1 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
4 (TYPES_GETREGP): Likewise.
5 (TYPES_SHIFTINSERTP): Likewise.
6 (TYPES_COMBINEP): Likewise.
7 (TYPES_STORE1P): Likewise.
8 * config/aarch64/aarch64-simd-builtins.def
9 (combine): Added poly generator.
10 (get_dregoi): Likewise.
11 (get_dregci): Likewise.
12 (get_dregxi): Likewise.
16 * config/aarch64/arm_neon.h
17 (poly64x1x2_t, poly64x1x3_t): New.
18 (poly64x1x4_t, poly64x2x2_t): Likewise.
19 (poly64x2x3_t, poly64x2x4_t): Likewise.
20 (poly64x1_t): Likewise.
21 (vcreate_p64, vcombine_p64): Likewise.
22 (vdup_n_p64, vdupq_n_p64): Likewise.
23 (vld2_p64, vld2q_p64): Likewise.
24 (vld3_p64, vld3q_p64): Likewise.
25 (vld4_p64, vld4q_p64): Likewise.
26 (vld2_dup_p64, vld3_dup_p64): Likewise.
27 (vld4_dup_p64, vsli_n_p64): Likewise.
28 (vsliq_n_p64, vst1_p64): Likewise.
29 (vst1q_p64, vst2_p64): Likewise.
30 (vst3_p64, vst4_p64): Likewise.
31 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
32 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
33 (vget_lane_p64, vgetq_lane_p64): Likewise.
34 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
35 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
36 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
37 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
38 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
39 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
40 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
41 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
42 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
43 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
44 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
45 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
46 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
47 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
48 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
49 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
50 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
51 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
52 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
53 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
54 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
55 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
56 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
57 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
58 (vset_lane_p64, vsetq_lane_p64): Likewise.
59 (vget_low_p64, vget_high_p64): Likewise.
60 (vcombine_p64, vst2_lane_p64): Likewise.
61 (vst3_lane_p64, vst4_lane_p64): Likewise.
62 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
63 (vst4q_lane_p64, vget_lane_p64): Likewise.
64 (vget_laneq_p64, vset_lane_p64): Likewise.
65 (vset_laneq_p64, vcopy_lane_p64): Likewise.
66 (vcopy_laneq_p64, vdup_n_p64): Likewise.
67 (vdupq_n_p64, vdup_lane_p64): Likewise.
68 (vdup_laneq_p64, vld1_p64): Likewise.
69 (vld1q_p64, vld1_dup_p64): Likewise.
70 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
71 (vmov_n_p64, vmovq_n_p64): Likewise.
72 (vst3q_p64, vst4q_p64): Likewise.
73 (vld1_lane_p64, vld1q_lane_p64): Likewise.
74 (vst1_lane_p64, vst1q_lane_p64): Likewise.
75 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
76 (vdupq_laneq_p64): Likewise.
78 2016-11-28 Tamar Christina <tamar.christina@arm.com>
79 * config/arm/arm_neon.h (vget_lane_p64): New.
81 2016-11-28 Iain Sandoe <iain@codesourcery.com>
84 * configure.ac (with_ld64): Use portable method to extract the
85 major part of the version number.
86 * configure: Regenerated.
88 2016-11-28 Jakub Jelinek <jakub@redhat.com>
90 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
91 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
92 intmax_t couldn't be determined.
93 (format_integer): Make {,u}intmax_type_node no longer static,
94 initialize them only when needed. For z and t use
95 signed_or_unsigned_type_for instead of assuming size_t and
96 ptrdiff_t have the same precision.
99 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
100 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize
102 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
103 vector instead of traversing m_classes hash table. Release
105 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
107 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
108 add it also to m_classes_vec vector.
109 (sem_item_optimizer::remove_symtab_node,
110 sem_item_optimizer::build_hash_based_classes,
111 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
112 (sem_item_optimizer::subdivide_classes_by_equality,
113 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
114 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
115 instead of traversing m_classes hash table. Formatting fixes.
116 (sem_item_optimizer::traverse_congruence_split,
117 sem_item_optimizer::do_congruence_step_for_index,
118 sem_item_optimizer::do_congruence_step): Formatting fixes.
119 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
120 vector instead of traversing m_classes hash table.
121 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
122 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
123 instead of traversing m_classes hash table.
125 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
127 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
128 X is not unused after.
130 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
132 PR rtl-optimization/78120
133 * rtlanal.c (insn_rtx_cost): Revert previous change.
135 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
138 * config/avr/avr.md (SPLIT34): New mode iterator.
139 (bitop): New code iterator.
140 (*iorhi3.ashift8-*). New insn-and-split patterns.
141 (*movhi): Post-reload split reg = 0.
142 [!MOVW]: Post-reload split reg = reg.
143 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
144 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
145 (iorhi3, iorpsi3, iorsi3): Same.
146 (xorhi3, xorpsi3, xorsi3): Same.
147 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
148 costs to *iorhi3.ashift8-* patterns.
150 2016-11-27 Iain Sandoe <iain@codesourcery.com>
151 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
154 * config.in: Regenerate
155 * config/darwin-driver.c (darwin_driver_init): Emit a version string
157 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
158 * config/darwin.opt(asm_macosx_version_min): New.
159 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
160 * configure: Regenerate
161 * configure.ac: Check for mmacosx-version-min handling.
163 2016-11-27 Iain Sandoe <iain@codesourcery.com>
166 * config/i386/i386.c (ix86_code_end): Note that we emitted code
167 where the function might otherwise appear empty for picbase thunks.
168 (ix86_output_function_epilogue): If we find a zero-sized function
169 assume that reaching it is UB and trap. If we find a trailing label
171 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
172 find a zero-sized function assume that reaching it is UB and trap.
173 If we find a trailing label, append a nop.
175 2016-11-27 Iain Sandoe <iain@codesourcery.com>
178 * config/darwin-sections.def (picbase_thunk_section): New.
179 * config/darwin.c (darwin_init_sections): Set up picbase thunk
180 section. (darwin_rodata_section, darwin_objc2_section,
181 machopic_select_section, darwin_asm_declare_constant_name,
182 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
183 coalesced with newer linkers.
184 (darwin_override_options): Decide on usage of coalesed sections
185 on the basis of the target linker version.
186 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
187 * config/darwin.opt (mtarget-linker): New.
188 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
189 a coalesced section, instead use a thunks section.
191 2016-11-27 Iain Sandoe <iain@codesourcery.com>
194 * configure.ac (with-ld64): New var, set for Darwin, set on
195 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
196 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New,
198 * config/darwin10.h(DEF_LD64): Update for this target version.
199 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic
200 test. (DEF_LD64): Update for this target version.
201 * configure: Regenerated.
202 * config.in: Regenerated.
204 2016-11-27 Iain Sandoe <iain@codesourcery.com>
207 * config/darwin.c (imachopic_indirection_name): Make data
208 section indirections linker-visible.
209 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
210 constant labels linker-visible.
212 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
214 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
215 (free_lang_data): Remove assignment to ptrdiff_type_node.
217 2016-11-25 Jakub Jelinek <jakub@redhat.com>
219 PR rtl-optimization/78526
220 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
221 beyond val's precision.
223 PR rtl-optimization/78527
224 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
225 out of bounds shift count.
227 2016-11-25 Martin Liska <mliska@suse.cz>
230 * doc/invoke.texi (-fprofile-use): Fix reference to a section
231 where -fprofile-generate is documented.
233 2016-11-25 Martin Liska <mliska@suse.cz>
235 PR gcov-profile/78086
236 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
237 not supported by a target. Set priority to 100 if possible.
238 (build_gcov_exit_decl): Likewise.
240 2016-11-25 Richard Biener <rguenther@suse.de>
243 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
244 unary, binary and single RHSs.
245 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
247 2016-11-25 Bin Cheng <bin.cheng@arm.com>
252 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
253 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
254 and set it to result code if transformation is valid. Use code EQ
255 directly in last simplification case.
257 2016-11-25 Richard Biener <rguenther@suse.de>
259 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
260 before valueizing return stmts.
262 2016-11-24 Richard Biener <rguenther@suse.de>
264 PR tree-optimization/78343
265 * passes.def: Add CD-DCE pass after loop splitting.
266 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
267 SCEV init/finalize ...
268 (perform_tree_ssa_dce): ... here. Deal with being
269 executed inside the loop pipeline in aggressive mode.
271 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
273 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
275 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
277 PR tree-optimization/77673
278 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
279 (init_symbolic_number): Initialize src field from src parameter.
280 (perform_symbolic_merge): Select most dominated statement as the
281 source statement. Set src field of resulting n structure from the
282 input src with the lowest address.
283 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
284 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
285 of load from src field rather than insertion statement. Cancel
286 optimization if statement analyzed is not dominated by the insertion
288 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
289 dominance information.
291 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
294 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
296 2016-11-25 Martin Jambor <mjambor@suse.cz>
298 PR tree-optimization/70965
299 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
301 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
304 * config/i386/i386.c (i386_excess_precision): Do not return
305 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
306 EXCESS_PRECISION_TYPE_STANDARD.
307 * target.def (excess_precision): Document that targets should
308 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
309 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
310 Fix typo in first sentence.
311 * doc/tm.texi: Regenerate.
313 2016-11-25 Richard Biener <rguenther@suse.de>
315 PR tree-optimization/78396
316 * tree-vectorizer.c (vectorize_loops): When the if-converted
317 body contains masked loads or stores do not attempt to
318 basic-block-vectorize it.
320 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
321 Alan Hayward <alan.hayward@arm.com>
322 David Sherwood <david.sherwood@arm.com>
324 * function.h (spill_slot_alignment): Declare.
325 * function.c (spill_slot_alignment): New function.
326 * lra-spills.c (slot): Add align and size fields.
327 (assign_mem_slot): Use them in the call to assign_stack_local.
328 (add_pseudo_to_slot): Update the fields.
329 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
331 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
332 Alan Hayward <alan.hayward@arm.com>
333 David Sherwood <david.sherwood@arm.com>
335 * stor-layout.c (layout_type): Allow the caller to set the mode of
336 a float type. Only choose one here if the mode is still VOIDmode.
337 * tree.c (build_common_tree_nodes): Set the type mode of decimal
338 floats before calling layout_type.
339 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
341 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
343 * tree-tailcall.c (find_tail_calls): Allow calls to reference
344 local variables if all references are known to be direct.
346 2016-11-25 Jakub Jelinek <jakub@redhat.com>
347 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
350 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
351 non null and it's precision matches precision of lhs's type.
353 2016-11-24 Martin Sebor <msebor@redhat.com>
355 PR tree-optimization/78476
356 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
358 (handle_gimple_call): Adjust signature.
359 (try_substitute_return_value): Remove calls to bounded functions
360 with zero buffer size whose result is known.
361 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
363 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
365 * varasm.c (assemble_start_function): Wrap align_log definition in
366 ASM_OUTPUT_MAX_SKIP_ALIGN.
368 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.md (wide AND insn to QImode splitter): Use
371 explicit mode macros.
372 (wide OR insn to QImode splitter): Ditto.
374 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
376 PR rtl-optimization/77541
377 * lra-constraints.c (struct input_reload): Add field match_p.
378 (get_reload_reg): Check modes of input reloads to generate unique
380 (match_reload): Add input reload pseudo for the current insn.
382 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
384 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
385 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
387 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
388 the aarch64_fp16_type_node, not all HFmode types.
389 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
390 (aarch64_scalar_mode_supported_p): Likewise.
391 (aarch64_excess_precision): New.
392 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
393 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
394 (TARGET_C_EXCESS_PRECISION): Likewise.
396 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
398 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
399 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
401 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
403 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
404 (<optab>dihf2): Likewise.
405 (aarch64_fp16_<optab><mode>hf2): New.
407 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
410 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
412 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
414 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
415 Enable REE at -O2 and higher.
416 * config/sparc/sparc.c (sparc_option_override): Disable it by default
419 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
423 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
424 (new_temp_expr_table): Initialise reg_vars_cnt.
425 (free_temp_expr_table): Release reg_vars_cnt.
426 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
428 (find_replaceable_in_bb): Use the above to record register variable
429 write occurrences and cancel replacement across them.
431 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
433 PR rtl-optimization/78437
434 * ree.c (get_uses): New function.
435 (combine_reaching_defs): When a copy is needed, return false if any
436 reaching use of the source register reads it in a mode larger than
437 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
439 2016-11-24 Martin Liska <mliska@suse.cz>
441 * gimple-pretty-print.c (dump_edge_probability): New function.
442 (dump_gimple_switch): Dump label edge probabilities.
443 (dump_gimple_cond): Likewise.
444 (dump_gimple_label): Dump
445 (dump_gimple_bb_header): Dump basic block frequency.
446 (pp_cfg_jump): Replace e->dest argument with e.
447 (dump_implicit_edges): Likewise.
448 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
449 Use gimple_bb (at) instead of at->bb.
451 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
453 * common.opt (flimit-function-alignment): New.
454 * doc/invoke.texi (-flimit-function-alignment): Document.
455 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
456 * final.c (shorten_branches): Set it.
457 * varasm.c (assemble_start_function): Limit alignment if
460 2016-11-24 Richard Biener <rguenther@suse.de>
462 PR tree-optimization/71595
463 * cfgloopmanip.h (remove_path): Add irred_invalidated and
464 loop_closed_ssa_invalidated parameters, defaulted to NULL.
465 * cfgloopmanip.c (remove_path): Likewise, pass them along to
466 called functions. Only fix irred flags if the caller didn't
468 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
469 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
472 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
474 PR rtl-optimization/78120
475 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
476 cases, and additionally test against max_seq_cost for speed
478 (noce_process_if_block): Compute an estimate for the original cost when
479 optimizing for speed, using the minimum of then and else block costs.
481 PR rtl-optimization/78120
482 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
484 PR rtl-optimization/78120
485 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
487 2016-11-24 Bin Cheng <bin.cheng@arm.com>
489 * match.pd: Refine type conversion in result expr for below pattern:
490 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
492 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
495 * tree.h (wi::fits_to_boolean_p): New predicate.
496 (wi::fits_to_tree_p): Use it for boolean types.
497 * tree.c (int_fits_type_p): Likewise.
499 2016-11-24 Martin Liska <mliska@suse.cz>
501 * print-tree.c (struct bucket): Remove.
502 (print_node): Add new argument which drives whether a tree node
503 is printed briefly or not.
504 (debug_tree): Replace a custom hash table with hash_set<T>.
505 * print-tree.h (print_node): Add the argument.
507 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
509 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
511 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
514 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
515 if it is at least NREGS wide.
517 2016-11-23 Joseph Myers <joseph@codesourcery.com>
519 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
520 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
521 TFmode, IFmode and KFmode.
523 2016-11-23 Joseph Myers <joseph@codesourcery.com>
525 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
528 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
530 * combine.c (change_zero_ext): Only change the mode of a hard register
531 destination if can_change_dest_mode holds for that.
533 2016-11-23 Jeff Law <law@redhat.com>
535 * varasm.c (assemble_name): Increase buffer size for name.
537 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
539 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
541 * doc/extend.texi: Constify first argument to __builtin_object_size.
543 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
545 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
546 to be used. Add brackets around macro argument.
548 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
552 2016-11-23 Jakub Jelinek <jakub@redhat.com>
555 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
556 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
558 2016-11-23 Jakub Jelinek <jakub@redhat.com>
561 * omp-low.c (build_outer_var_ref): Change lastprivate argument
562 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
563 on worksharing constructs, treat it like clauses on simd construct.
565 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
566 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
567 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
568 of true as last argument to build_outer_var_ref.
570 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/i386.md (*movqi_internal): Calculate mode
573 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
574 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
575 (*k<logic><mode>): Calculate mode attribute depending on
576 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
577 (*andqi_1): Calculate mode attribute of alternative 3 depending
578 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
579 (kandn<mode>): Calculate mode attribute of alternative 2 depending
580 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
581 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
582 iterator. Calculate mode attribute of alternative 1 depending
583 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
584 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
585 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
587 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
590 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
591 * tree-vrp.c (extract_range_basic): Handle case for
594 2016-11-23 Jeff Law <law@redhat.com>
596 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
598 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
599 in boolean context warning.
601 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
603 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
606 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
607 (arm_fp16_type_node): ...This, make visibile.
608 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
610 (arm_init_simd_builtin_types): Likewise.
611 (arm_init_fp16_builtins): Likewise.
612 * config/arm/arm.c (arm_excess_precision): New.
613 (arm_floatn_mode): Likewise.
614 (TARGET_C_EXCESS_PRECISION): Likewise.
615 (TARGET_FLOATN_MODE): Likewise.
616 (arm_promoted_type): Only promote arm_fp16_type_node.
617 * config/arm/arm.h (arm_fp16_type_node): Declare.
619 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
621 * config/arm/arm.c (arm_convert_to_type): Delete.
622 (TARGET_CONVERT_TO_TYPE): Delete.
623 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
624 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
625 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
626 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
627 are in fast math mode, and have no single step hardware instruction.
628 (extendhfdf2): Only expand through SFmode if we don't have a
629 single-step hardware instruction.
630 * config/arm/vfp.md (*truncdfhf2): New.
631 (extendhfdf2): Likewise.
633 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
635 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
638 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
640 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
641 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
642 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
643 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
644 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
645 * doc/tm.texi: Regenerate.
646 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
648 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
650 * toplev.c (init_excess_precision): Delete most logic.
651 * tree.c (excess_precision_type): Rewrite to use
652 TARGET_EXCESS_PRECISION.
653 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
654 more generic fashion.
655 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
656 __STDC_WANT_IEC_60559_TYPES_EXT__.
658 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
660 * common.opt (fpermitted-flt-eval-methods): New.
661 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
662 * flag_types.h (permitted_flt_eval_methods): New.
664 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
666 * config/m68k/m68k.c (m68k_excess_precision): New.
667 (TARGET_C_EXCESS_PRECISION): Define.
669 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
671 * config/s390/s390.c (s390_excess_precision): New.
672 (TARGET_C_EXCESS_PRECISION): Define.
674 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
676 * config/i386/i386.c (ix86_excess_precision): New.
677 (TARGET_C_EXCESS_PRECISION): Define.
679 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
681 * target.def (excess_precision): New hook.
682 * target.h (flt_eval_method): New.
683 (excess_precision_type): Likewise.
684 * targhooks.c (default_excess_precision): New.
685 * targhooks.h (default_excess_precision): New.
686 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
687 * doc/tm.texi: Regenerate.
689 2016-11-23 Martin Sebor <msebor@redhat.com>
692 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
693 set the minimum number of bytes for an unknown string to zero.
695 2016-11-23 Martin Jambor <mjambor@suse.cz>
696 Martin Liska <mliska@suse.cz>
698 * hsa-builtins.def: New file.
699 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
700 * builtins.def: Include hsa-builtins.def.
701 (DEF_HSA_BUILTIN): New macro.
702 * dumpfile.h (OPTGROUP_OPENMP): Define.
703 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
704 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
705 GF_OMP_FOR_GRID_GROUP_ITER.
706 (gimple_omp_for_grid_phony): Added checking assert.
707 (gimple_omp_for_set_grid_phony): Likewise.
708 (gimple_omp_for_grid_intra_group): New function.
709 (gimple_omp_for_set_grid_intra_group): Likewise.
710 (gimple_omp_for_grid_group_iter): Likewise.
711 (gimple_omp_for_set_grid_group_iter): Likewise.
712 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
713 previosuly only distribute loop was permitted.
714 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
715 (grid_get_kernel_launch_attributes): Support multiple HSA grid
717 (grid_expand_omp_for_loop): Likewise and also support standalone
718 distribute constructs. New parameter INTRA_GROUP, updated both users.
719 (grid_expand_target_grid_body): Support standalone distribute
721 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
722 (pass_data_expand_omp_ssa): Likewise.
723 (pass_data_omp_device_lower): Likewsie.
724 (pass_data_lower_omp): Likewise.
725 (pass_data_diagnose_omp_blocks): Likewise.
726 (pass_data_oacc_device_lower): Likewise.
727 (pass_data_omp_target_link): Likewise.
728 (grid_lastprivate_predicate): New function.
729 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
731 (lower_omp_for): Support standalone distribute constructs.
732 (grid_prop): New type.
733 (grid_safe_assignment_p): Check for assignments to group_sizes, new
735 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
737 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
738 optimization info messages.
739 (grid_find_single_omp_among_assignments): Likewise.
740 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
741 (grid_parallel_clauses_gridifiable): New function.
742 (grid_inner_loop_gridifiable_p): Likewise.
743 (grid_dist_follows_simple_pattern): Likewise.
744 (grid_gfor_follows_tiling_pattern): Likewise.
745 (grid_call_permissible_in_distribute_p): Likewise.
746 (grid_handle_call_in_distribute): Likewise.
747 (grid_dist_follows_tiling_pattern): Likewise.
748 (grid_target_follows_gridifiable_pattern): Support standalone
749 distribute constructs.
750 (grid_var_segment): New enum.
751 (grid_mark_variable_segment): New function.
752 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
753 if a new argument says so.
754 (grid_process_grid_body): New function.
755 (grid_eliminate_combined_simd_part): Likewise.
756 (grid_mark_tiling_loops): Likewise.
757 (grid_mark_tiling_parallels_and_loops): Likewise.
758 (grid_process_kernel_body_copy): Support standalone distribute
760 (grid_attempt_target_gridification): New grid variable holding overall
761 gridification state. Support standalone distribute constructs and
763 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
764 * hsa.h (hsa_bb): Add method method append_phi.
765 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
766 occurences in all files too.
767 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
768 (is_a_helper <hsa_insn_br *>::test): New function.
769 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
771 (hsa_insn_signal): Make a direct descendant of
772 hsa_insn_basic. Add memorder constructor parameter and
773 m_memory_order and m_signalop member variables.
774 (hsa_insn_queue): Changed constructor parameters to common form.
775 Added m_segment and m_memory_order member variables.
776 (hsa_summary_t): Add private member function
777 process_gpu_implementation_attributes.
778 (hsa_function_summary): Rename m_binded_function to
780 (hsa_insn_basic_p): Remove typedef.
781 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
782 (hsa_op_reg_p): Remove typedef.
783 (hsa_function_representation): Change hsa_op_reg_p into plain
785 (hsa_insn_phi): Removed new and delete operators.
786 (hsa_insn_br): Likewise.
787 (hsa_insn_cbr): Likewise.
788 (hsa_insn_sbr): Likewise.
789 (hsa_insn_cmp): Likewise.
790 (hsa_insn_mem): Likewise.
791 (hsa_insn_atomic): Likewise.
792 (hsa_insn_signal): Likewise.
793 (hsa_insn_seg): Likewise.
794 (hsa_insn_call): Likewise.
795 (hsa_insn_arg_block): Likewise.
796 (hsa_insn_comment): Likewise.
797 (hsa_insn_srctype): Likewise.
798 (hsa_insn_packed): Likewise.
799 (hsa_insn_cvt): Likewise.
800 (hsa_insn_alloca): Likewise.
801 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
802 (process_gpu_implementation_attributes): New function.
803 (link_functions): Move some functionality into it. Adjust after
804 renaming m_binded_functions to m_bound_functions.
805 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
806 to the list of instructions with no output registers.
807 (get_in_type): Return this if it is a register of
809 (hsa_get_declaration_name): Moved to...
810 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
811 temporary string on an obstack instead from ggc.
812 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
813 down to two overloads.
814 (hsa_allocp_operand_address): Removed.
815 (hsa_allocp_operand_immed): Likewise.
816 (hsa_allocp_operand_reg): Likewise.
817 (hsa_allocp_operand_code_list): Likewise.
818 (hsa_allocp_operand_operand_list): Likewise.
819 (hsa_allocp_inst_basic): Likewise.
820 (hsa_allocp_inst_phi): Likewise.
821 (hsa_allocp_inst_mem): Likewise.
822 (hsa_allocp_inst_atomic): Likewise.
823 (hsa_allocp_inst_signal): Likewise.
824 (hsa_allocp_inst_seg): Likewise.
825 (hsa_allocp_inst_cmp): Likewise.
826 (hsa_allocp_inst_br): Likewise.
827 (hsa_allocp_inst_sbr): Likewise.
828 (hsa_allocp_inst_call): Likewise.
829 (hsa_allocp_inst_arg_block): Likewise.
830 (hsa_allocp_inst_comment): Likewise.
831 (hsa_allocp_inst_queue): Likewise.
832 (hsa_allocp_inst_srctype): Likewise.
833 (hsa_allocp_inst_packed): Likewise.
834 (hsa_allocp_inst_cvt): Likewise.
835 (hsa_allocp_inst_alloca): Likewise.
836 (hsa_allocp_bb): Likewise.
838 (hsa_init_data_for_cfun): Initialize obstack.
839 (hsa_deinit_data_for_cfun): Release memory of the obstack.
840 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
841 (hsa_op_reg::operator new): Likewise.
842 (hsa_op_address::operator new): Likewise.
843 (hsa_op_code_list::operator new): Likewise.
844 (hsa_op_operand_list::operator new): Likewise.
845 (hsa_insn_basic::operator new): Likewise.
846 (hsa_insn_phi::operator new): Likewise.
847 (hsa_insn_br::operator new): Likewise.
848 (hsa_insn_sbr::operator new): Likewise.
849 (hsa_insn_cmp::operator new): Likewise.
850 (hsa_insn_mem::operator new): Likewise.
