): Likewise.
3997 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3998 (dw_cfi_oprnd2_desc): Likewise.
3999 (mem_loc_descriptor): Recognize new pattern generated for value
4002 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4004 PR rtl-optimization/78186
4005 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4006 well, when converting to IOR.
4008 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4010 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4011 (vec_interleave_highv8qi): Likewise.
4013 2016-11-03 Martin Liska <mliska@suse.cz>
4015 * profile.c (instrument_values): Fix coding style.
4016 (branch_prob): Use renamed function.
4017 * tree-profile.c (init_ic_make_global_vars): Likewise.
4018 (gimple_init_edge_profiler): Rename to
4019 gimple_init_gcov_profiler.
4020 tree_time_profiler_counter variable declaration.
4021 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4023 * value-prof.h: Remove an argument.
4025 2016-11-03 Richard Biener <rguenther@suse.de>
4027 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4028 symtab_node::get_create.
4030 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4032 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4033 Move comments into more natural position.
4035 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4037 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4038 (PTRDIFF_TYPE): Define as int.
4040 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4042 * ccmp.c (expand_ccmp_expr_1): Adjust.
4043 (expand_ccmp_expr): Likewise.
4044 (expand_ccmp_next): Likewise.
4045 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4046 (aarch64_gen_ccmp_first): Likewise.
4047 * doc/tm.texi: Regenerate.
4048 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4049 (gen_ccmp_next): Likewise.
4051 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4053 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4054 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4056 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4058 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4059 darwin_rename_builtins here.
4060 (ix86_expand_divmod_libfunc): New.
4061 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4062 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4064 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4065 Nathan Sidwell <nathan@acm.org>
4067 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4069 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4071 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4073 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4074 to format MODE_INT and MODE_PARTIAL_INT literals.
4076 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4079 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4080 NULL if TARGET_SPE_ABI.
4082 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4084 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4085 clear padding bits even when they're less than a byte.
4087 2016-11-02 Richard Biener <rguenther@suse.de>
4089 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4090 (imm_store_chain_info::output_merged_stores): Force base_addr
4091 to be proper GIMPLE for a MEM_REF address.
4092 (pass_store_merging::execute): Restrict negative bitpos
4093 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4094 check. Take into account non-NULL_TREE offset if the base
4095 is already addressable.
4097 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4099 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4101 (aarch64_be_crypto_sha1hv4si): New pattern.
4103 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4105 * config/aarch64/aarch64.md (add<mode>3): Remove
4106 redundant code. Don't split frame based additions.
4108 2016-11-02 Richard Biener <rguenther@suse.de>
4110 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4111 redundant val and dest members.
4112 (store_immediate_info::store_immediate_info): Adjust.
4113 (merged_store_group::merged_store_group): Adjust.
4114 (merged_store_group::apply_stores): Likewise.
4115 (struct imm_store_chain_info): Add base_addr field.
4116 (imm_store_chain_info::imm_store_chain_info): New constructor.
4117 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4118 (imm_store_chain_info::output_merged_store): Likewise. Use
4119 addr_base which is already the address.
4120 (imm_store_chain_info::output_merged_stores): Likewise.
4121 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4122 imm_store_chain_info instead of base. Fix alias check.
4123 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4124 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4125 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4126 use the address of the base and adjust for other changes.
4128 2016-11-02 Martin Liska <mliska@suse.cz>
4130 * fold-const-call.c (host_size_t_cst_p): Test whether
4131 t is convertible to size_t.
4133 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4135 PR tree-optimization/78170
4136 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4137 introduced by native_encode_expr on little-endian as well.
4139 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4141 PR tree-optimization/78162
4142 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4145 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4147 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4149 (aarch64_next_callee_save): Likewise.
4150 (aarch64_pushwb_single_reg): Likewise.
4151 (aarch64_gen_storewb_pair): Likewise.
4152 (aarch64_push_regs): Likewise.
4153 (aarch64_gen_loadwb_pair): Likewise.
4154 (aarch64_pop_regs): Likewise.
4155 (aarch64_gen_store_pair): Likewise.
4156 (aarch64_gen_load_pair): Likewise.
4157 (aarch64_save_callee_saves): Likewise.
4158 (aarch64_restore_callee_saves): Likewise.
4160 2016-11-02 Richard Biener <rguenther@suse.de>
4162 PR tree-optimization/78035
4163 PR tree-optimization/77964
4164 * gimple-pretty-print.c (pp_points_to_solution): Print
4165 vars_contains_interposable.
4166 * tree-ssa-alias.c: Include varasm.h.
4167 (ptrs_compare_unequal): Check vars_contains_interposable and
4168 decl_binds_to_current_def_p.
4169 (dump_points_to_solution): Dump vars_contains_interposable.
4170 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4172 * tree-ssa-structalias.c: Include varasm.h.
4173 (set_uids_in_ptset): Record whether vars contains a
4174 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4175 (ipa_escaped_pt): Update initializer.
4177 2016-11-02 Richard Biener <rguenther@suse.de>
4179 PR tree-optimization/78047
4180 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4181 fake field at offset zero conservatively regarding to may_have_pointers.
4183 2016-11-02 Richard Biener <rguenther@suse.de>
4185 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4186 infer_value_range on stmt ops and update value-ranges.
4187 Dump visited stmts and blocks.
4188 (evrp_dom_walker::push_value_range): Dump changes.
4189 (evrp_dom_walker::pop_value_range): Likewise.
4190 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4192 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4194 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4196 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4198 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4200 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4201 and adjust for that.
4202 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4204 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4206 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4208 (transcode_memory_rtx): Likewise.
4209 (move_to_acc): Likewise.
4210 (move_from_acc): Likewise.
4211 (move_acc_to_reg): Likewise.
4212 (move_to_x): Likewise.
4213 (move_to_hl): Likewise.
4214 (move_to_de): Likewise.
4215 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4216 (rs6000_emit_savres_rtx): Likewise.
4217 (rs6000_emit_prologue): Likewise.
4218 * reorg.c (update_reg_unused_notes): Likewise.
4219 * rtl.h (remove_note): Adjust prototype.
4220 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4222 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4224 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4225 variables so some can be rtx_insn *.
4226 (alpha_emit_xfloating_libcall): Likewise.
4227 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4228 (mips_legitimize_tls_address): Likewise.
4229 * optabs.c (expand_binop): Likewise.
4230 * reload1.c (gen_reload): Likewise.
4232 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4234 * reorg.c (relax_delay_slots): Split up the trial variable.
4236 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4238 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4239 of variables rtx_insn *.
4240 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4241 (legitimize_tls_address): Likewise.
4242 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4243 (bfin_gen_bundles): Likewise.
4244 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4245 (c6x_reorg): Likewise.
4246 * config/frv/frv.c (frv_reorder_packet): Likewise.
4247 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4248 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4249 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4250 * config/mn10300/mn10300.c: Likewise.
4251 * config/rl78/rl78.c: Likewise.
4252 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4253 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4254 (sh_expand_cmpnstr): Likewise.
4255 (sh_expand_strlen): Likewise.
4256 (sh_expand_setmem): Likewise.
4257 * config/sh/sh.md: Likewise.
4258 * emit-rtl.c (emit_pattern_before): Likewise.
4259 * except.c: Likewise.
4260 * final.c: Likewise.
4263 2016-11-01 Jason Merrill <jason@redhat.com>
4265 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4266 a COND_EXPR with constant condition.
4268 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4270 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4271 and its initialization.
4273 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4275 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4278 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4280 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4281 argument, don't call add_linkage_name if it is true.
4282 (gen_variable_die): For C++ inline static data members, consider the
4283 initial call when old_die is NULL to be declaration and call
4284 add_name_and_src_coords_attributes in that case with true as
4285 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4286 (gen_member_die): For C++ inline static data members, emit a
4287 definition DIE right away in DW_TAG_compile_unit context.
4289 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4292 * config/pa/pa.md: Add new shift/add patterns to handle
4293 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4295 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4297 * config/xtensa/xtensa-protos.h
4298 (xtensa_use_return_instruction_p): New prototype.
4299 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4300 xtensa_callee_save_size): Remove.
4301 (struct machine_function): Add new fields: current_frame_size,
4302 callee_save_size, frame_laid_out and epilogue_done.
4303 (compute_frame_size, xtensa_expand_prologue,
4304 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4305 cfun->machine->callee_save_size and xtensa_current_frame_size
4306 with cfun->machine->current_frame_size.
4307 (compute_frame_size): Update cfun->machine->frame_laid_out and
4308 don't update frame layout after reload completion.
4309 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4310 instead of zeroing xtensa_current_frame_size.
4311 (xtensa_use_return_instruction_p): New function.
4312 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4314 (INITIAL_ELIMINATION_OFFSET): Use return value of
4315 compute_frame_size instead of xtensa_current_frame_size value.
4316 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4317 function xtensa_use_return_instruction_p instead of inline code.
4319 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4321 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4322 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4323 * dwarf2out.c (rnglist_idx): New variable.
4324 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4325 (DEBUG_RNGLISTS_SECTION): Define.
4326 (ranges_base_label): New variable.
4327 (size_of_die) <case dw_val_class_range_list>: If using
4328 DW_FORM_rnglistx, count size of uleb128 of range list index.
4329 (value_format) <case dw_val_class_range_list>: For
4330 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4331 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4332 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4333 (add_ranges_num): Remove useless prototype. Don't multiply
4334 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4335 for new fields added to dw_ranges struct.
4336 (add_ranges): Add maybe_new_sec argument and pass it
4337 through to add_ranges_num.
4338 (note_rnglist_head): New function.
4339 (add_ranges_by_labels): Pass true as maybe_new_sec to
4340 add_ranges_num, call note_rnglist_head on the head of the list.
4341 (output_ranges): Add function comment. Switch to
4342 .debug_ranges section here and emit .Ldebug_ranges0 label.
4343 (index_rnglists, output_rnglists): New functions.
4344 (gen_subprogram_die): Formatting fixes.
4345 (add_high_low_attributes): Don't divide offsets
4346 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4347 first list element or when pointing into the middle of
4348 a list. Pass true as second argument to add_ranges on the
4349 first block fragment after cold/hot section switch.
4350 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4351 section instead of .debug_ranges. Initialize
4352 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4353 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4354 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4355 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4356 Call output_rnglists for -gdwarf-5.
4357 (dwarf2out_c_finalize): Clear rnglist_idx.
4359 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4361 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4363 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4364 Tamar Christina <tamar.christina@arm.com>
4366 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4367 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4368 (vmaxnmq_f32): Likewise.
4369 (vminnm_f32): Likewise.
4370 (vminnmq_f32): Likewise.
4371 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4373 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4376 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4378 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4379 binary floating point types supported by the hardware except for
4381 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4382 vector instruction for optimizing extracting a SImode from a
4383 V4SImode vector and converting it to floating point.
4384 (vsx_xvcvuxwdp_df): Likewise.
4385 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4386 registers to be any VSX register. Move stores to the end of the
4388 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4389 to optimize extracting a SImode from a V4SImode vector and
4390 converting it to a binary floating point type supported by the
4391 hardware. Use the vector converts instead of extracting the
4392 element, sign extending it, and then converting it to double.
4393 Other floating point types than double first convert to double,
4394 then the double is converted to that type.
4395 (vsx_extract_si_<uns>float_<mode>): Likewise.
4397 2016-10-31 Andrew Pinski <apinski@cavium.com>
4399 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4400 Rewrite handling of part num to handle the case where
4401 multiple implementers share the same part num.
4403 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4404 Jakub Jelinek <jakub@redhat.com>
4406 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4407 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4409 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4411 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4412 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4413 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4414 (is_cu_die, is_unit_die): Likewise.
4415 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4416 comments for DWARF5 DW_UT_type units.
4417 (output_compilation_unit_header): Add UT argument, output
4418 start of DWARF5 .debug_info section header.
4419 (output_comp_unit): Add dwo_id argument. Adjust
4420 output_compilation_unit_header caller, for DW_UT_split_compile
4421 emit dwo_id field, otherwise padding1. Emit padding2 field.
4422 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4423 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4424 (output_skeleton_debug_sections): Add dwo_id argument, for
4425 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4426 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4427 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4428 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4429 DW_TAG_compile_unit for skeleton unit die. Don't add
4430 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4431 address to output_comp_unit and output_skeleton_debug_sections.
4433 * dwarf2out.c (debug_line_str_section): New variable.
4434 (debug_line_str_hash): Likewise.
4435 (DEBUG_LINE_STR_SECTION): Define.
4436 (set_indirect_string): Handle DW_FORM_line_strp like
4438 (find_string_form): Fix up formatting.
4439 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4441 (output_die): Handle DW_FORM_line_strp.
4442 (DWARF5_USE_DEBUG_LINE_STR): Define.
4443 (output_line_string): New function.
4444 (output_file_names): Add -gdwarf-5 support.
4445 (output_line_info): Likewise.
4446 (init_sections_and_labels): Initialize debug_line_str_section.
4447 (output_indirect_string): Change 2nd argument from void *
4448 to enum dwarf_form form, compare with form rather than
4450 (output_indirect_strings): Pass DW_FORM_strp to
4451 output_indirect_string traversion.
4452 (dwarf2out_finish): Output .debug_line_str strings.
4453 (dwarf2out_c_finalize): Clear debug_line_str_section and
4454 debug_line_str_hash.
4456 2016-10-31 Tom Tromey <tom@tromey.com>
4459 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4460 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4461 DW_OP_GNU_push_tls_address case.
4462 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4464 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4466 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4467 for frame_offset_rel bit.
4468 (struct array_descr_info): Add rank field.
4469 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4470 and placeholder_seen fields.
4471 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4472 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4473 DW_OP_pick 1 into DW_OP_over.
4474 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4475 gen_variant_part): Clear placeholder_{arg,seen}.
4476 (loc_list_from_tree_1): Drop const from context argument.
4477 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4478 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4479 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4481 (add_scalar_info): Drop const from context argument. Handle
4482 context->placeholder_arg.
4483 (add_bound_info): Drop const from context argument.
4484 (gen_descr_array_type_die): Drop const from ctx variable.
4485 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4486 attribute and use a single DW_TAG_generic_subrange instead of
4487 7 DW_TAG_subrange_type for assumed rank arrays.
4489 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4490 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4491 from bool to 1-bit uchar bitfield. Add num_assigned and
4492 offset_emitted bitfields.
4493 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4494 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4495 dw_val_class_loclistsptr.
4496 (new_addr_loc_descr): Fix up formatting.
4497 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4498 (add_AT_low_high_pc): Fix up formatting.
4499 (add_AT_loclistsptr): New function.
4500 (AT_lbl): Allow dw_val_class_loclistsptr.
4501 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4502 Handle dw_val_class_loclistsptr.
4503 (loc_list_idx): New variable.
4504 (output_loclists_offsets, assign_location_list_indexes): New
4506 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4507 add size_of_uleb128 of the index. Drop never used
4508 dwarf_split_debug_info AT_index handling. Handle
4509 dw_val_class_loclistsptr.
4510 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4511 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4512 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4513 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4514 DW_FORM_loclistx indexes.
4515 (output_attr_index_or_value): Fix up formatting. Don't handle
4516 dw_val_class_loc_list here.
4517 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4518 For dw_val_class_loc_list call output_loc_list_offset rather than
4519 output_attr_index_or_value.
4520 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4521 or .debug_loclists.dwo section name for debug_loc_section.
4522 (resolve_addr_in_expr): Formatting fix.
4523 (index_location_lists): Likewise.
4524 (dwarf2out_finish): If there are any location lists, for
4525 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4526 index_location_lists only if have_location_lists. Call
4527 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4528 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4529 -gsplit-dwarf also emit offset table.
4531 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4532 (size_of_die, value_format, output_die): Use
4533 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4534 dw_val_class_wide_int.
4536 * dwarf2out.c (dwarf_op): Renamed to ...
4537 (dwarf_OP): ... this.
4538 (convert_descriptor_to_mode, scompare_loc_descriptor,
4539 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4540 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4542 (dwarf_AT, dwarf_TAG): New functions.
4543 (check_die): Disallow DW_AT_call_all_calls next to
4544 DW_AT_GNU_all_call_sites.
4545 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4546 and attributes instead of the corresponding GNU tag and attributes.
4547 (gen_subprogram_die): Likewise. Emit call site information even
4548 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4549 DW_AT_defaulted in comment.
4550 (resolve_addr): Handle DW_AT_call_origin attribute on
4551 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4552 DW_TAG_GNU_call_site DIE.
4554 * dwarf2out.c (dwarf_op): New function.
4555 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4556 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4557 (output_loc_operands, output_loc_operands_raw): Likewise.
4558 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4559 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4560 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4561 if dwarf_version < 5.
4562 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4564 (scompare_loc_descriptor, ucompare_loc_descriptor,
4565 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4566 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4567 optimize_location_into_implicit_ptr): Likewise. Only punt for
4568 !dwarf_strict if dwarf_version < 5.
4569 (string_cst_pool_decl): Adjust comment.
4570 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4572 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4573 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4574 (struct dw_val_node): Add val_file_implicit field.
4575 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4576 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4577 output_die): Handle dw_val_class_const_implicit,
4578 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4579 (abbrev_die_table): Change into va_gc vec.
4580 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4581 ABBREV_DIE_TABLE_INCREMENT): Remove.
4582 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4583 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4585 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4586 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4588 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4590 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4592 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4594 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4595 unit. Call optimize_abbrev_table.
4596 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4597 abbrev_die_table being a va_gc vec.
4599 PR tree-optimization/77860
4600 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4601 also integral complex and vector constants.
4603 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4604 optimize_macinfo_range, save_macinfo_strings): Replace
4605 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4606 (output_macinfo): Likewise. Emit .debug_macro* rather than
4607 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4608 (init_sections_and_labels): Use .debug_macro* labels rather than
4609 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4610 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4611 or DW_AT_GNU_macros for -gdwarf-5.
4613 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4615 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4617 2016-09-11 Le-Chun Wu <lcwu@google.com>
4618 Mark Wielaard <mjw@redhat.com>
4620 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4621 (Wshadow=local): New option.
4622 (Wshadow-local): Hidden alias for -Wshadow=local.
4623 (Wshadow=compatible-local): New option.
4624 (Wshadow-compatible-local): Hidden alias for
4625 -Wshadow=compatible-local.
4626 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4627 Wshadow=compatible-local.
4629 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4631 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4632 Check slp defs for COND_EXPR by swapping/inverting operands if the
4633 new parameter SWAP indicates so.
4634 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4635 is isomorphic to the first stmt via swapping/inverting. Store swap
4636 information in the new parameter SWAP.
4637 (vect_build_slp_tree): New local array SWAP and pass it to function
4638 vect_build_slp_tree_1. Cleanup result handling code for function
4639 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4640 order of operands has been fixed as indicated by SWAP[i].
4642 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4644 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4645 unnecessary data dependence check after visited store stmt.
4647 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4649 PR tree-optimization/71915
4650 PR tree-optimization/71490
4651 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4653 (find_basis_for_base_expr): Require stride types to match when
4655 (alloc_cand_and_find_basis): Record the stride type.
4656 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4657 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4658 the expressions having those types.
4659 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4660 (create_mul_ssa_cand): Likewise.
4661 (create_mul_imm_cand): Likewise.
4662 (create_add_ssa_cand): Likewise.
4663 (create_add_imm_cand): Likewise.
4664 (legal_cast_p_1): Change interface to accept types rather than the
4665 expressions having those types.
4666 (legal_cast_p): Pass types to legal_cast_p_1.
4667 (slsr_process_cast): Pass stride type to
4668 alloc_cand_and_find_basis.
4669 (slsr_process_copy): Likewise.
4670 (dump_candidate): Display stride type when a cast exists.
4671 (create_add_on_incoming_edge): Introduce a cast when necessary for
4673 (analyze_increments): Change the code checking for invalid casts
4674 to rely on the stride type, and update the documentation and
4675 example. Change the code checking for pointer multiplies to rely
4677 (insert_initializers): Introduce a cast when necessary for the
4678 stride type. Use the stride type for the type of the initializer.
4680 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4682 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4684 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4686 PR rtl-optimization/77919
4687 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4688 into memory if both modes are complex and their inner modes have the
4689 same precision. If the two modes are different complex modes, convert
4690 each part separately and generate a new CONCAT.
4692 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4694 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4696 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4699 * gimple-ssa-store-merging.c
4700 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4701 instead of SET_TYPE_ALIGN on shared integral type.
4703 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4705 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4706 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4709 2016-10-28 Jeff Law <law@redhat.com>
4711 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4712 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4714 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4716 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4718 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4720 * target.def (min_arithmetic_precision): New hook.
4721 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4722 * doc/tm.texi: Regenerate.
4723 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4724 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4725 * targhooks.c (default_min_arithmetic_precision): New function.
4726 * targhooks.h (default_min_arithmetic_precision): Declare.
4727 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4728 (sparc_min_arithmetic_precision): New function.
4730 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4733 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4734 Swap commutative operands in new RTL if needed. Handle zero_ext
4736 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
4739 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4740 Kugan Vivekanandarajah <kuganv@linaro.org>
4741 Jim Wilson <jim.wilson@linaro.org>
4743 PR tree-optimization/43721
4744 * target.def: New hook expand_divmod_libfunc.
4745 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
4746 * doc/tm.texi: Regenerate.
4747 * internal-fn.def: Add new entry for DIVMOD ifn.
4748 * internal-fn.c (expand_DIVMOD): New.
4749 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
4751 (widen_mul_stats): Add new field divmod_calls_inserted.
4752 (target_supports_divmod_p): New.
4753 (divmod_candidate_p): Likewise.
4754 (convert_to_divmod): Likewise.
4755 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
4756 renumber_gimple_stmt_uids at beginning of function. Call
4757 convert_to_divmod and record stats for divmod.
4758 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
4759 TARGET_EXPAND_DIVMOD_LIBFUNC.
4760 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4763 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4764 Segher Boessenkool <segher@kernel.crashing.org>
4766 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4767 swapping the arms of the branch.
4768 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4769 sequence for the generic signed-signed-signed case.
4771 2016-10-28 Jeff Law <law@redhat.com>
4773 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4775 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4777 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4779 PR rtl-optimization/78029
4780 * function.c (prologue_contains, epilogue_contains): New functions.
4781 (record_prologue_seq, record_epilogue_seq): New functions.
4782 * function.h (prologue_contains, epilogue_contains,
4783 record_prologue_seq, record_epilogue_seq): New declarations.
4784 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4785 mixing prologue and epilogue insns.
4786 (init_deps): Initialize the new fields in struct deps_desc.
4787 * sched-int.h (struct deps_desc): New fields last_prologue,
4788 last_epilogue, and last_logue_was_epilogue.
4789 * shrink-wrap.c (emit_common_heads_for_components): Record all
4790 emitted prologue and epilogue insns.
4791 (emit_common_tails_for_components): Ditto.
4792 (insert_prologue_epilogue_for_components): Ditto.
4794 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4797 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4798 * common.opt (fstore-merging): New Optimization option.
4799 * opts.c (default_options_table): Add entry for
4800 OPT_ftree_store_merging.
4801 * fold-const.h (can_native_encode_type_p): Declare prototype.
4802 * fold-const.c (can_native_encode_type_p): Define.
4803 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4804 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4805 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4806 * passes.def: Insert pass_tree_store_merging.
4807 * tree-pass.h (make_pass_store_merging): Declare extern
4809 * gimple-ssa-store-merging.c: New file.
4810 * doc/invoke.texi (Optimization Options): Document
4812 (--param documentation): Document store-merging-allow-unaligned
4813 and max-stores-to-merge.
4815 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4818 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4819 assignment to earlier in the if/else logic.
4821 2016-10-28 Richard Biener <rguenther@suse.de>
4825 * fold-const.c (make_bit_field_ref): Only adjust alias set
4826 when the original alias set was zero.
4828 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4830 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4831 (s390_adjust_loops): New function.
4832 (s390_reorg): Invoke s390_adjust_loops.
4833 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4834 ("osc_break"): New insn definition.
4836 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4838 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4839 * config.gcc: Support alternate archXX cpu levels with
4840 --with-arch= and --with-tune=.
4841 * config/s390/linux.h: Translate new archXX cpu levels to the
4842 original names when calling GAS.
4843 * config/s390/tpf.h: Likewise.
4844 * doc/invoke.texi: Document the alternate cpu level names.
4846 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4848 PR rtl-optimization/77919
4849 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4850 MEM if mode1 is not a complex mode.
4852 PR rtl-optimization/78132
4853 * ree.c (combine_reaching_defs): Give up if copy_needed and
4854 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4856 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4858 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4860 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4862 * config/rs6000/constraints.md (wH constraint): Add new
4863 constraints for allowing 32-bit integers (and eventually 8/16-bit
4864 integers) into the vector registers.
4865 (wI constraint): Likewise.
4866 (wJ constraint): Likewise.
4867 (wK constraint): Likewise.
4868 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4869 -mvsx-small-integer as a default option for ISA 2.07
4871 (POWERPC_MASKS): Likewise.
4872 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4873 switch to turn off small integer support in vector registers.
4874 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4875 test for -mupper-regs-di, since it is already done with the
4876 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4877 -mvsx-small-integer.
4878 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4880 (rs6000_setup_reg_addr_masks): Likewise.
4881 (rs6000_init_hard_regno_mode_ok): Likewise.
4882 (rs6000_option_override_internal): Add consistency checks for
4883 -mvsx-small-integer.
4884 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4885 -mvsx-small-integer.
4886 (rs6000_secondary_reload): Use std::swap.
4887 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4888 VSX_REGS for small integers in vector registers, since there is no
4889 D-FORM address mode for such types.
4890 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4891 (rs6000_opt_masks): Add -mvsx-small-integer.
4892 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4894 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4895 extracts can be done on ISA 2.07.
4896 (vsx_extract_<mode>): Add support for small integers in vsx
4898 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4899 longer support V4SImode in this pattern.
4900 (vsx_extract_si): New insn to support extraction of SImode in ISA
4901 2.07 using either xxextractuw or vspltw.
4902 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4903 longer support V4SImode in this pattern.
4904 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4905 wJ, and wK constraints.
4906 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4907 storing SDmode with VSX instructions.
4908 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4909 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4910 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4911 small integers in vector registers.
4912 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4913 load and before the FPR and VSX loads. Remove ??, ! from the
4914 constraints. Add VEXTSW2D support for small integers in vector
4916 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4917 integers in vector registers.
4918 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4919 move instead of using an UNSPEC.
4920 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4921 integers in vector registers.
4922 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4923 move instead of using an UNSPEC.
4924 (movsi_internal1): Add support for -mvsx-small-integer. Align
4925 columns so that it is more readable.
4926 (SImode splitter for ISA 3.0 constants): Add splitter for
4927 -128..127 constants that can easily be constructed on ISA 3.0.
4928 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4931 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4934 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4937 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4939 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4940 PIC_OFFSET_TABLE_REGNUM twice.
4942 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4944 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4945 support for constant operand for OP.
4947 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4949 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4950 splice_child_die if child doesn't have DW_AT_specification attribute.
4952 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4954 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4955 (TARGET_HAVE_LDREXBH): Likewise.
4956 (TARGET_HAVE_LDACQ): Likewise.
4958 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4960 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4961 logic to to decide whether to copy over old value to register for new
4963 * config/arm/sync.md: Add comments explaning why mode and code
4964 attribute are not defined in iterators.md
4965 (thumb1_atomic_op_str): New code attribute.
4966 (thumb1_atomic_newop_str): Likewise.
4967 (thumb1_atomic_fetch_op_str): Likewise.
4968 (thumb1_atomic_fetch_newop_str): Likewise.
4969 (thumb1_atomic_fetch_oldop_str): Likewise.
4970 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4971 mirror the more restrictive constraints of the Thumb-1 insns after
4972 split compared to Thumb-2 counterpart insns.
4973 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4974 in sync with non atomic version.
4975 (atomic_nand<mode>): Likewise.
4976 (atomic_fetch_<sync_optab><mode>): Likewise.
4977 (atomic_fetch_nand<mode>): Likewise.
4978 (atomic_<sync_optab>_fetch<mode>): Likewise.
4979 (atomic_nand_fetch<mode>): Likewise.
4980 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4981 in sync with atomic version.
4982 (thumb1_subsi3_insn): Likewise.
4983 (thumb1_andsi3_insn): Likewise.
4984 (thumb1_iorsi3_insn): Likewise.
4985 (thumb1_xorsi3_insn): Likewise.
4987 2016-10-27 Nick Clifton <nickc@redhat.com>
4989 * plugin.c (register_plugin_info): Produce an error message if the
4990 plugin is not found in the hash table.
4992 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4994 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4997 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5000 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5001 define builtin functions from the bdesc_spe_predicates or
5002 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5003 the current compiler configuration.
5004 (paired_init_builtins): Modify loop to not define define builtin
5005 functions from the bdesc_paried_preds array if the builtin mask is
5006 not compatible with the current compiler configuration.
5007 (altivec_init_builtins): Modify loops to not define the
5008 __builtin_altivec_stxvl function nor the builtin functions from
5009 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5010 builtin mask is not compatible with the current compiler
5013 2016-10-26 Jeff Law <law@redhat.com>
5015 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5016 (gen_shl_and): Likewise.
5017 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5019 * config/mips/mips.c (mips16_constant_cost): Add missing
5021 (mips16_build_call_stub): Increase buffer size. Adjust
5024 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5026 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5027 INSN_UIDs for all insns in compact mode.
5028 (rtx_writer::print_rtx): Likewise.
5029 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5030 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5031 output to include INSN_UID.
5032 (selftest::test_uncond_jump): Likewise.
5034 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5036 * haifa-sched.c (call_used_regs_num): Rename to...
5037 (call_saved_regs_num): ...this.
5038 (fixed_regs_num): New variable.
5039 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5041 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5043 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5045 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5047 * print-rtl.c (outfile): Delete global.
5048 (sawclose): Likewise.
5050 (in_call_function_usage): Likewise.
5051 (flag_compact): Likewise.
5052 (flag_simple): Likewise.
5053 (rtx_writer::rtx_writer): New ctor.
5054 (print_rtx_operand_code_0): Convert to...
5055 (rtx_writer::print_rtx_operand_code_0): ...this.
5056 (print_rtx_operand_code_e): Convert to...
5057 (rtx_writer::print_rtx_operand_code_e): ...this.
5058 (print_rtx_operand_codes_E_and_V): Convert to...
5059 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5060 (print_rtx_operand_code_i): Convert to...
5061 (rtx_writer::print_rtx_operand_code_i): ...this.
5062 (print_rtx_operand_code_r): Convert to...
5063 (rtx_writer::print_rtx_operand_code_r): ...this.
5064 (print_rtx_operand_code_u): Convert to...
5065 (rtx_writer::print_rtx_operand_code_u): ...this.
5066 (print_rtx_operand): Convert to...
5067 (rtx_writer::print_rtx_operand): ...this.
5068 (print_rtx): Convert to...
5069 (rtx_writer::print_rtx): ...this.
5070 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5071 (debug_rtx): Likewise.
5072 (print_rtl): Convert to...
5073 (rtx_writer::print_rtl): ...this.
5074 (print_rtl): Reimplement in terms of class rtx_writer.
5075 (print_rtl_single): Rewrite in terms of class rtx_writer.
5076 (print_rtl_single_with_indent): Convert to..
5077 (rtx_writer::print_rtl_single_with_indent): ...this.
5078 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5079 * print-rtl.h (flag_compact): Delete decl.
5080 (class rtx_writer): New class.
5081 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5084 2016-10-26 Jeff Law <law@redhat.com>
5086 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5089 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5090 (check_if_valid_sleep_operand): Add missing fallthru comment.
5091 (arc_register_move_cost): Increase buffer size.
5092 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5094 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5096 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5097 comment. Add gcc_unreachable for path that should never happen.
5099 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5102 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5103 Martin Liska <mliska@suse.cz>
5106 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5107 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5108 on outer context if any.
5110 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5112 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5113 by increment rather than double it.
5114 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5115 emit a space before args[4].
5116 (END): Don't emit a space before with_arg.
5118 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5120 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5121 Baseline only alternatives to (i) hold store atomic success value in a
5122 return register rather than a scratch register, (ii) use a low register
5123 for it and to (iii) ensure the cbranchsi insn generated by the split
5124 respect the constraints of Thumb-1 cbranchsi4_insn and
5126 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5127 constraints must match those in atomic_compare_and_swap.
5128 (cbranchsi4_scratch): Likewise.
5130 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5132 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5133 variable. Add the new parameter to the insn generator. Set that
5134 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5135 return value from the negation of that parameter for Thumb-1, keeping
5136 the logic unchanged otherwise except for using bdst as the destination
5137 register of the compare_and_swap insn.
5138 (arm_split_compare_and_swap): Add explanation about how is the value
5139 returned to the function comment. Rename scratch variable to
5140 neg_bval. Adapt initialization of variables holding operands to the
5141 new operand numbers. Use return register to hold result of store
5142 exclusive for Thumb-1, scratch register otherwise. Construct the
5143 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5144 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5145 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5146 for strongly ordered compare_and_swap.
5147 * config/arm/predicates.md (cc_register_operand): New predicate.
5148 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5149 match_operand with the new predicate to accept either the CC flag or a
5150 destination register for the boolean return value, restricting it to
5151 CC flag only via constraint. Adapt operand numbers accordingly.
5153 2016-10-26 Jeff Law <law@redhat.com>
5155 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5157 * config/frv/frv.c (comparison_string): Do not fall through after
5160 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5162 (expand_one_builtin): Add missing break.
5164 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5165 (m32c_legitimate_address_p): Likewise.
5167 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5169 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5171 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5174 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5177 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5179 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5181 (rl78_asm_ctor_dtor): Increase buffer size.
5183 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5185 (xstormy16_asm_output_constructor): Likewise.
5187 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5190 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5191 comment to silence warning.
5193 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5194 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5197 2016-10-26 Michael Matz <matz@suse.de>
5199 PR tree-optimization/78060
5200 PR tree-optimization/78061
5201 PR tree-optimization/78088
5202 * tree-ssa-loop-split.c (easy_exit_values): New function.
5203 (tree_ssa_split_loops): Use it.
5204 (compute_new_first_bound): Change order of operations,
5205 fix invalid use of types.
5207 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5209 gen-pass-instances.awk is sensitive to the order in which
5210 passes are added; passes that appear later have to be added first.
5214 * config/avr/avr-passes.def: Swap order of directives for
5215 gen-pass-instances.awk.
5217 2016-10-25 Jeff Law <law@redhat.com>
5219 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5220 (vax_notice_update_cc): Likewise.
5222 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5224 * config.gcc (sparc*-*-solaris2*): Adjust.
5225 (sparc64-*-linux*): Likewise.
5226 * config/sparc/default-64.h: Rename to...
5227 * config/sparc/default64.h: ...this.
5228 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5230 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5231 * config/sparc/sparc.h: Minor tweaks.
5232 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5233 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5235 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5237 * input.c (fcache::file_patch): Add comment about lifetime.
5238 (selftest::cpp_reader_ptr): New class.
5239 (selftest::lexer_test): Convert m_parser from cpp_reader *
5240 to a cpp_reader_ptr, and move m_tempfile to after it.
5241 (selftest::lexer_test::lexer_test): Update for above reordering.
5242 (lexer_test::~lexer_test): Move cleanup of m_parser to
5243 cpp_reader_ptr's dtor.
5245 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5247 * toplev.c (toplev::main): Remove call to
5248 location_adhoc_data_fini.
5250 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5252 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5253 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5255 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5257 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5258 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5259 (test_basic_struct): Update for above renaming.
5260 (test_length): Likewise.
5261 (test_union): Likewise.
5262 (test_finalization): Likewise.
5263 (test_deletable_global): Likewise.
5264 (test_inheritance): Likewise.
5265 (test_chain_next): Likewise.
5266 (test_user_struct): Likewise.
5267 (test_tree_marking): Likewise.
5268 * selftest-run-tests.c (selftest::run_tests): Call
5269 selftest::forcibly_ggc_collect at the end of the selftests.
5270 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5272 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5275 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5276 * optabs.c (expand_vec_cond_expr): For comparison codes
5277 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5278 (expand_vec_cmp_expr): For comparison codes
5279 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5280 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5281 Add enum tree_code argument.
5282 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5284 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5285 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5287 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5288 NE_EXPR, attempt to use vcondeq_optab as fallback.
5289 * tree-vect-generic.c (expand_vector_comparison,
5290 expand_vector_divmod, expand_vector_condition): Adjust
5291 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5292 * tree-vect-stmts.c (vectorizable_condition,
5293 vectorizable_comparison): Likewise.
5294 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5295 check_bool_pattern, search_type_for_mask_1): Likewise.
5296 * expr.c (do_store_flag): Likewise.
5297 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5298 @code{vcondeq@var{m}@var{n}}): Document.
5299 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5302 2016-10-25 Jeff Law <law@redhat.com>
5304 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5306 (v850_output_aligned_bss): Add missing break.
5308 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5310 2016-10-25 Martin Liska <mliska@suse.cz>
5313 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5314 statements as they can also contain possibly a freeing call.
5316 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5317 Martin Liska <mliska@suse.cz>
5320 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5321 * ipa-icf.c (sem_function::get_hash): Add target optimization
5324 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5327 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5328 Remove partial overlap check for shift by 1.
5329 (ashldi3_neon): Likewise.
5331 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5333 * config/arm/constraints.md (Q constraint): Document its use for
5335 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5337 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5338 alternatives to allow any register when memory model matches Pf and
5339 thus lda is used, but only low registers otherwise. Use unpredicated
5340 output template for Thumb-1 targets.
5341 (atomic_store<mode>): Likewise for stl.
5342 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5343 whose output template does not have predication.
5344 (arm_load_acquire_exclusive<mode>): Likewise.
5345 (arm_load_exclusivesi): Likewise.
5346 (arm_load_acquire_exclusivesi): Likewise.
5347 (arm_store_release_exclusive<mode>): Likewise.
5348 (arm_store_exclusive<mode>): Use unpredicated output template for
5351 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5353 * internal-fn.def (LAUNDER): New internal function.
5354 * internal-fn.c (expand_LAUNDER): New function.
5356 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5357 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5359 New avr target pass to work around performance loss by PR fix.
5363 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5364 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5365 * config/avr/predicates.md (extend_operator): New.
5366 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5367 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5368 (make_avr_pass_casesi): New prototypes.
5369 * config/avr/avr.c (print-rtl.h): Include it.
5370 (pass_data avr_pass_data_casesi): Data for new pass.
5371 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5372 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5373 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5374 (avr_optimize_casesi): New functions.
5376 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5377 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5381 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5383 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5385 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5386 DW_AT_rvalue_reference attributes.
5388 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5390 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5391 * value-prof.c (stringop_block_profile): Fix a warning.
5393 2016-10-24 Martin Sebor <msebor@redhat.com>
5396 * builtins.c (string_length): New function.
5397 (c_strlen): Use string_length. Correctly handle wide strings.
5398 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5400 (target_int_max): Call target_max_value.
5401 (format_result::knownrange): New data member.
5402 (fmtresult::fmtresult): Define default constructor.
5403 (format_integer): Use it and set format_result::knownrange.
5404 Handle global constants.
5405 (format_floating_max): Add third argument.
5406 (format_floating): Recompute maximum value for %a for each argument.
5407 (get_string_length): Use fmtresult default ctor.
5408 (format_string): Set format_result::knownrange.
5409 (format_directive): Check format_result::knownrange.
5410 (add_bytes): Same. Correct caret placement in diagnostics.
5411 (pass_sprintf_length::compute_format_length): Set
5412 format_result::knownrange.
5413 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5415 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5417 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5418 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5420 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5423 * dwarf2out.c (file_table_relative_p): Remove.
5424 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5425 also for absolute paths.
5426 * doc/tm.texi: Update.
5427 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5428 * target.def (force_at_comp_dir): Remove hook.
5429 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5431 2016-10-24 Richard Biener <rguenther@suse.de>
5433 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5434 backedges when identifying the single predecessor to take
5435 conditional info from. Use SCEV to get at ranges for loop IVs.
5436 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5437 avoid false warning.
5439 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5442 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5443 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5444 (avr_address_tiny_absdata_p): New static function.
5445 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5446 it to determine validity of constant addresses.
5447 (avr_attribute_table) [absdata]: New variable attribute...
5448 (avr_handle_absdata_attribute): ...and handler.
5449 (avr_decl_absdata_p): New static function.
5450 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5451 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5452 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5454 2016-10-24 Richard Biener <rguenther@suse.de>
5456 PR tree-optimization/78076
5457 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5458 also on the loop tree root.
5460 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5462 * config/i386/i386.c (ix86_fold_builtin): Handle
5463 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5464 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5465 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5466 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5468 2016-10-24 Martin Liska <mliska@suse.cz>
5471 * opts.c (finish_options): Skip conditionally.
5473 2016-10-23 Martin Sebor <msebor@redhat.com>
5476 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5477 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5479 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5481 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5482 (enabled): Likewise.
5483 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5484 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5485 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5486 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5487 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5488 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5490 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5492 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5493 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5495 2016-10-21 Andrew Pinski <apinski@cavium.com>
5497 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5499 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5500 implementer_id to unsigned char.
5501 Change part_no to unsigned int.
5502 (AARCH64_BIG_LITTLE): New define.
5503 (INVALID_IMP): New define.
5504 (INVALID_CORE): New define.
5505 (cpu_data): Change the last element's implementer_id and part_no to
5507 (valid_bL_string_p): Rewrite to ..
5508 (valid_bL_core_p): this for integers instead of strings.
5509 (parse_field): New function.
5510 (contains_string_p): Rewrite to ...
5511 (contains_core_p): this for integers and only for the part_no.
5512 (host_detect_local_cpu): Rewrite handling of implementation and
5513 par num to be integers; simplifying the code.
5515 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5517 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5518 value range for pointers in more cases.
5520 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5522 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5523 Add extra argument to allow emitting the move immediate.
5524 Use add/sub with positive immediate.
5525 (aarch64_add_constant): Add inline function.
5526 (aarch64_add_sp): Likewise.
5527 (aarch64_sub_sp): Likewise.
5528 (aarch64_expand_prologue): Call aarch64_sub_sp.
5529 (aarch64_expand_epilogue): Call aarch64_add_sp.
5530 Decide when to leave out move.
5531 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5533 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5535 * config/aarch64/aarch64.c (aarch64_layout_frame):
5536 Align FP callee-saves.
5538 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5540 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5541 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5543 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5544 _rdseed64_step): Likewise.
5545 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5548 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5549 and tree-ssanames.h.
5550 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5551 with INTEGER_CST argument.
5552 (ix86_gimple_fold_builtin): New function.
5553 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5555 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5556 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5557 (ranges_table_allocated, ranges_table_in_use,
5558 ranges_by_label_allocated, ranges_by_label_in_use,
5559 RANGES_TABLE_INCREMENT): Removed.
5560 (add_ranges_num): Use vec_safe_push into ranges_table.
5561 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5562 (output_ranges): Adjust for ranges_table and ranges_by_label
5563 conversion from arrays to vec.
5564 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5565 conversion from arrays to vec.
5566 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5567 ranges_table_in_use, ranges_by_label_allocated and
5568 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5570 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5571 if needed. Re-add origin_die variable and its initialization.
5573 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5574 even for -fstack-reuse=none, or for volatile vars etc.
5576 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5578 * print-rtl-function.c (flag_compact): Move extern decl to...
5579 * print-rtl.h (flag_compact): ...here.
5580 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5581 (ASSERT_RTL_DUMP_EQ): New macro.
5582 (selftest::test_dumping_regs): New function.
5583 (selftest::test_dumping_insns): New function.
5584 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5586 (selftest::rtl_tests_c_tests): Call the new test functions.
5588 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5590 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5591 (outgoing_edges_match): Likewise.
5592 (try_crossjump_to_edge): Likewise.
5593 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5594 (rtl_tidy_fallthru_edge): Likewise.
5595 * rtl.h (tablejump_p): Adjust prototype.
5596 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5598 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5600 * rtl.h (label_ref_label): New function.
5601 (set_label_ref_label): New function.
5602 (LABEL_REF_LABEL): Delete.
5603 * alias.c (rtx_equal_for_memref_p): Adjust.
5604 * cfgbuild.c (make_edges): Likewise.
5605 (purge_dead_tablejump_edges): Likewise.
5606 * cfgexpand.c (convert_debug_memory_address): Likewise.
5607 * cfgrtl.c (patch_jump_insn): Likewise.
5608 * combine.c (distribute_notes): Likewise.
5609 * cse.c (hash_rtx_cb): Likewise.
5610 (exp_equiv_p): Likewise.
5611 (fold_rtx): Likewise.
5612 (check_for_label_ref): Likewise.
5613 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5614 (cselib_hash_rtx): Likewise.
5615 * emit-rtl.c (mark_label_nuses): Likewise.
5616 * explow.c (convert_memory_address_addr_space_1): Likewise.
5617 * final.c (output_asm_label): Likewise.
5618 (output_addr_const): Likewise.
5619 * gcse.c (add_label_notes): Likewise.
5620 * genconfig.c (walk_insn_part): Likewise.
5621 * genrecog.c (validate_pattern): Likewise.
5622 * ifcvt.c (cond_exec_get_condition): Likewise.
5623 (noce_emit_store_flag): Likewise.
5624 (noce_get_alt_condition): Likewise.
5625 (noce_get_condition): Likewise.
5626 * jump.c (maybe_propagate_label_ref): Likewise.
5627 (mark_jump_label_1): Likewise.
5628 (redirect_exp_1): Likewise.
5629 (rtx_renumbered_equal_p): Likewise.
5630 * lra-constraints.c (operands_match_p): Likewise.
5631 * print-rtl.c (print_value): Likewise.
5632 * reload.c (find_reloads): Likewise.
5633 * reload1.c (set_label_offsets): Likewise.
5634 * reorg.c (get_branch_condition): Likewise.
5635 * rtl-tests.c (test_uncond_jump): Likewise.
5636 * rtl.c (rtx_equal_p_cb): Likewise.
5637 (rtx_equal_p): Likewise.
5638 * rtlanal.c (reg_mentioned_p): Likewise.
5639 (rtx_referenced_p): Likewise.
5640 (get_condition): Likewise.
5641 * varasm.c (const_hash_1): Likewise.
5642 (compare_constant): Likewise.
5643 (const_rtx_hash_1): Likewise.
5644 (output_constant_pool_1): Likewise.
5646 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5649 * reload.c (find_valid_class_1): Allow regclass if atleast one
5650 regno in regclass is ok. Compute and use rclass size based on
5651 actually available regnos for mode in rclass.
5653 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5655 * config/sparc/sparc-modes.def (CCV): New.
5657 * config/sparc/predicates.md (v_comparison_operator): New.
5658 (icc_comparison_operator): Add support for CCV/CCXV.
5659 (xcc_comparison_operator): Likewise.
5660 * config/sparc/sparc.c (output_cbranch): Likewise.
5661 (sparc_print_operand): Likewise.
5662 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5663 (uaddvdi4): New expander.
5664 (addvdi4): Likewise.
5665 (uaddvdi4_sp32): New instruction.
5666 (addvdi4_sp32): Likewise.
5667 (uaddvsi4): New expander.
5668 (addvsi4): Likewise.
5669 (cmp_ccc_plus_sltu_set): New instruction.
5670 (cmp_ccv_plus): Likewise.
5671 (cmp_ccxv_plus): Likewise.
5672 (cmp_ccv_plus_set): Likewise.
5673 (cmp_ccxv_plus_set): Likewise.
5674 (cmp_ccv_plus_sltu_set): Likewise.
5675 (uaddvdi4): New expander.
5676 (subvdi4): Likewise.
5677 (usubdi4_sp32): New instruction.
5678 (subvdi4_sp32): Likewise.
5679 (usubvsi4): New expander.
5680 (subvsi4): Likewise.
5681 (cmpsi_minus_sltu_set): New instruction.
5682 (cmp_ccv_minus): Likewise.
5683 (cmp_ccxv_minus): Likewise.
5684 (cmp_ccv_minus_set): Likewise.
5685 (cmp_ccxv_minus_set): Likewise.
5686 (cmp_ccv_minus_sltu_set): Likewise.
5687 (unegvdi3): New expander.
5688 (negvdi3): Likewise.
5689 (unegdi3_sp32): New instruction.
5690 (negvdi3_sp32): Likewise.
5691 (unegvsi3): New expander.
5692 (negvsi3): Likewise.
5693 (cmp_ccc_neg_sltu_set): New instruction.
5694 (cmp_ccv_neg): Likewise.
5695 (cmp_ccxv_neg): Likewise.
5696 (cmp_ccv_neg_set): Likewise.
5697 (cmp_ccxv_neg_set): Likewise.
5698 (cmp_ccv_neg_sltu_set): Likewise.
5700 * tree-ssa-loop-split.c: Remove trailing spaces.
5701 * match.pd: Likewise.
5703 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5705 PR rtl-optimization/78038
5706 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5707 be deduced to set REG through the RTL structure.
5708 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5710 2016-10-21 Richard Biener <rguenther@suse.de>
5712 PR tree-optimization/78051
5713 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5714 and mark replaced if folding did something.
5716 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5718 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5719 and "protected" in visibility types.
5720 (rs6000_xcoff_declare_function_name): Fix formatting.
5721 (rs6000_xcoff_declare_object_name): Fix formatting.
5723 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5725 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5726 and IX86_BUILTIN_HUGE_VALQ here ...
5727 (ix86_expand_builtin): ... not here.
5729 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5731 * doc/gty.texi (for_user): Use @item next to @findex.
5733 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5736 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
5737 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
5738 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
5739 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
5740 __builtin_ia32_lzcnt_u16.
5741 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
5742 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
5743 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
5744 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
5745 (bmi_tzcnt_<mode>): New expander.
5746 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5747 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
5748 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
5749 (lzcnt_<mode>): New expander.
5750 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5751 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
5752 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
5753 (UINT64_FTYPE_UINT64): New.
5754 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
5755 (__builtin_ia32_lzcnt_u16): New description.
5756 (__builtin_ia32_lzcnt_u32): Ditto.
5757 (__builtin_ia32_lzcnt_u64): Ditto.
5758 (__builtin_ctzs): Remove description.
5759 (__builtin_ia32_tzcnt_u16): New description.
5760 (__builtin_ia32_tzcnt_u32): Ditto.
5761 (__builtin_ia32_tzcnt_u64): Ditto.
5762 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5763 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5765 2016-10-20 Martin Liska <mliska@suse.cz>
5768 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5769 comparison with STMT_UID_NOT_IN_RANGE.
5770 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5773 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5775 * compare-elim.c (conforming_compare): Accept UNSPECs.
5776 (find_comparison_dom_walker::before_dom_children): Deal with
5777 instructions both using and killing the flags register.
5778 (equivalent_reg_at_start): New function extracted from...
5779 (try_eliminate_compare): ...here. Use it and add support for
5780 registers and UNSPECs as second operand of the compare.
5781 * config/visium/visium-modes.def (CCV): New.
5782 * config/visium/predicates.md (visium_v_comparison_operator): New.
5783 (visium_branch_operator): Deal with CCV mode.
5784 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5785 (output_cbranch): Likewise.
5786 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5787 (uaddv<mode>4): New expander.
5788 (addv<mode>4): Likewise.
5789 (add<mode>3_insn_set_carry): New instruction.
5790 (add<mode>3_insn_set_overflow): Likewise.
5791 (addsi3_insn_set_overflow): Likewise.
5792 (usubv<mode>4): New expander.
5793 (subv<mode>4): Likewise.
5794 (sub<mode>3_insn_set_carry): New instruction.
5795 (sub<mode>3_insn_set_overflow): Likewise.
5796 (subsi3_insn_set_overflow): Likewise.
5797 (unegv<mode>3): New expander.
5798 (negv<mode>3): Likewise.
5799 (neg<mode>2_insn_set_overflow): New instruction.
5800 (addv_tst<mode>): Likewise.
5801 (subv_tst<mode>): Likewise.
5802 (negv_tst<mode>): Likewise.
5803 (cbranch<mode>4_addv_insn): New splitter and instruction.
5804 (cbranch<mode>4_subv_insn): Likewise.
5805 (cbranch<mode>4_negv_insn): Likewise.
5807 2016-10-20 Richard Biener <rguenther@suse.de>
5809 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5810 Handle decls possibly not bound.
5811 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5812 nothing_id for decls that might not be bound if we are interested
5814 (get_constraint_for_component_ref): Deal with that.
5816 2016-10-20 Michael Matz <matz@suse.de>
5819 * common.opt (-fsplit-loops): New flag.
5820 * passes.def (pass_loop_split): Add.
5821 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5822 (enable_fdo_optimizations): Add loop splitting.
5823 * timevar.def (TV_LOOP_SPLIT): Add.
5824 * tree-pass.h (make_pass_loop_split): Declare.
5825 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5826 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5827 * tree-ssa-loop-split.c: New file.
5828 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5829 * doc/invoke.texi (fsplit-loops): Document.
5830 * doc/passes.texi (Loop optimization): Add paragraph about loop
5833 2016-10-20 Richard Biener <rguenther@suse.de>
5835 * cgraphunit.c (analyze_functions): Set node->definition to
5836 false to signal symbol removal to debug_hooks->late_global_decl.
5837 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5838 WPA signal symbol removal to the debuginfo machinery.
5839 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5840 using early_finised to guard the we're called for symbol
5841 removal case look at the symtabs definition flag.
5842 (gen_variable_die): Remove redundant check.
5844 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5846 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5848 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5850 PR tree-optimization/53979
5851 * match.pd ((a ^ b) | a -> a | b): New pattern.
5853 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5855 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5856 config/pa/pa64-hpux-lib.h.
5857 (PA_CRTBEGIN_HACK): Likewise.
5858 (DTOR_LIST_BEGIN): Likewise.
5860 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5862 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5863 register only if "in" and "out" are different registers.
5865 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5867 * omp-low.c (pass_oacc_device_lower::gate): New method.
5868 (execute): Always call execute_oacc_device_lower.
5870 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5872 PR tree-optimization/77916
5873 PR tree-optimization/77937
5874 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5876 (insert_initializers): Requirement of initializer for -1 should be
5877 based on pointer-typedness of the candidate basis.
5879 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5881 PR tree-optimization/78005
5882 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5883 upper (included) bound for niters of prolog loop.
5884 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5885 Compute niters of scalar loop above which vectorized loop is
5886 preferred, as well as the upper (included) bound for the niters.
5887 (vect_do_peeling): Record niter bound for loops accordingly.
5889 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5892 * tree-core.h (enum tree_index): Put the complex types after their
5894 * tree-streamer.c (verify_common_node_recorded): New function.
5895 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5897 2016-10-19 Martin Liska <mliska@suse.cz>
5899 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5900 Replace NULL with false as a return value.
5902 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5904 PR tree-optimization/78024
5905 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5906 don't clear BB_VISITED after processing.
5908 2016-10-19 Richard Biener <rguenther@suse.de>
5910 * domwalk.c (dom_walker::walk): Use RPO order.
5912 2016-10-19 Richard Biener <rguenther@suse.de>
5914 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5916 (evrp_dom_walker::~evrp_dom_walker): Free it.
5917 (evrp_dom_walker::stmts_to_remove): Add.
5918 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5919 whose output we fully propagate for removal. Propagate
5920 into BB destination PHI arguments.
5921 (execute_early_vrp): Remove queued stmts. Dump value ranges
5922 before stmt removal.
5924 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5926 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5927 * passes.def: Add two instances of pass_walloca.
5928 * tree-pass.h (make_pass_walloca): New.
5929 * gimple-ssa-warn-alloca.c: New file.
5930 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5931 -Wvla-larger-than= options.
5933 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5935 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5936 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5938 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5940 * config/rs6000/altivec.h (vec_xl_len): New macro.
5941 (vec_xst_len): New macro.
5942 (vec_cmpnez): New macro.
5943 (vec_cntlz_lsbb): New macro.
5944 (vec_cnttz_lsbb): New macro.
5945 (vec_xlx): New macro.
5946 (vec_xrx): New macro.
5947 (vec_all_nez): New C++ predicate template.
5948 (vec_any_eqz): New C++ predicate template.
5949 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5950 conditional compilation.
5951 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5952 conditional compilation.
5953 (vec_all_nez): New macro.
5954 (vec_any_eqz): New macro.
5955 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5957 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5959 * config/rs6000/vector.md (VI): Moved this mode iterator
5960 definition from altivec.md to vector.md.
5961 (UNSPEC_NEZ_P): New value.
5962 (vector_ne_<mode>_p): New expansion for implementation of
5963 vec_all_ne and vec_any_eq built-in functions.
5964 (vector_nez_<mode>_p): New expansion for implementation of
5965 vec_all_nez and vec_any_eqz built-in functions.
5966 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5967 and vec_any_eq built-in function.
5968 (cr6_test_for_zero): New commentary to explain this expansion.
5969 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5970 (cr6_test_for_lt): New commentary to explain this expansion.
5971 (cr6_test_for_lt_reverse): New commentary to explain this
5973 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5974 overloaded function prototypes for vec_all_ne, vec_all_nez,
5975 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5976 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5978 (altivec_resolve_overloaded_builtin): Modify the handling of
5979 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5980 the compiler is configured to support TARGET_P9_VECTOR.
5981 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5982 to explain the special processing that is given to predicate
5983 built-ins introduced using this macro.
5984 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5985 the special processing given to predicate built-ins introduced
5987 (BU_VSX_P): Likewise.
5988 (BU_P8V_AV_P): Likewise.
5989 (BU_P9V_AV_P): Likewise.
5990 (BU_P9V_AV_X): New macro.
5991 (BU_P9V_64BIT_AV_X): New macro.
5992 (BU_P9V_VSX_3): New macro.
5993 (BU_P9V_OVERLOAD_P): New macro.
5994 (LXVL): New BU_P9V_64BIT_VSX_2.
5995 (VEXTUBLX): New BU_P9V_AV_2.
5996 (VEXTUBRX): Likewise.
5997 (VEXTUHLX): Likewise.
5998 (VEXTUHRX): Likewise.
5999 (VEXTUWLX): Likewise.
6000 (VEXTUWRX): Likewise.
6001 (STXVL): New BU_P9V_64BIT_AV_X.
6002 (VCLZLSBB): New BU_P9V_AV_1.
6003 (VCTZLSBB): Likewise.
6004 (CMPNEB): New BU_P9V_AV_2.
6009 (VCMPNEB_P): New BU_P9V_AV_P.
6010 (VCMPNEH_P): Likewise.
6011 (VCMPNEW_P): Likewise.
6012 (VCMPNED_P): Likewise.
6013 (VCMPNEFP_P): Likewise.
6014 (VCMPNEDP_P): Likewise.
6015 (CMPNEZB): New BU_P9V_AV_2.
6016 (CMPNEZH): Likewise.
6017 (CMPNEZW): Likewise.
6018 (VCMPNEZB_P): New BU_P9V_AV_P.
6019 (VCMPNEZH_P): Likewise.
6020 (VCMPNEZW_P): Likewise.
6021 (LXVL): New BU_P9V_OVERLOAD_2.
6022 (STXVL): New BU_P9V_OVERLOAD_3.
6023 (VEXTULX): New BU_P9V_OVERLOAD_2.
6024 (VEXTURX): Likewise.
6026 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6027 (VCMPNE_P): Likewise.
6028 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6029 (VCTZLSBB): Likewise.
6030 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6031 comment to explain mode used for scratch register.
6032 (altivec_expand_stxvl_builtin): New function.
6033 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6034 (altivec_init_builtins): Add initialized variable
6035 void_ftype_v16qi_pvoid_long and use this type to define the
6036 built-in function __builtin_altivec_stxvl.
6037 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6038 (UNSPEC_STXVL): New value.
6039 (UNSPEC_VCLZLSBB): New value.
6040 (UNSPEC_VCTZLSBB): New value.
6041 (UNSPEC_VEXTUBLX): New value.
6042 (UNSPEC_VEXTUHLX): New value.
6043 (UNSPEC_VEXTUWLX): New value.
6044 (UNSPEC_VEXTUBRX): New value.
6045 (UNSPEC_VEXTUHRX): New value.
6046 (UNSPEC_VEXTUWRX): New value.
6047 (UNSPEC_VCMPNEB): New value.
6048 (UNSPEC_VCMPNEZB): New value.
6049 (UNSPEC_VCMPNEH): New value.
6050 (UNSPEC_VCMPNEZH): New value.
6051 (UNSPEC_VCMPNEW): New value.
6052 (UNSPEC_VCMPNEZW): New value.
6053 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6054 vector of integer modes.
6055 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6056 vector of float or double modes.
6057 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6059 (lxvl): New expand for load VSX vector with length.
6060 (*lxvl): New insn for load VSX vector with length.
6061 (stxvl): New expand for store VSX vector with length.
6062 (*stxvl): New insn for store VSX vector with length.
6063 (vcmpneb): New insn for vector of byte compare not equal.
6064 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6065 (vcmpneh): New insn for vector of half word compare not equal.
6066 (vcmpnezh): New insn for vector of half word compare not equal or
6068 (vcmpnew): New insn for vector of word compare not equal.
6069 (vcmpne<VSs>): New insn for vector of float or double compare not
6071 (vcmpnezw): New insn for vector of word compare not equal or zero.
6072 (vclzlsbb): New insn for vector count leading zero
6073 least-significant bits byte.
6074 (vctzlsbb): New insn for vector count trailing zero least
6075 signficant bits byte.
6076 (vextublx): New insn for vector extract unsigned byte left
6078 (vextubrx): New insn for vector extract unsigned byte right
6080 (vextuhlx): New insn for vector extract unsigned half word left
6082 (vextuhrx): New insn for vector extract unsigned half word right
6084 (vextuwlx): New insn for vector extract unsigned word left
6086 (vextuwrx): New insn for vector extract unsigned word right
6088 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6089 clarify intent of this constant.
6090 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6091 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6092 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6093 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6094 and vec_xrx functions.
6096 2016-10-18 Andrew Pinski <apinski@cavium.com>
6099 * predict.c (is_exit_with_zero_arg): New function.
6100 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6103 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.c (legitimize_tls_address)
6107 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6108 convert dest to Pmode if different than Pmode.
6110 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6112 PR tree-optimization/77916
6113 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6114 stopgap fix, as pointers with -1 increment are still broken.
6116 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6118 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6119 mapping class decoration from here...
6120 (rs6000_xcoff_encode_section): ...to here.
6122 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6123 if shrink-wrapping and optimizing for speed.
6125 2016-10-18 Richard Biener <rguenther@suse.de>
6127 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6128 not visited but non-executable predecessors. Return taken edge.
6129 Simplify conditions and refactor propagation vs. folding step.
6131 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6133 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6134 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6135 (rs6000_get_separate_components): Assert we do not have those
6136 strategies selected.
6138 2016-10-18 Richard Biener <rguenther@suse.de>
6140 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6141 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6143 (substitute_and_fold_dom_walker): Adjust constructor.
6144 (substitute_and_fold_dom_walker::before_dom_children): Remove
6145 do_dce flag and handling (always true).
6146 (substitute_and_fold): Likewise.
6147 * tree-vrp.c (vrp_finalize): Adjust.
6148 (execute_early_vrp): Remove final BB_VISITED clearing.
6149 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6150 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6151 * ira.c (ira): Call clear_bb_flags.
6153 2016-10-18 Richard Biener <rguenther@suse.de>
6155 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6156 get at the operand to look at with TREE_OPERAND for generic
6159 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6161 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6163 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6164 (write_test_expr): Use rtx_reader_ptr for calls to
6166 (write_attr_value): Likewise.
6167 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6168 call to print_md_ptr_loc.
6169 (write_one_condition): Likewise for calls to print_c_condition.
6170 * genconstants.c: Include "statistics.h" and "vec.h".
6171 (main): Update for conversion to member functions.
6172 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6173 call to print_md_ptr_loc.
6174 * genenums.c: Include "statistics.h" and "vec.h".
6175 (main): Update for conversion of traverse_enum_types to a method.
6176 * genmddeps.c: Include "statistics.h" and "vec.h".
6177 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6179 * genpreds.c (write_predicate_subfunction): Likewise.
6180 (write_predicate_expr): Likewise for calls to print_c_condition.
6181 * genrecog.c (print_test): Likewise.
6182 * gensupport.c (process_rtx): Likewise for calls to
6183 copy_md_ptr_loc and join_c_conditions.
6184 (alter_test_for_insn): Likewise for call to join_c_conditions.
6185 (process_substs_on_one_elem): Likewise.
6186 (gen_mnemonic_setattr): Update for move of string_obstack to a
6187 field of rtx_reader.
6188 (mnemonic_htab_callback): Likewise. Fix formatting.
6189 (gen_mnemonic_attr): Likewise.
6190 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6191 to print_c_condition.
6192 * read-md.c: Include "statistics.h" and "vec.h".
6193 (string_obstack): Convert this global to field "m_string_obstack"
6194 of class rtx_reader.
6195 (ptr_locs): Likewise, as "m_ptr_locs".
6196 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6197 (joined_conditions): Likewise, as "m_joined_conditions".
6198 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6199 (md_constants): Likewise, as "m_md_constants".
6200 (enum_types): Likewise, as "m_enum_types".
6201 (set_md_ptr_loc): Convert to...
6202 (rtx_reader::set_md_ptr_loc): ...member function.
6203 (get_md_ptr_loc): Convert to...
6204 (rtx_reader::get_md_ptr_loc): ...member function.
6205 (copy_md_ptr_loc): Convert to...
6206 (rtx_reader::copy_md_ptr_loc): ...member function.
6207 (fprint_md_ptr_loc): Convert to...
6208 (rtx_reader::fprint_md_ptr_loc): ...member function.
6209 (print_md_ptr_loc): Convert to...
6210 (rtx_reader::print_md_ptr_loc): ...member function.
6211 (join_c_conditions): Convert to...
6212 (rtx_reader::join_c_conditions): ...member function.
6213 (fprint_c_condition): Convert to...
6214 (rtx_reader::fprint_c_condition): ...member function.
6215 (print_c_condition): Convert to...
6216 (rtx_reader::print_c_condition): ...member function.
6217 (read_name): Convert to...
6218 (rtx_reader::read_name): ...member function.
6219 (read_escape): Convert to...
6220 (rtx_reader::read_escape): ...member function.
6221 (read_quoted_string): Convert to...
6222 (rtx_reader::read_quoted_string): ...member function.
6223 (read_braced_string): Convert to...
6224 (rtx_reader::read_braced_string): ...member function.
6225 (read_string): Convert to...
6226 (rtx_reader::read_string): ...member function.
6227 (read_skip_construct): Convert to...
6228 (rtx_reader::read_skip_construct): ...member function.
6229 (handle_constants): Convert to...
6230 (rtx_reader::handle_constants): ...member function.
6231 (traverse_md_constants): Convert to...
6232 (rtx_reader::traverse_md_constants): ...member function.
6233 (handle_enum): Convert to...
6234 (rtx_reader::handle_enum): ...member function.
6235 (lookup_enum_type): Convert to...
6236 (rtx_reader::lookup_enum_type): ...member function.
6237 (traverse_enum_types): Convert to...
6238 (rtx_reader::traverse_enum_types): ...member function.
6239 (rtx_reader::rtx_reader): Move initializations
6240 of various former global data from rtx_reader::read_md_files to
6241 here, as fields, along with the call to unlock_std_streams.
6242 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6244 (rtx_reader::read_md_files): Move initializations of various
6245 global data from here to the ctor.
6246 * read-md.h (read_name): Convert to...
6247 (rtx_reader::read_name): ...member function.
6248 (rtx_reader::read_escape): New method decl.
6249 (read_quoted_string): Convert to...
6250 (rtx_reader::read_quoted_string): ...member function.
6251 (rtx_reader::read_braced_string): New method decl.
6252 (read_string): Convert to...
6253 (rtx_reader::read_string): ...member function.
6254 (rtx_reader::read_skip_construct): New method decl.
6255 (rtx_reader::set_md_ptr_loc): New method decl.
6256 (rtx_reader::get_md_ptr_loc): New method decl.
6257 (copy_md_ptr_loc): Convert to...
6258 (rtx_reader::copy_md_ptr_loc): ...member function.
6259 (fprint_md_ptr_loc): Convert to...
6260 (rtx_reader::fprint_md_ptr_loc): ...member function.
6261 (print_md_ptr_loc): Convert to...
6262 (rtx_reader::print_md_ptr_loc): ...member function.
6263 (rtx_reader::lookup_enum_type): New method decl.
6264 (rtx_reader::traverse_enum_types): New method decl.
6265 (rtx_reader::handle_constants): New method decl.
6266 (traverse_md_constants): Convert to...
6267 (rtx_reader::traverse_md_constants): ...member function.
6268 (rtx_reader::handle_enum): New method decl.
6269 (rtx_reader::join_c_conditions): New method decl.
6270 (fprint_c_condition): Convert to...
6271 (rtx_reader::fprint_c_condition): ...member function.
6272 (print_c_condition): Convert to...
6273 (rtx_reader::print_c_condition): ...member function.
6274 (rtx_reader::apply_iterator_to_string): New method decl.
6275 (rtx_reader::copy_rtx_for_iterators): New method decl.
6276 (rtx_reader::read_conditions): New method decl.
6277 (rtx_reader::record_potential_iterator_use): New method decl.
6278 (rtx_reader::read_mapping): New method decl.
6279 (rtx_reader::read_rtx): New method decl.
6280 (rtx_reader::read_rtx_code): New method decl.
6281 (rtx_reader::read_rtx_operand): New method decl.
6282 (rtx_reader::read_nested_rtx): New method decl.
6283 (rtx_reader::read_rtx_variadic): New method decl.
6284 (rtx_reader::get_string_obstack): New method.
6285 (rtx_reader::get_md_constants): New method.
6286 (string_obstack): Convert global variable decl to...
6287 (rtx_reader::m_string_obstack): ...this new field.
6288 (rtx_reader::m_ptr_locs): New field.
6289 (rtx_reader::m_ptr_loc_obstack): New field.
6290 (rtx_reader::m_joined_conditions): New field.
6291 (rtx_reader::m_joined_conditions_obstack): New field.
6292 (rtx_reader::m_md_constants): New field.
6293 (rtx_reader::m_enum_types): New field.
6294 * read-rtl.c (apply_iterator_to_string): Convert to...
6295 (rtx_reader::apply_iterator_to_string): ...member function.
6296 (copy_rtx_for_iterators): Convert to...
6297 (rtx_reader::copy_rtx_for_iterators): ...member function.
6298 (add_condition_to_string): Use rtx_reader_ptr for
6299 calls join_c_conditions.
6300 (apply_iterators): Use rtx_reader_ptr for calls to
6301 join_c_conditions and copy_rtx_for_iterators.
6302 (read_conditions): Convert to...
6303 (rtx_reader::read_conditions): ...member function.
6304 (record_potential_iterator_use): Convert to...
6305 (rtx_reader::record_potential_iterator_use): ...member function.
6306 (read_mapping): Convert to...
6307 (rtx_reader::read_mapping): ...member function.
6308 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6309 (read_rtx): Convert to...
6310 (rtx_reader::read_rtx): ...member function.
6311 (read_rtx_code): Convert to...
6312 (rtx_reader::read_rtx_code): ...member function.
6313 (read_rtx_operand): Convert to...
6314 (rtx_reader::read_rtx_operand): ...member function. Update for move
6315 of string_obstack to a field.
6316 (read_nested_rtx): Convert to..
6317 (rtx_reader::read_nested_rtx): ...member function.
6318 (read_rtx_variadic): Convert to..
6319 (rtx_reader::read_rtx_variadic): ...member function.
6321 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6323 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6325 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6327 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6328 for pointer type too.
6329 (ipcp_update_vr): set_ptr_nonnull for pointer.
6331 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6333 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6334 pt_solution_singleton_p.
6335 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6336 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6337 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6338 pointer nonnull computed by VRP.
6339 Also Conservatively set pt.null to 1.
6340 (pt_solution_reset): Conservatively set pt.null to 1.
6341 (pt_solution_singleton_or_null_p): Renamed from
6342 pt_solution_singleton_p.
6343 * tree-ssanames.h (set_ptr_nonnull): Declare.
6344 (get_ptr_nonnull): Likewise.
6345 * tree-ssanames.c (set_ptr_nonnull): New.
6346 (get_ptr_nonnull): Likewise.
6347 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6348 (evrp_dom_walker::before_dom_children): Likewise.
6350 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6352 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6353 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6354 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6355 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6356 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6357 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6358 (rs6000_option_override_internal): Clear it if ABI_AIX.
6359 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6360 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6362 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6364 * gimple-ssa-strength-reduction.c (record_increment): Remove
6367 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6369 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6370 that the result is non-zero if it is true.
6371 (maybe_expand_shift): New wrapper around expand_shift_1.
6372 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6374 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6376 PR tree-optimization/77916
6377 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6378 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6380 (record_increment): Increments of -1 for unknown strides just use
6381 a multiply initializer like other negative values.
6382 (analyze_increments): Remove stopgap solution for -1 increment
6383 applied to pointer arithmetic.
6385 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6387 * dominance.c (dom_info::dom_info): Add new constructor for region
6388 which is vector of basic blocks.
6389 (dom_init): New method to initialize members common for both
6391 (dom_info::dom_info): Invoke dom_init for partial initialization.
6392 (dom_info::get_idom): Add check to corner cases on basic blocks which
6394 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6395 to detect unreachable bbs.
6396 (dom_info::calc_idoms): Likewise.
6397 (compute_dom_fast_query_in_region): New function.
6398 (calculate_dominance_info_for_region): Likewise.
6399 (free_dominance_info_for_region): Likewise.
6400 * dominance.h: Add prototypes for introduced region-based functions
6401 * tree-if-conv.c (build_region): New function.
6402 (if_convertible_loop_p_1): Invoke local version of post-dominators
6403 calculation before basic block predication with subsequent freeing
6404 post-dominator info.
6405 (tree_if_conversion): Remove free of post-dominator info
6406 (pass_if_conversion::execute): Delete detection of infinite loops
6407 and fake edges to exit block since post-dominator calculation is
6408 performed per if-converted loop only.
6410 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6413 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6414 register explicitly.
6415 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6416 optimizing for size.
6418 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6420 * config/aarch64/aarch64.c: Delete inclusion of
6421 cortex-a57-fma-steering.h.
6422 (aarch64_override_options): Delete call
6423 to aarch64_register_fma_steering.
6424 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6425 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6426 * config/aarch64/aarch64-passes.def: New file.
6427 * config/aarch64/cortex-a57-fma-steering.c
6428 (aarch64_register_fma_steering): Delete definition.
6429 (make_pass_fma_steering): Remove static qualifier.
6430 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6431 (cortex-a57-fma-steering.o): Remove dependency on
6432 cortex-a57-fma-steering.h.
6434 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6436 * explow.c (validize_mem): Do not modify the argument in-place.
6438 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6440 * tree-streamer.c (record_common_node): Explicitly list expected
6443 2016-10-17 Richard Biener <rguenther@suse.de>
6445 PR tree-optimization/77988
6446 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6448 2016-10-17 Marek Polacek <polacek@redhat.com>
6450 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6452 2016-10-17 Richard Biener <rguenther@suse.de>
6454 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6457 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6459 PR tree-optimization/71636
6460 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6462 2016-10-17 Richard Biener <rguenther@suse.de>
6464 * gimplify.c (gimplify_function_tree): Do not move the outer
6467 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6469 * langhooks.h (struct lang_hooks_for_decls): Remove
6470 function_decl_explicit_p, function_decl_deleted_p and
6471 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6472 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6473 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6474 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6475 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6476 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6477 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6478 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6479 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6480 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6481 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6482 * dwarf2out.c (gen_subprogram_die): Use
6483 lang_hooks.decls.decl_dwarf_attribute instead of
6484 lang_hooks.decls.function_decl_*.
6486 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6490 * common.opt (-ftrampolines): New option.
6491 * doc/invoke.texi (Code Gen Options): Document it.
6492 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6493 * doc/tm.texi: Regenerate.
6494 * builtins.def: Add init_descriptor and adjust_descriptor.
6495 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6496 on platforms with descriptors.
6497 (expand_builtin_init_descriptor): New function.
6498 (expand_builtin_adjust_descriptor): Likewise.
6499 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6500 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6501 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6502 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6503 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6504 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6505 (expand_call): Likewise. Move around call to prepare_call_address
6506 and pass all flags to it.
6507 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6508 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6509 (gimple_call_set_by_descriptor): New setter.
6510 (gimple_call_by_descriptor_p): New getter.
6511 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6512 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6513 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6514 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6515 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6516 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6517 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6518 * target.def (custom_function_descriptors): New POD hook.
6519 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6520 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6521 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6522 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6523 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6524 (build_common_builtin_nodes): Initialize init_descriptor and
6526 * tree-nested.c: Include target.h.
6527 (struct nesting_info): Add 'any_descr_created' field.
6528 (get_descriptor_type): New function.
6529 (lookup_element_for_decl): New function extracted from...
6530 (create_field_for_decl): Likewise.
6531 (lookup_tramp_for_decl): ...here. Adjust.
6532 (lookup_descr_for_decl): New function.
6533 (convert_tramp_reference_op): Deal with descriptors.
6534 (build_init_call_stmt): New function extracted from...
6535 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6536 * defaults.h (FUNCTION_ALIGNMENT): Define.
6537 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6538 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6539 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6540 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6541 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6543 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6545 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6546 constants in CONST_VECTORs.
6548 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6550 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6551 register as destination of bmask.
6552 (vector_init_bshuffle): Likewise.
6553 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6554 (bmaskdi_vis): Enable only in 64-bit mode.
6556 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6558 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6559 make LR a separately shrink-wrapped component unless savres_strategy
6560 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6561 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6562 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6564 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6566 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6567 and keep looping on failure.
6569 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6571 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6573 (print_rtx_function): Update example in comment for...
6574 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6575 non-virtual pseudos with a '%' sigil followed by the regno, offset
6576 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6577 pseudo is dumped as "%0".
6579 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6582 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6585 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6587 * config/sparc/sparc-passes.def: New file.
6588 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6589 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6590 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6592 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6594 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6595 loop peel to loops with exit test at the beginning.
6597 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6599 PR rtl-optimization/68212
6600 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6601 frequency when computing scale factor for peeled copies.
6602 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6603 values for switch/peel blocks/edges.
6605 2016-10-14 Pedro Alves <palves@redhat.com>
6607 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6609 2016-10-14 Catherine Moore <clm@codesourcery.com>
6611 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6612 micromips_globals to zero.
6614 2016-10-14 Richard Biener <rguenther@suse.de>
6616 PR tree-optimization/77979
6617 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6618 in the equivalency sets.
6619 (compare_names): Likewise.
6621 2016-10-14 Martin Liska <mliska@suse.cz>
6623 * builtins.h(target_char_cst_p): Declare the function.
6624 * builtins.c (fold_builtin_memchr): Remove.
6625 (target_char_cst_p): Move the function from gimple-fold.c.
6626 (fold_builtin_3): Do not call the function.
6627 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6628 (gimple_fold_builtin): Call the function.
6629 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6631 2016-10-14 Martin Liska <mliska@suse.cz>
6633 * builtins.c (fold_builtin_strcmp): Remove function.
6634 (fold_builtin_strncmp): Likewise.
6635 (fold_builtin_2): Remove call of the function.
6636 (fold_builtin_3): Likewise.
6637 * fold-const-call.c (fold_const_call): Add constant folding
6638 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6639 * fold-const-call.h (build_cmp_result): Declare the function.
6640 * gimple-fold.c (gimple_load_first_char): New function.
6641 (gimple_fold_builtin_string_compare): Likewise.
6642 (gimple_fold_builtin): Call the function.
6644 2016-10-14 Nathan Sidwell <nathan@acm.org>
6646 * gcov-io.c (gcov_open): Deconstify 'mode'.
6648 2016-10-14 Martin Liska <mliska@suse.cz>
6650 * fold-const.c (c_getstr): Support of properly \0-terminated
6651 string constants. New argument is added.
6652 * fold-const.h: New argument is added.
6654 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6656 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6658 (aarch64_print_hint_for_core): Likewise.
6659 (aarch64_print_hint_for_arch): Likewise.
6660 (aarch64_validate_march): Use it. Fix indentation in type signature.
6661 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6662 (aarch64_validate_mtune): Likewise.
6663 (aarch64_handle_attr_arch): Likewise.
6664 (aarch64_handle_attr_cpu): Likewise.
6665 (aarch64_handle_attr_tune): Likewise.
6667 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6669 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6672 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6674 * config/m68k/m68k.c (m68k_option_override): Check
6675 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6676 instead of stack_limit_rtx.
6678 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6680 * dwarf2out.c (gen_member_die): Handle inline static data member
6683 2016-10-13 Nathan Sidwell <nathan@acm.org>
6685 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6686 gcov_var.mode. Remove unnecessary fstat.
6688 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6691 * function.c (thread_prologue_and_epilogue_insns): Call all
6692 make_*logue_seq in the same order as traditional. Call them
6693 all a second time if shrink_wrapped_separate.
6695 2016-10-13 Marek Polacek <polacek@redhat.com>
6697 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6698 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6701 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6703 PR tree-optimization/77937
6704 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6705 to infinite when we have a pointer with an increment of -1.
6707 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6709 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6711 * memmodel.h: This file.
6712 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6713 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6714 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6715 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6716 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6717 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6718 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6719 compare-elim.c, config/aarch64/aarch64-builtins.c,
6720 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6721 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6722 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6723 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6724 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6725 config/darwin.c, config/epiphany/epiphany.c,
6726 config/epiphany/mode-switch-use.c,
6727 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6728 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6729 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6730 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6731 config/m68k/m68k.c, config/mcore/mcore.c,
6732 config/microblaze/microblaze.c, config/mmix/mmix.c,
6733 config/mn10300/mn10300.c, config/moxie/moxie.c,
6734 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6735 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6736 config/nds32/nds32-memory-manipulation.c,
6737 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
6738 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
6739 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
6740 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
6741 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
6742 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
6743 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
6744 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
6745 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
6746 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
6747 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
6748 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
6749 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
6750 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
6751 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
6752 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
6753 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
6754 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
6755 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
6756 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
6757 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
6758 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
6759 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6760 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6761 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6762 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6763 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6764 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6765 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6766 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6767 var-tracking.c, varasm.c: Include memmodel.h.
6768 * genattrtab.c (write_header): Include memmodel.h in generated file.
6769 * genautomata.c (main): Likewise.
6770 * gengtype.c (open_base_files): Likewise.
6771 * genopinit.c (main): Likewise.
6772 * genconditions.c (write_header): Include memmodel.h earlier in
6774 * genemit.c (main): Likewise.
6775 * genoutput.c (output_prologue): Likewise.
6776 * genpeep.c (main): Likewise.
6777 * genpreds.c (write_insn_preds_c): Likewise.
6778 * genrecog.c (write_header): Likewise.
6779 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6781 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6783 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6784 for new "compact" param of print_rtx_function. Check for "cinsn"
6786 * print-rtl-function.c (flag_compact): New decl.
6787 (print_rtx_function): Add param "compact" and use it to set
6788 flag_compact, adding a description of the effect to the leading
6789 comment, and updating the example output.
6790 * print-rtl.c (flag_compact): New variable.
6791 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6793 (print_rtx_operand_code_i): When printing source locations, wrap
6794 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6795 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6796 virtuals in compact mode.
6797 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6798 apart from in LABEL_REFs.
6799 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6800 Don't print basic block ids in compact mode.
6801 (print_rtx): In compact mode, prefix the code of insns with "c",
6802 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6803 * print-rtl.h (print_rtx_function): Add "compact" param.
6805 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6807 * arm.h (TARGET_VFP): Delete.
6808 (TARGET_VFPD32): Remove references to TARGET_VFP.
6809 (TARGET_VFP3, TARGET_VFP5): Likewise.
6810 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6811 (TARGET_NEON_FP16): Likewise.
6812 (TARGET_FMA): Likewise.
6813 (TARGET_CRYPTO): Likewise.
6814 (TARGET_NEON): Likewise.
6815 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6816 (FUNCTION_ARG_REGNO_P): Likewise.
6817 * arm.c (arm_option_check_internal): Likewise.
6818 (arm_option_override): Likewise.
6819 (use_return_insn): Likewise.
6820 (arm_function_value_regno_p): Likewise.
6821 (arm_apply_result_size): Likewise.
6822 (use_vfp_abi): Likewise.
6823 (arm_legitimate_address_outer_p): Likewise.
6824 (thumb2_legitimate_address_p): Likewise.
6825 (arm_legitimate_index_p): Likewise.
6826 (thumb2_legitimate_index_p): Likewise.
6827 (arm_legitimate_address): Likewise.
6828 (arm_get_vfp_saved_size): Likewise.
6829 (arm_emit_vfp_multi_reg_pop): Likewise.
6830 (arm_get_frame_offsets): Likewise.
6831 (arm_save_coproc_regs): Likewise.
6832 (arm_hard_regno_mode_ok): Likewise.
6833 (arm_expand_epilogue_apcs_frame): Likewise.
6834 (arm_expand_epilogue): Likewise.
6835 (arm_file_start): Likewise.
6836 (arm_conditional_register_usage): Likewise.
6837 (arm_validize_comparison): Use vfp_compare_operand directly.
6838 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6839 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6841 (arm_atomic_assign_expand_fenv): Likewise.
6842 * arm.md (divsf3): Likewise.
6843 (arm_negsi2): Likewise.
6845 (arm_movdi): Likewise.
6846 (arm_movt): Likewise.
6847 (cbranchsf4): Change predicate to vfp_compare_operand.
6848 (cbranchdf4): Change predicate to vfp_compare_operand.
6849 (cstorehf4): Change predicate to vfp_compare_operand.
6850 (cstoresf4): Change predicate to vfp_compare_operand.
6851 (cstoredf4): Change predicate to vfp_compare_operand.
6852 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6853 (movhi_insn_arch4, movhi_bytes): Likewise.
6854 * constraints.md (Dt): Likewise.
6856 * iterators.md (SDF): Likewise.
6857 * predicates.md (arm_float_compare_operand): Delete.
6858 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6860 (const_double_vcvt_power_of_two): Likewise.
6861 * thumb2.md thumb2_movsi_insn): Likewise.
6862 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6863 (movhf_vfp): Likewise.
6864 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6865 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6866 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6867 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6868 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6869 (subsf3_vfp, divsf3_vfp): Likewise.
6870 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6871 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6872 (mulsf3negsfsubsf_vfp): Likewise.
6873 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6874 (floatunssisf2, sqrtsf2_vfp): Likewise.
6875 (movcc_vfp): Likewise.
6876 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6877 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6878 (push_multi_vfp): Likewise.
6879 (set_fpscr, get_fpscr): Likewise.
6880 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6882 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6884 * arm.h (TARGET_VFP): Unconditionally define to 1.
6885 (arm_fpu_desc): Remove 'model' field.
6886 (TARGET_FPU_MODEL): Delete.
6887 * arm.c (all_fpus): Don't initialize the model field.
6888 (arm_can_inline_p): Don't check the FPU model.
6889 * arm-fpus.def: Remove redundant model field from all FPU
6892 2016-10-13 Richard Biener <rguenther@suse.de>
6895 * genmatch.c (struct capture): Add value_match member.
6896 (commutate): Preserve value_match.
6897 (lower_opt_convert): Likewise.
6898 (lower_cond): Likewise.
6899 (replace_id): Likewise.
6900 (struct dt_operand): Add value_match member.
6901 (decision_tree::cmp_node): Compare it.
6902 (decision_tree::insert_operand): Honor it when finding and
6903 when appending a DT_MATCH.
6904 (dt_operand::gen_match_op): Generate a type check after
6905 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6906 (parser::get_internal_capture_id): New helper.
6907 (parser::finish_match_operand): New function lowering @@<id>.
6908 (parser::parse_capture): Parse @@<id> as value-match.
6909 (parser::parse_expr): Use get_internal_capture_id.
6910 (parser::parse_simplify): Call finish_match_operand.
6911 (walk_captures): New helper.
6912 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6914 ((X /[ex] A) * A -> X): Likewise.
6915 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6916 convert[12] and value-matching.
6917 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6918 ((X | Y) | Y -> X | Y): Likewise.
6919 ((X ^ Y) ^ Y -> X): Likewise.
6920 (A - (A & B) -> ~B & A): Likewise.
6921 ((T)(P + A) - (T)P -> (T) A): Likewise.
6922 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6923 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6924 * doc/match-and-simplify.texi: Amend capture section.
6926 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6928 * config/arc/arc.md (umul_600): Remove predicated variant.
6929 (umul64_600): Likewise.
6931 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6933 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6935 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6937 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6938 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6939 no-overflow information to vect_do_peeling_for_loop_bound and
6940 vect_gen_vector_loop_niters.
6942 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6944 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6947 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6949 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6950 adjust_vec automatically.
6951 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6952 param exit_bb to guard_to.
6953 (slpeel_checking_verify_cfg_after_peeling):
6954 (set_prologue_iterations):
6955 (create_lcssa_for_virtual_phi): New func which is factored out from
6956 slpeel_tree_peel_loop_to_edge.
6957 (slpeel_tree_peel_loop_to_edge):
6958 (iv_phi_p): New func.
6959 (vect_can_advance_ivs_p): Call iv_phi_p.
6960 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6961 new gimple stmts in basic block.
6962 (vect_gen_niters_for_prolog_loop): Rename to...
6963 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6964 adjust implementation.
6965 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6966 sizetype if necessary.
6967 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6968 it to external function.
6969 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6970 (vect_gen_vector_loop_niters_mult_vf): New.
6971 (slpeel_update_phi_nodes_for_loops): New.
6972 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6973 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6974 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6975 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6976 tree-vect-loop-manip.c
6977 (vect_generate_tmps_on_preheader): Delete.
6978 (vect_transform_loop): Rename vectorization_factor to vf. Call
6979 vect_do_peeling instead of vect_do_peeling-* functions.
6980 * tree-vectorizer.h (vect_do_peeling): New decl.
6981 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6982 (vect_do_peeling_for_loop_bound): Delete.
6983 (vect_do_peeling_for_alignment): Delete.
6985 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6987 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6988 duplicated loop after its preheader and after the original loop.
6990 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6992 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6993 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6995 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6997 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6998 for live variable outside loop but not in lcssa form.
7000 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7002 * cfg.c (reset_original_copy_tables): New func.
7003 * cfg.h (reset_original_copy_tables): New decl.
7005 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7008 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7010 * varasm.c (default_binds_local_p_3): Formatting fix.
7012 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7014 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7016 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7017 Remove useless code.
7019 2016-10-13 Martin Liska <mliska@suse.cz>
7021 PR tree-optimization/77943
7022 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7023 a different EH landing pads.
7025 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7028 * hooks.h (hook_tree_void_null): Declare.
7029 * hooks.c (hook_tree_void_null): New function.
7030 * langhooks.c (lhd_return_null_tree_v): Remove.
7031 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7032 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7033 set y to const0_rtx.
7034 * function.c (stack_protect_epilogue): Likewise.
7035 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7036 if TARGET_THREAD_SSP_OFFSET is defined.
7037 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7038 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7039 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7040 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7041 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7042 (ix86_stack_protect_guard): New function.
7044 2016-10-13 Richard Biener <rguenther@suse.de>
7046 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7047 rtl_for_decl_init during early phase.
7048 (gen_variable_die): Do not create locations during early phase.
7049 (gen_label_die): Likewise.
7050 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7053 2016-10-12 Richard Biener <rguenther@suse.de>
7055 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7056 try_add_new_range and made to eturn new range.
7057 (evrp_dom_walker::before_dom_children): Push op1 value range before
7058 pushing op0 value range.
7060 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7062 PR tree-optimization/77937
7063 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7064 POINTER_TYPE_P on the candidate type to determine whether
7065 candidates in this chain require pointer arithmetic.
7067 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7069 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7070 correction if the type is smaller than a word.
7071 (visium_select_cc_mode): Add ... fall through ... comment.
7073 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7075 * config/rs6000/rs6000.c (machine_function): Add new fields
7076 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7077 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7078 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7079 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7080 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7081 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7082 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7083 (rs6000_get_separate_components): New function.
7084 (rs6000_components_for_bb): New function.
7085 (rs6000_disqualify_components): New function.
7086 (rs6000_emit_prologue_components): New function.
7087 (rs6000_emit_epilogue_components): New function.
7088 (rs6000_set_handled_components): New function.
7089 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7090 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7091 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7092 (rs6000_emit_epilogue): Don't emit GPR restores if
7093 gpr_is_wrapped_separately for that register. Don't make a
7094 REG_CFA_RESTORE note for registers we did not restore, either.
7096 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7098 * function.c (thread_prologue_and_epilogue_insns): Call
7099 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7100 if it has possibly changed. Compute the split_prologue_seq and
7101 epilogue_seq later, too.
7102 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7103 (dump_components): New function.
7104 (struct sw): New struct.
7106 (init_separate_shrink_wrap): New function.
7107 (fini_separate_shrink_wrap): New function.
7108 (place_prologue_for_one_component): New function.
7109 (spread_components): New function.
7110 (disqualify_problematic_components): New function.
7111 (emit_common_heads_for_components): New function.
7112 (emit_common_tails_for_components): New function.
7113 (insert_prologue_epilogue_for_components): New function.
7114 (try_shrink_wrapping_separate): New function.
7115 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7117 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7119 * regrename.c (build_def_use): Invalidate chains that have a
7120 REG_CFA_RESTORE on some instruction.
7122 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7124 * dce.c (delete_unmarked_insns): Don't delete instructions with
7125 a REG_CFA_RESTORE note.
7127 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7129 * common.opt (-fshrink-wrap-separate): New flag.
7130 * doc/invoke.texi: Document it.
7131 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7132 * doc/tm.texi: Regenerate.
7133 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7134 * target.def (shrink_wrap): New hook vector.
7135 (get_separate_components, components_for_bb, disqualify_components,
7136 emit_prologue_components, emit_epilogue_components,
7137 set_handled_components): New hooks.
7139 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7141 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7142 vector return by reference only if -Wpsabi.
7143 (rs6000_pass_by_reference): Similarly, for argument passing.
7145 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7147 * function-tests.c: Include "print-rtl.h".
7148 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7149 function, and verify what is dumped.
7150 * print-rtl-function.c (print_edge): New function.
7151 (begin_any_block): New function.
7152 (end_any_block): New function.
7153 (can_have_basic_block_p): New function.
7154 (print_rtx_function): Track the basic blocks of insns in the
7155 chain, wrapping those that are within blocks within "(block)"
7156 directives. Remove the "(cfg)" directive.
7158 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7160 * selftest.c (selftest::read_file): New function.
7161 (selftest::test_read_file): New function.
7162 (selftest::selftest_c_tests): Call test_read_file.
7163 * selftest.h (selftest::read_file): New decl.
7165 2016-10-12 Richard Biener <rguenther@suse.de>
7168 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7171 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7173 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7175 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7176 dwarf2out_assembly_start.
7178 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7180 * Makefile.in (SELFTEST_FLAGS): New variable.
7181 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7183 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7186 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7188 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7189 dumped in RTL dumps.
7191 2016-10-12 Martin Liska <mliska@suse.cz>
7193 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7194 (gimple_fold_builtin_memory_op): Use the function.
7195 (gimple_fold_builtin_strchr): Likewise.
7196 (gimple_fold_builtin_strcat): Likewise.
7197 (gimple_build): Likewise.
7199 2016-10-12 Nathan Sidwell <nathan@acm.org>
7201 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7203 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7205 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7206 equivalent 32-bit constant (modulo 2**32) when that yields
7207 smaller instructions.
7208 (size_of_int_loc_descriptor): Update accordingly.
7210 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7212 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7213 functions, call dwarf2out_decl on the parent function first.
7215 2016-10-12 Richard Biener <rguenther@suse.de>
7217 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7220 2016-10-12 Richard Biener <rguenther@suse.de>
7222 * tree-ssa-propagate.c
7223 (substitute_and_fold_dom_walker::before_dom_children): Do not
7224 ignore ASSERT_EXPRs but only preserve them.
7225 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7226 that have been propagated into.
7227 (vrp_finalize): Enable DCE for substitute_and_fold.
7229 2016-10-12 Richard Biener <rguenther@suse.de>
7231 PR tree-optimization/77920
7232 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7233 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7234 (simplify_abs_using_ranges): Likewise.
7235 (simplify_conversion_using_ranges): Likewise.
7236 (simplify_stmt_using_ranges): Adjust.
7238 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7240 PR tree-optimization/77929
7241 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7242 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7244 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7247 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7248 needs a base register for arg 1.
7250 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7252 * common.opt (Wimplicit-fallthrough) Turn into alias to
7253 -Wimplicit-fallthrough=3. Remove EnabledBy.
7254 (Wimplicit-fallthrough=): New option.
7255 * gimplify.c (warn_implicit_fallthrough_r): Use
7256 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7257 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7258 to -Wimplicit-fallthrough=3.
7259 (-Wimplicit-fallthrough=): Document.
7261 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7263 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7264 and GEU in DImode if TARGET_SUBXC.