851 (hsa_insn_atomic::operator new): Likewise.
852 (hsa_insn_signal::operator new): Likewise.
853 (hsa_insn_seg::operator new): Likewise.
854 (hsa_insn_call::operator new): Likewise.
855 (hsa_insn_arg_block::operator new): Likewise.
856 (hsa_insn_comment::operator new): Likewise.
857 (hsa_insn_srctype::operator new): Likewise.
858 (hsa_insn_packed::operator new): Likewise.
859 (hsa_insn_cvt::operator new): Likewise.
860 (hsa_insn_alloca::operator new): Likewise.
861 (hsa_init_new_bb): Likewise.
862 (hsa_bb::append_phi): New function.
863 (gen_hsa_phi_from_gimple_phi): Use it.
864 (get_symbol_for_decl): Fix dinstinguishing between
865 global and local functions. Put local variables into a segment
866 according to their attribute or static flag, if there is one.
867 (hsa_insn_br::hsa_insn_br): New.
868 (hsa_insn_br::operator new): Likewise.
869 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
870 (query_hsa_grid_nodim): New function.
871 (multiply_grid_dim_characteristics): Likewise.
872 (gen_get_num_threads): Likewise.
873 (gen_get_num_teams): Reimplemented.
874 (gen_get_team_num): Likewise.
875 (gen_hsa_insns_for_known_library_call): Updated calls to the above
877 (get_memory_order_name): Removed.
878 (get_memory_order): Likewise.
879 (hsa_memorder_from_tree): New function.
880 (gen_hsa_ternary_atomic_for_builtin): Renamed to
881 gen_hsa_atomic_for_builtin, can also create signals.
882 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
883 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
884 (hsa_insn_atomic): Fix function comment.
885 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
886 ancestor constructor and initialization of new member variables.
887 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
889 (hsa_get_host_function): Handle functions with no bound CPU
890 implementation. Fix binded to bound.
891 (get_brig_function_name): Likewise.
892 (HSA_SORRY_ATV): Remove semicolon after macro.
893 (HSA_SORRY_AT): Likewise.
894 (omp_simple_builtin::generate): Add missing semicolons.
895 (hsa_insn_phi::operator new): Removed.
896 (hsa_insn_br::operator new): Likewise.
897 (hsa_insn_cbr::operator new): Likewise.
898 (hsa_insn_sbr::operator new): Likewise.
899 (hsa_insn_cmp::operator new): Likewise.
900 (hsa_insn_mem::operator new): Likewise.
901 (hsa_insn_atomic::operator new): Likewise.
902 (hsa_insn_signal::operator new): Likewise.
903 (hsa_insn_seg::operator new): Likewise.
904 (hsa_insn_call::operator new): Likewise.
905 (hsa_insn_arg_block::operator new): Likewise.
906 (hsa_insn_comment::operator new): Likewise.
907 (hsa_insn_srctype::operator new): Likewise.
908 (hsa_insn_packed::operator new): Likewise.
909 (hsa_insn_cvt::operator new): Likewise.
910 (hsa_insn_alloca::operator new): Likewise.
911 (get_symbol_for_decl): Accept CONST_DECLs, put them to
913 (gen_hsa_addr): Also process CONST_DECLs.
914 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
916 (gen_hsa_unary_operation): Make sure the function does
917 not use bittype source type for firstbit and lastbit operations.
918 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
920 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
922 (emit_branch_insn): Renamed to emit_cond_branch_insn.
923 Emit the width stored in the class.
924 (emit_generic_branch_insn): New function.
925 (emit_insn): Call emit_generic_branch_insn.
926 (emit_signal_insn): Remove obsolete comment. Update
927 member variable name, pick a type according to profile.
928 (emit_alloca_insn): Remove obsolete comment.
929 (emit_atomic_insn): Likewise.
930 (emit_queue_insn): Get segment and memory order from the IR object.
931 (hsa_brig_section): Make allocate_new_chunk, chunks
932 and cur_chunk provate, add a default NULL parameter to add method.
933 (hsa_brig_section::add): Added a new parameter, store pointer to
934 output data there if it is non-NULL.
935 (emit_function_directives): Use this new parameter instead of
936 calculating the pointer itself, fix function comment.
937 (hsa_brig_emit_function): Add forgotten endian conversion.
938 (hsa_output_kernels): Remove unnecessary building of
939 kernel_dependencies_vector_type.
940 (emit_immediate_operand): Declare.
941 (emit_directive_variable): Also emit initializers of CONST_DECLs.
942 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
943 (verify_function_arguments): Properly detect variadic
945 * hsa-dump.c (hsa_width_specifier_name): New function.
946 (dump_hsa_insn_1): Dump generic branch instructions, update signal
947 member variable name. Special dumping for queue objects.
948 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
949 m_binded_functions to m_bound_functions. Copy externally visible flag
951 (ipa_hsa_write_summary): Likewise.
952 (ipa_hsa_read_section): Likewise.
954 2016-11-23 Richard Biener <rguenther@suse.de>
956 PR tree-optimization/78396
957 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
958 vectorize try vectorizing an if-converted body using BB vectorization.
960 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
961 Alan Hayward <alan.hayward@arm.com>
962 David Sherwood <david.sherwood@arm.com>
964 * rtlanal.c (subreg_get_info): Use more local variables.
965 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
966 occupies at least one register. Assume that full hard registers
967 have consistent endianness. Share previously-duplicated if block.
968 Rework the main handling so that it operates on independently-
969 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
970 to check lowpart offsets, without trying to find an equivalent
971 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
972 as a final register-endianness correction.
974 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
980 * combine.c (make_compound_operation_int): Do not convert a subreg of
981 a non-constant logical shift right to a zero_extract. Handle the case
982 where some zero bits have been shifted into the range covered by that
985 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
986 Alan Hayward <alan.hayward@arm.com>
987 David Sherwood <david.sherwood@arm.com>
989 * rtl.h (subreg_size_offset_from_lsb): Declare.
990 (subreg_offset_from_lsb): New function.
991 (subreg_size_lowpart_offset): Declare.
992 (subreg_lowpart_offset): Turn into an inline function.
993 (subreg_size_highpart_offset): Declare.
994 (subreg_highpart_offset): Turn into an inline function.
995 * emit-rtl.c (subreg_size_lowpart_offset): New function.
996 (subreg_size_highpart_offset): Likewise
997 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
999 2016-11-23 Richard Biener <rguenther@suse.de>
1001 PR tree-optimization/78482
1002 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1003 (remove_forwarder_block_with_phi): When merging with a loop
1004 header creates a new latch reset number of iteration information
1007 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1009 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1010 (*ashrsi3_extend0): ...this. Accept constant integers.
1011 (*ashrsi3_extend2): Rename to...
1012 (*ashrsi3_extend1): ...this.
1013 (*ashrsi3_extend2): New pattern.
1014 (*lshrsi3_extend1): Accept constant integers.
1015 (*lshrsi3_extend2): Fix condition on operand 2.
1017 2016-11-23 Martin Liska <mliska@suse.cz>
1019 * config/i386/i386.c: Initialize function pointer to NULL.
1021 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1023 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1024 for A == C1 ? A : C2 to below.
1025 * match.pd: Move from above to here:
1026 (cond (eq (convert1? x) c1) (convert2? x) c2)
1027 -> (cond (eq x c1) c1 c2).
1029 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1031 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1032 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1033 * match.pd: Move and extend simplification from above to here:
1034 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1035 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1036 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1038 2016-11-23 Martin Liska <mliska@suse.cz>
1039 Martin Jambor <mjambor@suse.cz>
1041 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1043 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1046 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1048 2016-11-23 Richard Biener <rguenther@suse.de>
1051 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1052 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1054 2016-11-23 Richard Biener <rguenther@suse.de>
1057 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1060 2016-11-23 Richard Biener <rguenther@suse.de>
1061 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1063 PR tree-optimization/78154
1064 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1065 returns it's argument and the argument is nonnull.
1066 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1067 ATT_RETNONNULL_NOTHROW_LEAF.
1068 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1069 ATTR_RETNONNULL_NOTHROW_LEAF.
1070 (BUILT_IN_STPCPY): Likewise.
1071 (BUILT_IN_STPNCPY): Likewise.
1072 (BUILT_IN_MEMPCPY_CHK): Likewise.
1073 (BUILT_IN_STPCPY_CHK): Likewise.
1074 (BUILT_IN_STPNCPY_CHK): Likewise.
1075 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1076 (BUILT_IN_STRNCAT): Likewise.
1077 (BUILT_IN_STRNCPY): Likewise.
1078 (BUILT_IN_MEMSET_CHK): Likewise.
1079 (BUILT_IN_STRCAT_CHK): Likewise.
1080 (BUILT_IN_STRCPY_CHK): Likewise.
1081 (BUILT_IN_STRNCAT_CHK): Likewise.
1082 (BUILT_IN_STRNCPY_CHK): Likewise.
1084 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1086 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1087 * fold-const.h (tree_expr_nonzero_p) : Declare.
1088 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1090 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1092 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1093 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1094 "defined" in macros.
1095 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1096 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1097 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1099 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1102 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1103 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1104 of RCALLs in prologue to 3.
1106 2016-11-22 Michael Collison <michael.collison@arm.com>
1108 * config/aarch64/aarch64-protos.h
1109 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1110 (aarch64_and_bitmask_imm): New prototypes
1111 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1112 New overloaded function to create bit mask covering the
1113 lowest to highest bits set.
1114 (aarch64_and_split_imm2): New overloaded functions to create bit
1115 mask of zeros between first and last bit set.
1116 (aarch64_and_bitmask_imm): New function to determine if a integer
1117 is a valid two instruction "and" operation.
1118 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1119 allowing wider range of constants with "and" operations.
1120 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1121 "and" operator from matching restricted constant range used for
1122 ior and xor operators.
1123 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1124 for constants in "and" operantions.
1125 (UsP constraint): New DImode constraint for constants
1126 in "and" operations.
1127 * config/aarch64/iterators.md (lconst2): New mode iterator.
1128 (LOGICAL2): New code iterator.
1129 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1131 (aarch64_logical_and_operand): New predicate allowing extended
1132 constants for "and" operations.
1134 2016-11-22 Walter Lee <walt@tilera.com>
1136 * config/tilegx/tilegx.md (trap): New pattern.
1137 * config/tilepro/tilepro.md (trap): Likewise.
1139 2016-11-22 Walter Lee <walt@tilera.com>
1141 * config/tilegx/tilegx.md (*zero_extract): Use
1142 define_insn_and_split instead of define_insn; Handle pos + size >
1144 (*sign_extract): Likewise.
1146 2016-11-22 Marek Polacek <polacek@redhat.com>
1148 PR tree-optimization/78455
1149 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1151 2016-11-22 Ian Lance Taylor <iant@golang.org>
1155 * godump.c (go_format_type): Always pass alignment as 1 when
1156 calling go_append_padding at end of struct/union.
1158 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1161 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1162 _mm512_setzero_hi): Removed.
1163 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1164 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1165 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1166 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1167 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1168 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1169 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1170 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1171 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1172 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1173 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1174 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1175 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1176 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1177 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1178 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1179 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1180 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1181 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1182 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1183 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1184 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1185 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1186 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1187 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1188 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1189 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1190 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1191 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1192 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1193 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1194 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1195 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1196 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1197 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1198 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1199 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1200 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1201 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1202 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1203 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1204 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1205 _mm512_setzero_qi or _mm512_setzero_hi.
1206 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1207 _mm512_maskz_dbsad_epu8): Formatting fixes.
1208 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1209 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1210 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1211 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1212 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1213 _mm512_setzero_qi or _mm512_setzero_hi.
1215 2016-11-22 Nathan Sidwell <nathan@acm.org>
1217 * gcc-ar.c (main): Fix indentation.
1218 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1219 * ggc-page.c (move_ptes_to_front): Fix formatting.
1220 * hsa-dump.c (dump_has_cfun): Fix indentation.
1221 * sel-sched-ir.h: Remove trailing blank lines.
1223 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1224 Alexander Monakov <amonakov@ispras.ru>
1226 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1227 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1228 (omp_clause_code_name): Add _simt_ name.
1229 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1230 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1231 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1232 (scan_omp_simd): New function.
1233 (scan_omp_1_stmt): Use it in target regions if needed.
1234 (omp_max_vf): Don't max with omp_max_simt_vf.
1235 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1236 OMP_CLAUSE__SIMT_ is present.
1237 (lower_rec_input_clauses): Compute maybe_simt from presence of
1239 (lower_lastprivate_clauses): Likewise.
1240 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1241 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1242 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1243 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1245 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1247 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1248 (expand_GOMP_SIMT_VF): New.
1249 (expand_GOMP_SIMT_LAST_LANE): New.
1250 (expand_GOMP_SIMT_ORDERED_PRED): New.
1251 (expand_GOMP_SIMT_VOTE_ANY): New.
1252 (expand_GOMP_SIMT_XCHG_BFLY): New.
1253 (expand_GOMP_SIMT_XCHG_IDX): New.
1254 * internal-fn.def (GOMP_SIMT_LANE): New.
1255 (GOMP_SIMT_VF): New.
1256 (GOMP_SIMT_LAST_LANE): New.
1257 (GOMP_SIMT_ORDERED_PRED): New.
1258 (GOMP_SIMT_VOTE_ANY): New.
1259 (GOMP_SIMT_XCHG_BFLY): New.
1260 (GOMP_SIMT_XCHG_IDX): New.
1261 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1262 (create_omp_child_function): ...here. Set "omp target entrypoint"
1263 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1264 (omp_max_simt_vf): New. Use it...
1265 (omp_max_vf): ...here.
1266 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1267 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1268 (lower_omp_ordered): Likewise, for "ordered" lowering.
1269 (expand_omp_simd): Add SIMT transforms.
1270 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1271 (execute_omp_device_lower): New.
1272 (pass_data_omp_device_lower): New.
1273 (pass_omp_device_lower): New pass.
1274 (make_pass_omp_device_lower): New.
1275 * passes.def (pass_omp_device_lower): Position new pass.
1276 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1277 (make_pass_omp_device_lower): Declare.
1279 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1282 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1283 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1285 (_mm_maskz_load_epi64): Likewise.
1286 (_mm_setzero_hi): Removed.
1287 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1289 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1290 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1291 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1292 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1293 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1294 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1295 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1296 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1297 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1298 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1299 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1301 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1302 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1303 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1304 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1305 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1306 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1307 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1308 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1309 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1310 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1311 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1312 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1313 instead of _mm_setzero_hi.
1314 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1315 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1316 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1317 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1318 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1319 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1320 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1321 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1322 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1323 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1324 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1325 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1326 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1327 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1328 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1329 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1330 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1331 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1332 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1333 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1334 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1335 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1336 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1337 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1338 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1339 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1341 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1342 instead of _mm_setzero_hi.
1343 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1344 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1345 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1346 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1347 _mm_setzero_si128 instead of _mm_setzero_di.
1348 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1349 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1350 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1351 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1352 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1353 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1354 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1355 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1356 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1357 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1358 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1359 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1360 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1361 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1362 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1363 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1364 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1365 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1366 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1367 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1368 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1369 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1370 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1371 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1372 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1373 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1374 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1375 _mm512_maskz_insertf32x8): Formatting fixes.
1376 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1377 _mm_setzero_si128 instead of _mm_setzero_di.
1378 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1379 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1380 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1381 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1382 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1383 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1384 _mm_setzero_si128 instead of _mm_setzero_di.
1385 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1387 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1388 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1389 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1390 _mm_setzero_si128 instead of _mm_setzero_hi.
1391 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1392 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1393 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1394 instead of _mm_setzero_di.
1395 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1396 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1398 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1399 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1401 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1403 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1404 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1405 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1407 2016-11-22 Carl Love <cel@us.ibm.com>
1409 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1410 equal and vector compare not equal. The vector compares take two
1411 arguments of type vector bool char, vector bool short, vector bool int,
1412 vector bool long long with the same return type.
1413 * doc/extend.texi: Update built-in documentation file for the new
1416 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1418 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1421 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1423 * config.gcc: Allow new rmprofile value for configure option
1424 --with-multilib-list.
1425 * config/arm/t-rmprofile: New file.
1426 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1429 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1432 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1433 register operand in alternatives 4,5,6.
1435 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1438 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1439 in save register mask if it is needed.
1441 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1443 PR tree-optimization/78436
1444 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1445 (shift_bytes_in_array, shift_bytes_in_array_right,
1446 merged_store_group::apply_stores): Formatting fixes.
1447 (clear_bit_region): Likewise. Use memset.
1448 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1449 instead of EXPR and inerted instead of inserted. Use memset instead
1450 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1454 * expmed.c (expand_divmod): Use wide_int for computation of
1455 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1456 Use size <= HOST_BITS_PER_WIDE_INT instead of
1457 HOST_BITS_PER_WIDE_INT >= size.
1459 PR tree-optimization/78445
1460 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1461 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1462 is 1. Formatting fix.
1464 2016-11-22 Martin Liska <mliska@suse.cz>
1467 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1468 (sem_function::get_hash): Use the new field.
1469 (sem_function::parse): Remove an argument from ctor.
1470 (sem_variable::parse): Likewise.
1471 (sem_variable::get_hash): Use the new field.
1472 (sem_item_optimizer::read_section): Use new ctor and set hash.
1473 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1474 sem_variable::sem_variable, sem_function::sem_function.
1476 2016-11-21 Jeff Law <law@redhat.com>
1479 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1480 can_create_pseudo_p is true.
1482 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1485 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1486 *rotldi3_insert_7): New define_insns.
1488 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1490 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1491 so that DImode can be allocated to FP/vector registers in more
1492 cases, and we can avoid direct move operations. If the register
1493 needs reloading, prefer GPRs over FP/vector registers. In the
1494 case of FPR vs. Altivec registers, prefer FPR registers unless we
1495 have the ISA 3.0 reg+offset scalar instructions.
1496 (movdi_internal64): Likewise.
1498 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1501 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1502 for tmp simd array if DECL_NAME (parm) is NULL.
1504 2016-11-20 Jeff Law <law@redhat.com>
1507 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1509 * config/m68k/m68k.md (relational tests against 65535/65536): New
1512 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1514 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1516 2016-11-21 Martin Sebor <msebor@redhat.com>
1518 * doc/invoke.texi (-fprintf-return-value): Document that option
1519 is enabled by default.
1521 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1523 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1524 for-loop declaration of loop variable.
1525 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1526 * config/avr/avr.c (avr_popcount_each_byte)
1527 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1528 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1529 (avr_expand_epilogue, avr_function_arg_advance)
1530 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1531 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1532 (avr_adjust_reg_alloc_order, output_reload_in_const)
1533 (avr_conditional_register_usage, avr_find_unused_d_reg)
1534 (avr_map_decompose, avr_fold_builtin): Same.
1536 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1538 * config/avr/avr.c (avr_popcount): Remove static function.
1539 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1541 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1543 * arm.opt (mapcs-float): Delete option.
1544 * arm.c (arm_option_override): Remove hunk relating to
1546 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1548 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1550 * tree-tailcall.c (process_assignment): Simplify the check for
1551 a valid copy, allowing the source to be a local variable as
1552 well as an SSA name.
1553 (find_tail_calls): Allow copies between local variables to follow
1554 the call. Allow the result to be stored in any local variable,
1555 even if it's an aggregate.
1556 (eliminate_tail_call): Check whether the result is an SSA name
1557 before updating its SSA_NAME_DEF_STMT.
1559 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1561 PR preprocessor/78324
1562 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1563 -ftrack-macro-expansion has a value other than 2.
1565 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1567 PR rtl-optimization/78400
1568 * shrink-wrap.c (try_shrink_wrapping_separate): Call
1569 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
1570 and df_update_exit_block_uses.
1572 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1575 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
1576 new default-enabled warning..
1577 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
1578 (BT_PTR_CONST_STRING): Updated.
1579 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
1580 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
1581 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
1582 (strftime): Update builtin function.
1583 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
1584 * tree.h (const_tm_ptr_type_node): New type node.
1585 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
1586 const_tm_ptr_type_node.
1588 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1590 PR tree-optimization/78413
1591 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1592 inner and outer loop latches have single predecessors.
1594 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1597 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1598 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1600 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1602 * rtl.h: Adjust prototype.
1603 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1604 (dead_or_set_regno_p): Likewise.
1606 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1608 * rtl.h: Adjust prototype.
1609 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1611 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1613 * function.c (contains): Change argument type to rtx_insn *.
1614 (prologue_contains): Likewise.
1615 (epilogue_contains): Likewise.
1616 (prologue_epilogue_contains): Likewise.
1617 * function.h: Adjust prototype.
1619 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1621 * optabs.c (emit_libcall_block): Change argument type to
1623 * optabs.h: Adjust prototype.
1625 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1627 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1628 (fixup_reorder_chain): Adjust.
1629 * cfgrtl.h: Adjust prototype.
1631 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1633 * rtl.h: Adjust prototype.
1634 * rtlanal.c (replace_label_in_insn): Change argument type to
1637 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1639 * config/v850/v850.c (expand_prologue): Adjust.
1640 (expand_epilogue): Likewise.
1641 * expr.c (init_expr_target): Likewise.
1642 * genrecog.c (print_subroutine): Always make the argument type
1644 * recog.h: Adjust prototype.
1646 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1648 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1649 up variables to make some rtx_insn *.
1650 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1651 * config/arc/arc.c: Likewise.
1652 * config/arm/arm.c: Likewise.
1653 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1654 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1656 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1658 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1660 * config/arm/arm.c (legitimize_pic_address): Change to use
1661 rtx_insn * as the type of variables.
1662 (arm_pic_static_addr): Likewise.
1663 (arm_emit_movpair): Likewise.
1664 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1665 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1666 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1667 * config/frv/frv.md: Likewise.
1668 * config/i386/i386-protos.h: Likewise.
1669 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1670 (ix86_split_fp_branch): Likewise.
1671 (predict_jump): Likewise.
1672 * config/ia64/ia64.c: Likewise.
1673 * config/mcore/mcore.c: Likewise.
1674 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1675 * config/s390/s390.c: Likewise.
1676 * config/s390/s390.md: Likewise.
1677 * config/spu/spu.md: Likewise.
1678 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1679 * lower-subreg.c (resolve_simple_move): Likewise.
1681 2016-11-20 Jeff Law <law@redhat.com>
1684 * reload.h (struct target_reload): Make x_double_reg_address_ok
1686 * reload.c (find_reloads_address): Check if double_reg_address_ok
1687 is true for the mode of the memory reference.
1688 * reload1.c (init_reload): Initialize double_reg_address_ok for
1691 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1694 * tree-ssa-uninit.c: Define new global max_phi_args.
1695 (compute_uninit_opnds_pos): Use max_phi_args.
1696 (prune_uninit_phi_opnds): Same.
1697 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1698 missing NUM_PREDS in function comment.
1699 (can_one_predicate_be_invalidated_p): New.
1700 (can_chain_union_be_invalidated_p): New.
1701 (flatten_out_predicate_chains): New.
1702 (uninit_ops_invalidate_phi_use): New.
1703 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1705 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1707 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1708 * match.pd (A /[ex] B CMP C): New simplifications.
1710 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1712 * match.pd (0 / X, X / X, X % X): New simplifications.
1714 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1716 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1717 when checking if callee's isa flags are subset of caller's isa flags.
1718 Fix comment wording.
1720 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1721 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1722 instead and using = 0 instead of &= 0.
1724 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1725 ix86_add_new_builtins): Formatting fixes.
1726 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1727 (ix86_get_builtin): Likewise.
1729 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1730 don't initialize it, don't use it for the case where it isn't
1731 provable %{z} nor using the same argument, instead move merge
1732 argument into a new pseudo and use that as target. Formatting fixes.
1734 2016-11-19 Jeff Law <law@redhat.com>
1737 * config/m68k/m68k.md (bsetdreg): New pattern.
1738 (bchgdreg, bclrdreg): Likewise.
1740 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1743 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1744 instead of force_reg.
1745 (sh_expand_setmem): Likewise.
1747 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1749 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1751 2016-11-18 Walter Lee <walt@tilera.com>
1753 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1754 end-of-bundle marker for consecutive barriers.
1756 2016-11-18 Walter Lee <walt@tilera.com>
1758 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1760 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1763 * multiple_target.c (get_attr_len): Start with argnum and increment
1764 argnum on every arg. Use strchr in a loop instead of counting commas
1766 (get_attr_str): Increment argnum for every comma in the string.
1767 (separate_attrs): Use for instead of while loop, simplify.
1768 (expand_target_clones): Rename defenition argument to definition.
1769 Free attrs and attr_str even when diagnosing errors. Temporarily
1770 change input_location around targetm.target_option.valid_attribute_p
1771 calls. Don't emit warning or errors if that function fails.
1773 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1776 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1777 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1778 abbrev_opt_base_type_end only by increasing die_abbrev, before
1780 (optimize_abbrev_table): Don't change abbrev numbers of
1781 base types and CU or optimize implicit consts in them if
1782 calc_base_type_die_sizes has been called during build_abbrev_table.
1783 (calc_base_type_die_sizes): If abbrev_opt_start, set
1784 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1786 2016-11-18 Jeff Law <law@redhat.com>
1789 * config/m68k/m68k.c (moveq feeding equality comparison): New
1791 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1792 (equality_comparison_operator): Likewise.
1794 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1796 * rtlanal.c (load_extend_op): Move to...
1797 * rtl.h: ...here and make inline.
1799 2016-11-18 Terry Guo <terry.guo@arm.com>
1800 Thomas Preud'homme <thomas.preudhomme@arm.com>
1802 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1803 * config/arm/arm-opts.h: Include arm-flags.h.
1804 (struct arm_arch_core_flag): Define.
1805 (arm_arch_core_flags): Define.
1806 * config/arm/arm-protos.h: Include arm-flags.h
1807 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1808 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1809 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1810 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1811 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1812 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1813 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1814 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1815 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1816 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1817 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1818 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1819 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1820 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1821 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1822 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1823 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1824 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1825 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1826 ARM_FSET_CPU_SUBSET): Move to ...
1827 * config/arm/arm-flags.h: This new file.
1828 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1829 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1830 (TARGET_MODE_SPECS): Define.
1831 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
1833 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1835 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
1836 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
1837 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
1838 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
1839 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
1840 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
1841 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
1842 missing and make value unsigned.
1843 (arm_feature_set): Use unsigned entries instead of unsigned long.
1845 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1847 Re-apply after PR bootstrap/77359 is fixed:
1848 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1850 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1851 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
1854 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1857 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
1858 variables in functions calling alloca. Also update the ASCII
1860 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
1861 (STACK_DYNAMIC_OFFSET): Likewise.
1862 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
1863 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
1866 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1867 Alan Hayward <alan.hayward@arm.com>
1868 David Sherwood <david.sherwood@arm.com>
1870 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
1871 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
1872 (add_const_value_attribute): Likewise.
1873 * explow.c (plus_constant): Likewise.
1874 * expmed.c (expand_mult, make_tree): Likewise.
1875 * expr.c (convert_modes): Likewise.
1876 * loop-doloop.c (doloop_optimize): Likewise.
1877 * postreload.c (reload_cse_simplify_set): Likewise.
1878 * simplify-rtx.c (simplify_const_unary_operation): Likewise
1879 (simplify_binary_operation_1, simplify_const_binary_operation):
1881 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
1882 * wide-int.h: Update documentation to recommend rtx_mode_t
1883 instead of std::make_pair.
1885 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1886 Alan Hayward <alan.hayward@arm.com>
1887 David Sherwood <david.sherwood@arm.com>
1889 * tree.h (SET_DECL_MODE): New macro.
1890 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
1891 (expand_gimple_basic_block): Likewise.
1892 * function.c (split_complex_args): Likeise.
1893 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1894 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
1895 * stor-layout.c (layout_decl, relayout_decl): Likewise.
1896 (finish_bitfield_representative): Likewise.
1897 * tree.c (make_node_stat): Likewise.
1898 * tree-inline.c (remap_ssa_name): Likewise.
1899 (tree_function_versioning): Likewise.
1900 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
1901 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
1902 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1903 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
1904 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
1905 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
1906 * varasm.c (make_debug_expr_from_rtl): Likewise.
1908 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
1910 PR rtl-optimization/71785
1911 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
1912 (duplicate_computed_gotos): New function.
1913 (pass_duplicate_computed_gotos::execute): Rewrite.
1915 2016-11-17 Jeff Law <law@redhat.com>
1918 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
1919 barrier prior to deallocating the stack.
1921 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
1923 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
1924 to make better use of cmem loads in the case where a single bit is
1926 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
1928 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
1930 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
1932 (isa_names_table): Handle new features.
1934 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
1935 Andrew Senkevich <andrew.senkevich@intel.com>
1937 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
1938 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
1939 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
1940 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
1941 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
1942 * config/i386/avx5124fmapsintrin.h: New file.
1943 * config/i386/avx5124vnniwintrin.h: Ditto.
1944 * config/i386/constraints.md (h): New constraint.
1945 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
1946 * config/i386/driver-i386.c (host_detect_local_cpu):
1947 Detect avx5124fmaps, avx5124vnniw.
1948 * config/i386/i386-builtin-types.def: Add types
1949 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
1950 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
1951 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
1952 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
1953 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
1954 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
1955 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
1956 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
1957 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
1958 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
1959 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
1960 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
1961 __builtin_ia32_vp4dpwssds_mask): New.
1962 * config/i386/i386-c.c (ix86_target_macros_internal):
1963 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
1964 * config/i386/i386-modes.def: Fixed comment typos, added new
1965 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
1966 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
1968 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
1969 (ix86_option_override_internal): Handle new options.
1970 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
1972 (ix86_expand_builtin): Handle new builtins.
1973 (ix86_additional_allocno_class_p): New.
1974 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
1975 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
1976 (reg_class): Add MOD4_SSE_REGS.
1977 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
1978 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
1979 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
1980 avx5124vnniwintrin.h.
1981 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
1982 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
1983 (define_mode_iterator IMOD4): New.
1984 (define_mode_attr imod4_narrow): Ditto.
1985 (define_insn "mov<mode>"): Ditto.
1986 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
1987 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
1988 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
1989 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
1990 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
1991 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
1992 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
1993 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
1994 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
1995 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
1996 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
1997 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
1998 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
1999 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2000 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2001 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2002 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2003 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2004 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2005 * genmodes.c (mode_size_inline): Extend return type.
2006 * machmode.h (mode_size, mode_base_align): Extend type.
2008 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2011 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2012 the appropriate checks for SFmode/DFmode load/stores in GPR
2014 (fusion_addis_mem_combo_store): Likewise.
2015 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2016 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2017 d-form instructions for traditional Altivec registers.
2018 (emit_fusion_p9_load): Likewise.
2019 (emit_fusion_p9_store): Likewise.
2020 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2021 early clobber from scratch register. Do not match if the register
2022 being stored is the scratch register.
2023 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2024 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2025 instructions for traditional Altivec registers.
2026 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2027 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2028 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2030 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2033 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2034 being live in the function and lr needing to be saved. Distinguish
2035 between already saved pushable registers and registers to push.
2036 Check for LR being an available pushable register.
2038 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2040 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2041 string input is a string constant.
2042 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2043 via cmpstrnsi even if neither string is constant.
2045 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2048 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2049 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2050 instead, return false if it is NULL, or doesn't fit into uhwi, or
2051 is larger or equal to targetm.max_anchor_offset.
2053 2016-11-17 Pip Cet <pipcet@gmail.com>
2054 Eric Botcazou <ebotcazou@adacore.com>
2056 PR rtl-optimization/78355
2057 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2058 needs to deal with unaligned accesses.
2059 * doc/tm.texi: Regenerate.
2060 * lra-constraints.c (simplify_operand_subreg): Only invoke
2061 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2063 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2065 * input.c (selftest::test_lexer_string_locations_long_line): New
2067 (selftest::test_lexer_string_locations_raw_string_multiline): New
2069 (selftest::input_c_tests): Call the new functions, via
2070 for_each_line_table_case.
2072 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2074 * config/aarch64/aarch64.md (mov<mode>): Call
2075 aarch64_split_dimode_const_store on DImode constant stores.
2076 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2078 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2081 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2082 Richard Biener <rguenther@suse.de>
2084 PR tree-optimization/77848
2085 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2086 the user specified -ftree-loop-if-convert.
2088 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2091 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2092 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2093 *thumb2_strd_base_neg): Recognize insn regardless of
2094 current_tune->prefer_ldrd_strd.
2095 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2098 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2100 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2103 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2105 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2107 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2108 * config/arc/arc-cpus.def (quarkse_em): Add.
2109 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2110 * config/arc/arc-opts.h (FPX_QK): Define.
2111 * config/arc/arc-tables.opt: Regenerate.
2112 * config/arc/arc.c (gen_compare_reg): Change.
2113 (arc_register_move_cost): Avoid Dy,Dx moves.
2114 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2115 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2116 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2118 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2119 (fix_truncsfsi2_fpu): Rename.
2120 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2121 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2122 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2123 * config/arc/t-multilib: Regenerate.
2125 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2127 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2129 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2130 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2131 (avr_rtx_costs_1, extra_constraint_Q): Same.
2132 (avr_address_cost): Use SUBREG_P if possible.
2134 2016-11-17 Richard Biener <rguenther@suse.de>
2137 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2138 non-local goto into CFG.
2140 2016-11-17 Richard Biener <rguenther@suse.de>
2142 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2143 backward compatibility.
2144 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2145 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2146 flag_tree_loop_if_convert_stores.
2147 (pass_if_conversion::execute): Likewise.
2149 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2151 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2152 const_double code before calling aarch64_float_const_zero_rtx_p.
2154 2016-11-17 Richard Biener <rguenther@suse.de>
2156 PR tree-optimization/78306
2157 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2158 inhibit inlining if function calls cilk_spawn.
2159 (can_inline_edge_p): Likewise.
2161 2016-11-17 Richard Biener <rguenther@suse.de>
2164 * fold-const.c (negate_expr_p): Fix multiplication case.
2166 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2169 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2171 (TARGET_INIT_LIBFUNCS): Delete definition and...
2172 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2175 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2177 * config/netbsd-stdint.h: New.
2178 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2179 (x86_64-*-netbsd*): Likewise.
2181 2016-11-16 Andrew PInski <apinski@cavium.com>
2183 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2184 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2185 flag_aarch64_verbose_cost instead of checking for details dump.
2186 (aarch64_rtx_costs_wrapper): Likewise.
2188 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2190 PR rtl-optimization/78378
2191 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2192 inner only if pos is 0. Fix up formatting.
2194 2016-11-17 Alan Modra <amodra@gmail.com>
2196 PR rtl-optimization/78325
2197 PR rtl-optimization/70890
2198 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2201 2016-11-16 Jason Merrill <jason@redhat.com>
2203 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2205 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2206 Richard Biener <rguenther@suse.de>
2208 PR tree-optimization/77848
2209 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2210 an outer loop, only save basic block aux information for the inner
2212 (versionable_outer_loop_p): New function.
2213 (tree_if_conversion): Version the outer loop instead of the inner
2214 one if the pattern will be recognized for outer-loop
2217 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2219 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2220 (pass_partition_blocks::gate): No longer check
2221 user_defined_section_attribute, instead check the function decl
2222 for a section attribute.
2223 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2224 set user_defined_section_attribute.
2225 * gcc/final.c (rest_of_handle_final): Likewise.
2226 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2227 * gcc/toplev.h: Remove declaration of
2228 user_defined_section_attribute.
2230 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2232 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2233 Explicitly switch between JR and JRC for the table jump. Adjust
2236 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2238 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2239 `insn_count' to 11 rather than 16.
2241 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2243 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2244 `ltu' rather than `leu' operation in the RTL pattern
2246 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2248 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2249 missing <d> instruction prefixes throughout. Correct
2252 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2254 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2255 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2256 cancel short delay slots in PIC call relaxation.
2258 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2260 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2261 general register with general register or ARM constant into SP
2264 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2267 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2268 that loop->header == body_bb if broken_loop.
2270 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2272 * tree-ssa-math-opts.c (bswap_replace): Remove test
2273 of SLOW_UNALIGNED_ACCESS.
2275 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2277 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2278 is selected. Pass -mgomp to offload compiler in OpenMP case.
2279 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2280 declaration from nvptx.c.
2281 (nvptx_gen_shuffle): Declare.
2282 (nvptx_output_set_softstack): Declare.
2283 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2284 (need_softstack_decl): New variable.
2285 (need_unisimt_decl): New variable.
2286 (diagnose_openacc_conflict): New. Use it...
2287 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2288 (nvptx_encode_section_info): Handle "shared" attribute.
2289 (write_as_kernel): Restrict to OpenACC target regions.
2290 (init_softstack_frame): New.
2291 (nvptx_init_unisimt_predicate): New.
2292 (write_omp_entry): New. Use it...
2293 (nvptx_declare_function_name): ...here to emit OpenMP target region
2294 entrypoints. Handle TARGET_SOFT_STACK. Call
2295 nvptx_init_unisimt_predicate.
2296 (nvptx_output_set_softstack): New.
2297 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2298 (nvptx_gen_shuffle): Export.
2299 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2301 (nvptx_print_operand): Fix handling of instruction predicates.
2302 (nvptx_get_unisimt_master): New helper function.
2303 (nvptx_get_unisimt_predicate): Ditto.
2304 (nvptx_call_insn_is_syscall_p): Ditto.
2305 (nvptx_unisimt_handle_set): Ditto.
2306 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2307 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2308 (nvptx_handle_shared_attribute): New. Use it...
2309 (nvptx_attribute_table): ... here (new entry).
2310 (nvptx_record_offload_symbol): Handle NULL attributes.
2311 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2312 (nvptx_simt_vf): New.
2313 (TARGET_SIMT_VF): Define.
2314 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2315 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2316 -muniform-simt option is active.
2317 (STACK_SIZE_MODE): Define.
2318 (FIXED_REGISTERS): Adjust.
2319 (SOFTSTACK_SLOT_REGNUM): New.
2320 (SOFTSTACK_PREV_REGNUM): New.
2321 (REGISTER_NAMES): Adjust.
2322 (struct machine_function): New fields.
2323 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2324 (UNSPEC_VOTE_BALLOT): Ditto.
2325 (UNSPEC_LANEID): Ditto.
2326 (UNSPECV_NOUNROLL): Ditto.
2327 (atomic): New attribute.
2328 (predicable): New attribute. Generate predicated forms via
2330 (br_true): Mark as not predicable.
2332 (br_true_uni): Ditto.
2333 (br_false_uni): Ditto.
2335 (trap_if_true): Ditto.
2336 (trap_if_false): Ditto.
2337 (nvptx_fork): Ditto.
2338 (nvptx_forked): Ditto.
2339 (nvptx_joining): Ditto.
2340 (nvptx_join): Ditto.
2341 (nvptx_barsync): Ditto.
2342 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2343 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2344 (allocate_stack_<mode>): Remove unused pattern.
2345 (set_softstack_insn): New pattern.
2346 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2347 (nvptx_vote_ballot): New pattern.
2348 (omp_simt_lane): Ditto.
2349 (omp_simt_last_lane): Ditto.
2350 (omp_simt_ordered): Ditto.
2351 (omp_simt_vote_any): Ditto.
2352 (omp_simt_xchg_bfly): Ditto.
2353 (omp_simt_xchg_idx): Ditto.
2354 (nvptx_nounroll): Ditto.
2355 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2356 (atomic_exchange<mode>): Ditto.
2357 (atomic_fetch_add<mode>): Ditto.
2358 (atomic_fetch_addsf): Ditto.
2359 (atomic_fetch_<logic><mode>): Ditto.
2360 * config/nvptx/nvptx.opt (msoft-stack): New option.
2361 (muniform-simt): Ditto.
2363 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2364 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2365 * doc/invoke.texi (msoft-stack): Document.
2366 (muniform-simt): Document
2368 * doc/tm.texi: Regenerate.
2369 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2370 * target.def: Define it.
2371 * target-insns.def (omp_simt_lane): New.
2372 (omp_simt_last_lane): New.
2373 (omp_simt_ordered): New.
2374 (omp_simt_vote_any): New.
2375 (omp_simt_xchg_bfly): New.
2376 (omp_simt_xchg_idx): New.
2378 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2380 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2382 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2383 (ASM_OUTPUT_CASE_END): Likewise.
2384 * config/mips/mips.c (mips_set_text_contents_type): New function.
2385 (mips16_emit_constants): Record the pool's initial label number
2386 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2387 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2388 for `consttable' insns.
2389 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2390 for `consttable_end' insns.
2391 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2392 (consttable): Add operand.
2393 (consttable_end): New insn.
2395 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2397 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2398 * tree-if-conv.c (tree_if_conversion): Make public.
2399 * * tree-if-conv.h: New file.
2400 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2401 dynamic alias checks for epilogues.
2402 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2403 * tree-vect-loop.c: include tree-if-conv.h.
2404 (new_loop_vec_info): Add zeroing orig_loop_info field.
2405 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2406 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2407 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2408 using passed argument.
2409 (vect_transform_loop): Check if created epilogue should be returned
2410 for further vectorization with less vf. If-convert epilogue if
2411 required. Print vectorization success for epilogue.
2412 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2413 if it is required, pass loop_vinfo produced during vectorization of
2414 loop body to vect_analyze_loop.
2415 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2417 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2418 (LOOP_VINFO_EPILOGUE_P): New.
2419 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2420 (vect_do_peeling): Change prototype to return epilogue.
2421 (vect_analyze_loop): Add argument of loop_vec_info type.
2422 (vect_transform_loop): Return created loop.
2424 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2426 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2427 component as used also if LR_REGNO is a live input to the bb.
2428 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2429 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2430 (df_get_exit_block_use_set): Ditto.
2431 * df.h (df_scan_flags): New enum.
2432 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2433 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2434 df_update_entry_block_defs and df_update_exit_block_uses
2435 at the start; clear the flag and call those functions at the end.
2437 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2438 Alan Hayward <alan.hayward@arm.com>
2439 David Sherwood <david.sherwood@arm.com>
2441 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2442 nb_iterations to the number of latch iterations rather than the
2443 number of loop iterations.
2445 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2446 Alan Hayward <alan.hayward@arm.com>
2447 David Sherwood <david.sherwood@arm.com>
2449 * combine.c (maybe_swap_commutative_operands): New function.
2450 (combine_simplify_rtx): Use it.
2451 (change_zero_ext): Likewise.
2452 (make_compound_operation_int): New function, split out of...
2453 (make_compound_operation): ...here. Use
2454 maybe_swap_commutative_operands for both.
2456 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2458 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2459 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2460 * arm/arm-tables.opt: Regenerated.
2461 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2463 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2464 and 'neon' are aliases for specific implementations.
2466 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2467 Alan Hayward <alan.hayward@arm.com>
2468 David Sherwood <david.sherwood@arm.com>
2470 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2471 and use it in the final call to gen_rtx_fmt_ee.
2472 (expand_vec_cond_expr): Update accordingly.
2473 (expand_vec_cmp_expr): Likewise.
2475 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2476 Alan Hayward <alan.hayward@arm.com>
2477 David Sherwood <david.sherwood@arm.com>
2479 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2481 2016-11-16 Richard Biener <rguenther@suse.de>
2484 * gimplify.c (gimplify_function_tree): Do not instrument
2485 GNU extern inline functions.
2487 2016-11-16 Martin Liska <mliska@suse.cz>
2490 * gimplify.c (gimplify_switch_expr): Always save previous
2491 gimplify_ctxp->live_switch_vars.
2493 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2495 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2496 zero_extract operations to allow a movb to occur.
2497 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2498 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2499 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2500 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2503 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2504 Alan Hayward <alan.hayward@arm.com>
2505 David Sherwood <david.sherwood@arm.com>
2507 * expr.c (emit_group_load_1): Tighten check for whether an
2508 access involves only one operand of a CONCAT. Use extract_bit_field
2509 for constants if the bit range does span the whole operand.
2511 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2512 Alan Hayward <alan.hayward@arm.com>
2513 David Sherwood <david.sherwood@arm.com>
2515 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2517 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2518 Alan Hayward <alan.hayward@arm.com>
2519 David Sherwood <david.sherwood@arm.com>
2521 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2522 all three iteration counts with an any_* test. Use a single update
2523 for each count. Fix the calculation of nb_iterations_estimate.
2525 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2527 * config/pdp11/pdp11.c: Include dbxout.h.
2529 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2531 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2533 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2536 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2537 proper ranges for an SBFX instruction.
2538 (extzv_t2): Likewise for UBFX.
2540 2016-11-16 Richard Biener <rguenther@suse.de>
2542 PR tree-optimization/78348
2543 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2544 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2545 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2546 revealed no dependency, PKIND_MEMMOVE otherwise.
2548 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2551 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2552 it points to non-NULL tree, use it instead of ubsan_create_data.
2553 (instrument_si_overflow): Handle vector signed integer overflow
2555 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2556 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2557 vector IFN_UBSAN_CHECK_*.
2558 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2559 pass it through to ubsan_build_overflow_builtin.
2560 (expand_neg_overflow, expand_mul_overflow): Likewise.
2561 (expand_vector_ubsan_overflow): New function.
2562 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2563 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2564 (expand_arith_overflow): Adjust expand_*_overflow callers.
2566 2016-11-16 Matthias Klose <doko@ubuntu.com>
2568 * doc/install.texi: Remove references to java/libjava.
2570 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2572 * tree-ssa-coalesce.c (register_default_def): Remove
2573 register_ssa_partition.
2574 (create_outofssa_var_map): Likewise.
2575 * tree-ssa-live.c (register_ssa_partition_check): Remove.
2576 * tree-ssa-live.h (register_ssa_partition): Likewise.
2578 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
2580 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
2581 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
2582 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
2583 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
2584 rtx when all sub-rtx are also permanent.
2585 (attr_eq): Simplify.
2586 (attr_copy_rtx): Remove.
2587 (make_canonical, get_attr_value): Use attr_equal_p.
2588 (copy_boolean): Rehash NOT.
2589 (simplify_test_exp_in_temp,
2590 optimize_attrs): Remove call to attr_copy_rtx.
2591 (attr_alt_intersection, attr_alt_union,
2592 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2593 (make_automaton_attrs): Use attr_eq.
2595 2016-11-15 Matthias Klose <doko@ubuntu.com>
2597 * doc/install.texi: Remove references to java/libjava.
2598 * doc/sourcebuild.texi: Likewise.
2599 * doc/invoke.texi: Likewise.
2600 * doc/standards.texi: Likewise.
2602 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2603 Alan Hayward <alan.hayward@arm.com>
2604 David Sherwood <david.sherwood@arm.com>
2606 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2608 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2609 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2610 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2611 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2612 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2613 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2614 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2616 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2617 Alan Hayward <alan.hayward@arm.com>
2618 David Sherwood <david.sherwood@arm.com>
2620 * dce.c (check_argument_store): Pass the size instead of
2621 the memory reference.
2622 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2624 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2625 Alan Hayward <alan.hayward@arm.com>
2626 David Sherwood <david.sherwood@arm.com>
2628 * alias.c (canon_rtx): Use simplify_gen_binary.
2630 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2631 Alan Hayward <alan.hayward@arm.com>
2632 David Sherwood <david.sherwood@arm.com>
2634 * rtl.h (load_extend_op): Declare.
2635 * rtlanal.c (load_extend_op): New function.
2636 (nonzero_bits1): Use it.
2637 (num_sign_bit_copies1): Likewise.
2638 * cse.c (cse_insn): Likewise.
2639 * fold-const.c (fold_single_bit_test): Likewise.
2640 (fold_unary_loc): Likewise.
2641 * fwprop.c (free_load_extend): Likewise.
2642 * postreload.c (reload_cse_simplify_set): Likewise.
2643 (reload_cse_simplify_operands): Likewise.
2644 * combine.c (try_combine): Likewise.
2645 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2646 subreg_lowpart_p checks.
2648 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2649 Alan Hayward <alan.hayward@arm.com>
2650 David Sherwood <david.sherwood@arm.com>
2652 * combine.c (simplify_shift_const_1): Use the number of bits
2653 in the inner mode to determine the range of the shift.
2654 When handling shifts of vectors, skip any rules that apply
2657 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2658 Alan Hayward <alan.hayward@arm.com>
2659 David Sherwood <david.sherwood@arm.com>
2661 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2664 2016-11-15 Matthias Klose <doko@ubuntu.com>
2666 * doc/install.texi: Remove references to gcj/libjava.
2667 * doc/invoke.texi: Likewise.
2669 2016-11-15 Jeff Law <law@redhat.com>
2671 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2672 parameter. Callers changed.
2673 (check-subpath_and_update_thread_path): Extracted from
2674 fsm_find_control_statement_thread_paths.
2675 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2676 (handle_phi, handle_assignment): Allow any constant node, not
2679 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2681 * config/arc/arc-arch.h: New file.
2682 * config/arc/arc-arches.def: Likewise.
2683 * config/arc/arc-cpus.def: Likewise.
2684 * config/arc/arc-options.def: Likewise.
2685 * config/arc/t-multilib: Likewise.
2686 * config/arc/genmultilib.awk: Likewise.
2687 * config/arc/genoptions.awk: Likewise.
2688 * config/arc/arc-tables.opt: Likewise.
2689 * config/arc/driver-arc.c: Likewise.
2690 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2691 * common/config/arc/arc-common.c (arc_handle_option): Trace
2693 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2694 options; check for supported cpu against arc-cpus.def file.
2695 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2696 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2697 * config/arc/arc-c.def: Add emacs local variables.
2698 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2699 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2700 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2701 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2702 (DEFAULT_arc_fpu_build): Define.
2703 (DEFAULT_arc_mpy_option): Define.
2704 * config/arc/arc-protos.h (arc_init): Delete.
2705 * config/arc/arc.c (arc_cpu_name): New variable.
2706 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2707 (arc_arc700, arc_arc600, arc_arc601): New variable.
2708 (arc_init): Add static; remove selection of default tune value,
2709 cleanup obsolete error messages.
2710 (arc_override_options): Make use of .def files for selecting the
2711 right cpu and option configurations.
2712 * config/arc/arc.h (stdbool.h): Include.
2713 (TARGET_CPU_DEFAULT): Define.
2714 (CPP_SPEC): Remove mcpu=NPS400 handling.
2715 (arc_cpu_to_as): Declare.
2716 (EXTRA_SPEC_FUNCTIONS): Define.
2717 (OPTION_DEFAULT_SPECS): Likewise.
2718 (ASM_DEFAULT): Remove.
2719 (ASM_SPEC): Use arc_cpu_to_as.