7265 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7266 (seqdi<W:mode>_zero_subxc): Delete.
7267 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7268 (neg_seqdi<W:mode>_zero_vis3): Delete.
7269 (plus_seqdi<W:mode>_zero): Likewise.
7270 (minus_seqdi<W:mode>_zero): Likewise.
7271 (plus_plus_sltu<W:mode>): Accept only register.
7272 (addx<W:mode>): Likewise.
7273 (plus_sltu<W:mode>_vis3): Likewise.
7274 (plus_plus_sltu<W:mode>_vis3): Likewise.
7275 (neg_sgeu<W:mode>_vis3): Delete.
7276 (minus_sgeu<W:mode>_vis3): Likewise.
7277 (addxc<W:mode>): Accept only registers.
7278 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7279 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7280 (neg_plus_sltu<W:mode>_subxc): Likewise.
7281 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7282 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7283 (sgeu<W:mode>_insn_subxc): Delete.
7284 (plus_sgeu<W:mode>_subxc): Likewise.
7285 (subxc<W:mode>): Accept only register.
7286 (scc splitter): Split always GEU again.
7288 2016-10-11 Jeff Law <law@redhat.com>
7290 PR tree-optimization/77424
7291 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7292 dead conditionals. Assert that all e->aux fields are NULL.
7294 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7296 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7297 operand-printing "switch" statement into...
7298 (print_rtx_operand_code_0): ...this new function, ...
7299 (print_rtx_operand_code_e): ...this new function, ...
7300 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7301 (print_rtx_operand_code_i): ...this new function, ...
7302 (print_rtx_operand_code_r): ...this new function, ...
7303 (print_rtx_operand_code_u): ...this new function, ...
7304 (print_rtx_operand): ...and this new function.
7306 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7308 * config/alpha/alpha-passes.def: New file.
7309 * config/alpha/t-alpha: New file.
7310 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7311 (make_pass_handle_trap_shadows): New prototype.
7312 (make_pass_align_insns): Ditto.
7313 * config/alpha/alpha.c (alpha_option_override): Don't register
7315 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7317 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7320 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7321 distinct __ibm128 IBM extended double type if long doubles are
7322 128-bits and the default format for long double is IEEE 128-bit.
7324 2016-10-11 Richard Biener <rguenther@suse.de>
7326 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7327 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7328 (verify_die): New function.
7329 (dwarf2out_finish): Call it.
7330 (output_line_info): Handle case of -gsplit-dwarf without
7331 DWARF2_ASM_LINE_DEBUG_INFO.
7333 2016-10-11 Richard Biener <rguenther@suse.de>
7336 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7337 sub-chains of BLOCK_VARS and gimple_bind_vars.
7339 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7341 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7343 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7345 * config/sparc/sparc.opt (msubxc): New option.
7346 * doc/invoke.texi (SPARC options): Document it and tidy up.
7347 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7348 * doc/tm.texi: Regenerate.
7349 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7351 (CCX_NOOV): Rename into...
7355 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7356 (fcc0_register_operand): Likewise.
7357 (icc_register_operand): New.
7358 (icc_or_fcc_register_operand): Simplify.
7359 (nz_comparison_operator): New.
7360 (c_comparison_operator): Likewise.
7361 (noov_compare_operator): Rename into...
7362 (icc_comparison_operator): ...this. Use above predicates.
7363 (noov_compare64_operator): Rename into...
7364 (v9_comparison_operator): ...this and tidy up.
7365 (fcc_comparison_operator): New.
7366 (icc_or_fcc_comparison_operator): Likewise.
7367 (v9_register_compare_operator): Rename info...
7368 (v9_register_comparison_operator): ...this.
7369 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7370 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7372 (sparc_fixed_condition_code_regs): New function.
7373 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7374 renaming and add support for CCC/CCXC.
7375 (output_cbranch): Likewise.
7376 (sparc_print_operand): Likewise.
7377 (gen_v9_scc): Remove obsolete assertion.
7378 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7379 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7380 (output_cbcond): Remove bogus handling of CC modes.
7381 (sparc_register_move_cost): Return 100 for NO_REGS.
7382 * config/sparc/sparc.md (W): New mode iterator.
7383 (length): Adjust for noov_compare64_operator renaming.
7384 (cmpsi_sne): New instruction.
7385 (cmpdi_sne): Likewise.
7386 (seqdi_special): Delete.
7387 (seqdi_special): Likewise.
7388 (snesi<P:mode>_special): Likewise.
7389 (snedi_special): Likewise.
7390 (snedi_special_vis3): Likewise.
7391 (snesi patterns): Use W iterator.
7392 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7393 (sltu patterns): Likewise.
7394 (sgeu patterns): Likewise.
7395 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7396 (normal_branch): Use icc_comparison_operator predicate.
7397 (inverted_branch): Likewise.
7398 (cbcond_sp32): Use comparison_operator predicate.
7399 (cbcond_sp64): Likewise.
7400 (normal_int_branch_sp64): Adjust for renaming
7401 (inverted_int_branch_sp64): Likewise.
7402 (mov<I:mode>_cc_reg_sp64): Likewise.
7403 (movsf_cc_reg_sp6): Likewise.
7404 (movdf_cc_reg_sp64): Likewise.
7405 (movtf_cc_reg_hq_sp64): Likewise.
7406 (movtf_cc_reg_sp64): Likewise.
7407 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7408 (movsf_cc_v9): Likewise.
7409 (movdf_cc_v9): Likewise.
7410 (movtf_cc_hq_v9): Likewise.
7411 (movtf_cc_v9): Likewise.
7412 (adddi3): Call gen_adddi3_sp32.
7413 (adddi3_insn_sp32): Rename to...
7414 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7415 and use CCCmode for the carry.
7416 (addx_extend_sp32): Use CCCmode for the carry.
7417 (addx_extend_sp64): Delete.
7418 (adddi3_extend_sp32): Use CCCmode for the carry.
7419 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7420 (subdi3): Call gen_subdi3_sp32.
7421 (subdi3_insn_sp32): Rename to...
7422 (subdi3_sp32): ...this and use CCmode for the carry.
7423 (subx_extend_sp32): Use CCCmode for the carry.
7424 (subx_extend_sp64): Delete.
7425 (subdi3_extend_sp32): Use CCmode for the carry.
7426 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7427 (negdi3): Call gen_negdi3_sp32.
7428 (negdi3_sp32): Use CCCmode for the carry.
7429 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7430 (cmp_nz_ashift_1): Use CCNZ mode.
7431 (cmp_nz_set_ashift_1): Likewise.
7432 (ctrapsi4): Use comparison_operator predicate.
7433 (ctrapdi4): Likewise.
7434 (trapsi_insn): Use icc_comparison_operator predicate.
7435 (trapdi_insn): Likewise.
7436 (edge8 patterns): Use CCNZmode.
7437 (edge16 patterns): Likewise.
7438 (edge32 patterns): Likewise.
7440 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7442 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7444 (CC_BTST): Rename into...
7446 * config/visium/predicates.md (real_add_operand): New.
7447 (visium_btst_operator): Rename into...
7448 (visium_equality_comparison_operator): ...this.
7449 (visium_noov_operator): Rename into...
7450 (visium_nz_comparison_operator): ...this.
7451 (visium_c_comparison_operator): New.
7452 (visium_branch_operator): Adjust and deal with all CC modes.
7453 * config/visium/visium.c (visium_adjust_cost): Adjust.
7454 (visium_split_double_add): Use the *_set_carry patterns.
7455 (visium_select_cc_mode): Add support for CCC mode and adjust.
7456 (output_cbranch): Adjust and use the carry-based operators for
7457 floating-point comparisons.
7458 * config/visium/visium.md (flags_subst_arith): Adjust.
7459 (addsi3_insn_set_carry): New instruction.
7460 (subsi3_insn_set_carry): Likewise.
7461 (negsi2_insn_set_carry): Likewise.
7463 (cmp<mode>_sne): Likewise.
7464 (cbranch<mode>4): Use ordered_comparison_operator.
7465 (cbranch<mode>4_insn): Likewise.
7466 (cbranchsi4_btst_insn): Adjust.
7468 2016-10-11 Tom de Vries <tom@codesourcery.com>
7471 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7474 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7476 * tree.h (build_complex_type): Add second parameter with default.
7477 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7478 recursive call. Create a TYPE_DECL only if NAMED is true.
7479 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7481 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7483 New avr-passes.def to register AVR specific passes.
7485 * config/avr/avr-passes.def: New file.
7486 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7487 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7488 (make_avr_pass_recompute_note): New proto.
7489 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7490 (avr_pass_recompute_notes): Use anonymous namespace.
7491 (avr_register_passes): Remove function...
7492 (avr_option_override): ...and its call.
7494 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7496 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7497 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7498 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7499 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7501 * config/mips/mips.c (mips_option_override): Enable the branch
7502 likely depending on the tune flags and optimization level.
7503 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7504 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7505 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7506 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7508 2016-10-11 Richard Biener <rguenther@suse.de>
7510 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7511 (output_function): Properly stream the whole block tree.
7512 * lto-streamer-in.c (input_function): Likewise.
7514 2016-10-11 Marek Polacek <polacek@redhat.com>
7516 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7518 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7520 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7521 (evrp_dom_walker::before_dom_children): Infer and push new value
7522 ranges for x in y < x.
7524 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7527 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7528 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7529 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7530 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7531 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7532 (IA64_NO_LIBGCC_TFMODE): Likewise.
7534 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7536 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7539 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7541 * config.gcc: Add aarch64-*-freebsd* support.
7542 * config.host: Likewise.
7543 * config/aarch64/aarch64-freebsd.h: New file.
7544 * config/aarch64/t-aarch64-freebsd: Ditto.
7546 2016-10-10 Jeff Law <law@redhat.com>
7548 PR tree-optimization/71947
7549 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7550 B with A within a single statement.
7552 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7554 PR tree-optimization/77824
7555 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7556 zero cost for copies.
7557 (find_candidates_dom_walker::before_dom_children): Replace
7558 MODIFY_EXPR with SSA_NAME.
7559 (replace_mult_candidate): Likewise.
7560 (replace_profitable_candidates): Likewise.
7562 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7564 * config/s390/s390.h: Wrap more macros args in brackets and fix
7566 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7568 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7570 2016-10-10 Andreas Schwab <schwab@suse.de>
7573 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7574 pseudo is not DImode.
7576 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7578 * common/config/arc/arc-common.c (arc_option_optimization_table):
7579 Remove compact casesi option.
7580 * config/arc/arc.c (arc_override_options): Use compact casesi
7581 option only for pre-ARCv2 cores.
7582 * doc/invoke.texi (mcompact-casesi): Update text.
7584 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7586 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7587 Add macro to say we can efficiently handle overlapping unaligned
7589 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7590 poor code for processors older than p8.
7592 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7594 * gen-pass-instances.awk: Remove GNUism.
7596 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7598 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7599 NULL of (*ipcp_transformations)][node->uid].
7601 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7603 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7604 (MALLOC_ABI_ALIGNMENT): Define.
7606 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7608 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7609 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7610 VAR_OR_FUNCTION_DECL_P macros.
7611 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7612 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7613 chkp_find_bounds_1): Likewise.
7614 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7615 * hsa-gen.c (get_symbol_for_decl): Likewise.
7616 * cgraphunit.c (check_global_declaration, analyze_functions,
7617 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7619 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7620 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7622 * tree.c (set_decl_section_name, copy_node_stat,
7623 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7624 merge_dllimport_decl_attributes, handle_dll_attribute,
7625 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7626 verify_type): Likewise.
7627 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7628 find_explicit_erroneous_behavior): Likewise.
7629 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7630 * ipa.c (process_references): Likewise.
7631 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7632 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7633 notice_global_symbol, assemble_variable, mark_decl_referenced,
7634 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7635 make_decl_one_only, default_section_type_flags,
7636 categorize_decl_for_section, default_encode_section_info): Likewise.
7637 * trans-mem.c (requires_barrier): Likewise.
7638 * gimple-expr.c (mark_addressable): Likewise.
7639 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7640 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7641 expand_debug_expr): Likewise.
7642 * tree-dump.c (dequeue_and_dump): Likewise.
7643 * ubsan.c (instrument_bool_enum_load): Likewise.
7644 * tree-pretty-print.c (print_declaration): Likewise.
7645 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7646 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7647 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7648 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7649 pass_build_ssa::execute): Likewise.
7650 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7651 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7653 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7655 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7656 can_be_nonlocal, remap_decls, copy_debug_stmt,
7657 initialize_inlined_parameters, add_local_variables,
7658 reset_debug_binding, replace_locals_op): Likewise.
7659 * dse.c (can_escape): Likewise.
7660 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7662 * tree-diagnostic.c (default_tree_printer): Likewise.
7663 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7664 unpack_ts_decl_with_vis_value_fields,
7665 lto_input_ts_decl_common_tree_pointers): Likewise.
7666 * builtins.c (builtin_save_expr, fold_builtin_expect,
7667 readonly_data_expr): Likewise.
7668 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7669 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7671 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7672 * gimplify.c (force_constant_size, gimplify_bind_expr,
7673 gimplify_decl_expr, gimplify_var_or_parm_decl,
7674 gimplify_compound_lval, gimplify_init_constructor,
7675 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7676 gimplify_type_sizes): Likewise.
7677 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7678 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7679 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7680 remove_unused_locals): Likewise.
7681 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7682 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7683 * function.c (instantiate_expr, instantiate_decls_1,
7684 setjmp_vars_warning, add_local_decl): Likewise.
7685 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7687 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7688 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7689 optimize_va_list_gpr_fpr_size): Likewise.
7690 * tree-nrv.c (pass_nrv::execute): Likewise.
7691 * tsan.c (instrument_expr): Likewise.
7692 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7693 * vtable-verify.c (verify_bb_vtables): Likewise.
7694 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7695 get_ref_base_and_extent): Likewise.
7696 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7698 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7699 analyze_all_variable_accesses): Likewise.
7700 * tree-nested.c (get_nonlocal_debug_decl,
7701 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7702 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7703 get_local_debug_decl, convert_local_omp_clauses,
7704 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7706 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7707 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7708 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7709 dbxout_symbol, dbxout_common_check): Likewise.
7710 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7711 string_constant): Likewise.
7712 * hsa.c (hsa_get_declaration_name): Likewise.
7713 * passes.c (rest_of_decl_compilation): Likewise.
7714 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7715 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7716 pack_ts_decl_with_vis_value_fields,
7717 write_ts_decl_common_tree_pointers): Likewise.
7718 * stor-layout.c (place_field): Likewise.
7719 * symtab.c (symtab_node::maybe_create_reference,
7720 symtab_node::verify_base, symtab_node::make_decl_local,
7721 symtab_node::copy_visibility_from,
7722 symtab_node::can_increase_alignment_p): Likewise.
7723 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7724 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7725 fortran_common, add_location_or_const_value_attribute,
7726 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7727 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7728 optimize_one_addr_into_implicit_ptr,
7729 optimize_location_into_implicit_ptr): Likewise.
7730 * gimple-low.c (record_vars_into): Likewise.
7731 * ipa-visibility.c (update_vtable_references): Likewise.
7732 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7734 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7735 DFS::DFS_write_tree_body, write_symbol): Likewise.
7736 * langhooks.c (lhd_warn_unused_global_decl,
7737 lhd_set_decl_assembler_name): Likewise.
7738 * attribs.c (decl_attributes): Likewise.
7739 * except.c (output_ttype): Likewise.
7740 * varpool.c (varpool_node::get_create, ctor_for_folding,
7741 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
7742 * fold-const.c (fold_unary_loc): Likewise.
7743 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
7744 ipa_find_agg_cst_from_init): Likewise.
7745 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
7746 expand_omp_target, lower_omp_regimplify_p,
7747 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
7748 find_link_var_op): Likewise.
7749 * tree-chrec.c (chrec_contains_symbols): Likewise.
7750 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
7751 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
7752 execute_fixup_cfg): Likewise.
7754 PR tree-optimization/77901
7755 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
7756 if ranges[i].exp is SSA_NAME when looking for >= and only when
7757 ranges[i].exp is NULL or SSA_NAME when looking for the other
7760 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7762 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7763 (ipcp_param_lattices): Remove field alignment.
7764 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7765 (set_all_contains_variable): Remove call to
7766 ipcp_alignment_lattice::set_to_bottom.
7767 (initialize_node_lattices): Likewise.
7768 (propagate_alignment_accross_jump_function): Remove.
7769 (propagate_constants_accross_call): Remove call to
7770 propagate_alignment_accross_jump_function.
7771 (ipcp_store_alignment_results): Remove.
7772 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7773 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7774 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7775 pretty-printing of alignment jump function.
7776 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7777 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7778 alignments and remove computing ipa_alignment jump function.
7779 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7780 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7781 (ipa_read_jump_function): Remove reading of ipa_alignment.
7782 (write_ipcp_transformation_info): Remove streaming for alignment
7783 propagation summary.
7784 (read_ipcp_transformation_info): Remove reading of alignment
7785 propagation summary.
7786 (ipcp_update_alignments): Remove.
7787 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7789 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7790 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7791 * ipa-prop.h (ipa_alignment): Remove.
7792 (ipa_jump_func): Remove field alignment.
7793 (ipcp_transformation_summary): Remove field alignments.
7794 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7795 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7796 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7798 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7800 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7802 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7804 (visium_expand_fp_cstore): Likewise.
7806 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7808 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7809 * diagnostic.c (warning_at_rich_loc_n): New function.
7810 (diagnostic_n_impl_richloc): Likewise.
7811 (diagnostic_n_impl): Move most of the function to
7812 diagnostic_n_impl_richloc and call it.
7814 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7816 * gen-pass-instances.awk: Rewritten.
7817 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7818 $(PASSES_EXTRA) after passes.def to the script.
7819 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7820 * config/i386/i386-passes.def: New file.
7821 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7822 make_pass_stv): Declare.
7823 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7825 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7827 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7828 (pass_stv::timode_p): New non-static data member.
7829 (ix86_option_override): Don't register passes here.
7831 * doc/invoke.texi: Document accepting Else, fallthrough.
7833 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7836 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7837 FALLTHRU comment styles.
7839 2016-10-07 Andrew Pinski <apinski@cavium.com>
7841 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7842 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7843 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7845 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7847 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7849 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7850 (AARCH64_ARCH): Likewise.
7851 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7853 (AARCH64_CORE): Likewise.
7854 (AARCH64_ARCH): Likewise.
7855 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7856 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7857 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7858 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7859 (AARCH64_ARCH): Likewise.
7860 (AARCH64_CORE): Likewise.
7861 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7862 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7863 (AARCH64_CORE): Likewise.
7864 (AARCH64_ARCH): Likewise.
7866 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7868 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7869 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7870 floating point type infrastructre, and -mfloat128 that enables the
7871 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7872 if -mfloat128-type. Define __ibm128 to be long double by default.
7873 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7874 the IEEE 128-bit floating point type infrastructure should
7875 automatically be enabled.
7876 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7877 instead of -mfloat128 to enable KFmode.
7878 (rs6000_option_override_internal): Split the option -mfloat128
7879 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7880 systems, automatically set -mfloat128-type, but don't enable it on
7881 other operating systems. Move setting the long double size and
7882 IEEE quad support before the IEEE 128-bit floating point changes.
7883 (rs6000_init_builtins): Do not create a unique type for __ibm128
7884 if long double is IBM extended double, instead rely on __ibm128
7885 being defined as 'long double'. If -mfloat128-type and not
7886 -mfloat128, create the KFmode type with an undocumented __ieee128
7888 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7889 -mfloat128 for tests about the types, but keep tests for
7890 -mfloat128 to enable the keyword support.
7891 (rs6000_complex_function_value): Likewise.
7892 (rs6000_scalar_mode_supported_p): Likewise.
7893 (rs6000_floatn_mode): Likewise.
7894 (rs6000_c_mode_for_suffix): Likewise.
7895 (rs6000_opt_masks): Add -mfloat128-type.
7896 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7897 -mfloat128-type being split from -mfloat128. Add
7898 -mfloat128-hardware, which was missing.
7899 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7900 -mfloat128 and -mfloat128-type:
7901 (-mfloat128-type): Likewise.
7902 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7903 that 64-bit Linux systems with enable -mfloat128-type by default
7905 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7906 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7907 -mfloat128-type instead of -mfloat128.
7908 (FLOAT128_2REG_P): Likewise.
7909 (MASK_FLOAT128_TYPE): Likewise.
7910 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7911 (RS6000_BTM_FLOAT128): Likewise.
7912 (TARGET_FLOAT128): Poison old identifiers.
7913 (OPTION_MASK_FLOAT128): Likewise.
7914 (MASK_FLOAT128): Likewise.
7915 * config/rs6000/rs6000.md (FP): Likewise.
7916 (FLOAT128): Likewise.
7917 (fix_trunc<mode>di2): Likewise.
7918 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7919 (floatdi<mode>2): Likewise.
7920 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7921 (neg<mode>2, FLOAT128 iterator): Likewise.
7922 (abs<mode>2, FLOAT128 iterator): Likewise.
7923 (ieee_128bit_negative_zero): Likewise.
7924 (ieee_128bit_vsx_neg<mode>2): Likewise.
7925 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7926 (ieee_128bit_vsx_abs<mode>2): Likewise.
7927 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7928 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7929 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7930 (extendiftf2): Likewise.
7931 (extendifkf2): Likewise.
7932 (extendtfkf2): Likewise.
7933 (trunciftf2): Likewise.
7934 (truncifkf2): Likewise.
7935 (trunckftf2): Likewise.
7936 (trunctfif2): Likewise.
7937 (extendkftf2): Likewise.
7938 (trunctfkf2): Likewise.
7940 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7942 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7943 before merging in bytes to pass down to real_from_target.
7945 2016-10-07 Richard Biener <rguenther@suse.de>
7947 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7949 (substitute_and_fold_dom_walker::before_dom_children):
7950 Substitute and fold before pass specific folding to avoid
7951 feeding that with SSA names that will be later released.
7952 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7953 introduced by folding and visited by evaluate_stmt called during
7955 (likely_value): Likewise.
7956 (evaluate_stmt): Likewise.
7957 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7958 (simplify_div_or_mod_using_ranges): Likewise.
7959 (simplify_min_or_max_using_ranges): Likewise.
7960 (simplify_abs_using_ranges): Likewise.
7961 (simplify_conversion_using_ranges): Likewise.
7962 (simplify_float_conversion_using_ranges): Likewise.
7963 (simplify_stmt_using_ranges): Likewise.
7965 2016-10-07 Marek Polacek <polacek@redhat.com>
7967 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7968 FALLTHROUGH_LABEL_P here...
7969 (warn_implicit_fallthrough_r): ...not here.
7971 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7973 PR tree-optimization/77880
7974 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7977 2016-10-07 Marek Polacek <polacek@redhat.com>
7980 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7982 2016-10-07 Richard Biener <rguenther@suse.de>
7984 * bitmap.h: Document constraints on bitmap modification while
7987 2016-10-07 Richard Biener <rguenther@suse.de>
7989 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7990 * bitmap.h (bmp_iter_set): When advancing to the next element
7991 check that we didn't remove the current one.
7992 (bmp_iter_and): Likewise.
7993 (bmp_iter_and_compl): Likewise.
7994 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7995 we currently iterate on but keep a one-level queue.
7996 * sched-deps.c (remove_from_deps): Do not clear current bit
7997 but keep a one-level queue.
7999 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8001 PR tree-optimization/77664
8002 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8003 for the other ranges.
8004 (optimize_range_tests_diff): Fix up formatting.
8005 (optimize_range_tests_var_bound): New function.
8006 (optimize_range_tests): Use it.
8008 2016-10-07 Martin Liska <mliska@suse.cz>
8010 * coverage.c (build_gcov_exit_decl): Fix priority what
8011 should be really 99.
8013 2016-10-07 Richard Biener <rguenther@suse.de>
8015 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8016 vars in gimple_bind_vars but not in BLOCK_VARS.
8018 2016-10-07 Richard Biener <rguenther@suse.de>
8020 PR tree-optimization/77879
8021 * tree-ssa-structalias.c (handle_const_call): Properly handle
8023 (handle_pure_call): Likewise.
8025 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8027 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8028 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8031 2016-10-06 Andrew Pinski <apinski@cavium.com>
8033 * config/aarch64/aarch64-cores.def: Add a comment before each
8036 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8038 PR tree-optimization/77862
8039 * tree-vrp.c (add_equivalence): Use get_value_range so that
8040 num_vr_values is checked before accessing vr_values.
8042 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8044 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8047 2016-10-05 Jeff Law <law@redhat.com>
8049 PR tree-optimization/71661
8050 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8051 removal of a forwarder exposes a new natural loop.
8053 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8055 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8056 Introduce ssesuffix variable.
8057 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8058 (*<code><mode>3): Ditto.
8060 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8062 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8065 2016-10-06 Richard Biener <rguenther@suse.de>
8067 PR tree-optimization/77855
8068 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8069 instead of removing the current item while iterating over the set
8072 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8073 Eric Botcazou <ebotcazou@adacore.com>
8076 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8077 (classify_registers): Don't set it
8078 (function_arg_slotno): Don't initialize and test it. Tidy up.
8080 2016-10-06 Richard Biener <rguenther@suse.de>
8082 PR tree-optimization/77839
8083 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8086 2016-10-06 Martin Liska <mliska@suse.cz>
8088 * gcc.c: Set -fprofile-update=atomic when profiling is
8089 enabled and -pthread is set. Warn when one combines
8090 -pthread and -fprofile-update=single for an app using
8093 2016-10-06 Martin Liska <mliska@suse.cz>
8096 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8097 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8098 Initialize a pointer to NULL.
8099 (slsr_process_copy): Likewise.
8100 * input.c (location_get_source_line): Likewise.
8101 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8103 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8105 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8106 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8107 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8108 * config.gcc: Deleted pcommitintrin.h
8109 * config/i386/pcommitintrin.h: Deleted file.
8110 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8111 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8113 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8115 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8116 (PTA_PCOMMIT): Deleted define.
8117 (ix86_option_override_internal): Deleted handle of option.
8118 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8119 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8120 __builtin_ia32_pcommit): Deleted.
8121 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8122 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8123 (pcommit): Deleted instruction.
8124 * config/i386/i386.opt: Mention -mpcommit deprecation.
8125 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8127 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8130 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8131 Remove wrong assert.
8132 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8133 Use <round_constraint> as operand 1 constraint.
8135 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8138 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8139 (ubsan_instrument_float_cast): And not here.
8142 * ubsan.c (ubsan_ids): New GTY(()) array.
8143 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8144 instead of static local counters.
8146 2016-10-05 Martin Sebor <msebor@redhat.com>
8149 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8150 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8151 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8152 (default_printf_pointer_format): Define function.
8153 * targhooks.c (linux_printf_pointer_format): Define new function.
8154 * targhooks.h (linux_printf_pointer_format): Declare.
8155 (gnu_libc_printf_pointer_format): Remove declaration.
8157 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8159 * fold-const.c (native_encode_real): Fix logic for selecting offset
8160 to write to when BYTES_BIG_ENDIAN.
8162 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8164 * builtins.c (fold_builtin_strchr): Remove function.
8165 (fold_builtin_strrchr): Likewise.
8166 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8167 * gimple-fold.c (target_char_cst_p): New function.
8168 (gimple_fold_builtin_strchr) Add more foldings.
8169 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8171 2016-10-05 Richard Biener <rguenther@suse.de>
8174 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8175 capture ids in c-exprs.
8177 2016-10-05 Richard Biener <rguenther@suse.de>
8180 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8181 with types_match for GIMPLE code gen to handle type mismatched
8183 (dt_operand::gen): Adjust.
8184 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8187 2016-10-05 Richard Biener <rguenther@suse.de>
8189 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8191 2016-10-05 Richard Biener <rguenther@suse.de>
8194 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8196 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8198 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8199 version check to protect only DW_TAG_imported_module generation.
8201 2016-10-05 Richard Biener <rguenther@suse.de>
8204 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8206 2016-10-04 Ian Lance Taylor <iant@golang.org>
8208 * explow.c (allocate_dynamic_stack_space): Call
8209 do_pending_stack_adjust before handling flag_split_stack.
8211 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8213 * genattrtab.c (make_internal_attr): Supply dummy column number to
8216 * genoutput.c (init_insn_for_nothing): Likewise.
8217 * gensupport.c (add_define_attr): Likewise.
8218 * read-md.c (message_at_1): Print column number.
8219 (fatal_with_file_and_line): Likewise.
8220 (rtx_reader::read_char): Track column numbers.
8221 (rtx_reader::unread_char): Likewise.
8222 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8223 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8224 (rtx_reader::handle_file): Initialize m_read_md_colno.
8225 (rtx_reader::get_current_location): Supply column number to
8227 * read-md.h (struct file_location): Add field "colno".
8228 (file_location::file_location): Likewise.
8229 (rtx_reader::get_colno): New accessor.
8230 (rtx_reader::m_read_md_colno): New field.
8231 (rtx_reader::m_last_line_colno): New field.
8233 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8235 * doc/extend.texi (Java Exceptions): Remove.
8236 (java_interface): Remove.
8238 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8240 PR tree-optimization/77808
8241 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8242 and addr are different before copying points-to information.
8244 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8246 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8247 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8248 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8249 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8251 2016-10-04 Richard Biener <rguenther@suse.de>
8253 PR tree-optimization/77399
8254 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8255 verify the target can convert.
8257 2016-10-04 Richard Biener <rguenther@suse.de>
8260 * explow.c (plus_constant): Verify the mode of the constant
8261 pool offset before calling plus_constant.
8263 2016-10-04 Richard Biener <rguenther@suse.de>
8266 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8267 type support, mark with :C.
8268 (X / -X -> -1): Mark with :C.
8270 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8272 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8273 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8274 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8275 * doc/tm.texi: Regenerated.
8276 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8277 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8278 * config/darwin.h (JCR_SECTION_NAME): Remove.
8279 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8280 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8281 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8282 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8283 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8284 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8286 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8288 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8289 between "because" and "param" in dump message in call to fprintf.
8291 2016-10-03 Jeff Law <law@redhat.com>
8293 PR tree-optimization/71550
8294 PR tree-optimization/71403
8295 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8296 (profitable_jump_thread_path): Also return boolean indicating if
8297 the realized path will create an irreducible loop.
8298 Remove loop depth tests from 71403.
8299 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8300 from 71403. If threading will create an irreducible loop, then
8301 throw away loop iteration and related information.
8303 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8305 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8306 -Woverloaded-virtual checks for warning options.
8307 * configure: Regenerate.
8309 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8311 PR preprocessor/77699
8312 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8313 (get_next_line): Return false on error.
8314 (read_next_line): Removed, use get_next_line instead.
8315 (read_line_num): Don't copy the line.
8316 (location_get_source_line): Don't use static data.
8317 (selftest::test_reading_source_line): Add more test cases.
8319 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8322 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8324 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8325 (noce_process_if_block): Use it.
8327 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8329 * doc/invoke.texi: Update -Wint-in-bool-context.
8331 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8333 * dwarf2out.c (output_fde, output_call_frame_info,
8334 dwarf2out_do_cfi_startproc, set_indirect_string,
8335 gen_internal_sym, output_die, output_line_info): Use
8336 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8337 ASM_GENERATE_INTERNAL_LABEL output.
8339 2016-10-01 Richard Biener <rguenther@suse.de>
8342 * genmatch.c (get_operand_type): Add operand position arg
8343 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8344 (expr::gen_transform): Adjust.
8345 (dt_simplify::gen_1): Likewise.
8347 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8349 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8350 comments. Simplify asserts, remove unnecessary conditions.
8352 (*<code><mode>3): Likewise.
8354 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8356 * doc/invoke.texi (-Wregister): Document.
8358 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8360 * configure.ac: Split CHECKING_P into CHECKING_P and
8361 ENABLE_EXTRA_CHECKING.
8362 * configure: Regenerated.
8363 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8364 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8366 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8369 * gcc.c (process_command): For @filename handling, output
8370 the correct name if the file does not exist.
8372 2016-09-30 Marek Polacek <polacek@redhat.com>
8374 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8375 * config/alpha/predicates.md: Likewise.
8377 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8379 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8380 (noce_process_if_block): Use it.
8382 2016-09-30 Martin Liska <mliska@suse.cz>
8384 * doc/invoke.texi: Document asan-use-after-return that
8385 it's disabled by default in runtime.
8387 2016-09-30 Richard Biener <rguenther@suse.de>
8389 * tree-vrp.c (intersect_ranges): If we failed to handle
8390 the intersection choose a constant singleton range if available.
8392 2016-09-30 Richard Biener <rguenther@suse.de>
8394 PR tree-optimization/77399
8395 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8396 float <-> int conversions.
8398 2016-09-30 Alan Modra <amodra@gmail.com>
8400 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8402 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8404 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8405 ext_level before calling CPUID with 0x80000008.
8406 Simplify xgetbv checks.
8408 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8410 * Makefile.in (OBJS): Add print-rtl-function.o.
8411 * print-rtl-function.c: New file.
8412 * print-rtl.h (print_rtx_function): New decl.
8414 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8417 * config/i386/cpuid.h (__get_cpuid_count): New.
8418 (__get_cpuid): Rename __level to __leaf.
8420 2016-09-29 Marek Polacek <polacek@redhat.com>
8422 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8424 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8427 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8428 result is only being compared with zero.
8430 2016-09-29 Marek Polacek <polacek@redhat.com>
8432 * dwarf2out.c (loc_descriptor): Add fall through comment.
8433 (add_const_value_attribute): Likewise.
8435 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8437 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8438 with "v6t2". Move "arch" attribute above "pool_range".
8439 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8441 (*thumb2_movhi_vfp): Likewise.
8442 (*arm_movhi_fp16): Likewise.
8443 (*thumb2_movhi_fp16): Likewise.
8444 (*arm_movsi_vfp): Remove "arch" attribute.
8445 (*thumb2_movsi_vfp): Likewise.
8447 2016-09-29 Martin Liska <mliska@suse.cz>
8449 * doc/extend.texi: Remove limitation of Objective C for
8450 __attribute__((constructor)) and __attribute__((destructor)).
8452 2016-09-29 Richard Biener <rguenther@suse.de>
8454 PR tree-optimization/77768
8455 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8456 Handle stores to readonly memory when removing redundant stores.
8458 2016-09-29 Richard Biener <rguenther@suse.de>
8461 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8462 X / -X -> -1 simplifications.
8464 2016-09-29 Richard Biener <rguenther@suse.de>
8467 * match.pd: Add max(a,-a) -> abs(a) pattern.
8468 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8469 HONOR_SIGNED_ZEROS types.
8471 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8473 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8474 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8476 2016-09-29 Richard Biener <rguenther@suse.de>
8478 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8479 writing to vr_const_varying.
8480 (vrp_initialize): Call it.
8481 (vrp_visit_stmt): Likewise.
8482 (evrp_dom_walker::before_dom_children): Likewise.
8484 2016-09-29 Richard Biener <rguenther@suse.de>
8486 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8487 constructors with vector elements.
8489 2016-09-29 Richard Biener <rguenther@suse.de>
8491 PR tree-optimization/77768
8492 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8493 with stores to a place we know has a constant value.
8495 2016-09-29 Alan Modra <amodra@gmail.com>
8497 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8498 * doc/invoke.texi: Document it.
8499 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8500 (rs6000_passes_float): Comment.
8501 (rs6000_passes_long_double): New static var.
8502 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8503 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8504 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8505 to include fp values returned in vectors.
8506 Set rs6000_passes_long_double.
8507 (rs6000_function_arg_advance_1): Likewise for function args.
8508 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8509 and SPE. Emit long double tag value too.
8510 (rs6000_opt_vars): Add gnu-attr.
8511 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8512 * configure: Regenerate.
8513 * config.in: Regenerate.
8515 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8517 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8519 (format_floating, format_string, format_directive,
8520 get_destination_size, pass_sprintf_length::handle_gimple_call):
8523 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8525 * gimple-ssa-sprintf.c: Fix comment formatting.
8526 (format_integer): Use is_gimple_assign.
8527 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8528 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8529 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8530 (pass_sprintf_length::execute): Use is_gimple_call.
8532 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8534 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8535 strchr, also try the generic folding.
8537 2016-09-28 Martin Sebor <msebor@redhat.com>
8540 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8543 2016-09-28 Martin Sebor <msebor@redhat.com>
8546 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8547 length modifier is not expected.
8548 (format_floating): Ignore l length modifier and fail gracefuly
8549 when it isn't one of the other expected ones.
8551 2016-09-28 Martin Sebor <msebor@redhat.com>
8554 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8556 2016-09-27 Richard Biener <rguenther@suse.de>
8558 * dwarf2out.c (cu_die_list): New global.
8559 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8560 main_comp_unit_die to cu_die_list if we created it.
8561 Move break_out_includes ...
8562 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8565 2016-09-28 Richard Biener <rguenther@suse.de>
8567 * dwarf2out.c (struct die_struct): Add removed flag.
8568 (lookup_type_die): If the DIE is marked as removed, clear
8569 TYPE_SYMTAB_DIE and return NULL.
8570 (lookup_decl_die): If the DIE is marked as removed, remove it
8571 from the hash and return NULL.
8572 (mark_removed): New helper.
8573 (prune_unused_types_prune): Call it for removed DIEs.
8574 (gen_subprogram_die): Move the premark_used_types call to after
8575 DIEs for the functions scopes are generated.
8576 (process_scope_var): Do not re-create pruned types or type decls.
8577 Make sure to also re-parent type decls.
8578 (dwarf2out_finish): Move unused type pruning and debug_types
8580 (dwarf2out_early_finish): ... here.
8582 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8584 * config/arc/arc-c.c: New file.
8585 * config/arc/arc-c.def: Likewise.
8586 * config/arc/t-arc: Likewise.
8587 * config.gcc: Include arc-c.o as c and cpp object.
8588 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8589 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8590 arc_cpu_cpp_builtins.
8592 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8594 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8595 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8597 2016-09-28 Nathan Sidwell <nathan@acm.org>
8599 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8602 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8604 PR tree-optimization/61056
8605 * gimple-fold.c (gimple_fold_builtin_strchr):
8606 New function to optimize strchr (s, 0) to strlen.
8607 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8609 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8611 PR tree-optimization/77724
8612 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8613 Add tree_fits_shwi_p check.
8615 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8617 * auto-inc-dec.c (try_merge): Remove break after return.
8618 * cselib.c (autoinc_split): Likewise.
8619 * explow.c (promote_mode): Likewise.
8620 * fixed-value.c (fixed_arithmetic): Likewise.
8621 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8622 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8623 * trans-mem.c (get_attrs_for): Likewise.
8624 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8625 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8626 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8627 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8628 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8629 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8630 * config/cris/cris.c (cris_op_str): Likewise.
8631 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8632 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8634 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8636 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8637 IFN_GOACC_REDUCTION_CODES): New.
8638 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8639 ifn_goacc_reduction_kind): Use them.
8640 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8641 of internal functions, when applicable.
8643 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8645 * config/mips/constraints.md (d): Fix documentation.
8646 * doc/md.texi (Machine Constraints): Update accordingly.
8648 2016-09-27 Richard Biener <rguenther@suse.de>
8650 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8651 cur_line_info_table initialization ...
8652 (dwarf2out_assembly_start): ... here.
8654 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8656 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8657 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8658 (*thumb2_movhi_vfp): Likewise.
8659 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8660 template. Expand predicable attribute to mark VMOV.F16 as not
8661 predicable. Add "arch" attribute.
8662 (*thumb2_movhi_fp16): Likewise.
8663 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8664 (*thumb2_movsi_vfp): Add "arch" attribute.
8666 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8668 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8671 2016-09-27 Marek Polacek <polacek@redhat.com>
8673 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8676 * config/c6x/c6x.h: Adjust fall through comment.
8677 * config/sh/sh.c (final_prescan_insn): Likewise.
8678 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8679 (visium_expand_fp_cstore): Likewise.
8681 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8683 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8684 expected by -Wimplicit-fallthrough.
8685 (thumb1_size_rtx_costs): Likewise.
8686 (thumb2_reorg): Likewise.
8687 (tls_mentioned_p): Add "Fall through" comment.
8688 (thumb2_reorg): Likewise.
8689 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8690 comment form expected by -Wimplicit-fallthrough.
8692 2016-09-27 Martin Liska <mliska@suse.cz>
8694 PR gcov-profile/46266
8695 * input.h (RESERVED_LOCATION_P): New macro.
8696 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8697 instread of comparison with UNKNOWN_LOCATION.
8699 2016-09-27 Richard Biener <rguenther@suse.de>
8701 PR tree-optimization/77745
8702 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8703 When removing redundant stores make sure to check compatibility
8704 of the TBAA state for downstream accesses.
8705 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8706 value-numbering virtual operands for store matches.
8708 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8711 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8712 movrt patterns. Match them before anything else in the SET case.
8714 2016-09-27 Martin Liska <mliska@suse.cz>
8716 PR gcov-profile/7970
8717 PR gcov-profile/16855
8718 PR gcov-profile/44779
8719 * coverage.c (build_gcov_exit_decl): New function.
8720 (coverage_obj_init): Call the function and generate __gcov_exit
8722 * doc/gcov.texi: Document when __gcov_exit function is called.
8724 2016-09-27 Marek Polacek <polacek@redhat.com>
8727 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8728 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8729 -Wno-error instead of -Wno-implicit-fallthrough.
8731 2016-09-27 Martin Liska <mliska@suse.cz>
8734 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8736 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8738 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
8739 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
8740 comments. Remove break after return.
8741 (ix86_fp_compare_code_to_integer, has_dispatch,
8742 ix86_simd_clone_usable): Remove break after return.
8744 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8746 PR rlt-optimization/77714
8747 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
8750 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
8753 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
8754 extract_range_from_unary_expr to convert value_range.
8755 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
8756 (extract_range_from_unary_expr): This.
8757 * tree-vrp.h (extract_range_from_unary_expr): Declare.
8759 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8761 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8763 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8765 * config/i386/i386.c (ix86_print_operand)
8766 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8767 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8768 (epilogue_renumber): Likewise.
8770 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8773 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8774 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8776 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8778 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8779 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8780 is_mm_seq_cst, is_mm_sync): Move to ...
8781 * memmodel.h: This. New file.
8782 * builtins.c: Include memmodel.h.
8783 * optabs.c: Likewise.
8785 * config/aarch64/aarch64.c: Likewise.
8786 * config/alpha/alpha.c: Likewise.
8787 * config/arm/arm.c: Likewise.
8788 * config/i386/i386.c: Likewise.
8789 * config/ia64/ia64.c: Likewise.
8790 * config/mips/mips.c: Likewise.
8791 * config/rs6000/rs6000.c: Likewise.
8792 * config/sparc/sparc.c: Likewise.
8793 * genconditions.c: Include memmodel.h in generated file.
8794 * genemit.c: Likewise.
8795 * genoutput.c: Likewise.
8796 * genpeep.c: Likewise.
8797 * genpreds.c: Likewise.
8798 * genrecog.c: Likewise.
8800 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8802 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8803 "c" instead when parsing characters. Move operand parsing into...
8804 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8805 and tightening the scope of various locals.
8807 2016-09-26 Liu Hao <lh_mouse@126.com>
8809 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8811 2016-09-26 Marek Polacek <polacek@redhat.com>
8813 * system.h: Use __has_attribute to check whether the fallthrough
8814 attribute is supported.
8816 2016-09-26 Marek Polacek <polacek@redhat.com>
8818 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8819 gimple_call_internal_p.
8820 * ipa-split.c (find_return_bb): Likewise.
8821 (execute_split_functions): Likewise.
8822 * omp-low.c (dump_oacc_loop_part): Likewise.
8823 (oacc_loop_xform_head_tail): Likewise.
8824 * predict.c (predict_loops): Likewise.
8825 * sanopt.c (pass_sanopt::execute): Likewise.
8826 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8827 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8828 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8829 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8830 (expand_ifn_va_arg): Likewise.
8831 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8832 (optimize_mask_stores): Likewise.
8833 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8834 (vect_transform_stmt): Likewise.
8835 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8836 * tsan.c (instrument_memory_accesses): Likewise.
8838 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8839 Alexander Monakov <amonakov@ispras.ru>
8841 * regrename.c (rename_chains): Check
8842 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8843 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8844 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8846 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8848 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8849 (s390_sched_score): Likewise.
8851 2016-09-26 Martin Liska <mliska@suse.cz>
8853 * doc/gcov.texi: Update program output of gcov tool.
8855 2016-09-26 Martin Liska <mliska@suse.cz>
8857 PR gcov-profile/23332
8858 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8859 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8860 * value-prof.c (dump_histogram_value): Do not handle
8861 HIST_TYPE_CONST_DELTA.
8862 (stream_in_histogram_value): Likewise.
8863 (gimple_find_values_to_profile): Likewise.
8864 * value-prof.h (enum hist_type): Likewise.
8866 2016-09-26 Martin Liska <mliska@suse.cz>
8868 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8869 from default sanitize recover values.
8870 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8871 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8872 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8874 * opts.c (finish_options): Do a generic loop over options
8875 that can be recovered.
8876 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8878 (common_handle_option): Likewise.
8879 * opts.h: Declare can_recover to sanitizer_opts_s.
8881 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8883 * target.def(elf_flags_numeric): Change documentation to present tense.
8884 * doc/tm.texi: Regenerate.
8886 2016-09-26 Marek Polacek <polacek@redhat.com>
8889 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8890 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8891 -Wno-switch-fallthrough.
8892 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8893 (expand_builtin): Likewise.
8894 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8895 * convert.c (convert_to_real_1): Likewise.
8896 (convert_to_integer_1): Likewise.
8897 * final.c (output_alternate_entry_point): Likewise.
8898 * genattrtab.c (make_canonical): Likewise.
8899 (write_test_expr): Likewise.
8900 * genpreds.c (validate_exp): Likewise.
8901 * gimple-ssa-strength-reduction.c
8902 (find_candidates_dom_walker::before_dom_children): Likewise.
8903 * godump.c (go_format_type): Likewise.
8904 * reload1.c (elimination_effects): Likewise.
8905 * resource.c (mark_referenced_resources): Likewise.
8906 (mark_set_resources): Likewise.
8907 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8908 * varasm.c (output_addressed_constants): Likewise.
8910 2016-09-26 Marek Polacek <polacek@redhat.com>
8913 * common.opt (Wimplicit-fallthrough): New option.
8914 * doc/extend.texi: Document statement attributes and the fallthrough
8916 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8917 * gimple.h (gimple_call_internal_p): New function.
8918 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8919 (struct label_entry): New struct.
8920 (find_label_entry): New function.
8921 (case_label_p): New function.
8922 (collect_fallthrough_labels): New function.
8923 (last_stmt_in_scope): New function.
8924 (should_warn_for_implicit_fallthrough): New function.
8925 (warn_implicit_fallthrough_r): New function.
8926 (maybe_warn_implicit_fallthrough): New function.
8927 (expand_FALLTHROUGH_r): New function.
8928 (expand_FALLTHROUGH): New function.
8929 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8930 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8931 (gimplify_label_expr): New function.
8932 (gimplify_case_label_expr): Set location.
8933 (gimplify_expr): Call gimplify_label_expr.
8934 * internal-fn.c (expand_FALLTHROUGH): New function.
8935 * internal-fn.def (FALLTHROUGH): New internal function.
8936 * langhooks.c (lang_GNU_OBJC): New function.
8937 * langhooks.h (lang_GNU_OBJC): Declare.
8938 * system.h (gcc_fallthrough): Define.
8939 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8940 * tree.h (FALLTHROUGH_LABEL_P): Define.
8942 2016-09-26 Richard Biener <rguenther@suse.de>
8944 * dwarf2out.c (stripattributes): Remove unused function.
8945 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8946 Push dwarf_split_debug_info handling into init_sections_and_labels.
8947 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8948 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8949 (debug_macinfo_section_name): New global.
8950 (output_macinfo): Use debug_macinfo_section_name.
8951 (init_sections_and_labels): Split out section and label generation
8952 from dwarf2out_init. Set debug_macinfo_section_name.
8953 (dwarf2out_init): Move text section label generation and emission
8955 (dwarf2out_assembly_start): ... here.
8956 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8959 2016-09-26 Richard Biener <rguenther@suse.de>
8962 * cgraphunit.c (analyze_functions): Before early removing
8963 global vars calls the late_global_decl debug handler mark
8964 the variable as readonly.
8966 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8969 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8970 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8971 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8972 declare new overloads.
8973 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8976 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8978 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8979 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8981 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8983 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8984 * configure: Regenerate.
8986 2016-09-24 Marek Polacek <polacek@redhat.com>
8989 * doc/invoke.texi: Document -Wbool-operation.
8991 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8993 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8994 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8995 cmpmemsi pattern to do builtin expansion of memcmp ().
8996 (compute_current_alignment): Add helper function for
8997 expand_block_compare used to compute alignment as the compare proceeds.
8998 (select_block_compare_mode): Used by expand_block_compare to select
8999 the mode used for reading the next chunk of bytes in the compare.
9000 (do_load_for_compare): Used by expand_block_compare to emit the load
9001 insns for the compare.
9002 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9003 reference from expand_block_compare ().
9004 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9005 prototype for this function.
9006 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9007 target option for controlling how much code inline expansion of
9008 memcmp() will be allowed to generate.
9010 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9012 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9013 hook_bool_mode_false, hook_bool_mode_true,
9014 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9015 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9016 hook_bool_const_rtx_insn_const_rtx_insn_true,
9017 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9018 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9019 hook_bool_const_tree_hwi_hwi_const_tree_false,
9020 hook_bool_const_tree_hwi_hwi_const_tree_true,
9021 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9022 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9023 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9024 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9025 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9026 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9027 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9028 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9029 hook_bool_uintp_uintp_false,
9030 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9031 hook_rtx_tree_int_null, hook_uint_mode_0,
9032 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9033 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9034 hook_constcharptr_const_rtx_insn_null,
9035 hook_constcharptr_const_tree_const_tree_null,
9036 hook_constcharptr_int_const_tree_null,
9037 hook_constcharptr_int_const_tree_const_tree_null,
9038 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9039 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9040 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9042 * vec.h (vNULL): Extend comment to say = vNULL initialization
9043 isn't needed for static vars.
9045 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9046 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9047 = vNULL initialization of file scope vec.
9048 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9049 disabled_pass_uid_range_tab): Likewise.
9050 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9051 * tree-chkp-opt.c (check_infos): Likewise.
9052 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9054 * vec.h (vnull::operator vec): Add constexpr keyword for
9057 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9059 PR tree-optimization/77654
9060 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9061 to duplicate_ssa_name_ptr_info.
9063 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9065 PR preprocessor/77672
9066 * input.c (selftest::test_lexer_string_locations_simple): Update
9067 test to expect location information of the terminator character
9068 at the location of the final closing quote.
9069 (selftest::test_lexer_string_locations_hex): Likewise.
9070 (selftest::test_lexer_string_locations_oct): Likewise.
9071 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9072 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9073 (selftest::test_lexer_string_locations_ucn4): Likewise.
9074 (selftest::test_lexer_string_locations_ucn8): Likewise.
9075 (selftest::test_lexer_string_locations_u8): Likewise.
9076 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9077 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9078 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9079 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9080 (selftest::test_lexer_string_locations_macro): Likewise.
9081 (selftest::test_lexer_string_locations_long_line): Likewise.
9083 2016-09-23 Richard Biener <rguenther@suse.de>
9085 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9086 virtual definition to virtual use if the call devirtualizes
9087 to a const or pure function.
9088 (visit_use): Also visit calls we can devirtualize to a
9089 const or pure function.
9091 2016-09-23 Richard Biener <rguenther@suse.de>
9093 PR tree-optimization/77697
9094 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9095 signal error if we have sth ternary or unhandled.
9097 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9099 * config/arm/arm_neon.h (vabd_f16): New.
9133 (vcvt_f16_s16): New.
9134 (vcvt_f16_u16): New.
9135 (vcvt_s16_f16): New.
9136 (vcvt_u16_f16): New.
9137 (vcvtq_f16_s16): New.
9138 (vcvtq_f16_u16): New.
9139 (vcvtq_s16_f16): New.
9140 (vcvtq_u16_f16): New.
9141 (vcvta_s16_f16): New.
9142 (vcvta_u16_f16): New.
9143 (vcvtaq_s16_f16): New.
9144 (vcvtaq_u16_f16): New.
9145 (vcvtm_s16_f16): New.
9146 (vcvtm_u16_f16): New.
9147 (vcvtmq_s16_f16): New.
9148 (vcvtmq_u16_f16): New.
9149 (vcvtn_s16_f16): New.
9150 (vcvtn_u16_f16): New.
9151 (vcvtnq_s16_f16): New.
9152 (vcvtnq_u16_f16): New.
9153 (vcvtp_s16_f16): New.
9154 (vcvtp_u16_f16): New.
9155 (vcvtpq_s16_f16): New.
9156 (vcvtpq_u16_f16): New.
9157 (vcvt_n_f16_s16): New.
9158 (vcvt_n_f16_u16): New.
9159 (vcvtq_n_f16_s16): New.
9160 (vcvtq_n_f16_u16): New.
9161 (vcvt_n_s16_f16): New.
9162 (vcvt_n_u16_f16): New.
9163 (vcvtq_n_s16_f16): New.
9164 (vcvtq_n_u16_f16): New.
9178 (vmul_lane_f16): New.
9181 (vmulq_lane_f16): New.
9203 (vrsqrteq_f16): New.
9207 (vrsqrtsq_f16): New.
9211 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9213 * config.gcc (extra_headers): Add arm_fp16.h
9214 * config/arm/arm_fp16.h: New.
9215 * config/arm/arm_neon.h: Include "arm_fp16.h".
9217 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9219 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9221 (vmulf): New (v8hf, v4hf variants).
9222 (vfma): New (v8hf, v4hf variants).
9223 (vfms): New (v8hf, v4hf variants).
9224 (vsub): New (v8hf, v4hf variants).
9225 (vcage): New (v8hf, v4hf variants).
9226 (vcagt): New (v8hf, v4hf variants).
9227 (vcale): New (v8hf, v4hf variants).
9228 (vcalt): New (v8hf, v4hf variants).
9229 (vceq): New (v8hf, v4hf variants).
9230 (vcgt): New (v8hf, v4hf variants).
9231 (vcge): New (v8hf, v4hf variants).
9232 (vcle): New (v8hf, v4hf variants).
9233 (vclt): New (v8hf, v4hf variants).
9234 (vceqz): New (v8hf, v4hf variants).
9235 (vcgez): New (v8hf, v4hf variants).
9236 (vcgtz): New (v8hf, v4hf variants).
9237 (vcltz): New (v8hf, v4hf variants).
9238 (vclez): New (v8hf, v4hf variants).
9239 (vabd): New (v8hf, v4hf variants).
9240 (vmaxf): New (v8hf, v4hf variants).
9241 (vmaxnm): New (v8hf, v4hf variants).
9242 (vminf): New (v8hf, v4hf variants).
9243 (vminnm): New (v8hf, v4hf variants).
9244 (vpmaxf): New (v4hf variant).
9245 (vpminf): New (v4hf variant).
9246 (vpadd): New (v4hf variant).
9247 (vrecps): New (v8hf, v4hf variants).
9248 (vrsqrts): New (v8hf, v4hf variants).
9249 (vabs): New (v8hf, v4hf variants).
9250 (vneg): New (v8hf, v4hf variants).
9251 (vrecpe): New (v8hf, v4hf variants).
9252 (vrnd): New (v8hf, v4hf variants).
9253 (vrnda): New (v8hf, v4hf variants).
9254 (vrndm): New (v8hf, v4hf variants).
9255 (vrndn): New (v8hf, v4hf variants).
9256 (vrndp): New (v8hf, v4hf variants).
9257 (vrndx): New (v8hf, v4hf variants).
9258 (vrsqrte): New (v8hf, v4hf variants).
9259 (vmul_lane): Add v4hf and v8hf variants.
9260 (vmul_n): Add v4hf and v8hf variants.
9261 (vext): New (v8hf, v4hf variants).
9262 (vcvts): New (v8hi, v4hi variants).
9263 (vcvts): New (v8hf, v4hf variants).
9264 (vcvtu): New (v8hi, v4hi variants).
9265 (vcvtu): New (v8hf, v4hf variants).
9266 (vcvts_n): New (v8hf, v4hf variants).
9267 (vcvtu_n): New (v8hi, v4hi variants).
9268 (vcvts_n): New (v8hi, v4hi variants).
9269 (vcvtu_n): New (v8hf, v4hf variants).
9270 (vbsl): New (v8hf, v4hf variants).
9271 (vcvtas): New (v8hf, v4hf variants).
9272 (vcvtau): New (v8hf, v4hf variants).
9273 (vcvtms): New (v8hf, v4hf variants).
9274 (vcvtmu): New (v8hf, v4hf variants).
9275 (vcvtns): New (v8hf, v4hf variants).
9276 (vcvtnu): New (v8hf, v4hf variants).
9277 (vcvtps): New (v8hf, v4hf variants).
9278 (vcvtpu): New (v8hf, v4hf variants).
9280 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9282 * config/arm/arm-builtins.c (hf_UP): New.
9284 (vfp_builtin_data): New. Update comment.
9285 (enum arm_builtins): Include "arm_vfp_builtins.def".
9286 (ARM_BUILTIN_VFP_PATTERN_START): New.
9287 (arm_init_vfp_builtins): New.
9288 (arm_init_builtins): Add arm_init_vfp_builtins.
9289 (arm_expand_vfp_builtin): New.
9290 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9292 * config/arm/arm_vfp_builtins.def: New file.
9293 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9294 (arm-builtins.o): Likewise.
9296 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9299 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9300 from constant while creating value range.
9302 2016-09-23 Renlin Li <renlin.li@arm.com>
9304 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9305 (ira_init_once): Here.
9307 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9308 Jakub Jelinek <jakub@redhat.com>
9310 * hooks.h (hook_uint_uintp_false): Rename to...
9311 (hook_bool_uint_uintp_false): ... this.
9312 * hooks.c (hook_uint_uintp_false): Rename to...
9313 (hook_bool_uint_uintp_false): ... this.
9314 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9315 instead of hook_uint_uintp_false.
9317 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9319 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9320 (arm_init_builtins): Move body of a loop to the standalone
9321 function arm_init_neon_builtin.
9322 (arm_expand_neon_builtin_1): New. Update comment. Function body
9323 moved from arm_neon_builtin with some white-space fixes.
9324 (arm_expand_neon_builtin): Move code into the standalone function
9325 arm_expand_neon_builtin_1.
9327 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9329 * config/arm/iterators.md (VCVTHI): New.
9330 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9334 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9335 (V_HALF): Add V4HF. Fix white-space.
9336 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9337 (V_s_elem): Likewise.
9338 (V_sz_elem): Fix white-space.
9339 (V_elem_ch): Likewise.
9341 (scalar_mul_constraint): Add V8HF and V4HF.
9342 (Is_float_mode): Fix white-space.
9343 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9344 (q): Add HF. Fix white-space.
9347 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9348 (neon_vfm_lane_as): New.
9349 * config/arm/neon.md (add<mode>3_fp16): New.
9350 (sub<mode>3_fp16): New.
9351 (mul<mode>3add<mode>_neon): New.
9352 (fma<VH:mode>4_intrinsic): New.
9353 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9354 (fmsub<VH:mode>4_intrinsic): New.
9355 (<absneg_str><mode>2): New.
9356 (neon_v<absneg_str><mode>): New.
9357 (neon_v<fp16_rnd_str><mode>): New.
9358 (neon_vrsqrte<mode>): New.
9359 (neon_vpaddv4hf): New.
9360 (neon_vadd<mode>): New.
9361 (neon_vsub<mode>): New.
9362 (neon_vmulf<mode>): New.
9363 (neon_vfma<VH:mode>): New.
9364 (neon_vfms<VH:mode>): New.
9365 (neon_vc<cmp_op><mode>): New.
9366 (neon_vc<cmp_op><mode>_fp16insn): New
9367 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9368 (neon_vca<cmp_op><mode>): New.
9369 (neon_vca<cmp_op><mode>_fp16insn): New.
9370 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9371 (neon_vc<cmp_op>z<mode>): New.
9372 (neon_vabd<mode>): New.
9373 (neon_v<maxmin>f<mode>): New.
9374 (neon_vp<maxmin>fv4hf: New.
9375 (neon_<fmaxmin_op><mode>): New.
9376 (neon_vrecps<mode>): New.
9377 (neon_vrsqrts<mode>): New.
9378 (neon_vrecpe<mode>): New (VH variant).
9379 (neon_vdup_lane<mode>_internal): New.
9380 (neon_vdup_lane<mode>): New.
9381 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9382 (neon_vcvt<sup><mode>): New (VH variant).
9383 (neon_vcvt<sup>_n<mode>): New (VH variant).
9384 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9385 (neon_vcvt<vcvth_op><sup><mode>): New.
9386 (neon_vmul_lane<mode>): New.
9387 (neon_vmul_n<mode>): New.
9388 * config/arm/unspecs.md (UNSPEC_VCALE): New
9389 (UNSPEC_VCALT): New.
9390 (UNSPEC_VFMA_LANE): New.
9391 (UNSPECS_VFMS_LANE): New.
9393 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9395 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9396 ("*extzv<mode><clobbercc_or_nocc>"):
9397 Correct a typo in a comment.
9399 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9400 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9401 ("*insv<mode>_zEC12_appendbitsleft")
9402 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9403 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9404 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9405 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9406 Provide pattern with operands switched.
9407 ("*pre_z10_extv<mode>"):
9408 Use new subst patterns.
9409 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9410 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9411 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9412 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9413 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9414 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9415 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9417 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9418 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9419 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9421 ("SINT"): New mode_iterator with SI, HI, QI.
9422 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9423 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9426 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9428 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9429 new interface of s390_contiguous_bitmask_p.
9430 ("contiguous_bitmask_nowrap_operand"): New predicate.
9431 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9432 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9433 of s390_contiguous_bitmask_p.
9434 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9435 ("NxxSw"): New constraint.
9436 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9437 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9439 (s390_contiguous_bitmask_nowrap_p): Export.
9440 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9441 former s390_contiguous_bitmask_p.
9442 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9443 detect contiguous bit ranges with wraparound. Change signature to
9444 return START and END position instead of POS and LENGTH.
9445 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9446 ranges with wraparound.
9447 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9448 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9449 Adapt to new signature of s390_contiguous_bitmask_p.
9451 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9453 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9454 (create_intersect_range_checks): New.
9455 (vect_create_cond_for_alias_checks): Call above function.
9457 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9459 * config/arm/iterators.md (Code iterators): Fix some white-space
9463 (FCVT): Moved from vfp.md.
9464 (VCVT_HF_US_N): New.
9465 (VCVT_SI_US_N): New.
9470 (FCVTI32typename): Moved from vfp.md.
9471 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9472 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9473 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9474 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9475 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9477 (fp16_rnd_str): New.
9478 (fp16_rnd_insn): New.
9479 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9480 (UNSPEC_VCVT_HF_U_N): New.
9481 (UNSPEC_VCVT_SI_S_N): New.
9482 (UNSPEC_VCVT_SI_U_N): New.
9483 (UNSPEC_VCVTH_S): New.
9484 (UNSPEC_VCVTH_U): New.
9485 (UNSPEC_VCVTA_S): New.
9486 (UNSPEC_VCVTA_U): New.
9487 (UNSPEC_VCVTM_S): New.
9488 (UNSPEC_VCVTM_U): New.
9489 (UNSPEC_VCVTN_S): New.
9490 (UNSPEC_VCVTN_U): New.
9491 (UNSPEC_VCVTP_S): New.
9492 (UNSPEC_VCVTP_U): New.
9493 (UNSPEC_VCVTP_S): New.
9494 (UNSPEC_VCVTP_U): New.
9496 (UNSPEC_VRNDA): New.
9497 (UNSPEC_VRNDI): New.
9498 (UNSPEC_VRNDM): New.
9499 (UNSPEC_VRNDN): New.
9500 (UNSPEC_VRNDP): New.
9501 (UNSPEC_VRNDX): New.
9502 * config/arm/vfp.md (<absneg_str>hf2): New.
9504 (neon_v<fp16_rnd_str>hf): New.
9505 (neon_vrndihf): New.
9510 (*mulsf3neghf_vfp): New.
9511 (*negmulhf3_vfp): New.
9512 (*mulsf3addhf_vfp): New.
9513 (*mulhf3subhf_vfp): New.
9514 (*mulhf3neghfaddhf_vfp): New.
9515 (*mulhf3neghfsubhf_vfp): New.
9518 (fmsubhf4_fp16): New.
9522 (neon_vsqrthf): New.
9523 (neon_vrsqrtshf): New.
9524 (FCVT): Move to iterators.md.
9525 (FCVTI32typename): Likewise.
9526 (neon_vcvth<sup>hf): New.
9527 (neon_vcvth<sup>si): New.
9528 (neon_vcvth<sup>_nhf_unspec): New.
9529 (neon_vcvth<sup>_nhf): New.
9530 (neon_vcvth<sup>_nsi_unspec): New.
9531 (neon_vcvth<sup>_nsi): New.
9532 (neon_vcvt<vcvth_op>h<sup>si): New.
9533 (neon_<fmaxmin_op>hf): New.
9535 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9537 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9538 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9539 ("*insv<mode>_zEC12_appendbitsleft")
9540 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9541 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9543 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9545 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9546 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9547 construct values without normalization.
9548 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9549 static local lhs_ops to vNULL.
9551 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9552 Jiong Wang <jiong.wang@arm.com>
9554 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9555 available when FP16 instructions are available.
9556 (output_move_vfp): Add support for 16-bit data moves.
9557 (arm_validize_comparison): Fix some white-space. Support HFmode
9558 by conversion to SFmode.
9559 * config/arm/arm.md (truncdfhf2): Fix a comment.
9560 (extendhfdf2): Likewise.
9562 (movsicc): Fix some white-space.
9564 (movsfcc): Fix some white-space.
9566 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9567 instructions are available.
9568 (*thumb2_movhi_vfp): Likewise.
9569 (*arm_movhi_fp16): New.
9570 (*thumb2_movhi_fp16): New.
9571 (*movhf_vfp_fp16): New.
9572 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9573 (*movhf_vfp): Likewise.
9574 (extendhfsf2): Enable when VFP FP16 instructions are available.
9575 (truncsfhf2): Enable when VFP FP16 instructions are available.
9577 2016-09-23 Martin Liska <mliska@suse.cz>
9579 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9581 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9583 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9585 (arm_evpc_neon_vtrn): Likewise.
9586 (arm_evpc_neon_vrev): Likewise.
9587 (arm_evpc_neon_vext): Likewise.
9588 * config/arm/arm_neon.h (vbsl_f16): New.
9592 (vdup_lane_f16): New.
9593 (vdupq_lane_f16): New.
9606 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9607 (vdup_lane): New (v8hf, v4hf variants).
9608 (vext): New (v8hf, v4hf variants).
9609 (vbsl): New (v8hf, v4hf variants).
9610 * config/arm/iterators.md (VDQWH): New.
9612 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9613 (Scalar_mul_8_16): Fix white-space.
9614 (Is_d_reg): Add V4HF and V8HF.
9615 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9616 (neon_vdup_lane<mode>): New.
9617 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9618 (*neon_vtrn<mode>_insn): Likewise.
9619 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9620 (*neon_vzip<mode>_insn): Likewise
9621 (neon_vuzp<mode>_internal): Likewise.
9622 (*neon_vuzp<mode>_insn): Likewise
9623 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9625 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9626 Matthew Wahab <matthew.wahab@arm.com>
9628 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9629 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9630 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9631 available. Also fix some white-space.
9632 * config/arm/vfp.md (*arm_movhi_vfp): New.
9633 (*thumb2_movhi_vfp): New.
9635 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9637 * config/arm/arm-c.c (arm_cpu_builtins): Define
9638 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9639 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9641 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9643 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9644 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9645 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9646 arm_v8_2a_fp16_neon_hw.
9647 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9650 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9652 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9653 arm_fp16_alternative_ok and arm_fp16_none_ok.
9655 2016-09-23 Martin Liska <mliska@suse.cz>
9657 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9659 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9661 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9663 ("armv8.2-a+fp16"): New.
9664 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9665 (FL2_FP16INST): New.
9666 (FL2_FOR_ARCH8_2A): New.
9667 * config/arm/arm-tables.opt: Regenerate.
9668 * config/arm/arm.c (arm_arch8_2): New.
9669 (arm_fp16_inst): New.
9670 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9671 for incompatible fp16-format settings.
9672 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9673 (TARGET_NEON_FP16INST): New.
9674 (arm_arch8_2): Declare.
9675 (arm_fp16_inst): Declare.
9676 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9677 march=armv8.2-a and march=armv8.2-a+fp16.
9678 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9680 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9681 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9683 2016-09-23 Martin Liska <mliska@suse.cz>
9685 * doc/extend.texi: Remove fused-madd from i386 target options.
9687 2016-09-23 Martin Liska <mliska@suse.cz>
9689 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9692 2016-09-23 Martin Liska <mliska@suse.cz>
9694 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9697 2016-09-23 Martin Liska <mliska@suse.cz>
9700 * config/i386/i386.c (ix86_option_override_internal): Change
9701 signature and return false when there's an error related to
9703 (release_options_strings): New function.
9704 (ix86_valid_target_attribute_tree): Call the function.
9706 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9708 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9709 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9710 (gen_hsa_ctor_assignment): Likewise.
9711 * print-tree.c (print_node): Likewise.
9712 * tree-dump.c (dequeue_and_dump): Likewise.
9713 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9714 * expr.c (store_constructor): Likewise.
9715 * fold-const.c (operand_equal_p): Likewise.
9716 * tree-pretty-print.c (dump_generic_node): Likewise.
9717 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9718 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9720 2016-09-23 Richard Biener <rguenther@suse.de>
9722 * hooks.h (hook_uint_uintp_false): Declare.
9724 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9726 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9727 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9729 2016-09-22 Martin Sebor <msebor@redhat.com>
9732 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9733 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9734 (target_int_min): Correct computation.
9735 (format_integer): Use long long as the argument for the ll length
9737 (format_floating): Use target_int_max().
9738 (get_string_length): Same.
9739 (format_string): Avoid setting the bounded flag for strings
9741 (try_substitute_return_value): Avoid setting range info when
9742 the result isn't bounded.
9743 * varasm.c (assemble_name): Increase buffer size.
9745 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
9746 Terry Guo <terry.guo@arm.com>
9748 * target.def (elf_flags_numeric): New target hook.
9749 * targhooks.h (default_asm_elf_flags_numeric): New.
9750 * varasm.c (default_asm_elf_flags_numeric): New.
9751 (default_elf_asm_named_section): Use new target hook.
9752 * config/arm/arm.opt (mpure-code): New.
9753 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
9754 * config/arm/arm.c (arm_asm_init_sections): Add section
9755 attribute to default text section if -mpure-code.
9756 (arm_option_check_internal): Diagnose use of option with
9757 non supported targets and/or options.
9758 (arm_asm_elf_flags_numeric): New.
9759 (arm_function_section): New.
9760 (arm_elf_section_type_flags): New.
9761 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9763 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9764 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9766 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9768 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9770 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9772 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9773 * rtl.h: Adjust prototype.
9775 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9777 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9778 (prev_active_insn): Likewise.
9779 (active_insn_p): Likewise.
9780 * rtl.h: Adjust prototypes.
9781 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9782 * config/arc/arc.md: Likewise.
9783 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9784 (branch_needs_nop_p): Likewise.
9785 (use_skip_p): Likewise.
9786 * config/sh/sh.c (gen_block_redirect): Likewise.
9787 (split_branches): Likewise.
9788 * reorg.c (optimize_skip): Likewise.
9789 (fill_simple_delay_slots): Likewise.
9790 (fill_slots_from_thread): Likewise.
9791 (relax_delay_slots): Likewise.
9792 * resource.c (mark_target_live_regs): Likewise.
9794 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9796 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9798 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9799 (prev_nonnote_nondebug_insn): Likewise.
9800 * config/cris/cris-protos.h: Adjust prototype.
9802 * jump.c (rtx_renumbered_equal_p): Adjust.
9804 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9806 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9807 * rtl.h: Adjust prototype.
9808 * config/sh/sh.md: Adjust.
9809 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9811 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9813 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9814 (prev_nondebug_insn): Likewise.
9815 * loop-doloop.c (doloop_condition_get): Likewise.
9816 * rtl.h: Adjust prototype.
9817 * cfgloop.h: Likewise.
9819 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9821 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9822 (prev_nonnote_insn): Likewise.
9823 * jump.c (reversed_comparison_code_parts): Likewise.
9824 (reversed_comparison): Likewise.
9825 * rtl.h: Adjust prototypes.
9826 * config/arc/arc.md: Adjust.
9827 * cse.c (find_comparison_args): Likewise.
9828 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9829 (fix_reg_dead_note): Change argument type to rtx_insn *.
9830 (delete_prior_computation): Likewise.
9831 (delete_computation): Likewise.
9832 (fill_slots_from_thread): Adjust.
9833 (relax_delay_slots): Likewise.
9834 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9835 (simplify_relational_operation_1): Likewise.
9836 (simplify_ternary_operation): Likewise.
9838 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9840 * config/arc/arc-protos.h (arc_label_align): Change type of
9841 variables from rtx to rtx_insn *.
9842 * config/arc/arc.c (arc_label_align): Likewise.
9843 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9844 * config/bfin/bfin.c (workaround_speculation): Likewise.
9845 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9846 (find_last_same_clock): Likewise.
9847 (reorg_split_calls): Likewise.
9848 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9849 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9850 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9851 (same_cmp_following_p): Likewise.
9852 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9853 (same_cmp_following_p): Likwise.
9854 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9855 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9856 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9857 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9858 (rl78_alloc_physical_registers_cmp): Likewise.
9859 (rl78_alloc_physical_registers_umul): Likewise.
9860 (rl78_calculate_death_notes): Likewise.
9861 * config/s390/s390-protos.h (s390_label_align): Likewise.
9862 * config/s390/s390.c (s390_label_align): Likewise.
9863 * config/sh/sh.c (barrier_align): Likewise.
9864 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9865 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9866 (emit_cbcond_nop): Likewise.
9868 2016-09-22 Martin Liska <mliska@suse.cz>
9871 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9872 alias address matters, not necessarily address of original.
9874 2016-09-22 Richard Biener <rguenther@suse.de>
9877 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9880 2016-09-22 Richard Biener <rguenther@suse.de>
9883 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9884 from constant folding results.
9885 (gimple_resimplify2): Likewise.
9886 (gimple_resimplify3): Likewise.
9888 2016-09-22 Richard Biener <rguenther@suse.de>
9891 * expr.c (expand_expr_real_1): Guard array access against negative
9894 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9896 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9898 (format_floating): Likewise.
9900 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9903 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9904 for all IFN_GOMP_SIMD_* internal fns, not just for
9905 IFN_GOMP_SIMD_ORDERED_*.
9907 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9910 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9911 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9912 instructions when you want to invert the test.
9913 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9914 correct order for XXSEL.
9915 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9916 for using XSCMP{EQ,GT,GE}DP.
9918 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9920 * genconstants.c (main): Introduce noop_reader and convert call
9921 to read_md_files to a method call.
9922 * genenums.c (main): Likewise.
9923 * genmddeps.c (main): Likewise.
9924 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9925 rtx_reader_ptr->get_top_level_filename ().
9926 (write_tm_preds_h): Likewise.
9927 (write_insn_preds_c): Likewise.
9928 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9929 (rtx_handle_directive): Convert to...
9930 (gen_reader::handle_unknown_directive): ...this.
9931 (init_rtx_reader_args_cb): Convert return type from bool to
9932 rtx_reader *. Create a gen_reader instance, using it for the
9933 call to read_md_files. Return it if no errors occur.
9934 (init_rtx_reader_args): Convert return type from bool to
9936 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9937 (init_rtx_reader_args_cb): Likewise.
9938 * read-md.c (struct file_name_list): Move to class rtx_reader.
9939 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9940 (read_md_filename): Delete in favor of
9941 rtx_reader::m_read_md_filename.
9942 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9943 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9944 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9945 (first_dir_md_include): Delete in favor of
9946 rtx_reader::m_first_dir_md_include.
9947 (last_dir_md_include_ptr): Delete in favor of
9948 rtx_reader::m_last_dir_md_include_ptr.
9949 (max_include_len): Delete.
9950 (rtx_reader_ptr): New.
9951 (fatal_with_file_and_line): Use get_filename and get_lineno
9952 accessors of rtx_reader_ptr.
9953 (require_char_ws): Likewise.
9954 (rtx_reader::read_char): New method, based on ::read_char.
9955 (rtx_reader::unread_char): New method, based on ::unread_char.
9956 (read_escape): Use get_filename and get_lineno accessors of
9958 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9959 (read_string): Use get_filename and get_lineno accessors of
9961 (rtx_reader::rtx_reader): New ctor.
9962 (rtx_reader::~rtx_reader): New dtor.
9963 (handle_include): Convert from a function to...
9964 (rtx_reader::handle_include): ...this method, converting
9965 handle_directive from a callback to a virtual function.
9966 (handle_file): Likewise, converting to...
9967 (rtx_reader::handle_file): ...this method.
9968 (handle_toplevel_file): Likewise, converting to...
9969 (rtx_reader::handle_toplevel_file): ...this method.
9970 (rtx_reader::get_current_location): New method.
9971 (parse_include): Convert from a function to...
9972 (rtx_reader::add_include_path): ...this method, dropping redundant
9973 update to unused max_include_len.
9974 (read_md_files): Convert from a function to...
9975 (rtx_reader::read_md_files): ...this method, converting
9976 handle_directive from a callback to a virtual function.
9977 (noop_reader::handle_unknown_directive): New method.
9978 * read-md.h (directive_handler_t): Delete this typedef.
9980 (read_md_file): Delete.
9981 (read_md_lineno): Delete.
9982 (read_md_filename): Delete.
9983 (class rtx_reader): New class.
9984 (rtx_reader_ptr): New decl.
9985 (class noop_reader): New subclass of rtx_reader.
9986 (read_char): Reimplement in terms of rtx_reader::read_char.
9987 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9988 (read_md_files): Delete.
9989 * read-rtl.c (read_rtx_code): Update for deletion of globals
9990 read_md_filename and read_md_lineno.
9992 2016-09-21 Jason Merrill <jason@redhat.com>
9994 * input.h (from_macro_definition_at): New.
9996 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9998 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10000 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10002 PR tree-optimization/77550
10003 * tree-vect-stmts.c (create_array_ref): Change parameters.
10004 (get_group_alias_ptr_type): New function.
10005 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10007 2016-09-21 Marek Polacek <polacek@redhat.com>
10009 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10010 Add falls through comment.
10012 2016-09-21 Richard Biener <rguenther@suse.de>
10014 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10015 (replace_child): Likewise.
10016 (remove_child_TAG): Adjust.
10017 (move_marked_base_types): Likewise.
10018 (prune_unused_types_prune): Clear die_sib of removed children.
10020 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10023 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10024 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10026 2016-09-21 Richard Biener <rguenther@suse.de>
10028 PR tree-optimization/77648
10029 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10031 (make_transitive_closure_constraints): Adjust comment.
10032 (make_any_offset_constraints): New function.
10033 (handle_rhs_call): Make sure to first expand a pointer to all
10034 subfields before transitively closing it.
10035 (handle_const_call): Likewise. Properly expand returned
10037 (handle_pure_call): Likewise.
10039 2016-09-21 Richard Biener <rguenther@suse.de>
10040 Jakub Jelinek <jakub@redhat.com>
10042 PR tree-optimization/77621
10043 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10044 group at non-vectorizable stmts.
10046 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10048 PR tree-optimization/72835
10049 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10050 (make_new_ssa_for_all_defs): Likewise.
10051 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10053 2016-09-20 Martin Sebor <msebor@redhat.com>
10055 PR middle-end/49905
10056 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10057 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10058 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10059 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10060 * config/sol2.c (solaris_printf_pointer_format): New function.
10061 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10063 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10064 * doc/tm.texi: Regenerate.
10065 * gimple-fold.h (get_range_strlen): New function.
10066 (get_maxval_strlen): Declare existing function.
10067 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10068 maximum and minimum.
10069 (get_range_strlen): Define overload.
10070 (get_maxval_strlen): Adjust.
10071 * gimple-ssa-sprintf.c: New file and pass.
10072 * passes.def (pass_sprintf_length): Add new pass.
10073 * targhooks.h (default_printf_pointer_format): Declare new function.
10074 (gnu_libc_printf_pointer_format): Same.
10075 (solaris_libc_printf_pointer_format): Same.
10076 * targhooks.c (default_printf_pointer_format): Define new function.
10077 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10078 * print-tree.c: Increase buffer size.
10080 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10082 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10084 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10086 * common.opt: New option -fipa-vrp.
10087 * ipa-cp.c (ipa_get_vr_lat): New.
10088 (ipcp_vr_lattice::print): Likewise.
10089 (print_all_lattices): Call ipcp_vr_lattice::print.
10090 (ipcp_vr_lattice::meet_with): New.
10091 (ipcp_vr_lattice::meet_with_1): Likewise.
10092 (ipcp_vr_lattice::top_p): Likewise.
10093 (ipcp_vr_lattice::bottom_p): Likewsie.
10094 (ipcp_vr_lattice::set_to_bottom): Likewise.
10095 (set_all_contains_variable): Call VR set_to_bottom.
10096 (initialize_node_lattices): Init VR lattices.
10097 (propagate_vr_accross_jump_function): New.
10098 (propagate_constants_accross_call): Call
10099 propagate_vr_accross_jump_function.
10100 (ipcp_store_vr_results): New.
10101 (ipcp_driver): Handle VR.
10102 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10103 (ipa_set_jf_unknown): Likewise.
10104 (ipa_compute_jump_functions_for_edge): Likewise.
10105 (ipa_node_params_t::duplicate): Likewise.
10106 (ipa_write_jump_function): Likewise.
10107 (ipa_read_jump_function): Likewise.
10108 (write_ipcp_transformation_info): Likewise.
10109 (read_ipcp_transformation_info): Likewise.
10110 (ipcp_update_vr): New.
10111 (ipcp_transform_function): Handle VR.
10112 * ipa-prop.h (struct ipa_vr): New.
10113 * cgraph.c: Include tree-vrp.h.
10114 * cgraphunit.c: Likewise.
10115 * ipa-utils.c: Likewise.
10117 * opts.c: Likewise.
10118 * toplev.c: Likewise.
10119 * ipa-devirt.c: Likewise.
10120 * ipa-inline-transform.c: Likewise.
10121 * ipa-inline.c: Likewise.
10122 * ipa-profile.c: Likewise.
10124 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10126 * doc/invoke.texi: Document -fdump-tree-evrp.
10127 * passes.def: Define new pass_early_vrp.
10128 * timevar.def: Define new TV_TREE_EARLY_VRP.
10129 * tree-pass.h (make_pass_early_vrp): New.
10130 * tree-ssa-propagate.c: Make replace_uses_in non static.
10131 * tree-ssa-propagate.h: Export replace_uses_in.
10132 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10133 (extract_range_from_assert): Factor out
10134 extract_range_for_var_from_comparison_expr.
10135 (vrp_initialize_lattice): New.
10136 (vrp_initialize): Factor out vrp_initialize_lattice.
10137 (vrp_valueize): Fix it to reject complex value ranges.
10138 (vrp_free_lattice): New.
10139 (evrp_dom_walker::before_dom_children): Likewise.
10140 (evrp_dom_walker::after_dom_children): Likewise.
10141 (evrp_dom_walker::push_value_range): Likewise.
10142 (evrp_dom_walker::pop_value_range): Likewise.
10143 (execute_early_vrp): Likewise.
10144 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10145 (make_pass_early_vrp): New.
10147 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10149 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10150 instead of exact_log2.
10152 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10155 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10156 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10157 (ix86_add_stmt_cost): Penalize DFmode vector operations
10158 for !TARGET_VECTORIZE_DOUBLE.
10160 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10162 * doc/invoke.texi (Warning Options): Simplify language.
10163 (Optimize Options): Complete sentence.
10165 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10167 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10170 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10173 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10174 inits on power8 and above, use the VMRGEW instruction instead of a
10177 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10178 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10181 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10183 * config/aarch64/arm_neon.h
10184 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10185 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10186 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10188 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10190 * config/var/vax.h (ELIMINABLE_REGS): Define.
10191 (INITIAL_ELIMINATION_OFFSET): Define.
10193 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10195 PR middle-end/77624
10196 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10197 cast to void * if the cast is from some other pointer type.
10199 2016-09-20 Richard Biener <rguenther@suse.de>
10201 PR tree-optimization/77646
10202 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10205 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10207 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10208 attributes to all inlined functions and make them extern.
10210 2016-09-20 Richard Biener <rguenther@suse.de>
10212 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10214 * debug.c (do_nothing_debug_hooks): Adjust.
10215 * dbxout.c (dbx_debug_hooks): Likewise.
10216 * sdbout.c (sdb_debug_hooks): Likewise.
10217 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10218 (dwarf2out_finish): Move producer, filename and
10219 path annotation ...
10220 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10221 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10223 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10226 * doc/invoke.texi: Document -Wint-in-bool-context.
10228 PR middle-end/77421
10229 * dwarf2out.c (output_loc_operands): Fix an assertion.
10231 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10233 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10234 (CR_DECIMAL_DIG): New macro.
10236 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10238 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10241 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10243 PR rtl-optimization/77416
10244 * lra-remat.c (operand_to_remat): Process hard coded insn
10247 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10249 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10250 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10252 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10254 * target.def (lra_p): Wordsmithing.
10255 * doc/tm.texi: Regenerate.
10257 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10258 Jan Hubicka <jh@suse.cz>
10261 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10262 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10263 Call ultimate_alias_target just once, not up to 4 times.
10265 2016-09-19 Richard Biener <rguenther@suse.de>
10267 * dwarf2out.c (early_dwarf_finished): New global.
10268 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10270 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10271 if called from LTO exit early.
10272 (dwarf2out_late_global_decl): When being during the early
10273 debug phase do not add locations but only const value attributes.
10274 Adjust the way we generate early DIEs for LTO.
10276 2016-09-19 Richard Biener <rguenther@suse.de>
10278 PR middle-end/77605
10279 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10280 proper niter to bound the loops.
10282 2016-09-19 Richard Biener <rguenther@suse.de>
10284 PR tree-optimization/77514
10285 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10286 search for folded stmt.
10288 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10290 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10291 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10292 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10293 fsm_find_thread_path, profitable_jump_thread_path,
10294 fsm_find_control_statement_thread_paths,
10295 find_jump_threads_backwards): Add speed_p parameter.
10296 (pass_data_early_thread_jumps): New pass.
10297 (make_pass_early_thread_jumps): New function.
10299 2016-09-17 Andreas Schwab <schwab@suse.de>
10301 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10302 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10304 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10306 * recog.c (rest_of_handle_split_after_reload): Delete.
10307 (pass_split_after_reload::gate): New method.
10308 (pass_split_after_reload::execute): Call split_all_insns directly.
10310 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10312 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10313 parameters for functions taking long long arguments.
10315 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10318 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10319 splat with truncate.
10321 2016-09-16 Jason Merrill <jason@redhat.com>
10323 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10325 * hwint.c (exact_log2): Use pow2p_hwi.
10326 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10327 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10328 * builtins.c (get_object_alignment_2, get_object_alignment)
10329 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10331 * calls.c (compute_argument_addresses, store_one_arg): Use
10333 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10334 * combine.c (force_to_mode): Use least_bit_hwi.
10335 (contains_muldiv, find_split_point, combine_simplify_rtx)
10336 (simplify_if_then_else, simplify_set, force_to_mode)
10337 (if_then_else_cond, simplify_and_const_int_1)
10338 (simplify_compare_const): Use pow2p_hwi.
10339 * cse.c (fold_rtx): Use pow2p_hwi.
10340 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10342 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10343 (init_expmed_one_conv): Use pow2p_hwi.
10344 * expr.c (is_aligning_offset): Use pow2p_hwi.
10345 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10346 (fold_binary_loc): Use pow2p_hwi.
10347 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10348 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10349 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10350 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10352 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10353 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10354 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10355 * omp-low.c (oacc_loop_fixed_partitions)
10356 (oacc_loop_auto_partitions): Use least_bit_hwi.
10357 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10358 * stor-layout.c (place_field): Use least_bit_hwi.
10359 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10360 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10361 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10362 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10363 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10364 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10365 (vect_grouped_store_supported, vect_grouped_load_supported)
10366 (vect_permute_load_chain, vect_shift_permute_load_chain)
10367 (vect_transform_grouped_load): Use pow2p_hwi.
10368 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10369 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10370 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10372 * tsan.c (instrument_expr): Use least_bit_hwi.
10373 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10375 2016-09-16 Andreas Schwab <schwab@suse.de>
10377 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10378 OFFSET, not offset.
10379 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10381 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10384 * combine.c (rest_of_handle_combine): If any edges have been purged,
10385 free dominators if available.
10387 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10388 Eric Botcazou <ebotcazou@adacore.com>
10390 PR middle-end/77594
10391 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10392 through into expand_addsub_overflow after expand_neg_overflow.
10394 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10396 * diagnostic-show-locus.c
10397 (selftest::test_fixit_insert_containing_newline): New function.
10398 (selftest::test_fixit_replace_containing_newline): New function.
10399 (selftest::diagnostic_show_locus_c_tests): Call the above.
10401 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10403 PR tree-optimization/77503
10404 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10405 code for CONST_COND_REDUCTION at analysis stage and use it at
10407 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10408 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10409 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10412 2016-09-15 Richard Biener <rguenther@suse.de>
10414 PR middle-end/77544
10415 * fold-const.c (split_tree): Do not split constant ~X.
10417 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10419 PR rtl-optimization/77425
10420 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10423 PR middle-end/77475
10424 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10425 use %qs instead of %s where desirable, use argument instead of arg in
10426 the diagnostic wording, add list of supported strategies and
10428 (ix86_option_override_internal): Emit target("m...") instead of
10429 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10430 -march/-mtune option diagnostic. Add list of supported arches/tunings
10431 and spellcheck hint. Remove prefix, suffix and sw variables, use
10432 main_args_p ? "..." : "..." in diagnostics to make translation
10435 2016-09-15 Richard Biener <rguenther@suse.de>
10437 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10438 extra offset argument.
10439 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10440 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10441 to reflect new offset parameter.
10442 * doc/tm.texi: Regenerate.
10443 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10444 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10446 (darwin_asm_output_dwarf_offset): Likewise.
10447 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10449 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10450 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10451 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10453 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10456 * ipa-icf.c (set_alias_uids): New function.
10457 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10458 all the merged variable's referring aliases.
10460 2016-09-15 Richard Biener <rguenther@suse.de>
10462 PR tree-optimization/77514
10463 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10464 only forced_stmts sequence.
10466 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10468 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10469 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10470 FOR_EACH_SSA_NAME to iterate over SSA variables.
10471 (pass_expand::execute): Likewise.
10472 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10473 * tree-cfg.c (dump_function_to_file): Likewise.
10474 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10475 (update_ssa): Likewise.
10476 * tree-ssa-alias.c (dump_alias_info): Likewise.
10477 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10478 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10479 (create_outofssa_var_map): Likewise.
10480 (coalesce_ssa_name): Likewise.
10481 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10482 * tree-ssa-pre.c (compute_avail): Likewise.
10483 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10484 (scc_vn_restore_ssa_info): Likewise.
10485 (free_scc_vn): Likwise.
10486 (run_scc_vn): Likewise.
10487 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10488 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10489 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10490 * tree-ssa.c (verify_ssa): Likewise.
10492 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10494 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10495 and mips64r2 as default 32-bit and 64-bit architectures.
10496 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10497 as default 32-bit and 64-bit architectures.
10499 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10501 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10504 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10506 * target.def (lra_p): Change commentary (for the manual) for the
10508 * doc/tm.texi: Regenerate.
10510 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10512 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10513 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10514 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10515 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10517 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10519 * targhooks.c (default_lra_p): Return true instead of false.
10521 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10523 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10524 hook_bool_void_false.
10525 * config/avr/avr.c: Ditto.
10526 * config/bfin/bfin.c: Ditto.
10527 * config/c6x/c6x.c: Ditto.
10528 * config/cr16/cr16.c: Ditto.
10529 * config/cris/cris.c: Ditto.
10530 * config/epiphany/epiphany.c: Ditto.
10531 * config/fr30/fr30.c: Ditto.
10532 * config/frv/frv.c: Ditto.
10533 * config/h8300/h8300.c: Ditto.
10534 * config/ia64/ia64.c: Ditto.
10535 * config/iq2000/iq2000.c: Ditto.
10536 * config/lm32/lm32.c: Ditto.
10537 * config/m32c/m32c.c: Ditto.
10538 * config/m32r/m32r.c: Ditto.
10539 * config/m68k/m68k.c: Ditto.
10540 * config/mcore/mcore.c: Ditto.
10541 * config/microblaze/microblaze.c: Ditto.
10542 * config/mmix/mmix.c: Ditto.
10543 * config/mn10300/mn10300.c: Ditto.
10544 * config/moxie/moxie.c: Ditto.
10545 * config/msp430/msp430.c: Ditto.
10546 * config/nios2/nios2.c: Ditto.
10547 * config/nvptx/nvptx.c: Ditto.
10548 * config/pa/pa.c: Ditto.
10549 * config/pdp11/pdp11.c: Ditto.
10550 * config/rl78/rl78.c: Ditto.
10551 * config/sparc/sparc.c: Ditto.
10552 * config/spu/spu.c: Ditto.
10553 * config/stormy16/stormy16.c: Ditto.
10554 * config/tilegx/tilegx.c: Ditto.
10555 * config/tilepro/tilepro.c: Ditto.
10556 * config/v850/v850.c: Ditto.
10557 * config/vax/vax.c: Ditto.
10558 * config/visium/visium.c: Ditto.
10559 * config/xtensa/xtensa.c: Ditto.
10561 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10564 * tsan.c: Include target.h.
10565 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10566 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10567 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10568 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10569 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10571 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10572 Martin Liska <mliska@suse.cz>
10574 PR middle-end/77574
10575 * predict.c (force_edge_cold): Add braces to a condition.
10577 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10579 PR rtl-optimization/77289
10580 * lra-constraints.c (get_final_hard_regno): Removed.
10581 (get_hard_regno): Add new parameter final_p.
10582 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10583 (operands_match_p): Adjust call to get_hard_regno.
10584 (uses_hard_regs_p): Likewise.
10585 (process_alt_operands): Likewise.
10587 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10590 * config/msp430/msp430.c (msp430_start_function): Emit an error
10591 if a function is both weak and specifies an interrupt number.
10593 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10595 PR tree-optimization/77454
10596 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10597 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10600 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10602 * config/aarch64/aarch64-builtins.c
10603 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10605 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10607 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10608 SFmode and SCmode arguments by reference.
10610 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10612 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10614 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10615 for renaming of add_fixit_insert to add_fixit_insert_before.
10616 (selftest::test_one_liner_fixit_insert_after): New function.
10617 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10618 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10619 (selftest::test_one_liner_many_fixits): Likewise.
10620 (selftest::test_diagnostic_show_locus_one_liner): Update for
10621 renaming, call new test function.
10622 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10623 renaming of add_fixit_insert to add_fixit_insert_before.
10624 (selftest::test_fixit_consolidation): Likewise.
10625 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10627 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10628 (selftest::test_applying_fixits_insert_before): ...this.
10629 (selftest::test_applying_fixits_insert): Update for renaming of
10630 add_fixit_insert to add_fixit_insert_before.
10631 (selftest::test_applying_fixits_insert_after): New function.
10632 (selftest::test_applying_fixits_insert_after_at_line_end): New
10634 (selftest::test_applying_fixits_insert_after_failure): New function.
10635 (selftest::test_applying_fixits_multiple): Update for renaming of
10636 add_fixit_insert to add_fixit_insert_before.
10637 (selftest::change_line): Likewise.
10638 (selftest::test_applying_fixits_unreadable_file): Likewise.
10639 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10640 (selftest::test_applying_fixits_column_validation): Likewise.
10641 (selftest::test_applying_fixits_column_validation): Likewise.
10642 (selftest::edit_context_c_tests): Update for renamed test function;
10643 call new test functions.
10645 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10647 PR tree-optimization/77536
10648 PR rtl-optimization/68212
10649 * config/rs6000/rs6000.md (div->recip splitter): Remove
10650 optimize_insn_for_speed_p condition.
10652 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10654 * optabs.c (prepare_cmp_insn): Update documentation comment.
10656 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10657 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10659 PR middle-end/77475
10660 * opts.h (candidates_list_and_hint): Declare.
10661 * opts-common.c (candidates_list_and_hint): New function.
10662 (cmdline_handle_error): Use it.
10664 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10666 * edit-context.c (edited_line::get_len): New accessor.
10667 (edited_file::print_diff): Split out hunk-printing into...
10668 (edited_file::print_diff_hunk): New method.
10669 (edited_file::print_diff_line): New method.
10671 2016-09-12 Andrew Pinski <apinski@cavium.com>
10673 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10675 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10676 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10677 (aarch64_operands_ok_for_ldpstp): Return false if
10678 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10679 was SImode and the alignment is less than 8 byte.
10680 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10682 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10685 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10687 2016-09-12 Marek Polacek <polacek@redhat.com>
10689 * doc/extend.texi: Use lowercase "boolean".
10690 * doc/invoke.texi: Likewise.
10691 * doc/md.texi: Likewise.
10692 * target.def: Likewise.
10693 * doc/tm.texi: Regenerated.
10695 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10697 PR middle-end/77426
10698 * expmed.c (synth_mult): Delete duplicate mode check.
10700 2016-09-10 Tom de Vries <tom@codesourcery.com>
10703 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10705 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10706 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10708 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10710 PR rtl-optimization/77289
10711 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10712 register numbers. Remove support for subregs.
10713 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10714 (get_reg_class): Delete removed get_final_hard_regno() argument.
10715 (uses_hard_regs_p): Call get_final_hard_regno().
10717 2016-09-09 Martin Sebor <msebor@redhat.com>
10721 * pretty-print.c (pp_quoted_string): New function.
10722 (pp_format): Call it for %c and %s directives.
10724 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10726 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10727 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10728 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10729 * target.def (frame_pointer_required, can_eliminate): Likewise.
10730 * doc/tm.texi: Regenerated.
10731 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10733 * df-scan.c (df_hard_reg_init): Likewise.
10734 * ira.c (ira_setup_eliminable_regset): Likewise.
10735 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10736 init_elim_table): Likewise.
10737 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
10738 set_initial_elim_offsets, update_eliminables,
10739 init_elim_table): Likewise.
10740 * rtlanal.c (get_initial_register_offset): Likewise.
10741 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10742 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10743 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10744 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10745 * config/fr30/fr30.h: Fix comment.
10746 * config/frv/frv.c: Likewise.
10747 * config/frv/frv.h: Likewise.
10748 * config/ft32/ft32.h: Likewise.
10749 * config/visium/visium.h: Likewise.
10750 * config/pa/pa64-linux.h: Likewise.
10751 * config/v850/v850.h: Likewise.
10752 * config/cris/cris.c: Likewise.
10753 * config/ia64/ia64.h: Likewise.
10754 * config/moxie/moxie.h: Likewise.
10755 * config/m32r/m32r.h: Likewise.
10757 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10760 * config.in: Regenerate.
10761 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10763 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10764 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10765 static-libmpxwrappers case.
10766 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10767 MPX_LD_AS_NEEDED_GUARD_POP.
10768 * configure: Regenerate.
10769 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10770 defined if linker support "--push-state"/"--pop-state".
10772 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10774 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10776 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10778 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10779 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10780 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10781 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10782 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10783 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10784 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10786 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10787 width macros from TS 18661-1.
10788 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10790 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10793 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10794 OMP_CLAUSE_SAFELEN_EXPR.
10796 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10798 * Makefile.in (OBJS): Add substring-locations.o.
10799 * langhooks-def.h (class substring_loc): New forward decl.
10800 (lhd_get_substring_location): New decl.
10801 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10802 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10803 * langhooks.c (lhd_get_substring_location): New function.
10804 * langhooks.h (class substring_loc): New forward decl.
10805 (struct lang_hooks): Add field get_substring_location.
10806 * substring-locations.c: New file, taking definition of
10807 format_warning_va and format_warning_at_substring from
10808 c-family/c-format.c, making them non-static.
10809 * substring-locations.h (class substring_loc): Move class here
10810 from c-family/c-common.h. Add and rewrite comments.
10811 (format_warning_va): New decl.
10812 (format_warning_at_substring): New decl.
10813 (get_source_location_for_substring): Add comment.
10815 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10817 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10818 to avoid -Wnarrowing warning.
10819 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10820 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10822 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10824 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10825 Avoid use of base_offset if offset already in range.
10827 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10829 * config/sh/sh-protos.h (struct sh_atomic_model,
10830 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10831 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10832 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10833 * config/sh/sh.h (struct sh_atomic_model,
10834 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10835 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10836 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10837 Guard with __cplusplus.
10839 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10842 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10843 unsupported or unknown ISA, use expand_call.
10845 2016-09-06 Martin Liska <mliska@suse.cz>
10847 PR gcov-profile/77378
10848 PR gcov-profile/77466
10849 * tree-profile.c (tree_profiling): Detect whether target can use
10850 -fprofile-update=atomic.
10852 2016-09-06 Richard Biener <rguenther@suse.de>
10854 PR tree-optimization/77479
10855 * tree-vrp.c (update_value_range): Extend overflow handling to
10858 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10861 * config/i386/i386.md (isa): Add x64_avx512bw.
10862 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10863 (kmov_isa): New mode attr.
10864 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10865 (*zero_extend<mode>si2): Likewise.
10866 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10868 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10870 * doc/invoke.texi (SPU Options): nops -> NOPs.
10871 (x86 Options): Ditto.
10873 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10875 PR middle-end/77475
10876 * toplev.c (process_options): Temporarily set input_location
10877 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10879 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10881 PR rtl-optimization/77452
10882 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10883 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10885 2016-09-05 Marek Polacek <polacek@redhat.com>
10888 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10890 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10893 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10894 *insn_out == '*' test. Don't copy unnecessary to yet another
10895 memory buffer, and don't leak it.
10897 PR rtl-optimization/77425
10898 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10900 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10902 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10904 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10906 * common.opt (fdiagnostics-generate-patch): New option.
10907 * diagnostic.c: Include "edit-context.h".
10908 (diagnostic_initialize): Initialize context->edit_context_ptr.
10909 (diagnostic_finish): Delete context->edit_context_ptr.
10910 (diagnostic_report_diagnostic): Add fix-it hints from the
10911 diagnostic to context->edit_context_ptr, if any.
10912 * diagnostic.h (class edit_context): Add forward decl.
10913 (struct diagnostic_context): Add field "edit_context_ptr".
10914 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10915 -fdiagnostics-generate-patch.
10916 (-fdiagnostics-generate-patch): New item.
10917 * toplev.c: Include "edit-context.h".
10918 (process_options): Set global_dc->edit_context_ptr to a new
10919 edit_context if the options need one.
10920 (toplev::main): Handle -fdiagnostics-generate-patch by using
10921 global_dc->edit_context_ptr.
10923 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10926 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10927 map and firstprivate clauses on target construct for _Atomic
10929 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10930 on target construct for _Atomic qualified decls.
10931 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10933 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10934 _Atomic qualified arguments not mentioned in uniform clause.
10936 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10938 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10939 * diagnostic-color.c (color_dict): Add "diff-filename",
10940 "diff-hunk", "diff-delete", and "diff-insert".
10941 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10942 to reflect above changes.
10943 * doc/invoke.texi (-fdiagnostics-color): Update description of
10944 default GCC_COLORS, and of the supported capabilities.
10945 * edit-context.c: New file.
10946 * edit-context.h: New file.
10947 * input.c (struct fcache): Add field "missing_trailing_newline".
10948 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10950 (add_file_to_cache_tab): Likewise.
10951 (fcache::fcache): Likewise.
10952 (get_next_line): Update c->missing_trailing_newline.
10953 (location_missing_trailing_newline): New function.
10954 * input.h (location_missing_trailing_newline): New decl.
10955 * selftest-run-tests.c (selftest::run_tests): Call
10956 edit_context_c_tests.
10957 * selftest.h (edit_context_c_tests): New decl.
10959 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10960 Richard Biener <rguenth@suse.de>
10962 PR tree-optimization/77444
10963 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10964 as steptype, remove redundant initialization.
10966 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10969 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10970 (sanopt_optimize_walker): Optimize away
10971 __asan_before_dynamic_init (...) followed by
10972 __asan_after_dynamic_init () without intervening memory loads/stores.
10973 * ipa-pure-const.c (special_builtin_state): Handle
10974 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10975 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10977 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10979 * cfg.c (free_original_copy_tables): Replace second assignment of
10980 bb_copy = NULL by bb_original = NULL.
10982 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10985 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10986 assignment added in r216794.
10988 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10990 * Makefile.in (OBJS): Add typed-splay-tree.o.
10991 * selftest-run-tests.c (selftest::run_tests): Call
10992 typed_splay_tree_c_tests.
10993 * selftest.h (typed_splay_tree_c_tests): New decl.
10994 * typed-splay-tree.c: New file.
10995 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10996 (typed_splay_tree::max): New method.
10997 (typed_splay_tree::min): New method.
10998 (typed_splay_tree::foreach): New method.
10999 (typed_splay_tree::closure): New struct.
11000 (typed_splay_tree::inner_foreach_fn): New function.
11002 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11004 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11005 -fipa-cp-bit to -fipa-bit-cp.
11007 2016-09-01 Martin Sebor <msebor@redhat.com>
11009 PR tree-optimization/71831
11010 * tree-object-size.h: Return bool instead of the size and add
11011 argument for the size.
11012 * tree-object-size.c (compute_object_offset): Update signature.
11013 (addr_object_size): Same.
11014 (compute_builtin_object_size): Return bool instead of the size
11015 and add argument for the size. Handle POINTER_PLUS_EXPR when
11016 optimization is disabled.
11017 (expr_object_size): Adjust.
11018 (plus_stmt_object_size): Adjust.
11019 (pass_object_sizes::execute): Adjust.
11020 * builtins.c (fold_builtin_object_size): Adjust.
11021 * doc/extend.texi (Object Size Checking): Update.
11022 * ubsan.c (instrument_object_size): Adjust.
11024 2016-09-01 Martin Sebor <msebor@redhat.com>
11026 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11027 it fits the output of the formatted function regardless of its
11029 * genmodes.c (parser::parse_expr): Same.
11030 * gimplify.c (gimplify_asm_expr): Same.
11031 * passes.c (pass_manager::register_one_dump_file): Same.
11032 * print-tree.c (print_node): Same.
11034 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11036 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11038 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11040 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11042 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11044 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11045 * config/rs6000/vector.md: Ditto.
11046 * config/rs6000/vsx.md: Ditto.
11048 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11050 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11051 first in all cases.
11053 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11055 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11056 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11057 *return_and_restore_gpregs_<mode>_r11,
11058 *return_and_restore_gpregs_<mode>_r12,
11059 *return_and_restore_gpregs_<mode>_r1,
11060 *return_and_restore_fpregs_<mode>_r11,
11061 *return_and_restore_fpregs_<mode>_r12,
11062 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11063 directly instead of via the "l" constraint. Renumber operands.
11066 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11068 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11069 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11070 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11071 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11072 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11073 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11074 *call_value_nonlocal_darwin64, reload_macho_picbase,
11075 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11076 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11077 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11078 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11079 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11080 *save_fpregs_<mode>_r1): Ditto.
11081 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11082 *return_and_restore_gpregs_spe): Ditto.
11084 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11086 * config/rs6000/rs6000.md
11087 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11088 the use of the link register.
11089 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11091 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11092 Michael Meissner <meissner@linux.vnet.ibm.com>
11095 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11096 reg+reg addressing for TImode.
11097 (rs6000_legitimate_address_p): Only allow register indirect
11098 addressing for TImode, even without TARGET_QUAD_MEMORY.
11100 2016-09-01 Richard Biener <rguenther@suse.de>
11102 PR middle-end/77436
11103 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11104 check whether the result fits the desired result type.
11106 2016-09-01 Nathan Sidwell <nathan@acm.org>
11108 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11110 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11112 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11114 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11116 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11118 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11119 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11120 for comparisons of integer ZERO_EXTEND against zero.
11122 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11124 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11125 STV pass if -mstackrealign is enabled.
11127 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11129 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11132 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11134 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11135 (layout_range::intersects_line_p): New method.
11136 (test_range_contains_point_for_single_point): Rename to...
11137 (test_layout_range_for_single_point): ...this, and add testing
11138 for layout_range::intersects_line_p.
11139 (test_range_contains_point_for_single_line): Rename to...
11140 (test_layout_range_for_single_line): ...this, and add testing
11141 for layout_range::intersects_line_p.
11142 (test_range_contains_point_for_multiple_lines): Rename to...
11143 (test_layout_range_for_multiple_lines): ...this, and add testing
11144 for layout_range::intersects_line_p.
11145 (layout::layout): Populate m_fixit_hints.
11146 (layout::get_expanded_location): Handle the case of a line-span
11148 (layout::validate_fixit_hint_p): New method.
11149 (get_line_span_for_fixit_hint): New function.
11150 (layout::calculate_line_spans): Add spans for fixit-hints.
11151 (layout::should_print_annotation_line_p): New method.
11152 (layout::print_any_fixits): Drop param "richloc", instead using
11153 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11154 (diagnostic_show_locus): Avoid printing blank annotation lines.
11155 (selftest::test_diagnostic_context::test_diagnostic_context):
11156 Initialize show_column and start_span.
11157 (selftest::test_diagnostic_context::start_span_cb): New static
11159 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11160 (selftest::diagnostic_show_locus_c_tests): Update for function
11161 renamings. Call test_diagnostic_show_locus_fixit_lines.
11163 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11165 PR tree-optimization/73714
11166 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11168 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11170 * selftest.c: Move "namespace selftest {" to top of file,
11171 removing explicit "selftest::" qualifiers throughout.
11173 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11175 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11177 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11178 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11179 Replace builtin with vector extension.
11180 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11182 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11183 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11184 Replace builtin with vector extension.
11185 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11186 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11187 Replace builtin with vector extension.
11188 * config/i386/xmmintrin.h (__m128_u): New type.
11189 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11190 (_mm_load_ps, _mm_store_ps): Simplify.
11192 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11194 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11196 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11198 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11199 than 3 ranges per diagnostic by alternating between color 1 and
11201 (layout::layout): Replace use of rich_location::MAX_RANGES
11202 with richloc->get_num_locations ().
11203 (layout::calculate_line_spans): Replace use of
11204 rich_location::MAX_RANGES with m_layout_ranges.length ().
11205 (layout::print_annotation_line): Handle arbitrary numbers of
11206 ranges in caret-printing by defaulting to '^'.
11207 (selftest::test_one_liner_many_fixits): New function.
11208 (test_diagnostic_show_locus_one_liner): Call it.
11209 * diagnostic.c (diagnostic_initialize): Update for renaming
11210 of rich_location::MAX_RANGES to
11211 rich_location::STATICALLY_ALLOCATED_RANGES.
11212 * diagnostic.h (struct diagnostic_context): Likewise.
11214 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11216 * selftest.c (selftest::named_temp_file::named_temp_file): New
11218 (selftest::temp_source_file::~temp_source_file): Move to...
11219 (selftest::named_temp_file::~named_temp_file): ...here.
11220 (selftest::test_named_temp_file): New function.
11221 (selftest::selftest_c_tests): Call test_named_temp_file.
11222 * selftest.h (class named_temp_file): New class.
11223 (class temp_source_file): Convert to a subclass of named_temp_file.
11225 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11227 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11228 USEs of LR_REGNO in returns and sibcalls.
11229 (rs6000_output_mi_thunk): Similar.
11230 (rs6000_sibcall_aix): Similar.
11231 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11232 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11233 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11234 Remove the USE of LR_REGNO from the patterns as well. Delete an
11236 (return_internal_<mode>): Delete.
11238 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11240 * config/aarch64/aarch64-simd.md
11241 (aarch64_ld2<mode>_dreg_le): New.
11242 (aarch64_ld2<mode>_dreg_be): New.
11243 (aarch64_ld2<mode>_dreg): Removed.
11244 (aarch64_ld3<mode>_dreg_le): New.
11245 (aarch64_ld3<mode>_dreg_be): New.
11246 (aarch64_ld3<mode>_dreg): Removed.
11247 (aarch64_ld4<mode>_dreg_le): New.
11248 (aarch64_ld4<mode>_dreg_be): New.
11249 (aarch64_ld4<mode>_dreg): Removed.
11250 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11252 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11254 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11255 redundant location param.
11256 (test_one_liner_fixit_remove): Likewise.
11257 (test_one_liner_fixit_replace): Likewise.
11258 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11259 * gcc-rich-location.c
11260 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11261 get_range_from_loc. Drop overload taking a const char *.
11262 * gcc-rich-location.h
11263 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11266 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11268 * config/linux.c (linux_libc_has_function): Return true on musl.
11270 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11272 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11274 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11276 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11277 used for abnormal egdes.
11279 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11281 PR tree-optimization/72866
11282 * tree-vect-patterns.c (search_type_for_mask): Turn into
11283 a small wrapper, move all code to ...
11284 (search_type_for_mask_1): ... this new function. Add caching
11285 and adjust recursive calls.
11288 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11289 instead of lookup_type_die (type_main_variant (type)) even for array
11292 PR middle-end/77377
11293 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11294 constant pool reference return x instead of c.
11296 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11298 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11301 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11304 (selftest::test_make_location_nonpure_range_endpoints): Fix
11307 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11309 * diagnostic-show-locus.c
11310 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11312 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11313 * input.c (get_pure_location): Move to libcpp/line-map.c.
11314 * input.h (get_pure_location): Convert decl to an inline function
11315 calling implementation in libcpp.
11317 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11320 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11321 template for intel asm dialect.
11322 (vec_set_hi_<mode><mask_name>): Ditto.
11324 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11326 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11327 (selftest::fail_formatted): Likewise.
11329 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11331 * input.c (make_location): Call get_start and get_finish
11332 on the endpoints to avoid storing packed ranges or ad-hoc
11334 (selftest::test_make_location_nonpure_range_endpoints): New function.
11335 (selftest::input_c_tests): Call it.
11336 * input.h (get_start): New inline function.
11338 2016-08-29 Tom de Vries <tom@codesourcery.com>
11341 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11344 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11346 * Makefile.in (gcov-iov.h): Add dummy recipe.
11348 2016-08-29 Nathan Sidwell <nathan@acm.org>
11350 * config/nvptx/nvptx.c: #include tree-vrp.h.
11352 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11355 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11356 HIGH+LO construct during reload.
11358 2016-08-28 Tom de Vries <tom@codesourcery.com>
11361 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11362 'sysv_abi va_list' attribute.
11363 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11364 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11367 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11369 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11370 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11371 (unshare_all_rtl_again): Likewise.
11372 * function.c (assign_stack_local_1): Likewise.
11373 (assign_stack_temp_for_type): Likewise.
11375 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11377 * cfgbuild.c (make_edges): Adjust.
11378 * cfgrtl.c (can_delete_label_p): Likewise.
11379 * dwarf2cfi.c (create_trace_edges): Likewise.
11380 * except.c (sjlj_emit_dispatch_table): Likewise.
11381 * function.h (struct expr_status): make x_forced_labels a vector.
11382 * jump.c (rebuild_jump_labels_1): Adjust.
11383 * reload1.c (set_initial_label_offsets): Likewise.
11384 * stmt.c (force_label_rtx): Likewise.
11385 (expand_label): Likewise.
11387 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11389 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11391 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11393 PR tree-optimization/71077
11394 PR tree-optimization/68542
11395 * fold-const.c (fold_relational_const): Fix folding of
11396 VECTOR_CST comparisons that have a scalar boolean result type.
11397 (selftest::test_vector_folding): New static function.
11398 (selftest::fold_const_c_tests): Call it.
11400 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11402 * doc/extend.texi (SPU Built-in Functions): Remove stale
11403 references to material formerly at IBM and Sony.
11405 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11408 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11410 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11412 * diagnostic-show-locus.c
11413 (selftest::test_fixit_consolidation): New function.
11414 (selftest::diagnostic_show_locus_c_tests): Call it.
11415 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11416 constructor based on source_range.
11418 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11420 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11422 (parse_gcc_colors): Update description of default GCC_COLORS.
11423 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11424 (colorizer::set_fixit_insert): New method.
11425 (colorizer::set_fixit_delete): New method.
11426 (colorizer::get_color_by_name): New method.
11427 (colorizer::STATE_FIXIT_INSERT): New constant.
11428 (colorizer::STATE_FIXIT_DELETE): New constant.
11429 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11430 fields in favor of new field "m_stop_color". Add fields
11431 "m_fixit_insert" and "m_fixit_delete".
11432 (colorizer::colorizer): Update for above changes. Replace
11433 colorize_start calls with calls to get_color_by_name.
11434 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11435 STATE_FIXIT_DELETE. Update for field renamings.
11436 (colorizer::finish_state): Simplify by using m_stop_color,
11437 rather than multiple identical "*_ce" fields.
11438 (colorizer::get_color_by_name): New method.
11439 (layout::print_any_fixits): Print insertions and replacements
11440 using the "fixit-insert" color, and deletions using the
11441 "fixit-delete" color.
11442 * doc/invoke.texi (-fdiagnostics-color): Update description of
11443 default GCC_COLORS, and of the supported capabilities.
11445 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11447 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11448 current_function_static_stack_size variable with the static
11449 stack frame size of the current function when
11450 flag_stack_usage_info is enabled.
11452 2016-08-26 Nathan Sidwell <nathan@acm.org>
11454 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11455 assignment inside if condition.
11457 2016-08-26 Richard Biener <rguenther@suse.de>
11459 PR tree-optimization/69047
11460 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11461 extracts similar to what FRE does.
11462 (non_rewritable_mem_ref_base): Likewise.
11464 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11466 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11467 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11468 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11469 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11470 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11472 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11473 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11474 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11475 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11476 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11478 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11481 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11482 reservation duration to 15 cycles.
11483 (cortex_a8_vfp_macs): Likewise.
11484 (cortex_a8_vfp_macd): Likewise.
11485 (cortex_a8_vfp_divs): Likewise.
11486 (cortex_a8_vfp_divd): Likewise.
11488 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11490 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11491 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11493 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11494 Martin Jambhor <mjambor@suse.cz>
11496 * common.opt: New option -fipa-bit-cp.
11497 * doc/invoke.texi: Document -fipa-bit-cp.
11498 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11499 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11500 * tree-ssa-ccp.h: New header file.
11501 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11502 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11503 Replace all occurences of tree parameter by two new params: signop, int.
11504 (bit_value_unop_1): Change to bit_value_unop and export it.
11505 Replace all occurences of tree parameter by two new params: signop,
11507 (bit_value_binop): Change call from bit_value_binop_1 to
11509 (bit_value_assume_aligned): Likewise.
11510 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11511 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11513 (ccp_finalize): Skip processing if val->mask == 0.
11514 * ipa-cp.c: Include tree-ssa-ccp.h
11515 (ipcp_bits_lattice): New class.
11516 (ipcp_param_lattice (bits_lattice): New member.
11517 (print_all_lattices): Call ipcp_bits_lattice::print.
11518 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11519 (initialize_node_lattices): Likewise.
11520 (propagate_bits_accross_jump_function): New function.
11521 (propagate_constants_accross_call): Call
11522 propagate_bits_accross_jump_function.
11523 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11524 (ipcp_store_bits_results): New function.
11525 (ipcp_driver): Call ipcp_store_bits_results.
11526 * ipa-prop.h (ipa_bits): New struct.
11527 (ipa_jump_func): Add new member bits of type ipa_bits.
11528 (ipa_param_descriptor): Change decl to decl_or_type.
11529 (ipa_get_param): Change decl to decl_or_type and assert on
11531 (ipa_get_type): New function.
11532 (ipcp_transformation_summary): New member bits.
11533 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11534 (ipa_populate_param_decls): Likewise.
11535 (ipa_dump_param): Likewise.
11536 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11538 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11539 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11541 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11542 (ipa_write_jump_function): Add streaming for ipa_bits.
11543 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11544 (write_ipcp_transformation_info): Add streaming for ipa_bits
11545 summary for ltrans.
11546 (read_ipcp_transfomration_info): Add support for reading streamed
11548 (ipcp_update_bits): New function.
11549 (ipcp_transform_function): Call ipcp_update_bits.
11551 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11553 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11554 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11556 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11558 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11560 2016-08-25 Richard Biener <rguenther@suse.de>
11562 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11563 Only add locations in late dwarf.
11564 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11565 (dwarf2out_early_finish): But do it here.
11567 2016-08-24 Michael Collison <michael.collison@linaro.org>
11568 Michael Collison <michael.collison@arm.com>
11570 * config/arm/arm-modes.def: Add new condition code mode CC_V
11571 to represent the overflow bit.
11572 * config/arm/arm.c (maybe_get_arm_condition_code):
11573 Add support for CC_Vmode.
11574 (arm_gen_unlikely_cbranch): New function to generate common
11575 rtl conditional branches for overflow patterns.
11576 * config/arm/arm-protos.h: Add prototype for
11577 arm_gen_unlikely_cbranch.
11578 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11579 addsi3_compareV_upper): New patterns to support signed
11580 builtin overflow add operations.
11581 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11582 New patterns to support unsigned builtin add overflow operations.
11583 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11584 builtin overflow subtract operations,
11585 (usubv<mode>4): New patterns to support unsigned builtin subtract
11586 overflow operations.
11587 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11588 to support builtin overflow negate operations.
11590 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11593 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11595 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11596 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11599 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11601 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11602 MULTILIB_OPTIONS should be used. Small wording fixes.
11603 * genmultilib: Memorize set of all option combinations in
11604 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11605 found in MULTILIB_OPTIONS by checking if option set is listed in
11606 combination_space. Output new and existing error message to stderr.
11608 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11610 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11611 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11612 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11613 (MULTILIB_REUSE): Remove reuse rules for option set including
11614 -mfpu=fp-armv8 and -mfpu=vfpv4
11616 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11618 * config/arm/t-rtems: Add vfp multilib.
11620 2016-08-23 Ian Lance Taylor <iant@golang.org>
11622 * config/s390/s390.c (s390_asm_file_start): Call
11623 default_file_start.
11625 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11627 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11628 initialization of all 0's to the 0 constant, instead of directly
11629 generating XOR. Add support for V4SImode vector initialization on
11630 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11631 initialization. Change variables used in V4SFmode vector
11632 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11633 any memory addresses are in index form. Add support for using
11634 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11635 with all of the same element.
11636 (regno_or_subregno): New helper function to return a register
11637 number for either REG or SUBREG.
11638 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11639 Use regno_or_subregno where possible.
11640 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11641 DImode value from two SImode values in order to generate V4SImode
11642 vector initialization on 64-bit systems with direct move.
11643 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11645 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11647 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11649 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11650 attributes to initialize V8HImode and V16QImode vectors with the
11652 (VSX_SPLAT_COUNT): Likewise.
11653 (VSX_SPLAT_SUFFIX): Likewise.
11654 (UNSPEC_VSX_VEC_INIT): New unspec.
11655 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11656 Allow SFmode values to come from Altivec registers.
11657 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11658 on 64-bit systems with direct move.
11659 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11660 vector initializations, to allow V4SImode vector initializations
11661 on 64-bit systems with direct move.
11662 (vsx_splat_v4si): Likewise.
11663 (vsx_splat_v4si_di): Likewise.
11664 (vsx_splat_v4sf): Likewise.
11665 (vsx_splat_v4sf_internal): Likewise.
11666 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11668 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11669 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11670 initializing V8HImode and V16QImode vectors with the same
11672 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11673 optimization if -maltivec=be.
11675 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11677 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11678 attribute for alternatives 3 and 4.
11680 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11682 * selftest.c (selftest::assert_str_contains): New function.
11683 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11684 * selftest.h (selftest::assert_str_contains): New decl.
11685 (ASSERT_STR_CONTAINS): New macro.
11687 2016-08-23 Richard Biener <rguenther@suse.de>
11689 PR tree-optimization/77286
11690 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11692 (vect_transform_loop): Split exit edges of loop and scalar
11693 loop if required and at the appropriate time.
11695 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11697 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11698 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11700 Correct a typo in a comment.
11702 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11704 * config/s390/s390.md ("*andc_split"): New splitter for and with
11707 2016-08-23 Richard Biener <rguenther@suse.de>
11709 PR tree-optimization/27336
11710 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11711 by looking for a non-EH edge.
11712 (process_assert_insertions_for): Likewise.
11714 2016-08-23 Richard Biener <rguenther@suse.de>
11716 PR middle-end/77305
11717 * statistics.c (statistics_counter_event): Robustify against
11720 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11722 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11723 for targets amdfam10 and barcelona.
11725 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11727 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11728 (zero_extend<mode>di2): Ditto.
11729 (*zero_extend<mode>si2): Ditto.
11730 (*zero_extendqihi2): Ditto.
11732 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11734 PR middle-end/77269
11735 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11736 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
11738 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
11740 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
11741 identical consecutive elements.
11742 [SSA_NAME]: Print the name's def stmt on its own line. When printing
11743 the node's def stmt, avoid printing an unwanted trailing newline by
11744 replacing the call to print_gimple_stmt() with its inlined body and
11745 adjusting it to not set pp_needs_newline and to call pp_flush()
11746 instead of pp_newline_and_flush().
11748 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11750 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
11751 (float32_type_node, float64_type_node, float32x_type_node)
11752 (float128x_type_node): New macros.
11753 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
11754 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
11755 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
11756 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
11757 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
11758 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
11759 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11760 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11761 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11762 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11763 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11764 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11765 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11766 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11767 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11768 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11769 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11770 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11771 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11773 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11774 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11775 * doc/extend.texi (Other Builtins): Document these built-in
11777 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11780 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11782 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11784 2016-08-22 Richard Biener <rguenther@suse.de>
11786 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11788 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11791 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11792 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11793 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11795 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11797 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11798 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11799 (vrp_visit_switch_stmt): Likewise.
11800 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11801 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11802 (vrp_visit_stmt): Use extract_range_from_stmt.
11803 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11805 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11807 * Makefile.in: Add tree-vrp.h to GTFILES.
11808 * gengtype.c (open_base_files): Add tree-vrp.h.
11809 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11810 * builtins.c: Likewise.
11811 * fold-const.c: Likewise.
11812 * gimple-builder.c: Likewise.
11813 * gimple-laddress.c: Likewise.
11814 * hsa-gen.c: Likewise.
11815 * internal-fn.c: Likewise.
11817 * targhooks.c: Liewise,
11818 * tree-ssa-address.c: Likewise.
11819 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11820 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11821 * tree-vrp.h: New file.
11823 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11825 PR tree-optimization/61839
11826 * tree-vrp.c (two_valued_val_range_p): New.
11827 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11828 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11829 Also Convert VAR BINOP CST where VAR is two-valued to
11830 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11832 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11834 * diagnostic-show-locus.c
11835 (layout::annotation_line_showed_range_p): New method.
11836 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11837 Reimplement case fixit_hint::REPLACE to cover removals, and
11838 replacements where the range of the replacement isn't one
11839 of the ranges in the rich_location.
11840 (test_one_liner_fixit_replace): Likewise.
11841 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11843 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11845 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11847 * diagnostic.c (print_parseable_fixits): Remove case
11848 fixit_hint::REMOVE.
11850 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11853 * config/i386/i386.c (ix86_option_override_internal): Remove
11854 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11855 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11856 Do not try to enable TARGET_PRFCHW ISA flag here.
11857 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11858 Rewrite expander function body.
11859 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11861 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11864 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11865 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11866 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11867 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11868 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11869 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11870 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11871 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11872 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11874 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11876 (struct floatn_type_info): New structure type.
11877 (floatn_nx_types): New variable declaration.
11878 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11879 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11880 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11881 * tree.c (floatn_nx_types): New variable.
11882 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11883 corresponding complex types.
11884 * target.def (floatn_mode): New hook.
11885 * targhooks.c: Include "real.h".
11886 (default_floatn_mode): New function.
11887 * targhooks.h (default_floatn_mode): New prototype.
11888 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11890 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11891 effective-target and dg-add-options keywords.
11892 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11893 Document new effective-target keywords.
11894 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11895 * doc/tm.texi: Regenerate.
11896 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11897 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11898 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11900 * real.h (struct real_format): Add field ieee_bits.
11901 * real.c (ieee_single_format, mips_single_format)
11902 (motorola_single_format, spu_single_format, ieee_double_format)
11903 (mips_double_format, motorola_double_format)
11904 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11905 (ieee_extended_intel_128_format)
11906 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11907 (mips_extended_format, ieee_quad_format, mips_quad_format)
11908 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11909 (decimal_double_format, decimal_quad_format, ieee_half_format)
11910 (arm_half_format, real_internal_format: Initialize ieee_bits
11912 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11913 float128_type_node. Set float80_type_node to float64x_type_node
11914 if appropriate and long_double_type_node not appropriate.
11915 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11916 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11917 Initialize ieee_bits field.
11918 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11919 (rs6000_init_builtins): Set ieee128_float_type_node to
11920 float128_type_node.
11921 (rs6000_floatn_mode): New function.
11923 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11925 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11926 _rdseed64_step): Uglify argument names and/or local variable names
11927 in inline functions.
11928 * config/i386/rtmintrin.h (_xabort): Likewise.
11929 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11930 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11931 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11932 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11933 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11934 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11935 _mm_maskz_ternarylogic_epi32): Likewise.
11936 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11937 __lwpins32, __lwpins64): Likewise.
11938 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11939 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11940 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11941 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11942 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11943 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11944 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11945 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11946 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11947 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11948 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11949 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11950 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11951 _mm256_mask_i64gather_epi32): Likewise.
11952 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11953 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11954 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11955 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11956 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11957 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11958 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11959 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11960 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11961 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11962 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11963 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11964 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11965 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11966 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11967 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11968 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11969 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11971 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11973 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11974 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11976 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11977 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11979 (_rdpkru_u32): Add space after function name.
11981 * config/i386/t-i386 (i386-c.o): Don't depend on
11982 i386-builtin-types.inc.
11983 (i386.o): Depend on i386-builtin-types.inc.
11985 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11988 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11989 Use const_vec_duplicate to check for duplicated elements.
11991 2016-08-19 Richard Biener <rguenther@suse.de>
11993 PR tree-optimization/77290
11994 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11995 Fix flag_tree_parallelize_loops check.
11997 2016-08-19 Richard Biener <rguenther@suse.de>
11999 * match.pd (x | 0 -> x): Add.
12001 2016-08-19 Richard Biener <rguenther@suse.de>
12003 PR tree-optimization/77286
12004 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12005 Deal with virtual PHIs being out-of-order.
12007 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12009 * doc/invoke.texi (fverbose-asm): Note that source code lines
12010 are emitted, and provide an example.
12011 * final.c (asm_show_source): New function.
12012 (final_scan_insn): Call asm_show_source.
12014 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12016 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12017 param with diagnostic_kind.
12018 (class colorizer): Similarly replace field m_diagnostic with
12020 (colorizer::colorizer): Replace diagnostic
12021 param with diagnostic_kind.
12022 (colorizer::begin_state): Update for above field change.
12023 (layout::layout): Replace diagnostic param with rich_location *
12024 and diagnostic_kind.
12025 (diagnostic_show_locus): Replace diagnostic param with richloc
12026 and diagnostic_kind.
12027 (class selftest::test_diagnostic_context): New class.
12028 (selftest::test_diagnostic_show_locus_unknown_location): New
12030 (selftest::test_one_liner_simple_caret): New function.
12031 (selftest::test_one_liner_caret_and_range): New function.
12032 (selftest::test_one_liner_multiple_carets_and_ranges): New
12034 (selftest::test_one_liner_fixit_remove): New function.
12035 (selftest::test_one_liner_fixit_replace): New function.
12036 (selftest::test_diagnostic_show_locus_one_liner): New function.
12037 (selftest::diagnostic_show_locus_c_tests): Call the new test
12039 * diagnostic.c (diagnostic_initialize): Initialize
12040 colorize_source_p, show_ruler_p and parseable_fixits_p.
12041 (default_diagnostic_finalizer): Update for change to
12042 diagnostic_show_locus.
12043 (diagnostic_append_note): Likewise.
12044 * diagnostic.h (diagnostic_show_locus): Replace
12045 const diagnostic_info * param with location * and diagnostic_t.
12047 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12049 * input.c (saved_line_table): New global.
12050 (class selftest::temp_line_table): Rename to line_table_test and
12051 move declaration to selftest.h, and drop field m_old_line_table.
12052 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12053 (selftest::line_table_test::line_table_test): ...this. Add a
12054 default ctor. Store current value of line_table within
12056 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12057 (selftest::line_table_test::~line_table_test): ...this, and
12058 restore line_table from the saved_line_table, rather than
12060 (selftest::test_accessing_ordinary_linemaps): Update for above
12062 (selftest::test_lexer): Likewise.
12063 (struct selftest::lexer_test): Likewise.
12064 (selftest::lexer_test::lexer_test): Likewise.
12065 (selftest::input_c_tests): Move the looping over test cases from
12067 (selftest::for_each_line_table_case): New function.
12068 * input.h (saved_line_table): New decl.
12069 * selftest.h (struct selftest::line_table_case): New forward decl.
12070 (class selftest::line_table_test): New class, moved here from
12071 selftest::temp_line_table in input.c, and renamed.
12072 (selftest::for_each_line_table_case): New decl.
12074 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12077 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12079 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12081 PR middle-end/70895
12082 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12083 enclosing parallel construct for reduction variables on OpenACC loop
12086 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12088 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12089 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12091 (function_to_dwarf_procedure): Update comment.
12093 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12095 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12097 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12099 * selftest.c (selftest::temp_source_file::~temp_source_file):
12100 Evict m_filename from the diagnostic file cache.
12102 2016-08-18 Richard Biener <rguenther@suse.de>
12104 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12105 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12106 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12107 clone materialization.
12108 * passes.def (all_late_ipa_passes): Start with
12109 pass_materialize_all_clones.
12110 * cgraphunit.c (symbol_table::compile): Remove call to
12111 materialize_all_clones.
12112 * tree-into-ssa.c: Include statistics.h.
12113 (update_ssa): Count number of times we do incremental/rewrite
12116 2016-08-18 Richard Biener <rguenther@suse.de>
12118 PR tree-optimization/77282
12119 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12120 When doing auto-parallelizing also prevent use of PHIs that
12121 carry dependences across loop backedges.
12123 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12124 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12126 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12128 2016-08-18 Richard Biener <rguenther@suse.de>
12130 * ssa-iterators.h (ssa_vuse_operand): New inline.
12131 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12132 (predicate_all_scalar_phis): Use remove_phi_node to remove
12133 phi nodes predicated. Delay removing virtual PHIs.
12134 (predicate_mem_writes): Update virtual operands.
12135 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12136 (tree_if_conversion): Do not rewrite virtual SSA form.
12137 * tree-phinodes.c (release_phi_node): Make static.
12138 * tree-phinodes.h (release_phi_node): Remove.
12140 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12142 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12143 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12144 twice to define those.
12145 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12146 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12147 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12148 * config/i386/i386-builtin.def: New file.
12150 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12152 * input.c (get_source_range_for_char): Rename to...
12153 (selftest::get_source_range_for_char): ...this, and move within
12154 the #if CHECKING_P guard.
12155 (get_num_source_ranges_for_substring): Rename to...
12156 (selftest::get_num_source_ranges_for_substring): ...this, move
12157 within the #if CHECKING_P guard, and make static.
12158 (selftest::assert_num_substring_ranges): Initialize
12161 2016-08-18 Alan Modra <amodra@gmail.com>
12163 PR rtl-optimization/72771
12164 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12165 when find_reloads_toplev returns address_reloaded==-1.
12166 (alternative_allows_const_pool_ref): Update comment.
12168 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12170 PR tree-optimization/71752
12171 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12172 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12174 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12176 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12177 instead of testing ECF_NORETURN bit in gimple_call_flags.
12178 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12179 * predict.c (tree_bb_level_predictions): Likewise.
12180 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12182 PR middle-end/77259
12183 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12184 turning a call into __builtin_unreachable-like noreturn call, adjust
12185 gimple_call_set_fntype.
12186 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12187 gimple_call_fntype has void return type.
12189 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12191 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12192 maybe_lookup_decl, to handle nested acc loop directives.
12194 2016-08-17 Richard Biener <rguenther@suse.de>
12196 PR tree-optimization/76490
12197 * tree-vrp.c (update_value_range): Preserve overflow infinities
12198 when intersecting with ranges from get_range_info.
12199 (operand_less_p): Handle overflow infinities correctly.
12200 (value_range_constant_singleton): Use vrp_operand_equal_p
12201 to handle overflow max/min correctly.
12202 (vrp_valueize): Likewise.
12203 (union_ranges): Likewise.
12204 (intersect_ranges): Likewise.
12205 (vrp_visit_phi_node): Improve iteration limitation to only
12206 apply when we'll possibly re-visit the PHI via a changed argument
12209 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12211 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12212 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12213 rather than those that should not be built.
12215 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12218 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12220 2016-08-17 Richard Biener <rguenther@suse.de>
12222 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12223 (verify_vssa): New function verifying virtual SSA form.
12224 (verify_ssa): Call it.
12225 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12226 Do not apply loop-closed SSA handling to virtuals.
12227 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12228 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12229 when rewriting their symbol.
12230 (prepare_def_site_for): Likewise.
12231 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12232 operands of moved stmts.
12234 2016-08-17 Richard Biener <rguenther@suse.de>
12236 PR tree-optimization/23855
12237 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12238 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12239 find guards to hoist. Do not update SSA form but rewrite virtuals
12240 into loop closed SSA.
12241 (find_loop_guard): Adjust to skip already hoisted guards. Do
12242 not mark virtuals for renaming or update SSA form.
12244 2016-08-17 Martin Liska <mliska@suse.cz>
12246 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12247 a LONG_LONG_TYPE_SIZE comparison.
12248 * gcov-io.h: Remove macro definitions.
12249 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12250 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12253 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12255 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12256 that builtins not mentioned in bdesc_* arrays come first, then
12257 the ones mentioned in bdesc_* arrays in the order they appear in
12258 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12259 IX86_BUILTIN__BDESC_*_LAST enumerator.
12260 (bdesc_mpx): Fix up a comment typo.
12261 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12262 __builtin_ia32_vpcomneu[bwdq] builtins.
12263 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12264 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12265 enum ix86_builtins ordering.
12266 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12267 for direct bdesc_* array member access instead of searching all the
12268 arrays until an fcode match is found.
12270 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12272 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12273 pattern as define_insn_and_split. Split insn before reload to
12275 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12276 <shift_insn><mode>3_1.
12277 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12278 <rotate_insn><mode>3_1.
12280 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12283 * input.c (get_source_range_for_substring): Rename to...
12284 (get_source_location_for_substring): ...this, adding param
12285 "caret_idx", and converting output param from source_range * to
12287 (get_source_range_for_char): New function.
12288 (get_num_source_ranges_for_substring): Update comment to reflect
12290 (assert_char_at_range): Update to use get_source_range_for_char
12291 rather than get_source_range_for_substring.
12292 (test_lexer_string_locations_concatenation_2): Likewise.
12293 * substring-locations.h (get_source_range_for_substring): Rename
12295 (get_source_location_for_substring): ...this, and adding param
12296 "caret_idx", and converting output param from source_range * to
12299 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12301 * input.c (class selftest::temp_source_file): Move to
12303 (selftest::temp_source_file::temp_source_file): Move to
12305 (selftest::temp_source_file::~temp_source_file): Likewise.
12306 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12308 (selftest::temp_source_file::~temp_source_file): Likewise.
12309 * selftest.h (class selftest::temp_source_file): Move here from
12312 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12315 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12316 inlining, add cgraph edge for the added __builtin_unreachable call.
12318 PR middle-end/67485
12319 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12320 only cast it to SHWI for the final comparison.
12322 2016-08-16 Martin Liska <mliska@suse.cz>
12324 PR gcov-profile/36412
12325 * doc/gcov.texi: Document --hash-filenames(-x).
12326 * gcov.c (print_usage): Add the option.
12327 (process_args): Process the option, sort options alphabetically.
12328 (md5sum_to_hex): New function.
12329 (make_gcov_file_name): Do the md5sum and append it to a
12332 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12334 PR tree-optimization/69848
12335 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12336 and swtich operands to avoid additional NOT instruction.
12337 (vcond<v_cmp_mixed><mode>): Ditto.
12338 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12340 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12342 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12344 2016-08-16 Richard Biener <rguenther@suse.de>
12346 PR tree-optimization/76783
12347 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12348 BB visited flags at start.
12350 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12352 PR tree-optimization/72817
12353 PR tree-optimization/73450
12354 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12355 multiple_of_p for adjusted IV.base.
12357 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12360 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12361 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12362 for !flag_finite_math_only or flag_signed_zeros.
12363 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12364 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12365 depend on flag_finite_math_only.
12366 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12368 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12369 (*ieee_smin<mode>3): Ditto.
12370 (*ieee_smax<mode>3): Ditto.
12371 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12372 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12374 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12375 depend on flag_finite_math_only.
12376 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12377 (*mmx_<code>v2sf3): Remove.
12378 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12379 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12380 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12382 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12384 PR rtl-optimization/73650
12385 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12386 it is not a simple move.
12388 2016-08-15 Martin Liska <mliska@suse.cz>
12391 * gcc.c (do_spec_1): Call save_string with the right size.
12392 (save_string): Do an assert about string we copy.
12394 2016-08-15 Richard Biener <rguenther@suse.de>
12396 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12397 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12399 (pass_data_stv): Likewise.
12401 2016-08-15 Richard Biener <rguenther@suse.de>
12403 PR tree-optimization/73434
12404 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12405 TBAA info on the base when forwarding a non-invariant address.
12407 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12409 * dwarf2out.c (struct checksum_attributes): Add
12410 at_string_length_bit_size and at_string_length_byte_size fields.
12411 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12412 and DW_AT_string_length_byte_size.
12413 (die_checksum_ordered): Handle at_string_length_bit_size and
12414 at_string_length_byte_size.
12415 (gen_array_type_die): For dwarf_version >= 5 emit
12416 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12417 (adjust_string_types): For dwarf_version >= 5 remove
12418 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12419 (resolve_addr): Likewise.
12422 * dwarf2out.c (string_types): New variable.
12423 (gen_array_type_die): Change early_dwarf handling of
12424 DW_AT_string_length, create DW_OP_call4 referencing the
12425 length var temporarily. Handle parameters that are pointers
12427 (adjust_string_types): New function.
12428 (gen_subprogram_die): Temporarily set string_types to local var,
12429 call adjust_string_types if needed.
12430 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12432 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12434 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12436 * doc/install.texi (*-*-solaris2*): Fix version number and document
12437 requirement on GNU make for building libjava with the Solaris linker.
12439 2016-08-15 Martin Liska <mliska@suse.cz>
12440 Jakub Jelinek <jakub@redhat.com>
12442 PR tree-optimization/72824
12443 * tree-loop-distribution.c (const_with_all_bytes_same)
12444 <case VECTOR_CST>: Fix a typo.
12446 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12449 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12450 Renamed from _mm512_undefined_si512.
12451 (_mm_undefined_si512): New definition.
12453 2016-08-13 Richard Biener <rguenther@suse.de>
12455 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12456 into PHIs and update the lattice for its def.
12458 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12461 * ubsan.c (instrument_si_overflow): Pass true instead of false
12463 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12464 of bbs. Return TODO_cleanup_cfg if any returned true.
12466 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12468 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12469 ISA 3.0 MTVSRDD instruction.
12470 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12473 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12475 PR tree-optimization/71083
12476 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12477 bitfield access when possible.
12479 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12481 PR middle-end/71654
12482 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12483 sign-changing cast from a shorter unsigned type to a wider
12486 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12488 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12489 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12490 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12492 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12494 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12495 Correct costs for vec_construct.
12497 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12499 PR tree-optimization/69848
12500 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12501 type CONST_COND_REDUCTION.
12502 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12503 reudction type CONST_COND_REDUCTION.
12505 2016-08-12 Richard Biener <rguenther@suse.de>
12507 PR tree-optimization/57326
12508 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12509 returning an SSA name.
12510 (phi_translate_1): When fully_constant_expression returns a NAME
12511 make sure we have a leader for it.
12513 2016-08-12 Martin Liska <mliska@suse.cz>
12514 Adam Fineman <afineman@afineman.com>
12516 * gcov.c (process_file): Create .gcov file when .gcda
12519 2016-08-12 Marek Polacek <polacek@redhat.com>
12522 * alias.c (find_base_value): Adjust fall through comment.
12523 * cfgexpand.c (expand_debug_expr): Likewise.
12524 * combine.c (find_split_point): Likewise.
12525 (expand_compound_operation): Likewise. Add FALLTHRU.
12526 (make_compound_operation): Adjust fall through comment.
12527 (canon_reg_for_combine): Add FALLTHRU.
12528 (force_to_mode): Adjust fall through comment.
12529 (simplify_shift_const_1): Likewise.
12530 (simplify_comparison): Likewise.
12531 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12533 * config/aarch64/predicates.md: Likewise.
12534 * config/i386/i386.c (function_arg_advance_32): Likewise.
12535 (ix86_gimplify_va_arg): Likewise.
12536 (print_reg): Likewise.
12537 (ix86_print_operand): Likewise.
12538 (ix86_build_const_vector): Likewise.
12539 (ix86_expand_branch): Likewise.
12540 (ix86_sched_init_global): Adjust fall through comment.
12541 (ix86_expand_args_builtin): Add FALLTHRU.
12542 (ix86_expand_builtin): Likewise.
12543 (ix86_expand_vector_init_one_var): Likewise.
12544 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12545 (rs6000_adjust_cost): Likewise.
12546 (insn_must_be_first_in_group): Likewise.
12547 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12548 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12549 * df-scan.c (df_uses_record): Likewise.
12550 * dojump.c (do_jump): Add FALLTHRU.
12551 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12553 (resolve_args_picking_1): Adjust fall through comment.
12554 (loc_list_from_tree_1): Likewise.
12555 * expmed.c (make_tree): Likewise.
12556 * expr.c (expand_expr_real_2): Add FALLTHRU.
12557 (expand_expr_real_1): Likewise. Adjust fall through comment.
12558 * fold-const.c (const_binop): Adjust fall through comment.
12559 (fold_truth_not_expr): Likewise.
12560 (fold_cond_expr_with_comparison): Add FALLTHRU.
12561 (fold_binary_loc): Likewise.
12562 (contains_label_1): Adjust fall through comment.
12563 (multiple_of_p): Likewise.
12564 * gcov-tool.c (process_args): Add FALLTHRU.
12565 * genattrtab.c (check_attr_test): Likewise.
12566 (write_test_expr): Likewise.
12567 * genconfig.c (walk_insn_part): Likewise.
12568 * genpreds.c (validate_exp): Adjust fall through comment.
12569 (needs_variable): Likewise.
12570 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12571 (subst_dup): Likewise.
12572 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12573 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12574 (gimplify_scan_omp_clauses): Add FALLTHRU.
12575 (goa_stabilize_expr): Likewise.
12576 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12578 * hsa-gen.c (get_address_from_value): Likewise.
12579 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12580 * ira.c (ira_setup_alts): Add FALLTHRU.
12581 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12583 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12584 * opts.c (common_handle_option): Likewise.
12585 * read-rtl.c (read_rtx_code): Likewise.
12586 * real.c (round_for_format): Likewise.
12587 * recog.c (asm_operand_ok): Likewise.
12588 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12589 * reload1.c (set_label_offsets): Likewise.
12590 (eliminate_regs_1): Likewise.
12591 (reload_reg_reaches_end_p): Likewise.
12592 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12593 (rtx_cost): Likewise.
12594 * sched-rgn.c (is_exception_free): Likewise.
12595 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12596 * stor-layout.c (int_mode_for_mode): Likewise.
12597 * toplev.c (print_to_asm_out_file): Likewise.
12598 (print_to_stderr): Likewise.
12599 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12600 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12601 (chrec_fold_multiply): Likewise.
12602 (evolution_function_is_invariant_rec_p): Likewise.
12603 (for_each_scev_op): Likewise.
12604 * tree-data-ref.c (siv_subscript_p): Likewise.
12605 (get_references_in_stmt): Likewise.
12606 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12607 (substitute_in_expr): Likewise.
12608 (type_cache_hasher::equal): Likewise.
12609 (walk_type_fields): Likewise.
12610 * var-tracking.c (adjust_mems): Add FALLTHRU.
12611 (set_dv_changed): Adjust fall through comment.
12612 * varasm.c (default_function_section): Add FALLTHRU.
12614 2016-08-12 Marek Polacek <polacek@redhat.com>
12617 * tree-complex.c (expand_complex_division): Add missing break.
12619 2016-08-12 Richard Biener <rguenther@suse.de>
12621 * passes.c (execute_todo): Do not push/pop TV_TODO.
12622 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12623 (execute_one_pass): Likewise.
12624 * common.opt (ftime-report-details): New switch.
12625 * doc/invoke.texi (ftime-report-details): Document.
12626 * timevar.h (timer::print_row): Adjust signature.
12627 (timer::all_zero): New static helper.
12628 (timer::child_map_t): New typedef.
12629 (timer::time_var_def): Add children field.
12630 * timevar.c (timer::named_items::print): Adjust.
12631 (timer::~timer): Free timevar recorded children.
12632 (timer::pop_internal): When -ftime-report-details record
12633 time spent in sub-timevars.
12634 (timer::print_row): Adjust.
12635 (timer::print): Print sub-timevar stats, use all_zero.
12636 * timevar.def (TV_TODO): Remove.
12638 2016-08-12 Richard Biener <rguenther@suse.de>
12640 PR tree-optimization/72851
12641 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12642 worklists to use bitmaps indexed in execution order.
12643 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12644 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12645 (cfg_blocks): Make a bitmap.
12646 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12648 (cfg_blocks_empty_p): Adjust.
12649 (cfg_blocks_add): Likewise.
12650 (cfg_blocks_get): Likewise.
12651 (add_ssa_edge): Likewise.
12652 (add_control_edge): Likewise.
12653 (simulate_stmt): Likewise.
12654 (process_ssa_edge_worklist): Likewise.
12655 (simulate_block): Likewise.
12656 (ssa_prop_init): Compute PRE order and stmt UIDs.
12657 (ssa_prop_fini): Adjust.
12658 (ssa_propagate): Adjust.
12660 2016-08-12 Richard Biener <rguenther@suse.de>
12662 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12663 the currently executable edges have fixed ranges. Always
12664 go through update_value_range.
12666 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12670 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12671 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12672 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12673 (LANG_HOOKS_DECLS): Add it.
12674 * langhooks.h (struct lang_hooks_for_decls): Add
12675 function_decl_defaulted. Const_tree-ify
12676 function_decl_explicit_p and function_decl_deleted_p.
12677 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12678 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12679 also at strict DWARF v5.
12682 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12683 TYPE_QUAL_CONST in reference-typed decls.
12686 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12687 in DW_OP_pieces, just enough to handle pointers to member
12689 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12690 expression on DWARFv5 if a constant value doesn't work.
12692 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12694 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12695 * selftest.c (selftest::test_assertions): New function.
12696 (selftest::selftest_c_tests): New function.
12697 * selftest.h (selftest::selftest_c_tests): New declaration.
12699 2016-08-11 Richard Biener <rguenther@suse.de>
12700 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12702 PR rtl-optimization/72855
12703 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12705 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12708 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12709 (vsx_store_<mode>): Likewise.
12711 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12713 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12714 TImode CONST_WIDE_INT store.
12715 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12717 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12719 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12720 mode if unaligned SSE load and store are optimal.
12722 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12724 PR tree-optimization/71083
12725 * tree-predcom.c (ref_at_iteration): Correctly align the
12728 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12730 * config/s390/s390-builtin-types.def: Add INT128 types.
12731 * config/s390/s390-builtins.def: Add INT128 variants for the add
12732 sub low-level builtins dealing with TImode.
12733 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12734 via subreg when expanding a builtin.
12735 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12736 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
12738 * config/s390/vecintrin.h: Adjust builtin names accordingly.
12739 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
12740 ("vec_addc<mode>", "vec_addc_u128"): Merge to
12741 "vacc<bhfgq>_<mode>".
12742 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
12743 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
12744 ("vec_subc<mode>", "vec_subc_u128"): Merge to
12745 "vscbi<bhfgq>_<mode>".
12746 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
12747 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
12749 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12751 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
12753 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12755 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
12756 unused declaration.
12757 (vcond<v_cmp_mixed><mode>): Ditto.
12758 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12760 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12762 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12763 variable explicitly, also assert on it before use.
12765 2016-08-11 Richard Biener <rguenther@suse.de>
12767 PR tree-optimization/72772
12768 * cfgloopmanip.c (create_preheader): Use split_edge if there
12769 is a single loop entry, avoiding degenerate PHIs.
12771 2016-08-11 Richard Biener <rguenther@suse.de>
12773 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12774 unconditional TODO_cleanup_cfg.
12775 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12776 cleanup only if we threaded a jump.
12778 2016-08-11 Alan Modra <amodra@gmail.com>
12781 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12782 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12783 slow. Emit two reloads for slow mem case, first loading in
12784 fast innermode, then converting to required mode.
12786 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12788 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12789 (vec_extract_sig): New macro.
12790 (vec_insert_exp): New macro.
12791 (vec_test_data_class): New macro.
12792 (scalar_extract_exp): New macro.
12793 (scalar_extract_sig): New macro.
12794 (scalar_insert_exp): New macro.
12795 (scalar_test_data_class): New macro.
12796 (scalar_test_neg): New macro.
12797 (scalar_cmp_exp_gt): New macro.
12798 (scalar_cmp_exp_lt): New macro.
12799 (scalar_cmp_exp_eq): New macro.
12800 (scalar_cmp_exp_unordered): New macro.
12801 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12802 to enforce constraint that operand is a 7-bit unsigned literal.
12803 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12804 for power9 built-ins.
12805 (BU_P9V_VSX_2): Likewise.
12806 (BU_P9V_64BIT_VSX_2): Likewise.
12807 (VSEEDP): Add scalar extract exponent support.
12808 (VSEESP): Add scalar extract signature support.
12809 (VSTDCNDP): Add scalar test negative support.
12810 (VSTDCNSP): Likewise.
12811 (VSIEDP): Add scalar insert exponent support.
12812 (VSCEDPGT): Add scalar compare exponent greater than support.
12813 (VSCEDPLT): Add scalar compare exponent less than support.
12814 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12815 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12816 (VSTDCDP): Add scalar test data class support.
12817 (VSTDCSP): Likewise.
12818 (VSEEDP): Add overload support for scalar extract exponent
12820 (VSESDP): Add overload support for scalar extract signature
12822 (VSTDCN): Add overload support for scalar test negative
12824 (VSTDCNDP): Add overload support for scalar test negative
12826 (VSTDCNSP): Add overload support for scalar test negative
12828 (VSIEDP): Add overload support for scalar insert exponent
12830 (VSTDC): Add overload support for scalar test data class
12832 (VSTDCDP): Add overload support for scalar test data class
12834 (VSTDCSP): Add overload support for scalar test data class
12836 (VSCEDPGT): Add overload support for scalar compare exponent
12837 greater than operation.
12838 (VSCEDPLT): Add overload support for scalar compare exponent
12839 less than operation.
12840 (VSCEDPEQ): Add overload support for scalar compare exponent
12841 test-for-equality operation.
12842 (VSCEDPUO): Add overload support for scalar compare exponent
12843 test-for-unordered operation.
12844 (VEEDP): Add vector extract exponent support.
12846 (VESDP): Add vector extract significand support.
12848 (VIEDP): Add vector insert exponent support.
12850 (VTDCDP): Add vector test data class support.
12851 (VTDCSP): Likewise.
12852 (VES): Add overload support for vector extract significand operation.
12855 (VEE): Add overload support for vector extract exponent operation.
12858 (VTDC): Add overload support for vector test data class operation.
12859 (VTDCDP): Likewise.
12860 (VTDCSP): Likewise.
12861 (VIE): Add overload support for vector insert exponent operation.
12864 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12865 overloaded binary floating point functions.
12866 (altivec_resolve_overloaded_builtin): Improve error messages to
12867 distinguish between functions not supported in the current
12868 compiler configuration and functions that were invoked with an
12869 invalid parameter combination, and include the built-in function
12870 name in both error messages.
12871 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12873 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12875 (rs6000_expand_binop_builtin): Add check to enforce that argument
12876 2 of the test data class operations is a 7-bit unsigned literal.
12877 (rs6000_invalid_builtin): Add code to issue an error message if a
12878 built-in function that requires the power9_vector and -m32
12879 command-line options is compiled without these options.
12880 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12881 (UNSPEC_VSX_SXSIGDP): New value.
12882 (UNSPEC_VSX_SXSIGPDP): New value.
12883 (UNSPEC_VSX_SIEXPDP): New value.
12884 (UNSPEC_VSX_SCMPEXPDP): New value.
12885 (UNSPEC_VSX_STSTDC): New value.
12886 (UNSPEC_VSX_VXEXP): New value.
12887 (UNSPEC_VSX_VXSIG): New value.
12888 (UNSPEC_VSX_VIEXP): New value.
12889 (UNSPEC_VSX_VTSTDC): New value.
12890 (xsxexpdp): New insn for scalar extract exponent.
12891 (xsxsigdp): New insn for scalar extract significand.
12892 (xsiexpdp): New insn for scalar insert exponent.
12893 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12894 (*xscmpexpdp): New insn for scalar compare exponents.
12895 (xststdc<Fvsx): New expansion for both single- and
12896 double-precision scalar test data class operations.
12897 (xststdcneg<Fvsx>): New expansion for both single- and
12898 double-precision scalar test for negative value operations.
12899 (*xststdc<Fvsx>): New insn for scalar test data class
12901 (xvxexp<VSs>): New insn for single- and double-precision
12902 vector extract exponent operation.
12903 (xvxsig<VSs>): New insn for single- and double-precision
12904 vector extract significand operation.
12905 (xviexp<VSs>): New insn for single- and double-precision
12906 vector insert exponent operation.
12907 (xvtstdc<VSs>): New insn for single- and double-precision
12908 vector test data class operation.
12909 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12910 built-in functions to represent the Power9 binary floating-point
12911 support instructions.
12913 2016-08-10 bin cheng <bin.cheng@arm.com>
12915 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12917 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12918 Renlin Li <renlin.li@arm.com>
12919 Bin Cheng <bin.cheng@arm.com>
12921 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12922 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12923 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12924 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12925 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12926 (vcond<v_cmp_result><mode>): Ditto.
12927 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12928 (vcondu<mode><mode>): Ditto.
12929 (vcond<v_cmp_mixed><mode>): New pattern.
12930 (vcondu<mode><v_cmp_mixed>): New pattern.
12931 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12932 of aarch64_vcond_internal.
12934 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12935 Renlin Li <renlin.li@arm.com>
12936 Bin Cheng <bin.cheng@arm.com>
12938 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12939 (vec_cmp<mode><v_cmp_result>): New pattern.
12940 (vec_cmpu<mode><mode>): New pattern.
12941 (vcond_mask_<mode><v_cmp_result>): New pattern.
12943 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12945 PR tree-optimization/71734
12946 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12947 REF_LOOP, invoke ref_indep_loop_p_1.
12948 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12949 to ref_indep_loop_p.
12950 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12951 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12952 is inside LOOP, do not cache dpendence value for loops with
12954 (ref_indep_loop_p_2): Delete function.
12955 (can_sm_ref_p): Pass LOOP as additional argument to
12958 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12961 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12962 being an offsettable address.
12964 2016-08-10 Martin Liska <mliska@suse.cz>
12966 PR gcov-profile/58306
12967 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12968 atomic variants of profile update functions.
12970 2016-08-10 Martin Liska <mliska@suse.cz>
12972 Cherry picked (and modified) from google-4_7 branch
12973 2012-12-26 Rong Xu <xur@google.com>
12974 * common.opt (fprofile-update): Add new flag.
12975 * coretypes.h: Define enum profile_update.
12976 * doc/invoke.texi: Document -fprofile-update.
12977 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12978 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12979 * tree-profile.c (gimple_init_edge_profiler): Generate
12980 also atomic profiler update.
12981 (gimple_gen_edge_profiler): Likewise.
12983 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12985 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12986 stack_usage_file to NULL after fclose calls.
12988 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12991 * reload.c (push_reload): Compute subreg_in_class for
12992 subregs of constants and plus expressions. Remove special
12993 handling of SYMBOL_REFs.
12995 2016-08-10 Alan Modra <amodra@gmail.com>
12998 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12999 SImode for TARGET_E500_DOUBLE when given SImode.
13001 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13003 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13004 unused variable __O.
13006 2016-08-09 Martin Liska <mliska@suse.cz>
13008 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13009 _gcov_reset to __gcov_reset.
13010 * doc/gcov-tool.texi: Fix typo.
13012 2016-08-09 Martin Liska <mliska@suse.cz>
13014 * value-prof.c (gimple_divmod_values_to_profile): Do not
13015 instrument MOD histogram if a value is not a SSA name.
13017 2016-08-09 Martin Liska <mliska@suse.cz>
13019 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13022 2016-08-09 Renlin Li <renlin.li@arm.com>
13024 PR middle-end/64971
13025 * calls.c (prepare_call_address): Convert funexp to Pmode when
13027 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13028 (sibcall_value): Likewise.
13030 2016-08-09 Marek Polacek <polacek@redhat.com>
13033 * cselib.c (cselib_expand_value_rtx_1): Add return.
13034 * gengtype.c (dbgprint_count_type_at): Likewise.
13035 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13036 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13038 2016-08-09 Martin Jambor <mjambor@suse.cz>
13041 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13042 if instance is a MEM_REF.
13044 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13047 * config/i386/i386.md (*movtf_internal): Use
13048 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13049 in the insn constraint.
13050 (*movxf_internal): Ditto.
13051 (*movdf_internal): Ditto.
13052 (*movsf_internal): Ditto.
13054 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13056 PR tree-optimization/72772
13057 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13060 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13062 PR tree-optimization/72772
13063 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13065 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13066 parameter STOP and update calls. Move expand_simple_operations
13067 function call from here...
13068 (simplify_using_initial_conditions): ...to here. Delete parameter
13070 (tree_simplify_using_condition): Delete parameter STOP.
13071 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13072 simplify_using_initial_conditions.
13074 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13077 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13078 Use create_tmp_var_raw instead of create_tmp_var.
13080 2016-08-09 Richard Biener <rguenther@suse.de>
13082 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13083 Treat same SSA names related.
13085 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13087 PR tree-optimization/72824
13088 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13089 real_zerop is not negative.
13091 2016-08-09 Richard Biener <rguenther@suse.de>
13093 PR tree-optimization/71802
13094 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13095 all merge opportunities with the predecessor.
13097 2016-08-09 Richard Biener <rguenther@suse.de>
13100 * ipa-prop.c (ipa_modify_formal_parameters): Build
13101 parameter types with natural alignment also for the
13104 2016-08-08 Andi Kleen <ak@linux.intel.com>
13106 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13108 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13111 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13112 do-nothing langhook.
13113 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13114 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13115 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13116 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13118 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13121 * input.c: Ensure that HAVE_ICONV is defined.
13123 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13125 PR middle-end/72781
13126 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13127 private vars for lastprivate and for linear iterator.
13129 PR middle-end/68762
13130 * omp-simd-clone.c: Include varasm.h.
13131 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13132 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13133 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13134 update function name.
13136 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13138 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13139 (avr_diagnose_devicespecs_error): Remove.
13140 (avr_devicespecs_file): Remove composing absolute path for specfile
13141 and its verbose info. Remove conditions to check specs-file,
13143 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13145 PR rtl-optimization/72821
13146 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13147 just return false for them.
13149 2016-08-08 Alan Modra <amodra@gmail.com>
13152 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13153 toc refs created during reload. Update function comment.
13155 2016-08-08 Alan Modra <amodra@gmail.com>
13158 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13159 alternatives. Put loads first, then stores, and reg/reg moves
13160 within same class later. Delete attr length.
13162 2016-08-08 Alan Modra <amodra@gmail.com>
13165 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13166 (mem_operand_ds_form): New predicate.
13167 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13168 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13169 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13170 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13171 (extendsfdf2_fpr): Replace o constraint with wY.
13173 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13175 * tree-ssa-threadbackward.c: Include tree-inline.h
13176 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13177 size of copied block; for cold paths reduce duplication.
13178 (find_jump_threads_backwards): Remove redundant tests.
13179 (pass_thread_jumps::gate): Enable for -Os.
13181 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13184 * stor-layout.c (layout_decl): Fix up formatting.
13185 (relayout_decl): Allow DECL to be FIELD_DECL.
13187 2016-08-07 Alan Modra <amodra@gmail.com>
13189 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13191 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13193 * data-streamer-in.c (streamer_read_wide_int): New.
13194 (streamer_read_widest_int): Renamed function.
13195 * data-streamer-out.c (streamer_write_wide_int): New
13196 (streamer_write_widest_int): Renamed function.
13197 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13199 (input_cfg): Call renamed function.
13200 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13202 (output_cfg): Call renamed function.
13203 * data-streamer.h: Add declarations.
13205 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13207 * tree-ssa-ccp.c (extend_mask): New param sgn.
13208 Remove ORing with wi::mask.
13209 (get_default_value): Adjust call to extend_mask to pass sign.
13210 (evaluate_stmt): Likewise.
13212 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13214 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13217 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13219 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13220 transform if operand's type is pointer to function or method.
13222 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13224 PR tree-optimization/18046
13225 * tree-ssa-threadedge.c: Include cfganal.h.
13226 (simplify_control_statement_condition): If simplifying a
13227 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13228 with the dominating ASSERT_EXPR before handing it off to VRP.
13229 Mention that a CASE_LABEL_EXPR may be returned.
13230 (thread_around_empty_blocks): Adjust to handle
13231 simplify_control_statement_condition() returning a
13233 (thread_through_normal_block): Likewise.
13234 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13235 a switch statement by trying to determine which case label
13238 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13240 PR rtl-optimization/69847
13241 * lra-constraints.c (process_invariant_for_inheritance): Save
13242 pattern instead of src.
13243 (remove_inheritance_pseudos): Use the pattern. Add assert.
13245 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13247 * input.c (string_concat::string_concat): New constructor.
13248 (string_concat_db::string_concat_db): New constructor.
13249 (string_concat_db::record_string_concatenation): New method.
13250 (string_concat_db::get_string_concatenation): New method.
13251 (string_concat_db::get_key_loc): New method.
13252 (class auto_cpp_string_vec): New class.
13253 (get_substring_ranges_for_loc): New function.
13254 (get_source_range_for_substring): New function.
13255 (get_num_source_ranges_for_substring): New function.
13256 (class selftest::lexer_test_options): New class.
13257 (struct selftest::lexer_test): New struct.
13258 (class selftest::ebcdic_execution_charset): New class.
13259 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13260 (selftest::lexer_test::lexer_test): New constructor.
13261 (selftest::lexer_test::~lexer_test): New destructor.
13262 (selftest::lexer_test::get_token): New method.
13263 (selftest::assert_char_at_range): New function.
13264 (ASSERT_CHAR_AT_RANGE): New macro.
13265 (selftest::assert_num_substring_ranges): New function.
13266 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13267 (selftest::assert_has_no_substring_ranges): New function.
13268 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13269 (selftest::test_lexer_string_locations_simple): New function.
13270 (selftest::test_lexer_string_locations_ebcdic): New function.
13271 (selftest::test_lexer_string_locations_hex): New function.
13272 (selftest::test_lexer_string_locations_oct): New function.
13273 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13274 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13275 (selftest::test_lexer_string_locations_ucn4): New function.
13276 (selftest::test_lexer_string_locations_ucn8): New function.
13277 (selftest::uint32_from_big_endian): New function.
13278 (selftest::test_lexer_string_locations_wide_string): New function.
13279 (selftest::uint16_from_big_endian): New function.
13280 (selftest::test_lexer_string_locations_string16): New function.
13281 (selftest::test_lexer_string_locations_string32): New function.
13282 (selftest::test_lexer_string_locations_u8): New function.
13283 (selftest::test_lexer_string_locations_utf8_source): New function.
13284 (selftest::test_lexer_string_locations_concatenation_1): New
13286 (selftest::test_lexer_string_locations_concatenation_2): New
13288 (selftest::test_lexer_string_locations_concatenation_3): New
13290 (selftest::test_lexer_string_locations_macro): New function.
13291 (selftest::test_lexer_string_locations_stringified_macro_argument):
13293 (selftest::test_lexer_string_locations_non_string): New function.
13294 (selftest::test_lexer_string_locations_long_line): New function.
13295 (selftest::test_lexer_char_constants): New function.
13296 (selftest::input_c_tests): Call the new test functions once per
13297 case within the line_table test matrix.
13298 * input.h (struct string_concat): New struct.
13299 (struct location_hash): New struct.
13300 (class string_concat_db): New class.
13301 * substring-locations.h: New header.
13303 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13305 PR tree-optimization/72810
13306 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13307 the type of the case labels when truncating.
13309 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13312 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13313 (aarch64_fp16_ptr_type_node): Likewise.
13314 * config/aarch64/aarch64-simd-builtins.c
13315 (aarch64_fp16_ptr_type_node): Define.
13316 (aarch64_init_fp16_types): New, refactored out of...
13317 (aarch64_init_builtins): ...here, update to call
13318 aarch64_init_fp16_types.
13319 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13321 (aapcs_vfp_sub_candidate): Likewise.
13323 2016-08-05 Martin Liska <mliska@suse.cz>
13324 Joshua Cranmer <Pidgeot18@gmail.com>
13326 * gcov.c (line_t::has_block): New function.
13327 (enum loop_type): New enum.
13328 (handle_cycle): New function.
13329 (unblock): Likewise.
13330 (circuit): Likewise.
13331 (get_cycles_count): Likewise.
13332 (accumulate_line_counts): Use new loop detection algorithm.
13334 2016-08-05 Martin Liska <mliska@suse.cz>
13336 * gcov.c (output_intermediate_file): Rename
13337 function_info::line_next to next_file_fn.
13338 (process_file): Likewise.
13339 (read_graph_file): Likewise.
13340 (accumulate_line_counts): Likewise.
13341 (output_lines): Likewise.
13343 2016-08-05 Richard Biener <rguenther@suse.de>
13345 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13346 restriction on threading to a loop header.
13348 2016-08-05 Richard Biener <rguenther@suse.de>
13350 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13351 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13352 adjust loop info accordingly.
13354 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13356 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13357 before folding call to __builtin_constant_p with parameters to false.
13359 2016-08-05 Alan Modra <amodra@gmail.com>
13361 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13362 code accidentally committed 2016-05-02 providing class when given
13365 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13367 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13368 the case label ranges that partially overlap with OP's value
13371 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13375 Cast builtin function result to __mmask16 instead of __mmask8.
13376 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13377 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13378 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13380 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13382 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13383 (ASSERT_TRUE_AT): New macro.
13384 (ASSERT_FALSE): Reimplement in terms of...
13385 (ASSERT_FALSE_AT): New macro.
13386 (ASSERT_STREQ_AT): Fix typo in comment.
13388 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13390 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13391 labels are exhaustive, designate the label with the widest
13392 range to be the default label.
13394 2016-08-04 Andrew Pinski <apinski@cavium.com>
13396 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13397 (thunderx_tunings): Use thunderx_vector_cost instead of
13398 generic_vector_cost.
13400 2016-08-04 Martin Liska <mliska@suse.cz>
13402 * gcov.c (main): Fix GNU coding style.
13403 (output_intermediate_file): Likewise.
13404 (process_file): Likewise.
13405 (generate_results): Likewise.
13406 (release_structures): Likewise.
13407 (create_file_names): Likewise.
13408 (find_source): Likewise.
13409 (read_graph_file): Likewise.
13410 (find_exception_blocks): Likewise.
13411 (canonicalize_name): Likewise.
13412 (make_gcov_file_name): Likewise.
13413 (mangle_name): Likewise.
13414 (accumulate_line_counts): Likewise.
13415 (output_branch_count): Likewise.
13416 (read_line): Likewise.
13418 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13420 PR rtl-optimization/71779
13421 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13422 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13423 or if it was truncated.
13425 PR rtl-optimization/70903
13426 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13428 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13430 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13431 accessing SSA_NAME_PTR_INFO.
13433 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13436 * common/config/avr/avr-common.c (avr_option_optimization_table)
13437 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13439 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13442 * config/avr/avr.md: New pattern to work around do_store_flag
13443 generating shift instructions for bit extractions.
13445 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13447 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13449 (add_equivalence): Likewise.
13450 (get_value_range): Allocate value range with vrp_value_range_pool.
13451 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13452 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13454 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13456 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13457 the default for the rs6000 port.
13459 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13461 PR middle-end/71876
13462 * calls.c (special_function_p): Remove special handling of
13463 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13464 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13465 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13467 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13469 PR middle-end/72778
13470 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13471 Don't stop on regular insns.
13473 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13475 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13476 size to DImode boundary.
13477 (nvptx_propagate): Likewise.
13479 2016-08-03 Alan Modra <amodra@gmail.com>
13481 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13482 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13483 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13484 from -mefficient-unaligned-vector. Note that this affects fp too.
13486 2016-08-03 Alan Modra <amodra@gmail.com>
13488 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13491 2016-08-03 Alan Modra <amodra@gmail.com>
13493 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13494 to a reg. Localize vars.
13496 2016-08-03 Alan Modra <amodra@gmail.com>
13498 * config/rs6000/rs6000.opt: Remove negatives from help strings
13501 2016-08-03 Alan Modra <amodra@gmail.com>
13503 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13504 Delete duplicated code.
13506 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13508 PR middle-end/72778
13509 * lra-spills.c (regno_in_use_p): New.
13510 (lra_final_code_change): Use it.
13512 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13514 PR rtl-optimization/69847
13515 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13517 (lra_rtx_hash): New.
13518 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13520 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13521 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13522 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13523 next insn is USE with the same reg as the current insn source.
13524 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13526 (lra_constraints_init): Call initiate_invariants.
13527 (lra_constraints_finish): Call finish_invariants.
13528 (struct invariant, invariant_t, invariant_ptr_t): New.
13529 (const_invariant_ptr_t, invariants, invariants_pool): New.
13530 (invariant_table, invariant_hash, invariant_eq_p): New.
13531 (insert_invariant, initiate_invariants, finish_invariants): New.
13532 (clear_invariants, invalid_invariant_regs): New.
13533 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13534 instead of restore_regno.
13535 (invariant_p, process_invariant_for_inheritance): New.
13536 (inherit_in_ebb): Implement invariant inheritance.
13537 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13538 (remove_inheritance_pseudos): Implement undoing invariant
13540 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13541 instead of restore_regno.
13542 * lra-assigns.c (regno_live_length): New.
13543 (reload_pseudo_compare_func): Use regno_live_length.
13544 (assign_by_spills): Use restore_rtx instead of restore_regno.
13545 (lra_assign): Ditto. Initiate regno_live_length.
13547 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13549 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13550 __builtin_aarch64_fmindf.
13552 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13554 PR tree-optimization/34114
13555 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13556 information for more control IVs.
13558 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13560 PR tree-optimization/34114
13561 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13562 PLUS_EXPR case. Handle SSA_NAME case.
13564 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13566 * config/aarch64/aarch64-simd-builtins.def
13567 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13568 (__builtin_aarch64_fmaxdf): Likewise.
13569 (__builtin_aarch64_smin_nandf): Likewise.
13570 (__builtin_aarch64_smax_nandf): Likewise.
13571 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13572 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13573 (<fmaxmin><mode>3): ...this.
13574 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13575 (vminnm_f64): Likewise.
13576 (vmin_f64): Likewise.
13577 (vmax_f64): Likewise.
13578 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13579 (FMAXMIN_UNS): ...this.
13580 (fmaxmin): Merged with
13581 (fmaxmin_op): ...this...
13582 (maxmin_uns_op): ...in to this.
13584 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13586 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13587 Add support for vec_extract on vector float, vector int, vector
13588 short, and vector char vector types.
13589 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13590 vector float, vector int, vector short, and vector char
13591 optimizations on 64-bit ISA 2.07 systems for both constant and
13592 variable element numbers.
13593 (rs6000_split_vec_extract_var): Likewise.
13594 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13595 Altivec registers on ISA 2.07 and above.
13596 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13597 which never was matched due to the split occuring before register
13598 allocation (and the code would not have worked on little endian
13599 systems if it did match). Allow extracts to go to the Altivec
13600 registers if ISA 2.07 (power8). Change from using "" around the
13601 C++ code to using {}'s.
13602 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13603 vec_extracts when the vector is in memory.
13604 (vsx_extract_v4sf_var): New insn to optimize vector float
13605 vec_extracts when the element number is variable on 64-bit ISA
13607 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13608 for 64-bit ISA 2.07 as well as ISA 3.0.
13609 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13610 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13611 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13612 optimize vector int, vector short, and vector char vec_extracts
13613 when the vector is in memory.
13614 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13615 optimize vector int, vector short, and vector char vec_extracts
13616 when the element number is variable.
13618 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13621 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13622 does not overlap with other symbol flags.
13624 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13626 * config/aarch64/aarch64.h (aarch64_frame):
13627 Remove padding0 and hardfp_offset. Add locals_offset,
13628 initial_adjust, callee_adjust, callee_offset and final_adjust.
13629 * config/aarch64/aarch64.c (aarch64_layout_frame):
13630 Remove unused padding0 and hardfp_offset initializations.
13631 Choose frame layout and set frame variables accordingly.
13632 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13633 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13634 (aarch64_pop_regs): Likewise.
13635 (aarch64_expand_prologue): Remove all decision code, just emit
13636 prolog according to frame variables.
13637 (aarch64_expand_epilogue): Remove all decision code, just emit
13638 epilog according to frame variables.
13639 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13641 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13644 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13645 fix_debug_reg_uses after changing source register mode to
13646 V1TImode if source register is undefined.
13648 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13650 PR tree-optimization/71818
13651 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13652 with non invariant evolutions
13654 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13657 * config/avr/avr.md (length) [branch]: Correct insn length
13658 attribute for forward branches.
13660 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13662 * doc/extend.texi (AVR Built-in Functions): Document
13663 __builtin_avr_nops.
13664 * config/avr/builtins.def (NOPS): New.
13665 * config/avr/avr.c (avr_expand_nops): New static function.
13666 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13668 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13670 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13671 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13674 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13676 * config/aarch64/aarch64.c (vulcan_tunings): Update
13677 vulcan L1 cache_line_size.
13679 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13681 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13682 function that takes a vector memory address, a hard register, an
13683 element number and a temporary base register, and recreates an
13684 address that points to the appropriate element within the vector.
13685 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13686 (rs6000_split_vec_extract_var): Add support for the target of a
13687 vec_extract with variable element number being a scalar memory
13689 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13691 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13692 vsx_extract_<mode>_load insn with a new insn that optimizes
13693 storing either element to a memory location, using scratch
13694 registers to pick apart the vector and reconstruct the address.
13695 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13696 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13697 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13699 (vsx_extract_<mode>_var): Add support for extracting a variable
13700 element number from memory.
13702 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13704 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13705 when testing for compares against constants of the form 0xabab.
13707 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13709 PR tree-optimization/57558
13710 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13712 (vect_loop_versioning): Support versioning with niter assumptions.
13713 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13714 (vect_get_loop_niters): New parameter. Reimplement to support
13715 assumptions in loop niter info.
13716 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13717 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13718 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13719 Support loop versioning for niters.
13720 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13721 (vect_free_loop_info_assumptions): New function.
13722 (vectorize_loops): Free loop niter info for loops with flag
13723 LOOP_F_ASSUMPTIONS set if vectorization failed.
13724 * tree-vectorizer.h (struct _loop_vec_info): New field
13725 num_iters_assumptions.
13726 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13727 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13728 (LOOP_REQUIRES_VERSIONING): New macro.
13729 (vect_free_loop_info_assumptions): New decl.
13731 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13733 * cfgloop.h (struct loop): New field constraints.
13734 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13735 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
13737 * cfgloop.c (alloc_loop): Initialize new field.
13738 * cfgloopmanip.c (copy_loop_info): Copy constraints.
13739 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
13740 Adjust niter analysis wrto loop constraints.
13741 * doc/loop.texi (@node Number of iterations): Add description for loop
13744 2016-07-29 Marek Polacek <polacek@redhat.com>
13747 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
13748 (ix86_expand_round_builtin): Likewise.
13750 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
13751 Georg-Johann Lay <avr@gjlay.de>
13753 PR rtl-optimization/71976
13754 * combine.c (get_last_value): Return 0 if the argument for which
13755 the function is called has a wider mode than the recorded value.
13757 2016-07-29 Marek Polacek <polacek@redhat.com>
13760 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13761 (altivec_expand_st_builtin): Likewise.
13763 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13765 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13766 introduced in r238381.
13768 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13770 PR middle-end/68217
13771 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13772 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13774 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13776 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13778 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13779 Add support for vec_extract of vector double or vector long having
13780 a variable element number on 64-bit ISA 2.07 systems or newer.
13781 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13783 (rs6000_split_vec_extract_var): New function to split a
13784 vec_extract built-in function with variable element number.
13785 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13787 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13788 (UNSPEC_VSX_EXTRACT): Likewise.
13789 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13790 direct move instructions to be generated on 64-bit ISA 2.07
13791 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13793 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13794 arguments for vec_extract variable element.
13795 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13796 vec_extract with variable element on V2DFmode and V2DImode
13798 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13799 -mupper-regs-df requirement, since it isn't needed.
13800 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13801 do direct moves on 64-bit systems, which allows optimization of
13802 vec_extract on 64-bit ISA 2.07 systems and newer.
13804 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13805 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13807 * config/aarch64/aarch64.md
13808 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13809 statement and type.
13810 (<optab>qihi2_aarch64): Likewise, and split into two.
13811 (extendqihi2_aarch64): New.
13812 (zero_extendqihi2_aarch64): New.
13813 * config/aarch64/iterators.md (ldrxt): Remove.
13814 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13817 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13819 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13821 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13823 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13824 (aarch64_push_reg): New function to push 1 or 2 registers.
13825 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13826 (aarch64_expand_prologue): Use aarch64_push_regs.
13827 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13829 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13831 PR tree-optimization/71734
13832 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13833 attribute instead of REF_LOOP and use it.
13834 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13835 set it for Loops having non-zero safelen attribute.
13836 (ref_indep_loop_p): Pass zero as initial value for safelen.
13838 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13840 PR middle-end/72657
13842 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13843 call using chkp_gimple_call_builtin_p.
13844 (chkp_copy_bounds_for_assign): Likewise.
13846 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13848 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13849 * config/arm/arm-protos.h (struct tune_params): Likewise.
13850 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13851 (cortex_a9_sched_adjust_cost): Likewise.
13852 (fa726te_sched_adjust_cost): Likewise.
13853 (arm_adjust_cost): Likewise.
13854 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13855 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13856 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13857 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13858 * config/ia64/ia64.c: Likewise.
13859 * config/m68k/m68k.c: Likewise.
13860 * config/mep/mep.c (mep_adjust_cost): Likewise.
13861 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13863 * config/mips/mips.c (mips_adjust_cost): Likewise.
13864 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13866 * config/pa/pa.c (pa_adjust_cost): Likewise.
13867 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13868 (rs6000_debug_adjust_cost): Likewise.
13869 * config/sh/sh.c (sh_adjust_cost): Likewise.
13870 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13871 (hypersparc_adjust_cost): Likewise.
13872 (sparc_adjust_cost): Likewise.
13873 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13874 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13875 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13877 * config/visium/visium.c (visium_adjust_cost): Likewise.
13878 * doc/tm.texi: Regenerate.
13879 * haifa-sched.c (dep_cost_1): Adjust.
13880 * target.def: Merge adjust_cost and adjust_cost_2.
13882 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13884 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13886 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13888 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13889 (extract_mentioned_regs): Append to a vector instead of
13890 returning a rtx_expr_list.
13891 (st_expr_entry): Adjust.
13892 (free_st_expr_entry): Likewise.
13893 (store_ops_ok): Likewise.
13894 (store_killed_in_insn): Likewise.
13895 (find_moveable_store): Likewise.
13897 2016-07-28 Martin Liska <mliska@suse.cz>
13899 PR gcov-profile/68025
13900 * tree-profile.c (tree_profiling): Respect
13901 no_profile_instrument_function attribute.
13902 * doc/extend.texi: Document no_profile_instrument_function
13905 2016-07-28 Martin Liska <mliska@suse.cz>
13907 PR rtl-optimization/70944
13908 * combine.c (make_compound_operation):
13909 Do not allow make_compound_operation for vector mode
13911 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13913 PR middle-end/71994
13914 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13915 before calling get_ops.
13917 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13919 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13920 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13921 (BITS_PER_UNIT_LOG): Remove.
13922 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13923 * expr.c (expand_assignment): Likewise.
13924 * stor-layout.c (initialize_sizetypes): Likewise.
13926 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13928 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13929 signature of rs6000_expand_vector_extract so that the element
13930 number is a RTX instead of a constant integer.
13931 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13933 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13934 (altivec_expand_vec_ext_builtin): Likewise.
13935 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13936 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13937 MFVSRLD instruction.
13939 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13941 * input.c (get_pure_location): Move here from tree.c.
13942 (make_location): Likewise. Add header comment.
13943 (selftest::test_accessing_ordinary_linemaps): Verify
13944 pure_location_p, make_location, get_location_from_adhoc_loc and
13945 get_range_from_loc.
13946 * input.h (get_pure_location): Move declaration here from tree.h.
13947 (get_finish): Likewise for inline function.
13948 (make_location): Likewise for declaration.
13949 * tree.c (get_pure_location): Move to input.c.
13950 (make_location): Likewise.
13951 * tree.h (get_pure_location): Move declaration to tree.h.
13952 (get_finish): Likewise for inline function.
13953 (make_location): Likewise for declaration.
13955 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13957 PR middle-end/71078
13958 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13960 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13962 * system.h (STATIC_ASSERT): Use static_assert if building
13963 with C++11 onwards.
13965 2016-07-27 Richard Biener <rguenther@suse.de>
13967 PR tree-optimization/72517
13968 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13969 Revert change to not compute read-read dependences.
13971 2016-07-27 Richard Biener <rguenther@suse.de>
13973 * predict.c (set_even_probabilities): Make nedges unsigned.
13975 2016-07-27 Martin Liska <mliska@suse.cz>
13977 * predict.c (set_even_probabilities): Handle unlikely edges.
13978 (combine_predictions_for_bb): Likewise.
13980 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13983 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13984 __float128 support when we don't have hardware support, so that
13985 the IEEE built-in functions like isgreater, first call __unordkf3
13986 to make sure neither operand is a NaN, and if both operands are
13987 ordered, do the normal comparison.
13989 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13991 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13993 (extract_code_and_val_from_cond_with_ops): Verify that name is
13994 either cond_op0 or cond_op1.
13996 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13998 PR tree-optimization/18046
13999 * genmodes.c (emit_mode_size_inline): Emit an assert that
14000 verifies that mode is a valid array index.
14001 (emit_mode_nuinits_inline): Likewise.
14002 (emit_mode_inner_inline): Likewise.
14003 (emit_mode_unit_size_inline): Likewise.
14004 (emit_mode_unit_precision_inline): Likewise.
14005 * tree-vrp.c: Include params.h.
14006 (find_switch_asserts): Register edge assertions for the default
14007 label which correspond to the anti-ranges of each case label.
14008 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14009 * doc/invoke.texi: Document it.
14011 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14013 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14014 and unnecessary call to gimple_bb.
14016 2016-07-26 Richard Biener <rguenther@suse.de>
14018 PR rtl-optimization/71984
14019 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14022 2016-07-26 Richard Biener <rguenther@suse.de>
14024 PR middle-end/72517
14025 * expmed.c (extract_bit_field_1): Constrain the vector mode
14026 with element size matching the extraction mode size when
14027 choosing a better vector mode to do the extraction from.
14029 2016-07-26 Richard Biener <rguenther@suse.de>
14030 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14032 PR middle-end/70920
14033 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14036 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14038 * tree-ssa-structalias.c (struct scc_info): Change types of
14039 members to auto_sbitmap and auto_vec.
14040 (scc_info::scc_info): New constructor.
14041 (scc_info::~scc_info): New destructor.
14042 (init_scc_info): Remove.
14043 (free_scc_info): Remove.
14044 (find_indirect_cycles): Adjust.
14045 (perform_var_substitution): Likewise.
14046 (free_var_substitution_info): Likewise.
14048 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14050 * tree-outof-ssa.c (struct elim_graph): Change type of members
14051 to auto_vec and auto_sbitmap.
14052 (elim_graph::elim_graph): New constructor.
14053 (delete_elim_graph): Remove.
14054 (expand_phi_nodes): Adjust.
14056 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14058 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14059 (new_elim_graph): Adjust.
14060 (clear_elim_graph): Likewise.
14061 (delete_elim_graph): Likewise.
14062 (elim_graph_size): Likewise.
14063 (elim_graph_add_node): Likewise.
14064 (elim_graph_add_edge): Likewise.
14065 (elim_graph_remove_succ_edge): Likewise.
14066 (eliminate_name): Likewise.
14067 (eliminate_build): Likewise.
14068 (elim_forward): Likewise.
14069 (elim_unvisited_predecessor): Likewise.
14070 (elim_backward): Likewise.
14071 (elim_create): Likewise.
14072 (eliminate_phi): Likewise.
14073 (expand_phi_nodes): Likewise.
14075 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14077 * bt-load.c (compute_out): Use auto_sbitmap class.
14078 (link_btr_uses): Likewise.
14079 * cfganal.c (mark_dfs_back_edges): Likewise.
14080 (post_order_compute): Likewise.
14081 (inverted_post_order_compute): Likewise.
14082 (pre_and_rev_post_order_compute_fn): Likewise.
14083 (single_pred_before_succ_order): Likewise.
14084 * cfgexpand.c (pass_expand::execute): Likewise.
14085 * cfgloop.c (verify_loop_structure): Likewise.
14086 * cfgloopmanip.c (fix_bb_placements): Likewise.
14087 (remove_path): Likewise.
14088 (update_dominators_in_loop): Likewise.
14089 * cfgrtl.c (break_superblocks): Likewise.
14090 * ddg.c (check_sccs): Likewise.
14091 (create_ddg_all_sccs): Likewise.
14092 * df-core.c (df_worklist_dataflow): Likewise.
14093 * dse.c (dse_step3): Likewise.
14094 * except.c (eh_region_outermost): Likewise.
14095 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14096 * gcse.c (prune_expressions): Likewise.
14097 (prune_insertions_deletions): Likewise.
14098 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14099 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14100 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14101 * lcm.c (compute_earliest): Likewise.
14102 (compute_farthest): Likewise.
14103 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14104 (unroll_loop_runtime_iterations): Likewise.
14105 (unroll_loop_stupid): Likewise.
14106 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14107 * lra-lives.c: Likewise.
14108 * lra.c (lra): Likewise.
14109 * modulo-sched.c (schedule_reg_moves): Likewise.
14110 (optimize_sc): Likewise.
14111 (get_sched_window): Likewise.
14112 (sms_schedule_by_order): Likewise.
14113 (check_nodes_order): Likewise.
14114 (order_nodes_of_sccs): Likewise.
14115 (order_nodes_in_scc): Likewise.
14116 * recog.c (split_all_insns): Likewise.
14117 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14118 * reload1.c (reload): Likewise.
14119 * sched-rgn.c (haifa_find_rgns): Likewise.
14120 (split_edges): Likewise.
14121 (compute_trg_info): Likewise.
14122 * sel-sched.c (init_seqno): Likewise.
14123 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14124 * tree-into-ssa.c (update_ssa): Likewise.
14125 * tree-ssa-live.c (live_worklist): Likewise.
14126 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14127 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14129 (try_peel_loop): Likewise.
14130 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14132 * tree-ssa-pre.c (compute_antic): Likewise.
14133 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14134 * tree-stdarg.c (reachable_at_most_once): Likewise.
14135 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14136 * var-tracking.c (vt_find_locations): Likewise.
14138 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14140 * sbitmap.h (auto_sbitmap): New class.
14142 2016-07-26 Alan Modra <amodra@gmail.com>
14145 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14148 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14150 * input.c (selftest::temp_source_file::temp_source_file): Fix
14151 missing "%s" in fprintf.
14153 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14155 PR middle-end/71732
14156 * cselib.c (cselib_process_insn): Invalidate argument slots for
14159 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14161 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14162 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14163 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14165 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14167 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14168 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14169 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14171 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14173 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14174 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14176 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14177 (add<mode>3): Likewise.
14178 (sub<mode>3): Likewise.
14179 (mul<mode>3): Likewise.
14180 (div<mode>3): Likewise.
14181 (*div<mode>3): Likewise.
14182 (<fmaxmin><mode>3): Extend to HF.
14183 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14184 (fabd<mode>3): Likewise.
14185 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14186 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14187 (aarch64_fmulx<mode>): Likewise.
14188 (aarch64_fac<optab><mode>): Likewise.
14189 (aarch64_frecps<mode>): Likewise.
14190 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14191 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14192 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14193 (VSDQ_HSDI): Support HI.
14194 (fcvt_target, FCVT_TARGET): Likewise.
14195 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14196 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14197 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14198 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14199 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14200 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14201 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14202 vrsqrtsh_f16): New.
14204 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14206 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14207 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14208 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14209 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14211 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14212 (aarch64_cm<optab><mode>): Likewise.