2720 (DRIVER_SELF_SPECS): Remove deprecated options.
2721 (arc_base_cpu): Declare.
2722 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2723 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2725 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2726 * config/arc/arc.md (attr_cpu): Remove.
2727 * config/arc/arc.opt (mno-mpy): Deprecate.
2728 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2729 (mcpu=ARCHS): Remove.
2730 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2732 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2733 (arc_fpu): Use new defines.
2734 (mpy-option): Change to use numeric or string like inputs.
2735 * config/arc/t-arc (driver-arc.o): New target.
2736 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2737 * config/arc/t-arc-newlib: Delete.
2738 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2739 * doc/invoke.texi (ARC): Update arc options.
2741 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2743 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2744 insn at the beginning of the constant pool.
2745 (mips_insert_insn_pseudos): New function.
2746 (mips_machine_reorg2): Call it.
2747 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2748 UNSPEC_INSN_PSEUDO enum values.
2749 (insn_pseudo, consttable): New insns.
2751 2016-11-15 Michael Matz <matz@suse.de>
2753 PR missed-optimization/77881
2754 * combine.c (simplify_comparison): Remove useless subregs
2755 also inside the loop, not just after it.
2756 (make_compound_operation): Recognize some subregs as being
2759 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2760 Alan Hayward <alan.hayward@arm.com>
2761 David Sherwood <david.sherwood@arm.com>
2763 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2766 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2768 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2769 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2771 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2772 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2773 vinsert{b,h} on ISA 3.0.
2775 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2777 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2778 and cmpnop in two steps: first the ones not accessed in original gimple
2779 expression in a endian independent way and then the ones not accessed
2780 in the final result in an endian-specific way.
2781 (bswap_replace): Stop doing big endian adjustment.
2783 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2786 (*ashl<mode>3_doubleword): Ditto.
2788 2016-11-14 Martin Liska <mliska@suse.cz>
2790 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2792 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2793 Richard Biener <rguenther@suse.de>
2795 * doc/invoke.texi (fgimple): Document.
2796 * dumpfile.h (TDF_GIMPLE): Add.
2797 * dumpfile.c (dump_options): Add gimple.
2798 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2800 (dump_gimple_label): Likewise.
2801 (dump_gimple_phi): Likewise.
2802 (dump_gimple_bb_header): Likewise.
2803 (dump_phi_nodes): Likewise.
2804 (pp_cfg_jump): Likewise. Pass in dump flags.
2805 (dump_implicit_edges): Adjust.
2806 * passes.c (pass_init_dump_file): Do not dump function header
2808 * tree-cfg.c (dump_function_to_file): Dump function return type
2809 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2811 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2812 (dump_generic_node): Likewise.
2813 * function.h (struct function): Add pass_startwith member.
2814 * passes.c (execute_one_pass): Implement startwith.
2815 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2816 and assign proper version for parsed ssa names.
2817 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2818 * internal-fn.c (expand_PHI): New function.
2819 * internal-fn.h (expand_PHI): Declared here.
2820 * internal-fn.def: New defination for PHI.
2821 * tree-cfg.c (lower_phi_internal_fn): New function.
2822 (build_gimple_cfg): Call it.
2823 (verify_gimple_call): Condition for passing label as arg in internal
2825 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2826 present PHIs with arguments.
2828 2016-11-14 Martin Liska <mliska@suse.cz>
2831 * common.opt: Add prefer-atomic as a new enum value for
2833 * coretypes.h: Likewise.
2834 * doc/invoke.texi: Document the new option value.
2835 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
2836 * tree-profile.c (tree_profiling): Select default value
2837 of -fprofile-update when 'prefer-atomic' is selected.
2839 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2841 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
2842 (cortex_a57_alu_shift): ...here.
2844 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2846 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
2848 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2849 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2850 (<optab>si3_insn_uxtw): Likewise.
2851 (<optab><mode>3_insn): Likewise.
2852 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
2853 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
2854 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
2855 (<optab><mode>): Likewise.
2856 (insv<mode>): Likewise.
2857 (andim_ashift<mode>_bfiz): Likewise.
2858 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
2859 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
2860 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
2861 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
2862 (exynos_m1_alu_p): Likewise.
2863 * config/arm/types.md: Add bfx.
2864 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
2866 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2868 * config/aarch64/aarch64.c (cortexa57_vector_cost):
2869 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2871 2016-11-14 Richard Biener <rguenther@suse.de>
2873 PR tree-optimization/78312
2874 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
2875 flow-sensitive info.
2877 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
2880 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
2881 * config/avr/avr.opt (-mabsdata): New option.
2882 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
2883 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
2884 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
2885 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
2886 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
2887 spec depending on AVR_ISA_LDS.
2888 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2890 2016-11-13 Jakub Jelinek <jakub@redhat.com>
2892 * match.pd: Don't try to compare addresses of variables with
2895 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
2897 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
2898 (propagate_vr_accross_jump_function): Handle unary expressions.
2899 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2900 (load_from_param_1): New.
2901 (load_from_unmodified_param): Factor common part into load_from_param_1.
2902 (load_from_param): New.
2903 (compute_complex_assign_jump_func): Handle unary expressions.
2904 (update_jump_functions_after_inlining): Likewise.
2905 (ipa_write_jump_function): Likewise.
2906 (ipa_read_jump_function): Likewise.
2908 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2911 * doc/invoke.texi: Document Wrestrict.
2912 * pretty-print.c (pp_format): Add case for "Z" specifier.
2913 (test_pp_format): Test "Z" specifier.
2915 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
2917 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
2918 original function needs a static chain.
2920 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
2923 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
2926 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
2929 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
2930 return early if !optional_tbtab.
2932 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
2934 PR rtl-optimization/59461
2935 * doc/rtl.texi (paradoxical subregs): Add missing word.
2936 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
2937 in modes with precision larger than that of last_set_mode.
2938 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
2939 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
2940 REGs to paradoxical SUBREGs.
2941 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
2942 larger than a word before invoking LOAD_EXTEND_OP on it.
2944 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2947 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
2948 element order for little endian ordering.
2950 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
2951 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
2954 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
2957 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
2958 when calculating operand 2.
2959 (rotate to rotatex zext splitter): Ditto.
2961 2016-11-11 Jeff Law <law@redhat.com>
2963 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
2965 (stmt_uses_name_in_undefined_way): New function, extracted from
2966 find_implicit_erroneous_behavior and extended for div/mod case.
2967 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
2968 find_explicit_erroneous_behavior and extended for div/mod case.
2969 (find_implicit_erroneous_behavior): Use new helper function.
2970 (find_explicit_erroneous_behavior): Use new helper function.
2972 2016-11-11 Richard Biener <rguenther@suse.de>
2974 PR tree-optimization/71575
2975 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
2978 2016-11-11 Richard Biener <rguenther@suse.de>
2981 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2982 about uninitialized destination arg of BIT_INSERT_EXPR.
2984 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
2987 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
2988 terminology. Expand to remove ambiguity.
2990 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2992 PR rtl-optimization/78232
2993 * combine.c (try_combine): Add a big comment about why reusing i2dest
2995 (change_zero_ext): Do not call simplify_gen_binary, do the
2996 simplifications manually.
2998 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3000 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3001 enable HImode and QImode to go in vector registers by default if
3002 the -mvsx-small-integer option is enabled.
3003 (rs6000_secondary_reload_simple_move): Likewise.
3004 (rs6000_preferred_reload_class): Don't force integer constants to
3005 be loaded into vector registers that we can easily make into
3006 memory (or being created in the GPRs and moved over with direct move).
3007 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3008 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3009 vector extraction on ISA 3.0 when the scalar integer can be
3010 allocated in vector registers. Generate the VEC_SELECT directy,
3011 and don't use UNSPEC's to avoid having the scalar type in a vector
3012 register. Make the expander target registers, and let the
3013 combiner fold in results storing to memory, if the machine
3015 (vsx_extract_<mode>_di): Likewise.
3016 (vsx_extract_<mode>_p9): Likewise.
3017 (vsx_extract_<mode>_di_p9): Likewise.
3018 (vsx_extract_<mode>_store_p9): Likewise.
3019 (vsx_extract_si): Likewise.
3020 (vsx_extract_<mode>_p8): Likewise.
3021 (p9_lxsi<wd>zx): Delete, no longer used.
3022 (p9_stxsi<wd>x): Likewise.
3023 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3024 integers in vector registers for ISA 3.0.
3025 (QHI): Update comment.
3026 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3027 vector extract instructions in sign/zero extend.
3028 (zero_extendhi<mode>): Likewise.
3029 (extendqi<mode>): Likewise.
3030 (extendhi<mode>2): Likewise.
3031 (HImode splitter for load/sign extend in vector register): Likewise.
3032 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3033 optimizing floating point conversions to/from small data types and
3034 rewrite it to support QImode/HImode being allowed in vector
3035 registers on ISA 3.0.
3036 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3037 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3038 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3039 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3040 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3041 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3042 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3043 VSPLITISW on ISA 2.07.
3044 (movhi_internal): Combine movhi_internal and movqi_internal into
3045 one mov<mode>_internal with an iterator. Add support for QImode
3046 and HImode being allowed in vector registers. Make large number
3047 of attributes and constraints easier to read.
3048 (movqi_internal): Likewise.
3049 (mov<mode>_internal): Likewise.
3050 (movdi_internal64): Fix constraint to allow loading -16..15 with
3051 VSPLITISW on ISA 2.07.
3052 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3055 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3057 PR rtl-optimization/78241
3058 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3059 but emit initial peel copy if niter expr is not reliable.
3061 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3063 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3064 (maybe_record_trace_start): If the CFI is different on the new and
3065 old paths, print out both to the dump file before ICEing.
3067 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3069 * target.def (additional_allocno_class_p): New.
3070 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3071 * hooks.c (hook_bool_reg_class_t_false): New.
3072 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3073 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3074 * doc/tm.texi: Update.
3076 2016-11-10 Jason Merrill <jason@redhat.com>
3078 * gengtype.c (new_structure): Append to structures list.
3079 (find_structure): Likewise.
3081 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3083 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3084 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3087 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3089 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3090 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3092 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3093 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3094 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3095 teams distribute parallel for simd even to distribute and teams
3096 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3097 OMP_CLAUSE_DEPEND_SINK case.
3098 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3099 (omp_no_lastprivate): Removed.
3100 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3101 (gimplify_omp_for): Likewise.
3102 (computable_teams_clause): Fail for automatic vars from current
3103 function not yet seen in bind expr.
3104 * langhooks.c (lhd_omp_scalar_p): New function.
3105 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3106 * varpool.c (varpool_node::get_create): Set node->offloading
3107 even for DECL_EXTERNAL decls.
3108 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3109 (LANG_HOOKS_OMP_SCALAR_P): Define.
3110 (LANG_HOOKS_DECLS): Use it.
3112 2016-11-10 Martin Liska <mliska@suse.cz>
3115 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3116 only when SWITCH_BODY is a BIND_EXPR.
3118 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3121 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3122 on the context only when it has no DIE yet.
3124 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3126 * arm.h (target_cpus): Delete.
3127 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3128 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3129 (all_architectures): Likewise.
3130 (arm_option_override): Adjust use of CPU enums.
3131 (arm_sched_reorder): Likewise.
3132 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3133 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3134 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3136 * arm-tables.opt: Regenerated.
3138 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3140 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3142 * config/aarch64/aarch64-tune.md: Regenerated.
3143 * config/arm/arm-cores.def (falkor): New core.
3144 * config/arm/arm-tables.opt: Regenerated.
3145 * config/arm/arm-tune.md: Regenerated.
3146 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3147 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3148 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3149 (ARM Options/-mtune): Likewise.
3151 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3154 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3156 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3157 (propagate_vr_accross_jump_function): Likewise.
3158 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3159 (load_from_param_1): New.
3160 (load_from_unmodified_param): Factor common part into load_from_param_1.
3161 (load_from_param): New.
3162 (compute_complex_assign_jump_func): Handle unary expressions.
3163 (ipa_write_jump_function): Likewise.
3164 (ipa_read_jump_function): Likewise.
3166 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3168 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3169 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3170 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3173 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3175 * print-rtl-function.c: Include varasm.h.
3176 (print_any_param_name): New function.
3177 (print_param): New function.
3178 (print_rtx_function): Call print_param for each argument.
3179 * print-rtl.c (rtx_writer::finish_directive): New function.
3180 * print-rtl.h (rtx_writer::finish_directive): New decl.
3182 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3185 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3186 operand 0 as earlyclobber.
3187 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3189 2016-11-09 Martin Liska <mliska@suse.cz>
3191 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3193 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3196 * builtins.c (expand_builtin_memcmp): Formatting fix.
3198 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3199 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3200 or of them, renumber other enumerators.
3201 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3202 * doc/invoke.texi: Document -fsanitize=shift-base and
3203 -fsanitize-shift-exponent, document -fsanitize=shift as
3204 having those 2 suboptions.
3206 2016-11-09 Richard Biener <rguenther@suse.de>
3208 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3209 * fold-const.c (tree_swap_operands_p): Likewise.
3210 (fold_binary_loc): Adjust.
3211 (fold_ternary_loc): Likewise.
3212 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3213 * gimple-fold.c (fold_stmt_1): Likewise.
3214 * gimple-match-head.c (gimple_resimplify2): Likewise.
3215 (gimple_resimplify3): Likewise.
3216 (gimple_simplify): Likewise.
3217 * tree-ssa-dom.c (record_equality): Likewise.
3218 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3219 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3220 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3222 2016-11-09 Richard Biener <rguenther@suse.de>
3224 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3225 (optimize_stmt): Remove redundant pre-propagation canonicalization
3226 of comparison operand order.
3228 2016-11-09 Martin Liska <mliska@suse.cz>
3230 * fold-const-call.c (fold_const_call): Fix the folding.
3232 2016-11-09 Richard Biener <rguenther@suse.de>
3234 * common.opt (flag_evaluation_order): Remove.
3235 * expr.c (expand_operands): Remove code guarded by
3236 flag_evaluation_order.
3237 * fold-const.c (reorder_operands_p): Remove, it always returns
3239 (negate_expr_p): Remove calls to reorder_operands_p.
3240 (fold_negate_expr): Likewise.
3241 (tree_swap_operands_p): Likewise.
3242 (fold_binary_loc): Likewise.
3244 2016-11-09 Andreas Schwab <schwab@suse.de>
3247 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3248 insns operating on a register.
3250 2016-11-09 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/78007
3253 * tree-vect-stmts.c (vectorizable_bswap): New function.
3254 (vectorizable_call): Call vectorizable_bswap for
3255 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3257 2016-11-09 Richard Biener <rguenther@suse.de>
3259 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3260 Look at the DR_BASE_ADDRESS object for forcing alignment.
3262 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3264 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3265 (propagate_vr_accross_jump_function): Likewise.
3266 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3267 (load_from_param_1): New.
3268 (load_from_unmodified_param): Factor common part into load_from_param_1.
3269 (load_from_param): New.
3270 (compute_complex_assign_jump_func): Handle unary expressions.
3271 (ipa_write_jump_function): Likewise.
3272 (ipa_read_jump_function): Likewise.
3274 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3277 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3278 Also fold constant passed as argument while computing value range.
3279 (propagate_constants_accross_call): Pass param type.
3280 * ipa-prop.c: export ipa_get_callee_param_type.
3281 * ipa-prop.h: export ipa_get_callee_param_type.
3283 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3285 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3286 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3288 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3290 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3291 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3292 ASAN_STACK_MAGIC_MIDDLE.
3293 (asan_global_struct): Increase the size of fields.
3294 (asan_add_global): Add new field constructor.
3295 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3296 __asan_version_mismatch_check_v8.
3298 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3300 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3303 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3307 Handle ASHIFT and LSHIFTRT.
3308 (dimode_scalar_chain::compute_convert_gain): Ditto.
3309 (dimode_scalar_chain::convert_insn): Ditto.
3311 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3313 * gimple-ssa-store-merging.c: Include selftest.h
3314 (verify_array_eq): New function.
3315 (verify_shift_bytes_in_array): Likewise.
3316 (verify_shift_bytes_in_array_right): Likewise.
3317 (verify_clear_bit_region): Likewise.
3318 (verify_clear_bit_region_be): Likewise.
3319 (store_merging_c_tests): Likewise.
3320 * selftest.h (store_merging_c_tests): Declare prototype.
3321 * selftest-run-tests.c (selftest::run_tests): Run
3322 store_merging_c_tests.
3324 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3326 * config/arm/arm.opt (mold-rtx-costs): Delete.
3327 (mnew-generic-costs): Delete.
3328 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3329 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3330 (arm_size_rtx_costs): Likewise.
3331 (arm_slowmul_rtx_costs): Likewise.
3332 (arm_fastmul_rtx_costs): Likewise.
3333 (arm_xscale_rtx_costs): Likewise.
3334 (arm_9e_rtx_costs): Likewise.
3335 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3336 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3337 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3338 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3339 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3340 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3341 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3342 arm_cortex_m7_tune):
3343 Delete rtx_costs field.
3344 (arm_new_rtx_costs): Rename to...
3345 (arm_rtx_costs_internal): ... This.
3346 (arm_rtx_costs): Remove old way of doing rtx costs.
3348 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3350 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3351 (arm_fastmul_tune): Likewise.
3352 (arm_strongarm_tune): Likewise.
3353 (arm_xscale_tune): Likewise.
3354 (arm_9e_tune): Likewise.
3355 (arm_marvell_pj4_tune): Likewise.
3356 (arm_v6t2_tune): Likewise.
3357 (arm_v6m_tune): Likewise.
3358 (arm_fa726te_tune): Likewise.
3360 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3362 PR tree-optimization/78234
3363 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3366 2016-11-08 Martin Liska <mliska@suse.cz>
3369 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3370 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3371 with a value expr. Do not add artificial variables to
3372 live_switch_vars. Use the debug counter.
3373 (gimplify_target_expr): Use the debug counter.
3374 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3375 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3376 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3378 2016-11-08 Richard Biener <rguenther@suse.de>
3380 * tree-vect-stmts.c (get_group_load_store_type): If the
3381 access is aligned do not trigger peeling for gaps.
3382 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3383 force alignment of vars with DECL_USER_ALIGN.
3385 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3387 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3389 2016-11-08 Richard Biener <rguenther@suse.de>
3391 PR tree-optimization/78205
3392 * tree-vect-stmts.c (vectorizable_load): Move check whether
3393 we may run into gaps when BB vectorizing SLP permutations ...
3394 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3395 here where we can do a more precise check.
3397 2016-11-08 Richard Biener <rguenther@suse.de>
3399 PR tree-optimization/78224
3400 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3401 Split the fallthru edge in case its successor may have PHIs.
3402 Do not free dominance info.
3404 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3407 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3408 EH info even for bzhi and pdep/pext.
3410 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3412 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3413 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3415 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3417 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3419 * config/rs6000/vector.md (div<mode>3): Ditto.
3421 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3423 * configure.ac (.hidden): Change to conftest_s string. Provide string
3425 (gcc_cv_ld_hidden): Yes for AIX.
3426 * configure: Regenerate.
3428 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3430 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3431 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3432 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3433 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3434 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3435 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3437 (rs6000_xcoff_visibility): New.
3438 (rs6000_xcoff_declare_function_name): Add visibility support.
3439 (rs6000_xcoff_asm_globalize_decl_name): New.
3440 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3441 (rs6000_asm_weaken_decl): New.
3442 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3443 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3446 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3449 * incpath.c (remove_dup): Also silently ignore EPERM.
3451 2016-11-07 Martin Jambor <mjambor@suse.cz>
3453 * tree.c (verify_type_variant): Use pointer comparison to check that
3454 TYPE_SIZE_UNIT match.
3456 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3459 * dse.c (dse_step5): Call scan_reads even if just
3460 insn_info->frame_read. Improve and fix dump file messages.
3463 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3464 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3466 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3469 * match.pd: Add following two patterns:
3470 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3471 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3473 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3475 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3476 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3477 * rtl.h (duplicate_reg_notes): Declare.
3478 * rtlanal.c (duplicate_reg_note): New function.
3480 PR rtl-optimization/77309
3481 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3482 don't assume an equality comparison for plain COMPARE.
3483 (simplify_comparison): Pass a more accurate code to
3484 make_compound_operation.
3486 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3488 * target.def (compute_pressure_classes): New target hook.
3489 * doc/tm.texi.in: Document it.
3490 * doc/tm.texi: Regenerate.
3491 * ira.c (setup_pressure_classes): Call target hook if defined.
3493 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3495 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3497 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3498 that have the default values.
3499 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3501 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3502 label string from expected dump.
3503 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3506 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3509 * alias.c (nonoverlapping_memrefs_p): If one decl is
3510 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3512 2016-11-07 Richard Biener <rguenther@suse.de>
3515 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3518 2016-11-07 Richard Biener <rguenther@suse.de>
3520 PR tree-optimization/78218
3521 * gimple-ssa-store-merging.c
3522 (pass_store_merging::terminate_all_aliasing_chains):
3523 Drop unused argument, fix alias check to also consider uses.
3524 (pass_store_merging::execute): Adjust.
3526 2016-11-07 Richard Biener <rguenther@suse.de>
3528 PR tree-optimization/78228
3529 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3532 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3535 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3536 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3537 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3538 to restrict them to an appropriate range and add FAIL check if the
3539 region they specify is out of range. Delete useless constraint
3541 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3542 2 and 3 to restrict their range and add pattern predicate.
3544 2016-11-07 Martin Liska <mliska@suse.cz>
3546 * asan.c (enum asan_check_flags): Move the enum to header file.
3547 (asan_init_shadow_ptr_types): Make type creation more generic.
3548 (shadow_mem_size): New function.
3549 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3550 Rewritten stack unpoisoning code.
3551 (build_shadow_mem_access): Add new argument return_address.
3552 (instrument_derefs): Instrument local variables if use after scope
3553 sanitization is enabled.
3554 (asan_store_shadow_bytes): New function.
3555 (asan_expand_mark_ifn): Likewise.
3556 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3557 * asan.h (enum asan_mark_flags): Moved here from asan.c
3558 (asan_protect_stack_decl): Protect all declaration that need
3560 (asan_sanitize_use_after_scope): New function.
3561 (asan_no_sanitize_address_p): Likewise.
3562 * cfgexpand.c (partition_stack_vars): Consider
3563 asan_sanitize_use_after_scope in condition.
3564 (expand_stack_vars): Likewise.
3565 * common.opt (-fsanitize-address-use-after-scope): New option.
3566 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3567 Explain the parameter.
3568 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
3569 * gimplify.c (build_asan_poison_call_expr): New function.
3570 (asan_poison_variable): Likewise.
3571 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
3572 variables that have address taken.
3573 (gimplify_decl_expr): Likewise.
3574 (gimplify_target_expr): Likewise for C++ temporaries.
3575 (sort_by_decl_uid): New function.
3576 (gimplify_expr): Unpoison all variables for a label we can jump
3577 from outside of a scope.
3578 (gimplify_switch_expr): Unpoison variables defined in the switch
3580 (gimplify_function_tree): Clear asan_poisoned_variables.
3581 (asan_poison_variables): New function.
3582 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
3583 * internal-fn.c (expand_ASAN_MARK): New function.
3584 * internal-fn.def (ASAN_MARK): Declare.
3585 * opts.c (finish_options): Handle -fstack-reuse if
3586 -fsanitize-address-use-after-scope is enabled.
3587 (common_handle_option): Enable address sanitization if
3588 -fsanitize-address-use-after-scope is enabled.
3589 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3591 * params.h: Likewise.
3592 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3593 * sanitizer.def: Define __asan_poison_stack_memory and
3594 __asan_unpoison_stack_memory functions.
3595 * asan.c (asan_mark_poison_p): New function.
3596 (transform_statements): Handle asan_mark_poison_p calls.
3597 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3599 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3602 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3604 2016-11-07 Martin Liska <mliska@suse.cz>
3606 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3607 to time_profiler_counter_ptr.
3609 2016-11-07 Richard Biener <rguenther@suse.de>
3611 PR tree-optimization/37150
3612 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3614 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3615 (vect_analyze_slp_cost_1): Account for the real number of
3616 permutations emitted and for dead loads.
3617 (vect_transform_slp_perm_load): Add n_perms parameter counting
3618 the number of emitted permutations.
3619 * tree-vect-stmts.c (vectorizable_load): Adjust.
3621 2016-11-07 Richard Biener <rguenther@suse.de>
3623 PR tree-optimization/78189
3624 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3625 alignment computation.
3627 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3629 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3631 2016-11-05 Martin Sebor <msebor@redhat.com>
3633 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3636 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3640 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3642 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3645 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3646 doesn't have rtl set.
3648 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3650 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3651 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3652 rs6000_gimple_fold_builtin.
3653 (rs6000_gimple_fold_builtin): New function. Add handling for
3654 early expansion of vector addition builtins.
3656 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3658 * expr.h (copy_blkmode_from_reg): Delete.
3659 * expr.c (copy_blkmode_from_reg): Make static.
3661 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3663 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3664 * combine.c (LOAD_EXTEND_OP): Delete.
3665 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3666 * cse.c (LOAD_EXTEND_OP): Delete.
3667 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3668 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3669 * postreload.c (LOAD_EXTEND_OP): Delete.
3670 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3671 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3672 (find_reloads): Likewise.
3673 * reload1.c (eliminate_regs_1): Likewise.
3674 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3675 (num_sign_bit_copies1): Likewise.
3677 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3679 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3680 (selftest::ix86_test_dumping_hard_regs): New function.
3681 (selftest::ix86_run_selftests): New function.
3682 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3683 selftest::ix86_run_selftests.
3684 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3685 * doc/tm.texi: Regenerate
3686 * selftest-rtl.h: New file.
3687 * rtl-tests.c: Include "selftest-rtl.h".
3688 (selftest::assert_rtl_dump_eq): Make non-static.
3689 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3690 (selftest::test_dumping_regs): Update comment.
3691 * selftest-run-tests.c: Include "target.h".
3692 (selftest::run_tests): If non-NULL, call
3693 targetm.run_target_selftests.
3694 * target.def (run_target_selftests): New hook.
3696 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3698 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3699 representative core for this architecture.
3700 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3701 * config/arm/arm-tables.opt: Regenerate.
3702 * config/arm/arm-tune.md: Likewise.
3703 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3704 valid -mcpu options.
3705 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3707 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3709 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3710 representative core for this architecture.
3711 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3712 * config/arm/arm-tables.opt: Regenerate.
3713 * config/arm/arm-tune.md: Likewise.
3714 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3715 this tuning parameters apply to in the comment.
3716 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3717 valid -mcpu options.
3718 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3720 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3722 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3723 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3724 where cond_expr can't be a lvalue.
3726 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3728 * config/arc/arc.c (arc_process_double_reg_moves): Use
3730 * config/arc/arc.md (movsi_insn): Disable unsupported move
3731 instructions for ARCv2 cores.
3732 (movdi): Use prepare_move_operands.
3733 (movsf, movdf): Use move_dest_operand predicate.
3734 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3736 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3737 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3739 (dexcl_3op_peep2_insn_nores): Likewise.
3740 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3741 (LINK_COMMAND_SPEC): Remove.
3743 2016-11-04 Richard Biener <rguenther@suse.de>
3746 * loop-invariant.c (find_exits): Record entering inner
3747 loops as possibly exiting to handle infinite sub-loops.
3748 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3749 (fill_always_executed_in_1): Honor infinite child loops.
3751 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3754 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3755 has already been adjusted for endianness, so don't adjust it any
3759 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3760 ICmode unless we have standard PowerPC floating point.
3761 * config/rs6000/rs6000.md (FP iterator): Likewise.
3762 (FMOVE128 iterator): Likewise.
3764 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3765 Alexandre Oliva <aoliva@redhat.com>
3766 Jason Merrill <jason@redhat.com>
3770 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3772 * langhooks.c (lhd_type_dwarf_attribute): New function.
3773 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3774 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3775 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3776 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3777 (check_qualified_type, check_aligned_type): Call it.
3778 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3779 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3780 check_base_type and check_lang_type.
3781 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3782 return early. For pointer-to-data-member add DW_AT_use_location
3784 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3786 (gen_type_die_with_usage): Don't use type_main_variant
3787 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3788 check_base_type and check_lang_type. Formatting fixes. Call
3789 get_debug_type langhook.
3791 2016-11-03 Jason Merrill <jason@redhat.com>
3793 * tree.c (check_lang_type): New.
3794 (check_qualified_type): Use it.
3795 (check_aligned_type): Use it.
3796 * tree.h: Declare it.
3798 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3800 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3801 (arm*-freebsd*): Likewise.
3802 (arm*-*-netbsdelf*): Likewise.
3803 (arm*-*-linux*): Likewise.
3804 (arm*-*-uclinux*eabi*): Likewise.
3805 (arm*-*-phoenix*): Likewise.
3806 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3807 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3808 specified. Default to arm6 if target_cpu_cname is not set.
3809 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3810 default cpu has been correctly configured.
3811 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3812 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3813 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3814 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3815 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3816 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3817 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3819 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3821 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3822 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3823 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3824 (output_cfa_loc): Support DW_CFA_val_expression.
3825 (output_cfa_loc_raw): Likewise.
3826 (output_cfi): Likewise.
3827 (output_cfi_directive): Likewise.
3828 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3829 (dw_cfi_oprnd2_desc): Likewise.
3830 (mem_loc_descriptor): Recognize new pattern generated for value
3833 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3835 PR rtl-optimization/78186
3836 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
3837 well, when converting to IOR.
3839 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
3841 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
3842 (vec_interleave_highv8qi): Likewise.
3844 2016-11-03 Martin Liska <mliska@suse.cz>
3846 * profile.c (instrument_values): Fix coding style.
3847 (branch_prob): Use renamed function.
3848 * tree-profile.c (init_ic_make_global_vars): Likewise.
3849 (gimple_init_edge_profiler): Rename to
3850 gimple_init_gcov_profiler.
3851 tree_time_profiler_counter variable declaration.
3852 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
3854 * value-prof.h: Remove an argument.
3856 2016-11-03 Richard Biener <rguenther@suse.de>
3858 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
3859 symtab_node::get_create.
3861 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3863 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
3864 Move comments into more natural position.
3866 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
3868 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
3869 (PTRDIFF_TYPE): Define as int.
3871 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3873 * ccmp.c (expand_ccmp_expr_1): Adjust.
3874 (expand_ccmp_expr): Likewise.
3875 (expand_ccmp_next): Likewise.
3876 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
3877 (aarch64_gen_ccmp_first): Likewise.
3878 * doc/tm.texi: Regenerate.
3879 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
3880 (gen_ccmp_next): Likewise.
3882 2016-11-03 Bin Cheng <bin.cheng@arm.com>
3884 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
3885 (vect_is_simple_reduction): Swap cond_reduction by inversion.
3887 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
3889 * config/i386/i386.c (ix86_init_libfuncs): New. Call
3890 darwin_rename_builtins here.
3891 (ix86_expand_divmod_libfunc): New.
3892 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
3893 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
3895 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
3896 Nathan Sidwell <nathan@acm.org>
3898 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
3900 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
3902 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
3904 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
3905 to format MODE_INT and MODE_PARTIAL_INT literals.
3907 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
3910 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
3911 NULL if TARGET_SPE_ABI.
3913 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3915 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
3916 clear padding bits even when they're less than a byte.
3918 2016-11-02 Richard Biener <rguenther@suse.de>
3920 * gimple-ssa-store-merging.c: Include gimplify-me.h.
3921 (imm_store_chain_info::output_merged_stores): Force base_addr
3922 to be proper GIMPLE for a MEM_REF address.
3923 (pass_store_merging::execute): Restrict negative bitpos
3924 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
3925 check. Take into account non-NULL_TREE offset if the base
3926 is already addressable.
3928 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
3930 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
3932 (aarch64_be_crypto_sha1hv4si): New pattern.
3934 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
3936 * config/aarch64/aarch64.md (add<mode>3): Remove
3937 redundant code. Don't split frame based additions.
3939 2016-11-02 Richard Biener <rguenther@suse.de>
3941 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
3942 redundant val and dest members.
3943 (store_immediate_info::store_immediate_info): Adjust.
3944 (merged_store_group::merged_store_group): Adjust.
3945 (merged_store_group::apply_stores): Likewise.
3946 (struct imm_store_chain_info): Add base_addr field.
3947 (imm_store_chain_info::imm_store_chain_info): New constructor.
3948 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
3949 (imm_store_chain_info::output_merged_store): Likewise. Use
3950 addr_base which is already the address.
3951 (imm_store_chain_info::output_merged_stores): Likewise.
3952 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
3953 imm_store_chain_info instead of base. Fix alias check.
3954 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
3955 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
3956 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
3957 use the address of the base and adjust for other changes.
3959 2016-11-02 Martin Liska <mliska@suse.cz>
3961 * fold-const-call.c (host_size_t_cst_p): Test whether
3962 t is convertible to size_t.
3964 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3966 PR tree-optimization/78170
3967 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
3968 introduced by native_encode_expr on little-endian as well.
3970 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3972 PR tree-optimization/78162
3973 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
3976 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3978 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
3980 (aarch64_next_callee_save): Likewise.
3981 (aarch64_pushwb_single_reg): Likewise.
3982 (aarch64_gen_storewb_pair): Likewise.
3983 (aarch64_push_regs): Likewise.
3984 (aarch64_gen_loadwb_pair): Likewise.
3985 (aarch64_pop_regs): Likewise.
3986 (aarch64_gen_store_pair): Likewise.
3987 (aarch64_gen_load_pair): Likewise.
3988 (aarch64_save_callee_saves): Likewise.
3989 (aarch64_restore_callee_saves): Likewise.
3991 2016-11-02 Richard Biener <rguenther@suse.de>
3993 PR tree-optimization/78035
3994 PR tree-optimization/77964
3995 * gimple-pretty-print.c (pp_points_to_solution): Print
3996 vars_contains_interposable.
3997 * tree-ssa-alias.c: Include varasm.h.
3998 (ptrs_compare_unequal): Check vars_contains_interposable and
3999 decl_binds_to_current_def_p.
4000 (dump_points_to_solution): Dump vars_contains_interposable.
4001 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4003 * tree-ssa-structalias.c: Include varasm.h.
4004 (set_uids_in_ptset): Record whether vars contains a
4005 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4006 (ipa_escaped_pt): Update initializer.
4008 2016-11-02 Richard Biener <rguenther@suse.de>
4010 PR tree-optimization/78047
4011 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4012 fake field at offset zero conservatively regarding to may_have_pointers.
4014 2016-11-02 Richard Biener <rguenther@suse.de>
4016 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4017 infer_value_range on stmt ops and update value-ranges.
4018 Dump visited stmts and blocks.
4019 (evrp_dom_walker::push_value_range): Dump changes.
4020 (evrp_dom_walker::pop_value_range): Likewise.
4021 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4023 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4025 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4027 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4029 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4031 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4032 and adjust for that.
4033 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4035 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4037 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4039 (transcode_memory_rtx): Likewise.
4040 (move_to_acc): Likewise.
4041 (move_from_acc): Likewise.
4042 (move_acc_to_reg): Likewise.
4043 (move_to_x): Likewise.
4044 (move_to_hl): Likewise.
4045 (move_to_de): Likewise.
4046 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4047 (rs6000_emit_savres_rtx): Likewise.
4048 (rs6000_emit_prologue): Likewise.
4049 * reorg.c (update_reg_unused_notes): Likewise.
4050 * rtl.h (remove_note): Adjust prototype.
4051 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4053 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4055 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4056 variables so some can be rtx_insn *.
4057 (alpha_emit_xfloating_libcall): Likewise.
4058 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4059 (mips_legitimize_tls_address): Likewise.
4060 * optabs.c (expand_binop): Likewise.
4061 * reload1.c (gen_reload): Likewise.
4063 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4065 * reorg.c (relax_delay_slots): Split up the trial variable.
4067 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4069 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4070 of variables rtx_insn *.
4071 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4072 (legitimize_tls_address): Likewise.
4073 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4074 (bfin_gen_bundles): Likewise.
4075 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4076 (c6x_reorg): Likewise.
4077 * config/frv/frv.c (frv_reorder_packet): Likewise.
4078 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4079 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4080 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4081 * config/mn10300/mn10300.c: Likewise.
4082 * config/rl78/rl78.c: Likewise.
4083 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4084 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4085 (sh_expand_cmpnstr): Likewise.
4086 (sh_expand_strlen): Likewise.
4087 (sh_expand_setmem): Likewise.
4088 * config/sh/sh.md: Likewise.
4089 * emit-rtl.c (emit_pattern_before): Likewise.
4090 * except.c: Likewise.
4091 * final.c: Likewise.
4094 2016-11-01 Jason Merrill <jason@redhat.com>
4096 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4097 a COND_EXPR with constant condition.
4099 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4101 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4102 and its initialization.
4104 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4106 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4109 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4111 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4112 argument, don't call add_linkage_name if it is true.
4113 (gen_variable_die): For C++ inline static data members, consider the
4114 initial call when old_die is NULL to be declaration and call
4115 add_name_and_src_coords_attributes in that case with true as
4116 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4117 (gen_member_die): For C++ inline static data members, emit a
4118 definition DIE right away in DW_TAG_compile_unit context.
4120 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4123 * config/pa/pa.md: Add new shift/add patterns to handle
4124 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4126 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4128 * config/xtensa/xtensa-protos.h
4129 (xtensa_use_return_instruction_p): New prototype.
4130 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4131 xtensa_callee_save_size): Remove.
4132 (struct machine_function): Add new fields: current_frame_size,
4133 callee_save_size, frame_laid_out and epilogue_done.
4134 (compute_frame_size, xtensa_expand_prologue,
4135 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4136 cfun->machine->callee_save_size and xtensa_current_frame_size
4137 with cfun->machine->current_frame_size.
4138 (compute_frame_size): Update cfun->machine->frame_laid_out and
4139 don't update frame layout after reload completion.
4140 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4141 instead of zeroing xtensa_current_frame_size.
4142 (xtensa_use_return_instruction_p): New function.
4143 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4145 (INITIAL_ELIMINATION_OFFSET): Use return value of
4146 compute_frame_size instead of xtensa_current_frame_size value.
4147 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4148 function xtensa_use_return_instruction_p instead of inline code.
4150 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4152 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4153 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4154 * dwarf2out.c (rnglist_idx): New variable.
4155 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4156 (DEBUG_RNGLISTS_SECTION): Define.
4157 (ranges_base_label): New variable.
4158 (size_of_die) <case dw_val_class_range_list>: If using
4159 DW_FORM_rnglistx, count size of uleb128 of range list index.
4160 (value_format) <case dw_val_class_range_list>: For
4161 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4162 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4163 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4164 (add_ranges_num): Remove useless prototype. Don't multiply
4165 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4166 for new fields added to dw_ranges struct.
4167 (add_ranges): Add maybe_new_sec argument and pass it
4168 through to add_ranges_num.
4169 (note_rnglist_head): New function.
4170 (add_ranges_by_labels): Pass true as maybe_new_sec to
4171 add_ranges_num, call note_rnglist_head on the head of the list.
4172 (output_ranges): Add function comment. Switch to
4173 .debug_ranges section here and emit .Ldebug_ranges0 label.
4174 (index_rnglists, output_rnglists): New functions.
4175 (gen_subprogram_die): Formatting fixes.
4176 (add_high_low_attributes): Don't divide offsets
4177 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4178 first list element or when pointing into the middle of
4179 a list. Pass true as second argument to add_ranges on the
4180 first block fragment after cold/hot section switch.
4181 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4182 section instead of .debug_ranges. Initialize
4183 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4184 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4185 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4186 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4187 Call output_rnglists for -gdwarf-5.
4188 (dwarf2out_c_finalize): Clear rnglist_idx.
4190 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4192 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4194 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4195 Tamar Christina <tamar.christina@arm.com>
4197 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4198 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4199 (vmaxnmq_f32): Likewise.
4200 (vminnm_f32): Likewise.
4201 (vminnmq_f32): Likewise.
4202 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4204 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4207 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4209 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4210 binary floating point types supported by the hardware except for
4212 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4213 vector instruction for optimizing extracting a SImode from a
4214 V4SImode vector and converting it to floating point.
4215 (vsx_xvcvuxwdp_df): Likewise.
4216 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4217 registers to be any VSX register. Move stores to the end of the
4219 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4220 to optimize extracting a SImode from a V4SImode vector and
4221 converting it to a binary floating point type supported by the
4222 hardware. Use the vector converts instead of extracting the
4223 element, sign extending it, and then converting it to double.
4224 Other floating point types than double first convert to double,
4225 then the double is converted to that type.
4226 (vsx_extract_si_<uns>float_<mode>): Likewise.
4228 2016-10-31 Andrew Pinski <apinski@cavium.com>
4230 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4231 Rewrite handling of part num to handle the case where
4232 multiple implementers share the same part num.
4234 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4235 Jakub Jelinek <jakub@redhat.com>
4237 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4238 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4240 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4242 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4243 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4244 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4245 (is_cu_die, is_unit_die): Likewise.
4246 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4247 comments for DWARF5 DW_UT_type units.
4248 (output_compilation_unit_header): Add UT argument, output
4249 start of DWARF5 .debug_info section header.
4250 (output_comp_unit): Add dwo_id argument. Adjust
4251 output_compilation_unit_header caller, for DW_UT_split_compile
4252 emit dwo_id field, otherwise padding1. Emit padding2 field.
4253 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4254 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4255 (output_skeleton_debug_sections): Add dwo_id argument, for
4256 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4257 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4258 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4259 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4260 DW_TAG_compile_unit for skeleton unit die. Don't add
4261 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4262 address to output_comp_unit and output_skeleton_debug_sections.
4264 * dwarf2out.c (debug_line_str_section): New variable.
4265 (debug_line_str_hash): Likewise.
4266 (DEBUG_LINE_STR_SECTION): Define.
4267 (set_indirect_string): Handle DW_FORM_line_strp like
4269 (find_string_form): Fix up formatting.
4270 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4272 (output_die): Handle DW_FORM_line_strp.
4273 (DWARF5_USE_DEBUG_LINE_STR): Define.
4274 (output_line_string): New function.
4275 (output_file_names): Add -gdwarf-5 support.
4276 (output_line_info): Likewise.
4277 (init_sections_and_labels): Initialize debug_line_str_section.
4278 (output_indirect_string): Change 2nd argument from void *
4279 to enum dwarf_form form, compare with form rather than
4281 (output_indirect_strings): Pass DW_FORM_strp to
4282 output_indirect_string traversion.
4283 (dwarf2out_finish): Output .debug_line_str strings.
4284 (dwarf2out_c_finalize): Clear debug_line_str_section and
4285 debug_line_str_hash.
4287 2016-10-31 Tom Tromey <tom@tromey.com>
4290 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4291 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4292 DW_OP_GNU_push_tls_address case.
4293 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4295 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4297 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4298 for frame_offset_rel bit.
4299 (struct array_descr_info): Add rank field.
4300 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4301 and placeholder_seen fields.
4302 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4303 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4304 DW_OP_pick 1 into DW_OP_over.
4305 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4306 gen_variant_part): Clear placeholder_{arg,seen}.
4307 (loc_list_from_tree_1): Drop const from context argument.
4308 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4309 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4310 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4312 (add_scalar_info): Drop const from context argument. Handle
4313 context->placeholder_arg.
4314 (add_bound_info): Drop const from context argument.
4315 (gen_descr_array_type_die): Drop const from ctx variable.
4316 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4317 attribute and use a single DW_TAG_generic_subrange instead of
4318 7 DW_TAG_subrange_type for assumed rank arrays.
4320 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4321 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4322 from bool to 1-bit uchar bitfield. Add num_assigned and
4323 offset_emitted bitfields.
4324 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4325 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4326 dw_val_class_loclistsptr.
4327 (new_addr_loc_descr): Fix up formatting.
4328 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4329 (add_AT_low_high_pc): Fix up formatting.
4330 (add_AT_loclistsptr): New function.
4331 (AT_lbl): Allow dw_val_class_loclistsptr.
4332 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4333 Handle dw_val_class_loclistsptr.
4334 (loc_list_idx): New variable.
4335 (output_loclists_offsets, assign_location_list_indexes): New
4337 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4338 add size_of_uleb128 of the index. Drop never used
4339 dwarf_split_debug_info AT_index handling. Handle
4340 dw_val_class_loclistsptr.
4341 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4342 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4343 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4344 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4345 DW_FORM_loclistx indexes.
4346 (output_attr_index_or_value): Fix up formatting. Don't handle
4347 dw_val_class_loc_list here.
4348 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4349 For dw_val_class_loc_list call output_loc_list_offset rather than
4350 output_attr_index_or_value.
4351 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4352 or .debug_loclists.dwo section name for debug_loc_section.
4353 (resolve_addr_in_expr): Formatting fix.
4354 (index_location_lists): Likewise.
4355 (dwarf2out_finish): If there are any location lists, for
4356 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4357 index_location_lists only if have_location_lists. Call
4358 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4359 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4360 -gsplit-dwarf also emit offset table.
4362 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4363 (size_of_die, value_format, output_die): Use
4364 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4365 dw_val_class_wide_int.
4367 * dwarf2out.c (dwarf_op): Renamed to ...
4368 (dwarf_OP): ... this.
4369 (convert_descriptor_to_mode, scompare_loc_descriptor,
4370 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4371 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4373 (dwarf_AT, dwarf_TAG): New functions.
4374 (check_die): Disallow DW_AT_call_all_calls next to
4375 DW_AT_GNU_all_call_sites.
4376 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4377 and attributes instead of the corresponding GNU tag and attributes.
4378 (gen_subprogram_die): Likewise. Emit call site information even
4379 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4380 DW_AT_defaulted in comment.
4381 (resolve_addr): Handle DW_AT_call_origin attribute on
4382 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4383 DW_TAG_GNU_call_site DIE.
4385 * dwarf2out.c (dwarf_op): New function.
4386 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4387 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4388 (output_loc_operands, output_loc_operands_raw): Likewise.
4389 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4390 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4391 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4392 if dwarf_version < 5.
4393 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4395 (scompare_loc_descriptor, ucompare_loc_descriptor,
4396 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4397 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4398 optimize_location_into_implicit_ptr): Likewise. Only punt for
4399 !dwarf_strict if dwarf_version < 5.
4400 (string_cst_pool_decl): Adjust comment.
4401 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4403 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4404 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4405 (struct dw_val_node): Add val_file_implicit field.
4406 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4407 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4408 output_die): Handle dw_val_class_const_implicit,
4409 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4410 (abbrev_die_table): Change into va_gc vec.
4411 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4412 ABBREV_DIE_TABLE_INCREMENT): Remove.
4413 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4414 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4416 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4417 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4419 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4421 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4423 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4425 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4426 unit. Call optimize_abbrev_table.
4427 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4428 abbrev_die_table being a va_gc vec.
4430 PR tree-optimization/77860
4431 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4432 also integral complex and vector constants.
4434 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4435 optimize_macinfo_range, save_macinfo_strings): Replace
4436 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4437 (output_macinfo): Likewise. Emit .debug_macro* rather than
4438 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4439 (init_sections_and_labels): Use .debug_macro* labels rather than
4440 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4441 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4442 or DW_AT_GNU_macros for -gdwarf-5.
4444 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4446 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4448 2016-09-11 Le-Chun Wu <lcwu@google.com>
4449 Mark Wielaard <mjw@redhat.com>
4451 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4452 (Wshadow=local): New option.
4453 (Wshadow-local): Hidden alias for -Wshadow=local.
4454 (Wshadow=compatible-local): New option.
4455 (Wshadow-compatible-local): Hidden alias for
4456 -Wshadow=compatible-local.
4457 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4458 Wshadow=compatible-local.
4460 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4462 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4463 Check slp defs for COND_EXPR by swapping/inverting operands if the
4464 new parameter SWAP indicates so.
4465 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4466 is isomorphic to the first stmt via swapping/inverting. Store swap
4467 information in the new parameter SWAP.
4468 (vect_build_slp_tree): New local array SWAP and pass it to function
4469 vect_build_slp_tree_1. Cleanup result handling code for function
4470 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4471 order of operands has been fixed as indicated by SWAP[i].
4473 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4475 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4476 unnecessary data dependence check after visited store stmt.
4478 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4480 PR tree-optimization/71915
4481 PR tree-optimization/71490
4482 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4484 (find_basis_for_base_expr): Require stride types to match when
4486 (alloc_cand_and_find_basis): Record the stride type.
4487 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4488 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4489 the expressions having those types.
4490 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4491 (create_mul_ssa_cand): Likewise.
4492 (create_mul_imm_cand): Likewise.
4493 (create_add_ssa_cand): Likewise.
4494 (create_add_imm_cand): Likewise.
4495 (legal_cast_p_1): Change interface to accept types rather than the
4496 expressions having those types.
4497 (legal_cast_p): Pass types to legal_cast_p_1.
4498 (slsr_process_cast): Pass stride type to
4499 alloc_cand_and_find_basis.
4500 (slsr_process_copy): Likewise.
4501 (dump_candidate): Display stride type when a cast exists.
4502 (create_add_on_incoming_edge): Introduce a cast when necessary for
4504 (analyze_increments): Change the code checking for invalid casts
4505 to rely on the stride type, and update the documentation and
4506 example. Change the code checking for pointer multiplies to rely
4508 (insert_initializers): Introduce a cast when necessary for the
4509 stride type. Use the stride type for the type of the initializer.
4511 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4513 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4515 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4517 PR rtl-optimization/77919
4518 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4519 into memory if both modes are complex and their inner modes have the
4520 same precision. If the two modes are different complex modes, convert
4521 each part separately and generate a new CONCAT.
4523 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4525 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4527 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4530 * gimple-ssa-store-merging.c
4531 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4532 instead of SET_TYPE_ALIGN on shared integral type.
4534 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4536 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4537 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4540 2016-10-28 Jeff Law <law@redhat.com>
4542 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4543 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4545 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4547 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4549 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4551 * target.def (min_arithmetic_precision): New hook.
4552 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4553 * doc/tm.texi: Regenerate.
4554 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4555 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4556 * targhooks.c (default_min_arithmetic_precision): New function.
4557 * targhooks.h (default_min_arithmetic_precision): Declare.
4558 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4559 (sparc_min_arithmetic_precision): New function.
4561 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4564 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4565 Swap commutative operands in new RTL if needed. Handle zero_ext
4567 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
4570 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4571 Kugan Vivekanandarajah <kuganv@linaro.org>
4572 Jim Wilson <jim.wilson@linaro.org>
4574 PR tree-optimization/43721
4575 * target.def: New hook expand_divmod_libfunc.