14213 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14214 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14215 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14216 (sqrt<mode>2): Likewise.
14217 (*sqrt<mode>2): Likewise.
14218 (abs<mode>2): Likewise.
14219 (<optab><mode>hf2): New pattern for HF mode.
14220 (<optab>hihf2): Likewise.
14221 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14222 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14223 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14225 * config/aarch64/arm_fp16.h: New file.
14226 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14227 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14228 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14229 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14230 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14231 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14232 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14233 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14234 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14235 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14236 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14237 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14240 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14242 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14243 reduc_smin_scal_): Use VDQIF_F16.
14244 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14245 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14247 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14248 * config/aarch64/iterators.md (VDQIF_F16): New.
14249 (vp): Support HF modes.
14250 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14251 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14253 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14255 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14256 "*aarch64_mulx_elt_from_dup<mode>".
14257 (*aarch64_mul3_elt<mode>): Update schedule type.
14258 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14259 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14260 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14261 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14262 (f, fp): Support HF modes.
14263 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14264 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14265 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14266 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14267 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14268 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14270 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14272 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14273 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14275 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14278 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14280 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14281 * config/aarch64/aarch64-simd.md
14282 (aarch64_rsqrts<mode>): Extend to HF modes.
14283 (fabd<mode>3): Likewise.
14284 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14285 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14286 (aarch64_<maxmin_uns>p<mode>): Likewise.
14287 (<su><maxmin><mode>3): Likewise.
14288 (<maxmin_uns><mode>3): Likewise.
14289 (<fmaxmin><mode>3): Likewise.
14290 (aarch64_faddp<mode>): Likewise.
14291 (aarch64_fmulx<mode>): Likewise.
14292 (aarch64_frecps<mode>): Likewise.
14293 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14294 (add<mode>3): Extend to HF modes.
14295 (sub<mode>3): Likewise.
14296 (mul<mode>3): Likewise.
14297 (div<mode>3): Likewise.
14298 (*div<mode>3): Likewise.
14299 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14301 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14302 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14303 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14304 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14305 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14306 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14307 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14308 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14309 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14310 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14311 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14312 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14313 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14314 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14316 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14318 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14319 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14320 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14321 (neg<mode>2): Likewise.
14322 (abs<mode>2): Likewise.
14323 (<frint_pattern><mode>2): Likewise.
14324 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14325 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14326 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14327 (ftrunc<VDQF:mode>2): Likewise.
14328 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14329 (sqrt<mode>2): Likewise.
14330 (*sqrt<mode>2): Likewise.
14331 (aarch64_frecpe<mode>): Likewise.
14332 (aarch64_cm<optab><mode>): Likewise.
14333 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14335 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14336 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14338 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14339 (vdupq_n_f16): Likewise.
14340 (vld1_dup_f16): Use vdup_n_f16.
14341 (vld1q_dup_f16): Use vdupq_n_f16.
14342 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14343 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14344 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14345 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14346 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14347 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14348 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14349 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14350 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14351 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14352 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14353 vsqrt_f16, vsqrtq_f16): New.
14355 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14357 * config/aarch64/aarch64-simd.md
14358 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14359 (aarch64_ext<mode>): Likewise.
14360 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14361 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14362 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14364 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14366 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14367 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14368 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14369 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14370 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14371 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14372 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14374 (vmov_n_f16): Reimplement using vdup_n_f16.
14375 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14377 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14379 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14380 "frame_related_p". Generate CFA annotation when it's necessary.
14381 (aarch64_expand_prologue): Use aarch64_add_constant.
14382 (aarch64_expand_epilogue): Likewise.
14383 (aarch64_output_mi_thunk): Pass "false" when calling
14384 aarch64_add_constant.
14386 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14388 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14391 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14393 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14394 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14395 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14396 (aarch64_build_constant): Delete.
14398 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14401 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14403 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14404 flag_toplevel_reorder.
14406 2016-07-25 Richard Biener <rguenther@suse.de>
14408 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14409 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14410 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14411 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14412 (streamer_get_builtin_tree): Likewise.
14413 (streamer_write_builtin): Likewise.
14414 * lto-streamer.h (LTO_builtin_decl): Remove.
14415 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14416 (lto_input_scc): Remove LTO_builtin_decl handling.
14417 (lto_input_tree_1): Liekwise.
14418 * lto-streamer-out.c (lto_output_tree_1): Remove special
14419 handling of builtins.
14420 (DFS::DFS): Likewise.
14421 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14422 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14424 (streamer_write_builtin): Remove.
14426 2016-07-25 Martin Liska <mliska@suse.cz>
14428 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14429 if flag_auto_profile is set to true.
14431 2016-07-25 Martin Liska <mliska@suse.cz>
14433 PR gcov-profile/71868
14434 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14435 have a function with multiple latches, count them all.
14437 2016-07-25 Martin Liska <mliska@suse.cz>
14439 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14441 2016-07-25 Martin Liska <mliska@suse.cz>
14443 PR tree-optimization/71987
14444 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14445 just for SSA_NAMEs. Fix GNU coding style.
14447 2016-07-25 Martin Liska <mliska@suse.cz>
14449 PR gcov-profile/64874
14450 * gcov-io.h: Update command about file format.
14451 * gcov-iov.c (main): Adapt the numbering scheme.
14453 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14455 PR middle-end/66726
14456 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14457 whose result is used in PHI.
14458 (final_range_test_p): Likewise.
14459 (maybe_optimize_range_tests): Likewise.
14461 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14463 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14464 Reformat two multi-line strings.
14466 2016-07-22 Martin Sebor <msebor@redhat.com>
14468 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14470 2016-07-22 Martin Sebor <msebor@redhat.com>
14473 * doc/extend.texi (Compound Literals): Correct and clarify.
14474 (Cast to Union): Same.
14476 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14478 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14479 comments to explain why certain error messages make mention of
14480 undocumented options.
14481 (rs6000_invalid_builtin): Change error messages to replace mention
14482 of undocumented options with mention of the -mcpu=power9 option
14483 that enables those undocumented options.
14484 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14485 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14486 definition of this macro to correct an existing error.
14487 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14488 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14489 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14490 descriptions of built-in functions so that they depend on
14491 -mcpu=power9 instead of on the corresponding undocumented flags.
14492 * doc/invoke.texi (Option Summary): Remove all mention of newly
14493 undocumented flags.
14494 (IBM RS/6000 and PowerPC Options): Likewise.
14495 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14496 mention of newly undocumented flags.
14498 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14500 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14501 when target_clones attribute is set.
14503 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14505 * common.opt (funsafe-loop-optimizations): Mark ignore.
14506 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14507 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14509 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14510 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14512 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14514 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14516 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14518 (number_of_iterations_exit): Warn missed loop optimization for
14519 possible infinite loops.
14521 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14524 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14525 when to emit a ".machine" pseudo-op.
14527 2016-07-22 Martin Liska <mliska@suse.cz>
14529 PR gcov-profile/69028
14530 PR gcov-profile/62047
14531 * coverage.c (coverage_compute_lineno_checksum): Do not
14532 calculate checksum for fns w/o xloc.file.
14533 (coverage_compute_profile_id): Likewise.
14535 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14537 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14538 (avr_secondary_reload): ...and implementation.
14539 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14540 * config/avr/avr.md (reload_in<mode>): Remove insns.
14541 (adjust_len) [lpm]: Remove insn attribute value.
14542 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14544 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14546 PR middle-end/71876
14547 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14549 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14550 * calls.c (special_function_p): Remove the special handling of the
14551 "__builtin_" prefix.
14553 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14555 PR middle-end/71876
14556 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14557 if STMT may be an alloca call.
14558 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14559 builtin alloca call.
14560 * calls.h (gimple_maybe_alloca_call_p): New function.
14561 * tree-inline.c (inline_forbidden_p_stmt): Use
14562 gimple_maybe_alloca_call_p here.
14564 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14566 * spellcheck-tree.c (best_macro_match::best_macro_match):
14567 Explictly specify the template arguments when invoking the base
14568 class constructor, to help older C++ compilers.
14570 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14573 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14574 before builtin_decl_implicit.
14576 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14578 * optabs.c (emit_condiitonal_move): Short circuit for identical
14581 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14583 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14584 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14585 (noce_conversion_profitable_p): New.
14586 (noce_try_store_flag_constants): Use it.
14587 (noce_try_addcc): Likewise.
14588 (noce_try_store_flag_mask): Likewise.
14589 (noce_try_cmove): Likewise.
14590 (noce_try_cmove_arith): Likewise.
14591 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14593 (noce_convert_multiple_sets): Move cost model to here, from...
14594 (bb_ok_for_noce_convert_multiple_sets) ...here.
14595 (noce_process_if_block): Update calls for above changes.
14596 (noce_find_if_block): Record new noce_if_info parameters.
14598 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14600 * target.def (max_noce_ifcvt_seq_cost): New.
14601 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14602 * doc/tm.texi: Regenerate.
14603 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14604 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14605 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14606 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14607 * doc/invoke.texi: Document new params.
14609 2016-07-21 Richard Biener <rguenther@suse.de>
14611 PR tree-optimization/71947
14612 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14613 ranges have useful limit_vr information.
14615 2016-07-21 Richard Biener <rguenther@suse.de>
14617 * function-tests.c (build_trivial_generic_function): Set
14618 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14619 * omp-low.c (create_omp_child_function): Likewise.
14620 (grid_expand_target_grid_body): Likewise.
14621 * cgraphunit.c (init_lowered_empty_function): Likewise.
14622 (cgraph_node::expand_thunk): Likewise.
14623 * tree-parloops.c (create_loop_fn): Likewise.
14624 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14626 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14628 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14631 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14633 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14634 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14635 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14636 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14637 values for insn attribute.
14638 * config/avr/avr.c (avr_out_insert_notbit): New function.
14639 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14640 ADJUST_LEN_INSV_NOTBIT_0/_7.
14641 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14643 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14645 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14646 (chrec_convert_1, chrec_convert): Ditto.
14647 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14648 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14649 * tree-vrp.c (adjust_range_with_scev): Ditto.
14650 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14651 (scev_var_range_cant_overflow): New function.
14652 (scev_probably_wraps_p): New parameter. Call above function.
14653 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14655 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14657 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14658 by removing computation of may_be_zero.
14660 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14662 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14664 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14666 Improving concepts performance and diagnostics.
14667 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14668 for constraint satisfaction and subsumption.
14669 * timevar.h (auto_timevar): New constructor that matches the push/pop
14670 pattern of usage in pt.c.
14672 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14674 * hwint.h (HOST_WIDE_INT_0): New define.
14675 (HOST_WIDE_INT_0U): Ditto.
14676 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14677 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14678 * simplify-rtx.c: Ditto.
14679 * tree-object-size.c: Ditto.
14681 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14683 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14686 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14688 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14689 * combine.c: Use HOST_WIDE_INT_M1U instead of
14690 ~(unsigned HOST_WIDE_INT) 0.
14691 * double-int.h: Ditto.
14693 * dwarf2asm.c:Ditto.
14695 * genmodes.c: Ditto.
14697 * read-rtl.c: Ditto.
14698 * tree-ssa-loop-ivopts.c: Ditto.
14699 * tree-ssa-loop-prefetch.c: Ditto.
14700 * tree-vect-generic.c: Ditto.
14701 * tree-vect-patterns.c: Ditto.
14704 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14706 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14707 constant addresses outside [0,0xc0] into a register.
14708 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14709 cases where the base address register is unused after.
14710 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14711 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14712 (avr_out_store_psi_reg_disp_tiny): Same.
14714 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14716 Implement attribute progmem on reduced Tiny cores by adding
14717 flash offset 0x4000 to respective symbols.
14720 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14721 documentation how it works on reduced Tiny cores.
14722 (AVR Named Address Spaces): No support for reduced Tiny.
14723 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14724 (avr_address_tiny_pm_p): New static function.
14725 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14726 if the address is in progmem.
14727 (avr_assemble_integer): Same.
14728 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14729 for symbol_ref in progmem.
14730 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14731 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14732 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14734 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14736 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
14737 * configure: Regenerate.
14738 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
14739 (USE_THIN_ARCHIVES): New variable.
14740 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
14741 this archive as a thin archive.
14743 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14745 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
14746 same location as last time, don't skip if we have fix-it hints.
14747 Clarify the skipping logic by converting it from one "if" clause
14748 to repeated "if" clauses.
14749 * spellcheck-tree.c: Include "cpplib.h".
14750 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
14751 (best_macro_match::best_macro_match): New constructor.
14752 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
14753 Move here from c/c-decl.c.
14754 (class best_macro_match): Move here from c/c-decl.c, converting
14755 from a typedef to a subclass, gaining a ctor.
14757 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14759 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14760 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14762 (avr_addr_space_diagnose_usage): ...and implementation.
14763 (avr_addr_space_supported_p): New function.
14764 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14765 report bad address space usage if that space is supported.
14766 (avr_insert_attributes): Same. No more complain about unsupported
14768 * config/avr/avr-c.c (tm_p.h): Include it.
14769 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14770 macro if avr_addr_space_supported_p.
14772 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14774 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14775 flag_toplevel_reorder.
14777 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14779 * gcc-rich-location.c
14780 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14782 * gcc-rich-location.h
14783 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14785 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14787 * target.def (addr_space): Add new diagnose_usage to hook vector.
14788 * targhooks.c (default_addr_space_diagnose_usage): Add default
14789 implementation and...
14790 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14791 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14792 is some address space, call targetm.addr_space.diagnose_usage.
14793 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14794 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14795 * doc/tm.texi: Regenerate.
14797 2016-07-20 Martin Liska <mliska@suse.cz>
14799 PR middle-end/71898
14800 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14801 Properly handly PHI stmts.
14803 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14805 PR tree-optimization/71503
14806 PR tree-optimization/71683
14807 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14810 2016-07-20 Martin Liska <mliska@suse.cz>
14812 * doc/invoke.texi (-fipa-ra): Document when the option is
14813 disabled. Fix a typo.
14815 2016-07-20 Martin Liska <mliska@suse.cz>
14817 * Makefile.in: Include fibonacci_heap.c
14818 * fibonacci_heap.c: New file.
14819 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14820 (fibonacci_heap::union_with): Fix deletion of the second heap.
14821 * selftest-run-tests.c (selftest::run_tests): Incorporate
14822 fibonacci heap tests.
14823 * selftest.h: Declare fibonacci_heap_c_tests.
14825 2016-07-20 Martin Liska <mliska@suse.cz>
14827 * selftest-run-tests.c (selftest::run_tests): New function.
14828 * selftest.h (sreal_c_tests): Declare.
14829 * sreal.c (sreal_verify_basics): New function.
14830 (verify_aritmetics): Likewise.
14831 (sreal_verify_arithmetics): Likewise.
14832 (verify_shifting): Likewise.
14833 (sreal_verify_shifting): Likewise.
14834 (void sreal_c_tests): Likewise.
14836 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14838 PR rtl-optimization/71916
14839 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14840 bb which have a single succ fake edge.
14842 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14845 * dwarf2out.c (gen_subprogram_die): Only call
14846 gen_unspecified_parameters_die while dumping early dwarf.
14848 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14850 PR middle-end/71874
14851 * gimple-fold.c (fold_builtin_memory_op): Use
14852 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14854 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14856 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14857 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14858 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14859 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14860 * combine.c: Ditto.
14863 * double-int.c: Ditto.
14865 * dwarf2out.c: Ditto.
14868 * fold-const.c: Ditto.
14869 * function.c: Ditto.
14871 * genmodes.c: Ditto.
14875 * loop-doloop.c: Ditto.
14876 * loop-invariant.c: Ditto.
14877 * loop-iv.c: Ditto.
14882 * rtlanal.c: Ditto.
14883 * simplify-rtx.c: Ditto.
14884 * stor-layout.c: Ditto.
14886 * tree-ssa-loop-ivopts.c: Ditto.
14887 * tree-vect-generic.c: Ditto.
14888 * tree-vect-patterns.c: Ditto.
14893 * wide-int-print.cc: Ditto.
14894 * wide-int.cc: Ditto.
14895 * wide-int.h: Ditto.
14897 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14899 * selftest.c (selftest::assert_streq): Handle NULL values of
14900 val_actual and val_expected.
14902 2016-07-19 Martin Jambor <mjambor@suse.cz>
14905 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14906 rather than cgraph_create_node to get a call graph node.
14908 2016-07-19 Richard Biener <rguenther@suse.de>
14910 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14911 handle all tcc_constant bases and valueize SSA names.
14912 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14913 tcc_constant bases.
14915 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14917 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14918 the flags of the exit block and bb2, not just the entry block.
14920 2016-07-19 Richard Biener <rguenther@suse.de>
14922 PR tree-optimization/71901
14923 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14924 align member, group stuff with the bitfield.
14925 (vn_ref_op_align_unit): New inline.
14926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14927 record element alignment and operand 3 unchanged.
14928 (ao_ref_init_from_vn_reference): Adjust.
14929 (valueize_refs_1): Likewise.
14930 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14932 2016-07-19 Richard Biener <rguenther@suse.de>
14934 PR tree-optimization/71908
14935 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14936 symbolic constants in a more reliable way.
14938 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14940 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14942 (vect_update_inits_of_drs): Likewise.
14943 (vect_create_cond_for_alias_checks): Likewise.
14944 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14946 2016-07-19 Richard Biener <rguenther@suse.de>
14949 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14950 with an abstract origin that is not an inlined function outer
14951 scope add a self-reference as abstract origin.
14952 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14954 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14957 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14958 unintentional System V.4 structure return breakage for structures
14959 with a single floating point element.
14961 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14963 PR tree-optimization/71734
14964 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14965 contains REF, use it to check safelen, assume that safelen value
14966 must be greater 1, fix style.
14967 (ref_indep_loop_p_2): Add REF_LOOP argument.
14968 (ref_indep_loop_p): Pass LOOP as additional argument to
14969 ref_indep_loop_p_2.
14971 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14973 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14974 allocation in the prologue.
14975 * explow.c (get_dynamic_stack_base): New function to return an address
14976 expression for the dynamic stack base.
14977 (get_dynamic_stack_size): New function to do the required dynamic stack
14978 space size calculations.
14979 (allocate_dynamic_stack_space): Use new functions.
14980 (align_dynamic_address): Move some code from
14981 allocate_dynamic_stack_space to new function.
14982 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14984 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14986 * config/s390/s390.c (s390_encode_section_info): Always set
14987 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14990 2016-07-18 Richard Biener <rguenther@suse.de>
14992 PR tree-optimization/71893
14993 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14994 for sizetype cast added by array_ref_element_size.
14995 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14997 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14999 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15000 register parameters. Remove code to initialize argument pointer
15001 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15002 using a pc-relative branch. Cleanup conditional code.
15003 * config/pa/pa.md (call_mcount): New expander.
15004 (call_mcount_nonpic): New insn.
15005 (call_mcount_pic): New insn and split.
15006 (call_mcount_pic_post_reload): New insn.
15007 (call_mcount_64bit): New insn and split.
15008 (call_mcount_64bit_post_reload): New insn.
15010 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15012 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15013 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15014 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15015 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15016 (*usum_widenqihi3, *udiff_widenqihi3)
15017 (*addhi3_zero_extend.const): New combiner insns.
15018 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15019 just 1 bit is affected.
15020 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15021 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15023 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15025 * omp-low.c (lower_omp_target): Mark data clauses with
15026 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15027 zero-length subarrays.
15029 2016-07-15 Richard Biener <rguenther@suse.de>
15031 PR tree-optimization/71881
15032 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15033 reverse DOM order to make debug temp generation happy.
15035 2016-07-15 Richard Biener <rguenther@suse.de>
15037 PR tree-optimization/71887
15038 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15039 verify it is not zero for division / modulo handling.
15040 (value_replacement): Adjust.
15042 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15043 Julian Brown <julian@codesourcery.com>
15045 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15046 * config/aarch64/aarch64-cost-tables.h
15047 (vulcan_extra_costs): New variable.
15048 * config/aarch64/aarch64.c
15049 (vulcan_addrcost_table): Likewise.
15050 (vulcan_regmove_cost): Likewise.
15051 (vulcan_vector_cost): Likewise.
15052 (vulcan_branch_cost): Likewise.
15053 (vulcan_tunings): Likewise.
15055 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15057 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15058 (output_in_order): Loop over undefined variables too. Output them
15059 via assemble_undefined_decl. Skip variables that correspond to hard
15060 registers or have value-exprs.
15061 * varpool.c (symbol_table::output_variables): Handle undefined
15062 variables together with defined ones.
15064 2016-07-15 Richard Biener <rguenther@suse.de>
15066 * tree-ssa-pre.c (get_representative_for): Make sure to return
15067 the value number of SSA names.
15068 (phi_translate_1): get_representative_for cannot return NULL.
15069 (do_pre_regular_insertion): Remove redundant call to
15070 fully_constant_expression.
15071 (do_pre_partial_partial_insertion): Likewise.
15073 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15075 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15076 (derive_simple_iv_with_niters): New function.
15077 (simple_iv): Rewrite using simple_iv_with_niters.
15078 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15079 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15081 (number_of_iterations_exit): Rewrite using above function.
15082 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15085 2016-07-15 Richard Biener <rguenther@suse.de>
15087 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15088 vec_construct cost.
15090 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15092 PR tree-optimization/71872
15093 * tree-data-ref.c (get_references_in_stmt): Ignore references
15094 with is_gimple_constant get_base_address.
15096 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15098 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15099 (TARGET_HAVE_LDACQD): New macro.
15100 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15101 than TARGET_HAVE_LDACQ.
15102 (arm_load_acquire_exclusivedi): Likewise.
15103 (arm_store_release_exclusivedi): Likewise.
15105 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15107 PR rtl-optimization/71878
15108 * lra-constraints.c (match_reload): Pass information about other
15109 output operands. Create new unique register value if matching input
15110 operand shares same register value as output operand being considered.
15111 (curr_insn_transform): Record output operands already processed.
15113 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15116 PR tree-optimization/70923
15117 * tree-vect-patterns.c: Include mult-synthesis.h.
15118 (target_supports_mult_synth_alg): New function.
15119 (synth_lshift_by_additions): Likewise.
15120 (apply_binop_and_append_stmt): Likewise.
15121 (vect_synth_mult_by_constant): Likewise.
15122 (target_has_vecop_for_code): Likewise.
15123 (vect_recog_mult_pattern): Use above functions to synthesize vector
15124 multiplication by integer constants.
15126 2016-07-14 Alan Modra <amodra@gmail.com>
15128 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15129 gpr alternatives. Correct '*' placement on Y,r alternative.
15130 Add '*' on operand 1 of r,r alternative.
15132 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15134 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15135 * expmed.h: ... Here.
15137 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15139 * gimple.h (stmt_can_terminate_bb_p): New function.
15140 * tree-cfg.c (need_fake_edge_p): Rename to ...
15141 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15142 throw external; handle const and pure calls.
15143 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15145 2016-07-14 Richard Biener <rguenther@suse.de>
15147 PR tree-optimization/71866
15148 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15149 (do_hoist_insertion): Avoid endless recursion when we
15150 didn't insert anything because we managed to simplify
15151 things down to a constant or SSA name.
15152 (fully_constant_expression): Re-write in terms of ...
15153 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15154 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15155 vn_nary_build_or_lookup_1.
15156 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15157 (vn_nary_build_or_lookup): ... this which now wraps it.
15159 2016-07-14 Alan Modra <amodra@gmail.com>
15162 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15163 with p9_vector override before power9-dform override.
15165 2016-07-13 Andi Kleen <ak@linux.intel.com>
15167 * value-prof.c (gimple_value_profile_transformations): Don't run
15168 when auto_profile is on.
15170 2016-07-13 Andi Kleen <ak@linux.intel.com>
15172 * auto-profile.c (update_inlined_ind_target,
15173 afdo_indirect_call): Print information to dump file.
15175 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15177 * genrecog.c (special_predicate_operand_p): New function.
15178 (predicate_name): Move function.
15179 (validate_pattern): Don't warn about missing mode for all
15180 define_special_predicate predicates.
15182 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15184 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15185 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15186 resolve alias checks which are known at compilation time.
15187 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15188 alias checks are resolved. Move dump info for too many runtime
15189 alias checks to here...
15190 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15192 2016-07-13 Richard Biener <rguenther@suse.de>
15194 PR tree-optimization/24574
15195 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15196 position and add shift, rotate, divison and modulo support
15198 (value_replacement): Pass in argument position to absorbing_element_p.
15200 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15203 * ipa-inline-transform.c (inline_call): Support
15204 instrumented thunks.
15206 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15208 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15209 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15211 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15212 Baseline. Make initial alternative TARGET_32BIT only.
15213 (udivsi3): Likewise.
15214 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15215 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15218 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15220 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15221 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15222 availability with TARGET_HAVE_MOVT.
15223 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15224 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15225 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15227 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15228 extra instruction if MOVW is available. Use a cost variable
15229 incremented by COSTS_N_INSNS (1) when the condition match rather than
15230 returning an arithmetic expression based on COSTS_N_INSNS. Make
15231 constant with bottom half word zero cost 2 instruction if MOVW is
15233 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15234 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15235 target is ARMv8-M Baseline.
15236 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15237 (arm_movtas_ze): Likewise.
15238 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15239 alternative for constants satisfying j constraint.
15240 (thumb1_movsi_insn): Likewise.
15241 (movsi splitter for K alternative): Tighten condition to not trigger
15242 if movt is available and j constraint is satisfied.
15243 (Pe immediate splitter): Likewise.
15244 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15245 constant fitting in an halfword to use MOVW.
15246 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15249 2016-07-13 Richard Biener <rguenther@suse.de>
15251 PR middle-end/71104
15252 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15253 gimplifying the LHS. Make sure to gimplify a returning twice
15254 call LHS without using SSA names.
15256 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15258 * tree-data-ref.c (find_data_references_in_stmt): Remove
15259 unnecessary call to vec::release.
15260 (graphite_find_data_references_in_stmt): Likewise.
15261 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15262 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15264 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15266 * cfgexpand.c (expand_used_vars): Make the type of a local
15268 * genmatch.c (lower_for): Likewise.
15269 * haifa-sched.c (haifa_sched_init): Likewise.
15270 (add_to_speculative_block): Likewise.
15271 (create_check_block_twin): Likewise.
15272 * predict.c (handle_missing_profiles): Likewise.
15273 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15274 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15275 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15277 (maybe_lower_iteration_bound): Likewise.
15278 * tree-ssa-sccvn.c (DFS): Likewise.
15279 * tree-stdarg.c (reachable_at_most_once): Likewise.
15280 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15281 (vectorizable_store): Likewise.
15283 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15285 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15286 (sccvn_dom_walker): make cond_stack an auto_vec.
15288 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15290 * ree.c (struct ext_state): Make type of members auto_vec.
15291 (find_and_remove_re): Adjust.
15293 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15295 * cfgexpand.c (struct stack_vars_data): Make type of fields
15297 (expand_used_vars): Adjust.
15299 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15301 * ipa.c (record_cdtor_fn): Adjust.
15302 (build_cdtor_fns): Likewise.
15303 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15306 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15308 * genextract.c (struct accum_extract): Add constructor and make
15310 (gen_insn): Adjust.
15312 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15314 * tree.c (struct free_lang_data_d): Add constructor and change
15315 types of members to ones that automatically manage resources.
15316 (fld_worklist_push): Adjust.
15317 (find_decls_types): Likewise.
15318 (find_decls_types_in_eh_region): Likewise.
15319 (free_lang_data_in_cgraph): Stop manually creating and
15320 destroying members of free_lang_data_d.
15322 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15324 PR rtl-optimization/68961
15325 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15326 peephole variant. Use sse_reg_operand predicates.
15328 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15330 * config/i386/predicates.md (x86_64_immediate_operand)
15331 <case CONST_INT>: Remove unneeded truncation to DImode.
15332 <case CONST>: Ditto.
15333 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15335 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15338 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15339 The xxperm and xxpermr instructions require that the 2nd input
15340 operand overlap with the output operand, and not the 1st.
15341 (altivec_vperm_v8hiv16qi): Likewise.
15342 (altivec_vperm_<mode>_uns_internal): Likewise.
15343 (altivec_vpermr_<mode>_internal): Likewise.
15344 (vperm_v8hiv4si): Likewise.
15345 (vperm_v16qiv8hi): Likewise.
15347 2016-07-12 Nathan Sidwell <nathan@acm.org>
15349 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15350 when -mno-pic-data-is-text-relative is in effect, by default.
15351 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15352 behavior and clarify.
15354 2016-07-12 Martin Liska <mliska@suse.cz>
15356 * params.def: Add avg-loop niter.
15357 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15358 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15359 * doc/invoke.texi: Document the new parameter.
15361 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15363 PR middle-end/71700
15364 * expr.c (store_constructor): Mask sign-extended bits when widening
15365 sub-word constructor element at the start of a word.
15367 2016-07-12 Martin Liska <mliska@suse.cz>
15369 * Makefile.in: Append rule for params-options.h.
15370 * params-options.h: New file.
15372 2016-07-12 Martin Liska <mliska@suse.cz>
15374 * ira-build.c (mark_loops_for_removal): Properly iterate
15377 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15378 Richard Biener <rguenther@suse.de>
15380 PR tree-optimization/23286
15381 PR tree-optimization/70159
15382 * doc/invoke.texi: Document -fcode-hoisting.
15383 * common.opt (fcode-hoisting): New flag.
15384 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15385 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15386 (do_regular_insertion): Rename to ...
15387 (do_pre_regular_insertion): ... this and amend general comments
15388 on insertion strathegy.
15389 (do_partial_partial_insertion): Rename to ...
15390 (do_pre_partial_partial_insertion): ... this.
15391 (do_hoist_insertion): New function.
15392 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15393 and call do_hoist_insertion properly.
15395 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15396 (pass_pre::execute): Register hoist_insert stats.
15398 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15400 PR middle-end/71716
15401 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15402 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15403 is different from mode's bitsize. Small cleanup.
15405 2016-07-12 Richard Biener <rguenther@suse.de>
15407 PR rtl-optimization/68961
15408 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15409 to simplify to a non-constant.
15411 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15413 PR middle-end/71758
15414 * omp-low.c (expand_omp_target): Gimplify device.
15416 PR tree-optimization/71823
15417 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15418 to get vec_oprnds2 from op2.
15420 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15422 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15423 Hoist common subexpressions.
15424 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15426 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15429 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15430 prevent generation of 'stxsiwx' on pre Power8 hardware.
15432 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15434 * input.c: Include cpplib.h.
15435 (selftest::temp_source_file): New class.
15436 (selftest::temp_source_file::temp_source_file): New ctor.
15437 (selftest::temp_source_file::~temp_source_file): New dtor.
15438 (selftest::should_have_column_data_p): New function.
15439 (selftest::test_should_have_column_data_p): New function.
15440 (selftest::temp_line_table): New class.
15441 (selftest::temp_line_table::temp_line_table): New ctor.
15442 (selftest::temp_line_table::~temp_line_table): New dtor.
15443 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15444 it to create a temp_line_table.
15445 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15446 locations that are known to have column data.
15447 (selftest::line_table_case): New struct.
15448 (selftest::test_reading_source_line): Move tempfile handling
15449 to class temp_source_file.
15450 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15451 (selftest::assert_token_loc_eq): New function.
15452 (ASSERT_TOKEN_LOC_EQ): New macro.
15453 (selftest::test_lexer): New function.
15454 (selftest::boundary_locations): New array.
15455 (selftest::input_c_tests): Call test_should_have_column_data_p.
15456 Loop over a test matrix of interesting values of location and
15457 default_range_bits, calling test_lexer on each case in the matrix.
15458 Move call to test_accessing_ordinary_linemaps into the matrix.
15459 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15460 (ASSERT_EQ_AT): New macro.
15462 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15465 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15466 Don't convert TImode in debug insn.
15468 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15470 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15471 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15472 (tree_type_common::lang_flag_7): New.
15473 (tree_type_common::spare): Reduce size.
15474 * tree.h (TYPE_ALIGN_OK): Remove.
15475 (TYPE_LANG_FLAG_7): New.
15476 (get_inner_reference): Adjust header.
15477 * print-tree.c (print_node): Adjust.
15478 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15479 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15480 calls to get_inner_reference.
15481 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15482 handling of TYPE_ALIGN_OK.
15483 * builtins.c (get_object_alignment_2): Adjust call to
15484 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15485 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15487 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15488 * cfgexpand.c (expand_debug_expr): Likewise.
15489 * dbxout.c (dbxout_expand_expr): Likewise.
15490 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15491 loc_list_from_tree, fortran_common): Likewise.
15492 * fold-const.c (optimize_bit_field_compare,
15493 decode_field_reference, fold_unary_loc, fold_comparison,
15494 split_address_to_core_and_offset): Likewise.
15495 * gimple-laddress.c (execute): Likewise.
15496 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15497 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15498 * hsa-gen.c (gen_hsa_addr): Likewise.
15499 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15500 * tsan.c (instrument_expr): Likewise.
15501 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15502 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15503 * tree-affine.c (tree_to_aff_combination,
15504 get_inner_reference_aff): Adjust calls to get_inner_reference.
15505 * tree-data-ref.c (split_constant_offset_1,
15506 dr_analyze_innermost): Likewise.
15507 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15508 * tree-sra.c (ipa_sra_check_caller): Likewise.
15509 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15510 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15511 bswap_replace): Likewise.
15512 * tree-vect-data-refs.c (vect_check_gather,
15513 vect_analyze_data_refs): Likewise.
15514 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15515 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15518 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15520 * Makefile.in (selftest-valgrind): New phony target.
15521 * function-tests.c (selftest::build_cfg): Delete pass instances
15522 created by the test.
15523 (selftest::convert_to_ssa): Likewise.
15524 (selftest::test_expansion_to_rtl): Likewise.
15525 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15527 (selftest::test_diamond): Likewise.
15529 2016-07-11 Richard Biener <rguenther@suse.de>
15531 PR tree-optimization/71816
15532 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15533 than replacing all of its operands.
15535 2016-07-11 Alan Modra <amodra@gmail.com>
15537 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15538 (ctr<mode>): Add unspec.
15539 (ctr<mode>_internal*): Likewise.
15541 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15543 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15544 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15546 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15548 PR rtl-optimization/71621
15549 * lra-constraints.c (process_alt_operands): Check combination of
15550 reg class and mode.
15552 2016-07-08 Jason Merrill <jason@redhat.com>
15553 Richard Biener <rguenther@suse.de>
15555 P0145: Refining Expression Order for C++.
15556 * gimplify.c (initial_rhs_predicate_for): New.
15557 (gimplfy_modify_expr): Gimplify RHS before LHS.
15559 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15562 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15563 Allow standard error handling to take over when a wrong number
15564 of arguments is presented to __builtin_vec_ld () or
15565 __builtin_vec_st ().
15567 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15569 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15574 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15575 __builtin_aarch64_fmaxv2sf.
15576 (vmaxnmq_f32): Likewise.
15577 (vmaxnmq_f64): Likewise.
15578 (vminnm_f32): Likewise.
15579 (vminnmq_f32): Likewise.
15580 (vminnmq_f64): Likewise.
15582 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15585 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15586 enable -mfloat128-hardware by default.
15587 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15588 that IEEE 128-bit hardware support needs.
15589 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15590 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15591 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15592 floating point requires.
15593 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15594 -mfloat128 and -mfloat128-hardware changes.
15596 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15598 PR tree-optimization/71667
15599 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15601 2016-07-08 Martin Liska <mliska@suse.cz>
15603 PR middle-end/71606
15604 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15605 folding produces SAVE_EXPRs, thus return false for the type.
15607 2016-07-07 Martin Liska <mliska@suse.cz>
15609 * file-find.c (remove_prefix): New function.
15610 * file-find.h (remove_prefix): Declare the function.
15611 * gcc-ar.c (main): Skip a folder of the wrapper if
15612 a wrapped binary would point to the same file.
15614 2016-07-07 Jan Hubicka <jh@suse.cz>
15616 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15617 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15618 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15620 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15623 * ipa-inline-analysis.c (compute_inline_parameters): Set
15624 local.can_change_signature to false for intrumentation
15627 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15629 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15630 with TARGET_HAVE_MOVT.
15631 (TARGET_HAVE_MOVT): Define.
15632 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15633 availability with TARGET_HAVE_MOVT.
15634 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15636 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15638 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15639 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15640 * config/arm/constraints.md (define_constraint "j"): Use
15641 TARGET_HAVE_MOVT to check MOVT availability.
15643 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15645 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15647 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15649 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15650 (armv8-m.main): Likewise.
15651 (armv8-m.main+dsp): Likewise.
15652 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15653 (FL_FOR_ARCH8M_MAIN): Likewise.
15654 * config/arm/arm-tables.opt: Regenerate.
15655 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15656 armv8-m.main+dsp to BE8_LINK_SPEC.
15657 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15658 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15659 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15660 Baseline and Mainline.
15661 (arm_option_override_internal): Also disable arm_restrict_it when
15662 !arm_arch_notm. Update comment for -munaligned-access to also cover
15664 (arm_file_start): Increase buffer size for printing architecture name.
15665 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15666 and armv8-m.main+dsp.
15667 (mno-unaligned-access): Clarify that this is disabled by default for
15668 ARMv8-M Baseline architectures as well.
15670 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15672 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15673 decide whether to prevent some libgcc routines being included for some
15674 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15675 link between this condition and the one in
15676 libgcc/config/arm/lib1func.S.
15678 2016-07-07 Richard Biener <rguenther@suse.de>
15680 * tree-ssa-pre.c: Include alias.h.
15681 (compute_avail): If we have multiple VN_REFERENCEs with the
15682 same hashtable entry adjust that to make it a valid replacement
15683 for all of them with respect to alignment and aliasing
15684 when doing insertion.
15685 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15686 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15688 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15692 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15693 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15696 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15698 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15699 (adjust_mems): Adjust.
15700 (adjust_insn): Likewise.
15701 (prepare_call_arguments): Likewise.
15703 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15705 * gcse.c (struct ls_expr): Make stores field a vector.
15706 (ldst_entry): Adjust.
15707 (free_ldst_entry): Likewise.
15708 (print_ldst_list): Likewise.
15709 (compute_ld_motion_mems): Likewise.
15710 (update_ld_motion_stores): Likewise.
15712 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15714 * gcse.c (struct ls_expr): Remove loads field.
15715 (ldst_entry): Adjust.
15716 (free_ldst_entry): Likewise.
15717 (print_ldst_list): Likewise.
15718 (compute_ld_motion_mems): Likewise.
15720 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15722 * store-motion.c (struct st_expr): Make antic_stores a vector.
15723 (st_expr_entry): Adjust.
15724 (free_st_expr_entry): Likewise.
15725 (print_store_motion_mems): Likewise.
15726 (find_moveable_store): Likewise.
15727 (compute_store_table): Likewise.
15728 (remove_reachable_equiv_notes): Likewise.
15729 (replace_store_insn): Likewise.
15730 (build_store_vectors): Likewise.
15732 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15734 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15735 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
15737 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15739 PR tree-optimization/71518
15740 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
15741 misalign also for outer loops with negative step.
15743 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
15745 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
15746 (cortex_a53_shift): Add mov_shift.
15747 (cortex_a53_shift_reg): Add new reservation for register shifts.
15748 (cortex_a53_alu): Remove bfm.
15749 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
15750 (cortex_a53_alu_extr): Add new reservation for EXTR.
15751 (bypasses): Improve bypass modelling.
15753 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15756 * config/avr/avr.c (avr_asm_select_section): Strip off
15757 SECTION_DECLARED from flags when calling get_section.
15759 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15761 * tree-vectorizer.h (vect_memory_access_type): Add
15762 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15763 * tree-vect-stmts.c (compare_step_with_zero): New function.
15764 (perm_mask_for_reverse): Move further up file.
15765 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15767 (get_negative_load_store_type): New function.
15768 (get_load_store_type): Call it. Add an ncopies argument.
15769 (vectorizable_mask_load_store): Update call accordingly and
15770 remove tests for negative steps.
15771 (vectorizable_store, vectorizable_load): Likewise. Handle new
15772 memory_access_types.
15774 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15776 * tree-vectorizer.h (vect_memory_access_type): New enum.
15777 (_stmt_vec_info): Add a memory_access_type field.
15778 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15779 (vect_model_store_cost): Take an access type instead of a boolean.
15780 (vect_model_load_cost): Likewise.
15781 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15782 vect_model_store_cost and vect_model_load_cost.
15783 * tree-vect-stmts.c (vec_load_store_type): New enum.
15784 (vect_model_store_cost): Take an access type instead of a
15785 store_lanes_p boolean. Simplify tests.
15786 (vect_model_load_cost): Likewise, but for load_lanes_p.
15787 (get_group_load_store_type, get_load_store_type): New functions.
15788 (vectorizable_store): Use get_load_store_type. Record the access
15789 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15790 (vectorizable_load): Likewise.
15791 (vectorizable_mask_load_store): Likewise. Replace is_store
15792 variable with vls_type.
15794 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15796 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15797 single_element_p parameter.
15798 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15799 Check the PR65518 case here rather than in vectorizable_load.
15800 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15801 * tree-vect-stmts.c (vectorizable_load): Likewise.
15803 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15805 * tree-vectorizer.h (gather_scatter_info): New structure.
15806 (vect_check_gather_scatter): Return a bool rather than a decl.
15807 Replace return-by-pointer arguments with a single
15808 gather_scatter_info *.
15809 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15810 (vect_analyze_data_refs): Update call accordingly.
15811 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15812 (vectorizable_mask_load_store): Likewise. Also record the
15813 offset dt and vectype in the gather_scatter_info.
15814 (vectorizable_store): Likewise.
15815 (vectorizable_load): Likewise.
15817 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15819 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15820 strided groups, use the cost of N scalar accesses instead
15821 of ncopies vector accesses.
15822 (vect_model_load_cost): Likewise.
15824 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15826 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15827 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15828 variable to indicate when once-per-group costs are being used.
15829 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15831 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15833 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15834 peeling-for-gaps condition.
15836 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15838 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15839 element to register if it doesn't match general_operand.
15841 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15842 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15844 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15846 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15847 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15848 (SIGNBIT): New mode iterator.
15849 (Fsignbit): New mode attribute.
15850 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15851 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15852 when direct moves are available.
15853 (signbit<mode>2_dm): New define_insn_and_split).
15854 (signbit<mode>2_dm2): New define_insn.
15856 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15858 PR rtl-optimization/71594
15859 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15860 into subregs of appropriate mode before trying to emit a conditional
15863 2016-07-05 Jan Hubicka <jh@suse.cz>
15865 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15866 (simple_iv): Use it.
15868 2016-07-05 Jan Hubicka <jh@suse.cz>
15870 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15872 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15874 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15877 2016-07-05 Jan Hubicka <jh@suse.cz>
15879 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15882 2016-07-05 Richard Biener <rguenther@suse.de>
15884 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15885 Handle empty else block.
15886 (is_feasible_trace): Likewise.
15887 (split_paths): Likewise.
15889 2016-07-05 Richard Biener <rguenther@suse.de>
15891 * tree-loop-distribution.c (distribute_loop): Fix issue with
15892 the cost model loop.
15894 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15896 * config/arm/neon-testgen.ml: Delete.
15897 * config/arm/neon.ml: Delete.
15899 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15902 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15903 directly using TREE_PURPOSE.
15905 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15907 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15908 * config/aarch64/aarch64_neon.h: Likewise.
15909 * config/aarch64/arm_neon.h: Likewise.
15910 * config/aarch64/atomics.md: Likewise.
15911 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15912 * doc/invoke.texi: Likewise.
15914 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15916 * config/s390/s390.md: Add "z13" cpu_facility.
15917 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15918 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15919 condition" type instructions.
15921 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15922 Jeff Law <law@redhat.com>
15924 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15925 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15927 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15929 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15930 permutation for TARGET_AVX512F.
15931 (ix86_expand_vec_one_operand_perm_avx512): New function.
15932 (expand_vec_perm_1): Invoke introduced function.
15933 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15934 it may be not valid after vectorization.
15936 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15939 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15940 typo in comment. Only force to memory if it is a weak
15941 external reference.
15943 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15944 Jiong Wang <jiong.wang@arm.com>
15946 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15947 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15948 (AARCH64_FL_F16): New.
15949 (AARCH64_FL_FOR_ARCH8_2): New.
15950 (AARCH64_ISA_8_2): New.
15951 (AARCH64_ISA_F16): New.
15952 (TARGET_FP_F16INST): New.
15953 (TARGET_SIMD_F16INST): New.
15954 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15955 ("fp"): Disabling "fp" also disables "fp16".
15956 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15957 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15958 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15959 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15961 2016-07-04 Jan Beulich <jbeulich@suse.com>
15963 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15965 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15968 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15969 the insns, use an insn form that does not adjust the offset on
15970 little endian systems.
15972 2016-07-01 Jan Beulich <jbeulich@suse.com>
15974 * varasm.c (get_variable_section): Validate initializer in
15975 named .bss-like sections.
15977 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15979 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15980 Exchange the order of the second and third operands in the vpermr
15981 instruction tmeplate.
15983 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15986 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15987 Disallow TDmode values.
15989 2016-07-01 Alan Modra <amodra@gmail.com>
15991 PR rtl-optimization/71709
15992 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15993 being set, not referenced.
15995 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15997 PR tree-optimization/70729
15998 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15999 of loop since it can be not valid after transformation.
16001 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16003 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16004 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16006 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16008 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16011 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16014 * config/rs6000/constraints.md (wY constraint): New constraint to
16015 match the requirements for the LXSD and STXSD instructions.
16016 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16017 predicate to match the requirements for the LXSD and STXSD
16019 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16020 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16021 to make sure that the bottom 2 bits of offset are 0, the address
16022 form is offsettable, and no updating is done in the address mode.
16023 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16024 (movdi_internal32): Likewise
16025 (movdi_internal64): Likewise.
16027 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16029 PR tree-optimization/71707
16030 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16031 strinfo even for ADDR_EXPR ptr.
16033 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16035 * config/rs6000/altivec.md (darn_32): Change the condition to
16036 TARGET_P9_MISC instead of TARGET_MODULO.
16037 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16038 condition expression.
16039 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16040 condition expression.
16041 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16042 (DFP_TEST): New code iterator.
16043 (dfptstsfi_<code>_mode>): New define_expand.
16044 (*dfp_sgnfcnc_<mode>): New define_insn.
16045 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16046 definition next to BU_P9_MISC_1 definition and change the MASK
16047 value to RS6000_BTM_P9_MISC.
16048 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16049 (BU_P9_64BIT_MISC_0): Likewise.
16050 (BU_P9_DFP_MISC_0): New macro definition.
16051 (BU_P9_DFP_MISC_1): New macro definition.
16052 (BU_P9_DFP_MISC_2): New macro definition.
16053 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16054 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16055 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16056 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16057 (TSTSFI_LT_TD): Likewise.
16058 (TSTSFI_EQ_DD): Likewise.
16059 (TSTSFI_EQ_TD): Likewise.
16060 (TSTSFI_GT_DD): Likewise.
16061 (TSTSFI_GT_TD): Likewise.
16062 (TSTSFI_OV_DD): Likewise.
16063 (TSTSFI_OV_TD): Likewise.
16064 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16065 (TSTSFI_LT_DD): Likewise.
16066 (TSTSFI_LT_TD): Likewise.
16067 (TSTSFI_EQ): Likewise.
16068 (TSTSFI_EQ_DD): Likewise.
16069 (TSTSFI_EQ_TD): Likewise.
16070 (TSTSFI_GT): Likewise.
16071 (TSTSFI_GT_DD): Likewise.
16072 (TSTSFI_GT_TD): Likewise.
16073 (TSTSFI_OV): Likewise.
16074 (TSTSFI_OV_DD): Likewise.
16075 (TSTSFI_OV_TD): Likewise.
16076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16077 overloaded test significance functions.
16078 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16079 OPTION_MASK_P9_MISC into the representation of this mask.
16080 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16082 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16083 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16085 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16086 argument is a 6-bit unsigned literal value if the icode argument
16087 represents a DFP test significance built-in call.
16088 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16089 flag used independently and in combination with the
16090 RS6000_BTM_64BIT flag.
16091 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16092 (rs6000_builtin_mask_names): Add entry for power9-misc
16093 command-line option.
16094 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16095 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16096 RS6000_BTM_P9_MISC macros.
16097 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16098 option and change the description of the -mpower9-vector option to
16099 enable only vector instructions, removing its erroneously claimed
16100 support for scalar instructions.
16101 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16102 the ISA 3.0 digital floating point test significance built-in
16105 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16107 * config/aarch64/aarch64.c (cortexa35_tunings):
16108 Enable AES fusion. Use cortexa57_branch_cost.
16109 (cortexa53_tunings): Use cortexa57_branch_cost.
16110 (cortexa72_tunings): Use cortexa57_branch_cost.
16111 Use AUTOPREFETCHER_WEAK.
16112 (cortexa73_tunings): Use cortexa57_branch_cost.
16114 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16115 James Greenhalgh <james.greenhalgh@arm.com>
16117 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16118 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16119 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16120 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16121 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16122 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16123 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16124 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16125 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16126 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16127 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16128 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16129 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16132 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16133 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16135 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16137 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16139 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16142 * gcc.c (driver::build_option_suggestions): Pass "option" to
16143 add_misspelling_candidates.
16144 * opts-common.c (add_misspelling_candidates): Add "option" param;
16145 use it to avoid adding negated forms for options marked with
16147 * opts.h (add_misspelling_candidates): Add "option" param.
16149 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16151 PR middle-end/71693
16152 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16153 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16154 first when permuting bitwise operation with rotate. Cast
16155 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16157 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16159 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16160 for misspelled param names.
16161 * params.c: Include spellcheck.h.
16162 (find_param_fuzzy): New function.
16163 * params.h (find_param_fuzzy): New prototype.
16164 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16165 * spellcheck.h (struct edit_distance_traits<const char *>):
16168 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16170 * config/rs6000/predicates.md (const_0_to_7_operand): New
16171 predicate, recognize 0..7.
16172 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16173 support for doing extracts from V16QImode, V8HImode, V4SImode
16175 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16176 vector extract support.
16177 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16178 for ISA 3.0 vector extract.
16179 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16180 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16181 extracts of a constant element number from small integer vectors
16182 on 64-bit ISA 3.0 systems.
16183 (vsx_extract_<mode>_di): Likewise.
16184 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16185 say when we can do ISA 3.0 vector extracts.
16186 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16187 registers, using the stxsiwx instruction.
16189 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16191 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16192 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16193 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16194 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16195 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16196 * config/arm/arm.c (arm_qdf24xx_tune): New.
16198 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16200 * config/aarch64/aarch64.c (cortexa53_tunings):
16201 Increase loop alignment to 8. Set function alignment to 16.
16202 (cortexa35_tunings): Likewise.
16203 (cortexa57_tunings): Increase loop alignment to 8.
16204 (cortexa72_tunings): Likewise.
16205 (cortexa73_tunings): Likewise.
16207 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16209 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16210 for arm_fp16_ok and arm_fp16_hw.
16211 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16212 arm_fp16_alternative.
16214 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16216 PR tree-optimization/71655
16217 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16218 types when swapping operands.
16220 2016-06-29 Martin Liska <mliska@suse.cz>
16222 PR middle-end/71585
16223 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16224 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16225 of build_optimization_node.
16227 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16229 PR tree-optimization/70729
16230 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16231 independent in loops having positive safelen value.
16232 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16233 it may be not valid after vectorization.
16235 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16237 PR tree-optimization/71625
16238 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16239 is sorted by ascending list->offset. If PTR is non-NULL and there is
16240 previous strinfo, call get_stridx_plus_constant.
16241 (get_stridx): Pass exp as second argument to get_addr_stridx.
16242 (addr_stridxptr): Add missing list = list->next, so that there can be
16243 more than one entries in the list. Bump limit from 16 to 32. Ensure
16244 the list is sorted by ascending list->offset.
16245 (get_stridx_plus_constant): Adjust so that it can be also called with
16246 ADDR_EXPR instead of SSA_NAME as PTR.
16247 (handle_char_store): Pass NULL_TREE as second argument to
16250 2016-06-29 Richard Biener <rguenther@suse.de>
16252 PR rtl-optimization/68961
16253 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16255 2016-06-29 Richard Biener <rguenther@suse.de>
16257 PR middle-end/71002
16258 * alias.c (component_uses_parent_alias_set_from): Handle
16259 type punning through union accesses by using the union alias set.
16260 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16262 2016-07-29 Richard Biener <rguenther@suse.de>
16264 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16265 precision not matching mode precision.
16267 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16269 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16270 pa_output_arg_descriptor.
16271 (call_val_symref_64bit_post_reload): Likewise.
16272 (call_val_powf_64bit_post_reload): Likewise.
16273 (sibcall_internal_symref_64bit): Likewise.
16274 (sibcall_value_internal_symref_64bit): Likewise.
16276 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16278 PR middle-end/71626
16279 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16280 a constant, force its SUBREG_REG into memory or register instead
16283 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16286 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16287 * doc/invoke.texi (AVR Options): Document it.
16289 2016-06-28 Walter Lee <walt@tilera.com>
16291 * config/tilegx/linux.h: Do not include arch/icache.h
16292 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16293 * config/tilepro/linux.h: Do not include arch/icache.h
16294 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16296 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16298 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16299 for big-endian BIT_FIELD_REF.
16301 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16303 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16304 ('size' attribute): Add '128'.
16306 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16307 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16308 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16309 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16310 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16311 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16312 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16313 *trunc<mode>df2_odd): Set size attribute to '128'.
16314 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16315 * config/rs6000/power6.md (power6-fp): Include dfp type.
16316 * config/rs6000/power7.md (power7-fp): Likewise.
16317 * config/rs6000/power8.md (power8-fp): Likewise.
16318 * config/rs6000/power9.md: New file.
16319 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16320 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16321 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16323 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16324 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16325 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16326 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16327 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16328 dfp_dscri_<mode>): Change type attribute to dfp.
16329 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16330 attribute to vecsimple.
16331 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16332 and prefetch streams.
16333 (rs6000_option_override_internal): Remove temporary code setting
16334 tuning to power8. Don't set rs6000_sched_groups for power9.
16335 (last_scheduled_insn): Change to rtx_insn *.
16336 (divide_cnt, vec_load_pendulum): New variables.
16337 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16338 (rs6000_issue_rate): Set issue rate for Power9.
16339 (is_power9_pairable_vec_type): New.
16340 (power9_sched_reorder2): New.
16341 (rs6000_sched_reorder2): Call new function for Power9 specific
16343 (insn_must_be_first_in_group): Remove Power9.
16344 (insn_must_be_last_in_group): Likewise.
16345 (force_new_group): Likewise.
16346 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16347 Initialize divide_cnt/vec_load_pendulum.
16348 (_rs6000_sched_context, rs6000_init_sched_context,
16349 rs6000_set_sched_context): Handle context save/restore of new
16352 2016-06-28 Richard Biener <rguenther@suse.de>
16354 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16355 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16356 COMPONENT_REF operand.
16357 (nonoverlapping_component_refs_p): Likewise.
16358 * stor-layout.c (start_bitfield_representative): Mark
16359 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16361 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16363 * Makefile.in: Don't cat ../stage_current if it does not exist.
16365 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16366 last argument is a bit-field.
16368 PR rtl-optimization/71673
16369 * internal-fn.c (expand_arith_overflow_result_store): Use
16370 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16371 expand_simple_binop.
16373 PR middle-end/66867
16374 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16375 expand_ifn_atomic_compare_exchange): New functions.
16376 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16377 * tree.h (build_call_expr_internal_loc): Rename to ...
16378 (build_call_expr_internal_loc_array): ... this. Fix up type of
16380 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16381 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16382 ATOMIC_COMPARE_EXCHANGE result.
16383 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16384 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16385 fold_builtin_atomic_compare_exchange): New prototypes.
16386 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16387 fold_builtin_atomic_compare_exchange): New functions..
16388 * tree-ssa.c (execute_update_addresses_taken): If
16389 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16390 of call when finding addressable vars, and if such var becomes
16391 non-addressable, call fold_builtin_atomic_compare_exchange.
16393 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16396 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16397 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16399 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16401 * config/rs6000/rs6000.md ('type' attribute): Add
16402 veclogical,veccmpfx,vecexts,vecmove insn types.
16403 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16404 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16405 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16406 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16407 *nabs<mode>2_hw): Change type to vecmove.
16408 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16409 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16410 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16411 *ieee_128bit_vsx_abs<mode>2_internal,
16412 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16413 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16414 *ieee128_mtvsrd_32bit): Change type to veclogical.
16415 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16416 *movdi_internal32, *movdi_internal64): Update insn types.
16417 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16418 vsx_extract_<mode>): Change type to veclogical.
16419 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16420 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16421 *vsx_sign_extend_si_v2di): Change type to vecexts.
16422 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16423 type to veclogical.
16424 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16425 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16426 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16427 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16428 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16429 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16430 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16431 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16432 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16433 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16434 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16435 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16436 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16437 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16438 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16439 (ppc7450-vecsimple): Add veclogical, vecmove.
16440 (ppc7450-veccmp): Add veccmpfx.
16441 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16443 (ppc8540_vector_compare): Add veccmpfx.
16444 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16445 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16446 (cell-vecsimple): Add veclogical, vecmove.
16447 (cell-veccmp): Add veccmpfx.
16448 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16449 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16451 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16452 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16453 (power4-vecsimple): Add veclogical, vecmove.
16454 (power4-veccmp): Add veccmpfx.
16455 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16456 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16457 (power6-vecsimple): Add veclogical, vecmove.
16458 (power6-veccmp): Add veccmpfx.
16459 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16460 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16461 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16462 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16463 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16464 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16465 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16467 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16469 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16472 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16473 OPTION_MASK_P9_DFORM_VECTOR.
16474 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16475 disable -mpower9-dform-vector when using reload.
16476 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16477 New 'strict' argument. Update all callers. Add strict addressing
16479 (rs6000_legitimate_offset_address_p): Remove call to
16480 virtual_stack_registers_memory_p.
16481 (rs6000_legitimize_reload_address): Add quad address support.
16482 (rs6000_legitimate_address_p): Move call to quad_address_p above
16483 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16484 to account for new strict usage.
16485 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16486 for new strict usage.
16487 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16489 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16496 * config/i386/i386.c (ix86_spill_class): Disable condition to
16497 always return NO_REGS.
16499 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16501 * predict.c: Include gimple-pretty-print.h
16502 (predicted_by_loop_heuristics_p): Check also
16503 PRED_LOOP_EXIT_WITH_RECURSION
16504 (predict_loops): Find self recursive calls and use special purpose
16505 predictors for them; dump log about decisions.
16506 (pass_profile::execute): Dump info about #of iterations.
16507 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16508 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16510 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16512 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16513 output_asm_insn calls and shorten long lines. Output .CALL
16514 argument descriptor using pa_output_arg_descriptor. Add various
16515 inline $$dyncall and other optimizations.
16516 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16518 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16520 PR tree-optimization/71643
16521 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16524 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16525 leak a bitmap if dep_bb is NULL.
16527 PR tree-optimization/71631
16528 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16529 to rewrite_expr_tree even if negate_result, move new_lhs var
16530 declaration and initialization earlier, for powi_result set afterwards
16531 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16532 if new_lhs != lhs, and don't shadow gsi var.
16534 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16536 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16537 Add in_loop parameter.
16538 (predict_loops): Add loop guard heuristics.
16539 * predict.def (PRED_LOOP_GUARD): New heuristics.
16541 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16543 * predict.c: Include ipa-utils.h
16544 (tree_bb_level_prediction): Predict recursive calls.
16545 (tree_estimate_probability_bb): Skip inexpensive calls for call
16547 * predict.def (PRED_RECURSIVE_CALL): New.
16549 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16551 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16552 (BU_FLOAT128_1): Likewise.
16554 (COPYSIGNQ): Likewise.
16555 (RS6000_BUILTIN_NANQ): Likewise.
16556 (RS6000_BUILTIN_NANSQ): Likewise.
16557 (RS6000_BUILTIN_INFQ): Likewise.
16558 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16559 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16560 (TARGET_FOLD_BUILTIN): New #define.
16561 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16562 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16563 (rs6000_fold_builtin): New target hook implementation, handling
16564 folding of 128-bit NaNs and infinities.
16565 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16566 entries are filled in to avoid problems during bootstrap
16567 self-test; define builtins for 128-bit NaNs and infinities.
16568 (rs6000_opt_mask): Add entry for float128.
16569 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16570 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16571 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16572 (const_str_type_node): New #define.
16573 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16574 to a define_expand that dispatches to either copysign<mode>3_soft
16575 or copysign<mode>3_hard.
16576 (copysign<mode>3_hard): Rename from copysign<mode>3.
16577 (copysign<mode>3_soft): New define_insn.
16578 * doc/extend.texi: Document new builtins.
16580 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16582 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16583 PRIu64 instead of lu.
16585 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16588 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16589 copy the type name.
16591 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16593 PR tree-optimization/71647
16594 * omp-low.c (lower_rec_input_clauses): Convert
16595 omp_clause_aligned_alignment (c) to size_type_node for the
16596 last argument of __builtin_assume_aligned.
16598 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16600 * configure.ac (calling ___tls_get_addr via GOT): New
16601 assembler/linker check.
16602 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16603 assembler and linker supports calling ___tls_get_addr via GOT.
16604 Otherise, defined to 0.
16605 * config.in: Regenerated.
16606 * configure: Likewise.
16607 * config/i386/constraints.md (Yb): New constraint.
16608 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16609 (REG_CLASS_NAMES): Likewise.
16610 (REG_CLASS_CONTENTS): Likewise.
16611 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16612 the b constraint with the Yb constraint. Call ___tls_get_addr
16613 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16615 (*tls_local_dynamic_base_32_gnu): Likewise.
16616 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16617 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16618 (*tls_local_dynamic_base_64_<mode>): Likewise.
16620 2016-06-24 Martin Liska <mliska@suse.cz>
16622 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16623 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16625 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16626 argument to true if the expected number of iterations is
16629 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16631 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16632 assemble for 32bit target.
16633 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16634 and $ld_ix86_gld_32_opt to link for 32bit target.
16635 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16636 * configure: Regenerate.
16638 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16640 * config/arm/arm.c (int_log2): Delete definition and prototype.
16641 (shift_op): Use exact_log2 instead of int_log2.
16642 (vfp3_const_double_for_fract_bits): Likewise.
16644 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16646 * internal-fn.c (expand_arith_set_overflow): New function.
16647 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16649 (expand_arith_overflow_result_store): Likewise. Handle precision
16650 smaller than mode precision.
16651 * tree-vrp.c (extract_range_basic): For imag part, handle
16652 properly signed 1-bit precision result.
16653 * doc/extend.texi (__builtin_add_overflow): Document that last
16654 argument can't be pointer to enumerated or boolean type.
16655 (__builtin_add_overflow_p): Document that last argument can't
16656 have enumerated or boolean type.
16658 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16659 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16661 * config/rs6000/predicates.md (splat_input_operand): Rework.
16662 Don't allow constants, since the insns that use this predicate
16663 don't support constants. Constants are handled by other insns
16664 that are created via combine. During and after register
16665 allocation, only allow indexed or indirect addresses, and not
16666 general addresses. Only allow modes supported by the hardware.
16667 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16668 comment. Move check for using VSPLTIS<x> to a common location,
16669 instead of doing it in two different places.
16671 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16673 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16674 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16675 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16676 signature_CENTAUR_ebx.
16678 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16682 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16683 (as_ix86_gas_32_opt): This.
16684 (ld_ix86_tls_ldm_opt): Renamed to ...
16685 (ld_ix86_gld_32_opt): This.
16686 (R_386_TLS_LDM reloc): Updated.
16687 (R_386_GOT32X reloc): New assembler/linker check.
16688 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16689 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16691 * config.in: Regenerated.
16692 * configure: Likewise.
16693 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16694 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16695 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16696 if ix86_force_load_from_GOT_p returns true.
16697 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16698 ix86_force_load_from_GOT_p returns true.
16699 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16700 the external function address via the GOT slot.
16701 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16702 HAVE_AS_IX86_GOT32X before returning false.
16703 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16704 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16706 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16708 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16710 2016-06-23 Andi Kleen <ak@linux.intel.com>
16712 * Makefile.in: Regenerate.
16713 * doc/install.texi: Document autoprofiledbootstrap.
16715 2016-06-23 Andi Kleen <ak@linux.intel.com>
16717 * config/i386/gcc-auto-profile: New file.
16719 2016-06-23 Martin Liska <mliska@suse.cz>
16721 PR middle-end/71619
16722 * predict.c (predict_loops): Revert the hunk that was removed
16725 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16727 * config.gcc: Add support for arm*-*-phoenix* targets.
16728 * config/arm/t-phoenix: New.
16729 * config/phoenix.h: New.
16731 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16732 H.J. Lu <hongjiu.lu@intel.com>
16735 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16736 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
16737 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
16738 ix86_force_load_from_GOT_p returns true.
16739 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
16740 ix86_force_load_from_GOT_p returns true.
16741 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
16742 ix86_force_load_from_GOT_p returns true.
16743 (ix86_expand_move): Load the external function address via the
16744 GOT slot if ix86_force_load_from_GOT_p returns true.
16745 * config/i386/predicates.md (x86_64_immediate_operand): Return
16746 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
16747 (x86_64_zext_immediate_operand): Ditto.
16749 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
16751 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
16753 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16756 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
16757 * diagnostic.c (pedwarn_at_rich_loc): New function.
16758 * spellcheck.h (best_match::best_match): Add a
16759 "best_distance_so_far" optional parameter.
16760 (best_match::set_best_so_far): New method.
16761 (best_match::get_best_distance): New accessor.
16762 (best_match::get_best_candidate_length): New accessor.
16764 2016-06-22 Nick Clifton <nickc@redhat.com>
16766 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16767 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16768 modes are accepted as well.
16769 (ucompare_loc_descriptor): Likewise.
16770 (minmax_loc_descriptor): Likewise.
16771 (clz_loc_descriptor): Likewise.
16772 (popcount_loc_descriptor): Likewise.
16773 (bswap_loc_descriptor): Likewise.
16774 (rotate_loc_descriptor): Likewise.
16775 (mem_loc_descriptor): Likewise.
16776 (loc_descriptor): Likewise.
16778 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16780 * common.opt (fdiagnostics-parseable-fixits): New option.
16781 * diagnostic.c: Include "selftest.h".
16782 (print_escaped_string): New function.
16783 (print_parseable_fixits): New function.
16784 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16785 (selftest::assert_print_escaped_string): New function.
16786 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16787 (selftest::test_print_escaped_string): New function.
16788 (selftest::test_print_parseable_fixits_none): New function.
16789 (selftest::test_print_parseable_fixits_insert): New function.
16790 (selftest::test_print_parseable_fixits_remove): New function.
16791 (selftest::test_print_parseable_fixits_replace): New function.
16792 (selftest::diagnostic_c_tests): New function.
16793 * diagnostic.h (struct diagnostic_context): Add field
16794 "parseable_fixits_p".
16795 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16796 -fdiagnostics-parseable-fixits.
16797 (-fdiagnostics-parseable-fixits): New option.
16798 * opts.c (common_handle_option): Handle
16799 -fdiagnostics-parseable-fixits.
16800 * selftest-run-tests.c (selftest::run_tests): Call
16801 selftest::diagnostic_c_tests.
16802 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16804 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16806 PR tree-optimization/71488
16807 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16808 comparison of boolean vectors.
16809 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16810 of boolean vectors using bitwise operations.
16812 2016-06-22 Andreas Schwab <schwab@suse.de>
16814 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16815 Remove declaration.
16817 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16819 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16821 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16823 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16826 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16828 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16829 * config/arm/arm-cores.def (cortex-a73): New entry.
16830 (cortex-a73.cortex-a35): Likewise.
16831 (cortex-a73.cortex-a53): Likewise.
16832 * config/arm/arm-tables.opt: Regenerate.
16833 * config/arm/arm-tune.md: Likewise.
16834 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16835 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16836 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16837 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16838 * doc/invoke.texi (ARM Options): Document cortex-a73,
16839 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16841 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16843 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16844 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16845 (cortex-a73.cortex-a35): Likewise.
16846 (cortex-a73.cortex-a53): Likewise.
16847 * config/aarch64/aarch64-tune.md: Regenerate.
16848 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16849 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16852 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16854 * configure.ac (gcc_cv_as_compress_debug): Remove
16855 --compress-debug-sections as extra as switch.
16856 Handle gas --compress-debug-sections=type.
16857 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16858 Handle gld --compress-debug-sections=type.
16859 * configure: Regenerate.
16861 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16863 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16865 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16867 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16868 (do_rewrite): likewise.
16870 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16872 * common/config/mep/mep-common.c: Remove.
16873 * config.gcc: Remove mep-* support.
16874 * config/mep/constraints.md: Remove.
16875 * config/mep/default.h: Remove.
16876 * config/mep/intrinsics.h: Remove.
16877 * config/mep/intrinsics.md: Remove.
16878 * config/mep/ivc2-template.h: Remove.
16879 * config/mep/mep-c5.cpu: Remove.
16880 * config/mep/mep-core.cpu: Remove.
16881 * config/mep/mep-default.cpu: Remove.
16882 * config/mep/mep-ext-cop.cpu: Remove.
16883 * config/mep/mep-intrin.h: Remove.
16884 * config/mep/mep-ivc2.cpu: Remove.
16885 * config/mep/mep-pragma.c: Remove.
16886 * config/mep/mep-protos.h: Remove.
16887 * config/mep/mep.c: Remove.
16888 * config/mep/mep.cpu: Remove.
16889 * config/mep/mep.h: Remove.
16890 * config/mep/mep.md: Remove.
16891 * config/mep/mep.opt: Remove.
16892 * config/mep/predicates.md: Remove.
16893 * config/mep/t-mep: Remove.
16894 * doc/install.texi: Remove mep-* documentation.
16895 * doc/md.texi: Likewise.
16897 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16899 * config.gcc: Remove support for avr-rtems.
16900 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16901 * config/avr/rtems.h: Remove.
16902 * config/avr/t-rtems: Remove.
16904 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16906 * config.gcc: Remove m32r-rtems support.
16907 * config/m32r/rtems.h: Remove.
16909 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16911 * config.gcc: Remove h8300-rtems support.
16912 * config/h8300/rtems.h: Remove.
16913 * config/h8300/t-rtems: Remove.
16915 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16917 * config.gcc: Remove support for knetbsd.
16918 * configure.ac: Likewise.
16919 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16920 * config/knetbsd-gnu.h: Remove.
16921 * configure: Regenerate.
16923 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16925 * config.gcc: Remove support for openbsd 2 and 3.
16926 * config/openbsd-oldgas.h: Remove.
16928 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16930 * config.gcc: Remove interix support.
16931 * config/i386/i386-interix.h: Remove.
16932 * config/i386/interix.opt: Remove.
16933 * config/i386/t-interix: Remove.
16934 * configure: Regenerate.
16935 * configure.ac: Remove interix support.
16936 * doc/install.texi: Remove interix documentation.
16938 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16940 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16941 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16944 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16946 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16947 they are both PLACEHOLDER_EXPRs.
16949 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16951 * stor-layout.c (layout_type): Move setting complex MODE to
16952 layout_type, instead of setting it ahead of time by the caller.
16953 * tree.c (build_complex_type): Likewise.
16955 2016-06-21 Martin Liska <mliska@suse.cz>
16957 * predict.c (force_edge_cold): Replace imposisble with
16960 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16962 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16963 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16965 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16967 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16969 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16970 Ilya Enkovich <ilya.enkovich@intel.com>
16973 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16974 New member function to convert V1TImode register to SUBREG
16975 TImode in debug insn.
16976 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16977 after changing register mode to V1TImode.
16979 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16981 * config/aarch64/aarch64-cores.def (vulcan): New core.
16982 * config/aarch64/aarch64-tune.md: Regenerate.
16983 * doc/invoke.texi: Document vulcan as an available option.
16985 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16987 * cse.c (canon_asm_operands): New function extracted from...
16988 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16989 either standalone or member of a PARALLEL.
16991 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16994 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16995 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16996 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16998 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17001 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17002 constant addresses if can_create_pseudo_p.
17004 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17006 PR tree-optimization/71588
17007 * tree-ssa-strlen.c (valid_builtin_call): New function.
17008 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17011 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17013 PR middle-end/71581
17014 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17015 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17016 for conversion of scalar user var to complex type and use the
17017 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17020 PR rtl-optimization/71591
17021 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17022 don't run any tests.
17024 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17027 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17028 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17029 space for PIC with non-v32 and the common non-PIC "jump".
17031 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17034 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17035 returned values and add UN*/LTGT/*ORDERED cases with values matching
17036 D operand modifier on vcmp for AVX.
17038 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17040 * config/aarch64/aarch64.opt
17041 (mpc-relative-literal-loads): Rename internal option name.
17042 * config/aarch64/aarch64.c
17043 (aarch64_nopcrelative_literal_loads): Rename to
17044 aarch64_pcrelative_literal_loads.
17045 (aarch64_expand_mov_immediate): Likewise.
17046 (aarch64_secondary_reload): Likewise.
17047 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17048 (aarch64_override_options_after_change_1): Rename and simplify logic.
17049 (aarch64_classify_symbol): Merge large model checks into switch,
17050 remove pc-relative load check.
17052 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17054 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17055 costs relative to the cost of a register move.
17057 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17059 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17060 (vcvt_n_f64_u64): Likewise.
17061 (vcvt_n_s64_f64): Likewise.
17062 (vcvt_n_u64_f64): Likewise.
17063 (vcvt_f64_s64): Likewise.
17064 (vrecpe_f64): Likewise.
17065 (vcvt_f64_u64): Likewise.
17066 (vrecps_f64): Likewise.
17068 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17070 * config/aarch64/aarch64.md
17071 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17073 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17075 * config/aarch64/aarch64-builtins.c
17076 (aarch64_types_binop_uss_qualifiers): Delete.
17077 (TYPES_BINOP_USS): Likewise.
17078 (aarch64_types_binop_sus_qualifiers): Likewise.
17079 (TYPES_BINOP_SUS): Likewise.
17080 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17081 (TYPES_FCVTIMM_SUS): Likewise.
17082 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17084 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17085 (fcvtzs): Use SHIFTIMM rather than BINOP.
17086 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17088 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17090 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17091 costs relative to the cost of a register move.
17093 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17095 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17096 Allow scalar/single vector modes to be tieable.
17098 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17100 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17102 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17104 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17106 * tree.h (TYPE_ALIGN): Likewise.
17108 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17111 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17113 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17115 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17116 literal" build warnings.
17117 (avr_print_operand_address): Dito.
17119 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17122 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17123 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17125 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17127 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17129 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17132 * reload1.c (reload): Pass 0 to finish_spills when called because
17133 update_eliminables_and_spill returns true and remove did_spill.
17134 (finish_spills): Adjust comment and document GLOBAL parameter.
17136 2016-06-17 DJ Delorie <dj@redhat.com>
17139 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17140 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17141 (umulqihi3_virt): Likewise.
17142 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17143 (umulqihi3_real): Likewise.
17145 2016-06-17 Martin Liska <mliska@suse.cz>
17147 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17149 2016-06-17 Martin Liska <mliska@suse.cz>
17151 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17153 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17155 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17157 (vaddq_f32): Likewise.
17158 (vmul_f32): Likewise.
17159 (vmulq_f32): Likewise.
17160 (vsub_f32): Likewise.
17161 (vsubq_f32): Likewise.
17163 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17165 PR tree-optimization/71347
17166 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17167 cost for all uses in group.
17169 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17171 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17172 insert gimple seq if it's not empty.
17174 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17176 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17178 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17179 rather than OFFSET.
17180 (comp_dr_with_seg_len_pair): Ditto.
17181 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17182 struct dr_with_seg_len_pair against DR_OFFSET.
17183 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17184 DR_OFFSET directly.
17186 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17188 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17190 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17192 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17193 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17194 (pa_output_millicode_call): Likewise.
17195 (pa_output_call): Likewise.
17196 (pa_output_indirect_call): Likewise.
17197 (pa_asm_output_mi_thunk): Likewise.
17199 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17201 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17203 2016-06-16 Martin Liska <mliska@suse.cz>
17205 * predict.c (combine_predictions_for_insn): When we find a first
17206 match predictor, we should consider just predictors with
17207 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17208 DS theory predictor.
17209 (combine_predictions_for_bb): Likewise.
17211 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17213 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17214 with base of reference to struct.
17216 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17218 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17220 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17223 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17224 progmem_swtable_section.
17225 (progmem_swtable_section): Remove.
17226 (avr_asm_function_rodata_section): Remove.
17227 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17228 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17230 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17232 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17233 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17234 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17235 signature_CENTAUR_ebx.
17236 * config/i386/i386.c (ix86_option_override_internal): Add
17237 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17238 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17239 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17241 2016-06-16 Martin Liska <mliska@suse.cz>
17243 * predict.def: Add fortran loop preheader predictor.
17244 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17245 fold IFN_BUILTIN_EXPECT with a known constant argument.
17247 2016-06-16 Martin Liska <mliska@suse.cz>
17249 * predict.def: Add 'Fortran' to display text of all
17250 PRED_FORTRAN_* predictors.
17252 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17255 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17256 [IA64_BUILTIN_NANSQ]: Ditto.
17257 (ia64_fold_builtin): New function.
17258 (TARGET_FOLD_BUILTIN): New define.
17259 (ia64_init_builtins) Declare const_string_type node.
17260 Add __builtin_nanq and __builtin_nansq builtin functions.
17261 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17263 2016-06-16 Nick Clifton <nickc@redhat.com>
17265 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17266 MSP430_HWMULT_ prefix to enum values.
17267 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17268 * config/msp430/msp430.c: Update use of enum values.
17269 * config/msp430/msp430.md: Likewise.
17270 * config/msp430/msp430.opt: Likewise.
17272 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17274 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17275 of comparsions in the last iteration.
17277 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17278 Joern Rennecke <joern.rennecke@embecosm.com>
17280 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17282 (arc_needs_pcl_p): Add GOTOFFPC.
17283 (arc_legitimate_pic_addr_p): Likewise.
17284 (arc_output_pic_addr_const): Likewise.
17285 (arc_legitimize_pic_address): Generate a pc-relative address using
17287 (arc_output_libcall): Use @pcl syntax.
17288 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17289 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17290 (*movsi_insn): Use @pcl syntax.
17291 (doloop_begin_i): Likewise.
17293 2016-06-16 Martin Liska <mliska@suse.cz>
17295 * predict.def: Define a new predictor.
17297 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17299 * config/arc/arc.opt (mtp-regno): Update text.
17301 2016-06-16 Renlin Li <renlin.li@arm.com>
17303 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17305 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17308 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17309 (setcc + and peephole2): Likewise.
17311 PR rtl-optimization/71532
17312 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17315 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17317 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17318 DImode constants with XXSPLTIB in vector registers.
17319 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17320 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17321 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17322 extraction of the element at the top of the register as a scalar
17324 (vsx_extract_<mode>_internal1): Likewise.
17325 (vsx_extract_<mode>_internal2): Likewise.
17326 * config/rs6000/constraints.md (wi constraint): Remove a comment
17327 about DImode not being allowed in Altivec registers.
17328 (wB constraint): New constraint for constants that can be
17329 generated in Altivec registers with VSPLTISW/VUPKHSW.
17330 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17332 (xxspltib_constant_nosplit): Likewise.
17333 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17334 support for -mupper-regs-di to enable DImode to go into Altivec
17336 (POWERPC_MASKS): Likewise.
17337 (power7 cpu): Likewise.
17338 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17339 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17340 for DImode being allowed in Altivec registers. Update wi/wj
17341 constraints. Set scalar_in_vmx_p flag.
17342 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17343 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17344 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17345 (rs6000_opt_masks): Add -mupper-regs-di.
17346 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17347 direct move to use wi and not wj.
17348 (lfiwzx): Likewise.
17349 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17351 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17352 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17353 any VSX register, instead of just Altivec registers, to allow
17354 either operand to be an Altivec register or both.
17355 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17356 (movdi_internal32): Add support for -mupper-regs-di. Add support
17357 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17358 the alternatives and attributes to be lined up to be easier to
17360 (movdi_internal64): Likewise.
17361 (64-bit DImode splitters): Change predicates to only split loading
17362 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17363 load constants in ISA 3.0 or ISA 2.07 respectively.
17364 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17365 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17366 mention -mcpu=power9 sets these options.
17367 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17370 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17373 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17374 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17375 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17376 by default to warn misspelled interrupt/ signal handler.
17377 * doc/invoke.texi (AVR Options): Document it. Update description
17378 for -nodevicelib option.
17380 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17382 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17383 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17384 (aarch64_<sur>shll2_n<mode>): Likewise.
17386 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17388 PR middle-end/71529
17389 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17390 DECL_CONTEXT for copied arguments.
17392 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17394 PR tree-optimization/71483
17395 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17398 2016-06-15 Martin Liska <mliska@suse.cz>
17400 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17401 instead of predict_edge w/o a probability.
17403 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17405 PR tree-optimization/71439
17406 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17409 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17411 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17412 register subregs in SET_SRC.
17414 2016-06-15 Richard Biener <rguenther@suse.de>
17416 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17417 store restrictions.
17419 2016-06-15 Richard Biener <rguenther@suse.de>
17421 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17422 not consider dependences between accesses that belong to the
17424 (vect_analyze_data_ref_dependences): Do not analyze read-read
17425 or self-dependences.
17427 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17429 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17431 (find_closest_identifier): Reimplement in terms of
17432 best_match<tree,tree>.
17433 * spellcheck-tree.h: New file.
17434 * spellcheck.c (struct edit_distance_traits<const char *>): New
17436 (find_closest_string): Reimplement in terms of
17437 best_match<const char *, const char *>.
17438 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17439 overload to spellcheck-tree.h.
17440 (find_closest_identifier): Likewise.
17441 (struct edit_distance_traits<T>): New template.
17442 (class best_match): New class.
17444 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17446 * selftest-run-tests.c (selftest::run_tests): Call
17447 selftest::spellcheck_tree_c_tests.
17448 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17449 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17450 (selftest::test_find_closest_identifier): New function.
17451 (selftest::spellcheck_tree_c_tests): New function.
17452 * spellcheck.c (selftest::test_find_closest_string): Verify that
17453 the order of the vec does not affect the results for this case.
17454 (selftest::test_data): New array.
17455 (selftest::test_metric_conditions): New function.
17456 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17457 Call selftest::test_metric_conditions.
17459 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17461 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17462 (BU_P9_MISC_1): Likewise.
17463 (BU_P9_64BIT_MISC_0): Likewise.
17464 (BU_P9_MISC_0): Likewise.
17466 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17468 * gcc-rich-location.c
17469 (gcc_rich_location::add_fixit_misspelled_id): New method.
17470 * gcc-rich-location.h
17471 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17473 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17475 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17476 FreeBSD 11 and above.
17478 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17480 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17482 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17484 * expmed.h: Close parenthesis in "at your option" in copyright
17486 * lower-subreg.h: Likewise.
17488 2016-06-14 Richard Biener <rguenther@suse.de>
17490 PR middle-end/71526
17491 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17494 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17496 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17498 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17499 mask+shift version.
17500 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17502 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17503 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17505 2016-06-14 Richard Biener <rguenther@suse.de>
17507 PR tree-optimization/71522
17508 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17509 copying into float copying.
17511 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17513 PR tree-optimization/71520
17514 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17515 (replace_block_by): Move user labels from bb1 to bb2.
17517 2016-06-14 Richard Biener <rguenther@suse.de>
17519 PR middle-end/71310
17521 * expr.h (get_bit_range): Declare.
17522 * expr.c (get_bit_range): Export.
17523 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17524 word_mode again to constrain the bitfield access.
17526 2016-06-14 Richard Biener <rguenther@suse.de>
17528 PR tree-optimization/71521
17529 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17530 division int_const_binop against zero divisor.
17532 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17534 * config/i386/i386.md (signbittf2): New expander.
17535 * config/i386/sse.md (ptesttf2): New insn pattern.
17537 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17540 * input.c (selftest::test_reading_source_line): Avoid reading from
17541 __FILE__ by creating a tempfile with known content and reading
17544 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17546 * pretty-print.c (assert_pp_format_colored): Skip the test if
17548 (test_pp_format): Remove comment about GCC_COLORS.
17550 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17552 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17553 * pretty-print.c (assert_pp_format_va): Add location param and use
17554 it with ASSERT_STREQ_AT.
17555 (assert_pp_format): Add location param and pass it to
17556 assert_pp_format_va.
17557 (assert_pp_format_colored): Likewise.
17558 (ASSERT_PP_FORMAT_1): New.
17559 (ASSERT_PP_FORMAT_2): New.
17560 (ASSERT_PP_FORMAT_3): New.
17561 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17562 explicitly, or implicitly via the above macros.
17563 * selftest.c (selftest::pass): Use a selftest::location rather
17564 than file and line.
17565 (selftest::fail): Likewise. Print the function name.
17566 (selftest::fail_formatted): Likewise.
17567 (selftest::assert_streq): Use a selftest::location rather than
17569 * selftest.h (selftest::location): New struct.
17570 (SELFTEST_LOCATION): New macro.
17571 (selftest::pass): Accept a const location & rather than file
17573 (selftest::fail): Likewise.
17574 (selftest::fail_formatted): Likewise.
17575 (selftest::assert_streq): Likewise.
17576 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17577 (ASSERT_FALSE): Likewise.
17578 (ASSERT_EQ): Likewise.
17579 (ASSERT_NE): Likewise.
17580 (ASSERT_STREQ): Likewise.
17581 (ASSERT_PRED1): Likewise.
17582 (ASSERT_STREQ_AT): New macro.
17584 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17586 * selftest.c (selftest::fail_formatted): New function.
17587 (selftest::assert_streq): New function.
17588 * selftest.h (selftests::fail_formatted): New decl.
17589 (selftest::assert_streq): New decl.
17590 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17592 2016-06-13 Jeff Law <law@redhat.com>
17594 PR tree-optimization/71403
17595 * tree-ssa-threadbackward.c
17596 (convert_and_register_jump_thread_path): No longer accept reference
17597 to path. Do not pop items off the path anymore.
17598 (fsm_find_control_statement_thread_paths): Do not allow threading
17599 to a deeper loop nest. Pop the last item off the path here rather
17600 than in convert_and_register_jump_thread_path.
17602 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17603 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17605 [AArch64] Emit division using the Newton series
17607 * config/aarch64/aarch64-protos.h
17608 (cpu_approx_modes): Add new member "division".
17609 (aarch64_emit_approx_div): Declare new function.
17610 * config/aarch64/aarch64.c
17611 (generic_approx_modes): New member "division".
17612 (exynosm1_approx_modes): Likewise.
17613 (xgene1_approx_modes): Likewise.
17614 (aarch64_emit_approx_div): Define new function.
17615 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17616 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17617 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17618 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17620 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17621 Wilco Dijkstra <wilco.dijkstra@arm.com>
17623 [AArch64] Emit square root using the Newton series
17625 * config/aarch64/aarch64-protos.h
17626 (aarch64_emit_approx_rsqrt): Replace with new function
17627 "aarch64_emit_approx_sqrt".
17628 (cpu_approx_modes): New member "sqrt".
17629 * config/aarch64/aarch64.c
17630 (generic_approx_modes): New member "sqrt".
17631 (exynosm1_approx_modes): Likewise.
17632 (xgene1_approx_modes): Likewise.
17633 (aarch64_emit_approx_rsqrt): Replace with new function
17634 "aarch64_emit_approx_sqrt".
17635 (aarch64_override_options_after_change_1): Handle new option.
17636 * config/aarch64/aarch64-simd.md
17637 (rsqrt<mode>2): Use new function instead.
17638 (sqrt<mode>2): New expansion and insn definitions.
17639 * config/aarch64/aarch64.md: Likewise.
17640 * config/aarch64/aarch64.opt
17641 (mlow-precision-sqrt): Add new option description.
17642 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17644 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17646 [AArch64] Add more choices for the reciprocal square root approximation
17648 Allow a target to prefer such operation depending on the operation mode.
17650 * config/aarch64/aarch64-protos.h
17651 (AARCH64_APPROX_MODE): New macro.
17652 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17653 (cpu_approx_modes): New structure.
17654 (tune_params): New member "approx_modes".
17655 * config/aarch64/aarch64-tuning-flags.def
17656 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17657 * config/aarch64/aarch64.c
17658 (generic_approx_modes): New core "cpu_approx_modes" structure.
17659 (exynosm1_approx_modes): Likewise.
17660 (xgene1_approx_modes): Likewise.
17661 (generic_tunings): New member "approx_modes".
17662 (cortexa35_tunings): Likewise.
17663 (cortexa53_tunings): Likewise.
17664 (cortexa57_tunings): Likewise.
17665 (cortexa72_tunings): Likewise.
17666 (exynosm1_tunings): Likewise.
17667 (thunderx_tunings): Likewise.
17668 (xgene1_tunings): Likewise.
17669 (use_rsqrt_p): New argument for the mode and use new member from
17671 (aarch64_builtin_reciprocal): Devise mode from builtin.
17672 (aarch64_optab_supported_p): New argument for the mode.
17673 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17675 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17677 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17678 RS6000_BTM_MODULO flag into the set of flags that are considered
17679 to be part of the common configuration.
17681 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17683 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17684 difference unsigned.
17685 (vec_absdb): New macro for vector absolute difference unsigned
17687 (vec_absdh): New macro for vector absolute difference unsigned
17689 (vec_absdw): New macro for vector absolute difference unsigned word.
17690 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17691 (vadu<mode>3): New insn.
17692 (*p9_vadu<mode>3): New insn.
17693 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17695 (vaduh): New built-in definition.
17696 (vaduw): New built-in definition.
17697 (vadu): New overloaded built-in definition.
17698 (vadub): New overloaded built-in definition.
17699 (vaduh): New overloaded built-in definition.
17700 (vaduw): New overloaded built-in definition.
17701 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17702 overloaded vector absolute difference unsigned functions.
17703 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17704 the ISA 3.0 vector absolute difference unsigned built-in functions.
17706 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17708 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17709 update shared_lookup_references only once after changing operands.
17711 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17713 PR middle-end/71373
17714 * tree-nested.c (convert_nonlocal_omp_clauses)
17715 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17717 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17718 * tree.def (CASE_LABEL_EXPR): Likewise.
17720 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17723 * input.c (test_builtins): Fix an assertion.
17725 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17727 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17728 (paritysi2): Ditto.
17730 (isinf<mode>2): Ditto.
17732 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17734 * ggc-tests.c (test_finalization): Only test need_finalization_p
17735 for GCC_VERSION >= 4003.
17737 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17739 * config/s390/vecintrin.h: Fix file description in comment.
17741 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17743 * config/s390/s390-builtin-types.def: Change builtin type naming
17744 scheme to match builtin-types.def.
17746 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
17748 * fold-const.c (optimize_minmax_comparison): Remove.
17749 (fold_comparison): Remove call to the above.
17750 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
17751 New transformations.
17753 2016-06-13 Alan Hayward <alan.hayward@arm.com>
17755 PR tree-optimization/71416
17756 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
17759 2016-06-13 Martin Liska <mliska@suse.cz>
17761 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17762 (combine_predictions_for_insn): Likewise.
17763 (prune_predictions_for_bb): Likewise.
17764 (combine_predictions_for_bb): Likewise.
17766 2016-06-13 Richard Biener <rguenther@suse.de>
17768 PR tree-optimization/71505
17769 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17770 assert match comment.
17772 2016-06-13 Marek Polacek <polacek@redhat.com>
17774 PR middle-end/71476
17775 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17776 gimplify_switch_expr.
17777 (warn_switch_unreachable_r): New function.
17779 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17782 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17785 2016-06-13 Richard Biener <rguenther@suse.de>
17787 PR middle-end/64516
17788 * fold-const.c (fold_unary_loc): Preserve alignment when
17789 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17791 2016-06-13 Martin Liska <mliska@suse.cz>
17794 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17795 w/ -fsanitize=bounds.
17797 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17799 * config/i386/i386.c (ix86_init_builtins): Calculate
17800 FLOAT128_FTYPE_CONST_STRING function type only once.
17801 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17802 built-in functions are available for x86-32 and x86-64 targets.
17804 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17807 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17808 New primitive type.
17809 (FLOAT128_FTYPE_CONST_STRING): New function type.
17810 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17811 [IX86_BUILTIN_NANSQ]: Ditto.
17812 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17813 (ix86_init_builtin_types): Declare const_string_type_node.
17814 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17816 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17817 * doc/extend.texi (x86 Built-in Functions): Document
17818 __builtin_nanq and __builtin_nansq.
17820 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17823 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17824 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17825 length for pop patterns.
17826 (arm_attr_length_push_multi): Update comments.
17827 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17829 (*pop_multiple_with_writeback_and_return): Likewise.
17830 (*pop_multiple_with_return): Likewise.
17832 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17834 PR middle-end/71310
17835 * fold-const.c (optimize_bit_field_compare): Don't try to use
17836 word_mode unconditionally for reading the bit field, look at
17837 DECL_BIT_FIELD_REPRESENTATIVE instead.
17839 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17841 PR middle-end/71478
17842 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17843 vector integer type.
17845 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17847 PR middle-end/71494
17848 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17849 without LABEL_DECL, set *handled_ops_p to false instead of true.
17851 2016-06-10 Martin Sebor <msebor@redhat.com>
17854 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17855 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17856 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17858 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17859 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17860 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17861 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17862 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17863 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17864 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17865 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17867 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17869 * config/arm/arm.h (pool_vector_label,
17870 return_used_this_function): Remove.
17872 2016-06-10 Jeff Law <law@redhat.com>
17874 PR tree-optimization/71335
17875 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17876 zero length paths here.
17877 (convert_and_register_jump_thread_path): Remove hacks related to
17878 duplicated blocks in the jump thread path.
17879 (fsm_find_control_statement_thread_paths): Avoid putting the same
17880 block on the thread path twice, but ensure the thread path is
17881 unchanged from the caller's point of view.
17883 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17885 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17886 * predict.def (PRED_LOOP_BRANCH): Remove.
17888 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17890 * Makefile.in (OBJS): Add ggc-tests.o.
17891 (GTFILES): Add ggc-tests.c.
17892 * ggc-tests.c: New file.
17893 * selftest-run-tests.c (selftest::run_tests): Call
17894 selftest::ggc_tests_c_tests.
17895 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17897 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17899 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17901 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17904 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17905 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17907 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17909 * profile.c: Include cfgloop.h.
17910 (branch_prob): Compute estimated number of iterations.
17911 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17912 recompute estimate number of iterations from profile.
17914 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17916 PR inline-asm/68843
17917 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17918 must be grouped on top of stack. Don't force early clobber
17919 on ordinary reg outputs.
17921 2016-06-10 Richard Biener <rguenther@suse.de>
17923 * targhooks.c (default_builtin_vectorization_cost): Adjust
17924 vec_construct cost.
17926 2016-06-10 Richard Biener <rguenther@suse.de>
17928 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17929 to fold the RHS to a constant if possible.
17931 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17933 PR middle-end/71373
17934 * tree-nested.c (convert_nonlocal_omp_clauses)
17935 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17936 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17937 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17939 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17941 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17943 * omp-low.c (scan_sharing_clauses): Don't expect
17944 OMP_CLAUSE__CACHE_.
17946 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17948 PR tree-optimization/71407
17949 PR tree-optimization/71416
17950 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17951 BIT_FIELD_REF type.
17953 2016-06-10 Richard Biener <rguenther@suse.de>
17955 PR middle-end/71477
17956 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17958 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17960 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17962 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17963 Jiong Wang <jiong.wang@arm.com>
17965 PR rtl-optimization/70751
17966 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17967 spilled into memory.
17969 2016-06-09 Jonathan Yong <10walls@gmail.com>
17972 2015-09-21 Jonathan Yong <10walls@gmail.com>
17974 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17975 sysroot/usr/lib/32api for additional win32 libraries,
17976 fixes failing Cygwin bootstrapping.
17978 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17980 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17983 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17986 * pretty-print.c (pp_indent): Specify that %p is printed in a
17987 host-dependent manner.
17988 (test_pp_format): Remove the test for %p.
17990 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17992 * config/mips/mips.c (mips_output_jump): Fix formatting.
17994 2016-06-09 Richard Biener <rguenther@suse.de>
17996 PR tree-optimization/71462
17997 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18000 2016-06-09 Martin Liska <mliska@suse.cz>
18002 * predict.c (dump_prediction): Add new argument.
18003 (enum predictor_reason): New enum.
18004 (struct predictor_hash): New struct.
18005 (predictor_hash::hash): New function.
18006 (predictor_hash::equal): Likewise.
18007 (not_removed_prediction_p): New function.
18008 (prune_predictions_for_bb): Likewise.
18009 (combine_predictions_for_bb): Prune predictions.
18011 2016-06-09 Martin Liska <mliska@suse.cz>
18013 * predict.c (filter_predictions): New function.
18014 (remove_predictions_associated_with_edge): Use the filter
18016 (equal_edge_p): New function.
18018 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18020 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18021 Correct usage of @samp vs @option, add @samp where appropriate.
18022 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18023 Add armv6s-m and document it, as it is no official ARM name.
18025 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18027 * ifcvt.c (struct noce_if_info): Add transform_name field.
18028 (noce_try_move): Set if_info->transform_name to the function name.
18029 (noce_try_ifelse_collapse): Likewise.
18030 (noce_try_store_flag): Likewise.
18031 (noce_try_inverse_constants): Likewise.
18032 (noce_try_store_flag_constants): Likewise.
18033 (noce_try_addcc): Likewise.
18034 (noce_try_store_flag_mask): Likewise.
18035 (noce_try_cmove): Likewise.
18036 (noce_try_cmove_arith): Likewise.
18037 (noce_try_minmax): Likewise.
18038 (noce_try_abs): Likewise.
18039 (noce_try_sign_mask): Likewise.
18040 (noce_try_bitop): Likewise.
18041 (noce_convert_multiple_sets): Likewise.
18042 (noce_process_if_block): Print if_info->transform_name to
18043 dump_file if transformation succeeded.
18045 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18047 * config/arm/cortex-a57.md (cortex_a57_alu):
18050 2016-06-08 Martin Sebor <msebor@redhat.com>
18051 Jakub Jelinek <jakub@redhat.com>
18055 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18056 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18057 * builtins.c: Include gimple-fold.h.
18058 (fold_builtin_arith_overflow): Handle
18059 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18060 (fold_builtin_3): Likewise.
18061 * doc/extend.texi (Integer Overflow Builtins): Document
18062 __builtin_{add,sub,mul}_overflow_p.
18064 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18066 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18067 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18069 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18071 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18072 Rewrite, looking one level down for records and arrays.
18074 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18076 * pretty-print.c: Include "selftest.h".
18077 (pp_format): Fix comment.
18078 (identifier_to_locale): Likewise.
18079 (selftest::test_basic_printing): New function.
18080 (selftest::assert_pp_format): New function.
18081 (selftest::test_pp_format): New function.
18082 (selftest::pretty_print_c_tests): New function.
18083 * selftest-run-tests.c (selftest::run_tests): Call
18084 selftest::pretty_print_c_tests.
18085 * selftest.h (pretty_print_c_tests): New declaration.
18087 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18089 * invoke.texi (max-loop-headers-insns): Document.
18090 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18091 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18092 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18094 2016-06-08 Richard Biener <rguenther@suse.de>
18096 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18097 on strided SLP loads and fall back to scalar loads in case
18098 we can't chunk them.
18100 2016-06-08 Richard Biener <rguenther@suse.de>
18102 PR tree-optimization/71452
18103 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18104 type used for the SSA rewrite has enough precision to cover
18105 the dynamic type of the location.
18107 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18108 Richard Biener <rguenther@suse.de>
18111 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18112 the same as DECL_P (base0) for indirect_base0. Use equality_code
18113 in one further place.
18115 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18117 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18118 to one word if the field is known to overlap other words.
18119 (extract_bit_field_1): Likewise.
18120 (store_split_bit_field): Remove compensating code.
18121 (extract_split_bit_field): Likewise.
18123 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18127 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18129 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18131 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18133 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18134 (arch64_addpv4sf): Delete.
18135 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18136 "gen_aarch64_addpv4sf".
18137 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18139 (vpadds_f32): Likewise.
18140 (vpaddq_f32): Likewise.
18141 (vpaddq_f64): Likewise.
18143 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18145 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18147 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18148 to VALLF. Rename to "fabd<mode>3".
18149 "*fabd_scalar<mode>3): Delete.
18150 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18152 (vabdd_f64): Likewise.
18153 (vabd_f32): Likewise.
18154 (vabd_f64): Likewise.
18155 (vabdq_f32): Likewise.
18156 (vabdq_f64): Likewise.
18158 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18160 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18162 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18163 "aarch64_rsqrts<mode>".
18164 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18165 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18167 (vrsqrtsd_f64): Likewise.
18168 (vrsqrts_f32): Likewise.
18169 (vrsqrts_f64): Likewise.
18170 (vrsqrtsq_f32): Likewise.
18171 (vrsqrtsq_f64): Likewise.
18173 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18175 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18177 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18178 "aarch64_rsqrte<mode>".
18179 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18180 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18182 (vrsqrted_f64): Likewise.
18183 (vrsqrte_f32): Likewise.
18184 (vrsqrte_f64): Likewise.
18185 (vrsqrteq_f32): Likewise.
18186 (vrsqrteq_f64): Likewise.
18188 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18190 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18192 (fcvtzs): Likewise.
18193 (fcvtzu): Likewise.
18194 * config/aarch64/aarch64-simd.md
18195 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18196 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18197 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18199 (vcvt_n_f32_u32): Likewise.
18200 (vcvt_n_s32_f32): Likewise.
18201 (vcvt_n_u32_f32): Likewise.
18202 (vcvtq_n_f32_s32): Likewise.
18203 (vcvtq_n_f32_u32): Likewise.
18204 (vcvtq_n_f64_s64): Likewise.
18205 (vcvtq_n_f64_u64): Likewise.
18206 (vcvtq_n_s32_f32): Likewise.
18207 (vcvtq_n_s64_f64): Likewise.
18208 (vcvtq_n_u32_f32): Likewise.
18209 (vcvtq_n_u64_f64): Likewise.
18210 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18211 (VSDQ_SDI): Likewise.
18212 (fcvt_target): Support V4DI, V4SI and V2SI.
18213 (FCVT_TARGET): Likewise.
18215 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18217 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18218 (TYPES_BINOP_SUS): Likewise.
18219 (aarch64_simd_builtin_data): Update include file name.
18220 (aarch64_builtins): Likewise.
18221 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18222 for conversion between scalar float-point and fixed-point.
18224 (fcvtzs): Likewise.
18225 (fcvtzu): Likewise.
18226 * config/aarch64/aarch64.md
18227 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18228 pattern for conversion between scalar float to fixed-pointer.
18229 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18230 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18231 (UNSPEC_FCVTZU): Likewise.
18232 (UNSPEC_SCVTF): Likewise.
18233 (UNSPEC_UCVTF): Likewise.
18234 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18236 (vcvtd_n_f64_u64): Likewise.
18237 (vcvtd_n_s64_f64): Likewise.
18238 (vcvtd_n_u64_f64): Likewise.
18239 (vcvtd_n_f32_s32): Likewise.
18240 (vcvts_n_f32_u32): Likewise.
18241 (vcvtd_n_s32_f32): Likewise.
18242 (vcvts_n_u32_f32): Likewise.
18243 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18245 (FCVT_TARGET): Likewise.
18246 (FCVT_FIXED2F): New iterator.
18247 (FCVT_F2FIXED): Likewise.
18248 (fcvt_fixed_insn): New define_int_attr.
18250 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18252 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18253 some statements was removed.
18255 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18257 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18258 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18259 (vect_can_advance_ivs_p): likewise.
18260 (vect_update_ivs_after_vectorizer): likewise.
18261 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18262 (vect_analyze_scalar_cycles_1): likewise.
18263 (vect_analyze_loop_operations): likewise.
18264 (report_vect_op): likewise.
18265 (vect_is_slp_reduction): likewise.
18266 (vect_is_simple_reduction): likewise.
18267 (get_initial_def_for_induction): likewise.
18268 (vect_transform_loop): likewise.
18269 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18270 (vect_recog_sad_pattern): likewise.
18271 (vect_recog_widen_sum_pattern): likewise.
18272 (vect_recog_widening_pattern): likewise.
18273 (vect_recog_divmod_pattern): likewise.
18274 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18275 (vect_analyze_slp_instance): likewise.
18276 (vect_transform_slp_perm_load): likewise.
18277 (vect_schedule_slp_instance): likewise.
18279 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18281 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18282 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18283 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18284 (PRED_LOOP_BRANCH): Document predictor as broken.
18285 (PRED_LOOP_EXIT): Change hitrate 91->92.
18286 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18287 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18288 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18289 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18290 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18291 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18292 (PRED_CALL): Chane hitrate 71->67.
18293 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18294 (PRED_GOTO): Document as unused right now.
18295 (PRED_CONST_RETURN): Change hitrate 67->69
18296 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18297 (PRED_NULL_RETURN): Change hitrate 91->90.
18298 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18299 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18300 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18302 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18304 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18305 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18306 special case Altivec builtin.
18307 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18308 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18309 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18310 code for ALTIVEC_BUILTIN_VEC_MUL.
18311 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18312 for __builtin_vec_mul.
18314 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18316 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18319 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18321 * spellcheck.c (selftest::test_find_closest_string): New function.
18322 (spellcheck_c_tests): Call the above.
18324 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18326 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18328 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18330 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18331 Yv=Yv,C alternatives.
18333 2016-06-07 Richard Biener <rguenther@suse.de>
18336 * common.opt (ffast-math): Make Optimization.
18338 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18339 Prachi Godbole <prachi.godbole@imgtec.com>
18341 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18342 `fabs' and `fneg' type attributes.
18343 (p5600_fpu_fabs): Add `fmove' to the comment.
18345 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18347 * gimple.c: Include builtins.h
18348 (gimple_inexpensive_call_p): New function.
18349 * gimple.h (gimple_inexpensive_call_p): Declare.
18350 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18351 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18354 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18356 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18357 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18358 warning_at_rich_loc, warning_n, pedwarn, permerror,
18359 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18360 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18363 2016-06-07 Richard Biener <rguenther@suse.de>
18365 PR tree-optimization/71428
18366 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18367 BIT_FIELD_REF op vs. load.
18369 2016-06-07 Richard Biener <rguenther@suse.de>
18371 PR middle-end/71423
18372 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18375 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18377 * config/pa/pa.md (call): Generate indirect long calls to non-local
18378 functions on TARGET_64BIT.
18379 (call_value): Likewise.
18381 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18383 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18384 pattern and subsequent splitters.
18385 (call_val_reg_64bit_post_reload): Likewise.
18387 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18389 PR middle-end/71408
18390 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18391 propagate_op_to_single_use.
18393 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18395 PR middle-end/71281
18396 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18398 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18400 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18401 (enum x86_dirflag_state): New enum.
18402 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18403 (machine_function): Remove needs_cld.
18404 (ix86_current_function_needs_cld): Remove.
18405 * config/i386/i386.c (ix86_set_func_type): Set
18406 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18407 (ix86_expand_prologue): Do not emit CLD here.
18408 (ix86_dirflag_mode_needed): New function.
18409 (ix86_dirflag_mode_entry): Ditto.
18410 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18411 (ix86_mode_after): Ditto.
18412 (ix86_mode_entry): Ditto.
18413 (ix86_mode_exit): Ditto.
18414 (ix86_emit_mode_set): Ditto.
18415 * config/i386/i386.md (strmov_singleop): Set
18416 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18417 Do not set ix86_current_function_needs_cld.
18419 (strset_singleop): Ditto.
18421 (cmpstrnqi_nz_1): Ditto.
18422 (cmpstrnqi_1): Ditto.
18423 (strlenqi_1): Ditto.
18425 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18427 PR tree-optimization/71259
18428 * tree-vect-slp.c (vect_get_constant_vectors): For
18429 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18430 one for constant op, and use COND_EXPR for non-constant.
18432 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18434 * Makefile.in (OBJS): Add function-tests.o,
18435 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18436 selftest-run-tests.o.
18437 (OBJS-libcommon): Add selftest.o.
18438 (OBJS-libcommon-target): Add selftest.o.
18439 (all.internal): Add "selftest".
18440 (all.cross): Likewise.
18441 (selftest): New phony target.
18442 (s-selftest): New target.
18443 (selftest-gdb): New phony target.
18444 (COLLECT2_OBJS): Add selftest.o.
18445 * bitmap.c: Include "selftest.h".
18446 (selftest::test_gc_alloc): New function.
18447 (selftest::test_set_range): New function.
18448 (selftest::test_clear_bit_in_middle): New function.
18449 (selftest::test_copying): New function.
18450 (selftest::test_bitmap_single_bit_set_p): New function.
18451 (selftest::bitmap_c_tests): New function.
18452 * common.opt (fself-test): New.
18453 * diagnostic-show-locus.c: Include "selftest.h".
18454 (make_range): New function.
18455 (test_range_contains_point_for_single_point): New function.
18456 (test_range_contains_point_for_single_line): New function.
18457 (test_range_contains_point_for_multiple_lines): New function.
18458 (assert_eq): New function.
18459 (test_get_line_width_without_trailing_whitespace): New function.
18460 (selftest::diagnostic_show_locus_c_tests): New function.
18461 * et-forest.c: Include "selftest.h".
18462 (selftest::test_single_node): New function.
18463 (selftest::test_simple_tree): New function.
18464 (selftest::test_disconnected_nodes): New function.
18465 (selftest::et_forest_c_tests): New function.
18466 * fold-const.c: Include "selftest.h".
18467 (selftest::assert_binop_folds_to_const): New function.
18468 (selftest::assert_binop_folds_to_nonlvalue): New function.
18469 (selftest::test_arithmetic_folding): New function.
18470 (selftest::fold_const_c_tests): New function.
18471 * function-tests.c: New file.
18472 * gimple.c: Include "selftest.h".
18473 Include "gimple-pretty-print.h".
18474 (selftest::verify_gimple_pp): New function.
18475 (selftest::test_assign_single): New function.
18476 (selftest::test_assign_binop): New function.
18477 (selftest::test_nop_stmt): New function.
18478 (selftest::test_return_stmt): New function.
18479 (selftest::test_return_without_value): New function.
18480 (selftest::gimple_c_tests): New function.
18481 * hash-map-tests.c: New file.
18482 * hash-set-tests.c: New file.
18483 * input.c: Include "selftest.h".
18484 (selftest::assert_loceq): New function.
18485 (selftest::test_accessing_ordinary_linemaps): New function.
18486 (selftest::test_unknown_location): New function.
18487 (selftest::test_builtins): New function.
18488 (selftest::test_reading_source_line): New function.
18489 (selftest::input_c_tests): New function.
18490 * rtl-tests.c: New file.
18491 * selftest-run-tests.c: New file.
18492 * selftest.c: New file.
18493 * selftest.h: New file.
18494 * spellcheck.c: Include "selftest.h".
18495 (selftest::levenshtein_distance_unit_test_oneway): New function,
18496 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18497 (selftest::levenshtein_distance_unit_test): Likewise.
18498 (selftest::spellcheck_c_tests): Likewise.
18499 * toplev.c: Include selftest.h.
18500 (toplev::run_self_tests): New.
18501 (toplev::main): Handle -fself-test.
18502 * toplev.h (toplev::run_self_tests): New.
18503 * tree.c: Include "selftest.h".
18504 (selftest::test_integer_constants): New function.
18505 (selftest::test_identifiers): New function.
18506 (selftest::test_labels): New function.
18507 (selftest::tree_c_tests): New function.
18508 * tree-cfg.c: Include "selftest.h".
18509 (selftest::push_fndecl): New function.
18510 (selftest::test_linear_chain): New function.
18511 (selftest::test_diamond): New function.
18512 (selftest::test_fully_connected): New function.
18513 (selftest::tree_cfg_c_tests): New function.
18514 * vec.c: Include "selftest.h".
18515 (selftest::safe_push_range): New function.
18516 (selftest::test_quick_push): New function.
18517 (selftest::test_safe_push): New function.
18518 (selftest::test_truncate): New function.
18519 (selftest::test_safe_grow_cleared): New function.
18520 (selftest::test_pop): New function.
18521 (selftest::test_safe_insert): New function.
18522 (selftest::test_ordered_remove): New function.
18523 (selftest::test_unordered_remove): New function.
18524 (selftest::test_block_remove): New function.
18525 (selftest::reverse_cmp): New function.
18526 (selftest::test_qsort): New function.
18527 (selftest::vec_c_tests): New function.c.
18528 * wide-int.cc: Include selftest.h and wide-int-print.h.
18529 (selftest::from_int <wide_int>): New function.
18530 (selftest::from_int <offset_int>): New function.
18531 (selftest::from_int <widest_int>): New function.
18532 (selftest::assert_deceq): New function.
18533 (selftest::assert_hexeq): New function.
18534 (selftest::test_printing <VALUE_TYPE>): New function template.
18535 (selftest::test_ops <VALUE_TYPE>): New function template.
18536 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18537 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18539 (selftest::wide_int_cc_tests): New function.
18541 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18543 PR middle-end/37780
18544 * ifcvt.c (noce_try_ifelse_collapse): New function.
18546 (noce_process_if_block): Call noce_try_ifelse_collapse.
18547 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18548 (simplify_ternary_operation): Use the above to simplify
18549 conditional CLZ/CTZ expressions.
18551 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18553 PR middle-end/37780
18554 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18555 define_insn_and_split.
18557 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18559 PR middle-end/37780
18560 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18562 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18565 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18566 Implicitly clobber memory for basic asm with non-empty assembler
18567 string. Use targetm.md_asm_adjust also here.
18568 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18569 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18570 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18571 non-empty assembler string.
18572 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18573 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18574 (decode_asm_operands): Handle basic asm in PARALLEL block.
18575 (extract_insn): Handle basic asm in PARALLEL block.
18576 * doc/extend.texi: Mention new behavior of basic asm.
18577 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18578 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18579 branch_needs_nop_p): Use asm_noperands.
18581 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18583 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18584 Include the M7 SPARC DFA scheduler.
18585 New attribute v3pipe.
18586 Annotate insns with v3pipe where appropriate.
18587 Define cpu_feature vis4.
18588 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18589 Add (V8QI "8") to vbits.
18590 Add insns {add,sub}v8qi3
18591 Add insns ss{add,sub}v8qi3
18592 Add insns us{add,sub}{v8qi,v4hi}3
18593 Add insns {min,max}{v8qi,v4hi,v2si}3
18594 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18595 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18596 * config/sparc/niagara4.md: Add a comment explaining the
18597 discrepancy between the documented latenty numbers and the
18599 * config/sparc/niagara7.md: New file.
18600 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18601 supports SPARC5 and VIS 4.0 instructions.
18602 * configure: Regenerate.
18603 * config.in: Likewise.
18604 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18605 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18606 TARGET_CPU_niagara7.
18607 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18608 (CPP_CPU_SPEC): Handle niagara7.
18609 (ASM_CPU_SPEC): Likewise.
18610 * config/sparc/sparc-opts.h (processor_type): Add
18611 PROCESSOR_NIAGARA7.
18612 (mvis4): New option.
18613 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18614 (AS_NIAGARA7_FLAG): Define.
18615 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18616 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18617 (CPP_CPU_SPEC): Handle niagara7.
18618 (ASM_CPU_SPEC): Likewise.
18619 * config/sparc/sparc.c (niagara7_costs): Define.
18620 (sparc_option_override): Handle niagara7 and adjust cache-related
18621 parameters with better values for niagara cpus. Also support VIS4.
18622 (sparc32_initialize_trampoline): Likewise.
18623 (sparc_use_sched_lookahead): Likewise.
18624 (sparc_issue_rate): Likewise.
18625 (sparc_register_move_cost): Likewise.
18626 (dump_target_flag_bits): Support VIS4.
18627 (sparc_vis_init_builtins): Likewise.
18628 (sparc_builtins): Likewise.
18629 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18631 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18633 * config/sparc/sparc.opt (sparc_processor_type): New value
18635 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18637 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18639 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18642 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18644 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18646 2016-06-06 Richard Biener <rguenther@suse.de>
18648 PR tree-optimization/71398
18649 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18652 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18654 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18655 ft32_expand_prolog, ft32_expand_epilogue):
18656 Handle pretend_args.
18657 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18658 * config/ft32/ft32.md: Add pretend_returner.
18660 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18663 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18664 Copy op1 RTX to avoid invalid sharing.
18665 (ix86_expand_vector_move_misalign): Ditto.
18667 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18669 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18672 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18674 * predict.c (predicted_by_loop_heuristics_p): New function.
18675 (predict_iv_comparison): Use it.
18676 (predict_loops): Walk from innermost loops; do not predict edges
18677 leaving multiple loops multiple times; implement
18678 PRED_LOOP_ITERATIONS_MAX heuristics.
18679 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18681 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18683 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18684 only edges out of BB are EH edges.
18686 2016-06-04 Martin Sebor <msebor@redhat.com>
18687 Marcin Baczyński <marbacz@gmail.com>
18690 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18691 a void expression in a void function.
18693 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18695 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18696 aux; dump reasons of decisions.
18697 (should_duplicate_loop_header_p): Likewise.
18698 (do_while_loop_p): Likewise.
18699 (ch_base::copy_headers): Dump asi num insns duplicated.
18701 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18703 PR tree-optimization/71405
18704 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18705 incompatible type, build a new clobber with the right type instead
18706 of building a VIEW_CONVERT_EXPR around it.
18708 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18710 PR tree-optimization/52171
18711 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18712 by_pieces_ninsns instead of move_by_pieces_ninsns.
18714 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18716 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18717 for reg+reg addressing mode.
18719 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18721 * rs6000-c.c (c/c-tree.h): Add #include.
18722 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18723 in C++ when found in the base position of vec_ld or vec_st.
18725 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18727 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18728 use of profile unless profile status is PROFILE_READ.
18729 * profile.c (compute_branch_probabilities): Set profile status
18730 only after reporting predictor hitrates.
18732 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18736 * common.opt (ffp-int-builtin-inexact): New option.
18737 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
18738 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
18739 (ceil@var{m}2): Document dependence on this option.
18740 * ipa-inline-transform.c (inline_call): Handle
18741 flag_fp_int_builtin_inexact.
18742 * ipa-inline.c (can_inline_edge_p): Likewise.
18743 * config/i386/i386.md (rintxf2): Do not test
18744 flag_unsafe_math_optimizations.
18745 (rint<mode>2_frndint): New define_insn.
18746 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
18747 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
18748 for 387 instead of extending and truncating.
18749 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
18750 !flag_trapping_math instead of flag_unsafe_math_optimizations.
18751 Change to frndint<mode>2_<rounding>.
18752 (frndintxf2_<rounding>_i387): Likewise. Change to
18753 frndint<mode>2_<rounding>_i387.
18754 (<rounding_insn>xf2): Likewise.
18755 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
18756 !flag_trapping_math instead of flag_unsafe_math_optimizations for
18757 x87. Test TARGET_ROUND || !flag_trapping_math ||
18758 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
18759 SSE. Use ROUND_NO_EXC in constant operand of
18760 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18761 for 387 instead of extending and truncating.
18763 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18764 Julia Koval <julia.koval@intel.com>
18776 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18777 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18778 all registers, except for function return registers if there are
18779 no caller-saved registers.
18780 (ix86_set_func_type): New function.
18781 (ix86_set_current_function): Call ix86_set_func_type to set
18782 no_caller_saved_registers and func_type. Call reinit_regs if
18783 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18784 nor x87 instructions in interrupt handler nor function with
18785 no_caller_saved_registers attribute.
18786 (ix86_function_ok_for_sibcall): Return false if there are no
18787 caller-saved registers.
18788 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18790 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18791 (ix86_function_arg): Return special arguments in interrupt handler.
18792 (ix86_promote_function_mode): Promote pointer to word_mode only
18793 for normal functions.
18794 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18796 (ix86_epilogue_uses): New function.
18797 (ix86_hard_regno_scratch_ok): Likewise.
18798 (ix86_save_reg): Preserve all registers in interrupt handler
18799 after reload. Preserve all registers, except for function return
18800 registers, if there are no caller-saved registers after reload.
18801 (find_drap_reg): Always use callee-saved register if there are
18802 no caller-saved registers.
18803 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18804 for interrupt handler.
18805 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18806 Emit cld instruction if stringops are used in interrupt handler
18807 or interrupt handler isn't a leaf function.
18808 (ix86_expand_epilogue): Generate interrupt return for interrupt
18809 handler and pop the 'ERROR_CODE' off the stack before interrupt
18810 return in exception handler.
18811 (ix86_expand_call): Disallow calling interrupt handler directly.
18812 If there are no caller-saved registers, mark all registers that
18813 are clobbered by the call which returns as clobbered.
18814 (ix86_handle_no_caller_saved_registers_attribute): New function.
18815 (ix86_handle_interrupt_attribute): Likewise.
18816 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18818 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18819 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18820 accumulation in interrupt function if stack may be realigned to
18822 (EPILOGUE_USES): New.
18823 (function_type): New enum.
18824 (machine_function): Add func_type and no_caller_saved_registers.
18825 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18826 (interrupt_return): New pattern.
18827 * doc/extend.texi: Document x86 interrupt and
18828 no_caller_saved_registers attributes.
18830 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18832 PR tree-optimization/52171
18833 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18834 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18835 Look for constant strings. Move some code to emit_block_cmp_hints
18837 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18838 * defaults.h (COMPARE_MAX_PIECES): New macro.
18839 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18840 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18841 (clear_by_pieces_1): Don't declare. Move definition before use.
18842 (can_do_by_pieces): New static function.
18843 (can_move_by_pieces): Use it. Return bool.
18844 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18845 OP. All callers changed. Handle COMPARE_BY_PIECES.
18846 (class pieces_addr); New.
18847 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18848 pieces_addr::adjust, pieces_addr::increment_address,
18849 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18851 (class op_by_pieces_d): New.
18852 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18854 (class move_by_pieces_d, class compare_by_pieces_d,
18855 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18856 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18857 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18858 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18859 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18860 compare_by_pieces_d::finish_mode): New member functions.
18861 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18863 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18864 (emit_block_cmp_hints): New function.
18865 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18866 use the newly defined classes.
18867 * expr.h (by_pieces_constfn): New typedef.
18868 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18869 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18870 (move_by_pieces_ninsns): Don't declare.
18871 (can_move_by_pieces): Change return value to bool.
18872 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18873 (compare_by_pieces_branch_ratio): New hook.
18874 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18875 (by_pieces_ninsns): Declare.
18876 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18878 (default_compare_by_pieces_branch_ratio): New function.
18879 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18880 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18881 * doc/tm.texi: Regenerate.
18882 * tree-ssa-strlen.c: Include "builtins.h".
18883 (handle_builtin_memcmp): New static function.
18884 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18885 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18887 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18889 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18890 relevant stmts which are simple and invariant.
18891 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18892 instead of simple and invariant
18894 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18896 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18897 (vectorizable_reduction): Check for new relevant state.
18898 (vectorizable_live_operation): vectorize live stmts using
18899 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18900 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18901 (vect_stmt_relevant_p): Check for stmts which are only used live.
18902 (process_use): Use of a stmt does not inherit it's live value.
18903 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18904 (vect_analyze_stmt): Check for new relevant state.
18905 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18906 outside the loop, but not inside it.
18908 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18910 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18911 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18912 (vect_get_vec_def_for_operand): Split out code.
18914 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18916 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18918 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18920 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18922 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18924 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18926 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18928 PR middle-end/71387
18929 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18930 to noreturn e->callee->decl that has void return type and void
18931 arguments, adjust gimple_call_fntype and remove lhs even if it had
18932 previously addressable type.
18934 2016-06-02 Jeff Law <law@redhat.com>
18936 PR tree-optimization/71328
18937 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18938 error when checking for a jump back onto the copied path.
18940 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18942 * config/microblaze/microblaze.c (get_branch_target): Add return
18943 NULL_RTX for the non-CALL_P case.
18944 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18945 (insert_wic): Remove unused local "j".
18947 2016-06-02 Martin Liska <mliska@suse.cz>
18949 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18951 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18952 Julia Koval <julia.koval@intel.com>
18954 * function.c (assign_parm_setup_stack): Force source into a
18955 register if needed.
18956 * target.def (function_incoming_arg): Update documentation to
18957 allow arbitrary address computation based on hard register.
18958 * doc/tm.texi: Regenerated.
18960 2016-06-02 Martin Liska <mliska@suse.cz>
18962 * predict.c (combine_predictions_for_bb): Fix first match in
18963 cases where a first predictor contains more than one occurence
18964 in list of predictors. Take the best value in such case.
18966 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18968 PR rtl-optimization/71295
18969 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18970 offset would go over the size of the inner mode reject it.
18972 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18974 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18975 x=x,x and v=v,m instead of x=x,m.
18977 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18978 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18979 alternative to v=rm,C.
18981 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18982 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18983 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18984 instead of vex for the last two above mentioned alternatives.
18986 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18989 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18991 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18993 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18995 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18997 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18998 from int to unsigned.
19000 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19002 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19003 alternatives, eliminating preferred register class. Add support
19004 for the MTVSRDD instruction in ISA 3.0.
19005 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19006 reg_or_indexed_operand.
19007 (vsx_splat_v4sf_internal): Likewise.
19009 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19012 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19013 for loading up all 0's or all 1's.
19015 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19017 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19019 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19021 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19023 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19024 * gcc.c (set_source_date_epoch_envvar): New function, sets
19025 the SOURCE_DATE_EPOCH environment variable to the current time.
19027 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19029 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19030 the factor for live Phi nodes.
19032 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19034 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19035 * tree-parloops.c (parallelize_loops): likewise.
19036 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19037 tree_unswitch_outer_loop): likewise.
19039 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19041 PR middle-end/71371
19042 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19043 around creation of the temporary.
19045 2016-06-01 Richard Biener <rguenther@suse.de>
19047 PR tree-optimization/71366
19048 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19049 (unloop_loops): Move removing edges here ...
19050 (try_unroll_loop_completely): ... from here.
19051 (try_peel_loop): ... and here.
19052 (tree_unroll_loops_completely_1): Track parent loops via
19053 bitmap of header BBs.
19054 (tree_unroll_loops_completely): Adjust for that.
19056 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19058 * config/rs6000/altivec.h (vec_slv): New macro.
19059 (vec_srv): New macro.
19060 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19061 (UNSPEC_VSRV): New value.
19064 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19065 (vsrv): New builtin definition.
19066 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19067 define argument types for new builtin.
19068 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19070 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19073 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19074 Jocelyn Mayer <l_indien@magic.fr>
19077 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19078 detect processor family for signature_CENTAUR_ebx.
19079 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19080 signature_CENTAUR_ebx.
19081 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19082 <default>: Pass x86-64 for has_longmode.
19084 2016-06-01 Nathan Sidwell <nathan@acm.org>
19086 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19089 2016-06-01 Richard Biener <rguenther@suse.de>
19091 PR tree-optimization/71261
19092 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19093 of stmts successfully put in the bool pattern. Remove
19094 single-use restriction.
19095 (adjust_bool_pattern_cast): Add cast at the use site via the
19096 pattern def sequence.
19097 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19098 of patterned defs. Use the pattern def seqence instead of
19099 multiple independent patterns.
19100 (sort_after_uid): New qsort compare function.
19101 (adjust_bool_stmts): New function to process stmts in the bool
19102 pattern in IL order.
19103 (vect_recog_bool_pattern): Adjust.
19104 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19105 (ifcvt_walk_pattern_tree): Likewise.
19106 (stmt_is_root_of_bool_pattern): Likewise.
19107 (ifcvt_repair_bool_pattern): Likewise.
19108 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19110 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19112 * loop-unroll.c (decide_unroll_constant_iterations,
19113 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19114 likely upper bounds.
19115 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19117 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19119 * tree-core.h (enum omp_clause_code): Remove
19120 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19122 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19124 * config/arm/sync.md (arm_store_exclusive<mode>):
19125 Use 'H' output modifier on operands[2] rather than creating a new
19126 entry in out-of-bounds memory of the operands array.
19127 (arm_store_release_exclusivedi): Likewise.
19129 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19131 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19132 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19133 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19134 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19136 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19138 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19139 into account live statements for mask producers.
19141 2016-06-01 Richard Biener <rguenther@suse.de>
19143 PR tree-optimization/71311
19144 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19145 restrict to non-INTEGER_CST @0.
19147 2016-06-01 Richard Biener <rguenther@suse.de>
19149 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19150 (relational patterns): Use :c to avoid pattern duplications.
19152 2016-06-01 Richard Biener <rguenther@suse.de>
19154 * genmatch.c (comparison_code_p): New predicate.
19155 (swap_tree_comparison): New function.
19156 (commutate): Add for_vec parameter to append new for entries.
19157 Support commutating relational operators by swapping it alongside
19159 (lower_commutative): Adjust.
19160 (dt_simplify::gen): Do not pass artificial operators to gen
19162 (decision_tree::gen): Do not add artificial operators as parameters.
19163 (parser::parse_expr): Verify operator commutativity when :c is
19164 applied. Allow :C to override this.
19165 * match.pd: Adjust patterns to use :C instead of :c where required.
19167 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19169 PR tree-optimization/71077
19170 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19171 the combining step, use boolean_false_node and boolean_true_node
19172 as the designated false/true return values.
19174 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19176 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19177 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19178 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19181 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19183 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19184 of flags impliying the register renaming.
19185 * toplev.c (process_options): Do not imply flag_rename_registers with
19188 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19190 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19191 default implementation.
19193 2016-05-31 Nathan Sidwell <nathan@acm.org>
19195 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19197 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19199 * config/sh/constraints.md (b): Remove constraint.
19200 * config/sh/predicates.md (arith_reg_operand): Remove
19202 * config/sh/sh-modes.def (PDI): Remove.
19203 * config/sh/sh.c (sh_target_reg_class,
19204 sh_optimize_target_register_callee_saved): Remove functions.
19205 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19206 (sh_expand_epilogue): Update comment.
19207 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19208 sh_secondary_reload): Remove TARGET_REGS related code.
19209 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19210 TARGET_REGISTER_P): Remove macros.
19211 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19212 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19213 TR1_REG, TR2_REG): Remove constants.
19214 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19216 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19218 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19219 define_expand patterns.
19220 (adddi3_compact): Rename to adddi3.
19221 (subdi3_compact): Rename to subdi3.
19222 (*negdi2): Rename to negdi2.
19223 (*abs<mode>2): Rename to abs<mode>2.
19225 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19227 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19228 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19229 (atomic_sub_fetchsi): ... this new pattern.
19230 (mvtc): Add CC_REG clobber.
19232 2016-05-31 Marek Polacek <polacek@redhat.com>
19234 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19236 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19238 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19239 aarch64_fusion_enabled_p to check for fusion capabilities.
19241 2016-05-31 Richard Biener <rguenther@suse.de>
19243 PR tree-optimization/71352
19244 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19245 minus one and a negate.
19247 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19249 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19250 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19252 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19253 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19254 Remove use of aarch64_simd_attr_length_move, set length attribute
19256 (*aarch64_be_movoi): Likewise.
19257 (*aarch64_be_movci): Likewise.
19258 (*aarch64_be_movxi): Likewise.
19260 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19262 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19263 It no longer does that.
19264 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19266 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19268 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19269 attribute __unused__.
19271 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19273 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19274 * config/arm/arm.c (arm_arch_thumb1): Define.
19275 (arm_option_override): Initialize arm_arch_thumb1.
19276 * config/arm/arm.h (arm_arch_thumb1): Declare.
19277 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19278 support Thumb-1 ISA.
19280 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19283 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19284 `Yv' for scalar operand.
19286 2016-05-31 Tom de Vries <tom@codesourcery.com>
19288 PR tree-optimization/69068
19289 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19290 phis with more than two args.
19292 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19294 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19295 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19298 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19300 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19302 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19304 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19305 cpu_32, cpu_64, tune_32 and tune_64.
19306 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19308 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19310 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19312 2016-05-30 Andi Kleen <ak@linux.intel.com>
19314 * auto-profile.c (read_profile): Replace asserts with errors
19315 when file does not exist.
19316 * gcov-io.c (gcov_read_words): Dito.
19318 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19320 * tree-cfg.c (print_loop): Print likely upper bounds.
19322 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19324 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19325 * opts.c (default_options): Enable peel loops at -O3.
19326 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19327 (try_peel_loop): Do not re-peel already peeled loops;
19328 use likely upper bounds; fix profile updating.
19329 (pass_complete_unroll::execute): Initialize peeled_loops.
19331 2016-05-30 Martin Liska <mliska@suse.cz>
19333 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19334 computed costs by frequency of BB they belong to.
19335 (get_scaled_computation_cost_at): New function.
19337 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19338 Marc Glisse <marc.glisse@inria.fr>
19340 PR tree-optimization/71289
19341 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19343 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19345 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19347 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19349 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19350 for peeled copies; avoid underflow when updating estimates; correctly
19351 scale loop profile.
19353 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19355 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19356 r236875. Corrected oe3 to oe2 as obvious.
19358 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19360 PR middle-end/71269
19361 PR middle-end/71252
19362 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19363 that inserted stmt will not dominate stmts that defines its operand.
19364 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19365 (rewrite_expr_tree_parallel): Likewise.
19367 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19369 PR middle-end/71252
19370 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19371 all fields including stmt_to_insert are swapped.
19373 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19375 * predict.h (force_edge_cold): Declare.
19376 * predict.c (force_edge_cold): New function.
19377 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19379 (canonicalize_loop_induction_variables): Fix formating.
19381 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19383 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19384 (visium_expand_copysign): Use gen_int_mode directly.
19385 (visium_compute_frame_size): Minor tweaks.
19387 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19389 * tree-vect-loop.c (vect_analyze_loop_2): Use
19390 likely_max_stmt_executions_int.
19392 2016-05-30 Tom de Vries <tom@codesourcery.com>
19394 PR tree-optimization/69067
19395 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19397 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19400 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19401 New peepholes to remove unneeded fild/fistp pairs.
19402 (define_peephole2 atomic_loaddi_fpu): Ditto.
19404 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19406 * predict.c (maybe_hot_frequency_p): Avoid division.
19408 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19410 * doc/install.texi: Use https for shop.fsf.org.
19412 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19414 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19415 likely_max_stmt_executions_int.
19417 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19419 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19420 likely_max_stmt_executions_int.
19422 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19424 * profile.c (compute_branch_probabilities): Do not report hitrates
19426 (branch_prob): Report hitrates here.
19427 * predict.c (gimple_predict_edge): Do not assert profile status;
19428 fix formatting issues.
19430 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19432 * predict.c (edge_predicted_by_p): New function.
19433 (predict_paths_for_bb): Do not put multiple predictions of the same type
19436 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19438 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19441 2016-05-28 Alan Modra <amodra@gmail.com>
19443 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19445 2016-05-28 Alan Modra <amodra@gmail.com>
19447 PR rtl-optimization/71275
19448 * ira.c (ira): Free dominance info.
19450 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19452 * doc/sourcebuild.texi: New address for upstream Go repository.
19454 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19456 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19457 (TARGET_ARM_V7M): Likewise.
19459 2016-05-26 Jeff Law <law@redhat.com>
19461 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19462 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19463 * passes.def: Add jump threading passes before DOM/VRP.
19464 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19465 argument to a basic block from an edge. Remove tests which are
19467 (pass_data_thread_jumps, class pass_thread_jumps): New.
19468 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19469 (make_pass_thread_jumps): Likewise.
19470 * tree-pass.h (make_pass_thread_jumps): Declare.
19472 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19474 * config/visium/visium-protos.h (split_double_move): Rename into...
19475 (visium_split_double_move): ...this.
19476 (visium_split_double_add): Declare.
19477 * config/visium/visium.c (split_double_move): Rename into...
19478 (visium_split_double_move): ...this.
19479 (visium_split_double_add): New function.
19480 (visium_expand_copysign): Renumber operands for consistency.
19481 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19482 (DFmode move splitter): Likewise.
19483 (*addi3_insn): Split by means of visium_split_double_add.
19484 (*adddi3_insn_flags): Delete.
19485 (*plus_plus_sltu<subst_arith>): New insn.
19486 (*subdi3_insn): Split by means of visium_split_double_add.
19487 (subdi3_insn_flags): Delete.
19488 (*minus_minus_sltu<subst_arith>): New insn.
19489 (*negdi2_insn): Split by means of visium_split_double_add.
19490 (*negdi2_insn_flags): Delete.
19492 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19494 * configure.ac: Treat a --with-headers option without argument
19495 the same as the default (i.e. consult sys-include directory).
19496 * configure: Regenerate.
19498 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19500 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19501 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19503 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19504 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19506 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19509 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19510 tree-stdarg analysis results.
19511 (aarch64_setup_incoming_varargs): Likewise.
19513 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19515 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19516 va_list_gpr_counter_field and va_list_fpr_counter_field.
19518 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19521 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19522 * config/aarch64/aarch64.c
19523 (aarch64_cannot_change_mode_class): Remove function.
19524 * config/aarch64/aarch64-protos.h
19525 (aarch64_cannot_change_mode_class): Remove.
19527 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19529 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19530 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19531 get_likely_max_loop_iterations_int): New.
19532 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19533 any_likely_upper_bound.
19534 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19536 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19537 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19539 (unroll_loop_constant_iterations): Likewise.
19540 (unroll_loop_runtime_iterations): Likewise.
19541 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19542 * lto-streamer-out.c (output_cfg): Likewise.
19543 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19545 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19546 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19547 (likely_max_loop_iterations): New.
19548 (likely_max_loop_iterations_int): New.
19549 (likely_max_stmt_executions): New.
19550 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19551 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19552 likely_max_stmt_executions): Declare.
19554 2016-05-27 Marek Polacek <polacek@redhat.com>
19556 PR middle-end/71308
19557 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19559 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19561 * config/s390/s390.md (2x risbg splitters): Use
19562 reg_overlap_mentioned_p instead of rtx_equal_p.
19564 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19566 * combine.c (make_compound_operation): Take known zero bits into
19567 account when checking for possible zero_extend.
19569 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19571 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19572 Use const_int_operand for operand 2 predicate. Simplify expand code
19575 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19577 PR middle-end/71279
19578 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19581 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19583 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19584 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19585 that returns CC_SESWPmode and CC_ZESWPmode.
19586 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19588 (aarch64_rtx_costs): Likewise.
19590 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19592 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19593 for ISA 3.0 min/max support.
19594 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19595 conditional move support.
19596 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19597 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19599 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19600 conditional moves where the comparison type is different from move
19602 (fp_minmax): New code iterator for smin/smax.
19603 (minmax): New code attributes for min/max.
19604 (SMINMAX): Likewise.
19605 (smax<mode>3): Combine min, max insns into one insn using the
19606 fp_minmax code iterator. Add support for ISA 3.0 min/max
19607 instructions that don't need -ffast-math.
19608 (s<minmax><mode>3): Likewise.
19609 (smax<mode>3_vsx): Likewise.
19610 (smin<mode>3): Likewise.
19611 (s<minmax><mode>3_vsx): Likewise.
19612 (smin<mode>3_vsx): Likewise.
19613 (pre-VSX min/max splitters): Likewise.
19614 (s<minmax><mode>3_fpr): Likewise.
19615 (movsfcc): Rewrite floating point conditional moves to combine
19616 SFmode/DFmode into a single insn.
19617 (mov<mode>cc): Likewise.
19618 (movdfcc): Likewise.
19619 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19620 SFDF2 iterators to handle all combinations.
19621 (fseldfsf4): Likewise.
19622 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19623 (fseldfdf4): Likewise.
19624 (fselsfdf4): Likewise.
19625 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19626 comparison instructions that set a 0/-1 mask, and use it for
19627 floating point conditional move via XXSEL.
19628 (fpmask<mode>): Likewise.
19629 (xxsel<mode>): Likewise.
19630 * config/rs6000/predicates.md (min_max_operator): Delete, no
19632 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19633 instructions that generate a 0/-1 mask for use with XXSEL.
19634 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19635 say whether floating point min/max is available, either through
19636 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19637 (TARGET_MINMAX_DF): Likewise.
19639 2016-05-27 Alan Modra <amodra@gmail.com>
19641 PR rtl-optimization/71275
19642 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19643 for update_equiv_regs and combine_and_move_insns.
19645 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19647 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19648 if_then_else or cond RTXes to calculate attribute value.
19649 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19650 <attr "length_immediate>: Ditto.
19651 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19652 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19653 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19654 <attr "type">: Ditto.
19655 <attr "prefix_data16">: Ditto.
19656 <attr "prefix_extra">: Ditto.
19657 <attr "length_immediate">: Ditto.
19658 <attr "prefix">: Ditto.
19659 (vec_set<mode>_0) <attr "isa">: Ditto.
19660 <attr "prefix_extra">: Ditto.
19661 <attr "length_immediate">: Ditto.
19662 <attr "prefix">: Ditto.
19663 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19664 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19665 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19666 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19667 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19668 <attr "length_immediate">: Ditto.
19669 <attr "prefix">: Ditto.
19670 (sse2_movsd) <attr "length_immediate">: Ditto.
19671 <attr "prefix">: Ditto.
19672 (vec_concatv2df) <attr "isa">: Ditto.
19673 <attr "prefix">: Ditto.
19674 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19675 (*vec_extractv2di_1) <attr "isa">: Ditto.
19676 <attr "type">: Ditto.
19677 <attr "length_immediate">: Ditto.
19678 <attr "prefix_rex">: Ditto.
19679 <attr "prefix_extra">: Ditto.
19680 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19681 <attr "prefix_extra">: Ditto.
19682 <attr "length_immediate">: Ditto.
19683 (vec_concatv2di) <attr "isa">: Ditto.
19684 <attr "prefix_extra">: Ditto.
19685 <attr "length_immediate">: Ditto.
19686 <attr "prefix">: Ditto.
19688 2016-05-26 Martin Liska <mliska@suse.cz>
19690 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19692 (operator+): Likewise.
19693 (operator-): Likewise.
19694 (comp_cost::operator+=): Likewise.
19695 (comp_cost::operator-=): Likewise.
19696 (comp_cost::operator/=): Likewise.
19697 (comp_cost::operator*=): Likewise.
19698 (operator<): Likewise.
19699 (operator==): Likewise.
19700 (operator<=): Likewise.
19701 (new_cost): Remove.
19702 (infinite_cost_p): Likewise.
19703 (add_costs): Likewise.
19704 (sub_costs): Likewise.
19705 (compare_costs): Likewise.
19706 (set_group_iv_cost): Use the newly introduced functions.
19707 (get_address_cost): Likewise.
19708 (get_shiftadd_cost): Likewise.
19709 (force_expr_to_var_cost): Likewise.
19710 (split_address_cost): Likewise.
19711 (ptr_difference_cost): Likewise.
19712 (difference_cost): Likewise.
19713 (get_computation_cost_at): Likewise.
19714 (determine_group_iv_cost_generic): Likewise.
19715 (determine_group_iv_cost_address): Likewise.
19716 (determine_group_iv_cost_cond): Likewise.
19717 (autoinc_possible_for_pair): Likewise.
19718 (determine_group_iv_costs): Likewise.
19719 (cheaper_cost_pair): Likewise.
19720 (iv_ca_recount_cost): Likewise.
19721 (iv_ca_set_no_cp): Likewise.
19722 (iv_ca_set_cp): Likewise.
19723 (iv_ca_cost): Likewise.
19724 (iv_ca_new): Likewise.
19725 (iv_ca_dump): Likewise.
19726 (iv_ca_narrow): Likewise.
19727 (iv_ca_prune): Likewise.
19728 (iv_ca_replace): Likewise.
19729 (try_add_cand_for): Likewise.
19730 (try_improve_iv_set): Likewise.
19731 (find_optimal_iv_set): Likewise.
19733 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19735 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19736 that internal functions will clobber all caller-saved registers.
19738 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19740 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
19741 Return a better case_values_threshold when optimizing.
19743 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19745 * config/aarch64/aarch64-simd.md (aarch64_combinez):
19746 Add ? to integer variant.
19747 (aarch64_combinez_be): Likewise.
19749 2016-05-26 Jakub Jelinek <jakub@redhat.com>
19751 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
19752 instead of x constraint.
19753 (vcvtps2ph256<mask_name>): Likewise.
19755 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19756 alternative. Formatting fix.
19758 * config/i386/sse.md
19759 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19761 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19762 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19763 maybe_evex prefix instead of vex.
19764 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19765 EXT_REX_SSE_REG_P (op0) case in the splitter.
19767 2016-05-25 Jeff Law <law@redhat.com>
19769 PR tree-optimization/71272
19770 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19771 Update comments. Add test for empty path.
19773 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19775 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19776 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19777 special case builtin.
19778 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19779 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19780 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19781 for __builtin_vec_cmpne.
19783 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19785 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19786 redundant test and bail out if the type of the new operand is not
19787 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19789 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19791 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19792 (x_ix86_target_flags_explicit): Remove.
19793 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19794 x_ix86_target_flags_explicit.
19795 (ix86_function_specific_restore): Ditto.
19797 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19798 H.J. Lu <hongjiu.lu@intel.com>
19801 * common/config/i386/i386-common.c
19802 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19803 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19804 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19805 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19806 (-mgeneral-regs-only): Add new option.
19807 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19808 x87 instructions if only general registers are allowed.
19809 (ix86_target_string): Add ix86_flags argument. Handle additional
19810 flags options through ix86_flags argument. Update all callers.
19811 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19813 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19815 PR rtl-optimization/66940
19816 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19817 decrementing desired_val will not overflow before performing these
19820 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19822 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19823 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19824 * config/i386/i386.c (enum ix86_builtins): Add
19825 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19826 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19827 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19828 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19829 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19830 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19831 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19832 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19833 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19834 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19835 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19836 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19837 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19838 __builtin_ia32_cvtps2dq512_mask.
19839 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19840 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19841 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19842 * config/i386/sse.md
19843 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19845 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19846 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19848 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19849 (avx512f_vec_pack_sfix_v8df): New define_expand.
19850 (avx512f_roundpd512): Rename to ...
19851 (avx512f_round<castmode>512): ... this. Change iterator.
19852 (avx512f_roundps512_sfix): New define_expand.
19853 (round<mode>2_sfix): Change iterator.
19855 2016-05-25 Nick Clifton <nickc@redhat.com>
19857 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19858 static interrupt handler is detected.
19859 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19860 default linker script.
19861 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19862 the low part of a symbolic pointer.
19864 2016-05-25 Richard Biener <rguenther@suse.de>
19866 PR tree-optimization/71261
19867 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19868 interesting stmt instead of immediate uses when looking
19869 for the use operand to replace.
19871 2016-05-25 Martin Liska <mliska@suse.cz>
19873 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19875 2016-05-25 Richard Biener <rguenther@suse.de>
19877 PR tree-optimization/71264
19878 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19881 2016-05-25 Martin Liska <mliska@suse.cz>
19883 PR tree-optimization/71239
19884 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19885 if DECL_SIZE is NULL.
19887 2016-05-25 Richard Biener <rguenther@suse.de>
19889 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19890 * tree-if-conv.c (pass_data_if_conversion): Use it.
19892 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19894 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19895 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19896 * varpool.c (varpool_node::get_availability): Likewise.
19898 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19900 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19901 VNEGW/VNEGD instructions.
19902 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19903 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19904 support for ISA 3.0 VNEGW/VNEGD instructions.
19906 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19908 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19909 pointers inside OACC_DATA regions.
19910 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19911 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19912 (gimplify_adjust_omp_clauses): Fix typo in comment.
19914 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19916 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19917 parity built-in functions.
19918 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19920 (p9v_parity<mode>2): Likewise.
19921 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19923 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19924 (parity<mode>2): ISA 3.0 expander for vector parity.
19925 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19927 (BU_P9_64BIT_MISC_0): Likewise.
19928 (BU_P9_MISC_0): Likewise.
19929 (BU_P9V_AV_1): Likewise.
19930 (BU_P9V_AV_2): Likewise.
19931 (BU_P9V_AV_3): Likewise.
19932 (BU_P9V_AV_P): Likewise.
19933 (BU_P9V_VSX_1): Likewise.
19934 (BU_P9V_OVERLOAD_1): Likewise.
19935 (BU_P9V_OVERLOAD_2): Likewise.
19936 (BU_P9V_OVERLOAD_3): Likewise.
19937 (VCTZB): Add vector count trailing zeros support.
19941 (VPRTYBD): Add vector parity support.
19942 (VPRTYBQ): Likewise.
19943 (VPRTYBW): Likewise.
19944 (VCTZ): Add overloaded vector count trailing zeros support.
19945 (VPRTYB): Add overloaded vector parity support.
19946 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19947 overloaded vector count trailing zeros and parity instructions.
19948 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19949 vector parity support.
19950 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19951 trailing zeros support.
19952 (vec_cntlz): Likewise.
19953 (vec_vctzb): Likewise.
19954 (vec_vctzd): Likewise.
19955 (vec_vctzh): Likewise.
19956 (vec_vctzw): Likewise.
19957 (vec_vprtyb): Add ISA 3.0 vector parity support.
19958 (vec_vprtybd): Likewise.
19959 (vec_vprtybw): Likewise.
19960 (vec_vprtybq): Likewise.
19961 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19962 the ISA 3.0 vector count trailing zeros and vector parity built-in
19965 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19967 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19968 when there is stmt_to_insert.
19970 2016-05-24 Martin Sebor <msebor@redhat.com>
19973 * tree.h (complete_or_array_type_p): New inline function.
19975 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19977 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19978 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19979 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19981 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19982 Limit 1st alternative to noavx isa, split 2nd alternative into one
19983 noavx and one avx alternative, use *x and Bm in the former and
19984 x and m in the latter.
19986 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19987 of sse4 for the first alternative, drop %v from the template
19988 and d operand modifier. Split second alternative into one sse4_noavx
19989 and one avx alternative, use *x instead of *v in the former and v
19990 instead of *v in the latter.
19991 (*sse4_1_extractps): Use noavx isa instead of * for the first
19992 alternative, drop %v from the template. Split second alternative into
19993 one noavx and one avx alternative, use *x instead of *v in the
19994 former and v instead of *v in the latter.
19995 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19996 with noavx and the last one with avx.
19997 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19998 split the second one into one noavx and one avx alternative,
19999 use *x and Bm in the former and x and m in the latter one.
20000 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20003 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20004 first two alternatives to noavx, use *x instead of *v in the second
20005 one, add avx alternative without *.
20006 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20007 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20008 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20010 2016-05-24 Jeff Law <law@redhat.com>
20012 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20013 New function, extracted from...
20014 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20015 Allow simple copies and constant initializations in the SSA chain.
20017 2016-05-24 Marek Polacek <polacek@redhat.com>
20020 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20023 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20026 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20027 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20028 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20029 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20030 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20032 2016-05-24 Richard Biener <rguenther@suse.de>
20034 PR tree-optimization/71240
20035 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20038 2016-05-24 Richard Biener <rguenther@suse.de>
20040 PR tree-optimization/71230
20041 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20043 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20045 * tree-vectorizer.h (vectorizable_comparison): Delete.
20046 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20047 PURE_SLP_STMT check.
20048 * tree-vect-stmts.c (vectorizable_call): Likewise.
20049 (vectorizable_simd_clone_call): Likewise.
20050 (vectorizable_conversion): Likewise.
20051 (vectorizable_assignment): Likewise.
20052 (vectorizable_shift): Likewise.
20053 (vectorizable_operation): Likewise.
20054 (vectorizable_load): Likewise.
20055 (vectorizable_condition): Likewise.
20056 (vectorizable_store): Likewise. Assert that we don't have
20058 (vectorizable_comparison): Make static. Remove redundant
20059 PURE_SLP_STMT check.
20060 (vect_transform_stmt): Assert that we always have an slp_node
20063 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20065 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20066 operands[2] against 1 with comparison against CONST1_RTX.
20067 (<shift>di3_neon): Likewise.
20068 * config/arm/predicates.md (const0_operand): Replace with comparison
20069 against CONST0_RTX.
20071 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20073 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20074 operands[2] against 1 with comparison against CONST1_RTX.
20075 (ashrdi3): Likewise.
20076 (lshrdi3): Likewise.
20077 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20079 (ashrsi3): Likewise.
20080 (lshrsi3): Likewise.
20081 (rotrsi3): Likewise.
20082 (define_split above *compareqi_eq0): Likewise.
20083 (define_split above "prologue"): Likewise.
20084 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20085 * config/arm/predicates.md (shift_operator): Likewise.
20086 (shift_nomul_operator): Likewise.
20087 (sat_shift_operator): Likewise.
20088 (thumb1_cmp_operand): Likewise.
20089 (const_neon_scalar_shift_amount_operand): Replace manual range
20090 check with IN_RANGE.
20091 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20092 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20094 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20096 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20097 with HOST_WIDE_INT_1.
20099 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20100 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20101 (arm_canonicalize_comparison): Likewise.
20102 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20104 (thumb1_size_rtx_costs): Likewise.
20105 (vfp_const_double_index): Replace cast of 1 to unsigned
20106 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20107 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20109 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20110 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20111 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20112 HOST_WIDE_INT with HOST_WIDE_INT_1.
20114 2016-05-24 Marek Polacek <polacek@redhat.com>
20116 * tree-cfg.h (should_remove_lhs_p): New predicate.
20117 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20118 * gimplify.c (gimplify_modify_expr): Likewise.
20119 * tree-cfg.c (verify_gimple_call): Likewise.
20120 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20121 * gimple-fold.c: Include "tree-cfg.h".
20122 (gimple_fold_call): Use should_remove_lhs_p.
20124 2016-05-24 Richard Biener <rguenther@suse.de>
20126 PR tree-optimization/71253
20127 * cfganal.h (control_dependences): Make robust against edge
20129 (control_dependences::control_dependences): Remove edge_list argument.
20130 (control_dependences::get_edge): Remove.
20131 (control_dependences::get_edge_src): Add.
20132 (control_dependences::get_edge_dest): Likewise.
20133 (control_dependences::m_el): Make a vector of edge src/dest index.
20134 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20135 (control_dependences::control_dependences): Likewise.
20136 (control_dependences::~control_dependence): Likewise.
20137 (control_dependences::get_edge): Remove.
20138 (control_dependences::get_edge_src): Add.
20139 (control_dependences::get_edge_dest): Likewise.
20140 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20142 (perform_tree_ssa_dce): Adjust.
20143 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20145 (pass_loop_distribution::execute): Adjust. Do loop destroying
20146 conditional on changed.
20148 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20151 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20152 return. Reindent transformation comment and mention the ARM state
20155 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20157 PR middle-end/71252
20158 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20159 after build_and_add_sum creates new use stmt.
20161 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20163 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20164 load_lanes/grouped_load classification comes first. Don't check
20165 whether the vectorization factor is a multiple of the group size
20168 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20170 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20171 GROUP_GAP for single-element interleaving.
20172 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20175 2016-05-24 Richard Biener <rguenther@suse.de>
20177 PR middle-end/70434
20179 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20180 bases which are accessed with non-invariant indices.
20181 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20182 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20184 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20186 PR middle-end/71170
20187 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20188 (add_to_ops_vec): Add stmt_to_insert.
20189 (add_repeat_to_ops_vec): Init stmt_to_insert.
20190 (insert_stmt_before_use): New.
20191 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20193 (get_ops): Init stmt_to_insert.
20194 (maybe_optimize_range_tests): Likewise.
20195 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20196 (rewrite_expr_tree_parallel): Likewise.
20197 (reassociate_bb): Likewise.
20199 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20202 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20203 ISA 3.0 xxperm fusion alternative.
20204 (altivec_vperm_v8hiv16qi): Likewise.
20205 (altivec_vperm_<mode>_uns_internal): Likewise.
20206 (vperm_v8hiv4si): Likewise.
20207 (vperm_v16qiv8hi): Likewise.
20209 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20210 Kelvin Nilsen <kelvin@gcc.gnu.org>
20212 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20213 vpermr/xxpermr on ISA 3.0.
20214 (altivec_expand_vec_perm_le): Likewise.
20215 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20216 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20219 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20221 * config/i386/i386.h (IS_STACK_MODE): Enable for
20222 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20223 SSE_FLOAT_MODE_P macros.
20224 * config/i386/i386.c (ix86_preferred_reload_class): Use
20225 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20226 Cleanup regclass processing for CONST_DOUBLE_P.
20227 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20228 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20229 with IS_STACK_MODE macro.
20230 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20232 (*movdf_internal): Use IS_STACK_MODE macro.
20233 (*movsf_internal): Ditto.
20235 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20237 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20238 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20240 2016-05-23 Jeff Law <law@redhat.com>
20242 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20244 (fsm_find_control_statement_thread_paths): Call it.
20246 2016-05-23 Martin Jambor <mjambor@suse.cz>
20249 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20250 from_global_constant if t is not NULL.
20252 2016-05-23 Marek Polacek <polacek@redhat.com>
20255 * common.opt (Wswitch-unreachable): New option.
20256 * doc/invoke.texi: Document -Wswitch-unreachable.
20257 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20260 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20262 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20263 TMR_INDEX is non-NULL.
20265 2016-05-23 Richard Biener <rguenther@suse.de>
20267 PR tree-optimization/71230
20268 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20269 (try_special_add_to_ops): ... here. Always test for single-use.
20271 2016-05-23 Martin Jambor <mjambor@suse.cz>
20273 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20274 default block if a PHI node in the original one would be resized.
20276 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20278 PR tree-optimization/58135
20279 * tree-vect-slp.c: When group size is not multiple
20280 of vector size, allow splitting of store group at
20283 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20285 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20287 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20289 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20290 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20291 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20294 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20295 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20296 v constraint instead of x and vinserti32x4 insn.
20298 * config/i386/sse.md (i128vldq): New mode iterator.
20299 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20300 avx512dq and avx512vl alternatives.
20302 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20303 constraint, use maybe_evex prefix instead of vex.
20304 (vec_dupv4sf): Use v constraint instead of x for output
20305 operand except for noavx alternative, use Yv constraint
20306 instead of x for input. Use maybe_evex prefix instead of vex.
20307 (*vec_dupv4si): Likewise.
20308 (*vec_dupv2di): Likewise.
20310 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20312 PR middle-end/40921
20313 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20314 (linearize_expr_tree): Call try_special_add_to_ops.
20315 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20317 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20319 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20320 to computed stack_usage.
20322 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20325 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20326 operand is subreg (symbol_ref) then move the symbol ref to register.
20328 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20330 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20332 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20334 PR middle-end/71179
20335 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20338 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20340 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20341 ranges by calling get_single_symbol and tidy up. Look more closely
20342 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20344 2016-05-20 Jeff Law <law@redhat.com>
20346 * bitmap.c (bitmap_find_bit): Remove useless test.
20348 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20350 * function.c (thread_prologue_and_epilogue_insns): Commit the
20351 insertion of the epilogue.
20353 2016-05-20 Martin Jambor <mjambor@suse.cz>
20355 PR tree-optimization/70884
20356 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20357 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20358 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20359 of constant pool data as a reason for scalarization.
20361 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20363 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20364 for naked functions.
20365 (thumb1_expand_prologue): Likewise.
20367 2016-05-20 Nathan Sidwell <nathan@acm.org>
20369 * config/nvptx/nptx.c (nvptx_option_override): Only set
20370 flag_toplevel_reorder, if not explicitly specified. Set
20371 flag_no_common, unless explicitly specified.
20373 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20375 * calls.c (can_implement_as_sibling_call_p): Mark param
20376 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20378 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20380 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20381 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20382 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20384 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20385 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20386 and CASE_CONST_ANY.
20388 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20390 * config/nvptx/nvptx.md (sincossf3): New pattern.
20392 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20394 * calls.c (maybe_complain_about_tail_call): New function.
20395 (initialize_argument_information): Call
20396 maybe_complain_about_tail_call when clearing *may_tailcall.
20397 (can_implement_as_sibling_call_p): Call
20398 maybe_complain_about_tail_call when returning false.
20399 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20400 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20401 if tail-call optimization fails.
20402 * cfgexpand.c (expand_call_stmt): Initialize
20403 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20404 * gimple-pretty-print.c (dump_gimple_call): Dump
20405 gimple_call_must_tail_p.
20406 * gimple.c (gimple_build_call_from_tree): Call
20407 gimple_call_set_must_tail with the value of
20408 CALL_EXPR_MUST_TAIL_CALL.
20409 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20410 (gimple_call_set_must_tail): New function.
20411 (gimple_call_must_tail_p): New function.
20412 * print-tree.c (print_node): Update printing of TREE_STATIC
20413 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20414 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20415 trailing comment listing applicable flags.
20416 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20418 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20420 * calls.c (expand_call): Move "Rest of purposes for tail call
20421 optimizations to fail" to...
20422 (can_implement_as_sibling_call_p): ...this new function, and
20423 split into multiple "if" statements.
20425 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20427 * cfgloop.h (expected_loop_iterations_unbounded,
20428 expected_loop_iterations): Unconstify.
20429 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20430 profile with known upper bound; return 3 when profile is absent.
20431 (expected_loop_iterations): Update.
20433 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20435 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20436 and get_max_loop_iterations_int.
20438 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20440 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20441 realistic upper bounds here.
20443 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20446 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20447 calls if the LHS is variable length or has addressable type.
20448 If targets[0]->decl is a noreturn call with void return type and
20449 zero arguments, adjust fntype and remove lhs in that case.
20451 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20453 PR tree-optimization/71079
20454 PR tree-optimization/71206
20455 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20457 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20459 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20460 (get_vec_alignment_for_array_decl): Likewise.
20461 (get_vec_alignment_for_record_decl): Likewise.
20462 (increase_alignment::execute): Move code to find alignment to
20463 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20464 (type_align_map): New hash_map.
20466 2016-05-20 Richard Guenther <rguenther@suse.de>
20468 PR tree-optimization/29756
20469 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20470 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20471 * fold-const.c (operand_equal_p): Likewise.
20472 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20473 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20474 * tree-inline.c (estimate_operator_cost): Likewise.
20475 * tree-pretty-print.c (dump_generic_node): Likewise.
20476 * tree-ssa-operands.c (get_expr_operands): Likewise.
20477 * cfgexpand.c (expand_debug_expr): Likewise.
20478 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20479 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20480 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20481 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20482 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20483 (execute_update_addresses_taken): Do it.
20485 2016-05-20 Richard Biener <rguenther@suse.de>
20487 PR tree-optimization/71185
20488 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20489 register operations.
20491 2016-05-20 Richard Biener <rguenther@suse.de>
20493 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20494 gimple_seq_add_seq_without_update.
20495 (release_bb_predicate): Assert we have no operands to free.
20496 (if_convertible_loop_p_1): Calculate post dominators later.
20497 Do not free BB predicates here.
20498 (combine_blocks): Do not recompute BB predicates.
20499 (version_loop_for_if_conversion): Save BB predicates around
20502 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20504 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20505 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20506 code. Ignore sibcalls on EDGE_IGNORE edges.
20507 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20508 on edges for sibcalls that run without prologue. The rest of the
20509 function is combined from...
20510 (fix_fake_fallthrough_edge): ... this, and ...
20511 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20512 function argument, make it a local variable.
20514 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20516 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20517 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20518 for 32-bit mode and SEH for 64-bit.
20519 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20520 TARGET_64BIT_DEFAULT.
20522 2016-05-19 Ryan Burn <contact@rnburn.com>
20524 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20525 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20527 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20529 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20530 force pending loads from memory.
20532 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20534 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20535 (UNSPEC_DARN_32): New unspec constant.
20536 (UNSPEC_DARN_RAW): New unspec constant.
20537 (darn_32): New instruction.
20538 (darn_raw): New instruction.
20539 (darn): New instruction.
20540 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20541 support and documentation for this macro.
20542 (BU_P9_MISC_1): New macro definition.
20543 (BU_P9_64BIT_MISC_0): New macro definition.
20544 (BU_P9_MISC_0): New macro definition.
20545 (darn_32): New builtin definition.
20546 (darn_raw): New builtin definition.
20547 (darn): New builtin definition.
20548 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20549 RS6000_BUILTIN_0 directives to surround each occurrence of
20550 #include "rs6000-builtin.def".
20551 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20552 RS6000_BTM_64BIT flags to the returned mask, depending on
20554 (def_builtin): Correct an error in the assignments made to the
20555 debugging variable attr_string.
20556 (rs6000_expand_builtin): Add support for no-operand built-in
20558 (builtin_function_type): Remove fatal_error assertion that is no
20560 (rs6000_common_init_builtins): Add support for no-operand built-in
20562 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20564 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20566 (RS6000_BTM_64BIT): New macro definition.
20567 * doc/extend.texi: Document __builtin_darn (void),
20568 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20571 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20573 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20574 max_loop_iterations_int.
20576 2016-05-19 Marek Polacek <polacek@redhat.com>
20578 PR tree-optimization/71031
20579 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20580 condition and adjust the code a bit.
20582 2016-05-19 Martin Liska <mliska@suse.cz>
20584 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20585 auto_vec instead of vec.
20587 2016-05-19 Martin Liska <mliska@suse.cz>
20589 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20591 2016-05-19 Martin Liska <mliska@suse.cz>
20593 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20595 2016-05-19 Martin Liska <mliska@suse.cz>
20597 * ipa-pure-const.c (set_function_state): Remove an existing
20599 (remove_node_data): Do not free it as it's released
20600 in set_function_state.
20602 2016-05-19 Martin Liska <mliska@suse.cz>
20604 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20607 2016-05-19 Martin Liska <mliska@suse.cz>
20609 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20611 2016-05-19 Martin Liska <mliska@suse.cz>
20613 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20614 an auto_vec instead of re-creating it.
20616 2016-05-19 Martin Liska <mliska@suse.cz>
20618 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20619 auto_vec instead of vec.
20621 2016-05-19 Martin Liska <mliska@suse.cz>
20623 * lto-section-in.c (lto_get_section_data): Call
20624 lto_check_version with additional argument.
20625 * lto-streamer.c (lto_check_version): Add new argument.
20626 * lto-streamer.h (lto_check_version): Likewise.
20628 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20630 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20631 Don't add cost of inner memory when handling sign-extended loads.
20633 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20635 PR rtl-optimization/71148
20636 * cse.c (cse_main): Free dominance info.
20637 (rest_of_handle_cse): Don't free dominance info.
20638 (rest_of_handle_cse2): Likewise.
20639 (rest_of_handle_cse_after_global_opts): Likewise.
20641 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20644 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20645 NULL_TREE early if NEON is not available. Remove now redundant check
20646 in ARM_CHECK_BUILTIN_MODE.
20648 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20651 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20652 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20653 * doc/cpp.texi: Document new macros.
20655 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20657 PR tree-optimization/69848
20658 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20659 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20661 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20663 * function.c (thread_prologue_and_epilogue_insn): Move the
20664 "goto epilogue_done" one block later.
20666 2016-05-19 Richard Biener <rguenther@suse.de>
20668 PR tree-optimization/70729
20669 * passes.def: Move LIM pass before PRE. Remove no longer
20670 required copyprop and move first DCE out of the loop pipeline.
20672 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20675 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20676 (OBJS-libcommon-target): ...here.
20677 * opts-common.c: Include spellcheck.h.
20678 (cmdline_handle_error): Build a vec of valid options and use it
20679 to suggest provide hints for misspelled arguments.
20681 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20684 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20685 lhs if it has TREE_ADDRESSABLE type.
20687 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20690 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20691 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20693 2016-05-18 Martin Jambor <mjambor@suse.cz>
20696 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20697 input for NOP_EXPR pass-through functions.
20698 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20699 aggregate global constant VAR_DECLs in constant jump functions.
20701 2016-05-18 Martin Jambor <mjambor@suse.cz>
20704 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20705 from TREE_READONLY parameters.
20707 2016-05-18 Martin Jambor <mjambor@suse.cz>
20710 * cgraph.h (cgraph_indirect_call_info): New field
20711 guaranteed_unmodified.
20712 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20713 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20715 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20716 pass the parameter value to ipa_find_agg_cst_for_param.
20717 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20718 guaranteed_unmodified, store AA results there instead of bailing out
20720 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20721 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20722 (find_constructor_constant_at_offset): New function.
20723 (ipa_find_agg_cst_from_init): Likewise.
20724 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20725 static initializers of contants, report back through a new paameter
20726 from_global_constant if that was the case.
20727 (try_make_edge_direct_simple_call): Also pass parameter value to
20728 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20730 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20731 (ipa_read_indirect_edge_info): Likewise.
20732 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20733 (ipa_load_from_parm_agg): Likewise.
20735 2016-05-18 Jiong Wang <jiong.wang@arm.com>
20737 PR rtl-optimization/71150
20738 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
20741 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20744 * config/rs6000/constraints.md (wE constraint): New constraint
20745 for a vector constant that can be loaded with XXSPLTIB.
20746 (wM constraint): New constraint for a vector constant of a 1's.
20747 (wS constraint): New constraint for a vector constant that can be
20748 loaded with XXSPLTIB and a vector sign extend instruction.
20749 * config/rs6000/predicates.md (xxspltib_constant_split): New
20750 predicates for wE/wS constraints.
20751 (xxspltib_constant_nosplit): Likewise.
20752 (easy_vector_constant): Add support for constants that can be
20753 loaded via XXSPLTIB.
20754 (all_ones_constant): New predicate for vector constant with all
20756 (splat_input_operand): Add support for ISA 3.0 word splat operations.
20757 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
20758 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
20759 instruction and possibly with a sign extension.
20760 (output_vec_const_move): Add support for XXSPLTIB. If we are
20761 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20762 instead of XXLXOR/XXLORC.
20763 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20765 (rs6000_legitimize_reload_address): Likewise.
20766 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20768 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20769 combine VSX_M and VSX_M2 into one iterator.
20770 (VSX_M2): Likewise.
20771 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20772 (VSINT_842): Likewise.
20773 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20774 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20775 XXSPLTIB instruction.
20776 (xxspltib_<mode>_nosplit): Likewise.
20777 (xxspltib_<mode>_split): New insn to load up constants with
20778 XXSPLTIB and a sign extend instruction.
20779 (vsx_mov<mode>): Replace single move that handled all vector types
20780 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20781 moves (when -mvsx-timode is in effect) into the main vector
20782 moves. Eliminate separate moves for <VSr> <VSa>, where the
20783 preferred register class (<VSr>) is listed first, and the
20784 secondary register class (<VSa>) is listed second with a '?' to
20785 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20786 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20787 that if the register was involved in a slow operation, the
20788 clear/set operation does not wait for the slow operation to
20789 finish. Adjust the length attributes for 32-bit mode. Use
20790 rs6000_output_move_128bit and drop the use of the string
20791 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20792 spacing so that the alternatives and attributes don't generate
20793 long lines, and put things in columns, so that it is easier to
20794 match up the operands and attributes with the insn alternatives.
20795 (vsx_mov<mode>_64bit): Likewise.
20796 (vsx_mov<mode>_32bit): Likewise.
20797 (vsx_movti_64bit): Fold movti into normal vector moves.
20798 (vsx_movti_32bit): Likewise.
20799 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20800 splat instructions.
20801 (vsx_splat_v4si_internal): Likewise.
20802 (vsx_splat_v4sf_internal): Likewise.
20803 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20804 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20805 extend vector elements.
20806 (vsx_sign_extend_hi_<mode>): Likewise.
20807 (vsx_sign_extend_si_v2di): Likewise.
20808 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20810 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20811 constraints. Add trailing period to wL documentation.
20813 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20815 PR middle-end/71020
20816 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20817 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20818 * tree-call-cdce.c: Include tree-dfa.h.
20819 (can_guard_call_p): New function, extracted from...
20820 (can_use_internal_fn): ...here.
20821 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20823 (shrink_wrap_one_built_in_call): Likewise.
20824 (use_internal_fn): Likewise.
20825 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20826 and return void. Call replace_abnormal_ssa_names.
20827 (pass_call_cdce::execute): Check can_guard_call_p during the
20828 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20829 will always change something.
20831 2016-05-18 Martin Jambor <mjambor@suse.cz>
20834 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20835 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20837 2016-05-18 Martin Jambor <mjambor@suse.cz>
20840 * ipa-inline.h (condition): New field size.
20841 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20842 for comaprison and store it into the new condition.
20843 (evaluate_conditions_for_known_args): Use condition size to check
20844 access sizes for all but CHANGED conditions.
20845 (unmodified_parm_1): New parameter size_p, store access size into it.
20846 (unmodified_parm): Likewise.
20847 (unmodified_parm_or_parm_agg_item): Likewise.
20848 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20849 (set_cond_stmt_execution_predicate): Extract access sizes and store
20850 them to conditions.
20851 (set_switch_stmt_execution_predicate): Likewise.
20852 (will_be_nonconstant_expr_predicate): Likewise.
20853 (will_be_nonconstant_predicate): Likewise.
20854 (inline_read_section): Stream condition size.
20855 (inline_write_summary): Likewise.
20857 2016-05-18 Richard Biener <rguenther@suse.de>
20859 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20860 condition cost to PHI cost instead of total_cost.
20862 2016-05-18 Martin Liska <mliska@suse.cz>
20865 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20868 2016-05-18 Richard Biener <rguenther@suse.de>
20870 * lto-streamer.h (LTO_major_version): Bump to 6.
20872 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20874 * function.c (make_split_prologue_seq, make_prologue_seq,
20875 make_epilogue_seq): New functions, factored out from...
20876 (thread_prologue_and_epilogue_insns): Here.
20878 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20880 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20881 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20882 of before. Add a comment.
20884 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20886 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20887 expression pointer, not pointer to the pointer.
20889 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20891 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20892 (avx2_pbroadcast<mode>): Add another alternative with v instead
20893 of x constraints in it, using <pbroadcast_evex_isa> isa.
20894 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20896 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20897 constraint x instead of v in second alternative, add avx512bw
20900 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20901 constraint x instead of v in second alternative, add avx512bw
20904 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20905 constraint x instead of v in second alternative, add avx512bw
20908 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20909 avx512bw alternative.
20911 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20913 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20914 array to 128 chars.
20915 (define_insn "*andnottf3"): Ditto.
20916 (define_insn "*<code><mode>3"/any_logic): Ditto.
20917 (define_insn "*<code>tf3"/any_logic): Ditto.
20918 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20919 operand to block AVX-512VL insn variant emit when it is not enabled.
20921 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20923 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20924 constraint fot SF mode.
20926 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20927 Kirill Yukhin <kirill.yukhin@intel.com>
20929 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20931 (define_insn "rsqrt14<mode>"): Ditto.
20932 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20933 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20934 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20935 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20936 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20938 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20939 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20940 * config/i386/i386.c (ix86_print_operand): Expand check for size
20941 override codes for Intel syntax.
20943 2016-05-18 Richard Biener <rguenther@suse.de>
20945 PR tree-optimization/71168
20946 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20947 initialization earlier.
20949 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20951 * config/aarch64/aarch64-simd.md
20952 (aarch64_reduc_plus_internal<mode>): Rename to...
20953 (reduc_plus_scal): ...This, and remove previous implementation.
20955 2016-05-18 Richard Biener <rguenther@suse.de>
20957 * passes.def: Put late dse and cd_dce in canonical order.
20959 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20961 * ipa-inline-transform.c (preserve_function_body_p): Look for
20962 first non-thunk clone.
20963 (save_function_body): Save into first non-thunk.
20964 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20966 (lto_output_node): Inline thunks don't need body in every
20968 * lto-streamer-in.c: Do not fixup thunk clones.
20969 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20971 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20974 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20976 PR middle-end/63586
20977 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20978 (reassociate_bb): Call transform_add_to_multiply.
20980 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20982 * config/aarch64/aarch64.c (all_extensions): Removed unused
20985 2016-05-17 Nathan Sidwell <nathan@acm.org>
20987 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20988 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20990 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20992 PR tree-optimization/54579
20993 PR middle-end/55299
20994 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20996 2016-05-17 Marek Polacek <polacek@redhat.com>
20999 * tree-inline.c (expand_call_inline): Call
21000 maybe_remove_unused_call_args.
21002 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21004 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21005 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21006 * doc/md.texi (fmin@var{m}3): Likewise.
21008 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21010 * match.pd (X & C): New transformation.
21012 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21014 * match.pd (~X & Y): New transformation.
21016 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21018 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21019 information for new SSA_NAME.
21020 (simplify_conversion_using_ranges): Get range through get_range_info
21021 instead of get_value_range.
21023 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21025 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21026 Remove inline assembly.
21027 (vmvn_s16): Likewise.
21028 (vmvn_s32): Likewise.
21029 (vmvn_u8): Likewise.
21030 (vmvn_u16): Likewise.
21031 (vmvn_u32): Likewise.
21032 (vmvnq_s8): Likewise.
21033 (vmvnq_s16): Likewise.
21034 (vmvnq_s32): Likewise.
21035 (vmvnq_u8): Likewise.
21036 (vmvnq_u16): Likewise.
21037 (vmvnq_u32): Likewise.
21038 (vmvn_p8): Likewise.
21039 (vmvnq_p16): Likewise.
21041 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21043 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21045 (vmul_n_s16): Likewise.
21046 (vmul_n_s32): Likewise.
21047 (vmul_n_u16): Likewise.
21048 (vmul_n_u32): Likewise.
21049 (vmulq_n_f32): Likewise.
21050 (vmulq_n_f64): Likewise.
21051 (vmulq_n_s16): Likewise.
21052 (vmulq_n_s32): Likewise.
21053 (vmulq_n_u16): Likewise.
21054 (vmulq_n_u32): Likewise.
21056 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21058 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21059 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21061 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21063 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21064 to *aarch64_fma4_elt_from_dup<mode>.
21065 (*aarch64_fnma4_elt_to_128df): Rename to
21066 *aarch64_fnma4_elt_from_dup<mode>.
21067 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21068 (vfms_n_f32): Likewise.
21069 (vfms_n_f64): Likewise.
21070 (vfmsq_n_f32): Likewise.
21071 (vfmsq_n_f64): Likewise.
21073 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21075 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21077 2016-05-17 Richard Biener <rguenther@suse.de>
21079 PR tree-optimization/71132
21080 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21081 Only add control dependences for blocks in the loop.
21082 (build_rdg): Adjust.
21083 (generate_code_for_partition): Return whether loop should
21084 be destroyed and delay that.
21085 (distribute_loop): Likewise.
21086 (pass_loop_distribution::execute): Record loops to be destroyed
21087 and perform delayed destroying of loops.
21089 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21092 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21094 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21096 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21098 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21101 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21102 insertion point for instructions generated by validize_mem.
21104 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21106 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21109 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21111 * config/aarch64/aarch64.c
21112 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21113 rather than a macro.
21115 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21117 * doc/invoke.texi (AArch64 Options): Various updates.
21119 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21121 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21122 into instrumentation thunks.
21123 * cif-code.def (CIF_CHKP): New.
21125 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21127 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21129 2016-05-16 Martin Jambor <mjambor@suse.cz>
21131 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21132 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21134 2016-05-16 Marek Polacek <polacek@redhat.com>
21136 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21139 2016-05-16 Martin Jambor <mjambor@suse.cz>
21142 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21143 the outlined kernel function.
21145 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21147 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21148 (ISA_HAS_DLSA): Ditto.
21150 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21152 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21154 2016-05-16 Nathan Sidwell <nathan@acm.org>
21156 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21157 (nvptx_name_replacement): Restore. Add comment.
21158 (write_fn_proto, write_fn_proto_from_insn,
21159 nvptx_output_call_insn): Restore
21160 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21162 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21164 * config/aarch64/aarch64.md
21165 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21166 (add<mode>3_compareC_imm): Likewise.
21167 (<optab>si3_uxtw): Split into register and immediate variants.
21168 (andsi3_compare0_uxtw): Likewise.
21169 (and<mode>3_compare0): Likewise.
21170 (and<mode>3nr_compare0): Likewise.
21171 (stack_protect_test_<mode>): Don't use %x for memory operands.
21173 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21175 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21177 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21179 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21180 Split integer shifts into shift_reg and bfm.
21181 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21182 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21183 (ror<mode>3_insn): Likewise.
21184 (<optab>si3_insn_uxtw): Likewise.
21185 (<optab><mode>3_insn): Change to rotate_imm.
21186 (extr<mode>5_insn_alt): Likewise.
21187 (extrsi5_insn_uxtw): Likewise.
21188 (extrsi5_insn_uxtw_alt): Likewise.
21190 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21192 * doc/tm.texi: Regenerate.
21193 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21194 (TARGET_INVALID_RETURN_TYPE): Remove.
21195 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21196 TARGET_INVALID_RETURN_TYPE.
21197 * target.def (invalid_parameter_type): Remove.
21198 (invalid_return_type): Remove.
21200 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21202 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21203 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21205 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21207 (preserve_function_body_p): No need to preserve function body
21208 * cif-codes.def (CIF_THUNK): Remove.
21209 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21211 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21213 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21215 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21217 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21220 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21222 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21223 (inline_small_functions): Do not look for function symbol when
21226 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21228 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21231 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21232 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21233 Jiong Wang <jiong.wang@arm.com>
21235 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21236 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21237 Define __ARM_FP16_ARGS when appropriate.
21238 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21240 (arm_invalid_return_type): Likewise.
21241 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21242 (TARGET_INVALID_RETURN_TYPE): Remove.
21243 (aapcs_vfp_sub_candidate): Allow HFmode.
21244 (aapcs_vfp_allocate): Add comment. Support HFmode.
21245 (aapcs_vfp_allocate_return_reg): Likewise.
21246 (struct aapcs_cp_arg_layout): Slightly reword comments for
21247 is_return_candidate and allocate_return_reg.
21248 (output_mov_vfp): Update assert.
21249 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21251 (arm_invalid_parameter_type): Remove.
21252 (amr_invalid_return_type): Remove.
21253 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21254 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21255 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21257 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21259 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21260 * config/aarch64/arch64-protos.h
21261 (aarch64_legitimize_reload_address): Remove.
21262 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21265 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21267 * configure.ac: Add ACX_NONCANONICAL_HOST.
21268 * configure: Regenerate.
21269 * Makefile.in: Set host_noncanonical.
21271 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21274 * config/i386/i386.md (*movtf_internal): Before register allocation,
21275 do not allow FP constants for CM_MEDIUM memory model, allow only
21276 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21277 (*movxf_internal): Ditto.
21278 (*movdf_internal): Ditto.
21279 (*movsf_internal): Ditto.
21281 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21283 PR rtl-optimization/67483
21284 * combine.c (make_compound_operation): Don't call extract_left_shift
21285 with negative shift amounts.
21287 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21290 * fold-const.c (fold_checksum_tree): Allow modification
21291 of TYPE_ALIAS_SET during folding.
21293 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21294 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21295 (ix86_split_to_parts): Likewise. Fix up formatting.
21297 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21299 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21300 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21303 2016-05-13 Nathan Sidwell <nathan@acm.org>
21305 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21306 (nvptx_name_replacement): Delete.
21307 (write_fn_proto, write_fn_proto_from_insn,
21308 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21309 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21310 * langhooks.c (add_builtin_funcction_common): Call
21311 targetm.mangle_decl_assembler_name.
21313 * config/nvptx/nvptx.c (write_fn_proto): Handle
21314 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21316 2016-05-13 Martin Liska <mliska@suse.cz>
21318 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21319 and PRIu64 in printf format.
21321 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21323 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21326 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21328 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21329 Change --param max-completely-peeled-times to
21330 --param max-completely-peel-times in dump file printing.
21332 2016-05-13 Richard Biener <rguenther@suse.de>
21334 PR tree-optimization/42587
21335 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21336 (find_bswap_or_nop_1): Likewise.
21337 (bswap_replace): Likewise.
21339 2016-05-13 Martin Liska <mliska@suse.cz>
21341 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21342 Initialize a variable with default value.
21344 2016-05-13 Martin Liska <mliska@suse.cz>
21346 * doc/invoke.texi: Enhance explanation of error recovery
21349 2016-05-13 Martin Liska <mliska@suse.cz>
21351 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21352 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21353 (iv_inv_expr_ent *).
21354 (struct iv_inv_expr_ent): Comment struct fields.
21355 (sort_iv_inv_expr_ent): New function.
21356 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21357 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21358 a hash_map between iv_inv_expr_ent and number of usages.
21359 (niter_for_exit): Fix coding style.
21360 (tree_ssa_iv_optimize_init): Use renamed variable.
21361 (determine_base_object): Fix coding style.
21362 (alloc_iv): Likewise.
21363 (find_interesting_uses_outside): Likewise.
21364 (add_candidate_1): Likewise.
21365 (add_standard_iv_candidates): Likewise.
21366 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21367 (prepare_decl_rtl): Fix coding style.
21368 (get_address_cost): Likewise.
21369 (get_shiftadd_cost): Likewise.
21370 (force_expr_to_var_cost): Likewise.
21371 (compare_aff_trees): Likewise.
21372 (get_expr_id): Restructure the function.
21373 (get_loop_invariant_expr_id): Renamed to
21374 get_loop_invariant_expr.
21375 (get_computation_cost_at): Replace usage of inv_expr_id with
21377 (get_computation_cost): Likewise.
21378 (determine_group_iv_cost_generic): Likewise.
21379 (determine_group_iv_cost_address): Likewise.
21380 (iv_period): Fix coding style.
21381 (iv_elimination_compare_lt): Likewise.
21382 (may_eliminate_iv): Likewise.
21383 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21385 (determine_group_iv_costs): Dump invariant expressions.
21386 (iv_ca_recount_cost): Use the newly added hash_map.
21387 (iv_ca_set_remove_invariants): Fix coding style.
21388 (iv_ca_set_add_invariants): Fix coding style.
21389 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21391 (iv_ca_set_cp): Likewise.
21392 (iv_ca_new): Initialize the newly added hash_map and remove
21393 initialization of fields.
21394 (iv_ca_free): Delete the hash_map.
21395 (iv_ca_dump): Dump invariant expressions.
21396 (iv_ca_extend): Fix coding style.
21397 (try_add_cand_for): Likewise.
21398 (create_new_ivs): Dump information about # of avg iterations and
21399 # of used invariant expressions.
21400 (rewrite_use_compare): Fix coding style.
21401 (free_loop_data): Set default value for max_inv_expr_id.
21403 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21405 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21406 returned value cse_cfg_altered computation.
21407 (rest_of_handle_cse2): Likewise.
21408 (rest_of_handle_cse_after_global_opts): Likewise.
21410 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21413 * config/arm/arm.c (arm32_output_mi_thunk): New.
21414 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21415 to split Thumb1 vs TARGET_32BIT functionality.
21416 (arm_thumb1_mi_thunk): New.
21418 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21420 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21423 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21426 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21428 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21430 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21431 (expand_builtin_trap): Emit a regular call.
21432 (set_builtin_user_assembler_name): Remove obsolete cases.
21433 * dse.c (scan_insn): Adjust.
21434 * except.c: Include calls.h.
21435 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21436 emit a regular call to setjmp.
21437 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21438 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21439 (emit_block_move_via_libcall): Delete.
21440 (block_move_fn): Delete.
21441 (init_block_move_fn): Likewise.
21442 (emit_block_move_libcall_fn): Likewise.
21443 (emit_block_op_via_libcall): New function.
21444 (set_storage_via_libcall): Tidy up and use memset builtin.
21445 (block_clear_fn): Delete.
21446 (init_block_clear_fn): Likewise.
21447 (clear_storage_libcall_fn): Likewise.
21448 (expand_assignment): Call emit_block_move_via_libcall.
21449 Do not include gt-expr.h.
21450 * expr.h (emit_block_op_via_libcall): Declare.
21451 (emit_block_copy_via_libcall): New inline function.
21452 (emit_block_move_via_libcall): Likewise.
21453 (emit_block_comp_via_libcall): Likewise.
21454 (block_clear_fn): Delete.
21455 (init_block_move_fn): Likewise.
21456 (init_block_clear_fn): Likewise.
21457 (emit_block_move_via_libcall): Likewise.
21458 (set_storage_via_libcall): Add default parameter value.
21459 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21460 (abort_libfunc): Delete.
21461 (memcpy_libfunc): Likewise.
21462 (memmove_libfunc): Likewise.
21463 (memcmp_libfunc): Likewise.
21464 (memset_libfunc): Likewise.
21465 (setbits_libfunc): Likewise.
21466 (setjmp_libfunc): Likewise.
21467 (longjmp_libfunc): Likewise.
21468 (profile_function_entry_libfunc): Likewise.
21469 (profile_function_exit_libfunc): Likewise.
21470 (gcov_flush_libfunc): Likewise.
21471 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21472 and DECL_VISIBILITY on the declaration.
21473 (init_optabs): Do not initialize obsolete libfuncs.
21474 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21475 * tree-core.h (ECF_RET1): Define.
21476 (ECF_TM_PURE): Adjust.
21477 (ECF_TM_BUILTIN): Likewise.
21478 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21479 (build_common_builtin_nodes): Initialize abort builtin.
21480 Add ECF_RET1 on memcpy, memmove and memset builtins.
21481 Pass final flags for alloca and alloca_with_align builtins.
21482 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21484 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21485 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21486 set_storage_via_libcall and call emit_block_copy_via_libcall.
21488 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21490 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21491 DImode before it is passed to ix86_output_call_operand.
21492 (*call_value_got_x32): Ditto for operand 1.
21494 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21496 PR rtl-optimization/70904
21497 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21498 reload for wide mode.
21500 2016-05-12 Marek Polacek <polacek@redhat.com>
21503 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21504 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21505 * langhooks.h (incomplete_type_error): Likewise.
21506 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21507 parameter, pass it down to incomplete_type_error.
21508 * tree.h (size_in_bytes): New inline overload.
21509 (size_in_bytes_loc): Renamed from size_in_bytes.
21511 2016-05-12 Richard Biener <rguenther@suse.de>
21513 PR tree-optimization/71059
21514 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21515 nary before looking up or entering the expression into the VN
21517 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21518 Make sure to re-use NARYs without result as inserted by
21521 2016-05-12 Richard Biener <rguenther@suse.de>
21523 PR tree-optimization/71062
21524 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21526 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21527 vars_contains_restrict if the var is a restrict tag.
21528 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21529 do not disambiguate pointers against it.
21530 (dump_points_to_solution): Re-structure and adjust for new
21531 vars_contains_restrict flag.
21532 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21534 2016-05-12 Martin Liska <mliska@suse.cz>
21536 * doc/invoke.texi: Explain connection between
21537 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21539 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21541 PR tree-optimization/71006
21542 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21543 consider COND_EXPR as a mask producer.
21545 2016-05-12 Marek Polacek <polacek@redhat.com>
21548 * opts.c (common_handle_option): Detect missing argument for --help^.
21550 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21553 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21554 when popping the PC and within an interrupt handler routine.
21555 Add missing tab to output of "ldmfd".
21556 (output_return_instruction): Output LDMFD with SP update rather
21557 than POP when returning from interrupt handler.
21559 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21561 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21562 TARGET_64BIT && TARGET_AVX512DQ.
21563 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21564 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21565 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21566 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21567 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21568 (*vec_extractv4si_zext): Add avx512dq alternative.
21569 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21570 use v instead of x constraint in other alternatives where possible.
21572 * config/i386/sse.md (sse2_loadld): Use v instead of x
21573 constraint in alternatives 0,1,4.
21575 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21576 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21577 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21580 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21581 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21582 is not emitted unless TARGET_AVX512BW.
21583 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21584 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21585 for the result operand.
21587 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21588 constraint instead of x in avx alternatives. Use maybe_evex instead
21591 * config/i386/constraints.md (Yv): New constraint.
21592 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21593 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21594 * config/i386/i386.md (avx512fvecmode): New mode attr.
21595 (*pushtf): Use v constraint instead of x.
21596 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21597 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21598 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21599 (*absnegtf2_sse): Likewise.
21600 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21601 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21602 avx512f alternatives.
21603 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21605 2016-05-12 Richard Biener <rguenther@suse.de>
21607 PR tree-optimization/71060
21608 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21609 require exact match of DR_BASE_OBJECT but only matching address and
21612 2016-05-12 Richard Biener <rguenther@suse.de>
21614 PR tree-optimization/70986
21615 * cfganal.c: Include cfgloop.h.
21616 (dfs_find_deadend): Prefer to take edges exiting loops.
21618 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21620 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21621 compile and run time.
21623 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21626 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21628 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21630 * config/i386/i386.c (legitimize_pic_address): Use
21631 copy_to_suggested_reg instead of gen_movsi.
21633 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21635 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21636 the code into quad_address_p and call it to share code with
21637 vsx_quad_dform_memory_operand.
21638 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21640 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21641 bit instead of being a separate word. Split -mpower9-dform into
21642 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21643 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21644 for the register class supporting 128-bit quad word memory offsets.
21645 (mode_supports_vsx_dform_quad): Helper function to return if the
21646 register class uses quad word memory offsets.
21647 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21648 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21649 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21650 instructions are enabled, set up the appropriate addr_masks for
21652 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21653 -mpower9-dform-scalar, instead of -mpower9-dform.
21654 (rs6000_option_override_internal): Split -mpower9-dform into two
21655 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21656 -mpower9-dform switch sets or clears both. If we are not using
21657 the LRA register allocator, do not enable -mpower9-dform-vector by
21658 default. If we are using LRA, enable -mpower9-dform-vector and
21659 -mvsx-timode if it is appropriate. Issue a warning if either
21660 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21662 (quad_address_offset_p): New helper function to return if the
21663 offset is legal for quad word memory instructions.
21664 (quad_address_p): New function to determin if GPR or vector
21665 register quad word memory addresses are legal.
21666 (mem_operand_gpr): Validate quad word address offsets.
21667 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21668 d-form (register + offset) instructions.
21669 (offsettable_ok_by_alignment): Likewise.
21670 (rs6000_legitimate_offset_address_p): Likewise.