4576 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
4577 * doc/tm.texi: Regenerate.
4578 * internal-fn.def: Add new entry for DIVMOD ifn.
4579 * internal-fn.c (expand_DIVMOD): New.
4580 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
4582 (widen_mul_stats): Add new field divmod_calls_inserted.
4583 (target_supports_divmod_p): New.
4584 (divmod_candidate_p): Likewise.
4585 (convert_to_divmod): Likewise.
4586 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
4587 renumber_gimple_stmt_uids at beginning of function. Call
4588 convert_to_divmod and record stats for divmod.
4589 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
4590 TARGET_EXPAND_DIVMOD_LIBFUNC.
4591 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4594 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4595 Segher Boessenkool <segher@kernel.crashing.org>
4597 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4598 swapping the arms of the branch.
4599 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4600 sequence for the generic signed-signed-signed case.
4602 2016-10-28 Jeff Law <law@redhat.com>
4604 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4606 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4608 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4610 PR rtl-optimization/78029
4611 * function.c (prologue_contains, epilogue_contains): New functions.
4612 (record_prologue_seq, record_epilogue_seq): New functions.
4613 * function.h (prologue_contains, epilogue_contains,
4614 record_prologue_seq, record_epilogue_seq): New declarations.
4615 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4616 mixing prologue and epilogue insns.
4617 (init_deps): Initialize the new fields in struct deps_desc.
4618 * sched-int.h (struct deps_desc): New fields last_prologue,
4619 last_epilogue, and last_logue_was_epilogue.
4620 * shrink-wrap.c (emit_common_heads_for_components): Record all
4621 emitted prologue and epilogue insns.
4622 (emit_common_tails_for_components): Ditto.
4623 (insert_prologue_epilogue_for_components): Ditto.
4625 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4628 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4629 * common.opt (fstore-merging): New Optimization option.
4630 * opts.c (default_options_table): Add entry for
4631 OPT_ftree_store_merging.
4632 * fold-const.h (can_native_encode_type_p): Declare prototype.
4633 * fold-const.c (can_native_encode_type_p): Define.
4634 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4635 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4636 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4637 * passes.def: Insert pass_tree_store_merging.
4638 * tree-pass.h (make_pass_store_merging): Declare extern
4640 * gimple-ssa-store-merging.c: New file.
4641 * doc/invoke.texi (Optimization Options): Document
4643 (--param documentation): Document store-merging-allow-unaligned
4644 and max-stores-to-merge.
4646 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4649 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4650 assignment to earlier in the if/else logic.
4652 2016-10-28 Richard Biener <rguenther@suse.de>
4656 * fold-const.c (make_bit_field_ref): Only adjust alias set
4657 when the original alias set was zero.
4659 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4661 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4662 (s390_adjust_loops): New function.
4663 (s390_reorg): Invoke s390_adjust_loops.
4664 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4665 ("osc_break"): New insn definition.
4667 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4669 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4670 * config.gcc: Support alternate archXX cpu levels with
4671 --with-arch= and --with-tune=.
4672 * config/s390/linux.h: Translate new archXX cpu levels to the
4673 original names when calling GAS.
4674 * config/s390/tpf.h: Likewise.
4675 * doc/invoke.texi: Document the alternate cpu level names.
4677 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4679 PR rtl-optimization/77919
4680 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4681 MEM if mode1 is not a complex mode.
4683 PR rtl-optimization/78132
4684 * ree.c (combine_reaching_defs): Give up if copy_needed and
4685 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4687 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4689 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4691 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4693 * config/rs6000/constraints.md (wH constraint): Add new
4694 constraints for allowing 32-bit integers (and eventually 8/16-bit
4695 integers) into the vector registers.
4696 (wI constraint): Likewise.
4697 (wJ constraint): Likewise.
4698 (wK constraint): Likewise.
4699 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4700 -mvsx-small-integer as a default option for ISA 2.07
4702 (POWERPC_MASKS): Likewise.
4703 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4704 switch to turn off small integer support in vector registers.
4705 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4706 test for -mupper-regs-di, since it is already done with the
4707 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4708 -mvsx-small-integer.
4709 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4711 (rs6000_setup_reg_addr_masks): Likewise.
4712 (rs6000_init_hard_regno_mode_ok): Likewise.
4713 (rs6000_option_override_internal): Add consistency checks for
4714 -mvsx-small-integer.
4715 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4716 -mvsx-small-integer.
4717 (rs6000_secondary_reload): Use std::swap.
4718 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4719 VSX_REGS for small integers in vector registers, since there is no
4720 D-FORM address mode for such types.
4721 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4722 (rs6000_opt_masks): Add -mvsx-small-integer.
4723 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4725 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4726 extracts can be done on ISA 2.07.
4727 (vsx_extract_<mode>): Add support for small integers in vsx
4729 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4730 longer support V4SImode in this pattern.
4731 (vsx_extract_si): New insn to support extraction of SImode in ISA
4732 2.07 using either xxextractuw or vspltw.
4733 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4734 longer support V4SImode in this pattern.
4735 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4736 wJ, and wK constraints.
4737 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4738 storing SDmode with VSX instructions.
4739 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4740 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4741 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4742 small integers in vector registers.
4743 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4744 load and before the FPR and VSX loads. Remove ??, ! from the
4745 constraints. Add VEXTSW2D support for small integers in vector
4747 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4748 integers in vector registers.
4749 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4750 move instead of using an UNSPEC.
4751 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4752 integers in vector registers.
4753 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4754 move instead of using an UNSPEC.
4755 (movsi_internal1): Add support for -mvsx-small-integer. Align
4756 columns so that it is more readable.
4757 (SImode splitter for ISA 3.0 constants): Add splitter for
4758 -128..127 constants that can easily be constructed on ISA 3.0.
4759 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4762 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4765 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4768 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4770 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4771 PIC_OFFSET_TABLE_REGNUM twice.
4773 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4775 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4776 support for constant operand for OP.
4778 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4780 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4781 splice_child_die if child doesn't have DW_AT_specification attribute.
4783 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4785 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4786 (TARGET_HAVE_LDREXBH): Likewise.
4787 (TARGET_HAVE_LDACQ): Likewise.
4789 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4791 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4792 logic to to decide whether to copy over old value to register for new
4794 * config/arm/sync.md: Add comments explaning why mode and code
4795 attribute are not defined in iterators.md
4796 (thumb1_atomic_op_str): New code attribute.
4797 (thumb1_atomic_newop_str): Likewise.
4798 (thumb1_atomic_fetch_op_str): Likewise.
4799 (thumb1_atomic_fetch_newop_str): Likewise.
4800 (thumb1_atomic_fetch_oldop_str): Likewise.
4801 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4802 mirror the more restrictive constraints of the Thumb-1 insns after
4803 split compared to Thumb-2 counterpart insns.
4804 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4805 in sync with non atomic version.
4806 (atomic_nand<mode>): Likewise.
4807 (atomic_fetch_<sync_optab><mode>): Likewise.
4808 (atomic_fetch_nand<mode>): Likewise.
4809 (atomic_<sync_optab>_fetch<mode>): Likewise.
4810 (atomic_nand_fetch<mode>): Likewise.
4811 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4812 in sync with atomic version.
4813 (thumb1_subsi3_insn): Likewise.
4814 (thumb1_andsi3_insn): Likewise.
4815 (thumb1_iorsi3_insn): Likewise.
4816 (thumb1_xorsi3_insn): Likewise.
4818 2016-10-27 Nick Clifton <nickc@redhat.com>
4820 * plugin.c (register_plugin_info): Produce an error message if the
4821 plugin is not found in the hash table.
4823 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4825 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4828 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
4831 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
4832 define builtin functions from the bdesc_spe_predicates or
4833 bdesc_spe_evsel arrays if the builtin mask is not compatible with
4834 the current compiler configuration.
4835 (paired_init_builtins): Modify loop to not define define builtin
4836 functions from the bdesc_paried_preds array if the builtin mask is
4837 not compatible with the current compiler configuration.
4838 (altivec_init_builtins): Modify loops to not define the
4839 __builtin_altivec_stxvl function nor the builtin functions from
4840 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
4841 builtin mask is not compatible with the current compiler
4844 2016-10-26 Jeff Law <law@redhat.com>
4846 * config/sh/sh.c (output_branch): Add missing fallthru comments.
4847 (gen_shl_and): Likewise.
4848 * config/sh/sh.md (movsicc): Add missing fallthru comments.
4850 * config/mips/mips.c (mips16_constant_cost): Add missing
4852 (mips16_build_call_stub): Increase buffer size. Adjust
4855 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4857 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
4858 INSN_UIDs for all insns in compact mode.
4859 (rtx_writer::print_rtx): Likewise.
4860 * print-rtl.h (rtx_writer::flag_compact): Update comment.
4861 * rtl-tests.c (selftest::test_dumping_insns): Update expected
4862 output to include INSN_UID.
4863 (selftest::test_uncond_jump): Likewise.
4865 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
4867 * haifa-sched.c (call_used_regs_num): Rename to...
4868 (call_saved_regs_num): ...this.
4869 (fixed_regs_num): New variable.
4870 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
4872 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
4874 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4876 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
4878 * print-rtl.c (outfile): Delete global.
4879 (sawclose): Likewise.
4881 (in_call_function_usage): Likewise.
4882 (flag_compact): Likewise.
4883 (flag_simple): Likewise.
4884 (rtx_writer::rtx_writer): New ctor.
4885 (print_rtx_operand_code_0): Convert to...
4886 (rtx_writer::print_rtx_operand_code_0): ...this.
4887 (print_rtx_operand_code_e): Convert to...
4888 (rtx_writer::print_rtx_operand_code_e): ...this.
4889 (print_rtx_operand_codes_E_and_V): Convert to...
4890 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
4891 (print_rtx_operand_code_i): Convert to...
4892 (rtx_writer::print_rtx_operand_code_i): ...this.
4893 (print_rtx_operand_code_r): Convert to...
4894 (rtx_writer::print_rtx_operand_code_r): ...this.
4895 (print_rtx_operand_code_u): Convert to...
4896 (rtx_writer::print_rtx_operand_code_u): ...this.
4897 (print_rtx_operand): Convert to...
4898 (rtx_writer::print_rtx_operand): ...this.
4899 (print_rtx): Convert to...
4900 (rtx_writer::print_rtx): ...this.
4901 (print_inline_rtx): Rewrite in terms of class rtx_writer.
4902 (debug_rtx): Likewise.
4903 (print_rtl): Convert to...
4904 (rtx_writer::print_rtl): ...this.
4905 (print_rtl): Reimplement in terms of class rtx_writer.
4906 (print_rtl_single): Rewrite in terms of class rtx_writer.
4907 (print_rtl_single_with_indent): Convert to..
4908 (rtx_writer::print_rtl_single_with_indent): ...this.
4909 (print_simple_rtl): Rewrite in terms of class rtx_writer.
4910 * print-rtl.h (flag_compact): Delete decl.
4911 (class rtx_writer): New class.
4912 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
4915 2016-10-26 Jeff Law <law@redhat.com>
4917 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
4920 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
4921 (check_if_valid_sleep_operand): Add missing fallthru comment.
4922 (arc_register_move_cost): Increase buffer size.
4923 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
4925 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
4927 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
4928 comment. Add gcc_unreachable for path that should never happen.
4930 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
4933 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4934 Martin Liska <mliska@suse.cz>
4937 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
4938 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
4939 on outer context if any.
4941 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4943 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
4944 by increment rather than double it.
4945 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
4946 emit a space before args[4].
4947 (END): Don't emit a space before with_arg.
4949 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4951 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
4952 Baseline only alternatives to (i) hold store atomic success value in a
4953 return register rather than a scratch register, (ii) use a low register
4954 for it and to (iii) ensure the cbranchsi insn generated by the split
4955 respect the constraints of Thumb-1 cbranchsi4_insn and
4957 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
4958 constraints must match those in atomic_compare_and_swap.
4959 (cbranchsi4_scratch): Likewise.
4961 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4963 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
4964 variable. Add the new parameter to the insn generator. Set that
4965 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
4966 return value from the negation of that parameter for Thumb-1, keeping
4967 the logic unchanged otherwise except for using bdst as the destination
4968 register of the compare_and_swap insn.
4969 (arm_split_compare_and_swap): Add explanation about how is the value
4970 returned to the function comment. Rename scratch variable to
4971 neg_bval. Adapt initialization of variables holding operands to the
4972 new operand numbers. Use return register to hold result of store
4973 exclusive for Thumb-1, scratch register otherwise. Construct the
4974 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
4975 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
4976 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
4977 for strongly ordered compare_and_swap.
4978 * config/arm/predicates.md (cc_register_operand): New predicate.
4979 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
4980 match_operand with the new predicate to accept either the CC flag or a
4981 destination register for the boolean return value, restricting it to
4982 CC flag only via constraint. Adapt operand numbers accordingly.
4984 2016-10-26 Jeff Law <law@redhat.com>
4986 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
4988 * config/frv/frv.c (comparison_string): Do not fall through after
4991 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
4993 (expand_one_builtin): Add missing break.
4995 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
4996 (m32c_legitimate_address_p): Likewise.
4998 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5000 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5002 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5005 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5008 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5010 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5012 (rl78_asm_ctor_dtor): Increase buffer size.
5014 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5016 (xstormy16_asm_output_constructor): Likewise.
5018 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5021 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5022 comment to silence warning.
5024 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5025 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5028 2016-10-26 Michael Matz <matz@suse.de>
5030 PR tree-optimization/78060
5031 PR tree-optimization/78061
5032 PR tree-optimization/78088
5033 * tree-ssa-loop-split.c (easy_exit_values): New function.
5034 (tree_ssa_split_loops): Use it.
5035 (compute_new_first_bound): Change order of operations,
5036 fix invalid use of types.
5038 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5040 gen-pass-instances.awk is sensitive to the order in which
5041 passes are added; passes that appear later have to be added first.
5045 * config/avr/avr-passes.def: Swap order of directives for
5046 gen-pass-instances.awk.
5048 2016-10-25 Jeff Law <law@redhat.com>
5050 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5051 (vax_notice_update_cc): Likewise.
5053 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5055 * config.gcc (sparc*-*-solaris2*): Adjust.
5056 (sparc64-*-linux*): Likewise.
5057 * config/sparc/default-64.h: Rename to...
5058 * config/sparc/default64.h: ...this.
5059 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5061 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5062 * config/sparc/sparc.h: Minor tweaks.
5063 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5064 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5066 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5068 * input.c (fcache::file_patch): Add comment about lifetime.
5069 (selftest::cpp_reader_ptr): New class.
5070 (selftest::lexer_test): Convert m_parser from cpp_reader *
5071 to a cpp_reader_ptr, and move m_tempfile to after it.
5072 (selftest::lexer_test::lexer_test): Update for above reordering.
5073 (lexer_test::~lexer_test): Move cleanup of m_parser to
5074 cpp_reader_ptr's dtor.
5076 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5078 * toplev.c (toplev::main): Remove call to
5079 location_adhoc_data_fini.
5081 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5083 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5084 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5086 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5088 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5089 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5090 (test_basic_struct): Update for above renaming.
5091 (test_length): Likewise.
5092 (test_union): Likewise.
5093 (test_finalization): Likewise.
5094 (test_deletable_global): Likewise.
5095 (test_inheritance): Likewise.
5096 (test_chain_next): Likewise.
5097 (test_user_struct): Likewise.
5098 (test_tree_marking): Likewise.
5099 * selftest-run-tests.c (selftest::run_tests): Call
5100 selftest::forcibly_ggc_collect at the end of the selftests.
5101 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5103 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5106 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5107 * optabs.c (expand_vec_cond_expr): For comparison codes
5108 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5109 (expand_vec_cmp_expr): For comparison codes
5110 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5111 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5112 Add enum tree_code argument.
5113 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5115 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5116 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5118 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5119 NE_EXPR, attempt to use vcondeq_optab as fallback.
5120 * tree-vect-generic.c (expand_vector_comparison,
5121 expand_vector_divmod, expand_vector_condition): Adjust
5122 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5123 * tree-vect-stmts.c (vectorizable_condition,
5124 vectorizable_comparison): Likewise.
5125 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5126 check_bool_pattern, search_type_for_mask_1): Likewise.
5127 * expr.c (do_store_flag): Likewise.
5128 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5129 @code{vcondeq@var{m}@var{n}}): Document.
5130 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5133 2016-10-25 Jeff Law <law@redhat.com>
5135 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5137 (v850_output_aligned_bss): Add missing break.
5139 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5141 2016-10-25 Martin Liska <mliska@suse.cz>
5144 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5145 statements as they can also contain possibly a freeing call.
5147 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5148 Martin Liska <mliska@suse.cz>
5151 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5152 * ipa-icf.c (sem_function::get_hash): Add target optimization
5155 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5158 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5159 Remove partial overlap check for shift by 1.
5160 (ashldi3_neon): Likewise.
5162 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5164 * config/arm/constraints.md (Q constraint): Document its use for
5166 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5168 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5169 alternatives to allow any register when memory model matches Pf and
5170 thus lda is used, but only low registers otherwise. Use unpredicated
5171 output template for Thumb-1 targets.
5172 (atomic_store<mode>): Likewise for stl.
5173 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5174 whose output template does not have predication.
5175 (arm_load_acquire_exclusive<mode>): Likewise.
5176 (arm_load_exclusivesi): Likewise.
5177 (arm_load_acquire_exclusivesi): Likewise.
5178 (arm_store_release_exclusive<mode>): Likewise.
5179 (arm_store_exclusive<mode>): Use unpredicated output template for
5182 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5184 * internal-fn.def (LAUNDER): New internal function.
5185 * internal-fn.c (expand_LAUNDER): New function.
5187 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5188 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5190 New avr target pass to work around performance loss by PR fix.
5194 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5195 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5196 * config/avr/predicates.md (extend_operator): New.
5197 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5198 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5199 (make_avr_pass_casesi): New prototypes.
5200 * config/avr/avr.c (print-rtl.h): Include it.
5201 (pass_data avr_pass_data_casesi): Data for new pass.
5202 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5203 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5204 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5205 (avr_optimize_casesi): New functions.
5207 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5208 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5212 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5214 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5216 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5217 DW_AT_rvalue_reference attributes.
5219 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5221 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5222 * value-prof.c (stringop_block_profile): Fix a warning.
5224 2016-10-24 Martin Sebor <msebor@redhat.com>
5227 * builtins.c (string_length): New function.
5228 (c_strlen): Use string_length. Correctly handle wide strings.
5229 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5231 (target_int_max): Call target_max_value.
5232 (format_result::knownrange): New data member.
5233 (fmtresult::fmtresult): Define default constructor.
5234 (format_integer): Use it and set format_result::knownrange.
5235 Handle global constants.
5236 (format_floating_max): Add third argument.
5237 (format_floating): Recompute maximum value for %a for each argument.
5238 (get_string_length): Use fmtresult default ctor.
5239 (format_string): Set format_result::knownrange.
5240 (format_directive): Check format_result::knownrange.
5241 (add_bytes): Same. Correct caret placement in diagnostics.
5242 (pass_sprintf_length::compute_format_length): Set
5243 format_result::knownrange.
5244 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5246 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5248 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5249 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5251 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5254 * dwarf2out.c (file_table_relative_p): Remove.
5255 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5256 also for absolute paths.
5257 * doc/tm.texi: Update.
5258 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5259 * target.def (force_at_comp_dir): Remove hook.
5260 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5262 2016-10-24 Richard Biener <rguenther@suse.de>
5264 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5265 backedges when identifying the single predecessor to take
5266 conditional info from. Use SCEV to get at ranges for loop IVs.
5267 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5268 avoid false warning.
5270 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5273 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5274 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5275 (avr_address_tiny_absdata_p): New static function.
5276 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5277 it to determine validity of constant addresses.
5278 (avr_attribute_table) [absdata]: New variable attribute...
5279 (avr_handle_absdata_attribute): ...and handler.
5280 (avr_decl_absdata_p): New static function.
5281 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5282 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5283 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5285 2016-10-24 Richard Biener <rguenther@suse.de>
5287 PR tree-optimization/78076
5288 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5289 also on the loop tree root.
5291 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5293 * config/i386/i386.c (ix86_fold_builtin): Handle
5294 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5295 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5296 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5297 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5299 2016-10-24 Martin Liska <mliska@suse.cz>
5302 * opts.c (finish_options): Skip conditionally.
5304 2016-10-23 Martin Sebor <msebor@redhat.com>
5307 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5308 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5310 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5312 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5313 (enabled): Likewise.
5314 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5315 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5316 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5317 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5318 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5319 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5321 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5323 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5324 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5326 2016-10-21 Andrew Pinski <apinski@cavium.com>
5328 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5330 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5331 implementer_id to unsigned char.
5332 Change part_no to unsigned int.
5333 (AARCH64_BIG_LITTLE): New define.
5334 (INVALID_IMP): New define.
5335 (INVALID_CORE): New define.
5336 (cpu_data): Change the last element's implementer_id and part_no to
5338 (valid_bL_string_p): Rewrite to ..
5339 (valid_bL_core_p): this for integers instead of strings.
5340 (parse_field): New function.
5341 (contains_string_p): Rewrite to ...
5342 (contains_core_p): this for integers and only for the part_no.
5343 (host_detect_local_cpu): Rewrite handling of implementation and
5344 par num to be integers; simplifying the code.
5346 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5348 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5349 value range for pointers in more cases.
5351 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5353 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5354 Add extra argument to allow emitting the move immediate.
5355 Use add/sub with positive immediate.
5356 (aarch64_add_constant): Add inline function.
5357 (aarch64_add_sp): Likewise.
5358 (aarch64_sub_sp): Likewise.
5359 (aarch64_expand_prologue): Call aarch64_sub_sp.
5360 (aarch64_expand_epilogue): Call aarch64_add_sp.
5361 Decide when to leave out move.
5362 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5364 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5366 * config/aarch64/aarch64.c (aarch64_layout_frame):
5367 Align FP callee-saves.
5369 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5371 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5372 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5374 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5375 _rdseed64_step): Likewise.
5376 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5379 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5380 and tree-ssanames.h.
5381 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5382 with INTEGER_CST argument.
5383 (ix86_gimple_fold_builtin): New function.
5384 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5386 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5387 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5388 (ranges_table_allocated, ranges_table_in_use,
5389 ranges_by_label_allocated, ranges_by_label_in_use,
5390 RANGES_TABLE_INCREMENT): Removed.
5391 (add_ranges_num): Use vec_safe_push into ranges_table.
5392 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5393 (output_ranges): Adjust for ranges_table and ranges_by_label
5394 conversion from arrays to vec.
5395 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5396 conversion from arrays to vec.
5397 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5398 ranges_table_in_use, ranges_by_label_allocated and
5399 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5401 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5402 if needed. Re-add origin_die variable and its initialization.
5404 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5405 even for -fstack-reuse=none, or for volatile vars etc.
5407 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5409 * print-rtl-function.c (flag_compact): Move extern decl to...
5410 * print-rtl.h (flag_compact): ...here.
5411 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5412 (ASSERT_RTL_DUMP_EQ): New macro.
5413 (selftest::test_dumping_regs): New function.
5414 (selftest::test_dumping_insns): New function.
5415 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5417 (selftest::rtl_tests_c_tests): Call the new test functions.
5419 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5421 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5422 (outgoing_edges_match): Likewise.
5423 (try_crossjump_to_edge): Likewise.
5424 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5425 (rtl_tidy_fallthru_edge): Likewise.
5426 * rtl.h (tablejump_p): Adjust prototype.
5427 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5429 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5431 * rtl.h (label_ref_label): New function.
5432 (set_label_ref_label): New function.
5433 (LABEL_REF_LABEL): Delete.
5434 * alias.c (rtx_equal_for_memref_p): Adjust.
5435 * cfgbuild.c (make_edges): Likewise.
5436 (purge_dead_tablejump_edges): Likewise.
5437 * cfgexpand.c (convert_debug_memory_address): Likewise.
5438 * cfgrtl.c (patch_jump_insn): Likewise.
5439 * combine.c (distribute_notes): Likewise.
5440 * cse.c (hash_rtx_cb): Likewise.
5441 (exp_equiv_p): Likewise.
5442 (fold_rtx): Likewise.
5443 (check_for_label_ref): Likewise.
5444 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5445 (cselib_hash_rtx): Likewise.
5446 * emit-rtl.c (mark_label_nuses): Likewise.
5447 * explow.c (convert_memory_address_addr_space_1): Likewise.
5448 * final.c (output_asm_label): Likewise.
5449 (output_addr_const): Likewise.
5450 * gcse.c (add_label_notes): Likewise.
5451 * genconfig.c (walk_insn_part): Likewise.
5452 * genrecog.c (validate_pattern): Likewise.
5453 * ifcvt.c (cond_exec_get_condition): Likewise.
5454 (noce_emit_store_flag): Likewise.
5455 (noce_get_alt_condition): Likewise.
5456 (noce_get_condition): Likewise.
5457 * jump.c (maybe_propagate_label_ref): Likewise.
5458 (mark_jump_label_1): Likewise.
5459 (redirect_exp_1): Likewise.
5460 (rtx_renumbered_equal_p): Likewise.
5461 * lra-constraints.c (operands_match_p): Likewise.
5462 * print-rtl.c (print_value): Likewise.