21671 (legitimate_lo_sum_address_p): Likewise.
21672 (rs6000_legitimize_address): Likewise.
21673 (rs6000_legitimize_reload_address): Add more debug statements for
21675 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21676 d-form instructions.
21677 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21678 d-form instructions. Distinguish different cases in debug
21679 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21680 d-form instructions.
21681 (rs6000_preferred_reload_class): Likewise.
21682 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21683 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21684 of the ISA 2.06 indexed memory instructions.
21685 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21686 use them to save/restore the saved vector registers instead of
21687 using Altivec instructions.
21688 (rs6000_emit_epilogue): Likewise.
21689 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21690 (rs6000_opt_masks): Split -mpower9-dform into
21691 -mpower9-dform-scalar and -mpower9-dform-vector.
21692 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21694 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21695 ISA 3.0 vector indexed memory instructions, and fold the code into
21696 the normal mov<mode> patterns.
21697 (p9_vecstore_<mode>): Likewise.
21698 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21700 (vsx_movti_64bit): Likewise.
21701 (vsx_movti_32bit): Likewise.
21702 * config/rs6000/constraints.md (wO constraint): New constraint for
21703 ISA 3.0 vector d-form support.
21704 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21705 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21706 include -mpower9-dform-vector until we switch over to LRA.
21707 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21708 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21709 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21710 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21711 for -mpower9-dform and -mlra.
21712 * doc/md.texi (wO constraint): Document wO constraint.
21714 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21716 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21717 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21718 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21719 Move handling of non-insn arguments inline into the sole user:
21720 (output_trans_func): ...here.
21721 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21722 in emitted function prototype.
21723 (output_internal_insn_latency_func): Ditto. Simplify.
21724 (output_internal_maximal_insn_latency_func): Ditto. Delete
21725 always-unused argument.
21726 (output_insn_latency_func): Ditto.
21727 (output_maximal_insn_latency_func): Ditto.
21729 2016-05-11 Richard Biener <rguenther@suse.de>
21731 PR tree-optimization/71055
21732 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21733 sth with precision not equal to access size verify we don't chop
21736 2016-05-11 Richard Biener <rguenther@suse.de>
21739 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
21740 (dwarf2out_finish): Move retry_incomplete_types call ...
21741 (dwarf2out_early_finish): ... here.
21743 2016-05-11 Richard Biener <rguenther@suse.de>
21745 PR middle-end/71002
21746 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
21747 if the langhook insists on it.
21748 * fold-const.c (make_bit_field_ref): Add arg for the original
21749 reference and preserve its alias-set.
21750 (decode_field_reference): Take exp by reference and adjust it
21751 to the original memory reference.
21752 (optimize_bit_field_compare): Adjust callers.
21753 (fold_truth_andor_1): Likewise.
21754 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
21756 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
21758 PR middle-end/70807
21759 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21760 * cfgrtl.c (delete_insn_and_edges): Likewise.
21761 * config/i386/i386.c (convert_scalars_to_vector): Remove
21763 * cse.c (cse_insn): Compute cse_cfg_altered.
21764 (delete_trivially_dead_insns): Likewise.
21765 (cse_cc_succs): Likewise.
21766 (rest_of_handle_cse): Free dominance info if required.
21767 (rest_of_handle_cse2): Likewise.
21768 (rest_of_handle_cse_after_global_opts): Likewise.
21770 2016-05-11 Alan Modra <amodra@gmail.com>
21772 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21773 abi_v4_pass_in_fpr): New functions.
21774 (rs6000_function_arg_boundary): Exclude complex IBM long double
21775 from 64-bit alignment when ABI_V4.
21776 (rs6000_function_arg, rs6000_function_arg_advance_1,
21777 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21779 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21781 PR rtl-optimization/71028
21782 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21783 jump with just a return in the fallthrough block if the branch
21784 block contains just a return as well.
21786 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21788 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21789 * match.pd ((X & Y) ^ Y): ... this.
21790 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21791 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21793 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21795 * read-md.c (require_char_ws): New function.
21796 (read_string): Simplify using require_char_ws.
21797 (handle_constants): Likewise.
21798 (handle_enum): Likewise.
21799 (handle_file): Likewise.
21800 * read-md.h (require_char_ws): New declaration.
21801 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21802 (read_mapping): Likewise.
21803 (read_rtx_code): Likewise.
21804 (read_nested_rtx): Likewise.
21806 2016-05-10 James Norris <jnorris@codesourcery.com>
21808 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21809 if offloading is enabled and -fopenacc or -fopenmp is specified.
21810 (CRTOFFLOADEND): Likewise.
21811 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21812 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21814 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21816 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21817 gotoff_operand code paths. Use copy_to_suggested_regs and
21818 expand_simple_binop where appropriate. Cleanup.
21820 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21823 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21825 (dimode_scalar_chain::vector_const_cost): New.
21826 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21827 (dimode_scalar_chain::convert_op): Likewise.
21828 (dimode_scalar_chain::convert_insn): Likewise.
21830 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21832 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21833 unary operation, not a binary one.
21835 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21837 PR middle-end/70877
21838 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21839 calls with type casted fndecl.
21841 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21843 PR tree-optimization/70786
21844 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21845 * calls.c (initialize_argument_information): Bind bounds
21846 with corresponding args passed by reference.
21848 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21851 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21852 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21853 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21856 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21859 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21860 code for a zero scale factor.
21861 (vsx_xvcvdpuxds_scale): Likewise.
21863 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21865 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21866 if show_ruler_p was set on the context.
21867 (layout::show_ruler): New method.
21868 * diagnostic.h (struct diagnostic_context): Add field
21871 2016-05-10 Richard Biener <rguenther@suse.de>
21873 PR tree-optimization/71039
21874 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21875 (chk_uses): New function.
21876 (propagate_with_phi): Verify we can safely replicate the lhs of an
21877 aggregate assignment on all incoming edges.
21879 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21881 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21883 (rx_atomic_sequence): New class.
21884 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21885 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21887 (rx_atomic_sequence::rx_atomic_sequence,
21888 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21889 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21890 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21891 CTRLREG_INTB): New constants.
21892 (FETCHOP): New code iterator.
21893 (fethcop_name, fetchop_name2): New iterator code attributes.
21894 (QIHI): New mode iterator.
21895 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21896 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21897 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21899 2016-05-10 Martin Liska <mliska@suse.cz>
21901 * tree-inline.c (remap_dependence_clique): Do not remap
21902 debugging statements.
21904 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21906 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21907 ("*fixuns_truncdfdi2_z13")
21908 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21909 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21910 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21912 2016-05-10 Richard Biener <rguenther@suse.de>
21914 PR tree-optimization/70497
21915 PR tree-optimization/28367
21916 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21918 (visit_reference_op_load): ... here.
21919 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21920 with simplified BIT_FIELD_REFs.
21921 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21922 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21925 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21927 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21928 documentation comment. For BLOCK nodes, add a
21929 DW_AT_abstract_origin attribute that points to the DIE generated
21930 for the origin BLOCK.
21931 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21932 blocks from inlined functions.
21934 2016-05-10 Alan Modra <amodra@gmail.com>
21937 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21938 regrename modifying insns saving lr before __morestack call.
21939 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21940 insns restoring lr after __morestack call.
21942 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21944 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21945 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21947 * config/i386/sse.md (vec_interleave_high<mode>,
21948 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21949 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21951 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21953 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21954 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21955 parallel reassociation for power8 and forward.
21957 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21959 * config/i386/i386.md (absneg splitters with general regs): Use
21960 general_reg_operand predicate.
21961 (btsq peephole2): Use x86_64_immediate_operand to check if new
21962 value is suitable for immediate operand. Generate emitted insn
21963 using RTL expressions.
21964 (btcq peephole2): Ditto.
21965 (btrq peephole2): Ditto. Generate correct immediate operand
21968 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21970 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21973 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21975 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21976 pointer dereference.
21978 2016-05-09 Richard Biener <rguenther@suse.de>
21980 PR tree-optimization/70985
21981 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21982 op0 isn't a gimple register.
21984 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21986 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21987 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21988 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21989 (i6400_fpu_mult): New cpu units.
21990 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21991 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21992 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21993 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21994 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21995 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21996 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21997 (i6400_msa_long_float4, i6400_msa_long_float5)
21998 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21999 (i6400_msa_fdiv_sf): New reservations.
22000 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22001 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22002 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22003 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22004 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22005 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22006 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22007 (msa_short_store4, msa_long_load, msa_short_store)
22008 (msa_long_logic, msa_long_float2, msa_long_float4)
22009 (msa_long_float5, msa_long_float8, msa_long_mult)
22010 (msa_long_fdiv, msa_long_div): New reservations.
22012 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22013 Sameera Deshpande <sameera.deshpande@imgtec.com>
22014 Matthew Fortune <matthew.fortune@imgtec.com>
22015 Graham Stott <graham.stott@imgtec.com>
22016 Chao-ying Fu <chao-ying.fu@imgtec.com>
22018 * config.gcc: Add MSA header file for mips*-*-* target.
22019 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22020 (Ubv8i, Urv8): New constraints.
22021 * config/mips/mips-ftypes.def: Add function types for MSA
22023 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22024 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22025 * config/mips/mips-msa.md: New file.
22026 * config/mips/mips-protos.h
22027 (mips_split_128bit_const_insns): New prototype.
22028 (mips_msa_idiv_insns): Likewise.
22029 (mips_split_128bit_move): Likewise.
22030 (mips_split_128bit_move_p): Likewise.
22031 (mips_split_msa_copy_d): Likewise.
22032 (mips_split_msa_insert_d): Likewise.
22033 (mips_split_msa_fill_d): Likewise.
22034 (mips_expand_msa_branch): Likewise.
22035 (mips_const_vector_same_val_p): Likewise.
22036 (mips_const_vector_same_bytes_p): Likewise.
22037 (mips_const_vector_same_int_p): Likewise.
22038 (mips_const_vector_shuffle_set_p): Likewise.
22039 (mips_const_vector_bitimm_set_p): Likewise.
22040 (mips_const_vector_bitimm_clr_p): Likewise.
22041 (mips_msa_vec_parallel_const_half): Likewise.
22042 (mips_msa_output_division): Likewise.
22043 (mips_ldst_scaled_shift): Likewise.
22044 (mips_expand_vec_cond_expr): Likewise.
22045 * config/mips/mips.c (enum mips_builtin_type): Add
22046 MIPS_BUILTIN_MSA_TEST_BRANCH.
22047 (mips_gen_const_int_vector_shuffle): New prototype.
22048 (mips_const_vector_bitimm_set_p): New function.
22049 (mips_const_vector_bitimm_clr_p): Likewise.
22050 (mips_const_vector_same_val_p): Likewise.
22051 (mips_const_vector_same_bytes_p): Likewise.
22052 (mips_const_vector_same_int_p): Likewise.
22053 (mips_const_vector_shuffle_set_p): Likewise.
22054 (mips_symbol_insns): Forbid loading symbols via immediate for
22056 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22058 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22060 (mips_lx_address_p): Add support load indexed address for MSA.
22061 (mips_address_insns): Add calculation of instructions needed for
22062 stores and loads for MSA.
22063 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22064 CONST_VECTOR for MSA and let it fall through.
22065 (mips_ldst_scaled_shift): New function.
22066 (mips_subword_at_byte): Likewise.
22067 (mips_msa_idiv_insns): Likewise.
22068 (mips_legitimize_move): Validate MSA moves.
22069 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22070 calculation of costs for MSA division.
22071 (mips_split_move_p): Check if MSA moves need splitting.
22072 (mips_split_move): Split MSA moves if necessary.
22073 (mips_split_128bit_move_p): New function.
22074 (mips_split_128bit_move): Likewise.
22075 (mips_split_msa_copy_d): Likewise.
22076 (mips_split_msa_insert_d): Likewise.
22077 (mips_split_msa_fill_d): Likewise.
22078 (mips_output_move): Handle MSA moves.
22079 (mips_expand_msa_branch): New function.
22080 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22081 Reinstate 'y' modifier.
22082 (mips_file_start): Add MSA .gnu_attribute.
22083 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22085 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22086 (mips_class_max_nregs): Add register size for MSA supported mode.
22087 (mips_cannot_change_mode_class): Allow conversion between MSA
22088 vector modes and TImode.
22089 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22091 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22092 (mips_preferred_simd_mode): Add preffered modes for MSA.
22093 (mips_vector_mode_supported_p): Add MSA supported modes.
22094 (mips_autovectorize_vector_sizes): New function.
22095 (mips_msa_output_division): Likewise.
22096 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22097 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22098 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22099 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22100 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22101 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22102 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22103 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22104 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22105 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22106 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22107 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22108 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22109 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22110 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22111 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22112 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22113 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22114 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22115 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22116 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22117 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22118 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22119 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22120 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22121 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22122 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22123 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22124 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22125 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22126 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22127 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22128 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22129 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22130 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22131 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22132 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22133 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22134 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22135 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22136 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22137 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22138 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22139 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22140 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22141 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22142 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22143 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22144 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22145 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22146 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22147 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22148 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22149 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22150 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22151 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22152 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22153 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22154 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22155 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22156 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22157 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22158 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22159 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22160 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22161 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22162 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22163 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22164 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22165 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22166 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22167 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22168 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22169 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22170 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22171 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22172 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22173 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22174 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22175 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22176 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22177 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22178 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22179 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22180 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22181 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22182 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22183 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22184 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22185 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22186 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22187 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22188 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22189 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22190 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22191 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22192 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22193 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22194 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22195 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22196 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22197 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22198 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22199 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22200 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22201 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22202 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22203 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22204 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22205 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22206 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22207 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22208 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22209 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22210 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22211 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22212 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22213 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22214 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22215 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22216 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22217 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22218 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22219 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22220 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22221 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22222 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22223 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22224 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22225 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22226 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22227 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22228 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22229 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22230 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22231 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22232 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22233 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22234 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22235 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22236 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22237 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22238 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22239 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22240 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22241 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22242 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22243 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22244 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22245 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22246 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22248 (mips_get_builtin_decl_index): New array.
22249 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22250 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22251 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22252 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22253 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22255 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22257 (mips_expand_builtin_insn): Prepare operands for
22258 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22259 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22260 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22261 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22262 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22263 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22264 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22265 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22266 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22267 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22268 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22269 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22270 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22271 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22272 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22273 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22274 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22275 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22276 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22277 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22278 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22279 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22280 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22281 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22282 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22283 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22284 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22285 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22286 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22287 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22288 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22289 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22290 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22291 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22292 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22293 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22294 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22295 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22296 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22297 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22298 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22299 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22300 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22301 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22302 These are set implicitly and an error is reported if overridden.
22303 (mips_expand_builtin_msa_test_branch): New function.
22304 (mips_expand_msa_shuffle): Likewise.
22305 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22306 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22307 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22308 (mips_expand_vec_unpack): Add support for MSA.
22309 (mips_expand_vector_init): Likewise.
22310 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22311 instead of const0_rtx.
22312 (mips_msa_vec_parallel_const_half): New function.
22313 (mips_gen_const_int_vector): Likewise.
22314 (mips_gen_const_int_vector_shuffle): Likewise.
22315 (mips_expand_msa_cmp): Likewise.
22316 (mips_expand_vec_cond_expr): Likewise.
22317 * config/mips/mips.h
22318 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22319 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22321 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22322 (ISA_HAS_MSA): New macro.
22323 (UNITS_PER_MSA_REG): Likewise.
22324 (BITS_PER_MSA_REG): Likewise.
22325 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22326 (MSA_REG_FIRST): New macro.
22327 (MSA_REG_LAST): Likewise.
22328 (MSA_REG_NUM): Likewise.
22329 (MSA_REG_P): Likewise.
22330 (MSA_REG_RTX_P): Likewise.
22331 (MSA_SUPPORTED_MODE_P): Likewise.
22332 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22333 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22334 * config/mips/mips.md: Include mips-msa.md.
22335 (alu_type): Add simd_add.
22336 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22337 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22338 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22339 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22340 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22341 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22342 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22343 simd_move, simd_load, simd_store. Choose "multi" for moves
22345 (qword_mode): New attribute.
22346 (insn_count): Add instruction count for quad moves.
22347 Increase the count for MIPS SIMD division.
22348 (UNITMODE): Add UNITMODEs for vector types.
22349 (addsub): New code iterator.
22350 * config/mips/mips.opt (mmsa): New option.
22351 * config/mips/msa.h: New file.
22352 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22354 * config/mips/mti-linux.h: Likewise.
22355 * config/mips/predicates.md
22356 (const_msa_branch_operand): New constraint.
22357 (const_uimm3_operand): Likewise.
22358 (const_uimm4_operand): Likewise.
22359 (const_uimm5_operand): Likewise.
22360 (const_uimm8_operand): Likewise.
22361 (const_imm5_operand): Likewise.
22362 (aq10b_operand): Likewise.
22363 (aq10h_operand): Likewise.
22364 (aq10w_operand): Likewise.
22365 (aq10d_operand): Likewise.
22366 (const_m1_operand): Likewise.
22367 (reg_or_m1_operand): Likewise.
22368 (const_exp_2_operand): Likewise.
22369 (const_exp_4_operand): Likewise.
22370 (const_exp_8_operand): Likewise.
22371 (const_exp_16_operand): Likewise.
22372 (const_vector_same_val_operand): Likewise.
22373 (const_vector_same_simm5_operand): Likewise.
22374 (const_vector_same_uimm5_operand): Likewise.
22375 (const_vector_same_uimm6_operand): Likewise.
22376 (const_vector_same_uimm8_operand): Likewise.
22377 (par_const_vector_shf_set_operand): Likewise.
22378 (reg_or_vector_same_val_operand): Likewise.
22379 (reg_or_vector_same_simm5_operand): Likewise.
22380 (reg_or_vector_same_uimm6_operand): Likewise.
22381 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22383 * doc/invoke.texi (-mmsa): Document new option.
22385 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22387 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22388 * configure: Regenerate.
22389 * config.in: Regenerate.
22390 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22391 on -fvtable-verify.
22392 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22393 (ENDFILE_VTV_SPEC): Define.
22395 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22397 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22398 registers in all interrupt handlers if necessary.
22399 (rl78_option_override): Add warning.
22400 (MUST_SAVE_MDUC_REGISTERS): New macro.
22401 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22402 * config/rl78/rl78.c (check_mduc_usage): New function.
22403 (mduc_regs): New structure to hold MDUC register data.
22404 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22405 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22406 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22407 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22408 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22409 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22411 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22413 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22414 (tree-ssa-loop-niter.h): Ditto.
22415 (idx_within_array_bound, ref_within_array_bound): New functions.
22416 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22417 Factor out check on writable base object to ...
22418 (base_object_writable): ... here.
22420 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22422 * config/arm/arm.md (probe_stack): Add modes to set source
22425 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22427 * regrename.c (base_reg_class_for_rename): New static function.
22428 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22430 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22432 * cgraph.c (thunk_adjust): Export.
22433 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22434 * cgraphunit.c (thunk_adjust): Export.
22435 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22437 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22439 * tree-inline.c (expand_call_inline): Expand thunks inline.
22441 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22444 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22445 (*sse2_vd_cvtss2sd): Ditto.
22446 * config/i386/i386.md
22447 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22448 Generate *sse2_vd_cvtsd2ss pattern.
22449 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22450 Generate *sse2_vd_cvtss2sd pattern.
22452 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22454 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22455 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22458 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22460 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22461 * config/sh/sh.c: Define and declare variables on first use throughout
22463 (current_function_interrupt): Change to bool type.
22464 (frame_insn): Rename to emit_frame_insn and update users.
22465 (push_regs): Use bool for 'interrupt_handler' argument.
22466 (save_schedule_s): Remove.
22467 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22468 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22469 targetm.asm_out.unaligned_op.di.
22470 (gen_far_branch): Remove redundant forward declaration.
22471 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22472 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22473 (sh_set_return_address, sh_function_ok_for_sibcall,
22474 scavenge_reg): Update comments.
22475 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22476 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22477 (sh_attr_renesas_p): Remove unnecessary parentheses.
22478 (branch_dest): Simplify.
22479 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22480 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22481 (CUMULATIVE_ARGS): Change macro to typedef.
22482 (current_function_interrupt): Change to bool type.
22483 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22484 Surround with __cplusplus ifdef.
22485 (sh_compare_op0, sh_compare_op1): Remove.
22486 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22488 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22490 * config/arm/arm.md (arch): Add neon.
22491 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22492 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22493 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22494 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22495 attributes for alt renumbering. Mark alt 3 as non-predicable.
22496 (thumb2_movdf_vfp): Likewise.
22498 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22500 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22501 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22502 (*andqi_1): Add preferred_for_speed attribute to disparage
22503 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22504 (*<code>qi_1): Ditto.
22505 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22506 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22507 (*ashlqi3_1): Ditto.
22508 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22509 Add preferred_for_size attribute to disparage alternative 0 and
22510 preferred_for_speed attribute to disparage alternative 1 for
22511 TARGET_PARTIAL_REG_STALL targets.
22513 2016-05-07 Tom de Vries <tom@codesourcery.com>
22515 PR tree-optimization/70956
22516 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22519 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22521 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22522 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22523 * config/sh/sh.md (branch_zero): Remove define_attr.
22524 (define_delay): Disable delay slot if branch distance is one insn.
22526 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22528 * config/i386/i386.md (LEAMODE): New mode attribute.
22529 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22530 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22531 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22532 operand 2 predicate.
22533 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22534 (*lea<mode>_general_3): Ditto.
22535 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22537 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22539 * genmddump.c (main): Convert argv from char ** to const char **.
22541 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22543 * coretypes.h (OVERRIDE): New macro.
22544 (FINAL): New macro.
22546 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22548 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22549 allow coalescing if the types are compatible.
22551 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22553 * pass_manager.h (pass_manager::register_pass_name): New method.
22554 (pass_manager::get_pass_by_name): New method.
22555 (pass_manager::create_pass_tab): New method.
22556 (pass_manager::m_name_to_pass_map): New field.
22557 * passes.c (name_to_pass_map): Delete global in favor of field
22558 "m_name_to_pass_map" of pass_manager.
22559 (register_pass_name): Rename from a function to...
22560 (pass_manager::register_pass_name): ...this method, updating
22561 for renaming of global "name_to_pass_map" to field
22562 "m_name_to_pass_map".
22563 (create_pass_tab): Rename from a function to...
22564 (pass_manager::create_pass_tab): ...this method, updating
22565 for renaming of global "name_to_pass_map" to field.
22566 (get_pass_by_name): Rename from a function to...
22567 (pass_manager::get_pass_by_name): ...this method.
22568 (enable_disable_pass): Convert use of get_pass_by_name to
22569 a method call, locating the pass_manager singleton.
22571 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22573 * genattr-common.c (main): Convert argv from char ** to const char **.
22574 * genattr.c (main): Likewise.
22575 * genattrtab.c (main): Likewise.
22576 * genautomata.c (initiate_automaton_gen): Likewise.
22578 * gencodes.c (main): Likewise.
22579 * genconditions.c (main): Likewise.
22580 * genconfig.c (main): Likewise.
22581 * genconstants.c (main): Likewise.
22582 * genemit.c (main): Likewise.
22583 * genenums.c (main): Likewise.
22584 * genextract.c (main): Likewise.
22585 * genflags.c (main): Likewise.
22586 * genmddeps.c (main): Likewise.
22587 * genopinit.c (main): Likewise.
22588 * genoutput.c (main): Likewise.
22589 * genpeep.c (main): Likewise.
22590 * genpreds.c (main): Likewise.
22591 * genrecog.c (main): Likewise.
22592 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22593 (init_rtx_reader_args): Likewise.
22594 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22595 (init_rtx_reader_args): Likewise.
22596 * gentarget-def.c (main): Likewise.
22597 * read-md.c (read_md_files): Likewise.
22598 * read-md.h (read_md_files): Likewise.
22600 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22602 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22603 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22604 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22605 Remove unused predicate.
22606 (register_and_not_fp_reg_operand): Ditto.
22608 2016-05-06 Martin Liska <mliska@suse.cz>
22610 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22611 instead of vec as the vector is local to the function.
22613 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22615 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22616 avx512bw alternative.
22618 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22619 before the ashr<mode>3 pattern.
22621 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22622 v instead of x in vex or maybe_vex alternatives, use
22623 maybe_evex instead of vex in prefix.
22625 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22626 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22627 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22628 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22631 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22632 v instead of x in vex or maybe_vex alternatives, use
22633 maybe_evex instead of vex in prefix.
22635 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22636 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22637 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22638 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22639 alternatives, use maybe_evex instead of vex in prefix.
22641 * config/i386/sse.md (vec_interleave_lowv4sf,
22642 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22643 v instead of x in vex or maybe_vex alternatives, use
22644 maybe_evex instead of vex in prefix.
22646 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22647 v instead of x in vex or maybe_vex alternatives, use
22648 maybe_evex instead of vex in prefix.
22650 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22651 v constraint instead of x.
22653 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22655 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22656 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22659 2016-05-06 Richard Biener <rguenther@suse.de>
22661 PR tree-optimization/70948
22662 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22663 Properly clobber all fields of va_list for __builtin_va_start.
22665 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22668 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22669 loop latch destination.
22671 2016-05-06 Martin Liska <mliska@suse.cz>
22673 * tree-ssa-uninit.c: Apply manual changes
22674 to the GNU coding style.
22675 (prune_uninit_phi_opnds): Rename from
22676 prune_uninit_phi_opnds_in_unrealizable_paths.
22678 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22680 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22681 mspace): Remove deprecated options.
22682 * doc/invoke.texi (SH options): Remove -mspace.
22684 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22686 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22688 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22690 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22691 corresponding combine split pattern.
22693 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22696 * config/sh/predicates.md (long_displacement_mem_operand): New.
22697 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22698 Add movi20, movi20s alternatives. Adjust length attribute for
22700 (movsi_ie): Allow for any FPU. Adjust length attribute for
22702 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22703 attribute for alternatives.
22704 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22705 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22706 length attribute for alternatives.
22708 2016-05-06 Richard Biener <rguenther@suse.de>
22710 PR tree-optimization/70960
22711 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22713 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22716 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22717 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22719 2016-05-06 Marek Polacek <polacek@redhat.com>
22722 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22724 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22727 * config/sh/sh.md (*rotcr): Add another variant.
22729 2016-05-06 Richard Biener <rguenther@suse.de>
22731 PR middle-end/70931
22732 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22734 2016-05-06 Richard Biener <rguenther@suse.de>
22736 PR middle-end/70941
22737 * fold-const.c (split_tree): Always convert to the original type
22740 2016-05-06 Richard Biener <rguenther@suse.de>
22742 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
22743 (fwprop_addr): Likewise.
22745 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22748 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
22750 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
22751 * config/i386/i386.md (push mem splitter): Use find_constant_src in
22752 the splitter condition.
22753 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
22754 the splitter condition.
22755 (FP float_extend load splitter): Ditto.
22757 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
22759 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22760 to REGNO in all peephole2 patterns.
22761 (post-reload splitters): Change true_regnum to REGNO in
22762 post-reload splitters.
22763 (zero_extend splitters): Use general_reg_operand and
22764 nonimmediate_gr_operand predicates.
22766 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22768 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22769 v constraint instead of x.
22771 2016-05-05 Alan Modra <amodra@gmail.com>
22774 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22775 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22776 TARGET_NO_FP_IN_TOC for -mrelocatable.
22777 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22778 TARGET_RELOCATABLE test.
22779 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22780 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22781 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22782 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22783 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22784 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22785 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22786 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22787 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22788 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22790 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22791 (rs6000_stack_info): Likewise.
22792 (rs6000_elf_asm_out_constructor): Likewise.
22793 (rs6000_elf_asm_out_destructor): Likewise.
22794 (rs6000_elf_declare_function_name): Likewise.
22795 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22796 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22799 2016-05-05 Alan Modra <amodra@gmail.com>
22801 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22803 2016-05-05 Alan Modra <amodra@gmail.com>
22805 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22806 out-of-line gpr restore for one or two regs if that would add
22809 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22812 * config/i386/i386.md
22813 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22814 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22815 as operand 0 predicate.
22816 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22818 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22819 Ditto. Emit the pattern using RTX.
22821 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22822 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22823 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22824 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22826 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22827 sse_reg_operand as operand 0 predicate.
22829 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22830 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22831 instead of gen_rtx_REG.
22832 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22835 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22837 * function.c (emit_use_return_register_into_block): Delete.
22838 (gen_return_pattern): Delete.
22839 (emit_return_into_block): Delete.
22840 (active_insn_between): Delete.
22841 (convert_jumps_to_returns): Delete.
22842 (emit_return_for_exit): Delete.
22843 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22844 simple_return for shrink-wrapped blocks.
22845 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22846 end of blocks that need one.
22847 (get_unconverted_simple_return): Delete.
22848 (convert_to_simple_return): Delete.
22849 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22850 (convert_to_simple_return): Ditto.
22852 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22854 * cfgcleanup.c (bb_is_just_return): New function.
22855 (try_optimize_cfg): Simplify jumps to return, branches to return,
22856 and branches around return.
22858 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22860 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22861 branch to a return.
22863 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22867 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22868 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22869 assert flags & OEP_HASH_CHECK, instead of asserting it
22870 never happens. Handle TARGET_EXPR.
22871 * fold-const.c (operand_equal_p): For hash verification,
22872 or in OEP_HASH_CHECK into flags.
22874 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22876 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22878 (compute_samebase_partition_bases): Fix typo.
22880 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22882 * config/i386/sse.md (vec_interleave_highv8sf,
22883 vec_interleave_lowv8sf, vec_interleave_highv4df,
22884 vec_interleave_lowv4df): Remove constraints from expanders.
22886 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22888 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22890 * tree-inline.c (expand_call_inline): Fix path dealing with
22891 making lhs of call statement undefined.
22893 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22895 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22896 Check availability on NODE, too.
22897 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22898 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22899 (varpool_node::call_for_symbol_and_aliase): Likewise.
22900 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22901 (propagate_pure_const): Propagate across interposable functions, too.
22902 (skip_function_for_local_pure_const): Do not skip interposable bodies
22904 (pass_local_pure_const::execute): Update.
22906 2016-05-04 Marek Polacek <polacek@redhat.com>
22908 * doc/invoke.texi: Document -Wdangling-else.
22910 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22912 * config.gcc: Error out when conflicting multilib is detected. Do not
22913 loop over multilibs since no combination is legal.
22915 2016-05-04 Alan Modra <amodra@gmail.com>
22917 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22918 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22919 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22922 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22924 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22925 Clean up p5600 comments.
22927 2016-05-04 Richard Biener <rguenther@suse.de>
22929 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22930 constructor simplifications.
22931 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22933 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22935 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22936 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22937 result.set_rtx is null instead of aborting.
22938 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22940 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22941 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22942 *mov<mode>_store_postinc): New patterns.
22944 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22946 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22947 as commutative. Check both conversions are NOP.
22948 ((A & B) OP (C & B)): Remove.
22950 2016-05-04 Alan Modra <amodra@gmail.com>
22952 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22954 2016-05-04 Alan Modra <amodra@gmail.com>
22957 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22958 when cr2,3,4 are all fixed regs.
22960 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22962 PR rtl-optimization/57193
22963 * opts.c (default_options_table): Revert OPT_frename_registers change.
22964 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22966 2016-05-03 Martin Sebor <msebor@redhat.com>
22969 * builtins.c (fold_builtin_FILE): New function.
22970 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22971 (fold_builtin_0): Call them.
22972 * gimplify.c (gimplify_call_expr): Remove the handling of
22973 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22976 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22977 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22981 * doc/extend.texi (Function Names as Strings): Update __func__,
22982 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22985 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22986 Richard Biener <rguenther@suse.de>
22988 PR tree-optimization/70916
22989 * tree-if-conv.c: Include cfganal.h.
22990 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22991 and remove_fake_exit_edges around the optimization pass.
22993 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22995 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22996 (cgraph_edge::make_direct): Likewise.
22997 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22998 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22999 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23000 (CIF_THUNK): New code.
23001 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23002 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23003 (compute_inline_parameters): Set inline_failed for thunks.
23004 (inline_analyze_function): Cleanup.
23005 * ipa-inline.c (can_inline_edge_p): Do not deal with
23006 call_stmt_cannot_inline_p.
23007 (can_early_inline_edge_p): Likewise.
23008 (early_inliner): Initialize inline_failed.
23009 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23011 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23013 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23014 from nonimm_ssenomem_operand.
23015 (nonimm_ssenomem_operand): New predicate.
23016 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23017 as operand 0 predicate.
23018 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23019 Disable unsupported alternatives using "enabled" attribute.
23020 Use register_ssemem_operand as operand 0 predicate.
23021 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23023 2016-05-03 Marek Polacek <polacek@redhat.com>
23026 * input.c (expansion_point_location): New function.
23027 * input.h (expansion_point_location): Declare.
23029 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23031 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23032 occurence with frame_offset_ ones.
23034 2016-05-03 Alan Modra <amodra@gmail.com>
23036 PR rtl-optimization/70890
23037 * ira.c (combine_and_move_insns): When moving def_insn, remove
23038 equivs on use_insn.
23040 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23042 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23043 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23044 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23045 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23047 2016-05-03 Alan Modra <amodra@gmail.com>
23049 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23050 for SAVE_MULTIPLE/STORE_MULTIPLE.
23052 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23054 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23055 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23057 2016-05-03 Richard Biener <rguenther@suse.de>
23059 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23061 (gimplify_arg): Likewise.
23062 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23063 re-writing the result to a decl if required.
23064 (internal_get_tmp_var): Add allow_ssa parameter
23065 and override into_ssa with it.
23066 (get_formal_tmp_var): Adjust.
23067 (get_initialized_tmp_var): Add allow_ssa parameter.
23068 (gimplify_arg): Add allow_ssa parameter and avoid generating
23069 SSA names for the result false.
23070 (gimplify_call_expr): If the call may return twice do not
23071 gimplify parameters into SSA.
23072 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23073 (gimplify_modify_expr): Adjust assert. For noreturn calls
23074 with a SSA name LHS adjust its def.
23075 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23076 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23077 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23078 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23079 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23080 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23081 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23082 (optimize_target_teams): Do not allow SSA names for clause operands.
23083 (gimplify_expr): Likewise for where we mark the result addressable.
23084 * passes.def (pass_init_datastructures): Remove.
23085 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23086 (rewrite_stmt): Likewise.
23087 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23088 (replace_locals_op): Replace SSA names.
23089 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23090 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23091 * cgraph.c (release_function_body): Free CFG annotations only
23092 when we have a CFG. Simplify.
23093 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23094 force_gimple_operand instead of get_initialized_tmp_var.
23095 * tree-pass.h (make_pass_init_datastructures): Remove.
23096 * tree-ssa.c (execute_init_datastructures): Remove.
23097 (pass_data_init_datastructures): Likewise.
23098 (class pass_init_datastructures): Likewise.
23099 (make_pass_init_datastructures): Likewise.
23100 * omp-low.c (create_omp_child_function): Init SSA data structures.
23101 (grid_expand_target_grid_body): Likewise.
23102 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23103 name before adding it to names_to_release.
23104 (remove_bb): Always release SSA defs.
23105 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23106 before dereferencing it.
23107 * cgraphunit.c (init_lowered_empty_function): Always
23108 int SSA data structures.
23109 * tree-ssanames.c (release_defs): Remove assert that we are in
23111 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23113 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23114 Uros Bizjak <ubizjak@gmail.com>
23116 PR rtl-optimization/70467
23117 * config/i386/predicates.md (x86_64_hilo_int_operand,
23118 x86_64_hilo_general_operand): New predicates.
23119 * config/i386/constraints.md (Wd): New constraint.
23120 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23121 (general_hilo_operand): New mode attr.
23122 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23123 instead of <general_operand>.
23124 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23125 x86_64_hilo_general_operand instead of <general_operand>.
23127 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23129 PR tree-optimization/70916
23130 * tree-if-conv.c (constant_or_ssa_name): Removed.
23131 (fold_build_cond_expr): Use is_gimple_val instead of
23132 constant_or_ssa_name.
23134 PR tree-optimization/70916
23135 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23136 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23139 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23140 (optimize_atomic_bit_test_and): New function.
23141 (pass_fold_builtins::execute): Use it.
23142 * optabs.def (atomic_bit_test_and_set_optab,
23143 atomic_bit_test_and_complement_optab,
23144 atomic_bit_test_and_reset_optab): New optabs.
23145 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23146 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23147 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23148 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23149 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23150 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23151 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23152 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23153 atomic_bit_test_and_complement@var{mode},
23154 atomic_bit_test_and_reset@var{mode}): Document.
23155 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23156 atomic_bit_test_and_complement<mode>,
23157 atomic_bit_test_and_reset<mode>): New expanders.
23158 (atomic_bit_test_and_set<mode>_1,
23159 atomic_bit_test_and_complement<mode>_1,
23160 atomic_bit_test_and_reset<mode>_1): New insns.
23162 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23164 PR rtl-optimization/70687
23165 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23166 instead of unsigned HOST_WIDE_INT.
23168 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23170 PR rtl-optimization/44281
23171 * hard-reg-set.h (struct target_hard_regs): New field
23172 x_fixed_nonglobal_reg_set.
23173 (fixed_nonglobal_reg_set): New macro.
23174 * reginfo.c (init_reg_sets_1): Initialize it.
23175 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23177 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23179 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23181 PR tree-optimization/56541
23182 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23183 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23184 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23185 (any_complicated_phi): new static variable.
23186 (aggressive_if_conv): delete.
23187 (if_convertible_phi_p): support phis with more than two arguments.
23188 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23189 critical pred edges.
23190 (ifcvt_split_critical_edges): support phis with more than two
23191 arguments by checking new parameter. only split critical edges
23193 (tree_if_conversion): handle simd pragma marked loop using new
23194 local variable aggressive_if_conv. check any_complicated_phi.
23196 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23198 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23201 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23203 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23206 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23208 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23209 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23210 define_insn_and_split.
23211 (mulsi3_i): New define_insn_and_split.
23212 (mulsi3_call): Convert to define_insn.
23213 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23214 Remove constraints.
23216 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23218 * machmode.h (mode_complex): Add support to give the complex mode
23220 (GET_MODE_COMPLEX_MODE): Likewise.
23221 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23222 stored by build_complex_type and gfc_build_complex_type instead of
23223 trying to figure out the appropriate mode based on the size. Raise
23224 an assertion error, if the type was not set.
23225 * genmodes.c (struct mode_data): Add field for the complex type of
23227 (blank_mode): Likewise.
23228 (make_complex_modes): Remember the complex mode created in the
23230 (emit_mode_complex): Write out the mode_complex array to map a
23231 type mode to the complex version.
23232 (emit_insn_modes_c): Likewise.
23233 * tree.c (build_complex_type): Set the complex type to use before
23234 calling layout_type.
23235 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23236 support for __float128 complex datatypes.
23237 (rs6000_hard_regno_mode_ok): Likewise.
23238 (rs6000_setup_reg_addr_masks): Likewise.
23239 (rs6000_complex_function_value): Likewise.
23240 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23241 __float128 and __ibm128 complex.
23242 (FLOAT128_IBM_P): Likewise.
23243 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23244 * doc/extend.texi (Additional Floating Types): Document that
23245 -mfloat128 must be used to enable __float128. Document complex
23246 __float128 and __ibm128 support.
23248 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23251 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23252 char/short arguments promoted to int because of promote_prototypes.
23254 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23256 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23257 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23258 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23259 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23260 alternatives using "enabled" attribute. Use register_ssemem_operand
23261 as operand 1 predicate.
23262 (*cmpi<unord>xf_i387): Split XFmode pattern from
23263 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23264 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23265 *absneg<mode>2_i387. Disable unsupported alternatives using
23266 "enabled" attribute.
23267 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23269 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23271 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23273 (oacc_loop_process): Check mask for loop termination.
23275 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23277 * cif-code.def (CIF_THUNK): Add.
23278 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23281 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23283 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23284 (dump_inline_summary): Dump it.
23285 (fp_expression_p): New predicate.
23286 (estimate_function_body_sizes): Use it.
23287 (inline_merge_summary): Merge fp_expressions.
23288 (inline_read_section): Read fp_expressions.
23289 (inline_write_summary): Write fp_expressions.
23290 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23291 codegen boundary if either caller or callee is !fp_expressions.
23292 * ipa-inline.h (inline_summary): Add fp_expressions.
23293 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23294 to fp_expressions be sure the fp generation flags are updated.
23296 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23298 PR rtl-optimization/70467
23299 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23301 PR rtl-optimization/70467
23302 * ipa-pure-const.c (check_call): Handle internal calls even in
23303 ipa mode like in local mode.
23305 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23307 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23309 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23311 * match.pd (X u< X, X u> X): New transformations.
23313 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23315 * flag-types.h (enum warn_strict_overflow_code): Move ...
23316 * coretypes.h: ... here.
23317 * fold-const.h (fold_overflow_warning): Declare.
23318 * fold-const.c (fold_overflow_warning): Make non-static.
23319 (fold_comparison): Move the transformation of X +- C1 CMP C2
23320 into X CMP C2 -+ C1 ...
23321 * match.pd: ... here.
23322 * gimple-fold.c (fold_stmt_1): Protect with
23323 fold_defer_overflow_warnings.
23325 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23327 * omp-low.c (struct oacc_loop): Add 'inner' field.
23328 (new_oacc_loop_raw): Initialize it to zero.
23329 (oacc_loop_fixed_partitions): Initialize it.
23330 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23331 available partitioning.
23333 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23335 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23337 (umulsidi3): Likewise.
23338 (indirect_jump): Fix jump instruction assembly patterns.
23340 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23343 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23344 (nvptx_function_value): Assert non-NULL cfun.
23346 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23348 PR rtl-optimization/70886
23349 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23351 * cselib.h (rtx_equal_for_cselib_1): Declare.
23352 (rtx_equal_for_cselib_p: New inline function.
23353 * cselib.c (rtx_equal_for_cselib_p): Delete.
23354 (rtx_equal_for_cselib_1): Make public.
23356 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23358 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23359 (register_mixssei387nonimm_operand): Remove predicate.
23360 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23361 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23362 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23363 for TARGET_MIX_SSE_I387 alternatives.
23364 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23365 Disable unsupported alternatives using "enabled" attribute. Use
23366 nonimm_ssenomem_operand as operand 1 predicate. Also check
23367 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23369 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23371 * tree.c (cst_and_fits_in_hwi): Simplify.
23373 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23375 * tree.h (wi::to_wide): New function.
23376 * expr.c (expand_expr_real_1): Use wi::to_wide.
23377 * fold-const.c (int_const_binop_1): Likewise.
23378 (extract_muldiv_1): Likewise.
23380 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23382 * wide-int.h: Update offset_int and widest_int documentation.
23383 (WI_SIGNED_SHIFT_RESULT): New macro.
23384 (wi::binary_shift): Define signed_shift_result_type for
23385 shifts on offset_int- and widest_int-like types.
23386 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23387 * tree.h (int_bit_position): Use shift operators instead of wi::
23389 * alias.c (adjust_offset_for_component_ref): Likewise.
23390 * expr.c (get_inner_reference): Likewise.
23391 * fold-const.c (fold_comparison): Likewise.
23392 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23393 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23394 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23395 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23396 (stmt_kills_ref_p): Likewise.
23397 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23398 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23400 (ao_ref_init_from_vn_reference): Likewise.
23402 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23404 * wide-int.h: Update offset_int and widest_int documentation.
23405 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23406 (wi::binary_traits): Allow ordered comparisons between offset_int and
23407 offset_int, between widest_int and widest_int, and between either
23408 of these types and basic C types.
23409 (operator <, <=, >, >=): Define for the same combinations.
23410 * tree.h (tree_int_cst_lt): Use comparison operators instead
23411 of wi:: comparisons.
23412 (tree_int_cst_le): Likewise.
23413 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23414 (fold_nonarray_ctor_reference): Likewise.
23415 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23416 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23417 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23418 * tree-sra.c (completely_scalarize): Likewise.
23419 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23420 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23421 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23422 (check_for_binary_op_overflow): Likewise.
23423 (search_for_addr_array): Likewise.
23424 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23426 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23428 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23429 (arc_save_restore): Likewise.
23430 (arc_dwarf_register_span): Likewise.
23431 (arc_output_pic_addr_const): Initialize suffix variable.
23433 2016-05-02 Martin Liska <mliska@suse.cz>
23435 * symbol-summary.h (function_summary::function_summary):
23436 Remove checking assert for all cgraph nodes.
23437 (function_summary::get): Check summary_uid.
23438 (symtab_insertion): Check summary_uid.
23440 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23442 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23443 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23444 bmaskn instruction.
23445 (arc_dwarf_register_span): Remove enum keyword.
23446 (compact_memory_operand_p): New function.
23447 * config/arc/arc.h (reg_class): Add code density register classes.
23448 (REG_CLASS_NAMES): Likewise.
23449 (REG_CLASS_CONTENTS): Likewise.
23450 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23451 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23452 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23453 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23454 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23456 (h, Rcd, Rsd, Rzd): New register constraints.
23457 (T): Use compact_memory_operand_p function.
23458 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23460 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23462 * config/sh/sh.md (*negnegt, *movtt): Remove.
23464 2016-05-02 Marek Polacek <polacek@redhat.com>
23465 Tom de Vries <tom@codesourcery.com>
23467 PR tree-optimization/70700
23468 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23469 bigger than FIRST_REF_NODE.
23471 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23474 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23476 (prepare_cbranch_operands): Don't use scratch register. Assume that
23477 function is used when pseudos can be created.
23478 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23479 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23480 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23481 define_expand. Allow it only when pseudos can be created.
23482 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23484 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23486 * config/i386/constraints.md (BC): Only allow -1 operands.
23487 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23488 Add "enabled" attribute. Update XI mode attribute calculation.
23489 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23490 (*movoi_internal_avx): Update XI mode attribute calculation.
23491 (*movti_internal): Ditto.
23493 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23495 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23496 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23498 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23500 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23501 statement on instruction code. Remove trailing spaces.
23502 (altivec_expand_stv_builtin): Likewise.
23504 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23506 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23507 (TARGET_FPU_DOUBLE): Simplify.
23508 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23509 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23510 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23511 with 'TARGET_FPU_DOUBLE'.
23512 * config/sh/sh.md: Likewise.
23514 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23516 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23517 SH_DIV_STR_FOR_SIZE): Remove.
23518 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23519 SH_DIV_STR_FOR_SIZE): Remove.
23521 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23523 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23524 logical_reg_operand): Delete.
23525 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23526 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23527 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23528 match_operand and match_test.
23529 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23530 variables on their first use. Return bool values.
23531 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23532 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23533 arith_reg_operand for input operand. Remove empty constraints.
23535 (*xorsi3_compact): Rename to xorsi3.
23536 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23537 (*zero_extend<mode>si2_disp_mem): Update comment.
23540 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23542 * config/sh/t-sh: Remove SH5 support.
23543 * config.gcc: Likewise.
23544 * configure: Likewise.
23546 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23548 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23550 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23552 * config/sh/sh.c (register_sh_passes, sh_option_override,
23553 sh_print_operand, prepare_move_operands,
23554 sh_can_follow_jump): Remove TARGET_SH1 checks.
23555 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23556 PROMOTE_MODE): Likewise.
23557 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23560 2016-04-30 Alan Modra <amodra@gmail.com>
23562 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23563 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23564 Check for user regs later to avoid unnecessary looping over regs.
23565 Merge user reg check with non-saved reg check. Don't force
23566 inline VR restore when static chain used.
23567 (rs6000_frame_related): Omit eh_frame info for user regs when
23569 (fixed_regs_p): Delete.
23571 2016-04-30 Alan Modra <amodra@gmail.com>
23573 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23574 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23577 2016-04-30 Alan Modra <amodra@gmail.com>
23580 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23581 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23584 2016-04-30 Alan Modra <amodra@gmail.com>
23586 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23587 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23588 flag_pic test for Darwin.
23590 2016-04-30 Alan Modra <amodra@gmail.com>
23592 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23593 throw_calls_crossed.
23594 (REG_FREQ_CALLS_CROSSED): Delete.
23595 (REG_N_THROWING_CALLS_CROSSED): Delete.
23596 * regstat.c (regstat_bb_compute_ri): Don't calculate
23597 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23598 (dump_reg_info): Don't print call cross frequency.
23599 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23600 and REG_N_THROWING_CALLS_CROSSED.
23602 2016-04-30 Alan Modra <amodra@gmail.com>
23604 * regs.h (struct reg_info_t): Delete live_length.
23605 (REG_LIVE_LENGTH): Delete macro.
23606 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23607 local_live, local_processed and local_live_last_luid params.
23608 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23610 (regstat_compute_ri): Adjust for above. Don't set
23612 (dump_reg_info): Don't print live length.
23613 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23614 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23615 Localize loop_depth var.
23617 2016-04-30 Alan Modra <amodra@gmail.com>
23619 * ira.c (enum valid_equiv): New.
23620 (validate_equiv_mem): Return enum.
23621 (update_equiv_mem): Create replacement in more cases.
23622 (add_store_equivs): Update validate_equiv_mem call.
23624 2016-04-30 Alan Modra <amodra@gmail.com>
23626 * ira.c (combine_and_move_insns): Rather than scanning insns,
23627 use DF infrastucture to find use and def insns.
23629 2016-04-30 Alan Modra <amodra@gmail.com>
23631 ira.c (combine_and_move_insns): Move invariant conditions..
23632 (ira.c): ..to here. Call combine_and_move_insns before
23633 add_store_equivs. Call grow_reg_equivs later. Allocate
23634 req_equiv later using max_reg_num() rather than global max_regno.
23635 (contains_replace_regs): Delete.
23636 (add_store_equivs): Remove contains_replace_regs test.
23638 2016-04-30 Alan Modra <amodra@gmail.com>
23640 * ira.c (struct equiv_mem_data): New.
23641 (equiv_mem, equiv_mem_modified): Delete static vars.
23642 (validate_equiv_mem_from_store): Use "data" param to communicate..
23643 (validate_equiv_mem): ..from here.
23645 2016-04-30 Alan Modra <amodra@gmail.com>
23647 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23649 (update_reg_equivs): ..here. Move allocation and freeing of
23650 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23651 end_alias_analysis to..
23654 2016-04-30 Alan Modra <amodra@gmail.com>
23656 * ira.c (pdx_subregs): Delete.
23657 (struct equivalence): Add pdx_subregs field.
23658 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23659 pdx_subregs access.
23660 (update_equiv_regs): Don't create or free pdx_subregs. Update
23661 pdx_subregs access.
23663 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23665 * config/rs6000/altivec.h: Change definitions of vec_xl and
23667 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23668 (LD_ELEMREV_V2DI): New.
23669 (LD_ELEMREV_V4SF): New.
23670 (LD_ELEMREV_V4SI): New.
23671 (LD_ELEMREV_V8HI): New.
23672 (LD_ELEMREV_V16QI): New.
23673 (ST_ELEMREV_V2DF): New.
23674 (ST_ELEMREV_V2DI): New.
23675 (ST_ELEMREV_V4SF): New.
23676 (ST_ELEMREV_V4SI): New.
23677 (ST_ELEMREV_V8HI): New.
23678 (ST_ELEMREV_V16QI): New.
23681 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23682 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23683 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23684 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23685 (altivec_expand_builtin): Add handling for
23686 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23687 (rs6000_invalid_builtin): Add error-checking for
23688 RS6000_BTM_P9_VECTOR.
23689 (altivec_init_builtins): Define builtins used to implement vec_xl
23691 (rs6000_builtin_mask_names): Define power9-vector.
23692 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23693 (RS6000_BTM_P9_VECTOR): Define.
23694 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23695 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23696 (vsx_ld_elemrev_v2df): Likewise.
23697 (vsx_ld_elemrev_v4sf): Likewise.
23698 (vsx_ld_elemrev_v4si): Likewise.
23699 (vsx_ld_elemrev_v8hi): Likewise.
23700 (vsx_ld_elemrev_v16qi): Likewise.
23701 (vsx_st_elemrev_v2df): Likewise.
23702 (vsx_st_elemrev_v2di): Likewise.
23703 (vsx_st_elemrev_v4sf): Likewise.
23704 (vsx_st_elemrev_v4si): Likewise.
23705 (vsx_st_elemrev_v8hi): Likewise.
23706 (vsx_st_elemrev_v16qi): Likewise.
23707 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23710 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23712 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23714 (simplify_control_stmt_condition_1): ... here. Recurse into
23715 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23717 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23720 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23721 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23722 define_insn_and_split to define_insn.
23723 (zero_extendqi<mode>2_dot2): Same.
23724 (extendqi<mode>2_dot): Same.
23725 (extendqi<mode>2_dot2): Same.
23727 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23729 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23730 (probe_stack): New expander.
23731 (probe_stack_<mode>): New insn pattern.
23733 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23735 * config/i386/i386.md
23736 (operations with memory inputs setting flags peephole2):
23737 Remove uneeded REG_P checks. Cleanup pattern generation.
23739 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
23741 * tree-vect-loop.c (vect_transform_loop): Fix
23742 nb_iterations_upper_bound computation for vectorized loop.
23744 2016-04-29 Marek Polacek <polacek@redhat.com>
23745 Jakub Jelinek <jakub@redhat.com>
23748 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
23749 TARGET_EXPR_SLOT as a base.
23751 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
23753 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
23754 with 'rCm2' constraints to limit possible immediate size.
23755 (*load_zeroextendqisi_update): Likewise.
23756 (*load_signextendqisi_update): Likewise.
23757 (*loadhi_update): Likewise.
23758 (*load_zeroextendhisi_update): Likewise.
23759 (*load_signextendhisi_update): Likewise.
23760 (*loadsi_update): Likewise.
23761 (*loadsf_update): Likewise.
23763 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23765 * config/i386/predicates.md (constm1_operand): Fix comparison.
23767 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23769 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23771 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23773 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23774 remaining SH5 related settings.
23775 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23776 shmedia_prepare_call_address): Delete.
23777 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23778 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23779 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23780 UNSUPPORTED_SH2A): Remove m5 checks.
23781 (sh_divide_strategy_e): Remove SH5 division strategies.
23782 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23783 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23785 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23787 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23789 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23791 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23792 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23793 Change lder to ldr.
23794 * config/s390/vector.md ("mov<mode>"): Likewise.
23796 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23798 * config/s390/constraints.md ("U", "W"): Invoke
23799 s390_mem_constraint with "ZR" and "ZT".
23800 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23801 addresses when using LRA. Accept also short displacements for S
23802 and T constraints. Do not check for long displacement target for
23803 S and T constraints.
23804 (s390_mem_constraint): Remove handling of U and W constraints.
23805 * config/s390/s390.md (various patterns): Remove the short
23806 displacement constraints (Q and R) if a long displacement
23807 constraint is present. Add longdisp as required CPU capability.
23808 * config/s390/vector.md: Likewise.
23809 * config/s390/vx-builtins.md: Likewise.
23811 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23814 * reload1.c (reload): Call finish_spills before
23815 restarting reload loop. Skip select_reload_regs
23816 if update_eliminables_and_spill returns true.
23818 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23820 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23821 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23822 (umulhisi3_imm): Update predicates and constraint letters.
23823 (umulhisi3_reg): Declare instruction as commutative.
23824 * config/arc/constraints.md (J12, J16): New constraints.
23825 * config/arc/predicates.md (short_unsigned_const_operand): New
23827 (arc_short_operand): Likewise.
23828 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23830 2016-04-29 Richard Biener <rguenther@suse.de>
23832 PR tree-optimization/13962
23833 PR tree-optimization/65686
23834 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23835 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23836 using PTA to compare pointers.
23837 * match.pd: Add pattern for pointer equality compare simplification
23838 using ptrs_compare_unequal.
23840 2016-04-29 Richard Biener <rguenther@suse.de>
23842 * stor-layout.c (layout_type): Do not build a pointer-to-element
23845 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23847 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23848 Use SWI mode iterator. Use general_reg_operand predicate.
23849 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23850 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23853 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23855 PR middle-end/70843
23856 * fold-const.c (operand_equal_p): Don't verify hash value equality
23858 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23861 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23864 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23865 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23866 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23867 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23868 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23870 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23872 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23873 to info. Don't initialize separate fields to 0. Clean up
23876 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23878 * config/i386/i386.md (peephole2s for operations with memory inputs):
23879 Use SWI mode iterator.
23880 (peephole2s for operations with memory outputs): Ditto.
23881 Do not check for stack checking probe.
23883 (probe_stack): Remove expander.
23885 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23886 Andrew Burgess <andrew.burgess@embecosm.com>
23888 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23889 operands as 32-bits.
23891 2016-04-28 Jason Merrill <jason@redhat.com>
23893 * gdbinit.in: Skip line-map.h.
23895 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23896 Andrew Burgess <andrew.burgess@embecosm.com>
23898 * config/arc/arc.c (arc_conditional_register_usage): Take
23899 TARGET_RRQ_CLASS into account.
23900 (arc_print_operand): Support printing 'p' and 's' operands.
23901 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23903 (TARGET_RRQ_CLASS): Define.
23904 (IS_POWEROF2_OR_0_P): Define.
23905 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23907 (*tst_movb): New define_insn.
23908 (*tst): Avoid recognition if it could prevent '*tst_movb'
23909 combination; replace c/CnL with c/Chs alternative.
23910 (*tst_bitfield_tst): New define_insn.
23911 (*tst_bitfield_asr): New define_insn.
23912 (*tst_bitfield): New define_insn.
23913 (andsi3_i): Add Rrq variant.
23914 (extzv): New define_expand.
23915 (insv): New define_expand.
23916 (*insv_i): New define_insn.
23917 (*movb): New define_insn.
23918 (*movb_signed): New define_insn.
23919 (*movb_high): New define_insn.
23920 (*movb_high_signed): New define_insn.
23921 (*movb_high_signed + 1): New define_split pattern.
23922 (*mrgb): New define_insn.
23923 (*mrgb + 1): New define_peephole2 pattern.
23924 (*mrgb + 2): New define_peephole2 pattern.
23925 * config/arc/arc.opt (mbitops): New option for nps400, uses
23926 TARGET_NPS_BITOPS_DEFAULT.
23927 * config/arc/constraints.md (q): Make register class conditional.
23928 (Rrq): New register constraint.
23929 (Chs): New constraint.
23930 (Clo): New constraint.
23931 (Chi): New constraint.
23932 (Cbf): New constraint.
23933 (Cbn): New constraint.
23934 (C18): New constraint.
23935 (Cbi): New constraint.
23937 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23939 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23941 (bitmap_intersection_of_preds): Ditto.
23942 (bitmap_union_of_succs): Ditto.
23943 (bitmap_union_of_preds): Ditto.
23944 * sbitmap.c (do_popcount): Delete.
23945 (BITMAP_DEBUGGING): Delete.
23946 (sbitmap_verify_popcount): Delete.
23947 (sbitmap_alloc): Don't initialize the popcount field.
23948 (sbitmap_alloc_with_popcount): Delete.
23949 (sbitmap_resize): Don't resize the popcount array.
23950 (sbitmap_vector_alloc): Don't initialize the popcount field.
23951 (bitmap_copy): Don't copy the popcount array.
23952 (bitmap_clear): Don't clear the popcount array.
23953 (bitmap_clear): Delete the popcount array handling.
23954 (bitmap_ior_and_compl): Delete the popcount assert.
23955 (bitmap_not): Ditto.
23956 (bitmap_and_compl): Ditto.
23957 (bitmap_and): Delete the popcount array handling.
23958 (bitmap_xor): Ditto.
23959 (bitmap_ior): Ditto.
23960 (bitmap_or_and): Delete the popcount assert.
23961 (bitmap_and_or): Ditto.
23962 (popcount_table): Delete.
23963 (sbitmap_elt_popcount): Delete.
23964 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23965 (bitmap_set_bit): Delete the popcount assert.
23966 (bitmap_clear_bit): Ditto.
23967 (sbitmap_free): Don't free the popcount array.
23968 (sbitmap_alloc_with_popcount): Delete declaration.
23969 (sbitmap_popcount): Ditto.
23971 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23972 Andrew Burgess <andrew.burgess@embecosm.com>
23974 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23975 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23976 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23977 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23978 * config/arc/arc.opt (mcmem): New option.
23979 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23980 supply length for r/m alternative.
23981 (*extendqisi2_ac): Likewise.
23982 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23984 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23985 (movhi_insn): Likewise.
23986 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23987 (*zero_extendqihi2_i): Add r/Ucm alternative.
23988 (*zero_extendqisi2_ac): Likewise.
23989 (*zero_extendhisi2_i): Likewise.
23990 * config/arc/constraints.md (Uex): New memory constraint.
23991 (Ucm): New define_constraint.
23992 * config/arc/predicates.md (long_immediate_loadstore_operand):
23993 Return 0 for MEM with cmem_address address.
23994 (cmem_address_0): New predicates.
23995 (cmem_address_1): Likewise.
23996 (cmem_address_2): Likewise.
23997 (cmem_address): Likewise.
23999 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24001 * config/rs6000/rs6000.c (machine_function): Rename
24002 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24003 (rs6000_stack_info): Adjust.
24005 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24006 Andrew Burgess <andrew.burgess@embecosm.com>
24008 * config/arc/constraints.md (Usd): Convert to define_constraint.
24012 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24015 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24016 Add new peephole2 where the first insn is *mov<mode>_or instead of
24017 *mov<mode>_internal.
24019 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24021 * tracer.c (bb_seen): Make static.
24023 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24025 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24026 support, setup defaults.
24027 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24028 * config/arc/arc.c (arc_init): Add NPS400 support.
24029 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24030 (TARGET_ARC700): NPS400 is also an ARC700.
24031 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24033 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24036 * config/nds32/nds32.md (casesi): Don't access the operands array
24039 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24041 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24042 (or $-1,reg peephole2): Ditto.
24043 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24045 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24047 * doc/extend.texi (Common Function Attributes) [optimize]:
24048 Discourage use of the optimize attribute.
24050 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24052 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24053 special case builtin.
24054 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24055 ALTIVEC_BUILTIN_VEC_ADDE.
24056 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24057 support for ALTIVEC_BUILTIN_VEC_ADDE.
24058 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24059 for __builtin_vec_adde.
24061 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24063 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24064 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24066 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24069 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24070 attributes): Document cilkplus_runtime.
24072 2016-04-28 Martin Jambor <mjambor@suse.cz>
24074 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24075 this function. Call verify_expr on MEM_REFs and bases of other
24076 handled_components.
24078 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24080 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24081 for WORD_REGISTER_OPERATIONS to runtime check.
24083 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24085 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24087 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24089 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24090 big-endian compilation.
24091 * config/arc/arc.md (addf3): Likewise.
24092 (subdf3): Likewise.
24093 (muldf3): Likewise.
24095 2016-04-28 Richard Biener <rguenther@suse.de>
24097 PR tree-optimization/70840
24098 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24099 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24100 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24101 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24103 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24105 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24106 and explain why in a comment.
24108 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24110 * config/arc/arc.md (cpu_facility): Add fpx variant.
24111 (subdf3): Prohibit use reverse sub when assist operations option
24113 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24114 instructions only when FPX is enabled.
24115 * testsuite/gcc.target/arc/trsub.c: New test.
24117 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24119 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24120 mult_operator when calculating "type" attribute.
24121 (*fop_<mode>_1_i387): Ditto.
24122 (*fop_xf_1_i387): Ditto.
24123 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24124 Use std::swap to swap operands. Use RTL expressions to generate
24127 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24128 Joern Rennecke <joern.rennecke@embecosm.com>
24130 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24132 (emit_pic_move): Remove.
24133 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24134 * config/arc/arc.c (emit_pic_move): Removed.
24135 (TARGET_HAVE_TLS): Define.
24136 (arc_conditional_register_usage): Test for arc_tp_regno.
24137 (arc_print_operand, arc_print_operand_address): Handle TLS
24139 (arc_needs_pcl_p): New function.
24140 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24141 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24142 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24143 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24144 (arc_legitimize_tls_address): Likewise.
24145 (DTPOFF_ZERO_SYM): Define.
24146 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24147 (arc_output_pic_addr_const): Print TLS unspecs.
24148 (prepare_pic_move): New function, replaces emit_pic_move.
24149 (arc_legitimate_constant_p): Handle TLS unspecs.
24150 (arc_legitimate_address_p): Likewise.
24151 (arc_rewrite_small_data_p): Use assert for TLS constants.
24152 (prepare_move_operands): Use prepare_pic_move.
24153 (arc_legitimize_address): Legitimize tls addresses.
24154 (arc_epilogue_uses): Check for arc_tp_regno.
24155 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24156 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24158 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24160 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24161 %(arc_tls_extra_start_spec).
24162 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24163 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24165 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24166 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24167 (UNSPEC_TLS_OFF): Add.
24169 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24170 (get_thread_pointersi): New patterns.
24171 * config/arc/arc.opt (mtp-regno): New option.
24172 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24173 (move_dest_operand): Likewise.
24174 * configure: Regenerate.
24175 * configure.ac: Add arc*-*-* case to test for tls.
24176 * doc/invoke.texi (ARC options): Document mtp-regno.
24178 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24180 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24181 the new ARC HS SIMD instructions.
24182 (arc_preferred_simd_mode): New function.
24183 (arc_autovectorize_vector_sizes): Likewise.
24184 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24185 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24186 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24187 (arc_init_builtins): Add new SIMD builtin types.
24188 (arc_split_move): Handle 64 bit vector moves.
24189 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24190 (TARGET_PLUS_QMACW): Define.
24191 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24192 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24193 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24194 (VSUBADD4H): New builtins.
24195 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24196 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24198 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24199 Matthias Klose <doko@debian.org>
24201 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24203 2016-04-28 Richard Biener <rguenther@suse.de>
24205 PR middle-end/70777
24206 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24209 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24211 * common/config/sh/sh-common.c: Remove SH5 support.
24212 * config/sh/constraints.md: Likewise.
24213 * config/sh/config/sh/elf.h: Likewise.
24214 * config/sh/linux.h: Likewise.
24215 * config/sh/netbsd-elf.h: Likewise.
24216 * config/sh/predicates.md: Likewise.
24217 * config/sh/sh-c.c: Likewise.
24218 * config/sh/sh-protos.h: Likewise.
24219 * config/sh/sh.c: Likewise.
24220 * config/sh/sh.h: Likewise.
24221 * config/sh/sh.md: Likewise.
24222 * config/sh/sh.opt: Likewise.
24223 * config/sh/sync.md: Likewise.
24224 * config/sh/sh64.h: Delete.
24225 * config/sh/shmedia.h: Likewise.
24226 * config/sh/shmedia.md: Likewise.
24227 * config/sh/sshmedia.h: Likewise.
24228 * config/sh/t-netbsd-sh5-64: Likewise.
24229 * config/sh/t-sh64: Likewise.
24230 * config/sh/ushmedia.h: Likewise.
24232 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24234 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24235 general_reg_operand instead of register_operand predicate.
24237 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24239 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24241 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24243 * match.pd (A - B > A, A + B < A): New transformations.
24245 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24247 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24248 which defaults to true. Emit an outer pair of parentheses only if
24249 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24250 don't emit parentheses for the right-hand operand.
24252 2016-04-27 Jeff Law <law@redhat.com>
24254 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24256 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24258 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24259 (altivec_lvx_<mode>_internal): Document.
24260 (altivec_lvx_<mode>_2op): New define_insn.
24261 (altivec_lvx_<mode>_1op): Likewise.
24262 (altivec_lvx_<mode>_2op_si): Likewise.
24263 (altivec_lvx_<mode>_1op_si): Likewise.
24264 (altivec_stvx_<mode>): Remove.
24265 (altivec_stvx_<mode>_internal): Document.
24266 (altivec_stvx_<mode>_2op): New define_insn.
24267 (altivec_stvx_<mode>_1op): Likewise.
24268 (altivec_stvx_<mode>_2op_si): Likewise.
24269 (altivec_stvx_<mode>_1op_si): Likewise.
24270 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24271 Expand vec_ld and vec_st during parsing.
24272 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24274 (altivec_expand_stvx_be): Likewise.
24275 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24276 address-masking behavior in RTL.
24277 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24278 address-masking behavior in RTL.
24279 (altivec_expand_builtin): Change builtin code arguments for calls
24280 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24281 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24282 presence of lvx/stvx patterns.
24283 (alignment_with_canonical_addr): New function.
24284 (alignment_mask): Likewise.
24285 (find_alignment_op): Likewise.
24286 (recombine_lvx_pattern): Likewise.
24287 (recombine_stvx_pattern): Likewise.
24288 (recombine_lvx_stvx_patterns): Likewise.
24289 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24290 stvx patterns from expand.
24291 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24293 (vector_altivec_store_<mode>): Likewise.
24295 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24297 * config/aarch64/aarch64.md
24298 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24299 remove the "fp" attributes.
24300 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24301 add the "simd" attributes.
24302 (*movdf_aarch64): Likewise.
24303 (*movtf_aarch64): Remove the "fp" attributes.
24304 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24305 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24307 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24309 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24310 rtx to rtx_code_label *.
24311 * rtl.h (maybe_set_first_label_num): Likewise.
24313 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24315 * df-core.c (df_add_problem): Make the problem param be const.
24316 (df_remove_problem): Make local "problem" be const.
24317 * df-problems.c (problem_RD): Make const.
24318 (problem_LR): Likewise.
24319 (problem_LIVE): Likewise.
24320 (problem_MIR): Likewise.
24321 (problem_CHAIN): Likewise.
24322 (problem_WORD_LR): Likewise.
24323 (problem_NOTE): Likewise.
24324 (problem_MD): Likewise.
24325 * df-scan.c (problem_SCAN): Likewise.
24326 * df.h (struct df_problem): Make field "dependent_problem" be
24328 (struct dataflow): Likewise for field "problem".
24329 (df_add_problem): Make param const.
24331 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24333 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24334 inter-unit moves to/from vector registers are enabled. Do not disable
24337 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24339 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24340 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24342 (enum df_problem_id): ...this new enum.
24343 (struct df_problem): Convert field "id" from "int" to
24344 enum df_problem_id.
24346 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24348 * rtl.def: Update comment for "things in the instruction chain" to
24349 reflect the removal of the leading "i" field for INSN_UID in
24350 r210360. Fix bogus apostrophe.
24352 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24354 * config/i386/i386.md
24355 (lea arith with mem operand + setcc peephole2): Set operator mode.
24357 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24360 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24361 (dimode_scalar_to_vector_candidate_p): This.
24362 (timode_scalar_to_vector_candidate_p): New function.
24363 (scalar_to_vector_candidate_p): Likewise.
24364 (timode_check_non_convertible_regs): Likewise.
24365 (timode_remove_non_convertible_regs): Likewise.
24366 (remove_non_convertible_regs): Likewise.
24367 (remove_non_convertible_regs): Renamed to ...
24368 (dimode_remove_non_convertible_regs): This.
24369 (scalar_chain::~scalar_chain): Make it virtual.
24370 (scalar_chain::compute_convert_gain): Make it pure virtual.
24371 (scalar_chain::mark_dual_mode_def): Likewise.
24372 (scalar_chain::convert_insn): Likewise.
24373 (scalar_chain::convert_registers): Likewise.
24374 (scalar_chain::add_to_queue): Make it protected.
24375 (scalar_chain::emit_conversion_insns): Likewise.
24376 (scalar_chain::replace_with_subreg): Likewise.
24377 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24378 (scalar_chain::convert_op): Likewise.
24379 (scalar_chain::convert_reg): Likewise.
24380 (scalar_chain::make_vector_copies): Likewise.
24381 (scalar_chain::convert_registers): New pure virtual function.
24382 (class dimode_scalar_chain): New class.
24383 (class timode_scalar_chain): Likewise.
24384 (scalar_chain::mark_dual_mode_def): Renamed to ...
24385 (dimode_scalar_chain::mark_dual_mode_def): This.
24386 (timode_scalar_chain::mark_dual_mode_def): New function.
24387 (timode_scalar_chain::convert_insn): Likewise.
24388 (dimode_scalar_chain::convert_registers): Likewise.
24389 (scalar_chain::compute_convert_gain): Renamed to ...
24390 (dimode_scalar_chain::compute_convert_gain): This.
24391 (scalar_chain::replace_with_subreg): Renamed to ...
24392 (dimode_scalar_chain::replace_with_subreg): This.
24393 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24394 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24395 (scalar_chain::make_vector_copies): Renamed to ...
24396 (dimode_scalar_chain::make_vector_copies): This.
24397 (scalar_chain::convert_reg): Renamed to ...
24398 (dimode_scalar_chain::convert_reg ): This.
24399 (scalar_chain::convert_op): Renamed to ...
24400 (dimode_scalar_chain::convert_op): This.
24401 (scalar_chain::convert_insn): Renamed to ...
24402 (dimode_scalar_chain::convert_insn): This.
24403 (scalar_chain::convert): Call convert_registers.
24404 (convert_scalars_to_vector): Change to scalar_chain pointer to
24405 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24406 in 32-bit mode. Delete scalar_chain pointer. Call
24407 free_dominance_info in 64-bit mode.
24408 (pass_stv::gate): Remove TARGET_64BIT check.
24409 (ix86_option_override): Put the 64-bit STV pass before the CSE
24412 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24414 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24415 dw_loc_frame_offset field.
24416 * dwarf2out.c (new_loc_descr): Likewise.
24417 (resolve_args_picking_1): Turn the VISITED hash set into a
24418 FRAME_OFFSET hash map. Use it to associate a frame offset to
24419 visited nodes. Remove uses of the CHECKING_P macro.
24420 (resolve_args_picking): Update call to resolve_args_picking_1.
24422 2016-04-27 Martin Liska <mliska@suse.cz>
24424 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24425 (free_loop_data): Release vuses of groups.
24427 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24429 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24430 instead of redundant use_id and boolean have_use_for.
24431 (struct iv_use): Change sub_id into group_id. Remove field next.
24432 Move fields: related_cands, n_map_members, cost_map and selected
24434 (struct iv_group): ... here. New structure.
24435 (struct iv_common_cand): Use structure declaration directly.
24436 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24437 (MAX_CONSIDERED_USES): Rename macro to ...
24438 (MAX_CONSIDERED_GROUPS): ... here.
24439 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24440 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24441 (dump_uses): Rename to ...
24442 (dump_groups): ... here. Update all uses.
24443 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24444 (find_induction_variables): Refactor format of dump information.
24445 (record_sub_use): Delete.
24446 (record_use): Update all uses.
24447 (record_group): New function.
24448 (record_group_use, find_interesting_uses_op): Call above functions.
24450 (find_interesting_uses_cond): Ditto.
24451 (group_compare_offset): New function.
24452 (split_all_small_groups): Rename to ...
24453 (split_small_address_groups_p): ... here. Update all uses.
24454 (split_address_groups): Update all uses.
24455 (find_interesting_uses): Refactor format of dump information.
24456 (add_candidate_1): Update all uses. Remove redundant check on iv,
24458 (add_candidate, record_common_cand): Remove redundant assert.
24459 (add_iv_candidate_for_biv): Update use.
24460 (add_iv_candidate_derived_from_uses): Update all uses.
24461 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24462 (alloc_use_cost_map): Ditto.
24463 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24464 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24465 (determine_use_iv_cost_generic): Ditto.
24466 (determine_group_iv_cost_generic): Ditto.
24467 (determine_use_iv_cost_address): Ditto.
24468 (determine_group_iv_cost_address): Ditto.
24469 (determine_use_iv_cost_condition): Ditto.
24470 (determine_group_iv_cost_cond): Ditto.
24471 (determine_use_iv_cost): Ditto.
24472 (determine_group_iv_cost): Ditto.
24473 (set_autoinc_for_original_candidates): Update all uses.
24474 (find_iv_candidates): Update all uses. Refactor dump information.
24475 (determine_use_iv_costs): Ditto.
24476 (determine_iv_costs): Ditto.
24477 (iv_ca_cand_for_use): Rename to ...
24478 (iv_ca_cand_for_group): ... here. Update all uses.
24479 (iv_ca_add_use, iv_ca_add_group): Ditto.
24480 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24481 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24482 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24483 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24484 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24485 (create_new_iv, adjust_iv_update_pos): Ditto.
24486 (rewrite_use_address): Delete.
24487 (rewrite_use_address_1): Rename to ...
24488 (rewrite_use_address): ... here.
24489 (rewrite_use_compare): Update all uses.
24490 (rewrite_use): Delete.
24491 (rewrite_uses): Rename to ...
24492 (rewrite_groups): ... here. Update all uses.
24493 (remove_unused_ivs, free_loop_data): Update all uses.
24494 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24496 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24498 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24499 for WORD_REGISTER_OPERATIONS to runtime check.
24501 2016-04-27 Richard Biener <rguenther@suse.de>
24504 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24505 aggregate_value_p to determine if a function result is
24506 returned by reference.
24507 (ipa_pta_execute): Functions having their address taken are
24508 not automatically nonlocal.
24510 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24513 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24514 * fold-const.c (operand_equal_p): If flag_checking and
24515 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24516 and if it returns non-zero, assert iterative_hash_expr on both
24519 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24521 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24523 2016-04-27 Nick Clifton <nickc@redhat.com>
24525 PR middle-end/49889
24526 * varasm.c (merge_weak): Generate an error if an attempt is made
24527 to convert a non-weak static function into a weak, public function.
24529 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24531 * params.def (MAX_PARTITION_SIZE): New param.
24532 * doc/invoke.texi: Document lto-max-partition.
24534 2016-04-27 Richard Biener <rguenther@suse.de>
24537 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24538 function cummulating used_from_other_partition, externally_visible
24539 and force_output from aliases.
24540 (refered_from_nonlocal_var): Likewise.
24541 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24542 node flags properly.
24544 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24546 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24547 (-Wmemset-elt-size): New item.
24549 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24552 * stor-layout.h (internal_reference_types): Delete.
24553 * stor-layout.c (reference_types_internal): Likewise.
24554 (internal_reference_types): Likewise.
24555 (layout_type) <REFERENCE_TYPE>: Adjust.
24557 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24560 * tree.h (inchash::add_expr): Add FLAGS argument.
24561 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24562 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24563 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24564 Formatting fix. Adjust recursive calls. For tcc_comparison,
24565 if swap_tree_comparison (code) is smaller than code, hash that
24566 and arguments in the other order. Hash CONVERT_EXPR the same
24567 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24568 of ADDR_EXPR of decl as the decl itself. Add or remove
24569 OEP_ADDRESS_OF from recursive flags as needed. For
24570 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24571 operands commutatively and only the third one normally.
24572 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24574 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24576 * config/rtems.h (LIB_SPEC): Add -latomic.
24578 2016-04-27 Joel Sherrill <joel@rtems.org>
24580 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24581 xilink.ld and flags not relevant to RTEMS.
24583 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24585 * toplev.c (backend_init_target): Avoid calling init_reload when using
24588 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24590 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24591 for loops rather than one for the whole function.
24593 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24595 * match.pd (X + CST CMP X): New transformation.
24597 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24599 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24600 * fold-const.c (fold_binary_loc): Remove 2 transformations
24601 superseded by match.pd.
24602 * match.pd (x+x -> x*2): Generalize to integers.
24604 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24606 * config/i386/i386.md (operation on memory peephole): Duplicate an
24607 existing peephole and adapt it to match lea rather than an operation
24610 PR rtl-optimization/57193
24611 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24613 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24615 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24617 * tree-if-conv.c (any_pred_load_store): New static variable.
24618 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24619 any_pred_load_store instead of and_mask_load_store.
24620 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24621 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24622 (combine_blocks, tree_if_conversion): Ditto.
24624 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24626 PR tree-optimization/70771
24627 PR tree-optimization/70775
24628 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24629 virtual PHI nodes. Delete parameter.
24630 (if_convertible_loop_p_1): Delete argument to above function.
24631 (predicate_all_scalar_phis): Delete code handling single-argument
24633 (tree_if_conversion): Mark and update virtual SSA.
24635 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24638 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24639 (x86_elf_aligned_common): Rename to ...
24640 (x86_elf_aligned_decl_common): ... this.
24641 Add decl arg. Switch to .lbss for largecomm object. Use
24642 LARGECOMM_SECTION_ASM_OP.
24643 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24645 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24646 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24648 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24649 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24651 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24654 * config/i386/i386.c (SECTION_LARGE): Define.
24655 (x86_64_elf_select_section): Set it for large data/bss sections.
24656 Only clear SECTION_WRITE for .lrodata.
24657 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24659 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24660 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24661 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24663 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24664 * doc/tm.texi: Regenerate.
24666 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24669 * configure.ac (--enable-checking): Document extra flag, for
24670 non-release builds default to --enable-checking=yes,extra.
24671 If misc checking and extra checking, define CHECKING_P to 2 instead
24673 * common.opt (fchecking=): Add.
24674 * doc/invoke.texi (-fchecking=): Document.
24675 * doc/install.texi: Document --enable-checking changes.
24676 * configure: Regenerated.
24677 * config.in: Regenerated.
24679 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24681 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24682 attribute instead of which_alternative.
24683 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24684 Use EXT_REX_SSE_REG_P where appropriate.
24686 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24688 * config/i386/predicates.md (const0_operand): Do not match
24689 const_wide_int code.
24690 (const1_operand): Ditto.
24692 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24694 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24695 for SSE constm1 operands and TARGET_AVX512VL.
24696 (*movti_internal): Ditto.
24697 (*mov<mode>_or): Use constm1_operand predicate.
24698 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24699 for SSE vector_all_ones operands and TARGET_AVX512VL.
24700 * config/i386/predicates.md (constm1_operand): New predicate.
24701 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24702 emission of constant -1 load.
24704 2016-04-25 Jason Merrill <jason@redhat.com>
24706 * gdbinit.in: Skip is-a.h.
24708 * attribs.c (register_scoped_attributes): Fix logic.
24709 * attribs.h: Declare register_scoped_attributes.
24711 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24713 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24714 stxvd2x and stxvw4x built-in functions.
24716 2016-04-25 DJ Delorie <dj@redhat.com>
24718 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24719 (ashrhi3): Likewise.
24720 (lshrhi3): Likewise.
24722 2016-04-25 Richard Biener <rguenther@suse.de>
24724 PR tree-optimization/70780
24725 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24726 wasn't visited yet.
24727 (compute_antic): Mark blocks with abnormal preds as visited as
24728 they have a final empty antic-in solution already.
24730 2016-04-25 Michael Collison <michael.collison@linaro.org>
24732 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24734 2016-04-25 Michael Collison <michael.collison@linaro.org>
24736 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
24737 mode is VQI to improve mixed mode vectorization.
24738 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
24739 define_insn to match low half of signed vaddw.
24740 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
24741 define_insn to match high half of signed vaddw.
24742 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
24743 define_insn to match low half of unsigned vaddw.
24744 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
24745 define_insn to match high half of unsigned vaddw.
24746 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
24747 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24748 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
24750 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24751 * config/arm/predicates.md (vect_par_constant_high): Support
24752 big endian and simplify by calling
24753 arm_simd_check_vect_par_cnst_half
24754 (vect_par_constant_low): Likewise.
24756 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24758 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
24759 predicate for operand 2.
24761 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24762 H.J. Lu <hongjiu.lu@intel.com>
24764 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24765 machine_mode argument.
24766 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24767 constm1_rtx operands. For VOIDmode constants, get mode from
24768 pred_mode. Check mode size if the mode is supported by ABI.
24769 (standard_sse_constant_opcode): Do not use standard_constant_p.
24770 Strictly check ABI support for all-ones operands.
24771 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24772 immediates. Update calls to standard_sse_constant_p.
24773 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24774 (ix86_rtx_costs): Ditto.
24775 * config/i386/i386.md (*movxi_internal_avx512f): Use
24776 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24777 Use (v,BC) alternative instead of (v,C). Use register_operand
24778 checks instead of MEM_P.
24779 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24780 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24781 isa attribute. Use register_operand checks instead of MEM_P.
24782 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24783 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24784 alternative and corresponding sse2 isa attribute.
24785 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24786 to standard_sse_constant_p.
24787 (FP constant splitters): Ditto.
24788 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24790 * config/i386/predicates.md (constm1_operand): Remove.
24791 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24792 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24793 vector_all_ones_operand instead of constm1_operand.
24795 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24797 * print-rtl.c (print_rtx_insn_vec): New function.
24798 * print-rtl.h: New prototype.
24799 * store-motion.c (struct st_expr): Make avail_stores a vector.
24800 (st_expr_entry): Adjust.
24801 (free_st_expr_entry): Likewise.
24802 (print_store_motion_mems): Likewise.
24803 (find_moveable_store): Likewise.
24804 (compute_store_table): Likewise.
24805 (delete_store): Likewise.
24806 (build_store_vectors): Likewise.
24808 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24810 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24812 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24814 * vec.h (vec_safe_contains): New function.
24815 (vec::contains): Likewise.
24816 (vec::begin): Likewise.
24817 (vec::end): Likewise.
24819 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24822 * cfgexpand.c (expand_stack_vars): Fix typo.
24824 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24826 * system.h (list, map, set, vector): Include conditionally.
24827 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24828 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24829 * ipa-icf.c (INCLUDE_LIST): Define.
24830 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24831 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24832 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24833 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24834 * cp/logic.cc (INCLUDE_LIST): Define.
24835 * fortran/trans-common.c (INCLUDE_MAP): Define.
24837 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24839 * auto-profile.c: Remove <string.h> include.
24840 * ipa-icf-gimple.c: Remove <list> include.
24841 * diagnostic.c: Remove <new> include.
24842 * genmatch.c: Likewise.
24843 * pretty-print.c: Likewise.
24844 * toplev.c: Likewise
24845 * c/c-objc-common.c: Likewise.
24846 * cp/error.c: Likewise.
24847 * fortran/error.c: Likewise.
24849 2016-04-22 Richard Biener <rguenther@suse.de>
24851 * lto-streamer-in.c (input_ssa_names): Do not allocate
24852 GIMPLE_NOP for all SSA names.
24853 * lto-streamer-out.c (output_ssa_names): Do not output
24854 SSA names that should have been released.
24856 2016-04-22 Richard Biener <rguenther@suse.de>
24858 PR tree-optimization/70740
24859 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24862 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24865 * config/i386/predicates.md (call_insn_operand): Replace
24866 sibcall_memory_operand with memory_operand.
24868 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24870 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24871 has_single_use() tests.
24872 (register_edge_assert_for_1): Likewise.
24873 (find_assert_locations_1): Check the liveness bitmap instead of
24874 checking has_single_use().
24876 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24879 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24880 Extract AVX-512BW constraint from AVX.
24882 2016-04-21 Richard Biener <rguenther@suse.de>
24884 PR tree-optimization/70725
24885 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24886 for phi_convertible_by_degenerating_args.
24887 (predicate_all_scalar_phis): Handle single-argument PHIs.
24889 2016-04-21 Richard Biener <rguenther@suse.de>
24891 PR middle-end/70747
24892 * fold-const.c (fold_comparison): Return properly typed
24895 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24897 PR tree-optimization/70715
24898 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24899 after expanding BASE using expand_simple_operations.
24901 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24903 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24904 New transformations.
24906 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24908 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24910 2016-04-20 Jan Hubicka <jh@suse.cz>
24912 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24913 ultiimate_alias_target.
24914 (update_callee_keys): Likewise.
24915 (lookup_recursive_calls): Likewise.
24916 (speculation_useful_p): Likewise.
24918 2016-04-20 Jan Hubicka <jh@suse.cz>
24921 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24922 (set_nothrow_flag_1): ... this; handle interposition correctly;
24923 recurse on aliases and thunks.
24924 (cgraph_node::set_nothrow_flag): New.
24925 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24926 functions compiled with non-call exceptions that binds to current
24928 (propagate_nothrow): Be safe WRT interposition.
24929 * cgraph.h (set_nothrow_flag): Update prototype.
24931 2016-04-18 Jan Hubicka <jh@suse.cz>
24933 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24934 max_loop_iterations_int.
24935 (tree_unswitch_outer_loop): Likewise.
24937 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24939 PR tree-optimization/69489
24940 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24941 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24942 Revise dump message.
24943 (if_convertible_bb_p): Remove check on edge count of basic block's
24946 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24948 PR tree-optimization/56625
24949 PR tree-optimization/69489
24950 * tree-data-ref.h (DR_INNERMOST): New macro.
24951 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24952 hashing struct innermost_loop_behavior.
24953 (ref_DR_map): Remove.
24954 (innermost_DR_map): New map.
24955 (baseref_DR_map): Revise comment.
24956 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24957 to innermost_DR_map accroding to its innermost loop behavior.
24958 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24959 to its innermost loop behavior.
24960 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24961 Add initialization for innermost_DR_map. Record memory reference
24962 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24963 have innermost loop behavior.
24964 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24967 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24969 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24970 *lea_general_1. Use explicit SWI12 mode interator.
24971 (*lea<mode>_general_2): Rename from *lea_general_2.
24972 Use explicit SWI12 mode interator.
24973 (*lea<mode>_general_3): Rename from *lea_general_3.
24974 Use explicit SWI12 mode interator.
24975 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24976 Use explicit SWI12 mode interator.
24977 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24978 Use explicit SWI48 mode interator.
24980 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24982 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24983 Short-cut unaligned load and store cases. Handle all integer
24985 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24986 and store cases. Call ix86_avx256_split_vector_move_misalign
24987 directly without checking mode class.
24989 2016-04-20 Andrew Pinski <apinski@cavium.com>
24990 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24993 * config/aarch64/aarch64.md (sibcall): Force call
24994 address to be DImode for ILP32.
24995 (sibcall_value): Likewise.
24997 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24999 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25001 2016-04-20 Richard Biener <rguenther@suse.de>
25003 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25004 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25005 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25006 (maybe_push_res_to_seq): Adjust.
25007 * gimple-fold.c (maybe_build_generic_op): Likewise.
25009 2016-04-20 Marek Polacek <polacek@redhat.com>
25011 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25014 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25016 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25017 use kmovw to support AVX512F target.
25019 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25021 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25023 2016-04-20 Marek Polacek <polacek@redhat.com>
25025 PR tree-optimization/70725
25026 * tree-if-conv.c (is_false_predicate): New function.
25027 (predicate_mem_writes): Use it.
25029 2016-04-20 Richard Biener <rguenther@suse.de>
25031 PR tree-optimization/70726
25032 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25033 shift amounts from a pattern stmt operand.
25035 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25038 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25039 stack_restore_from_fpr pattern when restoring r15.
25040 (s390_optimize_prologue): Strip away the memory barrier in the
25041 parallel when trying to get rid of restore insns.
25042 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25043 definition for loading the stack pointer from an FPR. Compared to
25044 the normal move insn this pattern includes a full memory barrier.
25046 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25048 PR middle-end/70680
25049 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25050 implicitly linear or lastprivate iterator on the outer context.
25052 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25054 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25056 * config/i386/i386.md (ssememalign): Removed.
25057 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25059 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25062 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25063 const short * to __builtin_ia32_loaddquhi512_mask.
25064 (_mm512_maskz_loadu_epi16): Likewise.
25065 (_mm512_mask_storeu_epi16): Pass short * to
25066 __builtin_ia32_storedquhi512_mask.
25067 (_mm512_mask_loadu_epi8): Pass const char * to
25068 __builtin_ia32_loaddquqi512_mask.
25069 (_mm512_maskz_loadu_epi8): Likewise.
25070 (_mm512_mask_storeu_epi8): Pass char * to
25071 __builtin_ia32_storedquqi512_mask.
25072 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25073 const double * to __builtin_ia32_loadupd512_mask.
25074 (_mm512_mask_loadu_pd): Likewise.
25075 (_mm512_maskz_loadu_pd): Likewise.
25076 (_mm512_storeu_pd): Pass double * to
25077 __builtin_ia32_storeupd512_mask.
25078 (_mm512_mask_storeu_pd): Likewise.
25079 (_mm512_loadu_ps): Pass const float * to
25080 __builtin_ia32_loadups512_mask.
25081 (_mm512_mask_loadu_ps): Likewise.
25082 (_mm512_maskz_loadu_ps): Likewise.
25083 (_mm512_storeu_ps): Pass float * to
25084 __builtin_ia32_storeups512_mask.
25085 (_mm512_mask_storeu_ps): Likewise.
25086 (_mm512_mask_loadu_epi64): Pass const long long * to
25087 __builtin_ia32_loaddqudi512_mask.
25088 (_mm512_maskz_loadu_epi64): Likewise.
25089 (_mm512_mask_storeu_epi64): Pass long long *
25090 to __builtin_ia32_storedqudi512_mask.
25091 (_mm512_loadu_si512): Pass const int * to
25092 __builtin_ia32_loaddqusi512_mask.
25093 (_mm512_mask_loadu_epi32): Likewise.
25094 (_mm512_maskz_loadu_epi32): Likewise.
25095 (_mm512_storeu_si512): Pass int * to
25096 __builtin_ia32_storedqusi512_mask.
25097 (_mm512_mask_storeu_epi32): Likewise.
25098 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25099 char * to __builtin_ia32_storedquqi256_mask.
25100 (_mm_mask_storeu_epi8): Likewise.
25101 (_mm256_mask_loadu_epi16): Pass const short * to
25102 __builtin_ia32_loaddquhi256_mask.
25103 (_mm256_maskz_loadu_epi16): Likewise.
25104 (_mm_mask_loadu_epi16): Pass const short * to
25105 __builtin_ia32_loaddquhi128_mask.
25106 (_mm_maskz_loadu_epi16): Likewise.
25107 (_mm256_mask_loadu_epi8): Pass const char * to
25108 __builtin_ia32_loaddquqi256_mask.
25109 (_mm256_maskz_loadu_epi8): Likewise.
25110 (_mm_mask_loadu_epi8): Pass const char * to
25111 __builtin_ia32_loaddquqi128_mask.
25112 (_mm_maskz_loadu_epi8): Likewise.
25113 (_mm256_mask_storeu_epi16): Pass short * to.
25114 __builtin_ia32_storedquhi256_mask.
25115 (_mm_mask_storeu_epi16): Pass short * to.
25116 __builtin_ia32_storedquhi128_mask.
25117 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25118 const double * to __builtin_ia32_loadupd256_mask.
25119 (_mm256_maskz_loadu_pd): Likewise.
25120 (_mm_mask_loadu_pd): Pass onst double * to
25121 __builtin_ia32_loadupd128_mask.
25122 (_mm_maskz_loadu_pd): Likewise.
25123 (_mm256_mask_storeu_pd): Pass double * to
25124 __builtin_ia32_storeupd256_mask.
25125 (_mm_mask_storeu_pd): Pass double * to
25126 __builtin_ia32_storeupd128_mask.
25127 (_mm256_mask_loadu_ps): Pass const float * to
25128 __builtin_ia32_loadups256_mask.
25129 (_mm256_maskz_loadu_ps): Likewise.
25130 (_mm_mask_loadu_ps): Pass const float * to
25131 __builtin_ia32_loadups128_mask.
25132 (_mm_maskz_loadu_ps): Likewise.
25133 (_mm256_mask_storeu_ps): Pass float * to
25134 __builtin_ia32_storeups256_mask.
25135 (_mm_mask_storeu_ps): ass float * to
25136 __builtin_ia32_storeups128_mask.
25137 (_mm256_mask_loadu_epi64): Pass const long long * to
25138 __builtin_ia32_loaddqudi256_mask.
25139 (_mm256_maskz_loadu_epi64): Likewise.
25140 (_mm_mask_loadu_epi64): Pass const long long * to
25141 __builtin_ia32_loaddqudi128_mask.
25142 (_mm_maskz_loadu_epi64): Likewise.
25143 (_mm256_mask_storeu_epi64): Pass long long * to
25144 __builtin_ia32_storedqudi256_mask.
25145 (_mm_mask_storeu_epi64): Pass long long * to
25146 __builtin_ia32_storedqudi128_mask.
25147 (_mm256_mask_loadu_epi32): Pass const int * to
25148 __builtin_ia32_loaddqusi256_mask.
25149 (_mm256_maskz_loadu_epi32): Likewise.
25150 (_mm_mask_loadu_epi32): Pass const int * to
25151 __builtin_ia32_loaddqusi128_mask.
25152 (_mm_maskz_loadu_epi32): Likewise.
25153 (_mm256_mask_storeu_epi32): Pass int * to
25154 __builtin_ia32_storedqusi256_mask.
25155 (_mm_mask_storeu_epi32): Pass int * to
25156 __builtin_ia32_storedqusi128_mask.
25157 * config/i386/i386-builtin-types.def (PCSHORT): New.
25158 (PINT64): Likewise.
25159 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25160 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25161 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25162 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25163 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25164 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25165 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25166 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25167 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25168 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25169 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25170 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25171 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25172 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25173 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25174 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25175 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25176 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25177 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25178 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25179 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25180 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25181 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25182 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25183 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25184 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25185 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25186 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25187 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25188 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25189 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25190 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25191 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25192 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25193 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25194 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25195 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25196 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25197 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25198 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25199 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25200 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25201 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25202 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25203 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25204 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25205 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25206 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25207 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25209 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25210 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25212 (ix86_expand_vector_move_misalign): Likewise.