5463 * reload.c (find_reloads): Likewise.
5464 * reload1.c (set_label_offsets): Likewise.
5465 * reorg.c (get_branch_condition): Likewise.
5466 * rtl-tests.c (test_uncond_jump): Likewise.
5467 * rtl.c (rtx_equal_p_cb): Likewise.
5468 (rtx_equal_p): Likewise.
5469 * rtlanal.c (reg_mentioned_p): Likewise.
5470 (rtx_referenced_p): Likewise.
5471 (get_condition): Likewise.
5472 * varasm.c (const_hash_1): Likewise.
5473 (compare_constant): Likewise.
5474 (const_rtx_hash_1): Likewise.
5475 (output_constant_pool_1): Likewise.
5477 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5480 * reload.c (find_valid_class_1): Allow regclass if atleast one
5481 regno in regclass is ok. Compute and use rclass size based on
5482 actually available regnos for mode in rclass.
5484 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5486 * config/sparc/sparc-modes.def (CCV): New.
5488 * config/sparc/predicates.md (v_comparison_operator): New.
5489 (icc_comparison_operator): Add support for CCV/CCXV.
5490 (xcc_comparison_operator): Likewise.
5491 * config/sparc/sparc.c (output_cbranch): Likewise.
5492 (sparc_print_operand): Likewise.
5493 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5494 (uaddvdi4): New expander.
5495 (addvdi4): Likewise.
5496 (uaddvdi4_sp32): New instruction.
5497 (addvdi4_sp32): Likewise.
5498 (uaddvsi4): New expander.
5499 (addvsi4): Likewise.
5500 (cmp_ccc_plus_sltu_set): New instruction.
5501 (cmp_ccv_plus): Likewise.
5502 (cmp_ccxv_plus): Likewise.
5503 (cmp_ccv_plus_set): Likewise.
5504 (cmp_ccxv_plus_set): Likewise.
5505 (cmp_ccv_plus_sltu_set): Likewise.
5506 (uaddvdi4): New expander.
5507 (subvdi4): Likewise.
5508 (usubdi4_sp32): New instruction.
5509 (subvdi4_sp32): Likewise.
5510 (usubvsi4): New expander.
5511 (subvsi4): Likewise.
5512 (cmpsi_minus_sltu_set): New instruction.
5513 (cmp_ccv_minus): Likewise.
5514 (cmp_ccxv_minus): Likewise.
5515 (cmp_ccv_minus_set): Likewise.
5516 (cmp_ccxv_minus_set): Likewise.
5517 (cmp_ccv_minus_sltu_set): Likewise.
5518 (unegvdi3): New expander.
5519 (negvdi3): Likewise.
5520 (unegdi3_sp32): New instruction.
5521 (negvdi3_sp32): Likewise.
5522 (unegvsi3): New expander.
5523 (negvsi3): Likewise.
5524 (cmp_ccc_neg_sltu_set): New instruction.
5525 (cmp_ccv_neg): Likewise.
5526 (cmp_ccxv_neg): Likewise.
5527 (cmp_ccv_neg_set): Likewise.
5528 (cmp_ccxv_neg_set): Likewise.
5529 (cmp_ccv_neg_sltu_set): Likewise.
5531 * tree-ssa-loop-split.c: Remove trailing spaces.
5532 * match.pd: Likewise.
5534 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5536 PR rtl-optimization/78038
5537 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5538 be deduced to set REG through the RTL structure.
5539 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5541 2016-10-21 Richard Biener <rguenther@suse.de>
5543 PR tree-optimization/78051
5544 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5545 and mark replaced if folding did something.
5547 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5549 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5550 and "protected" in visibility types.
5551 (rs6000_xcoff_declare_function_name): Fix formatting.
5552 (rs6000_xcoff_declare_object_name): Fix formatting.
5554 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5556 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5557 and IX86_BUILTIN_HUGE_VALQ here ...
5558 (ix86_expand_builtin): ... not here.
5560 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5562 * doc/gty.texi (for_user): Use @item next to @findex.
5564 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5567 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
5568 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
5569 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
5570 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
5571 __builtin_ia32_lzcnt_u16.
5572 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
5573 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
5574 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
5575 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
5576 (bmi_tzcnt_<mode>): New expander.
5577 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5578 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
5579 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
5580 (lzcnt_<mode>): New expander.
5581 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5582 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
5583 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
5584 (UINT64_FTYPE_UINT64): New.
5585 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
5586 (__builtin_ia32_lzcnt_u16): New description.
5587 (__builtin_ia32_lzcnt_u32): Ditto.
5588 (__builtin_ia32_lzcnt_u64): Ditto.
5589 (__builtin_ctzs): Remove description.
5590 (__builtin_ia32_tzcnt_u16): New description.
5591 (__builtin_ia32_tzcnt_u32): Ditto.
5592 (__builtin_ia32_tzcnt_u64): Ditto.
5593 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5594 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5596 2016-10-20 Martin Liska <mliska@suse.cz>
5599 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5600 comparison with STMT_UID_NOT_IN_RANGE.
5601 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5604 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5606 * compare-elim.c (conforming_compare): Accept UNSPECs.
5607 (find_comparison_dom_walker::before_dom_children): Deal with
5608 instructions both using and killing the flags register.
5609 (equivalent_reg_at_start): New function extracted from...
5610 (try_eliminate_compare): ...here. Use it and add support for
5611 registers and UNSPECs as second operand of the compare.
5612 * config/visium/visium-modes.def (CCV): New.
5613 * config/visium/predicates.md (visium_v_comparison_operator): New.
5614 (visium_branch_operator): Deal with CCV mode.
5615 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5616 (output_cbranch): Likewise.
5617 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5618 (uaddv<mode>4): New expander.
5619 (addv<mode>4): Likewise.
5620 (add<mode>3_insn_set_carry): New instruction.
5621 (add<mode>3_insn_set_overflow): Likewise.
5622 (addsi3_insn_set_overflow): Likewise.
5623 (usubv<mode>4): New expander.
5624 (subv<mode>4): Likewise.
5625 (sub<mode>3_insn_set_carry): New instruction.
5626 (sub<mode>3_insn_set_overflow): Likewise.
5627 (subsi3_insn_set_overflow): Likewise.
5628 (unegv<mode>3): New expander.
5629 (negv<mode>3): Likewise.
5630 (neg<mode>2_insn_set_overflow): New instruction.
5631 (addv_tst<mode>): Likewise.
5632 (subv_tst<mode>): Likewise.
5633 (negv_tst<mode>): Likewise.
5634 (cbranch<mode>4_addv_insn): New splitter and instruction.
5635 (cbranch<mode>4_subv_insn): Likewise.
5636 (cbranch<mode>4_negv_insn): Likewise.
5638 2016-10-20 Richard Biener <rguenther@suse.de>
5640 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5641 Handle decls possibly not bound.
5642 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5643 nothing_id for decls that might not be bound if we are interested
5645 (get_constraint_for_component_ref): Deal with that.
5647 2016-10-20 Michael Matz <matz@suse.de>
5650 * common.opt (-fsplit-loops): New flag.
5651 * passes.def (pass_loop_split): Add.
5652 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5653 (enable_fdo_optimizations): Add loop splitting.
5654 * timevar.def (TV_LOOP_SPLIT): Add.
5655 * tree-pass.h (make_pass_loop_split): Declare.
5656 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5657 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5658 * tree-ssa-loop-split.c: New file.
5659 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5660 * doc/invoke.texi (fsplit-loops): Document.
5661 * doc/passes.texi (Loop optimization): Add paragraph about loop
5664 2016-10-20 Richard Biener <rguenther@suse.de>
5666 * cgraphunit.c (analyze_functions): Set node->definition to
5667 false to signal symbol removal to debug_hooks->late_global_decl.
5668 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5669 WPA signal symbol removal to the debuginfo machinery.
5670 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5671 using early_finised to guard the we're called for symbol
5672 removal case look at the symtabs definition flag.
5673 (gen_variable_die): Remove redundant check.
5675 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5677 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5679 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5681 PR tree-optimization/53979
5682 * match.pd ((a ^ b) | a -> a | b): New pattern.
5684 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5686 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5687 config/pa/pa64-hpux-lib.h.
5688 (PA_CRTBEGIN_HACK): Likewise.
5689 (DTOR_LIST_BEGIN): Likewise.
5691 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5693 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5694 register only if "in" and "out" are different registers.
5696 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5698 * omp-low.c (pass_oacc_device_lower::gate): New method.
5699 (execute): Always call execute_oacc_device_lower.
5701 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5703 PR tree-optimization/77916
5704 PR tree-optimization/77937
5705 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5707 (insert_initializers): Requirement of initializer for -1 should be
5708 based on pointer-typedness of the candidate basis.
5710 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5712 PR tree-optimization/78005
5713 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5714 upper (included) bound for niters of prolog loop.
5715 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5716 Compute niters of scalar loop above which vectorized loop is
5717 preferred, as well as the upper (included) bound for the niters.
5718 (vect_do_peeling): Record niter bound for loops accordingly.
5720 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5723 * tree-core.h (enum tree_index): Put the complex types after their
5725 * tree-streamer.c (verify_common_node_recorded): New function.
5726 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5728 2016-10-19 Martin Liska <mliska@suse.cz>
5730 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5731 Replace NULL with false as a return value.
5733 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5735 PR tree-optimization/78024
5736 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5737 don't clear BB_VISITED after processing.
5739 2016-10-19 Richard Biener <rguenther@suse.de>
5741 * domwalk.c (dom_walker::walk): Use RPO order.
5743 2016-10-19 Richard Biener <rguenther@suse.de>
5745 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5747 (evrp_dom_walker::~evrp_dom_walker): Free it.
5748 (evrp_dom_walker::stmts_to_remove): Add.
5749 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5750 whose output we fully propagate for removal. Propagate
5751 into BB destination PHI arguments.
5752 (execute_early_vrp): Remove queued stmts. Dump value ranges
5753 before stmt removal.
5755 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5757 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5758 * passes.def: Add two instances of pass_walloca.
5759 * tree-pass.h (make_pass_walloca): New.
5760 * gimple-ssa-warn-alloca.c: New file.
5761 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5762 -Wvla-larger-than= options.
5764 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5766 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5767 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5769 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5771 * config/rs6000/altivec.h (vec_xl_len): New macro.
5772 (vec_xst_len): New macro.
5773 (vec_cmpnez): New macro.
5774 (vec_cntlz_lsbb): New macro.
5775 (vec_cnttz_lsbb): New macro.
5776 (vec_xlx): New macro.
5777 (vec_xrx): New macro.
5778 (vec_all_nez): New C++ predicate template.
5779 (vec_any_eqz): New C++ predicate template.
5780 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5781 conditional compilation.
5782 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5783 conditional compilation.
5784 (vec_all_nez): New macro.
5785 (vec_any_eqz): New macro.
5786 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5788 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5790 * config/rs6000/vector.md (VI): Moved this mode iterator
5791 definition from altivec.md to vector.md.
5792 (UNSPEC_NEZ_P): New value.
5793 (vector_ne_<mode>_p): New expansion for implementation of
5794 vec_all_ne and vec_any_eq built-in functions.
5795 (vector_nez_<mode>_p): New expansion for implementation of
5796 vec_all_nez and vec_any_eqz built-in functions.
5797 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5798 and vec_any_eq built-in function.
5799 (cr6_test_for_zero): New commentary to explain this expansion.
5800 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5801 (cr6_test_for_lt): New commentary to explain this expansion.
5802 (cr6_test_for_lt_reverse): New commentary to explain this
5804 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5805 overloaded function prototypes for vec_all_ne, vec_all_nez,
5806 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5807 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5809 (altivec_resolve_overloaded_builtin): Modify the handling of
5810 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5811 the compiler is configured to support TARGET_P9_VECTOR.
5812 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5813 to explain the special processing that is given to predicate
5814 built-ins introduced using this macro.
5815 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5816 the special processing given to predicate built-ins introduced
5818 (BU_VSX_P): Likewise.
5819 (BU_P8V_AV_P): Likewise.
5820 (BU_P9V_AV_P): Likewise.
5821 (BU_P9V_AV_X): New macro.
5822 (BU_P9V_64BIT_AV_X): New macro.
5823 (BU_P9V_VSX_3): New macro.
5824 (BU_P9V_OVERLOAD_P): New macro.
5825 (LXVL): New BU_P9V_64BIT_VSX_2.
5826 (VEXTUBLX): New BU_P9V_AV_2.
5827 (VEXTUBRX): Likewise.
5828 (VEXTUHLX): Likewise.
5829 (VEXTUHRX): Likewise.
5830 (VEXTUWLX): Likewise.
5831 (VEXTUWRX): Likewise.
5832 (STXVL): New BU_P9V_64BIT_AV_X.
5833 (VCLZLSBB): New BU_P9V_AV_1.
5834 (VCTZLSBB): Likewise.
5835 (CMPNEB): New BU_P9V_AV_2.
5840 (VCMPNEB_P): New BU_P9V_AV_P.
5841 (VCMPNEH_P): Likewise.
5842 (VCMPNEW_P): Likewise.
5843 (VCMPNED_P): Likewise.
5844 (VCMPNEFP_P): Likewise.
5845 (VCMPNEDP_P): Likewise.
5846 (CMPNEZB): New BU_P9V_AV_2.
5847 (CMPNEZH): Likewise.
5848 (CMPNEZW): Likewise.
5849 (VCMPNEZB_P): New BU_P9V_AV_P.
5850 (VCMPNEZH_P): Likewise.
5851 (VCMPNEZW_P): Likewise.
5852 (LXVL): New BU_P9V_OVERLOAD_2.
5853 (STXVL): New BU_P9V_OVERLOAD_3.
5854 (VEXTULX): New BU_P9V_OVERLOAD_2.
5855 (VEXTURX): Likewise.
5857 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
5858 (VCMPNE_P): Likewise.
5859 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
5860 (VCTZLSBB): Likewise.
5861 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
5862 comment to explain mode used for scratch register.
5863 (altivec_expand_stxvl_builtin): New function.
5864 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
5865 (altivec_init_builtins): Add initialized variable
5866 void_ftype_v16qi_pvoid_long and use this type to define the
5867 built-in function __builtin_altivec_stxvl.
5868 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
5869 (UNSPEC_STXVL): New value.
5870 (UNSPEC_VCLZLSBB): New value.
5871 (UNSPEC_VCTZLSBB): New value.
5872 (UNSPEC_VEXTUBLX): New value.
5873 (UNSPEC_VEXTUHLX): New value.
5874 (UNSPEC_VEXTUWLX): New value.
5875 (UNSPEC_VEXTUBRX): New value.
5876 (UNSPEC_VEXTUHRX): New value.
5877 (UNSPEC_VEXTUWRX): New value.
5878 (UNSPEC_VCMPNEB): New value.
5879 (UNSPEC_VCMPNEZB): New value.
5880 (UNSPEC_VCMPNEH): New value.
5881 (UNSPEC_VCMPNEZH): New value.
5882 (UNSPEC_VCMPNEW): New value.
5883 (UNSPEC_VCMPNEZW): New value.
5884 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5885 vector of integer modes.
5886 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5887 vector of float or double modes.
5888 (*vector_nez_<mode>_p): New insn for vector test all not equal or
5890 (lxvl): New expand for load VSX vector with length.
5891 (*lxvl): New insn for load VSX vector with length.
5892 (stxvl): New expand for store VSX vector with length.
5893 (*stxvl): New insn for store VSX vector with length.
5894 (vcmpneb): New insn for vector of byte compare not equal.
5895 (vcmpnezb): New insn for vector of byte compare not equal or zero.
5896 (vcmpneh): New insn for vector of half word compare not equal.
5897 (vcmpnezh): New insn for vector of half word compare not equal or
5899 (vcmpnew): New insn for vector of word compare not equal.
5900 (vcmpne<VSs>): New insn for vector of float or double compare not
5902 (vcmpnezw): New insn for vector of word compare not equal or zero.
5903 (vclzlsbb): New insn for vector count leading zero
5904 least-significant bits byte.
5905 (vctzlsbb): New insn for vector count trailing zero least
5906 signficant bits byte.
5907 (vextublx): New insn for vector extract unsigned byte left
5909 (vextubrx): New insn for vector extract unsigned byte right
5911 (vextuhlx): New insn for vector extract unsigned half word left
5913 (vextuhrx): New insn for vector extract unsigned half word right
5915 (vextuwlx): New insn for vector extract unsigned word left
5917 (vextuwrx): New insn for vector extract unsigned word right
5919 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
5920 clarify intent of this constant.
5921 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
5922 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
5923 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
5924 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
5925 and vec_xrx functions.
5927 2016-10-18 Andrew Pinski <apinski@cavium.com>
5930 * predict.c (is_exit_with_zero_arg): New function.
5931 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
5934 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
5937 * config/i386/i386.c (legitimize_tls_address)
5938 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
5939 convert dest to Pmode if different than Pmode.
5941 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5943 PR tree-optimization/77916
5944 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
5945 stopgap fix, as pointers with -1 increment are still broken.
5947 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
5949 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
5950 mapping class decoration from here...
5951 (rs6000_xcoff_encode_section): ...to here.
5953 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
5954 if shrink-wrapping and optimizing for speed.
5956 2016-10-18 Richard Biener <rguenther@suse.de>
5958 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5959 not visited but non-executable predecessors. Return taken edge.
5960 Simplify conditions and refactor propagation vs. folding step.
5962 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
5964 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
5965 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
5966 (rs6000_get_separate_components): Assert we do not have those
5967 strategies selected.
5969 2016-10-18 Richard Biener <rguenther@suse.de>
5971 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
5972 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
5974 (substitute_and_fold_dom_walker): Adjust constructor.
5975 (substitute_and_fold_dom_walker::before_dom_children): Remove
5976 do_dce flag and handling (always true).
5977 (substitute_and_fold): Likewise.
5978 * tree-vrp.c (vrp_finalize): Adjust.
5979 (execute_early_vrp): Remove final BB_VISITED clearing.
5980 * tree-ssa-ccp.c (ccp_finalize): Adjust.
5981 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5982 * ira.c (ira): Call clear_bb_flags.
5984 2016-10-18 Richard Biener <rguenther@suse.de>
5986 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
5987 get at the operand to look at with TREE_OPERAND for generic
5990 2016-10-18 David Malcolm <dmalcolm@redhat.com>
5992 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
5994 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
5995 (write_test_expr): Use rtx_reader_ptr for calls to
5997 (write_attr_value): Likewise.
5998 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
5999 call to print_md_ptr_loc.
6000 (write_one_condition): Likewise for calls to print_c_condition.
6001 * genconstants.c: Include "statistics.h" and "vec.h".
6002 (main): Update for conversion to member functions.
6003 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6004 call to print_md_ptr_loc.
6005 * genenums.c: Include "statistics.h" and "vec.h".
6006 (main): Update for conversion of traverse_enum_types to a method.
6007 * genmddeps.c: Include "statistics.h" and "vec.h".
6008 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6010 * genpreds.c (write_predicate_subfunction): Likewise.
6011 (write_predicate_expr): Likewise for calls to print_c_condition.
6012 * genrecog.c (print_test): Likewise.
6013 * gensupport.c (process_rtx): Likewise for calls to
6014 copy_md_ptr_loc and join_c_conditions.
6015 (alter_test_for_insn): Likewise for call to join_c_conditions.
6016 (process_substs_on_one_elem): Likewise.
6017 (gen_mnemonic_setattr): Update for move of string_obstack to a
6018 field of rtx_reader.
6019 (mnemonic_htab_callback): Likewise. Fix formatting.
6020 (gen_mnemonic_attr): Likewise.
6021 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6022 to print_c_condition.
6023 * read-md.c: Include "statistics.h" and "vec.h".
6024 (string_obstack): Convert this global to field "m_string_obstack"
6025 of class rtx_reader.
6026 (ptr_locs): Likewise, as "m_ptr_locs".
6027 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6028 (joined_conditions): Likewise, as "m_joined_conditions".
6029 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6030 (md_constants): Likewise, as "m_md_constants".
6031 (enum_types): Likewise, as "m_enum_types".
6032 (set_md_ptr_loc): Convert to...
6033 (rtx_reader::set_md_ptr_loc): ...member function.
6034 (get_md_ptr_loc): Convert to...
6035 (rtx_reader::get_md_ptr_loc): ...member function.
6036 (copy_md_ptr_loc): Convert to...
6037 (rtx_reader::copy_md_ptr_loc): ...member function.
6038 (fprint_md_ptr_loc): Convert to...
6039 (rtx_reader::fprint_md_ptr_loc): ...member function.
6040 (print_md_ptr_loc): Convert to...
6041 (rtx_reader::print_md_ptr_loc): ...member function.
6042 (join_c_conditions): Convert to...
6043 (rtx_reader::join_c_conditions): ...member function.
6044 (fprint_c_condition): Convert to...
6045 (rtx_reader::fprint_c_condition): ...member function.
6046 (print_c_condition): Convert to...
6047 (rtx_reader::print_c_condition): ...member function.
6048 (read_name): Convert to...
6049 (rtx_reader::read_name): ...member function.
6050 (read_escape): Convert to...
6051 (rtx_reader::read_escape): ...member function.
6052 (read_quoted_string): Convert to...
6053 (rtx_reader::read_quoted_string): ...member function.
6054 (read_braced_string): Convert to...
6055 (rtx_reader::read_braced_string): ...member function.
6056 (read_string): Convert to...
6057 (rtx_reader::read_string): ...member function.
6058 (read_skip_construct): Convert to...
6059 (rtx_reader::read_skip_construct): ...member function.
6060 (handle_constants): Convert to...
6061 (rtx_reader::handle_constants): ...member function.
6062 (traverse_md_constants): Convert to...
6063 (rtx_reader::traverse_md_constants): ...member function.
6064 (handle_enum): Convert to...
6065 (rtx_reader::handle_enum): ...member function.
6066 (lookup_enum_type): Convert to...
6067 (rtx_reader::lookup_enum_type): ...member function.
6068 (traverse_enum_types): Convert to...
6069 (rtx_reader::traverse_enum_types): ...member function.
6070 (rtx_reader::rtx_reader): Move initializations
6071 of various former global data from rtx_reader::read_md_files to
6072 here, as fields, along with the call to unlock_std_streams.
6073 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6075 (rtx_reader::read_md_files): Move initializations of various
6076 global data from here to the ctor.
6077 * read-md.h (read_name): Convert to...
6078 (rtx_reader::read_name): ...member function.
6079 (rtx_reader::read_escape): New method decl.
6080 (read_quoted_string): Convert to...
6081 (rtx_reader::read_quoted_string): ...member function.
6082 (rtx_reader::read_braced_string): New method decl.
6083 (read_string): Convert to...
6084 (rtx_reader::read_string): ...member function.
6085 (rtx_reader::read_skip_construct): New method decl.
6086 (rtx_reader::set_md_ptr_loc): New method decl.
6087 (rtx_reader::get_md_ptr_loc): New method decl.
6088 (copy_md_ptr_loc): Convert to...
6089 (rtx_reader::copy_md_ptr_loc): ...member function.
6090 (fprint_md_ptr_loc): Convert to...
6091 (rtx_reader::fprint_md_ptr_loc): ...member function.
6092 (print_md_ptr_loc): Convert to...
6093 (rtx_reader::print_md_ptr_loc): ...member function.
6094 (rtx_reader::lookup_enum_type): New method decl.
6095 (rtx_reader::traverse_enum_types): New method decl.
6096 (rtx_reader::handle_constants): New method decl.
6097 (traverse_md_constants): Convert to...
6098 (rtx_reader::traverse_md_constants): ...member function.
6099 (rtx_reader::handle_enum): New method decl.
6100 (rtx_reader::join_c_conditions): New method decl.
6101 (fprint_c_condition): Convert to...
6102 (rtx_reader::fprint_c_condition): ...member function.
6103 (print_c_condition): Convert to...
6104 (rtx_reader::print_c_condition): ...member function.
6105 (rtx_reader::apply_iterator_to_string): New method decl.
6106 (rtx_reader::copy_rtx_for_iterators): New method decl.
6107 (rtx_reader::read_conditions): New method decl.
6108 (rtx_reader::record_potential_iterator_use): New method decl.
6109 (rtx_reader::read_mapping): New method decl.
6110 (rtx_reader::read_rtx): New method decl.
6111 (rtx_reader::read_rtx_code): New method decl.
6112 (rtx_reader::read_rtx_operand): New method decl.
6113 (rtx_reader::read_nested_rtx): New method decl.
6114 (rtx_reader::read_rtx_variadic): New method decl.
6115 (rtx_reader::get_string_obstack): New method.
6116 (rtx_reader::get_md_constants): New method.
6117 (string_obstack): Convert global variable decl to...
6118 (rtx_reader::m_string_obstack): ...this new field.
6119 (rtx_reader::m_ptr_locs): New field.
6120 (rtx_reader::m_ptr_loc_obstack): New field.
6121 (rtx_reader::m_joined_conditions): New field.
6122 (rtx_reader::m_joined_conditions_obstack): New field.
6123 (rtx_reader::m_md_constants): New field.
6124 (rtx_reader::m_enum_types): New field.
6125 * read-rtl.c (apply_iterator_to_string): Convert to...
6126 (rtx_reader::apply_iterator_to_string): ...member function.
6127 (copy_rtx_for_iterators): Convert to...
6128 (rtx_reader::copy_rtx_for_iterators): ...member function.