25213 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25214 to scalar function prototype for unaligned load/store builtins.
25215 (ix86_expand_special_args_builtin): Updated.
25216 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25217 (UNSPEC_STOREU): Likewise.
25218 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25219 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25220 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25221 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25222 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25223 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25224 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25225 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25226 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25227 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25228 (<avx512>_storedqu<mode>_mask): Likewise.
25229 (*sse4_2_pcmpestr_unaligned): Likewise.
25230 (*sse4_2_pcmpistr_unaligned): Likewise.
25231 (*mov<mode>_internal): Renamed to ...
25232 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25233 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25234 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25235 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25237 2016-04-19 Richard Biener <rguenther@suse.de>
25239 PR tree-optimization/70171
25240 * tree-ssa-phiprop.c: Include stor-layout.h.
25241 (phiprop_insert_phi): Handle the aggregate copy case.
25242 (propagate_with_phi): Likewise.
25244 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25246 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25247 instead of simplify_gen_subreg (... , 0).
25248 (ix86_delegitimize_address): Ditto.
25249 (ix86_split_divmod): Ditto.
25250 (ix86_split_copysign_const): Ditto.
25251 (ix86_split_copysign_var): Ditto.
25252 (ix86_expand_args_builtin): Ditto.
25253 (ix86_expand_round_builtin): Ditto.
25254 (ix86_expand_special_args_builtin): Ditto.
25255 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25256 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25257 (udivmodqi4): Ditto.
25258 (absneg splitters): Ditto.
25259 (*jcc_bt<mode>_1): Ditto.
25261 2016-04-19 Richard Biener <rguenther@suse.de>
25263 PR tree-optimization/70724
25264 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25265 restoring out from ...
25266 (free_scc_vn): ... here.
25267 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25268 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25270 (pass_fre::execute): Restore SSA info.
25272 2016-04-19 Richard Biener <rguenther@suse.de>
25274 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25275 * gimple-walk.c (walk_gimple_op): Initialize it.
25276 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25277 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25278 remapping SSA names of defs.
25279 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25282 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25284 PR middle-end/70689
25285 * lra-constraints.c (equiv_substition_p): New.
25286 (process_alt_operands): Use it.
25287 (swap_operands): Swap it.
25288 (curr_insn_transform): Update it.
25290 2016-04-18 Michael Matz <matz@suse.de>
25292 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25293 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25294 * tree-core.h (tree_type_common.align): Use bit-field.
25295 (tree_type_common.spare): New.
25296 (tree_decl_common.off_align): Make smaller.
25297 (tree_decl_common.align): Use bit-field.
25299 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25300 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25301 (scan_sharing_clauses): Ditto.
25302 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25303 (omp_finish_file): Ditto.
25304 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25305 (layout_decl): Ditto.
25306 (relayout_decl): Ditto.
25307 (finalize_record_size): Use SET_TYPE_ALIGN.
25308 (finalize_type_size): Ditto.
25309 (finish_builtin_struct): Ditto.
25310 (layout_type): Ditto.
25311 (initialize_sizetypes): Ditto.
25312 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25313 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25314 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25315 (get_chain_field): Ditto.
25316 (get_trampoline_type): Ditto.
25317 (get_nl_goto_field): Ditto.
25318 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25320 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25321 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25322 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25323 (build_qualified_type): Use SET_TYPE_ALIGN.
25324 (build_aligned_type, build_range_type_1): Ditto.
25325 (build_atomic_base): Ditto.
25326 (build_common_tree_nodes): Ditto.
25327 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25328 (expand_one_stack_var_at): Ditto.
25329 * coverage.c (build_var): Use SET_DECL_ALIGN.
25330 * except.c (init_eh): Ditto.
25331 * function.c (assign_parm_setup_block): Ditto.
25332 * symtab.c (increase_alignment_1): Ditto.
25333 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25334 * tree-vect-stmts.c (ensure_base_align): Ditto.
25335 * varasm.c (align_variable): Ditto.
25336 (assemble_variable): Ditto.
25337 (build_constant_desc): Ditto.
25338 (output_constant_def_contents): Ditto.
25340 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25341 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25342 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25343 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25344 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25346 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25349 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25350 replace %vmovsd with "%vmovq".
25351 (vec_concatv2df): Likewise.
25353 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25355 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25356 (*vec_extractv2si_0): Ditto.
25357 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25358 (zero_extended_scalar_load_operand splitters): Ditto.
25359 (vec_extract splitters): Ditto.
25360 (*vec_extractv4si_0_zext): Ditto.
25361 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25362 and lowpart_subreg.
25363 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25364 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25365 (*sse4_1_extractps): Use lowpart_subreg.
25366 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25368 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25370 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25372 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25373 Mention Solaris 11 packaging changes.
25374 Update gas and gld requirements.
25375 Remove reference to pre-Solaris 10 bug.
25376 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25378 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25381 2016-04-17 Jan Hubicka <jh@suse.cz>
25383 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25384 max_loop_iterations_int.
25386 2016-04-18 Richard Biener <rguenther@suse.de>
25388 PR tree-optimization/43434
25389 * tree-ssa-structalias.c (struct vls_data): New.
25390 (visit_loadstore): Handle all pointer-based accesses.
25391 (compute_dependence_clique): Compute a bitmap of restrict tags
25392 assigned bases and pass it to visit_loadstore.
25394 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25397 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25398 armv8.1-a and armv8.1-a+crc.
25400 2016-04-18 Richard Biener <rguenther@suse.de>
25402 PR tree-optimization/70701
25403 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25404 references after translating through a memcpy.
25406 2016-04-18 Richard Biener <rguenther@suse.de>
25408 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25409 (compute_antic): ... here. For partial antic use regular
25410 postorder and scrap iteration.
25411 (compute_partial_antic_aux): Remove unused return value.
25412 (init_pre): Do not allocate postorder.
25413 (fini_pre): Do not free postorder.
25415 2016-04-18 Richard Biener <rguenther@suse.de>
25417 PR middle-end/37870
25418 * expmed.c (extract_bit_field_1): Remove broken case
25419 using a wider MODE_INT mode.
25421 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25423 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25424 unless compiling with at least GCC-4.8.
25426 2016-04-17 Jan Hubicka <jh@suse.cz>
25429 * graphite.c (graphite_finalize): Update call to
25430 tree_estimate_probability.
25431 * predict.h (tree_estimate_probability): Update prototype.
25433 2016-04-17 Jan Hubicka <jh@suse.cz>
25435 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25436 (tree_estimate_probability): Likewise.
25437 (pass_profile::execute): Update.
25438 (report_predictor_hitrates): New function.
25439 * profile.c (compute_branch_probabilities): Use it.
25440 * predict.h (report_predictor_hitrates): Declare.
25442 2016-04-17 Jan Hubicka <jh@suse.cz>
25445 * cgraph.h (cgraph_node::set_const_flag,
25446 cgraph_node::set_pure_flag): Update prototype to return bool;
25448 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25449 of interposable symbol are interposable, too.
25450 (cgraph_set_const_flag_1): Rename to ...
25451 (set_const_flag_1): ... this one; change to self recursive function
25452 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25453 clearnig the flag in all variants and also virtual thunks of const
25454 functions are pure; track if any change was done.
25455 (cgraph_node::set_const_flag): Update.
25456 (struct set_pure_flag_info): New struct.
25457 (cgraph_set_pure_flag_1): Rename to ...
25458 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25459 rather than pointer encoded flags; track if any changes was done;
25460 handle correctly clearning flag and setting flag of aliases already
25462 (cgraph_node::set_pure_flag): Update.
25463 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25465 2016-04-17 Tom de Vries <tom@codesourcery.com>
25468 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25469 backslash in label.
25471 2016-04-17 Tom de Vries <tom@codesourcery.com>
25473 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25474 '{}<> ' as escape-for-record.
25476 2016-04-17 Tom de Vries <tom@codesourcery.com>
25478 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25481 2016-04-17 Tom de Vries <tom@codesourcery.com>
25484 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25485 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25486 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25487 * passes.c (finish_optimization_passes): Only call
25488 finish_graph_dump_file if dfi->graph_dump_initialized.
25489 (execute_function_dump, pass_init_dump_file): Use
25490 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25492 2016-04-17 Tom de Vries <tom@codesourcery.com>
25494 PR tree-optimization/70256
25495 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25496 (debug_varmap): New function.
25498 2016-04-17 Tom de Vries <tom@codesourcery.com>
25501 * passes.c (pass_manager::register_pass): Propagate pflags.
25503 2016-04-17 Tom de Vries <tom@codesourcery.com>
25506 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25507 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25508 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25509 check if it's equal to p_start.
25510 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25512 2016-04-15 Jan Hubicka <jh@suse.cz>
25515 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25516 function does not bind to current def.
25517 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25518 handle conservatively calls to functions that does not need to bind
25520 (check_call): Update call of worse_state.
25521 (ignore_edge_for_nothrow): Update.
25522 (ignore_edge_for_pure_const): Likewise.
25523 (propagate_pure_const): Update calls to worse_state.
25524 (skip_function_for_local_pure_const): Reformat comments.
25526 2016-04-15 Jan Hubicka <jh@suse.cz>
25529 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25530 (cgraph_node::function_symbol): Likewise.
25531 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25532 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25533 (symtab_node::ultimate_alias_target): Add REF parameter.
25534 (symtab_node::binds_to_current_def_p): Declare.
25535 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25536 (cgraph_node::function_symbol): Likewise.
25537 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25538 (cgraph_node::get_availability): Likewise.
25539 (cgraph_edge::binds_to_current_def_p): New inline function.
25540 (varpool_node::get_availability): Add REF parameter.
25541 (varpool_node::ultimate_alias_target): Likewise.
25542 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25543 (symtab_node::binds_to_current_def_p): Likewise.
25544 * varpool.c (varpool_node::get_availability): Likewise.
25546 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25549 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25550 Fix mode size check.
25552 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25554 * BASE-VER: Set to 7.0.0.
25556 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25558 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25560 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25562 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25563 architecture revisions.
25565 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25567 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25568 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25569 * config/i386/i386.md (stack decrement to push peepholes): Guard
25570 with !x86_using_red_zone ().
25572 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25575 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25576 to dump_generic_node.
25577 (NIY): Pass also flags to do_niy.
25579 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25581 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25582 (simd_clone_vector_of_formal_parm_types)
25583 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25584 (simd_clone_mangle, simd_clone_create)
25585 (simd_clone_adjust_return_type, create_tmp_simd_array)
25586 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25587 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25588 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25589 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25590 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25591 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25592 * omp-simd-clone.c: ... this new file.
25593 (simd_clone_vector_of_formal_parm_types): Make it static.
25594 * Makefile.in (OBJS): Add omp-simd-clone.o.
25596 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25599 * config/i386/sse.md: Use proper memory operand modifiers.
25602 2016-04-15 Richard Biener <rguenther@suse.de>
25603 Alan Modra <amodra@gmail.com>
25605 PR tree-optimization/70130
25606 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25607 when alignment stays not the same and no not use the realign
25610 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25613 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25614 direct move handlers for KFmode. Change TFmode handlers test from
25615 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25617 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25620 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25621 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25622 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25623 * tree-ssa-live.c (remove_unused_scope_block_p): When
25624 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25625 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25626 block_ultimate_origin is FUNCTION_DECL.
25627 (remove_unused_locals): If current_function_decl is
25628 polymorphic_ctor_dtor_p, pass initial true to
25629 remove_unused_scope_block_p' is_ctor_dtor_block.
25631 2016-04-14 Martin Sebor <msebor@redhat.com>
25636 * doc/extend.texi (Variable Length): Revert.
25638 2016-04-14 Marek Polacek <polacek@redhat.com>
25639 Jan Hubicka <hubicka@ucw.cz>
25642 * tree.c (verify_type): Disable the canonical type of main variant
25645 2016-04-14 Jason Merrill <jason@redhat.com>
25647 * cfgexpand.c, expr.c: Revert previous change.
25649 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25651 PR middle-end/70643
25652 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25653 when building a mem ref for the incoming reduction variable.
25655 2016-04-14 Richard Biener <rguenther@suse.de>
25657 PR tree-optimization/70614
25658 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25659 loop if the evolution dropped to chrec_dont_know.
25660 (interpret_condition_phi): Likewise.
25662 2016-04-14 Richard Biener <rguenther@suse.de>
25664 PR tree-optimization/70623
25665 * tree-ssa-pre.c (changed_blocks): Make global ...
25666 (compute_antic): ... local here. Move and fix worklist
25667 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25668 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25669 worklist handling, dump when ANTIC_IN changed.
25670 (compute_partial_antic_aux): Remove worklist handling.
25671 (init_pre): Do not compute post dominators. Add a comment about
25672 the CFG order chosen.
25673 (fini_pre): Do not free post dominators.
25675 2016-04-13 Martin Sebor <msebor@redhat.com>
25680 * doc/extend.texi (Variable Length): Document C++ specifics.
25682 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25685 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25686 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25687 eh edges have been purged.
25690 * tree-sra.c (create_access_replacement,
25691 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25693 * tree-pretty-print.c (dump_fancy_name): New function.
25694 (dump_decl_name, dump_generic_node): Use it.
25696 2016-04-13 Jason Merrill <jason@redhat.com>
25698 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25699 * expr.c (expand_expr_real_1): Likewise.
25701 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25703 * config/i386/i386.md (kunpckhi): Swap operands.
25704 (kunpcksi): Likewise.
25705 (kunpckdi): Likewise.
25706 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25707 (vec_pack_trunc_<mode>): Likewise.
25709 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25712 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25714 PR middle-end/70633
25715 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25716 gimplification turns some element into non-constant.
25719 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25720 * explow.c (convert_memory_address_addr_space_1): No longer static,
25721 add NO_EMIT argument and don't call convert_modes if true, pass
25722 it down recursively, remove break after return.
25723 (convert_memory_address_addr_space): Adjust caller.
25724 * simplify-rtx.c (simplify_unary_operation_1): Call
25725 convert_memory_address_addr_space_1 instead of convert_memory_address,
25726 if it returns NULL, don't simplify.
25728 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25731 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25733 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25735 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25736 Bump the upper SIMDLEN limits, so that if the return type or
25737 characteristic type if the return type is void can be passed in
25738 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
25741 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
25744 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
25745 Do not use "=" constraint on an input constraint.
25746 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
25747 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
25748 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
25749 generates (neg (abs ...)) instead of (abs ...).
25751 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25753 PR rtl-optimization/70596
25754 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
25755 just invalidate LRA data and reset them. Adjust dump wording.
25757 2016-04-12 Martin Liska <mliska@suse.cz>
25760 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25762 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25764 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25765 max_loop_iterations_int.
25766 (tree_unswitch_outer_loop): Likewise.
25767 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25768 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25770 2016-04-12 Tom de Vries <tom@codesourcery.com>
25772 PR tree-optimization/68756
25773 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25774 instead of new_name.
25776 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25778 PR tree-optimization/70602
25779 * tree-sra.c (generate_subtree_copies): Don't write anything into
25780 constant pool decls.
25782 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25783 regardless whether there are depend clauses or not.
25785 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25788 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25789 target attribute and pragma from changing the -mfloat128
25790 and -mfloat128-hardware options.
25792 * doc/extend.texi (Additional Floating Types): Document PowerPC
25793 __float128 restrictions.
25795 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25798 * config/aarch64/driver-aarch64.c
25799 (aarch64_get_extension_string_for_isa_flags): New.
25800 (arch_extension): Rename to...
25801 (aarch64_arch_extension): ...This.
25802 (ext_to_feat_string): Rename to...
25803 (aarch64_extensions): ...This.
25804 (aarch64_core_data): Keep track of architecture extension flags.
25805 (cpu_data): Rename to...
25806 (aarch64_cpu_data): ...This.
25807 (aarch64_arch_driver_info): Keep track of architecture extension
25809 (get_arch_name_from_id): Rename to...
25810 (get_arch_from_id): ...This, change return type.
25811 (host_detect_local_cpu): Update and reformat for renames, handle
25812 extensions through common infrastructure.
25814 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25817 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25818 track of a canonical flag name.
25819 (all_extensions): Likewise.
25820 (arch_to_arch_name): Also track extension flags enabled by the arch.
25821 (all_architectures): Likewise.
25822 (aarch64_parse_extension): Move to here.
25823 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25825 (aarch64_rewrite_selected_cpu): Update for above change.
25826 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25827 are handled, such that the single explicit value enabled by an
25828 extension is kept seperate from the implicit values it also enables.
25829 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25831 (aarch64_parse_extension): New.
25832 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25833 here to config/aarch64/aarch64-protos.h.
25834 (aarch64_parse_extension): Move from here to
25835 common/config/aarch64/aarch64-common.c.
25836 (aarch64_option_print): Update.
25837 (aarch64_declare_function_name): Likewise.
25838 (aarch64_start_file): Likewise.
25839 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25840 the canonical flag for extensions.
25841 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25844 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25846 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25849 2016-04-09 Tom de Vries <tom@codesourcery.com>
25851 PR tree-optimization/68953
25852 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25853 first to last subscript.
25855 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25857 PR tree-optimization/70586
25858 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25861 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25865 PR tree-optimization/70373
25866 PR middle-end/70533
25867 PR middle-end/70534
25868 PR middle-end/70535
25869 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25870 clauses for acc parallel reductions as necessary. Error on those
25872 * omp-low.c (scan_sharing_clauses): Don't install variables which
25873 are used in acc parallel reductions.
25874 (lower_rec_input_clauses): Remove dead code.
25875 (lower_oacc_reductions): Add support for reference reductions.
25876 (lower_reduction_clauses): Remove dead code.
25877 (lower_omp_target): Don't remap variables appearing in acc parallel
25879 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25881 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25883 PR middle-end/70593
25884 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25885 with multiple SSA_NAME defs, force the outputs other than first
25886 to be live before calling live_track_process_def on each output.
25888 PR rtl-optimization/70574
25889 * fwprop.c (forward_propagate_and_simplify): Don't add
25890 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25891 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25892 paradoxical subregs within *loc.
25894 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25896 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25897 -ftree-parallelize-loops={0,1}.
25898 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25899 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25900 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25901 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25902 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25904 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25907 * asan.c (instrument_derefs): If we get unknown location, extract it
25908 with EXPR_LOCATION.
25909 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25911 2016-04-08 Tom de Vries <tom@codesourcery.com>
25913 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25914 implicit firstprivate clause.
25916 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25919 * config/arm/thumb2.md (tst + branch-> lsls + branch
25920 peephole below *orsi_not_shiftsi_si): Require that condition
25921 register is dead after the peephole.
25922 (second peephole after the above): Likewise.
25924 2016-04-08 Alan Modra <amodra@gmail.com>
25927 * builtins.c (fold_builtin_classify): For IBM extended precision,
25928 look at just the high-order double to test for NaN.
25929 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25930 test just the high double for Inf but both doubles for subnormal
25933 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25935 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25936 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25937 node->simdclone->mask_mode != VOIDmode masks.
25938 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25939 earlier, use it instead of node->simdclone.
25940 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25941 Set clonei->mask_mode.
25943 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25946 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25947 Pass it through to cp_parser_already_scoped_statement.
25948 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25949 it through to cp_parser_statement.
25950 (cp_parser_statement): Pass IF_P through to
25951 cp_parser_iteration_statement.
25952 (cp_parser_pragma): Adjust call to
25953 cp_parser_iteration_statement.
25955 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25958 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25959 resolve a future -Wparentheses warning.
25960 * omp-low.c (scan_sharing_clauses): Likewise.
25961 * tree-parloops.c (eliminate_local_variables): Likewise.
25963 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25965 PR rtl-optimization/70398
25966 * lra-constraints.c (process_address_1): Check zero scale and code
25967 for reloading with zero scale.
25969 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25971 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25972 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25974 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25976 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25977 Add support for AVX512F clones, include them by default for
25978 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25979 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25982 PR middle-end/70550
25983 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25984 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25985 firstprivate clauses.
25986 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25987 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25988 (lower_omp_target): Set TREE_NO_WARNING for
25989 non-addressable possibly uninitialized vars which are copied into
25990 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25992 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25994 * config/pa/predicates.md (integer_store_memory_operand): Accept
25995 REG+D operands with a large offset when reload_in_progress is true.
25996 (floating_point_store_memory_operand): Likewise.
25998 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26001 * match.pd (nested int casts): Limit to GIMPLE.
26003 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26006 * ipa-devirt.c (maybe_record_node): Fix comment; use
26007 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26009 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26011 PR rtl-optimization/70542
26012 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26013 if there are any uses other than insn or debug insns.
26015 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26016 Jakub Jelinek <jakub@redhat.com>
26018 PR tree-optimization/70509
26019 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26020 Shift HOST_WIDE_INT_1U instead of 1.
26022 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26024 PR tree-optimization/70509
26025 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26026 of the vector base type for index.
26028 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26031 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26033 2016-04-05 Richard Biener <rguenther@suse.de>
26035 PR tree-optimization/70526
26036 * tree-sra.c (build_ref_for_offset): Use prev_base to
26037 extract the alias pointer type.
26039 2016-04-05 Richard Biener <rguenther@suse.de>
26041 * dse.c (struct store_info): Remove alias_set member.
26042 (struct read_info_type): Likewise.
26043 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26044 spill_deleted, clear_alias_set_lookup): Remove.
26045 (get_group_info): Remove dead base == NULL_RTX case.
26046 (dse_step0): Remove initialization of removed variables.
26047 (delete_dead_store_insn): Reomve alias set dumping.
26048 (free_read_records): Remove alias_set handling.
26049 (canon_address): Remove alias_set_out parameter.
26050 (record_store): Remove spill_alias_set, it's always zero.
26051 (check_mem_read_rtx): Likewise.
26052 (dse_step2): Rename from ...
26053 (dse_step2_nospill): ... this. Adjust.
26054 (scan_stores): Rename from ...
26055 (scan_stores_nospill): ... this.
26056 (scan_reads): Rename from ...
26057 (scan_reads_nospill): ... this.
26058 (scan_stores_spill, scan_reads_spill): Remove.
26059 (dse_step3_scan): Remove for_spills argument which is always false.
26060 (dse_step3): Likewise.
26061 (dse_step5): Rename from ...
26062 (dse_step5_nospill): ... this. Remove alias_set handling.
26063 (rest_of_handle_dse): Adjust.
26065 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26068 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26069 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26070 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26071 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26073 2016-04-05 Richard Biener <rguenther@suse.de>
26075 PR middle-end/70499
26076 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26077 non-register type temporaries into SSA.
26079 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26082 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26083 calls when sanitizing.
26084 (possible_polymorphic_call_target_p): Fix formatting.
26086 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26087 Jakub Jelinek <jakub@redhat.com>
26089 PR middle-end/70457
26090 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26091 to ensure a call statement is compatible with a built-in's
26093 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26096 2016-04-04 Richard Biener <rguenther@suse.de>
26098 PR rtl-optimization/70484
26099 * rtl.h (canon_output_dependence): Declare.
26100 * alias.c (canon_output_dependence): New function.
26101 * dse.c (record_store): Use canon_output_dependence rather
26102 than canon_true_dependence.
26104 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26107 * cgraph.h (symtab_node::copy_visibility_from): New function.
26108 * symtab.c (symtab_node::copy_visibility_from): New function.
26109 * ipa-visibility.c (optimize_weakref): New function.
26110 (function_and_variable_visibility): Use it.
26112 2016-04-04 Martin Liska <mliska@suse.cz>
26115 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26116 value that is really in range handled by SBR instruction.
26117 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26118 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26119 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26121 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26125 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26126 set, but not for SP_REG operands.
26128 2016-04-02 Martin Sebor <msebor@redhat.com>
26131 * fold-const.c (maybe_nonzero_address): New function.
26132 (fold_comparison): Call it. Fold equality and relational
26133 expressions involving null pointers.
26134 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26136 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26138 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26139 the "Y" constraint (scalar FP 0.0 immediate).
26141 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26142 Add the "const_double" to the list of operand constraints.
26144 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26146 PR rtl-optimization/70467
26147 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26148 If low word of the last operand is 0, just emit addition/subtraction
26151 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26154 * config/s390/s390.c (s390_expand_insv): Check for everything
26155 constant instead of just VOIDmode stuff.
26157 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26160 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26162 2016-04-01 Nathan Sidwell <nathan@acm.org>
26164 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26166 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26168 PR rtl-optimization/70461
26169 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26172 2016-03-31 Martin Liska <mliska@suse.cz>
26175 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26176 a tree value or an immediate integer value to a buffer
26177 that is eventually copied to a BRIG section.
26178 (emit_immediate_operand): Call the function here.
26179 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26180 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26181 of class' fields that are removed.
26182 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26183 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26184 m_brig_repr_size fields.
26186 2016-03-31 Martin Liska <mliska@suse.cz>
26189 * hsa-gen.c (hsa_function_representation::update_dominance): New
26191 (convert_addr_to_flat_segment): Likewise.
26192 (gen_hsa_memory_set): New alignment argument.
26193 (gen_hsa_ctor_assignment): Likewise.
26194 (gen_hsa_insns_for_single_assignment): Provide alignment
26195 to gen_hsa_ctor_assignment.
26196 (gen_hsa_insns_for_direct_call): Add new argument.
26197 (expand_lhs_of_string_op): New function.
26198 (expand_string_operation_builtin): Likewise.
26199 (expand_memory_copy): New function.
26200 (expand_memory_set): New function.
26201 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26202 (convert_switch_statements): Change signature.
26203 (generate_hsa): Use a return value of the function.
26204 (pass_gen_hsail::execute): Do not call
26205 convert_switch_statements here.
26206 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26207 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26208 (hsa_function_representation::update_dominance): New function.
26210 2016-03-31 Martin Liska <mliska@suse.cz>
26213 * hsa-brig.c (emit_directive_variable): Emit alignment
26214 according to hsa_symbol::m_align.
26215 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26216 (dump_hsa_symbol): Dump alignment of HSA symbols.
26217 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26218 (gen_hsa_addr_with_align): New function.
26219 (hsa_bitmemref_alignment): Use newly added function.
26220 (gen_hsa_insns_for_load): Likewise.
26221 (gen_hsa_insns_for_store): Likewise.
26222 (gen_hsa_memory_copy): New argument added.
26223 (gen_hsa_insns_for_single_assignment): Respect
26224 alignment for assignments processed via gen_hsa_memory_copy.
26225 (gen_hsa_insns_for_direct_call): Likewise.
26226 (gen_hsa_insns_for_return): Likewise.
26227 (gen_function_def_parameters): Set default alignment.
26228 * hsa.c (hsa_object_alignment): New function.
26229 (hsa_byte_alignment): Pasted function.
26230 * hsa.h (hsa_symbol::m_align): New field.
26232 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26234 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26235 scratch field for goto case.
26237 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26239 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26241 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26244 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26245 (scalar_chain::convert_insn): Call convert_op for reg
26246 moves to handle undefined registers.
26248 2016-03-31 Nathan Sidwell <nathan@acm.org>
26251 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26252 Assert we don't want to move backwards.
26254 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26257 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26259 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26261 PR rtl-optimization/70460
26262 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26263 with operand from REG_LABEL_OPERAND, instead substitute
26264 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26265 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26267 2016-03-31 Martin Liska <mliska@suse.cz>
26269 * passes.c (execute_one_pass): Do not call
26270 todo_after for a discarded function.
26272 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26274 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26275 (no_cost, infinite_cost): Initialize the new field.
26276 (get_computation_cost_at): Record setup cost.
26277 (determine_use_iv_cost_address): Skip cost computation for sub
26278 uses if we can estimate it without losing accuracy.
26280 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26282 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26284 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26285 max_loop_iterations_int.
26286 (tree_unswitch_outer_loop): Likewise.
26287 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26288 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26290 2016-03-30 Richard Biener <rguenther@suse.de>
26292 PR middle-end/70450
26293 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26295 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26298 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26299 in gen_blendm expander.
26301 2016-03-30 Nick Clifton <nickc@redhat.com>
26304 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26305 case where we are already provided with an SImode SUBREG.
26307 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26310 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26311 conflict between DRAP register and __builtin_eh_return.
26313 2016-03-30 Michael Matz <matz@suse.de>
26314 Richard Biener <rguenther@suse.de>
26317 * ipa-polymorphic-call.c (struct type_change_info): Change
26318 speculative to an unsigned allowing to limit the work we do.
26319 (csftc_abort_walking_p): New inline function..
26320 (check_stmt_for_type_change): Limit the number of may-defs
26321 skipped for speculative devirtualization to
26322 max-speculative-devirt-maydefs.
26323 * params.def (max-speculative-devirt-maydefs): New param.
26324 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26326 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26329 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26332 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26334 PR tree-optimization/59124
26335 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26336 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26338 2016-03-29 Jeff Law <law@redhat.com>
26340 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26342 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26344 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26347 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26349 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26350 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26351 gcrt0.o if linking dynamically.
26353 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26356 * ipa-devirt.c (methods_equal_p): New function.
26357 (compare_virtual_tables): Use it.
26358 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26359 * cgraphclones.c (clone_function_name_1): Use
26360 symbol_table::symbol_suffix_separator.
26361 * coverage.c (build_var): Likewise.
26362 * symtab.c (symbol_table::symbol_suffix_separator): New.
26364 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26366 PR rtl-optimization/70429
26367 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26368 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26369 mode != result_mode.
26372 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26374 PR tree-optimization/70405
26375 * ssa-iterators.h (num_imm_uses): Add missing braces.
26377 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26379 PR rtl-optimization/68695
26380 * ira-color.c (allocno_copy_cost_saving): New.
26381 (improve_allocation): Use it.
26383 2016-03-29 Richard Henderson <rth@redhat.com>
26385 PR middle-end/70355
26386 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26388 2016-03-29 Richard Biener <rguenther@suse.de>
26390 PR middle-end/70424
26391 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26392 use alignment returned by get_pointer_alignment_1 if it is
26393 bigger than BITS_PER_UNIT.
26394 * builtins.c (get_pointer_alignment_1): Do not return true
26395 for alignment extracted from SSA info.
26397 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26399 * config/ft32/ft32.opt (mnodiv): New.
26400 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26401 * doc/invoke.texi (FT32 Options -mnodiv): New.
26403 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26406 * config/i386/i386.md (define_split, andn): Fix modes.
26408 2016-03-26 Richard Biener <rguenther@suse.de>
26409 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26412 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26414 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26415 as 2nd argument to cl_optimization_restore().
26417 2016-03-25 Richard Henderson <rth@redhat.com>
26420 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26421 * config/aarch64/aarch64-protos.h: Declare it.
26422 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26424 2016-03-25 Alan Modra <amodra@gmail.com>
26427 * config/rs6000/constraints.md (j): Simplify.
26428 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26430 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26431 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26432 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26433 in all constraint alternatives.
26434 (movtd_64bit_nodm): Delete "j" constraint alternative.
26436 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26438 * tree-ssa-propagate.c: Enhance docs for
26439 SSA_PROP_NOT_INTERESTING.
26441 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26443 * doc/extend.texi: Fix typo in documentation to pure attribute.
26445 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26448 * config/pa/pa.md (bswapdi2): Use a scratch register.
26450 2016-03-24 Richard Henderson <rth@redhat.com>
26452 PR middle-end/69845
26453 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26456 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26458 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26459 using ix86_expand_binary_operator instead of gen_andsi3.
26461 2016-03-24 Richard Biener <rguenther@suse.de>
26463 PR tree-optimization/70396
26464 * tree-vect-stmts.c (vectorizable_comparison): Use
26465 get_vectype_for_scalar_type.
26467 2016-03-24 Richard Biener <rguenther@suse.de>
26469 PR middle-end/70370
26470 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26471 with register bases.
26473 2016-03-24 Richard Biener <rguenther@suse.de>
26475 PR tree-optimization/70372
26476 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26477 build_all_ones_cst to also handle vector types correctly.
26479 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26482 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26485 2016-03-23 Marek Polacek <polacek@redhat.com>
26488 * doc/invoke.texi: Document -Wignored-attributes.
26490 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26492 PR tree-optimization/69042
26493 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26494 parameter from 30 to 40.
26496 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26498 PR tree-optimization/69042
26499 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26500 for use with constant offset stripped in base.
26502 2016-03-23 Richard Biener <rguenther@suse.de>
26504 PR middle-end/70251
26505 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26506 mode compatibility check.
26507 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26509 2016-03-23 Jeff Law <law@redhat.com>
26511 PR tree-optimization/64058
26512 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26514 (struct ssa_conflicts): Move up earlier in the file.
26515 (conflicts_, var_map_): New static variables.
26516 (initialize_conflict_count): New function to initialize the
26517 CONFLICT_COUNT field for each conflict pair.
26518 (compare_pairs): Lazily initialize the conflict count and use it
26519 as the first tie-breaker.
26520 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26521 and wipe conflicts_ and map_ around the call to qsort. Remove
26522 special case for 2 coalesce pairs.
26523 * bitmap.c (bitmap_count_unique_bits): New function.
26524 (bitmap_count_bits_in_word): New function, extracted from
26526 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26527 * bitmap.h (bitmap_count_unique_bits): Declare it.
26529 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26532 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26533 transparent alias chain for decl assembler name.
26534 * config/sol2.c (solaris_assemble_visibility): Likewise.
26536 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26538 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26540 (v10_fdivs): Likewise.
26541 (v10_fdivd): Likewise.
26543 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26546 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26547 to not call fclose twice on file.
26549 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26551 PR tree-optimization/70354
26552 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26553 oprnd0 is wider than oprnd1 and there is a cast from the wider
26554 type to oprnd1, mask it with the mask of the narrower type.
26557 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26558 Optimize TARGET_STV splitters, if high or low word of last argument
26561 2016-03-22 Jeff Law <law@redhat.com>
26564 tree-ssa-threadbackward.c
26565 (fsm_find_control_statement_thread_paths): Correctly distinguish
26566 between old style jump threads vs FSM jump threads.
26568 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26571 * config/i386/i386.c (scalar_chain::convert_op): Support
26572 uninitialized register usage case.
26574 2016-03-22 Richard Biener <rguenther@suse.de>
26576 PR middle-end/70251
26577 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26579 (capture::gen_transform): ... to change behavior when substituting
26580 a condition into cond or not-cond expr context.
26581 (dt_simplify::gen_1): Adjust.
26582 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26583 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26584 last change and instead change to
26585 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26586 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26588 2016-03-22 Anthony Green <green@moxielogic.com>
26590 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26591 issue for moxiebox targets.
26592 (CC1PLUS_SPEC): Ditto.
26594 2016-03-22 Richard Biener <rguenther@suse.de>
26596 PR middle-end/70333
26597 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26600 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26602 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26604 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26607 * config/i386/i386.c (def_builtin): Handle
26608 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26610 (const struct builtin_description bdesc_special_args[]):
26611 Remove duplicate ISA bits.
26613 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26616 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26617 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26618 in a way that works also for AVX512BW.
26621 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26622 instead of source if operands[1] is xmm16 and above and
26623 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26624 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26627 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26628 on assign if (*from_p) is a comparison, set it to
26629 TREE_NO_WARNING (*from_p).
26631 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26633 PR middle-end/70326
26634 * lra.c (restore_scratches): Ignore deleted insns.
26636 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26637 Jakub Jelinek <jakub@redhat.com>
26639 PR tree-optimization/70317
26640 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26643 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26646 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26647 of ix86_expand_move.
26649 (movti): Use general_operand for operand 1 predicate.
26651 2016-03-21 Martin Liska <mliska@suse.cz>
26653 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26655 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26657 2016-03-21 Martin Liska <mliska@suse.cz>
26660 * ipa-icf.c (sem_function::parse): Skip static
26661 constructors and destructors.
26663 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26666 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26667 function-like macro, peek following token(s) if it is followed
26668 by CPP_OPEN_PAREN token with optional padding in between, and
26669 if not, don't treat it like a macro.
26671 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26672 Alexander Monakov <amonakov@ispras.ru>
26674 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26675 for the stabs debug format.
26677 2016-03-21 Richard Biener <rguenther@suse.de>
26679 PR tree-optimization/70310
26680 * tree-vect-generic.c (expand_vector_condition): Fold the built
26683 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26686 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26687 Block third alternative for AVX-512VL target,
26689 2016-03-21 Martin Liska <mliska@suse.cz>
26692 * hsa-brig.c (emit_function_directives): Mark unemitted
26693 global variables for emission.
26694 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26695 (get_symbol_for_decl): Likewise.
26696 * hsa.h (struct hsa_symbol): New flag.
26698 2016-03-21 Richard Biener <rguenther@suse.de>
26700 PR tree-optimization/70288
26701 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26702 we do not estimate unsimplified all-constant conditionals or
26703 switches as optimized away.
26705 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26707 PR rtl-optimization/69102
26708 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26709 when we have a readonly dependency context.
26711 2016-03-18 Jeff Law <law@redhat.com>
26713 PR rtl-optimization/70263
26714 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26715 (update_equiv_regs): When trying to move a store to after the insn
26716 that sets the source of the store, make sure the store occurs after
26717 the insn that sets the source of the store. When successful note
26718 the REG_EQUIV note created in the dump file.
26720 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26721 Bernd Schmidt <bschmidt@redhat.com>
26723 * doc/extend.texi: Document more potential problems with basic asms.
26725 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26727 PR rtl-optimization/70278
26728 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26731 2016-03-18 Jason Merrill <jason@redhat.com>
26733 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26735 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
26737 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
26738 values to 128b regs.
26740 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26742 PR tree-optimization/70252
26743 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
26744 boolean vector has a proper number of elements.
26745 (supportable_narrowing_operation): Likewise.
26747 2016-03-18 Tom de Vries <tom@codesourcery.com>
26750 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
26752 2016-03-18 Jakub Jelinek <jakub@redhat.com>
26754 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
26755 instead of replace_rtx for DEBUG_INSNs.
26757 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26759 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26760 load type reservations.
26762 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26765 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26766 define_constraint for "Q" and "T" constraints.
26768 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26770 Tweak the pipeline model for Exynos M1
26772 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26775 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26778 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26779 where one or both locations aren't within a line_map.
26781 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26784 * opts.c (finish_options): Don't set flag_pie to the default if
26785 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26788 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26790 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26791 true as ALL_REGS argument to replace_rtx.
26793 2016-03-17 Richard Biener <rguenther@suse.de>
26796 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26799 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26802 * rtl.h (replace_rtx): Add ALL_REGS argument.
26803 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26804 equality and assert mode is the same, instead of just rtx pointer
26806 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26807 true as ALL_REGS argument to replace_rtx.
26809 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26811 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26812 for boolean vector with vector mode only.
26813 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26815 2016-03-17 Nick Clifton <nickc@redhat.com>
26818 * config/rx/rx.c (rx_print_integer): Print negative constants in
26821 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26824 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26826 2016-03-16 Richard Henderson <rth@redhat.com>
26827 Richard Biener <rguenth@suse.de>
26829 PR middle-end/70240
26830 PR middle-end/68215
26832 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26833 first operand as is_gimple_condexpr.
26835 PR middle-end/70240
26836 PR middle-end/68215
26838 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26839 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26840 Do not gimplify the result.
26841 (do_unop): Adjust call to tree_vec_extract.
26842 (do_binop): Likewise.
26843 (do_compare): Likewise.
26844 (do_plus_minus): Likewise.
26845 (do_negate): Likewise.
26846 (expand_vector_condition): Likewise.
26847 (do_cond): Likewise.
26849 2016-03-16 Richard Henderson <rth@redhat.com>
26852 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26853 (aarch64_classify_address): Use it.
26854 (aarch64_legitimize_address): Force all subexpressions of PLUS
26855 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26857 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26858 Richard Biener <rguenth@suse.de>
26861 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26862 return to even if only REGNO is equal, and assert
26865 2016-03-11 Jeff Law <law@redhat.com>
26867 PR rtl-optimization/70224
26868 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26870 2016-03-16 Richard Henderson <rth@redhat.com>
26872 PR middle-end/70199
26873 * function.h (struct function): Add has_forced_label_in_static.
26874 * gimplify.c (force_labels_r): Set it.
26875 * lto-streamer-in.c (input_struct_function_base): Read it.
26876 * lto-streamer-out.c (output_struct_function_base): Write it.
26877 * tree-inline.c (has_label_address_in_static_1): Remove.
26878 (copy_forbidden): Remove fndecl parameter; test
26879 has_forced_label_in_static.
26880 (inline_forbidden_p): Update call to copy_forbidden.
26881 (tree_versionable_function_p): Likewise.
26882 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26883 (chkp_versioning): Likewise.
26884 * tree-inline.h (copy_forbidden): Update decl.
26886 2016-03-16 Marek Polacek <polacek@redhat.com>
26889 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26890 function being thunked if the result type doesn't have fixed size.
26891 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26892 doesn't have fixed size.
26894 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26896 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26897 reporting malformed loop nest.
26899 2016-03-16 Tom de Vries <tom@codesourcery.com>
26902 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26903 nodes.length () == 1 test to before first nodes[0] access.
26905 2016-03-16 Tom de Vries <tom@codesourcery.com>
26907 PR tree-optimization/68715
26908 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26909 single_pred_p test.
26911 2016-03-16 Tom de Vries <tom@codesourcery.com>
26913 PR tree-optimization/68809
26914 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26917 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26918 Sandra Loosemore <sandra@codesourcery.com>
26920 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26921 on leaf attribute. Mention ELF interposition problems.
26923 2016-03-16 Alan Modra <amodra@gmail.com>
26925 PR rtl-optimization/69195
26926 PR rtl-optimization/47992
26927 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26930 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26933 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26935 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26937 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26939 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26941 PR rtl-optimization/70222
26942 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26943 optimization if mode is different from result_mode, queue up masking
26944 of the result in outer_op. Formatting fix.
26946 PR middle-end/70239
26947 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26950 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26952 PR rtl-optimization/69032
26953 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26954 looping backwards over basic block insns.
26956 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26959 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26960 to non-speculative when propagating trap bits.
26962 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26964 PR rtl-optimization/63384
26965 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26966 DEBUG_INSN_P insns.
26968 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26971 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26972 factored out from ...
26973 (sched_analyze_insn): ... here.
26974 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26975 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26976 get_implicit_reg_pending_clobbers in it.
26977 (setup_id_reg_sets): Use setup_id_implicit_regs.
26978 (deps_init_id): Ditto.
26980 2016-03-15 Tom de Vries <tom@codesourcery.com>
26983 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26985 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26986 execute_function_dump.
26987 (execute_one_pass): Don't dump function if it will be dumped after ipa
26990 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26992 * genrecog.c (match_pattern_2): If pred is NULL don't call
26993 safe_predicate_mode on it.
26995 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26997 PR middle-end/70219
26998 * lra-constraints.c (delete_move_and_clobber): Change assertion
26999 to also allow dregno == 0.
27001 2016-03-14 Richard Henderson <rth@redhat.com>
27004 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27005 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27006 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27007 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27010 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27013 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27015 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27017 * lra-constraints.c (split_reg): For hard regs, try to find the
27018 biggest single-register mode used in the function.
27020 2016-03-14 Richard Biener <rguenther@suse.de>
27022 PR tree-optimization/56365
27023 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27024 constants to compare against.
27026 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27029 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27030 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27031 (define_split for the GPR case): Use int_reg_operand instead of
27032 gpc_reg_operand for the output.
27034 2016-03-14 Tom de Vries <tom@codesourcery.com>
27036 PR tree-optimization/70045
27037 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27038 create_empty_if_region_on_edge argument.
27040 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27042 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27043 (STACK_CHECK_PROTECT): Likewise.
27044 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27045 (STACK_CHECK_PROTECT): Likewise.
27046 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27047 (STACK_CHECK_PROTECT): Likewise.
27048 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27049 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27050 (STACK_CHECK_PROTECT): Likewise.
27052 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27054 PR rtl-optimization/69307
27055 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27056 registers in modes that span more than one register.
27058 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27061 * lra-constraints.c (delete_move_and_clobber): New.
27062 (remove_inheritance_pseudos): Use it.
27064 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27067 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27068 the libcall is LCT_THROW.
27069 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27070 for the checking routine.
27072 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27075 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27076 optimization if we have direct move.
27077 (roundu32<mode>2_fprs): Likewise.
27079 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27082 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27084 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27085 Arguments swapped. All callers changed. Take reg_renumber into
27086 account, and Calculate and compare register ranges for hard regs.
27088 2016-03-11 Jeff Law <law@redhat.com>
27090 PR tree-optimization/70190
27091 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27092 Handle cases where we can not extract the taken edge, even though we
27093 found a constant value.
27095 PR tree-optimization/64058
27096 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27097 (num_coalesce_pairs): Move up earlier in file.
27098 (find_coalesce_pair): Initialize the INDEX field for each pair
27100 (compare_pairs): No longer sort on the elements in each pair.
27101 Instead break ties with the index of the coalesce pair.
27103 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27106 * config/aarch64/aarch64-protos.h
27107 (aarch64_save_restore_target_globals): New prototype.
27108 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27109 Call the above when popping pragma.
27110 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27112 (aarch64_set_current_function): Rewrite using the above.
27114 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27116 PR tree-optimization/70177
27117 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27118 (extract_ops_from_tree): ... this. In the 2 argument
27119 overload remove _1 suffix.
27120 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27121 (extract_ops_from_tree): ... this.
27122 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27124 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27125 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27126 extract_ops_from_tree instead of 2 operand one.
27128 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27130 PR tree-optimization/70013
27131 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27132 for constant-pool entries.
27134 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27136 PR rtl-optimization/70174
27137 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27138 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27140 PR tree-optimization/70169
27141 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27142 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27145 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27146 Jakub Jelinek <jakub@redhat.com>
27149 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27150 of uninitialized values.
27152 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27154 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27156 ("*trunctddd2"): New pattern definition.
27157 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27160 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27162 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27163 definitions for BFP and DFP rounding modes.
27164 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27165 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27166 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27167 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27170 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27172 * config/s390/constraints.md: Adjust comment.
27173 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27174 s390_decompose_addrstyle_without_index.
27175 * config/s390/predicates.md (shift_count_or_setmem_operand):
27176 Rename to setmem_operand.
27177 * config/s390/s390-protos.h
27178 (s390_decompose_shift_count): Rename to
27179 s390_decompose_addrstyle_without_index.
27180 * config/s390/s390.c (s390_decompose_shift_count)
27181 (s390_mem_constraint, print_shift_count_operand)
27182 (print_operand_address, print_operand): Rename
27183 s390_decompose_shift_count to
27184 s390_decompose_addrstyle_without_index and rename
27185 print_shift_count_operand to print_addrstyle_operand troughout the
27187 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27188 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27189 Rename shift_count_or_setmem_operand to setmem_operand.
27190 * config/s390/vx-builtins.md ("vec_insert<mode>")
27191 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27194 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27197 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27198 Handle overlapping retval and newval.
27200 2016-03-10 Nick Clifton <nickc@redhat.com>
27203 * config/aarch64/aarch64.c
27204 (aarch64_override_options_after_change_1): When forcing
27205 flag_omit_frame_pointer to be true, use a special value that can
27206 be detected if this function is called again, thus preventing
27207 flag_omit_leaf_frame_pointer from being forced to be false.
27209 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27211 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27212 Set x_flag_omit_leaf_frame_pointer when handling
27213 -momit-leaf-frame-pointer.
27215 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27218 * cgraph.c (cgraph_node::dump): Dump split_part and
27219 indirect_call_target.
27220 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27221 * ipa.c (has_addr_references_p): Cleanup.
27222 (is_indirect_call_target_p): New.
27223 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27224 called indirectly as local.
27225 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27227 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27230 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27231 on cxa_pure_virtual.
27233 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27236 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27238 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27241 * tree.c (need_assembler_name_p): Only record main variant type names.
27243 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27246 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27247 Always define to 0 or 1.
27248 (TARGET_FIX_ERR_A53_843419): New macro.
27249 * config/aarch64/aarch64-elf-raw.h
27250 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27251 * config/aarch64/aarch64-linux.h: Likewise.
27252 * config/aarch64/aarch64.c
27253 (aarch64_override_options_after_change_1): Do not default
27254 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27256 (aarch64_attributes): Handle fix-cortex-a53-843419.
27257 (aarch64_can_inline_p): Likewise.
27258 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27260 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27261 Jakub Jelinek <jakub@redhat.com>
27263 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27264 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27265 DECL_COMMONS if flag_unconstrained_commons is set.
27266 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27267 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27268 (funconstrained-commons): Document.
27270 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27272 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27273 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27275 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27277 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27278 has a proper number of elements.
27280 2016-03-10 Alan Modra <amodra@gmail.com>
27282 PR rtl-optimization/69195
27283 PR rtl-optimization/47992
27284 * ira.c (recorded_label_ref): Delete.
27285 (update_equiv_regs): Return void.
27286 (indirect_jump_optimize): New function.
27287 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27288 before regstat_compute_ri. Don't rebuild_jump_labels here.
27289 Delete update_regstat.
27291 2016-03-10 Richard Biener <rguenther@suse.de>
27293 PR tree-optimization/70128
27294 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27295 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27297 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27299 PR tree-optimization/70152
27300 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27301 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27304 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27305 instead of gen_sse2_loadlpd.
27306 * config/i386/sse.md (*vec_concatv2df): Rename to...
27307 (vec_concatv2df): ... this.
27309 PR tree-optimization/70127
27310 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27312 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27316 * diagnostic-show-locus.c (compatible_locations_p): New function.
27317 (layout::layout): Sanitize ranges using compatible_locations_p.
27319 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27323 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27324 location_range param with three const expanded_locations * and a
27326 (layout::layout): Replace call to
27327 rich_location::lazily_expand_location with get_expanded_location.
27328 Extract the range and perform location expansion here, passing
27329 the results to the layout_range ctor.
27330 * diagnostic.c (source_range::debug): Delete.
27331 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27332 of rich_location::get_expanded_location.
27333 * gcc-rich-location.c (get_range_for_expr): Delete.
27334 (gcc_rich_location::add_expr): Reimplement to avoid the
27335 rich_location::add_range overload that took a location_range,
27336 passing a location_t instead.
27338 2016-03-09 Richard Biener <rguenther@suse.de>
27339 Jakub Jelinek <jakub@redhat.com>
27341 PR tree-optimization/70138
27342 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27343 Also skip vect_double_reduction_def.
27345 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27348 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27349 if the operand is "m".
27351 2016-03-09 Nathan Sidwell <nathan@acm.org>
27353 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27355 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27357 * config/i386/i386.c (processor_target_table): Fix cost table
27358 intialization order for znver1.
27360 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27362 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27363 - becuase -> because.
27364 * ipa-reference.c (ignore_module_statics): Likewise.
27365 * cgraph.c (cgraph_node::get_body): Likewise.
27366 * ipa-inline.c (early_inliner): Likewise.
27367 * ipa-devirt.c (types_same_for_odr): Likewise.
27368 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27369 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27371 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27373 * tree-ssa-math-opts.c: Fix typo in comment.
27375 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27378 * config/i386/i386.c (scalar_chain::make_vector_copies,
27379 scalar_chain::convert_reg): Call end_sequence in between
27380 get_insns and emit_conversion_insns rather than after both
27383 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27386 * config/i386/i386.h (machine_function): Add
27387 pc_thunk_call_expanded flag.
27388 (ix86_pc_thunk_call_expanded): New define.
27389 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27390 (*set_got): Rename insn pattern from set_got.
27391 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27392 * config/i386/i386.c (ix86_compute_frame_layout): Use
27393 ix86_pc_thunk_call_expanded to prevent red-zone.
27395 2016-03-07 Martin Jambor <mjambor@suse.cz>
27397 * hsa.h (hsa_get_ctor_statements): Declare.
27398 (hsa_get_dtor_statements): Likewise.
27399 (hsa_get_kernel_dispatch_type): Likewise.
27400 * hsa.c (hsa_get_ctor_statements): New function.
27401 (hsa_get_dtor_statements): Likewise.
27402 (hsa_get_kernel_dispatch_type): Likewise.
27403 * hsa-brig.c (hsa_cdtor_statements): Removed.
27404 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27405 hsa_get_dtor_statements.
27406 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27407 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27409 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27411 * config/arm/arm-cores.def (cortex-r8): New.
27412 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27413 * config/arm/arm-tune.md: Likewise.
27414 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27416 2016-03-07 Martin Sebor <msebor@redhat.com>
27418 PR rtl-optimization/19705
27419 * doc/invoke.texi (Options That Control Optimization): Clarify
27420 -fno-branch-count-reg.
27422 2016-02-26 Richard Biener <rguenther@suse.de>
27423 Jeff Law <law@redhat.com>
27425 PR tree-optimization/69740
27426 * cfghooks.c (remove_edge): Request loop fixups if we delete
27427 an edge that might turn an irreducible loop into a natural
27429 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27430 Move after definition of loops_state_clear.
27432 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27434 PR rtl-optimization/69052
27435 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27438 2016-03-07 Tom de Vries <tom@codesourcery.com>
27440 PR tree-optimization/70116
27441 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27442 is_tm_ending stmts and ubsan/asan internal functions.
27443 (find_duplicate): Use it. Don't test is_tm_ending here.
27445 2016-03-07 Richard Biener <rguenther@suse.de>
27447 PR tree-optimization/70115
27448 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27449 (propagate_constants_for_unrolling): Use replace_uses_by.
27451 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27453 PR middle-end/69916
27454 * omp-low.c (struct oacc_loop): Add ifns.
27455 (new_oacc_loop_raw): Initialize it.
27456 (finish_oacc_loop): Clear mask & flags if no ifns.
27457 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27458 (oacc_loop_xform_loop): Add ifns arg & adjust.
27459 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27461 2016-03-07 Richard Henderson <rth@redhat.com>
27464 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27465 (insert_value_copy_on_edge): Likewise.
27467 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27469 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27471 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27474 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27476 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27478 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27480 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27482 Fix sseimul type attribute.
27483 * config/i386/znver1.md
27484 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27485 znver1_sseimul_avx256_load) : Fix the type attribute.
27486 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27487 pipe usage and latency.
27489 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27492 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27493 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27496 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27499 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27501 PR rtl-optimization/69941
27502 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27503 the reg share its mode.
27505 2016-03-04 Jeff Law <law@redhat.com>
27507 PR tree-optimization/69196
27508 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27509 If the both SSA_NAMEs are anonymous, then consider them unassociated
27510 and include the PHI in the statement count.
27512 2016-03-05 Tom de Vries <tom@codesourcery.com>
27514 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27515 construct in oacc routine. Check for oacc region in oacc routine.
27517 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27520 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27521 2016-02-22 changes, instead don't recurse if RECUR is already true.
27522 Don't change *dynamic_check if RECUR. Adjust recursive caller
27523 to pass true to the new argument.
27524 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27527 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27528 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27530 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27532 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27534 PR rtl-optimization/57676
27535 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27536 with flag_checking.
27538 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27540 * tree-vect-patterns.c (search_type_for_mask): Handle
27541 comparison of booleans.
27543 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27545 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27549 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27550 all other ops that have dw_val_class_die_ref operands,
27551 and DW_OP_GNU_entry_value.
27553 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27555 PR rtl-optimization/69904
27556 * config/arm/arm.c (arm_cannot_copy_insn_p):
27557 Return true for load-exclusive instructions.
27559 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27562 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27563 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27564 the pattern no matter if it is used just by non-pattern, pattern
27566 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27567 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27568 oprnd1 def_stmt is in pattern, don't look through it.
27570 2016-03-03 Marek Polacek <polacek@redhat.com>
27572 PR middle-end/70050
27573 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27575 2016-03-03 Martin Liska <mliska@suse.cz>
27577 PR tree-optimization/70043
27578 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27579 previous statement if we see a debug statement.
27581 2016-03-03 Richard Biener <rguenther@suse.de>
27583 PR tree-optimization/55936
27584 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27585 parameter and guard unsafe equivalence use.
27586 (vrp_evaluate_conditional_warnv_with_ops): Always use
27587 safe equivalences but not via the quadratic compare_names
27590 2016-03-03 Michael Collison <michael.collison@linaro.org>
27593 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27594 for operand 1 to s_register_operand. Change predicate for operand
27595 2 to arm_not_immediate_operand.
27597 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27599 * doc/tm.texi: Regenerated.
27601 2016-03-02 Richard Henderson <rth@redhat.com>
27604 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27605 simplification when all args are positive non-fixed registers.
27607 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27609 * target.def (lra_p): Specify that new ports should use LRA.
27611 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27614 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27615 gimplify_type_sizes the type they refer to.
27616 (omp_notice_variable): Handle reference vars to VLAs.
27617 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27618 reference to VLA decls in the second pass instead of first pass.
27620 2016-03-02 Tom de Vries <tom@codesourcery.com>
27622 PR tree-optimization/68659
27623 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27624 new_expr == NULL_TREE.
27625 (get_new_name): Handle ADDR_EXPR.
27627 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27629 PR rtl-optimization/69052
27630 * loop-invariant.c (canonicalize_address): New function.
27631 (inv_can_prop_to_addr_use): Check validity of address expression
27632 which is canonicalized by above function.
27634 2016-03-02 Alan Modra <amodra@gmail.com>
27637 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27640 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27643 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27644 (*movhi_internal): Put mask moves from and to memory separately
27645 from moves from/to GPRs.
27647 2016-03-02 Richard Biener <rguenther@suse.de>
27649 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27650 GENERIC expressions in GIMPLE.
27652 2016-03-02 Richard Biener <rguenther@suse.de>
27654 * config/i386/i386.c (type_natural_mode): Fix typo.
27656 2016-03-02 Nick Clifton <nickc@redhat.com>
27658 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27660 2016-03-02 Richard Biener <rguenther@suse.de>
27661 Uros Bizjak <ubizjak@gmail.com>
27664 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27666 2016-03-02 Richard Biener <rguenther@suse.de>
27668 PR middle-end/67278
27669 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27671 2016-03-02 Marek Polacek <polacek@redhat.com>
27674 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27675 "is promoted to" warning.
27677 2016-03-01 DJ Delorie <dj@redhat.com>
27679 * config.gcc: Deprecate mep-*.
27681 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27683 PR middle-end/70025
27684 * lra-constraints.c (regno_val_use_in): New.
27685 (match_reload): Use it instead of regno_use_in.
27687 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27689 PR rtl-optimization/70007
27690 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27691 references present in REG_EQUAL notes attached to non-SET patterns.
27693 2016-03-01 Jeff Law <law@redhat.com>
27695 PR tree-optimization/69196
27696 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27697 Appropriately clamp the number of statements to copy when the
27698 thread path does not traverse a loop backedge.
27700 PR tree-optimization/69196
27701 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27702 Do count some PHIs in the thread path against the insn count. Decrease
27703 final statement count by one as the control statement in the last
27704 block will get removed. Remove special cased code for handling PHIs
27707 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27710 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27711 asm dialect alternatives to explicit GOTPCREL calls.
27713 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27716 * ira.c (do_reload): Issue warning for generic stack checking here...
27717 * reload1.c (reload): ...instead of here and streamline it.
27719 2016-03-01 Nick Clifton <nickc@redhat.com>
27721 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27723 2016-03-01 Richard Biener <rguenther@suse.de>
27725 PR tree-optimization/69983
27726 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27727 types and fall back to operand_equal_p.
27729 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27732 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27734 * config/s390/constraints.md ("jm8"): New constraint.
27735 * config/s390/predicates.md ("const_int_8bitset_operand"): New
27737 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
27739 ("*setmem_long<setmem_and>"): New pattern.
27740 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
27742 ("*setmem_long_31z<setmem_and>"): New pattern.
27743 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
27744 New substitution rules with the required attributes.
27747 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27750 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27752 * gensupport.c (process_substs_on_one_elem): Split loop to
27753 complete mark_operands_used_in_match_dup on all expressions in the
27755 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27756 and remove function.
27758 2016-03-01 Richard Biener <rguenther@suse.de>
27760 PR middle-end/70022
27761 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27762 vector BIT_FIELD_REF extract.
27764 2016-03-01 Richard Biener <rguenther@suse.de>
27766 PR tree-optimization/69994
27767 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27769 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27771 PR tree-optimization/69956
27772 * tree-vect-stmts.c (supportable_widening_operation): Support
27773 multi-step conversion of boolean vectors.
27774 (supportable_narrowing_operation): Likewise.
27776 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27778 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27781 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27783 * config/s390/subst.md (DSI_VI): New mode iterator.
27784 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27785 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27786 the insn definition.
27787 ("*vec_set<mode>"): Change predicate and add alternative to
27788 support only either register or const_int operands as element
27790 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27792 ("vec_extract<mode>"): New expander.
27793 ("*vec_extract<mode>"): New insn definition supporting reg and
27794 const_int element selectors.
27795 ("*vec_extract<mode>_plus"): New insn definition supporting
27796 reg+const_int element selectors.
27797 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27798 following expander+insn definition.
27799 ("<vec_shifts_name><mode>3"): New expander.
27800 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27802 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27804 * config/s390/s390.md ("*tabort_1"): Change predicate to
27805 nonmemory_operand. Add a second alternative to cover
27806 register as well as const int operands.
27807 ("*tabort_1_plus"): New pattern definition.
27809 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27811 * config/s390/s390.md ("*ashrdi3_cc_31")
27812 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27813 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27814 Merge insn definitions into ...
27815 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27816 New pattern definition.
27817 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27818 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27819 ("*ashr<mode>3_and"): Merge insn definitions into ...
27820 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27821 New pattern definition.
27822 * config/s390/subst.md ("addr_style_op_cc_subst")
27823 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27824 substitutions patterns plus attributes.
27825 Add ashiftrt to SUBST iterator.
27827 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27829 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27830 op2 to nonmemory_operand.
27831 ("*<shift>di3_31", "*<shift>di3_31_and"):
27832 Merge into single pattern definition ...
27833 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27834 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27835 pattern definition ...
27836 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27837 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27842 * config/s390/predicates.md (const_int_6bitset_operand): New
27844 * config/s390/s390.md: Include subst.md.
27845 ("rotl<mode>3"): New expander.
27846 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27848 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27849 * config/s390/subst.md: New file.
27851 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27853 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27854 Remove RRR type. It doesn't really exist.
27855 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27857 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27858 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27859 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27860 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27861 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27862 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27863 `enabled' attribute.
27865 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27867 * gensupport.c (process_substs_on_one_elem): Split loop to
27868 complete mark_operands_used_in_match_dup on all expressions in the
27870 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27871 and remove function.
27873 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27876 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27877 (CEIL_NWORDS): ...this. Use CEIL macro.
27878 (compute_fp_layout): Adjust to above renaming.
27879 (function_arg_union_value): Likewise.
27880 (sparc_arg_partial_bytes): Likewise.
27881 (sparc_function_arg_advance): Likewise.
27883 2016-02-29 Jeff Law <law@redhat.com>
27885 PR tree-optimization/70005
27886 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27887 where an object with a boolean range is compared against a value
27890 PR tree-optimization/69999
27891 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27892 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27895 2016-02-29 Richard Biener <rguenther@suse.de>
27897 PR tree-optimization/69994
27898 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27899 (get_unary_op): Look through nop conversions.
27900 (ops_equal_values_p): New function, look for equality diregarding
27902 (eliminate_plus_minus_pair): Use ops_equal_values_p
27903 (repropagate_negates): Do not use get_unary_op here.
27905 2016-02-29 Martin Liska <mliska@suse.cz>
27907 * system.h: Poison ENABLE_CHECKING macro.
27909 2016-02-29 Martin Liska <mliska@suse.cz>
27911 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27912 is presented in dump flags.
27913 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27914 (hsa_regalloc): Likewise.
27916 2016-02-19 Richard Biener <rguenther@suse.de>
27918 PR tree-optimization/69980
27919 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27920 permutation of those we need to keep.
27922 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27925 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27926 (NWORDS_UP): ...this
27927 (init_cumulative_args): Minor tweaks.
27928 (sparc_promote_function_mode): Likewise.
27929 (scan_record_type): Delete.
27930 (traverse_record_type): New function template.
27931 (classify_data_t): New structure type.
27932 (classify_registers): New inline function.
27933 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27934 exhausted. Instantiate traverse_record_type on classify_registers and
27935 deal with the case of a structure passed in slot #15 with no FP field
27937 (assign_data_t): New structure type.
27938 (compute_int_layout): New static function.
27939 (compute_fp_layout): Likewise.
27940 (count_registers): New inline function.
27941 (assign_int_registers): New static function.
27942 (assign_fp_registers): Likewise.
27943 (assign_registers): New inline function.
27944 (function_arg_record_value_1): Delete.
27945 (function_arg_record_value_2): Likewise.
27946 (function_arg_record_value_3): Likewise.
27947 (function_arg_record_value): Adjust to above changes. Instantiate
27948 traverse_record_type on count_registers to first count the number of
27949 registers to be used and then on assign_registers to assign them.
27950 (function_arg_union_value): Adjust to above renaming.
27951 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27952 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27953 case of a structure passed in slot #15
27954 (sparc_function_arg_advance): Likewise.
27955 (function_arg_padding): Minor tweak.
27957 2016-02-29 Richard Biener <rguenther@suse.de>
27959 PR tree-optimization/69720
27960 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27961 the adjustment_def path for possibly vectorized defs.
27962 (vect_create_epilog_for_reduction): Handle vectorized initial
27965 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27967 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27969 2016-02-27 Jeff Law <law@redhat.com>
27972 2016-02-26 Richard Biener <rguenther@suse.de>
27973 Jeff Law <law@redhat.com>
27975 PR tree-optimization/69740
27976 * cfghooks.c (remove_edge): Request loop fixups if we delete
27977 an edge that might turn an irreducible loop into a natural
27980 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27982 PR rtl-optimization/69896
27983 * tree-vect-generic.c (get_compute_type): Avoid single element
27986 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27988 Rename the AArch64 tuning option and related functions to enable the
27989 Newton series for the reciprocal square root to reflect its
27990 approximative characteristic.
27992 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27993 function to "aarch64_emit_approx_rsqrt".
27994 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27995 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27996 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27997 (xgene1_tunings): Likewise.
27998 (use_rsqrt_p): Likewise.
27999 (aarch64_emit_swrsqrt): Use new function name.
28000 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28001 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28002 text explaining this option.
28003 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28005 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28008 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28009 complain about -mallow-movmisalign without -mvsx if
28010 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28012 2016-02-26 Joel Sherrill <joel@rtems.org>
28014 * config.gcc: Add x86_64-*-rtems*.
28015 * config/i386/rtems-64.h: New file.
28017 2016-02-26 Joel Sherrill <joel@rtems.org>
28019 * config.gcc: Add aarch64-*-rtems*.
28020 * config/aarch64/rtems.h: New file.
28022 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28025 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28026 shift amount using %h. Add comment.
28028 2016-02-26 Richard Biener <rguenther@suse.de>
28029 Jeff Law <law@redhat.com>
28031 PR tree-optimization/69740
28032 * cfghooks.c (remove_edge): Request loop fixups if we delete
28033 an edge that might turn an irreducible loop into a natural
28036 2016-02-26 Martin Jambor <mjambor@suse.cz>
28038 PR middle-end/69920
28039 * tree-sra.c (sra_modify_assign): Do not remove loads of
28040 uninitialized aggregates to SSA_NAMEs.
28042 2016-02-26 Richard Henderson <rth@redhat.com>
28045 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28046 pseudo in case the target rtx matches the source of the left
28049 2016-02-26 Martin Jambor <mjambor@suse.cz>
28052 * hsa.h (hsa_type_packed_p): Declare.
28053 * hsa.c (hsa_type_packed_p): New function.
28054 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28056 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28057 * hsa-brig.c (emit_basic_insn): Likewise.
28059 2016-02-26 Martin Jambor <mjambor@suse.cz>
28062 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28064 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28066 2016-02-26 Martin Jambor <mjambor@suse.cz>
28068 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28069 hsa_op_with_type operands.
28070 (hsa_unsigned_type_for_type): Declare.
28071 * hsa.c (hsa_unsigned_type_for_type): New function.
28072 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28073 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28074 the finalizer. Do not emit extra move.
28076 2016-02-26 Martin Jambor <mjambor@suse.cz>
28078 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28079 atomic operations in private segment.
28081 2016-02-26 Martin Jambor <mjambor@suse.cz>
28083 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28084 statements to wi->info. Also disallow omp simd constructs.
28085 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28086 for not gridifying. Dump special string for omp_for.
28088 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28091 * config/aarch64/aarch64.c (aarch64_set_current_function):
28092 Save/restore target globals when switching to
28093 target_option_default_node.
28095 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28098 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28099 Return 0 if !SHIFT_COUNT_TRUNCATED.
28101 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28102 Eric Botcazou <ebotcazou@adacore.com>
28104 PR rtl-optimization/69891
28105 * dse.c (scan_insn): If we can't figure out memset arguments
28106 or they are non-constant, call clear_rhs_from_active_local_stores.
28108 2016-02-26 Martin Liska <mliska@suse.cz>
28110 * doc/extend.texi: Mention clog10, clog10f an clog10l
28111 in Builtins section.
28113 2016-02-26 Martin Liska <mliska@suse.cz>
28115 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28117 (resolve_args_picking_1): Likewise.
28118 * dwarf2out.h (struct GTY): Likewise.
28120 2016-02-26 Martin Liska <mliska@suse.cz>
28122 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28123 with flag_checking.
28124 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28126 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28127 Martin Liska <mliska@suse.cz>
28129 * doc/install.texi: Mention --enable-valgrind-annotations.
28131 2016-02-26 Richard Biener <rguenther@suse.de>
28133 PR tree-optimization/69551
28134 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28135 looking through aliases adjust DECL_PT_UID to refer to the
28136 ultimate alias target.
28138 2016-02-25 Martin Liska <mliska@suse.cz>
28140 PR middle-end/69919
28141 * alloc-pool.c (after_memory_report): New variable.
28142 * alloc-pool.h (base_pool_allocator ::release): Do not use
28143 the infrastructure if after_memory_report.
28144 * toplev.c (toplev::main): Mark after memory report.
28146 2016-02-25 Richard Biener <rguenther@suse.de>
28148 PR tree-optimization/48795
28149 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28151 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28154 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28155 offloading is enabled and -fopenacc or -fopenmp is specified.
28156 (CRTOFFLOADEND): Likewise.
28157 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28158 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28159 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28160 (offload_objects_file_name): New static var.
28161 (tool_cleanup): Remove offload_objects_file_name file.
28162 (find_offloadbeginend): Replace with ...
28163 (find_crtoffloadtable): ... this.
28164 (run_gcc): Remove offload_argc and offload_argv.
28165 Get offload_objects_file_name from -foffload-objects=... option.
28166 Read names of object files with offload from this file, pass them to
28167 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28168 don't pass offloadbegin and offloadend to the linker. Don't pass
28169 offload non-LTO files to the linker, because now they're not claimed.
28171 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28174 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28175 on builtin_unreachable.
28177 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28179 PR rtl-optimization/69896
28180 * regcprop.c: Include cfgrtl.h.
28181 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28182 than remembered mode, either delete it (if noop_move_p), or
28183 treat like copy_p but not noop_p instruction.
28185 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28188 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28189 - allow NULL decl for Fortran DW_TAG_common_block variables.
28191 2016-02-24 Jason Merrill <jason@redhat.com>
28193 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28195 2016-02-24 Richard Biener <rguenther@suse.de>
28196 Jakub Jelinek <jakub@redhat.com>
28198 PR middle-end/69760
28199 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28200 conditionally executed ops to well-defined overflow behavior.
28202 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28204 PR middle-end/69915
28205 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28208 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28210 PR rtl-optimization/69886
28211 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28212 argument. Use it when checking validity of set instructions.
28213 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28214 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28216 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28217 * store-motion.c (find_moveable_store): Update
28218 can_assign_to_reg_without_clobbers_p callsite.
28220 2016-02-24 Richard Biener <rguenther@suse.de>
28222 PR middle-end/68963
28223 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28225 (record_nonwrapping_iv): Do not fall back to the low/high bound
28226 for non-constant IV bases if the stmt is not always executed.
28228 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28230 * config/arm/arm-cores.def (cortex-a32): New entry.
28231 * config/arm/arm-tables.opt: Regenerate.
28232 * config/arm/arm-tune.md: Regenerate.
28233 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28234 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28235 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28236 for -mcpu and -mtune.
28238 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28241 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28242 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28243 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28244 (atomic_loaddi_1): Delete.
28245 (atomic_loaddi): Rewrite expander using the above changes.
28247 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28250 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28253 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28254 Richard Biener <rguenth@suse.de>
28256 PR middle-end/69909
28257 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28258 set_mem_attributes if tem is SSA_NAME which got expanded
28261 2016-02-24 Richard Biener <rguenther@suse.de>
28263 PR tree-optimization/69907
28264 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28265 end of permutations for BB vectorization.
28267 2016-02-24 Christian Bruel <christian.bruel@st.com>
28269 * config/arm/arm-c.c (arm_option_override): Initialize
28270 target_option_current_node.
28271 * config/arm/arm.c (arm_pragma_target_parse): Replace
28272 build_target_option_node call by target_option_current_node.
28273 Set target_option_current_node.
28276 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28279 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28280 define_insn_and_split to define_insn.
28281 (zero_extendqi<mode>2_dot2): Same.
28282 (extendqi<mode>2_dot): Same.
28283 (extendqi<mode>2_dot2): Same.
28285 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28287 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28288 and add bypass for AES{D,E} and AESMC pairs.
28289 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28292 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28294 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28295 series for reciprocal square root in Exynos M1.
28297 2016-02-23 Martin Sebor <msebor@redhat.com>
28300 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28301 __builtin_alloca_with_align.
28303 2016-02-23 Richard Henderson <rth@redhat.com>
28305 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28306 (ix86_register_pragmas): Remove __seg_tls.
28307 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28308 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28309 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28310 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28311 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28312 * doc/extend.texi (__seg_tls): Remove item.
28314 2016-02-23 Richard Biener <rguenther@suse.de>
28316 * alloc-pool.h (struct allocation_object): Make id member
28317 conditional on CHECKING_P again.
28318 (get_instance): Adjust.
28319 (base_pool_allocator): Likewise.
28321 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28323 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28324 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28326 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28328 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28330 2016-02-23 Richard Biener <rguenther@suse.de>
28332 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28333 * bitmap.h (struct bitmap_usage): Likewise.
28334 (bitmap_move): Declare.
28335 * bitmap.c (register_overhead): Take size_t argument.
28336 (bitmap_move): New function.
28337 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28338 to properly account overhead.
28339 * tree.c (free_node): Use tree_size.
28341 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28344 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28345 when inverting comparison.
28348 * common.opt (Wunreachable-code): Add Warning flag.
28350 2016-02-23 Mark Wielaard <mjw@redhat.com>
28351 Jakub Jelinek <jakub@redhat.com>
28354 * cgraphunit.c (check_global_declaration): Check main_input_filename
28355 and DECL_SOURCE_FILE are not NULL.
28357 2016-02-23 Martin Jambor <mjambor@suse.cz>
28359 PR tree-optimization/69666
28360 * tree-sra.c (sra_modify_assign): Do not attempt to create
28361 default_def replacements for unscalarizable regions.
28363 2016-02-20 Mark Wielaard <mjw@redhat.com>
28366 * cgraphunit.c (check_global_declaration): Check level of
28367 warn_unused_const_variable and main_input_filename.
28368 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28369 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28370 (-Wunused-const-variable): Explain levels 1 and 2.
28372 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28375 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28376 identical arguments. Formatting and spelling fixes.
28379 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28384 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28385 and m68k-devices.def.
28386 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28387 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28389 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28391 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28392 and HImode registers.
28394 2016-02-22 Richard Biener <rguenther@suse.de>
28396 PR tree-optimization/69882
28397 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28398 preserve permutations present because of gaps.
28399 (vect_supported_load_permutation_p): Always continue checking
28400 permutations after vect_attempt_slp_rearrange_stmts.
28402 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28404 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28405 min_profitable_estimate, rather than min_profitable_iters.
28407 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28410 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28411 SImode for last match_operand.
28413 2016-02-22 Martin Liska <mliska@suse.cz>
28415 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28416 return bitsize - 1 as the return value.
28418 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28422 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28423 Handle negative shift counts.
28424 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28425 force_reg on the shift constant.
28426 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28427 (lshrsi3_d): Handle negative shift counts.
28429 2016-02-22 Richard Biener <rguenther@suse.de>
28430 Tom de Vries <tom@codesourcery.com>
28432 * graph.c: Include dumpfile.h.
28433 (print_graph_cfg): Split into three overloads.
28434 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28436 2016-02-22 Tom de Vries <tom@codesourcery.com>
28438 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28441 2016-02-22 Richard Biener <rguenther@suse.de>
28444 * ipa-inline-transform.c (inline_call): When not updating
28445 overall summaries adjust self size by the growth estimate.
28446 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28447 hash-set, do not update overall summaries here. Renamed from ...
28448 (inline_to_all_callers): ... this which is now wrapping the
28449 above and performing delayed overall summary update.
28450 (early_inline_small_functions): Delay updating of the overall
28453 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28455 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28458 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28461 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28462 :%* in %:gt() argument.
28463 (greater_than_spec_func): Adjust for expecting only numbers,
28464 if there are more than two numbers, compare the last two.
28466 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28468 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28469 -Wnarrowing with -std.
28471 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28474 * expr.c (store_field): Don't use bit-field path if exp is
28475 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28476 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28477 and the assignment can be performed by bitwise copy. Formatting
28480 PR middle-end/69838
28481 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28482 call copy_reg_eh_region_note_forward on before and/or after sequences
28483 and remove note from insn if it no longer can throw.
28486 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28487 if TARGET_AVX512BW.
28489 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28491 * config/s390/vector.md: Add missing commutative operand markers
28492 to the patterns which qualify for one.
28493 * config/s390/vx-builtins.md: Likewise.
28495 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28497 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28498 types to mode iterators.
28499 (vec_double): ... and mode attribute.
28500 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28502 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28504 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28505 Change the predicate of op2 from nonimmediate to general and let
28506 reload fix it if necessary.
28508 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28510 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28512 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28514 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28517 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28519 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28520 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28521 * config/s390/s390.md ("movstr<P:mode>"): Call
28522 s390_expand_vec_movstr.
28524 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28526 * config/s390/s390.md: Add missing output modifier for operand 1
28527 to print it as address properly.
28529 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28531 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28532 * config/s390/2964.md: New file.
28533 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28534 of insn grouping attributes depending on the CPU level.
28535 (s390_get_unit_mask): New function.
28536 (s390_sched_score): Remove the OOO from the scheduling macros.
28537 Add loop to calculate a score for the instruction mix.
28538 (s390_sched_reorder): Likewise plus improve debug output.
28539 (s390_sched_variable_issue): Rename macros as above. Calculate
28540 the unit distances after actually scheduling an insn. Improve
28542 (s390_sched_init): Clear last_scheduled_unit_distance array.
28543 * config/s390/s390.md: Include 2964.md.
28545 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28548 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28549 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28550 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28551 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28552 *avx512f_<code>v8div16qi2_mask_1): New insns.
28554 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28557 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28560 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28561 earlyclobber from target. Use wF constraint for fused memory
28563 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28565 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28566 Martin Liska <mliska@suse.cz>
28569 * cfgexpand.c (asan_sanitize_stack_p): New function.
28570 (partition_stack_vars): Use the function.
28571 (expand_stack_vars): Likewise.
28572 (defer_stack_allocation): Likewise.
28573 (expand_used_vars): Likewise.
28575 2016-02-18 Richard Biener <rguenther@suse.de>
28577 PR middle-end/69553
28578 * fold-const.c (operand_equal_p): Properly compare offsets for
28579 IMAGPART_EXPR and ARRAY_REF.
28581 2016-02-18 Nick Clifton <nickc@redhat.com>
28585 * config/arm/arm.c (arm_option_override_internal): Disable
28586 interworking if the target does not support thumb instructions.
28587 (arm_reload_in_hi): Handle the case where a register to register
28588 move needs reloading because there is no simple pattern to handle
28590 (arm_reload_out_hi): Likewise.
28592 2016-02-18 Richard Biener <rguenther@suse.de>
28594 PR middle-end/69854
28595 * match.pd: Don't use fold_binary or fold_unary for folding
28598 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28601 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28602 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28603 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28604 warn on gimple_no_warning_p statements.
28606 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28608 * doc/extend.texi (C++ Attributes): Correct description of
28609 warn_unused type attribute.
28611 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28613 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28614 correct instruction.
28616 2016-02-17 Richard Biener <rguenther@suse.de>
28618 PR rtl-optimization/69609
28619 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28620 (find_traces_1_round): When ending a trace update cached priority
28622 (bb_to_key): Use cached priority when available.
28623 (copy_bb): Initialize cached priority.
28624 (reorder_basic_blocks_software_trace_cache): Likewise.
28626 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28629 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28631 (aarch64_comparison_operator): Break overly long line into two.
28632 (aarch64_comparison_operation): Likewise.
28633 * config/aarch64/aarch64.md (cstorecc4): Use
28634 aarch64_comparison_operator_mode instead of
28635 aarch64_comparison_operator.
28636 (cstore<mode>4): Likewise.
28637 (aarch64_cstore<mode>): Likewise.
28638 (*cstoresi_insn_uxtw): Likewise.
28639 (cstore<mode>_neg): Likewise.
28640 (*cstoresi_neg_uxtw): Likewise.
28642 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28645 * config/arm/predicates.md (arm_comparison_operator_mode):
28647 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28648 instead of arm_comparison_operator.
28649 (*mov_negscc): Likewise.
28650 (*mov_notscc): Likewise.
28651 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28652 (*thumb2_mov_negscc): Likewise.
28653 (*thumb2_mov_negscc_strict_it): Likewise.
28654 (*thumb2_mov_notscc): Likewise.
28655 (*thumb2_mov_notscc_strict_it): Likewise.
28657 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28659 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28660 Add missing return.
28662 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28664 * config/visium/visium.c (machine_libfunc_index): New enum.
28665 (machine_libfuncs): New structure.
28666 (visium_libfuncs): New static variable.
28667 (TARGET_INIT_LIBFUNCS): Define to...
28668 (visium_init_libfuncs): ...this. New function.
28669 (expand_block_move_4): Use the appropriate libfunc.
28670 (expand_block_move_2): Likewise.
28671 (expand_block_move_1): Likewise.
28672 (expand_block_set_4): Likewise.
28673 (expand_block_set_2): Likewise.
28674 (expand_block_set_1): Likewise.
28675 (visium_trampoline_init): Likewise.
28677 2016-02-17 Nick Clifton <nickc@redhat.com>
28679 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28680 TI's devices.csv file as of March 2016.
28682 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28685 * opts-global.c (handle_common_deferred_options): Introduce and
28686 initialize two global variables to remember command-line options
28687 specifying a stack-limiting register.
28688 * opts.h: Add extern declarations of the two new global variables.
28689 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28690 variable based on the values of the two new global variables.
28692 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28695 * common.opt (Wnonnull-compare): New warning.
28696 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28697 of arguments against NULL.
28698 (-Wnonnull-compare): Document.
28699 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28700 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28701 * passes.def (pass_warn_nonnull_compare): Add.
28702 * gimple-ssa-nonnull-compare.c: New file.
28704 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28706 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28707 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28709 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28711 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28712 reciprocal sqrt for -mlow-precision-recip-sqrt.
28714 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28715 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28717 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28718 always use lane loads to construct non-constant vectors.
28720 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28722 * config/aarch64/aarch64.md
28723 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28724 constraints for operand 3.
28725 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28727 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28728 Richard Biener <rguenther@suse.de>
28730 PR tree-optimization/69820
28731 * tree-vect-patterns.c (type_conversion_p): Return false if
28732 *orig_type is unsigned single precision or boolean.
28733 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28736 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28738 PR rtl-optimization/69764
28739 PR rtl-optimization/69771
28740 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
28741 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
28743 2016-02-16 Richard Biener <rguenther@suse.de>
28745 PR tree-optimization/69776
28746 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
28748 (indirect_refs_may_alias_p): Likewise.
28749 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
28750 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
28751 according to tbaa_p.
28752 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
28753 (optimize_stmt): For redundant store discovery do not allow tbaa.
28755 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
28757 PR tree-optimization/69714
28758 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
28759 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28761 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28763 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28764 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28765 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28766 * config/arc/arc.c (arc_init): Check FPU options.
28767 (get_arc_condition_code): Handle new CC_FPU* modes.
28768 (arc_select_cc_mode): Likewise.
28769 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28770 register pair only. Allow access for ARCv2 accumulator.
28771 (gen_compare_reg): Whenever we have FPU support use FPU compare
28773 (arc_reorg): Don't generate brcc insns when FPU compare
28774 instructions are involved.
28775 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28776 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28777 floating point emulation.
28778 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28779 (REVERSE_CONDITION): Add new CC_FPU* modes.
28780 (TARGET_FP_SP_BASE): Define.
28781 (TARGET_FP_DP_BASE): Likewise.
28782 (TARGET_FP_SP_FUSED): Likewise.
28783 (TARGET_FP_DP_FUSED): Likewise.
28784 (TARGET_FP_SP_CONV): Likewise.
28785 (TARGET_FP_DP_CONV): Likewise.
28786 (TARGET_FP_SP_SQRT): Likewise.
28787 (TARGET_FP_DP_SQRT): Likewise.
28788 (TARGET_FP_DP_AX): Likewise.
28789 * config/arc/arc.md (ARCV2_ACC): New constant.
28790 (type): New fpu type attribute.
28791 (SDF): Conditional iterator.
28792 (cstore<mode>, cbranch<mode>): Change expand condition.
28793 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28794 handles FPU/FPX cases as well.
28795 * config/arc/arc.opt (mfpu): New option.
28796 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28798 (adddf3, muldf3, subdf3): Removed.
28799 * config/arc/predicates.md (proper_comparison_operator): Recognize
28801 * config/arc/fpu.md: New file.
28802 * doc/invoke.texi (ARC Options): Document mfpu option.
28804 2016-02-16 Richard Biener <rguenther@suse.de>
28806 PR rtl-optimization/69291
28807 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28808 noce_operand_ok check.
28810 2016-02-16 Tom de Vries <tom@codesourcery.com>
28813 * omp-low.c (simd_clone_create): Remove call to
28814 symtab->call_cgraph_insertion_hooks.
28816 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28818 PR tree-optimization/69802
28819 * tree-ssa-reassoc.c (update_range_test): If op is
28820 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28821 op == 1 test of precision 1 integral op, otherwise handle
28822 that case as op itself. Fix up formatting.
28823 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28826 2016-02-16 Richard Biener <rguenther@suse.de>
28828 PR tree-optimization/69586
28829 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28830 types for conversion sources.
28832 2016-02-16 Richard Biener <rguenther@suse.de>
28834 PR middle-end/69801
28835 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28836 mask OEP_ADDRESS_OF.
28838 2016-02-16 Alan Modra <amodra@gmail.com>
28841 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28842 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28843 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28845 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28846 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28847 (p8_fmrgow_<mode>): Likewise.
28848 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28850 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28851 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28852 to use movdi_internal64. Remove op0_di.
28853 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28855 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28857 Add support for the FCCMP insn types
28859 * config/aarch64/aarch64.md (fccmp): Change insn type.
28860 (fccmpe): Likewise.
28861 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28862 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28863 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28864 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28865 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28866 * config/arm/types.md (fccmps): Add new insn type.
28867 (fccmpd): Likewise.
28869 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28871 * alias.c (get_alias_set): Fix a typo in comment.
28873 2016-02-15 Richard Biener <rguenther@suse.de>
28875 PR tree-optimization/69595
28876 * match.pd: Complete range test simplification to true.
28878 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28880 PR rtl-optimization/69648
28881 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28882 pic_offset_table_rtx.
28884 PR rtl-optimization/69752
28885 * ira.c (update_equiv_regs): When looking for more than a single SET,
28886 also take other side effects into account.
28888 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28890 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28891 for z900+ CPUs in 31-bit mode.
28893 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28895 * common/config/s390/s390-common.c (s390_supports_split_stack):
28897 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28898 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28899 * config/s390/s390.c (struct machine_function): New field
28900 split_stack_varargs_pointer.
28901 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28902 in s390_emit_prologue.
28903 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28905 (morestack_ref): New global.
28906 (SPLIT_STACK_AVAILABLE): New macro.
28907 (s390_expand_split_stack_prologue): New function.
28908 (s390_live_on_entry): New function.
28909 (s390_va_start): Use split-stack vararg pointer if appropriate.
28910 (s390_asm_file_end): Emit the split-stack note sections.
28911 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28912 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28913 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28914 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28915 (split_stack_prologue): New expand.
28916 (split_stack_space_check): New expand.
28917 (split_stack_data): New insn.
28918 (split_stack_call): New expand.
28919 (split_stack_call_*): New insn.
28920 (split_stack_cond_call): New expand.
28921 (split_stack_cond_call_*): New insn.
28923 2016-02-15 Richard Biener <rguenther@suse.de>
28925 PR tree-optimization/69783
28926 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28927 Add trivially correct cases.
28929 2016-02-15 Tom de Vries <tom@codesourcery.com>
28932 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28934 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28936 2016-02-15 Richard Biener <rguenther@suse.de>
28938 PR tree-optimization/69776
28939 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28940 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28941 indicate whether we can use TBAA to disambiguate against stores.
28942 Use alias-set zero if not.
28943 (visit_reference_op_store): Do not use TBAA when looking up
28945 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28946 (eliminate_dom_walker::before_dom_children): But not when looking
28947 up redundant stores.
28949 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28951 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28953 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28955 * config/i386/znver1.md
28956 (znver1_pop, znver1_pop_mem,
28957 znver1_load_imov_double_store,
28958 znver1_load_imov_direct_store,
28959 znver1_load_imov_direct_load,
28960 znver1_load_imov_double_load): Add new.
28961 (znver1_insn, znver1_insn_load): Add icmov type.
28962 (znver1_sseavx_fma,
28963 znver1_sseavx_fma_load,
28965 znver1_avx256_fma_load): Fix pipe usage.
28967 2016-02-14 Alan Modra <amodra@gmail.com>
28970 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28971 with an invalid hard reg, reload just the reg not the entire
28972 pre/post-inc/dec address expression.
28974 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28977 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28978 fixed R1_REG scratch reg.
28979 (sibcall_value_pcrel_fdpic): Likewise.
28981 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28985 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28987 2016-02-12 Walter Lee <walt@tilera.com>
28989 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28990 * config/tilegx/t-tilegx: Likewise.
28992 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28995 * diagnostic-show-locus.c (struct line_span): New struct.
28996 (layout::get_first_line): Delete.
28997 (layout::get_last_line): Delete.
28998 (layout::get_num_line_spans): New member function.
28999 (layout::get_line_span): Likewise.
29000 (layout::print_heading_for_line_span_index_p): Likewise.
29001 (layout::get_expanded_location): Likewise.
29002 (layout::calculate_line_spans): Likewise.
29003 (layout::m_first_line): Delete.
29004 (layout::m_last_line): Delete.
29005 (layout::m_line_spans): New field.
29006 (layout::layout): Update comment. Replace m_first_line and
29007 m_last_line with m_line_spans, replacing their initialization
29008 with a call to calculate_line_spans.
29009 (diagnostic_show_locus): When printing source lines and
29010 annotations, rather than looping over a single span
29011 of lines, instead loop over each line_span within
29012 the layout, with an inner loop over the lines within them.
29013 Call the context's start_span callback when changing line spans.
29014 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29015 (diagnostic_build_prefix): Break out the building of the location
29016 part of the string into...
29017 (diagnostic_get_location_text): ...this new function, rewriting
29018 it from nested ternary expressions to a sequence of "if"
29020 (default_diagnostic_start_span_fn): New function.
29021 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29022 (diagnostic_context::start_span): New field.
29023 (default_diagnostic_start_span_fn): New prototype.
29025 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29028 * gcc.c (driver::finalize): Fix cleanup of "specs".
29030 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29034 * gcc.c (driver::driver): Initialize m_option_suggestions.
29035 (driver::~driver): Clean up m_option_suggestions.
29036 (suggest_option): Convert to...
29037 (driver::suggest_option): ...this, and split out into
29038 driver::build_option_suggestions and find_closest_string.
29039 (driver::build_option_suggestions): New function, from
29040 first half of suggest_option. Special-case
29041 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29042 the sanitizer_opts array. For options of enum types, add the
29043 various enum values to the candidate strings.
29044 (driver::handle_unrecognized_options): Remove "const".
29045 * gcc.h (driver::handle_unrecognized_options): Likewise.
29046 (driver::build_option_suggestions): New decl.
29047 (driver::suggest_option): New decl.
29048 (driver::m_option_suggestions): New field.
29049 * opts-common.c (add_misspelling_candidates): New function.
29050 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29051 and make non-static.
29052 * opts.h (sanitizer_opts): New array decl.
29053 (add_misspelling_candidates): New function decl.
29054 * spellcheck.c (find_closest_string): New function.
29055 * spellcheck.h (find_closest_string): New function decl.
29057 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29059 PR rtl-optimization/69764
29060 PR rtl-optimization/69771
29061 * optabs.c (expand_binop_directly): For shift_optab_p, force
29062 convert_modes with VOIDmode if xop1 has VOIDmode.
29064 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29067 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29068 to correctly determine instrumentation thunks.
29070 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29073 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29074 type by reference, force lhs on the call.
29077 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29078 Compute retval and retbnd early in all cases if split_part_return_p
29079 and return_bb is not EXIT. Remove all clobber stmts and reset
29080 all debug stmts that refer to SSA_NAMEs defined in split part,
29081 except if it is retval, in that case replace the old retval with the
29082 lhs of the call to the split part.
29084 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29087 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29089 PR middle-end/66726
29090 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29091 whose result is used in PHI.
29092 (maybe_optimize_range_tests): Likewise.
29093 (final_range_test_p): Likweise.
29095 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29097 PR middle-end/66726
29098 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29099 whose result is used in PHI.
29100 (maybe_optimize_range_tests): Likewise.
29101 (final_range_test_p): Likweise.
29103 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29105 * cgraph.c: Spelling fixes - behaviour -> behavior and
29106 neighbour -> neighbor.
29107 * target.def: Likewise.
29108 * sel-sched.c: Likewise.
29109 * config/mips/mips.c: Likewise.
29110 * config/arc/arc.md: Likewise.
29111 * config/arm/cortex-a57.md: Likewise.
29112 * config/arm/arm.c: Likewise.
29113 * config/arm/neon.md: Likewise.
29114 * config/arm/arm-c.c: Likewise.
29115 * config/vms/vms-c.c: Likewise.
29116 * config/s390/s390.c: Likewise.
29117 * config/i386/znver1.md: Likewise.
29118 * config/i386/i386.c: Likewise.
29119 * config/ia64/hpux-unix2003.h: Likewise.
29120 * config/msp430/msp430.md: Likewise.
29121 * config/rx/rx.c: Likewise.
29122 * config/rx/rx.md: Likewise.
29123 * config/aarch64/aarch64-simd.md: Likewise.
29124 * config/aarch64/aarch64.c: Likewise.
29125 * config/nvptx/nvptx.c: Likewise.
29126 * config/bfin/bfin.c: Likewise.
29127 * config/cris/cris.opt: Likewise.
29128 * config/rs6000/rs6000.c: Likewise.
29129 * target.h: Likewise.
29130 * spellcheck.c: Likewise.
29131 * ira-build.c: Likewise.
29132 * tree-inline.c: Likewise.
29133 * builtins.c: Likewise.
29134 * lra-constraints.c: Likewise.
29135 * explow.c: Likewise.
29136 * hwint.h: Likewise.
29137 * targhooks.c: Likewise.
29138 * tree-vect-data-refs.c: Likewise.
29139 * expr.c: Likewise.
29140 * doc/tm.texi: Likewise.
29141 * doc/extend.texi: Likewise.
29142 * doc/install.texi: Likewise.
29143 * doc/md.texi: Likewise.
29144 * tree-ssa-tail-merge.c: Likewise.
29145 * sched-int.h: Likewise.
29146 * match.pd: Likewise.
29147 * sched-ebb.c: Likewise.
29148 * target.def (omit_struct_return_reg): Likewise.
29149 * gimple-ssa-isolate-paths.c: Likewise.
29150 (find_implicit_erroneous_behaviour): Renamed to...
29151 (find_implicit_erroneous_behavior): ... this.
29152 (find_explicit_erroneous_behaviour): Renamed to...
29153 (find_explicit_erroneous_behavior): ... this.
29154 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29156 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29158 PR rtl-optimization/64682
29159 PR rtl-optimization/69567
29160 PR rtl-optimization/69737
29161 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29162 in I2 as well, just lose it.
29164 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29166 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29168 (aarch64_last_printed_tune_string): Likewise.
29169 (aarch64_declare_function_name): Only output .arch assembler
29170 directive if it will be different from the previously output
29171 directive. Same for .tune comment but only if -dA is set.
29172 (aarch64_start_file): New function.
29173 (TARGET_ASM_FILE_START): Define.
29175 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29178 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29180 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29183 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29184 -Wmaybe-uninitialized warning.
29186 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29189 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29191 2016-02-11 Richard Biener <rguenther@suse.de>
29193 PR rtl-optimization/69291
29194 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29195 subexpressions affected by changing the result.
29197 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29200 * lra-constraints.c (curr_insn_transform): Find in/out operands
29201 for secondary memory moves. Update dups.
29203 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29205 PR tree-optimization/69652
29206 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29207 to nested loop, did source re-formatting, skip debug statements,
29208 add check on statement with volatile operand, remove dead scalar
29211 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29212 Patrick Palka <ppalka@gcc.gnu.org>
29216 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29217 calls if the return type is TREE_ADDRESSABLE.
29218 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29219 * ipa-split.c (split_function): Fix doubled "we" in comment.
29220 Use void return type for the split part even if
29221 !split_point->split_part_set_retval.
29223 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29225 PR tree-optimization/68021
29226 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29227 when computing the value of biv cand by itself.
29229 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29231 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29232 (cortexa57_tunings): Likewise.
29233 (cortexa72_tunings): Likewise.
29234 (arch_macro_fusion_pair_p): Add support for AES fusion.
29235 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29236 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29237 Allow virtual registers before reload so early scheduling works.
29238 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29239 correct latency and pipeline.
29240 (cortex_a57_crypto_complex): Likewise.
29241 (cortex_a57_crypto_xor): Likewise.
29242 (define_bypass): Add AES bypass.
29244 2016-02-10 Richard Biener <rguenther@suse.de>
29246 PR tree-optimization/69726
29247 * passes.def: Add DCE pass before late uninit.
29248 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29249 really fixup if-conversions job.
29251 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29253 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29254 (arm_cortex_a57_tune): Likewise.
29255 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29256 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29258 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29260 * timevar.def (TV_PHASE_DBGINFO): Delete.
29261 (TV_PHASE_CHECK_DBGINFO): Likewise.
29262 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29264 2016-02-10 Richard Biener <rguenther@suse.de>
29266 PR tree-optimization/69719
29267 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29268 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29270 2016-02-09 Andrew Pinski <apinski@cavium.com>
29273 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29274 get_vcond_mask_icode returns false.
29276 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29279 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29280 an ADDIS that adds a pointer to a large constant that sets the
29281 upper16 bits with a load operation.
29283 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29286 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29288 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29290 (vzipq_s16): Likewise.
29291 (vzipq_s32): Likewise.
29292 (vzipq_f32): Likewise.
29293 (vzipq_u8): Likewise.
29294 (vzipq_u16): Likewise.
29295 (vzipq_u32): Likewise.
29296 (vzipq_p8): Likewise.
29297 (vzipq_p16): Likewise.
29299 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29302 * config/arm/arm.c (neon_endian_lane_map): New function.
29303 (neon_vector_pair_endian_lane_map): New function.
29304 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29305 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29307 (vuzpq_s16): Likewise.
29308 (vuzpq_s32): Likewise.
29309 (vuzpq_f32): Likewise.
29310 (vuzpq_u8): Likewise.
29311 (vuzpq_u16): Likewise.
29312 (vuzpq_u32): Likewise.
29313 (vuzpq_p8): Likewise.
29314 (vuzpq_p16): Likewise.
29316 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29319 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29322 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29324 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29325 truncate const_int operand 1 to QImode.
29327 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29329 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29330 corresponding to an abnormal edge.
29332 2016-02-09 Tom de Vries <tom@codesourcery.com>
29334 PR tree-optimization/69599
29335 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29337 (find_func_aliases_for_builtin_call, find_func_clobbers)
29338 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29341 2016-02-09 Richard Biener <rguenther@suse.de>
29343 PR tree-optimization/69715
29344 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29345 LHS on calls as non-rewritable.
29347 2016-02-09 Tom de Vries <tom@codesourcery.com>
29350 * lto-wrapper.c (append_diag_options): New function.
29351 (compile_offload_image): Call append_diag_options.
29353 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29356 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29357 Minor copy-edit to fix verb tenses.
29359 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29361 PR tree-optimization/69209
29362 * ipa-split.c (split_function): If split part is not
29363 returning retval, retval has gimple type but is not
29364 gimple value, force it into a SSA_NAME first.
29366 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29368 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29371 2016-02-08 Jason Merrill <jason@redhat.com>
29374 * convert.c (convert_to_integer_1): Check dofold on truncation
29376 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29377 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29378 Rename from *_nofold.
29379 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29380 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29382 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29385 * tree.c (build_common_tree_nodes): Remove short_double argument.
29386 All callers changed.
29387 * tree.h (build_common_tree_nodes): Adjust declaration.
29388 * doc/invoke.texi (-fshort-double): Remove documentation.
29389 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29390 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29391 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29392 (append_linker_options): Don't handle OPT_fshort_double.
29394 PR rtl-optimization/68730
29395 * lra-remat.c (insn_to_cand_activation): New static variable.
29396 (lra_remat): Allocate and free it.
29397 (create_cand): New arg activation. Initialize a field in
29398 insn_to_cand_activation if it is nonnull.
29399 (create_cands): Pass the activation insn to create_cand when making
29400 a candidate involving an output reload. Reorganize code a little.
29401 (do_remat): Keep track of active status of candidates in a separate
29404 2016-02-08 Richard Biener <rguenther@suse.de>
29406 PR tree-optimization/69719
29407 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29408 Properly use absolute of the difference of the two offsets to
29409 compare or adjust the segment length.
29411 2016-02-08 Richard Biener <rguenther@suse.de>
29412 Jeff Law <law@redhat.com>
29415 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29416 types for anonymous SSA names.
29418 2016-02-08 Richard Biener <rguenther@suse.de>
29420 PR rtl-optimization/69274
29421 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29423 2016-02-08 Jeff Law <law@redhat.com>
29425 PR tree-optimization/65917
29426 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29427 equivalences from if (x == y) style conditionals.
29428 (loop_depth_of_name): Remove.
29429 (record_equality): Remove loop depth check.
29430 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29431 (const_and_copies::record_const_or_copy_raw): New member function.
29432 * tree-ssa-scopedtables.c
29433 (const_and_copies::record_const_or_copy_raw): New, factored out of
29434 (const_and_copies::record_const_or_copy): Call new member function.
29436 2016-02-05 Jeff Law <law@redhat.com>
29438 PR tree-optimization/68541
29439 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29440 (count_stmts_in_block): New function.
29441 (poor_ifcvt_candidate_code): Likewise.
29442 (is_feasible_trace): Add some heuristics to determine when path
29443 splitting is profitable.
29444 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29445 is a diamond with a single exit.
29447 2016-02-05 Martin Sebor <msebor@redhat.com>
29450 * doc/invoke.texi: Update -Wplacement-new to take an optional
29453 2016-02-06 Richard Henderson <rth@redhat.com>
29456 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29457 out of non-standard address spaces.
29459 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29461 PR rtl-optimization/69691
29462 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29464 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29466 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29467 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29468 (*ieee128_mfvsrd_64bit): Likewise.
29469 (*ieee128_mfvsrd_32bit): Likewise.
29471 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29475 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29477 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29478 instrumented_version.
29480 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29482 * doc/invoke.texi (Optimize Options): In table of --param options
29483 rename second occurrence of tracer-min-branch-ratio to
29484 tracer-min-branch-probability, rename
29485 tracer-min-branch-ratio-feedback to
29486 tracer-min-branch-probability-feedback and clarify description,
29487 rename sched-spec-state-edge-prob-cutoff to
29488 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29489 to selsched-insns-to-rename, rename lto-minpartition to
29490 lto-min-partition, delete reorder-blocks-duplicate and
29491 reorder-blocks-duplicate-feedback.
29493 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29495 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29498 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29500 * doc/extend.texi: S/390: Correct some typos.
29502 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29504 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29506 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29509 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29510 (s390_register_info_gprtofpr): Use new macros above.
29511 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29513 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29514 its name. Adjust restore and save gpr ranges.
29515 (s390_register_info_set_ranges): New function.
29516 (s390_register_info): Use new macros above. Call
29517 s390_register_info_set_ranges.
29518 (s390_optimize_register_info): Likewise.
29519 (s390_hard_regno_rename_ok): Use new macros.
29520 (s390_hard_regno_scratch_ok): Likewise.
29521 (s390_emit_epilogue): Likewise.
29522 (s390_can_use_return_insn): Likewise.
29523 (s390_optimize_prologue): Likewise.
29524 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29526 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29529 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29531 (ix86_option_override_internal): Disable TARGET_STV even for
29532 -m{incoming,preferred}-stack-boundary=3.
29534 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29536 * config.gcc: Mark deprecated rtems targets as obsolete.
29538 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29540 PR rtl-optimization/64682
29541 PR rtl-optimization/69567
29542 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29543 before I2 only if the register is both used and set in I2.
29545 2016-02-04 DJ Delorie <dj@redhat.com>
29547 * config/msp430/msp430.c (msp430_start_function): Add function type.
29549 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29552 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29554 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29556 PR rtl-optimization/69577
29558 2015-10-29 Richard Henderson <rth@redhat.com>
29562 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29563 sse check to the exact conditions of PR 67609.
29565 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29568 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29569 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29570 not allowed into the traditional Altivec registers.
29571 (movtd_64bit_nodm): Likewise.
29572 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29574 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29576 * config/aarch64/cortex-a57-fma-steering.c
29577 (aarch64_register_fma_steering): Remove "static" from arguments
29580 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29583 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29584 twice when complex.
29586 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29588 * doc/invoke.texi: Delete -mno-fma4.
29590 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29592 PR rtl-optimization/69577
29593 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29594 (find_subregs_of_mode): Update accordingly. Iterate over partial
29597 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29599 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29600 * config/arm/arm.c (neon_reinterpret): Remove.
29601 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29602 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29603 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29604 vreinterpretti): Remove.
29605 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29606 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29607 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29608 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29609 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29610 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29611 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29612 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29613 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29614 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29615 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29616 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29617 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29618 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29619 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29620 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29621 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29622 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29623 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29624 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29625 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29626 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29627 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29628 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29629 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29630 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29631 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29632 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29633 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29634 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29635 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29636 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29637 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29638 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29639 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29640 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29641 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29642 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29643 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29644 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29645 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29646 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29647 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29648 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29649 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29650 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29651 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29652 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29653 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29654 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29655 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29656 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29657 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29658 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29659 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29660 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29661 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29662 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29663 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29664 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29665 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29666 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29667 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29668 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29669 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29670 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29671 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29672 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29673 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29674 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29675 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29676 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29677 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29678 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29679 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29680 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29681 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29682 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29683 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29684 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29685 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29686 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29687 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29688 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29689 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29690 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29691 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29692 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29693 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29694 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29695 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29696 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29697 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29698 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29699 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29700 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29701 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29702 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29703 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29704 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29705 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29706 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29707 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29709 2016-02-04 Martin Liska <mliska@suse.cz>
29712 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29713 that are gimple_store_p.
29714 (maybe_instrument_call): Likewise.
29716 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29718 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29719 register scaling out of memory reference and comment why.
29721 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29725 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29726 folding the source of a SET.
29728 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29732 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29733 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29735 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
29739 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
29742 2016-02-04 Christian Bruel <christian.bruel@st.com>
29744 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
29745 * config/arm/arm.c (arm_set_current_function): Likewise.
29747 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29748 Ilya Enkovich <enkovich.gnu@gmail.com>
29749 H.J. Lu <hongjiu.lu@intel.com>
29752 * config/i386/i386.c (convert_scalars_to_vector): Remove
29753 stack alignment fixes.
29754 (ix86_option_override_internal): Disable TARGET_STV if stack
29755 might not be aligned enough.
29756 (ix86_minimum_alignment): Assert that TARGET_STV is false.
29758 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29760 * config/i386/x86-tune.def: Disable default prefetching
29763 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29764 Vladimir Makarov <vmakarov@redhat.com>
29767 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29768 in validating fused toc addresses.
29770 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29773 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29774 range->m_caret fields if range->m_show_caret_p is false.
29777 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29778 Force oldval into register if it does not satisfy reg_or_short_operand
29779 predicate. Fix up formatting.
29781 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29782 Alexandre Oliva <aoliva@redhat.com>
29785 * lra-constraints.c (simplify_operand_subreg): Check additionally
29786 address validity after potential reloading.
29787 (process_address_1): Check insns validity. In case of failure do
29790 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29793 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29796 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29798 * wide-int.cc (canonize_uhwi): New function.
29799 (wi::divmod_internal): Use it.
29801 2016-02-02 James Norris <jnorris@codesourcery.com>
29803 * gimplify.c (omp_notice_variable): Add usage check.
29805 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29807 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29808 like LE, GE, LT, GT when emitting relational operator.
29810 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29812 * ira-costs.c (find_costs_and_classes): Add extra argument.
29813 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29814 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29815 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29816 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29817 Add best_class parameter, and return it if not ALL_REGS.
29818 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29820 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29821 Update target hook.
29823 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29825 * config/aarch64/aarch64.c
29826 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29827 (aarch64_ira_change_pseudo_allocno_class): New function.
29829 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29832 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29834 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29836 * config/avr/avr.c (avr_option_override): Set
29837 PARAM_ALLOW_STORE_DATA_RACES to 1.
29839 2016-02-02 Richard Biener <rguenther@suse.de>
29841 PR tree-optimization/69595
29842 * match.pd: Add range test simplifications to true/false.
29844 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29846 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29847 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29850 2016-02-02 Richard Biener <rguenther@suse.de>
29852 PR tree-optimization/69606
29853 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29854 info on the result before moving a stmt.
29856 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29858 PR middle-end/68542
29859 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29860 branch with vector comparison.
29861 * config/i386/sse.md (VI48_AVX): New mode iterator.
29862 (define_expand "cbranch<mode>4): Add support for conditional branch
29863 with vector comparison.
29864 * tree-vect-loop.c (optimize_mask_stores): New function.
29865 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29866 has_mask_store field of vect_info.
29867 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29868 vectorized loops having masked stores after vec_info destroy.
29869 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29870 correspondent macros.
29871 (optimize_mask_stores): Add prototype.
29873 2016-02-02 Alan Modra <amodra@gmail.com>
29876 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29879 2016-02-02 Alan Modra <amodra@gmail.com>
29882 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29883 whenever toc_label_name used.
29884 (rs6000_file_start): Don't set up toc section here,
29885 (rs6000_output_function_epilogue): do so here instead,
29886 (rs6000_xcoff_file_start): and here.
29887 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29888 (load_toc_aix_di): Likewise.
29890 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29892 PR rtl-optimization/69592
29893 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29894 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29895 (num_sign_bit_copies_binary_arith_p): New inline function.
29896 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29898 2016-02-01 Jeff Law <law@redhat.com>
29900 PR tree-optimization/69580
29901 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29902 * tree-ssa-threadbackward.c
29903 (fsm_find_control_statement_thread_paths): Do not try to walk
29904 through large PHI nodes.
29906 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29908 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29909 when count is incremented above limit, don't analyze further
29912 * omp-low.c (oacc_parse_default_dims): Avoid
29913 -Wsign-compare warning, make sure value fits into int
29914 rather than just unsigned int.
29916 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29918 PR tree-optimization/67921
29919 * fold-const.c (split_tree): New parameters. Convert pointer
29920 type variable part to proper type before negating.
29921 (fold_binary_loc): Pass new arguments to split_tree.
29923 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29925 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29926 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29927 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29928 * doc/tm.texti: Rebuilt.
29929 * doc/invoke.texi (fopenacc-dim): Document.
29930 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29931 (append_compiler_options): Likewise.
29932 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29933 (oacc_parse_default_dims): New.
29934 (oacc_validate_dims): Add USED arg. Select non-unity default when
29936 (oacc_loop_fixed_partitions): Return mask of used partitions.
29937 (oacc_loop_auto_partitions): Emit dump info.
29938 (oacc_loop_partition): Return mask of used partitions.
29939 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29940 loop partitioning and validation calls.
29942 2016-02-01 Richard Biener <rguenther@suse.de>
29944 PR middle-end/69556
29945 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29947 2016-02-01 Richard Biener <rguenther@suse.de>
29949 PR tree-optimization/69574
29950 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29951 of asserting return chrec_dont_know.
29953 2016-02-01 Martin Liska <mliska@suse.cz>
29955 * mem-stats-traits.h: Add copyright header.
29956 * mem-stats.h: Likewise.
29958 2016-02-01 Richard Biener <rguenther@suse.de>
29960 PR tree-optimization/69579
29961 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29962 Do not propagate through abnormal PHI results.
29964 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29966 * postreload.c (reload_cse_simplify): Remove dead code.
29968 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29970 PR rtl-optimization/69570
29971 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29972 if there is more than one set, not if there is a single set.
29974 2016-02-01 Richard Henderson <rth@redhat.com>
29977 * combine.c (make_compound_operation): When looking through a
29978 subreg, make sure to re-extend to the width of the outer mode.
29980 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29982 PR tree-optimization/69546
29983 * wide-int.cc (wi::divmod_internal): For unsigned division
29984 where both operands fit into uhwi, if o1 is 1 and o0 has
29985 msb set, if divident_prec is larger than bits per hwi,
29986 clear another quotient word and return 2 instead of 1.
29987 Similarly for remainder with msb in HWI set, if dividend_prec
29988 is larger than bits per hwi.
29990 2016-01-29 Martin Jambor <mjambor@suse.cz>
29992 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29993 Use short lowercase names.
29994 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29995 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29996 acq_rel one. Protect warning agains segfaults if
29997 get_memory_order_name returns NULL.
29998 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29999 with release semantics. Do not warn if get_memory_order already did.
30000 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30001 semantics. Fix check for relaxed or acquire semantics. Do not warn
30002 if get_memory_order already did.
30004 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30006 * doc/install.texi: Document that isl-0.16 is supported.
30008 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30011 * config/i386/constraints.md (Bm): Describe as special memory
30013 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30014 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30015 * genpreds.c (struct constraint_data): Add is_special_memory.
30016 (have_special_memory_constraints, special_memory_start): New
30018 (special_memory_end): Ditto.
30019 (add_constraint): Add new arg is_special_memory. Add code to
30020 process its true value. Update have_special_memory_constraints.
30021 (process_define_constraint): Pass the new arg.
30022 (process_define_register_constraint): Ditto.
30023 (choose_enum_order): Process special memory.
30024 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30025 function insn_extra_special_memory_constraint.
30026 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30027 * gensupport.c (process_rtx): Process
30028 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30029 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30030 * ira-lives.c (single_reg_class): Use
30031 insn_extra_special_memory_constraint.
30032 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30033 * lra-constraints.c (process_alt_operands): Ditto.
30034 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30035 * recog.c (asm_operand_ok, preprocess_constraints): Process
30037 * reload.c (find_reloads): Ditto.
30038 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30039 * stmt.c (parse_input_constraint): Use
30040 insn_extra_special_memory_constraint.
30042 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30045 * lra-splill.c (lra_final_code_change): Revert r229087 by
30046 removing all sub-registers.
30048 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30051 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30053 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30056 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30057 SSE1, copy target into the temporary reg first before recursing
30060 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30062 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30065 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30067 * ginclude/stdarg.h: Test __cplusplus instead of
30068 __GXX_EXPERIMENTAL_CXX0X__.
30070 2016-01-29 Richard Biener <rguenther@suse.de>
30072 PR tree-optimization/69547
30073 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30074 Do not mark clobbers necessary.
30075 (mark_all_reaching_defs_necessary_1): Likewise.
30077 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30079 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30080 declaration name with %qs and print it in both error messages.
30081 Also fix indentation.
30083 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30086 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30087 trailing blank line from error message.
30089 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30092 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30095 2016-01-29 Richard Biener <rguenther@suse.de>
30097 PR middle-end/69537
30098 * match.pd: Allow all integral types when simplifying a
30099 widening or sign-changing conversion.
30101 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30103 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30104 back to setting codegen_error to fail codegen.
30106 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30109 * config/i386/constraints.md (C): Only accept constant zero operand.
30110 (BC): New constraint.
30111 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30112 instead of C constraint.
30113 * doc/md.texi (Machine Constraints): Update description
30116 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30119 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30121 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30123 PR middle-end/69542
30124 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30127 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30129 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30130 branches if using guessed profile.
30132 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30134 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30136 2016-01-28 Richard Henderson <rth@redhat.com>
30139 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30140 * config/aarch64/aarch64-protos.h: Update.
30141 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30142 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30143 (aarch64_get_condition_code_1): Handle CC_Cmode.
30144 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30145 (*add<mode>3_compareC_cconly_imm): New.
30146 (*add<mode>3_compareC_cconly): New.
30147 (*add<mode>3_compareC_imm): New.
30148 (add<mode>3_compareC): New.
30149 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30150 to be first. Use aarch64_carry_operation.
30151 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30152 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30153 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30154 (subti3): Use subdi3_compare1.
30155 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30156 (sub<mode>3_compare1): New.
30157 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30158 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30159 (*subsi3_carryin_uxtw): Likewise.
30160 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30161 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30162 * config/aarch64/iterators.md (DWI): New.
30163 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30164 (aarch64_borrow_operation): New.
30166 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30168 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30169 message when isl does not return a valid schedule.
30171 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30173 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30174 Remove comments from class declarations: they are already in the code
30177 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30179 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30181 (ternary_op_to_tree): Same.
30182 (unary_op_to_tree): Same.
30183 (nary_op_to_tree): Same.
30184 (gcc_expression_from_isl_expr_op): Same.
30185 (gcc_expression_from_isl_expression): Same.
30186 (graphite_create_new_loop): Same.
30187 (graphite_create_new_loop_guard): Same.
30188 (build_iv_mapping): Same.
30189 (graphite_create_new_guard): Same.
30190 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30191 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30193 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30195 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30196 instead of setting codegen_error to fail codegen.
30198 2016-01-28 Jason Merrill <jason@redhat.com>
30200 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30202 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30204 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30205 Remove CONST_INT_P check in CCMP cost calculation.
30207 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30209 * config/aarch64/aarch64.c (generic_vector_cost):
30210 Set vec_permute_cost.
30211 (cortexa57_vector_cost): Likewise.
30212 (exynosm1_vector_cost): Likewise.
30213 (xgene1_vector_cost): Likewise.
30214 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30215 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30216 Add vec_permute_cost entry.
30218 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30220 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30222 (add<mode>3_compare0): Likewise.
30223 (addsi3_compare0_uxtw): Likewise.
30224 (add<mode>3nr_compare0): Likewise.
30225 (compare_neg<mode>): Likewise.
30226 (<optab><mode>3): Likewise.
30228 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30230 * tree-vect-stmts.c (vectorizable_comparison): Add
30231 NULL check for vectype.
30233 2016-01-28 Richard Biener <rguenther@suse.de>
30235 PR tree-optimization/69466
30236 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30237 Account for PHIs we couldn't duplicate.
30239 2016-01-28 Martin Liska <mliska@suse.cz>
30242 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30243 instead of ENABLE_VALGRIND_CHECKING.
30245 2016-01-27 Richard Henderson <rth@redhat.com>
30248 * lra-remat.c (subreg_regs): New.
30249 (dump_candidates_and_remat_bb_data): Dump it.
30250 (operand_to_remat): Reject if operand in subreg_regs.
30251 (set_bb_regs): Collect subreg_regs.
30252 (lra_remat): Init and free subreg_regs. Compute
30253 calculate_local_reg_remat_bb_data before create_cands.
30255 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30258 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30259 change stack_alignment_needed for __tls_get_addr call.
30261 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30263 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30265 2016-01-27 Jeff Law <law@redhat.com>
30267 PR tree-optimization/68398
30268 PR tree-optimization/69196
30269 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30270 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30271 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30272 Only count PHIs in the last block in the path. The others will
30273 const/copy propagate away. Add heuristic to allow more irreducible
30274 subloops to be created when it is likely profitable to do so.
30276 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30277 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30278 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30280 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30283 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30284 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30285 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30286 * tree-streamer-in.c: Include asan.h.
30287 (streamer_get_builtin_tree): For builtins in sanitizer
30288 range call initialize_sanitizer_builtins and retry.
30290 2016-01-27 Ian Lance Taylor <iant@google.com>
30292 * common.opt (fkeep-gc-roots-live): New undocumented option.
30293 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30294 -fkeep-gc-roots-live, skip pointers.
30295 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30298 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30301 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30302 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30304 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30307 * configure.ac: NetBSD provides SSP in its C library.
30308 * configure: Updated.
30310 2016-01-27 Richard Biener <rguenther@suse.de>
30312 PR tree-optimization/69166
30313 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30314 reduction code for commutativity / associativity.
30316 2016-01-27 Martin Jambor <mjambor@suse.cz>
30318 PR tree-optimization/69355
30319 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30320 total_scalarization fails.
30322 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30324 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30327 2016-01-27 Christian Bruel <christian.bruel@st.com>
30330 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30331 Move arm_reset_previous_fndecl and set_target_option_current_node in
30332 the conditional part. Call save_restore_target_globals.
30333 * config/arm/arm.c (arm_set_current_function):
30334 Refactor to better support #pragma target and attribute mix.
30335 Call save_restore_target_globals.
30336 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30338 2016-01-27 Martin Liska <mliska@suse.cz>
30340 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30341 reference for an HSA kernel and its host function.
30343 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30345 PR tree-optimization/69399
30346 * wide-int.h (wi::lrshift): For larger precisions, only
30347 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30349 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30351 * config/arc/predicates.md (proper_comparison_operator): Reject
30352 constant-constant comparison.
30354 2016-01-26 Tom de Vries <tom@codesourcery.com>
30356 PR tree-optimization/69110
30357 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30358 DR_NUM_DIMENSIONS == 0.
30360 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30361 Sebastian Pop <s.pop@samsung.com>
30363 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30364 isl_ast_op_cond and isl_ast_op_select.
30365 (gcc_expression_from_isl_expr_op): Same.
30367 2016-01-26 Jason Merrill <jason@redhat.com>
30370 * tree.c (recompute_constructor_flags): Split out from
30372 (verify_constructor_flags): New.
30373 * tree.h: Declare them.
30375 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30377 PR rtl-optimization/69217
30378 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30379 are no TYPE_FIELDS set for the record type.
30381 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30384 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30385 toc_label_name unconditionally.
30386 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30387 SYMBOL_REF string. Use toc_label_name instead of constructing
30389 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30390 constructing LCTOC1.
30392 2016-01-26 Martin Sebor <msebor@redhat.com>
30395 * doc/extend.texi (Common Type Attributes): Move text that talks about
30396 attribute packed from attribute aligned to the section discussing
30397 the former attribute for clarity.
30399 2016-01-26 Richard Henderson <rth@redhat.com>
30401 PR middle-end/60908
30402 * trans-mem.c (tm_region_init): Mark entry block as visited.
30404 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30407 * diagnostic-show-locus.c (layout::print_source_line): Replace
30408 call to pp_newline with call to layout::print_newline.
30409 (layout::print_annotation_line): Likewise.
30410 (layout::move_to_column): Likewise.
30411 (layout::print_any_fixits): After printing any fixits, print a
30412 trailing newline, if necessary.
30413 (layout::print_newline): New method, resetting any colorization
30415 (diagnostic_show_locus): Move the pp_newline to before the
30416 early bailout. Remove dummy block enclosing the layout instance.
30417 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30418 of pp_newline_and_flush with pp_flush.
30419 (diagnostic_append_note): Delete use of pp_newline.
30420 (diagnostic_append_note_at_rich_loc): Delete.
30421 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30422 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30423 when newline characters are added to the buffer.
30425 2016-01-26 Michael Matz <matz@suse.de>
30427 * configure.ac (ac_cv_std_swap_in_utility): New test.
30428 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30429 * configure: Regenerate.
30430 * config.in: Regenerate.
30432 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30434 * config/arc/arc.md (cstoresi4): Force operand into register.
30435 (arcset<code>): Fix predicate.
30436 (arcsetltu): Likewise.
30437 (arcsetgeu): Likewise.
30438 (arcsethi): Likewise.
30439 (arcsetls): Likewise.
30441 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30443 PR tree-optimization/69483
30444 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30445 if base has error_mark_node type.
30447 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30450 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30451 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30453 (vget_lane_f16): Handle big-endian.
30454 (vgetq_lane_f16): Likewise.
30455 (vset_lane_f16): Likewise.
30456 (vsetq_lane_f16): Likewise.
30457 * config/arm/iterators.md (VQXMOV): Add V8HF.
30458 (VDQ): Add V4HF and V8HF.
30459 (V_reg): Handle V4HF and V8HF.
30460 (Is_float_mode): Likewise.
30461 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30462 neon_vdup_nv8hf): New patterns.
30463 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30464 Use VD_LANE iterator.
30465 (neon_vld1_dup<mode>): Use VQ2 iterator.
30467 2016-01-26 Nathan Sidwell <nathan@acm.org>
30469 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30470 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30471 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30472 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30473 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30474 (oacc_validate_dims): Add LEVEL arg, don't return level.
30475 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30476 oacc_validate_dims.
30477 (execute_oacc_device_lower): Adjust, add more dump output.
30478 * tree-ssa-loop.c (gate_oacc_kernels): Use
30479 oacc_fn_attrib_kernels_p.
30480 * tree-parloops.c (create_parallel_loop): Adjust
30481 set_oacc_fn_attrib call.
30483 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30486 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30487 (append_compiler_options): Handle -fcilkplus.
30488 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30490 2016-01-26 Nick Clifton <nickc@redhat.com>
30493 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30494 been marked as DECL_ONE_ONLY but we do not the means to make it
30495 so, then do not allow it to bind locally.
30497 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30500 * opts.h (parse_sanitizer_options): New prototype.
30501 * opts.c (sanitizer_opts): New array.
30502 (parse_sanitizer_options): New function.
30503 (common_handle_option): Use parse_sanitizer_options.
30505 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30508 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30509 alignment adjustment to ...
30510 (ix86_update_stack_boundary): Here. Don't over-align stack for
30512 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30513 if __tls_get_addr is called.
30515 2016-01-26 Christian Bruel <christian.bruel@st.com>
30517 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30519 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30521 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30523 2016-01-26 Richard Biener <rguenther@suse.de>
30525 PR middle-end/69467
30526 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30528 2016-01-26 Richard Biener <rguenther@suse.de>
30530 PR tree-optimization/69452
30531 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30532 (move_computations_dom_walker::before_dom_children): Rename
30534 (move_computations_worker): This.
30535 (move_computations): Perform an RPO rather than a DOM walk.
30537 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30540 * combine.c (combine_instructions): For REG_EQUAL note with
30541 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30542 to the underlying register.
30543 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30544 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30546 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30549 * config/aarch64/aarch64-builtins.c
30550 (aarch64_init_simd_builtin_types): Do not set structural
30551 equality to __Poly{8,16,64,128}_t types.
30553 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30555 PR tree-optimization/69400
30556 * wide-int.cc (wi_pack): Take the precision as argument and
30557 perform canonicalization here rather than in the callers.
30558 Use the main loop to handle all full-width HWIs. Add a
30559 zero HWI if in_len isn't a full result.
30560 (wi::divmod_internal): Update accordingly.
30561 (wi::mul_internal): Likewise. Simplify.
30563 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30564 Sebastian Pop <s.pop@samsung.com>
30566 * graphite-poly.c (apply_poly_transforms): Simplify.
30567 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30568 (print_isl_map): Same.
30569 (print_isl_union_map): Same.
30570 (print_isl_schedule): New.
30571 (debug_isl_schedule): New.
30572 * graphite-dependences.c (scop_get_reads): Do not call
30573 isl_union_map_add_map that is undocumented isl functionality.
30574 (scop_get_must_writes): Same.
30575 (scop_get_may_writes): Same.
30576 (scop_get_original_schedule): Remove.
30577 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30578 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30579 (compute_deps): Remove.
30580 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30581 (debug_schedule_ast): New.
30582 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30583 set_separate_option.
30584 (graphite_regenerate_ast_isl): Add dump.
30585 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30586 from scop->transformed_schedule.
30587 (graphite_regenerate_ast_isl): Add more dump.
30588 * graphite-optimize-isl.c (optimize_isl): Set
30589 scop->transformed_schedule. Check whether schedules are equal.
30590 (apply_poly_transforms): Move here.
30591 * graphite-poly.c (apply_poly_transforms): ... from here.
30592 (free_poly_bb): Static.
30593 (free_scop): Static.
30594 (pbb_number_of_iterations_at_time): Remove.
30595 (print_isl_ast): New.
30596 (debug_isl_ast): New.
30597 (debug_scop_pbb): New.
30598 * graphite-scop-detection.c (print_edge): Move.
30599 (print_sese): Move.
30600 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30601 (build_scop_scattering): Remove.
30602 (create_pw_aff_from_tree): Assert instead of bailing out.
30603 (add_condition_to_pbb): Remove unused code, do not fail.
30604 (add_conditions_to_domain): Same.
30605 (add_conditions_to_constraints): Remove.
30606 (build_scop_context): New.
30607 (add_iter_domain_dimension): New.
30608 (build_iteration_domains): Initialize pbb->iterators.
30609 Call add_conditions_to_domain.
30612 (index_outermost_in_loop): New.
30613 (index_pbb_in_loop): New.
30614 (outermost_pbb_in): New.
30615 (add_in_sequence): New.
30616 (add_outer_projection): New.
30617 (outer_projection_mupa): New.
30618 (add_loop_schedule): New.
30619 (build_schedule_pbb): New.
30620 (build_schedule_loop): New.
30621 (embed_in_surrounding_loops): New.
30622 (build_schedule_loop_nest): New.
30623 (build_original_schedule): New.
30624 (build_poly_scop): Call build_original_schedule.
30625 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30626 (free_poly_dr): Remove.
30627 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30628 (free_poly_bb): Remove.
30629 (debug_loop_vec): Remove.
30630 (print_isl_ast): Declare.
30631 (debug_isl_ast): Declare.
30632 (scop_do_interchange): Remove.
30633 (scop_do_strip_mine): Remove.
30634 (scop_do_block): Remove.
30635 (flatten_all_loops): Remove.
30636 (optimize_isl): Remove.
30637 (pbb_number_of_iterations_at_time): Remove.
30638 (debug_scop_pbb): Declare.
30639 (print_schedule_ast): Declare.
30640 (debug_schedule_ast): Declare.
30641 (struct scop): Remove schedule. Add original_schedule,
30642 transformed_schedule.
30643 (free_gimple_poly_bb): Remove.
30644 (print_generated_program): Remove.
30645 (debug_generated_program): Remove.
30646 (unify_scattering_dimensions): Remove.
30647 * sese.c (print_edge): ... here.
30648 (print_sese): ... here.
30649 (debug_edge): ... here.
30650 (debug_sese): ... here.
30651 * sese.h (print_edge): Declare.
30652 (print_sese): Declare.
30653 (dump_edge): Declare.
30654 (dump_sese): Declare.
30656 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30657 Sebastian Pop <s.pop@samsung.com>
30659 * Makefile.in: Set ISLVER in site.exp.
30661 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30663 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30664 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30665 through DECL_VALUE_EXPR for expansion.
30667 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30669 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30670 the frame info after reload completed.
30672 2016-01-25 Jeff Law <law@redhat.com>
30674 PR tree-optimization/69196
30675 PR tree-optimization/68398
30676 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30677 tree-ssa-threadupdate.c.
30678 (determine_bb_domination_status): Prototype
30679 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30680 (determine_bb_domination_status): No longer static.
30681 (valid_jump_thread_path): Remove code to detect characteristics
30682 of the jump thread path not associated with correctness.
30683 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30684 Correct test for thread path length. Count PHIs for real operands as
30685 statements that need to be copied. Do not count ASSERT_EXPRs.
30686 Look at all the blocks in the thread path. Compute and selectively
30687 filter thread paths based on threading through the latch, threading
30688 a multiway branch or crossing a multiway branch.
30690 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30692 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30693 decl with __attribute__ ((unused)) annotation.
30695 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30698 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30699 of operands is compatible with a statement vectype.
30701 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30703 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30704 improve wording for mixed storage order support.
30706 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30708 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30709 (vcvt_u64_f64): Likewise.
30710 (vcvta_s64_f64): Likewise.
30711 (vcvta_u64_f64): Likewise.
30712 (vcvtm_s64_f64): Likewise.
30713 (vcvtm_u64_f64): Likewise.
30714 (vcvtn_s64_f64): Likewise.
30715 (vcvtn_u64_f64): Likewise.
30716 (vcvtp_s64_f64): Likewise.
30717 (vcvtp_u64_f64): Likewise.
30719 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30721 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30722 (arc_init): Check validity mll64 option.
30723 (arc_save_restore): Use double load/store instruction.
30724 (arc_expand_movmem): Likewise.
30725 (arc_split_move): Don't split if we have double load/store
30726 instructions. Returns a boolean.
30727 (arc_process_double_reg_moves): Change function to return boolean
30728 instead of a sequence of instructions.
30729 (arc_dwarf_register_span): New function.
30730 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30731 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30732 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30733 (*movdf_insn): Likewise.
30734 * config/arc/arc.opt (mll64): New option.
30735 * config/arc/predicates.md (even_register_operand): New predicate.
30736 * doc/invoke.texi (ARC Options): Add mll64 documentation.
30738 2016-01-25 Richard Biener <rguenther@suse.de>
30741 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
30742 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
30744 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
30746 2016-01-25 Richard Biener <rguenther@suse.de>
30748 PR tree-optimization/69376
30749 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
30751 (VN_INFO_ANTI_RANGE_P): New inline.
30752 (VN_INFO_RANGE_TYPE): Likewise.
30753 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
30754 SSA_NAME_ANTI_RANGE_P.
30755 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
30756 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30757 Properly query VN_INFO_RANGE_TYPE.
30759 2016-01-25 Nick Clifton <nickc@redhat.com>
30762 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30764 2016-01-23 Tom de Vries <tom@codesourcery.com>
30766 PR tree-optimization/69426
30767 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30770 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30772 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30773 "the the" with "the" in the comments.
30774 * ipa-devirt.c (build_type_inheritance_graph,
30775 update_type_inheritance_graph): Likewise.
30776 * tree.c (build_function_type_list_1): Likewise.
30777 * cfgloopmanip.c (scale_loop_profile): Likewise.
30778 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30779 * gimple-ssa-split-paths.c
30780 (find_block_to_duplicate_for_splitting_paths): Likewise.
30781 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30782 * expr.c (convert_move): Likewise.
30783 * var-tracking.c (vt_stack_adjustments): Likewise.
30784 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30785 * tree-vrp.c (test_for_singularity): Likewise.
30787 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30788 directly instead of building a temporary tree.
30791 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30792 remove <algorithm> include.
30794 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30797 * config/i386/i386.c: Include dojump.h.
30798 (expand_small_movmem_or_setmem,
30799 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30801 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30802 if dynamic_check != -1.
30804 2016-01-21 Jeff Law <law@redhat.com>
30806 PR middle-end/69347
30807 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30808 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30809 into dominated_by_p.
30810 (cprop_into_successor_phis): Avoid unnecessary tests.
30812 2016-01-22 Richard Henderson <rth@redhat.com>
30815 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30816 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30818 2016-01-22 Michael Matz <matz@suse.de>
30820 * system.h (string, algorithm): Include only conditionally.
30821 (new): Include always under C++.
30822 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30823 * final.c (toplevel): Ditto.
30824 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30825 * genconditions.c (write_header): Make gencondmd.c define
30827 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30829 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30830 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30832 2016-01-22 Christian Bruel <christian.bruel@st.com>
30835 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30837 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30840 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30841 define_insn_and_split. Ensure operands[1] and operands[0] do not
30842 get assigned the same register.
30844 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30846 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30848 2016-01-22 Christian Bruel <christian.bruel@st.com>
30850 * config/arm/arm-c.c (arm_pragma_target_parse):
30851 Remove warn_builtin_macro_redefined overwrite.
30853 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30855 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30856 flag_non_call_exceptions compatibility.
30858 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30861 * dwarf2out.c (add_child_die_after): New function.
30862 (dwarf_qual_info_t): New type.
30863 (dwarf_qual_info): New variable.
30864 (qualified_die_p): New function.
30865 (modified_type_die): For -fdebug-types-section, ensure
30866 canonical order of qualifiers. Put qualified DIEs adjacent
30867 to the corresponding non-qualified type DIE and search there
30868 for existing qualified DIEs.
30870 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30872 * doc/extend.texi (scalar_storage_order type attribute): Document
30873 restriction on type punning and aliasing, and remove future tense.
30875 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30878 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30881 2016-01-21 Jeff Law <law@redhat.com>
30883 PR middle-end/69347
30884 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30885 useless call to record_temporary_equivalences.
30886 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30887 allocate 10 slots in the bb_path vector and let it grow as needed.
30888 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30891 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30893 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30895 * configure: Regenerate.
30897 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30899 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30900 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30902 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30904 PR middle-end/66178
30905 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30906 drop EXPAND_INITIALIZER.
30907 * rtl.h (contains_symbolic_reference_p): Declare.
30908 * rtlanal.c (contains_symbolic_reference_p): New function.
30909 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30910 a subtraction into a NOT if symbolic constants are involved.
30912 2016-01-21 Anton Blanchard <anton@samba.org>
30913 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30916 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30918 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30921 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30923 * config/microblaze/microblaze.c
30924 (get_branch_target): New.
30925 (insert_wic_for_ilb_runout): New.
30927 (microblaze_machine_dependent_reorg): New.
30928 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30929 * config/microblaze/microblaze.md
30930 (UNSPEC_IPREFETCH): Define.
30931 (iprefetch): New pattern
30932 * config/microblaze/microblaze.opt
30933 (mxl-prefetch): New flag.
30935 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30937 * config/microblaze/microblaze.h
30938 (FIXED_REGISTERS): Update in macro.
30939 (CALL_USED_REGISTERS): Update in macro.
30941 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30943 PR rtl-optimization/68920
30944 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30947 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30949 PR rtl-optimization/68990
30950 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30951 pseudo instead of inheritance ones.
30953 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30954 Nick Clifton <nickc@redhat.com>
30958 * config/mips/mips.c (mips_compute_frame_info): Initialise
30959 args_size and hard_frame_pointer_offset fields of the frame
30960 structure before calling mips_global_pointer.
30962 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30964 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30966 * configure: Regenerate.
30968 2016-01-21 Richard Biener <rguenther@suse.de>
30970 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30972 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30974 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30975 to actually emit the .size directive.
30977 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30978 Jakub Jelinek <jakub@redhat.com>
30982 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30983 args array size by one to avoid buffer overflow.
30985 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30987 * config/s390/s390.md (pool_section_start): Use switch_to_section
30988 to select proper read-only data section instead of hardcoding
30990 (pool_section_end): Use switch_to_section to match the above.
30992 2016-01-21 Richard Biener <rguenther@suse.de>
30994 PR tree-optimization/69378
30995 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30996 (set_ssa_val_to): Use it for dominance checks taking into
30997 account not executable edges.
30999 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31002 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31003 for bitsize instead of GET_MODE_PRECISION (mode).
31005 2016-01-20 Martin Sebor <msebor@redhat.com>
31008 * extend.texi (__sync Builtins): Clarify the semantics of
31009 __sync_fetch_and_OP built-ins on pointers.
31010 (__atomic Builtins): Same.
31012 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31013 Sebastian Pop <s.pop@samsung.com>
31015 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31016 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31017 (is_valid_rename): Same.
31018 (translate_isl_ast_to_gimple::get_rename): Same.
31019 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31020 (translate_isl_ast_to_gimple::rename_uses): Same.
31021 (get_new_name): Check for close_phi nodes.
31022 (copy_loop_phi_args): Use phi_node_kind.
31023 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31024 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31026 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31027 Sebastian Pop <s.pop@samsung.com>
31029 Revert commit r229783.
31030 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31031 Remove use of parameter_rename_map.
31032 (copy_def): Remove.
31033 (copy_internal_parameters): Remove.
31034 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31035 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31036 (free_sese_info): Do not free parameter_rename_map.
31037 (set_rename): Do not use parameter_rename_map.
31038 (rename_uses): Update call to set_rename.
31039 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31040 * sese.h (parameter_rename_map_t): Remove.
31041 (struct sese_info_t): Remove field parameter_rename_map.
31043 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31044 Sebastian Pop <s.pop@samsung.com>
31046 * graphite-isl-ast-to-gimple.c: Fix comment.
31047 * graphite-scop-detection.c (defined_in_loop_p): New.
31048 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31049 names defined in loop.
31051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31052 Sebastian Pop <s.pop@samsung.com>
31054 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31055 Discard unstructured if-then-else regions.
31057 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31058 Sebastian Pop <s.pop@samsung.com>
31060 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31061 (cleanup_loop_iter_dom): Remove.
31062 (build_loop_iteration_domains): Remove.
31063 (build_scop_context): Remove.
31064 (build_scop_iteration_domain): Remove.
31065 (add_loop_constraints): New.
31066 (build_iteration_domains): New.
31067 (build_poly_scop): Call build_iteration_domains.
31069 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31070 Sebastian Pop <s.pop@samsung.com>
31072 * graphite-scop-detection.c
31073 (scop_detection::harmful_loop_in_region): Free dom and loops.
31074 (scop_detection::loop_body_is_valid_scop): Free bbs.
31076 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31077 Sebastian Pop <s.pop@samsung.com>
31079 * graphite-scop-detection.c (record_loop_in_sese): New.
31080 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31081 (build_scops): Remove call to build_sese_loop_nests.
31082 * sese.c (sese_record_loop): Remove.
31083 (build_sese_loop_nests): Remove.
31084 (new_sese_info): Remove region->loops.
31085 (free_sese_info): Same.
31086 * sese.h (sese_contains_loop): Same.
31087 (build_sese_loop_nests): Remove.
31088 (sese_contains_loop): Remove.
31090 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31091 Sebastian Pop <s.pop@samsung.com>
31093 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31094 loop_is_valid_in_scop.
31095 (scop_detection::harmful_stmt_in_region): Renamed
31096 harmful_loop_in_region.
31097 Call loop_is_valid_in_scop.
31099 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31100 Sebastian Pop <s.pop@samsung.com>
31102 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31105 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31106 Sebastian Pop <s.pop@samsung.com>
31108 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31109 * graphite.h (struct poly_bb): Remove field is_reduction.
31110 (PBB_IS_REDUCTION): Remove.
31112 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31113 Sebastian Pop <s.pop@samsung.com>
31115 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31116 (add_pdr_constraints): Same.
31117 (scop_get_reads): Same.
31118 (scop_get_must_writes): Same.
31119 (scop_get_may_writes): Same.
31120 (scop_get_original_schedule): Same.
31121 (extend_schedule): Same.
31122 (apply_schedule_on_deps): Same.
31123 (carries_deps): Same.
31124 (compute_deps): Same.
31125 (scop_get_dependences): Same.
31126 * graphite-isl-ast-to-gimple.c
31127 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31128 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31129 (get_schedule_for_band_list): Same.
31130 (get_schedule_map): Same.
31131 (apply_schedule_map_to_scop): Same.
31132 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31133 (build_loop_iteration_domains): Same.
31134 (add_condition_to_pbb): Same.
31135 (add_param_constraints): Same.
31136 (pdr_add_memory_accesses): Same.
31137 (pdr_add_data_dimensions): Same.
31139 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31141 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31144 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31146 * common.opt (feliminate-dwarf2-dups): Replace references to
31147 "DWARF 2" with just "DWARF".
31148 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31149 * doc/extend.texi: Likewise.
31150 * doc/cpp.texi: Likewise.
31151 * doc/invoke.texi: Likewise.
31152 (Option Summary): Add -gdwarf to list of Debugging Options.
31153 (Debugging Options): Document -gdwarf.
31154 * doc/contrib.texi: Spell "DWARF" like that.
31156 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31158 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31159 warning. Fix up formatting.
31161 PR middle-end/67653
31162 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31163 attempt to mark memory input operand addressable and
31164 call prepare_gimple_addressable in that case. Don't adjust
31165 input_location for diagnostics, use error_at instead.
31167 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31169 * config/rs6000/ppc-auxv.h: New file.
31170 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31171 (cpu_is): Likewise.
31172 (cpu_supports): Likewise.
31173 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31174 (cpu_is_info): New variable.
31175 (cpu_supports_info): Likewise.
31176 (tcb_verification_symbol): Likewise.
31177 (cpu_builtin_p): Likewise.
31178 (cpu_expand_builtin): New function.
31179 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31180 (rs6000_init_builtins): Likewise.
31181 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31182 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31183 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31184 * configure: Regenerate.
31185 * config.in: Likewise.
31186 * doc/extend.texi (PowerPC Built-in Functions): Document
31187 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31189 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31192 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31194 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31197 2016-01-20 Richard Henderson <rth@redhat.com>
31203 * tree.c (tm_define_builtin): New.
31204 (find_tm_vector_type): New.
31205 (build_tm_vector_builtins): New.
31206 (build_common_builtin_nodes): Call it.
31208 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31210 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31211 (arm_fp_ok): Likewise.
31212 (arm_fp): Likewise.
31213 (arm_crypto): Likewise.
31215 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31216 Richard Biener <rguenther@suse.de>
31218 PR tree-optimization/69328
31219 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31220 vectors have same number of elements.
31221 (vectorizable_condition): Fix masked version recognition.
31223 2016-01-20 Richard Biener <rguenther@suse.de>
31225 PR tree-optimization/69345
31226 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31227 (VN_INFO_PTR_INFO): Likewise.
31228 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31229 info when it is equal between non-dominating SSA names.
31230 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31231 Make sure to look at original SSA infos.
31233 2016-01-20 Jeff Law <law@redhat.com>
31236 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31238 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31239 (pc_or_label_operand): New predicate.
31240 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31241 tests for small integers that are 2^n - 1.
31243 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31245 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31247 2016-01-19 Jeff Law <law@redhat.com>
31249 PR middle-end/69347
31250 * tree-ssa-threadbackwards.c
31251 (fsm_find_control_statement_thread_paths): Do not try to lookup
31252 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31254 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31256 * doc/lto.texi: Remove text that says only Gold has linker plugin
31259 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31261 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31262 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31263 the DIE accordingly.
31264 (modified_type_die): Add REVERSE parameter and pass it recursively,
31265 as well as to base_type_die. Adjust presence check accordingly.
31266 (base_type_for_mode): Adjust call to modified_type_die.
31267 (add_type_attribute): Add REVERSE parameter and pass it to
31269 (generic_parameter_die): Adjust call to add_type_attribute.
31270 (add_scalar_info): Likewise.
31271 (add_subscript_info): Likewise.
31272 (gen_array_type_die): Likewise.
31273 (gen_descr_array_type_die): Likewise.
31274 (gen_entry_point_die): Likewise.
31275 (gen_enumeration_type_die): Likewise.
31276 (gen_formal_parameter_die): Likewise.
31277 (gen_subprogram_die): Likewise.
31278 (gen_variable_die ): Likewise.
31279 (gen_const_die): Likewise.
31280 (gen_field_die): Likewise.
31281 (gen_pointer_type_die): Likewise.
31282 (gen_reference_type_die): Likewise.
31283 (gen_ptr_to_mbr_type_die): Likewise.
31284 (gen_inheritance_die): Likewise.
31285 (gen_subroutine_type_die): Likewise.
31286 (gen_typedef_die): Likewise.
31287 (force_type_die): Adjust call to modified_type_die.
31289 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31291 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31292 flow throughout the file. Fix broken link to Objective-C 2.0
31294 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31297 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31299 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31301 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31304 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31305 (maybe_record_node): Record cxa_pure_virtual as the only possible
31306 target if there are not ohter candidates.
31307 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31309 2016-01-19 Richard Biener <rguenther@suse.de>
31311 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31312 (get_memory_order): Likewise.
31314 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31316 * tree-vect-stmts.c (vectorizable_store): Check
31319 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31322 * gcc.c (driver::decode_argv): Add call to
31323 init_opts_obstack before init_options_struct.
31324 * opts.c (init_opts_obstack): Remove idempotency.
31325 (init_options_struct): Replace call to init_opts_obstack
31326 with a gcc_assert to verify that it has already been called.
31327 * toplev.c (toplev::main): Add call to init_opts_obstack before
31328 calls to init_options_struct.
31329 (toplev::finalize): Move cleanup of opts_obstack next to
31330 cleanup of save_decoded_options, clearing the latter, and
31331 save_decoded_options_count.
31333 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31336 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31337 attribute to unconditional. Remove %? from output template.
31339 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31340 Jiong Wang <jiong.wang@arm.com>
31342 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31343 generated from different expand order.
31345 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31347 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31348 Add support for CCMP costing.
31350 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31352 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31353 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31354 (fccmpe<mode>): Likewise.
31355 (fcmp): Rename to fcmp and globalize pattern.
31357 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31358 (aarch64_gen_ccmp_next): Add FP support.
31360 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31362 * target.def (gen_ccmp_first): Update documentation.
31363 (gen_ccmp_next): Likewise.
31364 * doc/tm.texi (gen_ccmp_first): Update documentation.
31365 (gen_ccmp_next): Likewise.
31366 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31367 expand_ccmp_expr_1. Improve comments.
31368 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31369 (ccmp_ior<mode>): Remove pattern.
31370 (cmp<mode>): Remove expand.
31371 (cmp): Globalize pattern.
31372 (cstorecc4): Use cc_register.
31373 (mov<mode>cc): Remove ccmp_cc_register check.
31374 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31375 Simplify after removal of CC_DNE/* modes.
31376 (aarch64_ccmp_mode_to_code): Remove.
31377 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31378 In 'k' case use integer as condition.
31379 (aarch64_nzcv_codes): Remove inverted cases.
31380 (aarch64_code_to_ccmode): Remove.
31381 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31382 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31383 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31384 pattern. Return the comparison with CC register. Invert conditions
31385 when bitcode is OR.
31386 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31387 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31389 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31391 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31392 instrumented_version.
31394 2016-01-19 Richard Biener <rguenther@suse.de>
31396 PR tree-optimization/69336
31397 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31398 handled components with get_ref_base_and_extent.
31399 (equal_mem_array_ref_p): Adjust.
31401 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31404 * shrink-wrap.c: Include valtrack.h.
31405 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31406 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31407 in between insn and where it will be moved to. Call
31408 dead_debug_insert_temp.
31409 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31410 first and dead_debug_local_finish at the end.
31411 For uses and defs bitmap, handle all regs in between REGNO and
31412 END_REGNO, not just the first one.
31414 2016-01-19 Richard Biener <rguenther@suse.de>
31416 PR tree-optimization/69352
31417 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31418 (equal_mem_array_ref_p): Constrain size and max size properly.
31419 Compare the reverse flag.
31421 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31423 * ira.c (ira): Update regstat data if we deleted insns.
31425 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31427 PR rtl-optimization/68955
31428 PR rtl-optimization/64557
31429 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31430 here. Fix up formatting.
31431 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31433 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31436 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31437 assume that the node has body.
31438 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31441 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31443 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31446 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31448 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31449 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31451 2016-01-19 Martin Jambor <mjambor@suse.cz>
31452 Martin Liska <mliska@suse.cz>
31453 Michael Matz <matz@suse.de>
31455 * Makefile.in (OBJS): Add new source files.
31456 (GTFILES): Add hsa.c.
31457 * common.opt (disable_hsa): New variable.
31458 (-Whsa): New warning.
31459 * config.in (ENABLE_HSA): New.
31460 * configure.ac: Treat hsa differently from other accelerators.
31461 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31462 $enable_offloading.
31463 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31464 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31465 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31466 --with-hsa-kmt-lib.
31467 * doc/invoke.texi (-Whsa): Document.
31468 (hsa-gen-debug-stores): Likewise.
31469 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31470 to invoke offload compiler for hsa acclerator.
31471 * opts.c (common_handle_option): Determine whether HSA offloading
31472 should be performed.
31473 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31474 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31475 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31476 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31477 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31478 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31479 GF_OMP_FOR_KIND_GRID_LOOP.
31480 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31481 (pp_gimple_stmt_1): Likewise.
31482 * gimple-walk.c (walk_gimple_stmt): Likewise.
31483 * gimple.c (gimple_build_omp_grid_body): New function.
31484 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31485 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31486 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31487 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31488 GF_OMP_TEAMS_GRID_PHONY.
31489 (gimple_statement_omp_single_layout): Updated comments.
31490 (gimple_build_omp_grid_body): New function.
31491 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31492 (gimple_omp_for_grid_phony): New function.
31493 (gimple_omp_for_set_grid_phony): Likewise.
31494 (gimple_omp_parallel_grid_phony): Likewise.
31495 (gimple_omp_parallel_set_grid_phony): Likewise.
31496 (gimple_omp_teams_grid_phony): Likewise.
31497 (gimple_omp_teams_set_grid_phony): Likewise.
31498 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31499 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31500 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31501 (BUILT_IN_GOMP_TARGET): Updated type.
31502 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31503 (adjust_for_condition): New function.
31504 (get_omp_for_step_from_incr): Likewise.
31505 (extract_omp_for_data): Moved parts to adjust_for_condition and
31506 get_omp_for_step_from_incr.
31507 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31508 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31509 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31510 (scan_omp_parallel): Do not create child functions for phony
31512 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31513 (scan_omp_1_op): Checking assert we are not remapping to
31514 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31515 (parallel_needs_hsa_kernel_p): New function.
31516 (expand_parallel_call): Register apprpriate parallel child
31517 functions as HSA kernels.
31518 (grid_launch_attributes_trees): New type.
31519 (grid_attr_trees): New variable.
31520 (grid_create_kernel_launch_attr_types): New function.
31521 (grid_insert_store_range_dim): Likewise.
31522 (grid_get_kernel_launch_attributes): Likewise.
31523 (get_target_argument_identifier_1): Likewise.
31524 (get_target_argument_identifier): Likewise.
31525 (get_target_argument_value): Likewise.
31526 (push_target_argument_according_to_value): Likewise.
31527 (get_target_arguments): Likewise.
31528 (expand_omp_target): Call get_target_arguments instead of looking
31529 up for teams and thread limit.
31530 (grid_expand_omp_for_loop): New function.
31531 (grid_arg_decl_map): New type.
31532 (grid_remap_kernel_arg_accesses): New function.
31533 (grid_expand_target_kernel_body): New function.
31534 (expand_omp): Call it.
31535 (lower_omp_for): Do not emit phony constructs.
31536 (lower_omp_taskreg): Do not emit phony constructs but create for them
31537 a temporary variable receiver_decl.
31538 (lower_omp_taskreg): Do not emit phony constructs.
31539 (lower_omp_teams): Likewise.
31540 (lower_omp_grid_body): New function.
31541 (lower_omp_1): Call it.
31542 (grid_reg_assignment_to_local_var_p): New function.
31543 (grid_seq_only_contains_local_assignments): Likewise.
31544 (grid_find_single_omp_among_assignments_1): Likewise.
31545 (grid_find_single_omp_among_assignments): Likewise.
31546 (grid_find_ungridifiable_statement): Likewise.
31547 (grid_target_follows_gridifiable_pattern): Likewise.
31548 (grid_remap_prebody_decls): Likewise.
31549 (grid_copy_leading_local_assignments): Likewise.
31550 (grid_process_kernel_body_copy): Likewise.
31551 (grid_attempt_target_gridification): Likewise.
31552 (grid_gridify_all_targets_stmt): Likewise.
31553 (grid_gridify_all_targets): Likewise.
31554 (execute_lower_omp): Call grid_gridify_all_targets.
31555 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31556 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31557 (tree_omp_clause): Added union field dimension.
31558 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31559 * tree.c (omp_clause_num_ops): Added number of arguments of
31560 OMP_CLAUSE__GRIDDIM_.
31561 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31562 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31563 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31564 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31565 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31566 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31567 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31568 * tree-pass.h (make_pass_gen_hsail): Declare.
31569 (make_pass_ipa_hsa): Likewise.
31570 * ipa-hsa.c: New file.
31571 * lto-section-in.c (lto_section_name): Add hsa section name.
31572 * lto-streamer.h (lto_section_type): Add hsa section.
31573 * timevar.def (TV_IPA_HSA): New.
31574 * hsa-brig-format.h: New file.
31575 * hsa-brig.c: New file.
31576 * hsa-dump.c: Likewise.
31577 * hsa-gen.c: Likewise.
31580 * toplev.c (compile_file): Call hsa_output_brig.
31581 * hsa-regalloc.c: New file.
31583 2016-01-18 Jeff Law <law@redhat.com>
31585 PR tree-optimization/69320
31586 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31587 ranged object, do nothing if the RHS constant is not [0..1].
31588 (optimize_stmt): Comparing a boolean ranged object against a
31589 constant outside [0..1] results in a compile-time constant.
31591 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31594 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31596 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31597 (Option Summary): Update to reflect new section and moved options.
31598 (C++ Dialect Options): Move -fstats to new section.
31599 (Debugging Options): Move all dump, statistics, and other GCC
31600 developer options to new section. Rewrite section introduction
31601 and re-order remaining options to put the more basic ones first.
31602 (Optimization Options): Move -fira-verbose and -flto-report* to
31604 (Developer Options): New section incorporating moved options.
31605 * doc/cppopts.texi (-dM): Update cross-reference.
31607 2016-01-18 Richard Henderson <rth@redhat.com>
31610 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31611 operands to pseudo only if CSE is expected. Split long immediate
31612 operands only after reload, and for the stack pointer.
31613 (*add<GPI>3_pluslong): Remove.
31614 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31615 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31616 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31617 (*add<GPI>3 peepholes): New.
31618 (*add<GPI>3 splitters): New.
31619 * config/aarch64/constraints.md (Upl): New.
31620 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31622 2016-01-18 Richard Biener <rguenther@suse.de>
31624 PR tree-optimization/69297
31625 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31627 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31629 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31631 PR middle-end/68542
31632 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31633 of mixind vector and scalar types.
31634 (fold_relational_const): Add handling of vector
31635 comparison with boolean result.
31636 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31637 comparison of vector operands with boolean result for EQ/NE only.
31638 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31639 (verify_gimple_cond): Likewise.
31640 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31643 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31645 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31648 2016-01-18 Richard Biener <rguenther@suse.de>
31650 PR middle-end/69308
31651 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31653 2016-01-18 Tom de Vries <tom@codesourcery.com>
31655 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31657 2016-01-18 Tom de Vries <tom@codesourcery.com>
31659 * omp-low.c (set_oacc_fn_attrib): Make extern.
31660 * omp-low.h (set_oacc_fn_attrib): Declare.
31661 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31662 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31663 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31664 Add and handle function parameter oacc_kernels_p.
31665 (find_reduc_addr, get_omp_data_i_param): New function.
31666 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31667 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31668 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31669 Calculate dominance info. Skip loops that are not in a kernels region
31670 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31671 (pass_parallelize_loops::execute): Call parallelize_loops with
31672 oacc_kernels_p argument.
31673 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31674 New member function.
31675 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31676 * passes.def: Add argument to pass_parallelize_loops instantation.
31678 2016-01-18 Tom de Vries <tom@codesourcery.com>
31680 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31681 pass_parallelize_loops to be run outside the loop pipeline.
31683 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31685 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31686 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31688 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31691 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31692 using get_ref_base_and_extent.
31693 (equal_mem_array_ref_p): New.
31694 (hashable_expr_equal_p): Add call to previous.
31696 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31699 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31700 (sra_initialize): Allocate disqualified_constants.
31701 (sra_deinitialize): Free disqualified_constants.
31702 (disqualify_candidate): Update disqualified_constants when appropriate.
31703 (create_access): Scan for constant-pool entries as we go along.
31704 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31705 (maybe_add_sra_candidate): Allow constant-pool entries.
31706 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31707 (initialize_constant_pool_replacements): New.
31708 (sra_modify_assign): Avoid mangling assignments created by previous,
31709 and don't generate writes into constant pool.
31710 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31712 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31714 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31715 andnot instruction.
31716 (scalar_chain::convert_op): Likewise.
31717 * config/i386/i386.md (*andndi3_doubleword): New.
31719 2016-01-18 Richard Biener <rguenther@suse.de>
31721 PR tree-optimization/69170
31722 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31723 building a vector from scalar results of a pattern stmt.
31725 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31727 * haifa-sched.c (autopref_multipass_init): Work around
31728 -Wmaybe-uninitialized warning.
31730 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31732 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31733 against the constant 0.
31735 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31737 PR tree-optimization/68799
31738 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
31739 look up phi candidates in the statement-candidate map.
31740 (phi_add_costs): Likewise.
31741 (record_phi_increments): Likewise.
31742 (phi_incr_cost): Likewise.
31743 (ncd_with_phi): Likewise.
31744 (all_phi_incrs_profitable): Likewise.
31746 2016-01-17 Jakub Jelinek <jakub@redhat.com>
31748 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
31749 -Wmaybe-uninitialized warning.
31751 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
31753 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31754 (Option Summary): Update to reflect new section and moved options.
31755 (C++ Dialect Options): Move -fvtable-verify and related options.
31756 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
31757 and profiling-related options.
31758 (Optimization Options): Move profile generation options and
31759 -fstack-protector and related options.
31760 (Instrumentation Options): New section incorporating moved options.
31761 (Code Generation Options): Move -finstrument-functions and
31762 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31764 2016-01-16 Tom de Vries <tom@codesourcery.com>
31766 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31768 2016-01-16 Tom de Vries <tom@codesourcery.com>
31770 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31772 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31774 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31775 that checks whether the table is already empty. Rename the
31776 original implementation to...
31777 (hash_table::empty_slot): ...this new private function.
31779 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31781 PR diagnostic/68899
31782 * diagnostic-show-locus.c (layout::print_source_line): Move x
31783 offset of line until after call to
31784 get_line_width_without_trailing_whitespace.
31786 2016-01-15 Jeff Law <law@redhat.com>
31788 PR tree-optimization/69270
31789 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31790 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31791 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31792 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31793 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31794 ssa_name_has_boolean_range and constant_boolean_node.
31796 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31798 PR rtl-optimization/69030
31799 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31801 (spill_pseudos): Delete debug insn for dead pseudo.
31802 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31804 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31806 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31808 (TYPES_UNOPUS): Likewise.
31809 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31810 builtin type, from UNOP to UNOPUS.
31811 (lbtruncuv4sf): Likewise.
31812 (lbtruncuv2df): Likewise.
31813 (lrounduv2sf): Likewise.
31814 (lrounduv4sf): Likewise.
31815 (lrounduv2df): Likewise.
31816 (lroundusf): Likewise.
31817 (lroundusf): Likewise.
31818 (lceiluv2sf): Likewise.
31819 (lceiluv4sf): Likewise.
31820 (lceiluv2df): Likewise.
31821 (lceilusf): Likewise.
31822 (lceiludf): Likewise.
31823 (lflooruv2sf): Likewise.
31824 (lflooruv4sf): Likewise.
31825 (lflooruv2df): Likewise.
31826 (lfloorusf): Likewise.
31827 (lfloorudf): Likewise.
31828 (lfrintnuv2sf): Likewise.
31829 (lfrintnuv4sf): Likewise.
31830 (lfrintnuv2df): Likewise.
31831 (lfrintnusf): Likewise.
31832 (lfrintnudf): Likewise.
31833 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31835 (vcvtq_u32_f32): Likewise.
31836 (vcvtq_u64_f64): Likewise.
31837 (vcvta_u32_f32): Likewise.
31838 (vcvtaq_u32_f32): Likewise.
31839 (vcvtaq_u64_f64): Likewise.
31840 (vcvtm_u32_f32): Likewise.
31841 (vcvtmq_u32_f32): Likewise.
31842 (vcvtmq_u64_f64): Likewise.
31843 (vcvtn_u32_f32): Likwise.
31844 (vcvtnq_u32_f32): Likewise.
31845 (vcvtnq_u64_f64): Likewise.
31846 (vcvtp_u32_f32): Likewise.
31847 (vcvtpq_u32_f32): Likewise.
31848 (vcvtpq_u64_f64): Likewise.
31849 (vcvtmd_u64_f64): Likewise.
31850 (vcvtms_u32_f32): Likewise.
31851 (vcvtad_u64_f64): Likewise.
31852 (vcvtas_u32_f32): Likewise.
31853 (vcvtnd_u64_f64): Likewise.
31854 (vcvtns_u32_f32): Likewise.
31855 (vcvtpd_u64_f64): Likewise.
31856 (vcvtps_u32_f32): Likewise.
31858 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31860 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31861 CSEL of zero_extended registers.
31863 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31865 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31866 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31868 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31870 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31871 false when argument string is not found in the attributes table
31874 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31877 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31878 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31879 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31880 precision estimate.
31882 2016-01-15 Richard Biener <rguenther@suse.de>
31884 PR tree-optimization/66856
31885 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31886 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31887 (vect_create_new_slp_node): Increment stmt reference count.
31888 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31889 an SLP tree before swapping operands.
31890 (vect_build_slp_tree): Likewise.
31891 (destroy_bb_vec_info): Free stmt info after SLP instances.
31892 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31893 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31894 (STMT_VINFO_NUM_SLP_USES): New macro.
31896 2016-01-15 Richard Biener <rguenther@suse.de>
31899 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31900 (add_linkage_name): ... here.
31901 (gen_typedef_die): Use add_linkage_name_raw instead of
31902 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31905 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31907 * gimplify.c (oacc_default_clause): Decode reference and pointer
31908 types for both kernels and parallel regions.
31910 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31912 PR middle-end/69246
31913 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31915 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31917 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31918 (convert_scalars_to_vector): Likewise.
31920 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31922 * doc/extend.texi (Type Traits): Fix grammar.
31924 2016-01-15 Martin Jambor <mjambor@suse.cz>
31926 * tree-inline.c (remap_decl): Use existing dclarations if
31927 remapping a type and prevent_decl_creation_for_types.
31928 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31929 decls first. Do real remapping with
31930 prevent_decl_creation_for_types set.
31931 * tree-inline.h (copy_body_data): New field
31932 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31935 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31937 * config/s390/s390.opt (mmvcle): More verbose help text.
31939 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31941 * config/s390/s390.opt: Add period to -mzvector option text.
31943 2016-01-15 Richard Biener <rguenther@suse.de>
31945 PR tree-optimization/68961
31946 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31947 of invariants in stores again.
31949 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31951 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31953 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31955 * config/i386/i386.c (ix86_expand_branch): Don't split
31956 DI mode xor instruction to SI mode.
31958 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31961 * ipa-icf.c (sem_function::merge): Virtual functions may become
31962 reachable even if they address is not taken and there are no
31965 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31967 * lto-streamer-out.c (subtract_estimated_size): New function.
31968 (get_symbol_initial_value): Use it.
31970 2016-01-15 Christian Bruel <christian.bruel@st.com>
31973 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31974 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31975 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31976 use add_builtin_function_ext_scope instead of add_builtin_function.
31977 (neon_set_p, neon_crypto_set_p): Remove.
31978 (arm_init_builtins): Always call arm_init_neon_builtins and
31979 arm_init_crypto_builtins.
31980 (arm_expand_builtin): Check that builtins are allowed for the arch.
31981 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31982 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31983 arm_init_neon_builtins call.
31985 2016-01-15 Richard Biener <rguenther@suse.de>
31987 PR tree-optimization/69117
31988 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31989 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31990 of the leader conservatively.
31991 (free_scc_vn): Restore original SSA name infos.
31993 2016-01-14 Jeff Law <law@redhat.com>
31995 PR tree-optimization/69270
31996 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31997 single bit of precision, verify it's also unsigned.
31998 (record_edge_info): Use constant_boolean_node rather than fold_convert
31999 to convert boolean_true/boolean_false to the right type.
32001 2016-01-14 Richard Henderson <rth@redhat.com>
32004 * loop-doloop.c (record_reg_sets): New.
32005 (doloop_optimize): Reject the transform if the sequence
32006 clobbers registers live at the end of the loop block.
32007 (doloop_optimize_loops): Enable df_live if needed.
32009 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32011 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32012 * config/rs6000/rs6000.c: Likewise.
32013 * config/rs6000/rs6000.h: Likewise.
32014 * config/rs6000/rs6000.md: Likewise.
32015 * doc/extend.texi: Likewsie.
32017 2016-01-14 Jeff Law <law@redhat.com>
32019 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32022 2016-01-14 Richard Henderson <rth@redhat.com>
32026 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32027 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32028 instead of builtin_decl_declared_p to test for declaration.
32030 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32032 * doc/loop.texi (Loop Analysis and Representation): Document
32033 loop_depth function.
32035 2016-01-14 Tom de Vries <tom@codesourcery.com>
32037 PR tree-optimization/68773
32038 * omp-low.c (expand_omp_target): Don't set force_output.
32039 * varpool.c (varpool_node::get_create): Same.
32040 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32041 offload_funcs with force_output.
32043 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32046 * lra-eliminations.c (move_plus_up): Don't change anything if either
32047 the outer or inner subreg mode is not MODE_INT.
32048 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32049 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32051 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32053 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32054 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32055 reduc_uplus_@var{m}): Remove.
32056 * expr.c (expand_expr_real_2): Remove expansion path for
32057 reduc_[us](min|max|plus) optabs.
32058 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32059 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32060 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32061 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32062 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32063 reduc_[us](min|max|plus) optabs.
32065 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32067 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32068 (reduc_plus_scal_v2sf): New.
32069 (reduc_smax_v2sf): Rename to...
32070 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32071 (reduc_smin_v2sf): Rename to...
32072 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32074 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32076 * alias.c (compare_base_symbol_refs): New function.
32077 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32080 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32082 PR middle-end/68146
32083 PR tree-optimization/69155
32084 * tree-complex.c: Include cfganal.h.
32085 (phis_to_revisit): New variable.
32086 (extract_component): Add phiarg_p argument. Assert that returned
32087 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32088 (update_phi_components): Partly rewrite to use loop over real/imag
32089 components instead of code duplication. If extract_component returns
32090 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32091 create_tmp_reg into the PHI node instead, and mention the phi triplet
32092 in phis_to_revisit.
32093 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32094 in phis_to_revisit at the end.
32096 2016-01-14 Richard Biener <rguenther@suse.de>
32098 PR tree-optimization/68060
32099 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32100 outer loop reduction is only used in the inner loop before
32101 detecting a double reduction.
32103 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32106 * combine.c (expand_field_assignment): Punt if compute_mode is
32107 unsupported scalar mode.
32109 2016-01-14 Richard Biener <rguenther@suse.de>
32111 PR tree-optimization/66856
32112 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32113 SLP node only if it built successfully.
32114 (vect_analyze_slp_instance): Adjust.
32116 2016-01-14 Jeff Law <law@redhat.com>
32118 PR tree-optimization/69270
32119 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32120 (record_edge_info): Use it. Convert boolean_{true,false}_node
32121 to the type of op0.
32123 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32126 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32127 use block_ultimate_origin
32128 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32130 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32132 * doc/invoke.texi (Submodel Options): Rename section to
32133 "Machine-Dependent Options" to better reflect its content.
32134 Rewrite introductory text to remove archaic CPU names.
32137 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32139 * doc/invoke.texi (Code Gen Options): Move section up in file,
32140 before target-specific options. Update menu and option summary
32141 to reflect the new section ordering.
32143 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32145 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32146 (C++ Dialect Options): Add cross-reference to -std option.
32147 * doc/standards.texi (C++ Language): Document C++14 support.
32149 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32151 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32152 for pack/unpack functions for __ibm128.
32153 (PACK_IF): Likewise.
32154 (UNPACK_IF): Likewise.
32156 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32157 support for __ibm128 pack/unpack functions.
32158 (rs6000_invalid_builtin): Likewise.
32159 (rs6000_init_builtins): Likewise.
32160 (rs6000_opt_masks): Likewise.
32162 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32163 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32165 (RS6000_BTM_COMMON): Likewise.
32167 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32168 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32169 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32170 128-bit floating point. Add support for the double values to be
32171 in Altivec registers for TF/IF packing and unpacking, but restrict
32172 TD packing sub-fields to be FPR registers. Don't allow overlapped
32173 register support for packing. Allow pack inputs to be memory
32174 locations. Don't build generator functions for unpack<mode>_dm
32175 and unpack<mode>_nodm.
32176 (unpack<mode>_dm): Likewise.
32177 (unpack<mode>_nodm): Likewise.
32178 (pack<mode>): Likewise.
32180 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32181 built-in functions to pack/unpack explicit __ibm128 values.
32182 (__builtin_unpack_ibm128): Likewise.
32184 * doc/extend.texi (PowerPC Built-in Functions): Document
32185 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32187 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32190 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32191 Add new arg loc and pass it down as context.
32192 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32193 to the location to use for the warning.
32194 (check_function_arguments): New arg loc. All callers changed. Pass
32195 it to check_function_nonnull.
32196 * c-common.h (check_function_arguments): Adjust declaration.
32198 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32200 PR tree-optimization/69156
32201 * gimple.c (validate_type): Removed.
32202 (gimple_builtin_call_types_compatible_p): Use
32203 useless_type_conversion_p instead of validate_type.
32204 * value-prof.c (gimple_stringop_fixed_value): Fold
32205 icall_size to correct type.
32207 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32209 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32212 2016-01-13 Richard Henderson <rth@redhat.com>
32215 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32216 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32217 (ix86_builtin_tm_store): Remove.
32218 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32219 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32220 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32221 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32222 * doc/tm.texi: Rebuild.
32224 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32225 (BUILT_IN_TM_MEMCPY_RTWN): New.
32226 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32227 fallback from vector to integer helpers.
32228 (build_tm_load): Handle vector types directly, instead of
32230 (build_tm_store): Likewise.
32231 (expand_assign_tm): Prepare for register types not handled by
32232 the above. Copy them to memory and use memcpy.
32233 * tree.c (tm_define_builtin): New.
32234 (find_tm_vector_type): New.
32235 (build_tm_vector_builtins): New.
32236 (build_common_builtin_nodes): Call it.
32238 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32240 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32241 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32243 2016-01-13 Tom de Vries <tom@codesourcery.com>
32245 PR tree-optimization/69169
32246 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32247 handled_struct_type param.
32248 (create_variable_info_for, intra_create_variable_infos): Call
32249 create_variable_info_for_1 with extra arg.
32251 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32253 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32254 and "armv8.1-a+crc" entries.
32256 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32259 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32260 Change first operand predicate from register_or_constm1_operand
32261 to register_operand.
32262 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32263 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32264 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32265 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32266 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32267 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32268 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32269 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32270 comparison with constm1_rtx from vec_prefetch_gen part.
32272 2016-01-13 Richard Biener <rguenther@suse.de>
32274 PR tree-optimization/69013
32275 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32276 Exchange assert for a test.
32278 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32281 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32283 2016-01-13 Richard Biener <rguenther@suse.de>
32285 PR tree-optimization/69242
32286 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32287 assert with a check.
32289 2016-01-13 Richard Biener <rguenther@suse.de>
32291 PR tree-optimization/69186
32292 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32293 Properly guard vect_update_misalignment_for_peel call.
32295 2016-01-12 Jeff Law <law@redhat.com>
32297 PR tree-optimization/pr67755
32298 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32299 "need_profile_correction".
32300 (thread_block_1): Initialize new field to false by default. If we
32301 have multiple thread paths through a common joiner to different
32302 final targets, then set new field to true.
32303 (compute_path_counts): Only do count adjustment when it's really
32306 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32308 * doc/invoke.texi (Spec Files): Move section down in file, past
32309 all command-line option descriptions.
32311 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32313 PR middle-end/54809
32314 * doc/gty.texi: Remove documentation of mark_hook.
32315 * gengtype.c (struct write_types_data): Remove code to support
32316 mark_hook attribute.
32317 (walk_type): Likewise.
32318 (write_func_for_structure): Likewise.
32320 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32322 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32323 Directory Options, and -specs= to Overall Options.
32324 (Overall Options): Adjust similarly. Reorder to group related
32325 options together. Make -specs= cross-reference the spec file details.
32326 (Directory Options): Adjust similarly.
32328 2016-01-12 Jeff Law <law@redhat.com>
32330 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32332 2016-01-12 Olivier Hainque <hainque@adacore.com>
32334 * gcc.c (spec_undefvar_allowed): New global.
32335 (process_command): Set to true when running for --version or --help,
32337 (getenv_spec_function): When the variable is not defined, use the
32338 variable name as the variable value if we're allowed not to issue
32341 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32343 PR tree-optimization/68911
32344 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32345 information computed for expression "init + nit * step".
32347 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32349 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32350 about name of GCC executable. Remove deleted node from menu.
32351 (Directory Options) <-B>: Remove cross-reference to deleted node.
32352 (Target Options): Delete section.
32354 2016-01-12 Christian Bruel <christian.bruel@st.com>
32357 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32358 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32360 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32363 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32364 aligned_mem is properly set for AVX512-VL floating point masked
32368 * ifcvt.c (cond_exec_process_if_block): When removing the last
32369 insn from then_bb, remove also any possible barriers that follow it.
32371 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32375 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32376 (PTRDIFF_TYPE): Likewise.
32377 (WCHAR_TYPE): Likewise.
32378 (WCHAR_TYPE_SIZE): Likewise.
32379 (STDINT_LONG32): Likewise.
32381 2016-01-12 Richard Biener <rguenther@suse.de>
32383 PR tree-optimization/69053
32384 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32385 convert initial value for cond reductions.
32387 2016-01-12 Richard Biener <rguenther@suse.de>
32389 PR tree-optimization/69007
32390 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32391 widen_sum after dot_prod and sad.
32393 2016-01-12 Richard Biener <rguenther@suse.de>
32395 PR tree-optimization/69168
32396 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32397 pattern stmt SLP type.
32398 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32399 end up unused so cope with that case.
32401 2016-01-12 Richard Biener <rguenther@suse.de>
32403 PR tree-optimization/69157
32404 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32405 stmts def type only during analyze phase.
32406 (vectorizable_call): Likewise.
32407 (vectorizable_simd_clone_call): Likewise.
32408 (vectorizable_conversion): Likewise.
32409 (vectorizable_assignment): Likewise.
32410 (vectorizable_shift): Likewise.
32411 (vectorizable_operation): Likewise.
32412 (vectorizable_store): Likewise.
32413 (vectorizable_load): Likewise.
32415 2016-01-12 Richard Biener <rguenther@suse.de>
32417 PR tree-optimization/69174
32418 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32420 (vectorizable_load): Properly compute the number of loads needed
32421 for permuted strided SLP loads and do not spuriously assign
32422 to SLP_TREE_VEC_STMTS.
32424 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32426 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32427 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32428 (MD_EXEC_PREFIX): Remove.
32429 (MD_STARTFILE_PREFIX) Removee.
32430 (FILE_NAME_ABSOLUTE_P): Remove.
32431 (CPP_SPEC): Do not read macros from sys/version.h.
32432 (LINK_COMMAND_SPEC): Remove.
32433 (LOCAL_INCLUDE_DIR): Remove.
32434 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32435 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32436 (POST_LINK_SPEC): Define to invoke stubify after linker
32437 (LIBSTDCXX): Remove define
32438 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32439 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32440 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32441 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32442 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32443 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32444 (i386_djgpp_asm_named_section): Add propotype of new procedure
32446 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32447 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32448 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32449 in config/i386/djgpp.h).
32450 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32451 STANDARD_STARTFILE_PREFIX_1.
32452 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32453 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32454 installation errors.
32455 (MAX_OFILE_ALIGNMENT): Define to 128.
32456 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32458 * config/i386/djgpp.c: New file. Add implementation of
32459 i386_djgpp_asm_named_section.
32461 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32463 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32464 Add rule for building djgpp.o.
32466 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32468 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32469 (rtx_is_swappable_p): Reductions are swappable.
32470 (insn_is_swappable_p): V2DF reductions are swappable.
32472 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32474 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32475 reloads for other unsupported memory operands.
32477 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32478 Jim Wilson <jim.wilson@linaro.org>
32481 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32482 copy_to_mode_reg instead of force_reg.
32484 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32487 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32488 TARGET_80387 is true.
32490 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32493 * lra-eliminations.c (move_plus_up): Only move plus up
32494 if subreg of the constant can be simplified into constant
32495 and use the simplified subreg of the constant instead of
32496 the original constant.
32498 * fold-const.c (fold_convertible_p): Don't return true
32499 for conversion of VECTOR_TYPE to same sized integral type.
32500 (fold_convert_loc): Fix up formatting. Fold conversion of
32501 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32502 instead of NOP_EXPR.
32504 PR tree-optimization/69214
32505 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32506 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32509 PR tree-optimization/69207
32510 * tree-vect-slp.c (vect_get_constant_vectors): For
32511 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32512 fold_convertible_p to vector_type's element type, and always
32513 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32515 2016-01-11 Richard Biener <rguenther@suse.de>
32517 PR tree-optimization/69173
32518 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32519 fixup the cycle if all stmts are in a pattern.
32521 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32523 PR middle-end/68999
32524 * alias.c (base_alias_check): Move check for addresses with
32525 alignment ANDs before the call for compare_base_decls.
32526 (memrefs_conflict_p): Return -1 for different decls
32527 that went through alignment adjustments.
32529 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32531 PR rtl-optimization/68796
32532 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32533 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32534 and QImode comparisons against zero with CC_NZmode.
32535 * config/aarch64/iterators.md (short_mask): New mode_attr.
32537 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32539 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32540 (<avx512>_store<mode>_mask): Likewise.
32542 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32543 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32545 PR rtl-optimization/68841
32546 * ifcvt.c (struct noce_if_info): Add orig_x field.
32547 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32548 Don't record conflicts on to_rename if it's present.
32549 Allow memory destinations in sets.
32550 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32551 blocks, passing orig_x to the checks.
32552 (noce_process_if_block): Set if_info->orig_x appropriately.
32554 2016-01-11 Tom de Vries <tom@codesourcery.com>
32556 PR tree-optimization/69069
32557 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32559 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32561 PR rtl-optimization/68920
32562 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32563 of conditional moves for RTL if-conversion to 1 for
32564 TARGET_ONE_IF_CONV_INSN.
32565 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32566 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32567 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32568 parameter to restirct number of conditional moves for
32570 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32571 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32574 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32577 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32578 onepart vars. Fix typo in comment. Fix reversed condition in
32580 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32583 * var-tracking.c (dump_onepart_variable_differences): New.
32584 (dataflow_set_different): If a detailed dump is requested,
32585 delay early returns and dump differences between onepart
32586 variables present before and after, and added variables.
32588 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32591 * expr.c (expand_expr_real_1): For boolean vector constants
32592 with a scalar mode use const_scalar_mask_from_tree.
32593 (const_scalar_mask_from_tree): New.
32594 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32595 assigned to a mask type to handle constants.
32597 2016-01-11 Martin Jambor <mjambor@suse.cz>
32600 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32601 useless parameters if we cannot change function signature.
32603 2016-01-11 Martin Jambor <mjambor@suse.cz>
32606 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32609 2016-01-11 Tom de Vries <tom@codesourcery.com>
32611 PR tree-optimization/69109
32612 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32615 2016-01-11 Tom de Vries <tom@codesourcery.com>
32617 PR tree-optimization/69108
32618 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32619 res is not used in a phi.
32621 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32624 * common.opt (frandom-seed): Fix parameter name.
32625 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32627 2016-01-11 Tom de Vries <tom@codesourcery.com>
32629 PR tree-optimization/69058
32630 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32633 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32635 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32636 (mcode-density): Likewise.
32638 2016-01-10 Tom de Vries <tom@codesourcery.com>
32640 PR tree-optimization/69062
32641 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32642 (parallelize_loops): Don't paralelize loop that has phi with address
32645 2016-01-10 Tom de Vries <tom@codesourcery.com>
32647 PR tree-optimization/69039
32648 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32651 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32653 PR middle-end/68743
32654 * match.pd: Require target has function_c99_misc before doing
32655 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32657 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32659 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32661 * configure: Regenerate.
32663 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32665 PR middle-end/50865
32666 PR tree-optimization/69097
32667 * fold-const.h (expr_not_equal_to): New prototype.
32668 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32669 (expr_not_equal_to): New function.
32670 * match.pd (X % -Y is the same as X % Y): Don't optimize
32671 unless X is known not to be equal to minimum or Y is known
32672 not to be equal to -1.
32673 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32674 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32675 (simplify_stmt_using_ranges): Adjust caller.
32676 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32677 substitute_and_fold.
32679 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32681 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32684 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32686 PR tree-optimization/69167
32687 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32688 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32690 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32692 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32693 Richard Biener <rguenther@suse.de>
32695 PR tree-optimization/68707
32696 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32697 instances that can be handled via vect_load_lanes.
32699 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32701 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32702 if we can't determine address equivalence.
32703 * alias.c (compare_base_decl): Update for changed return value of
32704 symtab_node::equal_address_to.
32706 2016-01-08 Jason Merrill <jason@redhat.com>
32710 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32711 * expr.c (store_field): Not here.
32712 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32713 call with TREE_ADDRESSABLE type.
32714 * tree-cfg.c (verify_gimple_call): Adjust.
32716 2016-01-08 Olivier Hainque <hainque@adacore.com>
32718 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32721 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32723 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32724 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32725 (reduc_smin_v2sf): Rename to...
32726 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32727 (reduc_splus_v2sf): Rename to...
32728 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32730 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32732 PR tree-optimization/69162
32733 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32734 valist argument in another argument.
32735 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32736 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
32737 to determine the va_list type, build a MEM_REF instead of
32738 build_fold_indirect_ref.
32740 PR tree-optimization/69172
32741 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
32744 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
32746 PR tree-optimization/67781
32747 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
32748 and cmpnop in two steps: first the ones not accessed in original
32749 gimple expression in a endian independent way and then the ones not
32750 accessed in the final result in an endian-specific way.
32752 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32754 PR tree-optimization/69083
32755 * tree-vect-slp.c (vect_get_constant_vectors): For
32756 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
32757 element type. If op is fold_convertible_p to vector_type's element
32758 type, use NOP_EXPR instead of VCE.
32760 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32762 PR rtl-optimization/67778
32763 PR rtl-optimization/68634
32764 PR rtl-optimization/68909
32765 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32766 block from the stack until done with it. Remove a superfluous
32767 bitmap set. Remove a superfluous bitmap test.
32769 2016-01-07 Martin Sebor <msebor@redhat.com>
32772 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32773 constraint on the type of arguments.
32775 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32777 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32778 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32779 unaligned_access on the gcc_options set.
32780 * config/arm/arm.c (arm_option_override_internal): Use
32781 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32783 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32786 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32787 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32789 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32792 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32795 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32796 depending on frame_pointer_needed before remaining integer and SSE
32797 registers are saved.
32799 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32802 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32804 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32807 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32808 Use the "xBm" constraint.
32809 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32811 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32812 (sse_cvtsi2ssq<round_name>): Likewise.
32813 (sse_cvtss2si<round_name>): Likewise.
32814 (sse_cvtss2siq<round_name>): Likewise.
32815 (sse2_cvtsi2sdq<round_name>): Likewise.
32816 (sse2_cvtsd2si<round_name>): Likewise.
32817 (sse2_cvtsd2siq<round_name>): Likewise.
32818 * config/i386/subst.md (round_nimm_scalar_predicate): New
32821 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32823 PR middle-end/67639
32824 * varasm.c (make_decl_rtl): Mark invalid register vars as
32827 PR rtl-optimization/66206
32828 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32829 All callers changed.
32831 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32833 PR tree-optimization/69141
32834 * tree-ssa-pre.c: Include langhooks.h.
32835 (eliminate_dom_walker::before_dom_children): Use
32836 lang_hooks.decl_printable_name instead of
32837 cgraph_node::get ()->name ().
32839 PR middle-end/68960
32840 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32841 it and DECL_ALIGN too.
32843 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32845 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32847 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32850 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32851 depending on frame_pointer_needed before remaining integer and SSE
32852 registers are saved.
32854 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32856 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32857 mode iterator with VSX_M2.
32858 (*p9_vecstore_<mode>): Likewise.
32859 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32860 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32861 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32862 (define_split for VSX_LE128 stores): Likewise.
32863 (define_peephole2 for TImode LE swaps): Likewise.
32864 (define_split for VSX_LE128 post-reload stores): Likewise.
32866 2016-01-06 Marek Polacek <polacek@redhat.com>
32869 * convert.c (convert_to_integer_1): Adjust call to
32870 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32871 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32872 EXPR instead of ARG.
32873 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32875 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32878 * doc/extend.texi (RL78 Variable Attributes): New section.
32880 2016-01-05 Marek Polacek <polacek@redhat.com>
32883 * builtins.c (get_memmodel): Use expansion point location rather than
32884 the input location. Call warning_at rather than warning.
32885 (expand_builtin_atomic_compare_exchange): Likewise.
32886 (expand_builtin_atomic_load): Likewise.
32887 (expand_builtin_atomic_store): Likewise.
32888 (expand_builtin_atomic_clear): Likewise.
32890 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32893 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32894 Replace nonimmediate_operand with vector_operand.
32895 * config/i386/predicates.md (vector_operand): New predicate.
32896 (general_vector_operand): Replace nonimmediate_operand with
32898 * config/i386/sse.md: Replace nonimmediate_operand with
32899 vector_operand and m constraint with Bm constraint on SSE
32900 patterns with 16-byte memory operand.
32901 * config/i386/subst.md (round_nimm_predicate): Replace
32902 nonimmediate_operand with vector_operand.
32903 (round_saeonly_nimm_predicate): Likewise.
32904 (round_saeonly_nimm_scalar_predicate): New.
32906 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32909 * config/i386/constraints.md (Bm): New constraint.
32910 * config/i386/predicates.md (vector_memory_operand): New
32912 * config/i386/sse.md: Replace xm with xBm in plusminus and
32913 any_logic patterns.
32915 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32918 * doc/extend.texi (V850 Function Attributes): New section.
32919 (V850 Variable Attributes): New section.
32921 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32924 * doc/extend.texi (MicroBlaze Function Attributes): Document
32925 interrupt_handler and fast_interrupt attributes.
32927 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32930 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32931 for local symbolic operands.
32932 * config/ia64/predicates.md (local_symbolic_operand64): New
32935 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32937 PR rtl-optimization/68651
32938 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32941 2016-01-05 Nathan Sidwell <nathan@acm.org>
32943 * alias.c (compare_base_decls): Use symtab_node::get.
32945 2016-01-05 Nick Clifton <nickc@redhat.com>
32948 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32949 secondary_reload_info structure.
32952 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32953 decls if weak support is available.
32955 2016-01-04 Martin Sebor <msebor@redhat.com>
32957 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32959 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32961 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32962 OPTION_MASK_P9_DFORM.
32964 * config/rs6000/constraints.md (wo constraint): New constraint for
32967 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32969 (rs6000_init_hard_regno_mode_ok): Likewise.
32971 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32974 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32975 expanders not to have constraints. Add support for ISA 3.0 xxperm
32976 instruction. Add support for fusing xxlor with xxperm.
32977 (altivec_vperm_<mode>_internal): Likewise.
32978 (altivec_vperm_v8hiv16qi): Likewise.
32979 (altivec_vperm_<mode>v16q): Likewise.
32980 (altivec_vperm_<mode>_uns): Likewise.
32981 (vperm_v8hiv4si): Likewise.
32982 (vperm_v16qiv8hi): Likewise.
32984 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32986 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32988 Update copyright years.
32990 * gcc.c (process_command): Update copyright notice dates.
32991 * gcov-dump.c (print_version): Ditto.
32992 * gcov.c (print_version): Ditto.
32993 * gcov-tool.c (print_version): Ditto.
32994 * gengtype.c (create_file): Ditto.
32995 * doc/cpp.texi: Bump @copying's copyright year.
32996 * doc/cppinternals.texi: Ditto.
32997 * doc/gcc.texi: Ditto.
32998 * doc/gccint.texi: Ditto.
32999 * doc/gcov.texi: Ditto.
33000 * doc/install.texi: Ditto.
33001 * doc/invoke.texi: Ditto.
33003 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33005 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33006 modes larger than TImode as TImode if NEON is not enabled.
33008 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33011 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33012 mode for %f0-%f31 only if TARGET_FPU.
33014 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33017 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33018 to compute the PACKED_P predicate.
33019 (function_arg_record_value): Minor tweaks.
33021 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33023 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33024 option for arm*-*-* targets.
33026 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33028 * doc/extend.texi (Common Function Attributes): Move docs for
33029 MSP430-specific attributes to....
33030 (MSP430 Function Attributes): ...here. Delete the redundant
33031 entries and copy-edit the remaining text.
33032 (MSP430 Variable Attributes): Use uniform format for index
33033 entries and add a cross-reference to the corresponding function
33036 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33038 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33040 (x86 Options): Likewise.
33042 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33046 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33047 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33048 to corresponding attribute.
33050 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33052 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33053 to correct alphabetization of table. Copy-edit and correct
33055 <stack_protect>: Likewise.
33056 <target_clones>: Likewise.
33058 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33059 Correct punctuation.
33060 (Code Gen Options) <-fno-plt>: Copy-edit.
33062 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33065 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33066 SI values. Explicitly convert SI to DI and vice-versa.
33068 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33070 PR tree-optimization/69070
33071 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33072 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33075 * ubsan.c (ubsan_instrument_float_cast): Call
33076 initialize_sanitizer_builtins.
33079 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33081 Copyright (C) 2016 Free Software Foundation, Inc.
33083 Copying and distribution of this file, with or without modification,
33084 are permitted in any medium without royalty provided the copyright
33085 notice and this notice are preserved.