6129 (add_condition_to_string): Use rtx_reader_ptr for
6130 calls join_c_conditions.
6131 (apply_iterators): Use rtx_reader_ptr for calls to
6132 join_c_conditions and copy_rtx_for_iterators.
6133 (read_conditions): Convert to...
6134 (rtx_reader::read_conditions): ...member function.
6135 (record_potential_iterator_use): Convert to...
6136 (rtx_reader::record_potential_iterator_use): ...member function.
6137 (read_mapping): Convert to...
6138 (rtx_reader::read_mapping): ...member function.
6139 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6140 (read_rtx): Convert to...
6141 (rtx_reader::read_rtx): ...member function.
6142 (read_rtx_code): Convert to...
6143 (rtx_reader::read_rtx_code): ...member function.
6144 (read_rtx_operand): Convert to...
6145 (rtx_reader::read_rtx_operand): ...member function. Update for move
6146 of string_obstack to a field.
6147 (read_nested_rtx): Convert to..
6148 (rtx_reader::read_nested_rtx): ...member function.
6149 (read_rtx_variadic): Convert to..
6150 (rtx_reader::read_rtx_variadic): ...member function.
6152 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6154 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6156 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6158 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6159 for pointer type too.
6160 (ipcp_update_vr): set_ptr_nonnull for pointer.
6162 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6164 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6165 pt_solution_singleton_p.
6166 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6167 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6168 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6169 pointer nonnull computed by VRP.
6170 Also Conservatively set pt.null to 1.
6171 (pt_solution_reset): Conservatively set pt.null to 1.
6172 (pt_solution_singleton_or_null_p): Renamed from
6173 pt_solution_singleton_p.
6174 * tree-ssanames.h (set_ptr_nonnull): Declare.
6175 (get_ptr_nonnull): Likewise.
6176 * tree-ssanames.c (set_ptr_nonnull): New.
6177 (get_ptr_nonnull): Likewise.
6178 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6179 (evrp_dom_walker::before_dom_children): Likewise.
6181 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6183 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6184 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6185 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6186 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6187 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6188 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6189 (rs6000_option_override_internal): Clear it if ABI_AIX.
6190 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6191 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6193 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6195 * gimple-ssa-strength-reduction.c (record_increment): Remove
6198 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6200 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6201 that the result is non-zero if it is true.
6202 (maybe_expand_shift): New wrapper around expand_shift_1.
6203 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6205 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6207 PR tree-optimization/77916
6208 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6209 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6211 (record_increment): Increments of -1 for unknown strides just use
6212 a multiply initializer like other negative values.
6213 (analyze_increments): Remove stopgap solution for -1 increment
6214 applied to pointer arithmetic.
6216 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6218 * dominance.c (dom_info::dom_info): Add new constructor for region
6219 which is vector of basic blocks.
6220 (dom_init): New method to initialize members common for both
6222 (dom_info::dom_info): Invoke dom_init for partial initialization.
6223 (dom_info::get_idom): Add check to corner cases on basic blocks which
6225 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6226 to detect unreachable bbs.
6227 (dom_info::calc_idoms): Likewise.
6228 (compute_dom_fast_query_in_region): New function.
6229 (calculate_dominance_info_for_region): Likewise.
6230 (free_dominance_info_for_region): Likewise.
6231 * dominance.h: Add prototypes for introduced region-based functions
6232 * tree-if-conv.c (build_region): New function.
6233 (if_convertible_loop_p_1): Invoke local version of post-dominators
6234 calculation before basic block predication with subsequent freeing
6235 post-dominator info.
6236 (tree_if_conversion): Remove free of post-dominator info
6237 (pass_if_conversion::execute): Delete detection of infinite loops
6238 and fake edges to exit block since post-dominator calculation is
6239 performed per if-converted loop only.
6241 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6244 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6245 register explicitly.
6246 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6247 optimizing for size.
6249 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6251 * config/aarch64/aarch64.c: Delete inclusion of
6252 cortex-a57-fma-steering.h.
6253 (aarch64_override_options): Delete call
6254 to aarch64_register_fma_steering.
6255 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6256 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6257 * config/aarch64/aarch64-passes.def: New file.
6258 * config/aarch64/cortex-a57-fma-steering.c
6259 (aarch64_register_fma_steering): Delete definition.
6260 (make_pass_fma_steering): Remove static qualifier.
6261 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6262 (cortex-a57-fma-steering.o): Remove dependency on
6263 cortex-a57-fma-steering.h.
6265 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6267 * explow.c (validize_mem): Do not modify the argument in-place.
6269 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6271 * tree-streamer.c (record_common_node): Explicitly list expected
6274 2016-10-17 Richard Biener <rguenther@suse.de>
6276 PR tree-optimization/77988
6277 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6279 2016-10-17 Marek Polacek <polacek@redhat.com>
6281 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6283 2016-10-17 Richard Biener <rguenther@suse.de>
6285 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6288 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6290 PR tree-optimization/71636
6291 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6293 2016-10-17 Richard Biener <rguenther@suse.de>
6295 * gimplify.c (gimplify_function_tree): Do not move the outer
6298 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6300 * langhooks.h (struct lang_hooks_for_decls): Remove
6301 function_decl_explicit_p, function_decl_deleted_p and
6302 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6303 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6304 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6305 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6306 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6307 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6308 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6309 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6310 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6311 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6312 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6313 * dwarf2out.c (gen_subprogram_die): Use
6314 lang_hooks.decls.decl_dwarf_attribute instead of
6315 lang_hooks.decls.function_decl_*.
6317 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6321 * common.opt (-ftrampolines): New option.
6322 * doc/invoke.texi (Code Gen Options): Document it.
6323 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6324 * doc/tm.texi: Regenerate.
6325 * builtins.def: Add init_descriptor and adjust_descriptor.
6326 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6327 on platforms with descriptors.
6328 (expand_builtin_init_descriptor): New function.
6329 (expand_builtin_adjust_descriptor): Likewise.
6330 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6331 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6332 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6333 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6334 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6335 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6336 (expand_call): Likewise. Move around call to prepare_call_address
6337 and pass all flags to it.
6338 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6339 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6340 (gimple_call_set_by_descriptor): New setter.
6341 (gimple_call_by_descriptor_p): New getter.
6342 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6343 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6344 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6345 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6346 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6347 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6348 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6349 * target.def (custom_function_descriptors): New POD hook.
6350 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6351 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6352 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6353 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6354 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6355 (build_common_builtin_nodes): Initialize init_descriptor and
6357 * tree-nested.c: Include target.h.
6358 (struct nesting_info): Add 'any_descr_created' field.
6359 (get_descriptor_type): New function.
6360 (lookup_element_for_decl): New function extracted from...
6361 (create_field_for_decl): Likewise.
6362 (lookup_tramp_for_decl): ...here. Adjust.
6363 (lookup_descr_for_decl): New function.
6364 (convert_tramp_reference_op): Deal with descriptors.
6365 (build_init_call_stmt): New function extracted from...
6366 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6367 * defaults.h (FUNCTION_ALIGNMENT): Define.
6368 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6369 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6370 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6371 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6372 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6374 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6376 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6377 constants in CONST_VECTORs.
6379 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6381 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6382 register as destination of bmask.
6383 (vector_init_bshuffle): Likewise.
6384 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6385 (bmaskdi_vis): Enable only in 64-bit mode.
6387 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6389 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6390 make LR a separately shrink-wrapped component unless savres_strategy
6391 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6392 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6393 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6395 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6397 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6398 and keep looping on failure.
6400 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6402 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6404 (print_rtx_function): Update example in comment for...
6405 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6406 non-virtual pseudos with a '%' sigil followed by the regno, offset
6407 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6408 pseudo is dumped as "%0".
6410 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6413 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6416 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6418 * config/sparc/sparc-passes.def: New file.
6419 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6420 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6421 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6423 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6425 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6426 loop peel to loops with exit test at the beginning.
6428 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6430 PR rtl-optimization/68212
6431 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6432 frequency when computing scale factor for peeled copies.
6433 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6434 values for switch/peel blocks/edges.
6436 2016-10-14 Pedro Alves <palves@redhat.com>
6438 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6440 2016-10-14 Catherine Moore <clm@codesourcery.com>
6442 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6443 micromips_globals to zero.
6445 2016-10-14 Richard Biener <rguenther@suse.de>
6447 PR tree-optimization/77979
6448 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6449 in the equivalency sets.
6450 (compare_names): Likewise.
6452 2016-10-14 Martin Liska <mliska@suse.cz>
6454 * builtins.h(target_char_cst_p): Declare the function.
6455 * builtins.c (fold_builtin_memchr): Remove.
6456 (target_char_cst_p): Move the function from gimple-fold.c.
6457 (fold_builtin_3): Do not call the function.
6458 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6459 (gimple_fold_builtin): Call the function.
6460 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6462 2016-10-14 Martin Liska <mliska@suse.cz>
6464 * builtins.c (fold_builtin_strcmp): Remove function.
6465 (fold_builtin_strncmp): Likewise.
6466 (fold_builtin_2): Remove call of the function.
6467 (fold_builtin_3): Likewise.
6468 * fold-const-call.c (fold_const_call): Add constant folding
6469 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6470 * fold-const-call.h (build_cmp_result): Declare the function.
6471 * gimple-fold.c (gimple_load_first_char): New function.
6472 (gimple_fold_builtin_string_compare): Likewise.
6473 (gimple_fold_builtin): Call the function.
6475 2016-10-14 Nathan Sidwell <nathan@acm.org>
6477 * gcov-io.c (gcov_open): Deconstify 'mode'.
6479 2016-10-14 Martin Liska <mliska@suse.cz>
6481 * fold-const.c (c_getstr): Support of properly \0-terminated
6482 string constants. New argument is added.
6483 * fold-const.h: New argument is added.
6485 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6487 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6489 (aarch64_print_hint_for_core): Likewise.
6490 (aarch64_print_hint_for_arch): Likewise.
6491 (aarch64_validate_march): Use it. Fix indentation in type signature.
6492 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6493 (aarch64_validate_mtune): Likewise.
6494 (aarch64_handle_attr_arch): Likewise.
6495 (aarch64_handle_attr_cpu): Likewise.
6496 (aarch64_handle_attr_tune): Likewise.
6498 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6500 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6503 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6505 * config/m68k/m68k.c (m68k_option_override): Check
6506 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6507 instead of stack_limit_rtx.
6509 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6511 * dwarf2out.c (gen_member_die): Handle inline static data member
6514 2016-10-13 Nathan Sidwell <nathan@acm.org>
6516 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6517 gcov_var.mode. Remove unnecessary fstat.
6519 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6522 * function.c (thread_prologue_and_epilogue_insns): Call all
6523 make_*logue_seq in the same order as traditional. Call them
6524 all a second time if shrink_wrapped_separate.
6526 2016-10-13 Marek Polacek <polacek@redhat.com>
6528 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6529 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6532 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6534 PR tree-optimization/77937
6535 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6536 to infinite when we have a pointer with an increment of -1.
6538 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6540 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6542 * memmodel.h: This file.
6543 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6544 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6545 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6546 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6547 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6548 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6549 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6550 compare-elim.c, config/aarch64/aarch64-builtins.c,
6551 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6552 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6553 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6554 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6555 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6556 config/darwin.c, config/epiphany/epiphany.c,
6557 config/epiphany/mode-switch-use.c,
6558 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6559 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6560 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6561 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6562 config/m68k/m68k.c, config/mcore/mcore.c,
6563 config/microblaze/microblaze.c, config/mmix/mmix.c,
6564 config/mn10300/mn10300.c, config/moxie/moxie.c,
6565 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6566 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6567 config/nds32/nds32-memory-manipulation.c,
6568 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
6569 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
6570 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
6571 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
6572 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
6573 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
6574 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
6575 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
6576 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
6577 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
6578 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
6579 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
6580 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
6581 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
6582 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
6583 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
6584 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
6585 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
6586 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
6587 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
6588 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
6589 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
6590 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6591 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6592 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6593 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6594 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6595 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6596 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6597 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6598 var-tracking.c, varasm.c: Include memmodel.h.
6599 * genattrtab.c (write_header): Include memmodel.h in generated file.
6600 * genautomata.c (main): Likewise.
6601 * gengtype.c (open_base_files): Likewise.
6602 * genopinit.c (main): Likewise.
6603 * genconditions.c (write_header): Include memmodel.h earlier in
6605 * genemit.c (main): Likewise.
6606 * genoutput.c (output_prologue): Likewise.
6607 * genpeep.c (main): Likewise.
6608 * genpreds.c (write_insn_preds_c): Likewise.
6609 * genrecog.c (write_header): Likewise.
6610 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6612 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6614 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6615 for new "compact" param of print_rtx_function. Check for "cinsn"
6617 * print-rtl-function.c (flag_compact): New decl.
6618 (print_rtx_function): Add param "compact" and use it to set
6619 flag_compact, adding a description of the effect to the leading
6620 comment, and updating the example output.
6621 * print-rtl.c (flag_compact): New variable.
6622 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6624 (print_rtx_operand_code_i): When printing source locations, wrap
6625 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6626 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6627 virtuals in compact mode.
6628 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6629 apart from in LABEL_REFs.
6630 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6631 Don't print basic block ids in compact mode.
6632 (print_rtx): In compact mode, prefix the code of insns with "c",
6633 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6634 * print-rtl.h (print_rtx_function): Add "compact" param.
6636 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6638 * arm.h (TARGET_VFP): Delete.
6639 (TARGET_VFPD32): Remove references to TARGET_VFP.
6640 (TARGET_VFP3, TARGET_VFP5): Likewise.
6641 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6642 (TARGET_NEON_FP16): Likewise.
6643 (TARGET_FMA): Likewise.
6644 (TARGET_CRYPTO): Likewise.
6645 (TARGET_NEON): Likewise.
6646 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6647 (FUNCTION_ARG_REGNO_P): Likewise.
6648 * arm.c (arm_option_check_internal): Likewise.
6649 (arm_option_override): Likewise.
6650 (use_return_insn): Likewise.
6651 (arm_function_value_regno_p): Likewise.
6652 (arm_apply_result_size): Likewise.
6653 (use_vfp_abi): Likewise.
6654 (arm_legitimate_address_outer_p): Likewise.
6655 (thumb2_legitimate_address_p): Likewise.
6656 (arm_legitimate_index_p): Likewise.
6657 (thumb2_legitimate_index_p): Likewise.
6658 (arm_legitimate_address): Likewise.
6659 (arm_get_vfp_saved_size): Likewise.
6660 (arm_emit_vfp_multi_reg_pop): Likewise.
6661 (arm_get_frame_offsets): Likewise.
6662 (arm_save_coproc_regs): Likewise.
6663 (arm_hard_regno_mode_ok): Likewise.
6664 (arm_expand_epilogue_apcs_frame): Likewise.
6665 (arm_expand_epilogue): Likewise.
6666 (arm_file_start): Likewise.
6667 (arm_conditional_register_usage): Likewise.
6668 (arm_validize_comparison): Use vfp_compare_operand directly.
6669 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6670 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6672 (arm_atomic_assign_expand_fenv): Likewise.
6673 * arm.md (divsf3): Likewise.
6674 (arm_negsi2): Likewise.
6676 (arm_movdi): Likewise.
6677 (arm_movt): Likewise.
6678 (cbranchsf4): Change predicate to vfp_compare_operand.
6679 (cbranchdf4): Change predicate to vfp_compare_operand.
6680 (cstorehf4): Change predicate to vfp_compare_operand.
6681 (cstoresf4): Change predicate to vfp_compare_operand.
6682 (cstoredf4): Change predicate to vfp_compare_operand.
6683 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6684 (movhi_insn_arch4, movhi_bytes): Likewise.
6685 * constraints.md (Dt): Likewise.
6687 * iterators.md (SDF): Likewise.
6688 * predicates.md (arm_float_compare_operand): Delete.
6689 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6691 (const_double_vcvt_power_of_two): Likewise.
6692 * thumb2.md thumb2_movsi_insn): Likewise.
6693 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6694 (movhf_vfp): Likewise.
6695 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6696 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6697 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6698 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6699 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6700 (subsf3_vfp, divsf3_vfp): Likewise.
6701 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6702 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6703 (mulsf3negsfsubsf_vfp): Likewise.
6704 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6705 (floatunssisf2, sqrtsf2_vfp): Likewise.
6706 (movcc_vfp): Likewise.
6707 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6708 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6709 (push_multi_vfp): Likewise.
6710 (set_fpscr, get_fpscr): Likewise.
6711 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6713 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6715 * arm.h (TARGET_VFP): Unconditionally define to 1.
6716 (arm_fpu_desc): Remove 'model' field.
6717 (TARGET_FPU_MODEL): Delete.
6718 * arm.c (all_fpus): Don't initialize the model field.
6719 (arm_can_inline_p): Don't check the FPU model.
6720 * arm-fpus.def: Remove redundant model field from all FPU
6723 2016-10-13 Richard Biener <rguenther@suse.de>
6726 * genmatch.c (struct capture): Add value_match member.
6727 (commutate): Preserve value_match.
6728 (lower_opt_convert): Likewise.
6729 (lower_cond): Likewise.
6730 (replace_id): Likewise.
6731 (struct dt_operand): Add value_match member.
6732 (decision_tree::cmp_node): Compare it.
6733 (decision_tree::insert_operand): Honor it when finding and
6734 when appending a DT_MATCH.
6735 (dt_operand::gen_match_op): Generate a type check after
6736 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6737 (parser::get_internal_capture_id): New helper.
6738 (parser::finish_match_operand): New function lowering @@<id>.
6739 (parser::parse_capture): Parse @@<id> as value-match.
6740 (parser::parse_expr): Use get_internal_capture_id.
6741 (parser::parse_simplify): Call finish_match_operand.
6742 (walk_captures): New helper.
6743 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6745 ((X /[ex] A) * A -> X): Likewise.
6746 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6747 convert[12] and value-matching.
6748 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6749 ((X | Y) | Y -> X | Y): Likewise.
6750 ((X ^ Y) ^ Y -> X): Likewise.
6751 (A - (A & B) -> ~B & A): Likewise.
6752 ((T)(P + A) - (T)P -> (T) A): Likewise.
6753 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6754 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6755 * doc/match-and-simplify.texi: Amend capture section.
6757 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6759 * config/arc/arc.md (umul_600): Remove predicated variant.
6760 (umul64_600): Likewise.
6762 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6764 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6766 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6768 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6769 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6770 no-overflow information to vect_do_peeling_for_loop_bound and
6771 vect_gen_vector_loop_niters.
6773 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6775 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6778 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6780 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6781 adjust_vec automatically.
6782 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6783 param exit_bb to guard_to.
6784 (slpeel_checking_verify_cfg_after_peeling):
6785 (set_prologue_iterations):
6786 (create_lcssa_for_virtual_phi): New func which is factored out from
6787 slpeel_tree_peel_loop_to_edge.
6788 (slpeel_tree_peel_loop_to_edge):
6789 (iv_phi_p): New func.
6790 (vect_can_advance_ivs_p): Call iv_phi_p.
6791 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6792 new gimple stmts in basic block.
6793 (vect_gen_niters_for_prolog_loop): Rename to...
6794 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6795 adjust implementation.
6796 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6797 sizetype if necessary.
6798 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6799 it to external function.
6800 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6801 (vect_gen_vector_loop_niters_mult_vf): New.
6802 (slpeel_update_phi_nodes_for_loops): New.
6803 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6804 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6805 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6806 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6807 tree-vect-loop-manip.c
6808 (vect_generate_tmps_on_preheader): Delete.
6809 (vect_transform_loop): Rename vectorization_factor to vf. Call
6810 vect_do_peeling instead of vect_do_peeling-* functions.
6811 * tree-vectorizer.h (vect_do_peeling): New decl.
6812 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6813 (vect_do_peeling_for_loop_bound): Delete.
6814 (vect_do_peeling_for_alignment): Delete.
6816 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6818 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6819 duplicated loop after its preheader and after the original loop.
6821 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6823 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6824 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6826 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6828 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6829 for live variable outside loop but not in lcssa form.
6831 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6833 * cfg.c (reset_original_copy_tables): New func.
6834 * cfg.h (reset_original_copy_tables): New decl.
6836 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6839 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
6841 * varasm.c (default_binds_local_p_3): Formatting fix.
6843 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6845 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
6847 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
6848 Remove useless code.
6850 2016-10-13 Martin Liska <mliska@suse.cz>
6852 PR tree-optimization/77943
6853 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
6854 a different EH landing pads.
6856 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6859 * hooks.h (hook_tree_void_null): Declare.
6860 * hooks.c (hook_tree_void_null): New function.
6861 * langhooks.c (lhd_return_null_tree_v): Remove.
6862 * langhooks-def.h (lhd_return_null_tree_v): Remove.
6863 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
6864 set y to const0_rtx.
6865 * function.c (stack_protect_epilogue): Likewise.
6866 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
6867 if TARGET_THREAD_SSP_OFFSET is defined.
6868 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6869 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6870 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6871 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6872 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6873 (ix86_stack_protect_guard): New function.
6875 2016-10-13 Richard Biener <rguenther@suse.de>
6877 * dwarf2out.c (tree_add_const_value_attribute): Do not try
6878 rtl_for_decl_init during early phase.
6879 (gen_variable_die): Do not create locations during early phase.
6880 (gen_label_die): Likewise.
6881 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
6884 2016-10-12 Richard Biener <rguenther@suse.de>
6886 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
6887 try_add_new_range and made to eturn new range.
6888 (evrp_dom_walker::before_dom_children): Push op1 value range before
6889 pushing op0 value range.
6891 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6893 PR tree-optimization/77937
6894 * gimple-ssa-strength-reduction.c (analyze_increments): Use
6895 POINTER_TYPE_P on the candidate type to determine whether
6896 candidates in this chain require pointer arithmetic.
6898 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
6900 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
6901 correction if the type is smaller than a word.
6902 (visium_select_cc_mode): Add ... fall through ... comment.
6904 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6906 * config/rs6000/rs6000.c (machine_function): Add new fields
6907 gpr_is_wrapped_separately and lr_is_wrapped_separately.
6908 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
6909 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
6910 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
6911 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
6912 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
6913 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
6914 (rs6000_get_separate_components): New function.
6915 (rs6000_components_for_bb): New function.
6916 (rs6000_disqualify_components): New function.
6917 (rs6000_emit_prologue_components): New function.
6918 (rs6000_emit_epilogue_components): New function.
6919 (rs6000_set_handled_components): New function.
6920 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
6921 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
6922 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
6923 (rs6000_emit_epilogue): Don't emit GPR restores if
6924 gpr_is_wrapped_separately for that register. Don't make a
6925 REG_CFA_RESTORE note for registers we did not restore, either.
6927 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6929 * function.c (thread_prologue_and_epilogue_insns): Call
6930 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
6931 if it has possibly changed. Compute the split_prologue_seq and
6932 epilogue_seq later, too.
6933 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
6934 (dump_components): New function.
6935 (struct sw): New struct.
6937 (init_separate_shrink_wrap): New function.
6938 (fini_separate_shrink_wrap): New function.
6939 (place_prologue_for_one_component): New function.
6940 (spread_components): New function.
6941 (disqualify_problematic_components): New function.
6942 (emit_common_heads_for_components): New function.
6943 (emit_common_tails_for_components): New function.
6944 (insert_prologue_epilogue_for_components): New function.
6945 (try_shrink_wrapping_separate): New function.
6946 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
6948 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6950 * regrename.c (build_def_use): Invalidate chains that have a
6951 REG_CFA_RESTORE on some instruction.
6953 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6955 * dce.c (delete_unmarked_insns): Don't delete instructions with
6956 a REG_CFA_RESTORE note.
6958 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6960 * common.opt (-fshrink-wrap-separate): New flag.
6961 * doc/invoke.texi: Document it.
6962 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
6963 * doc/tm.texi: Regenerate.
6964 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
6965 * target.def (shrink_wrap): New hook vector.
6966 (get_separate_components, components_for_bb, disqualify_components,
6967 emit_prologue_components, emit_epilogue_components,
6968 set_handled_components): New hooks.
6970 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6972 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
6973 vector return by reference only if -Wpsabi.
6974 (rs6000_pass_by_reference): Similarly, for argument passing.
6976 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6978 * function-tests.c: Include "print-rtl.h".
6979 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
6980 function, and verify what is dumped.
6981 * print-rtl-function.c (print_edge): New function.
6982 (begin_any_block): New function.
6983 (end_any_block): New function.
6984 (can_have_basic_block_p): New function.
6985 (print_rtx_function): Track the basic blocks of insns in the
6986 chain, wrapping those that are within blocks within "(block)"
6987 directives. Remove the "(cfg)" directive.
6989 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6991 * selftest.c (selftest::read_file): New function.
6992 (selftest::test_read_file): New function.
6993 (selftest::selftest_c_tests): Call test_read_file.
6994 * selftest.h (selftest::read_file): New decl.
6996 2016-10-12 Richard Biener <rguenther@suse.de>
6999 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7002 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7004 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7006 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7007 dwarf2out_assembly_start.
7009 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7011 * Makefile.in (SELFTEST_FLAGS): New variable.
7012 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7014 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7017 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7019 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7020 dumped in RTL dumps.
7022 2016-10-12 Martin Liska <mliska@suse.cz>
7024 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7025 (gimple_fold_builtin_memory_op): Use the function.
7026 (gimple_fold_builtin_strchr): Likewise.
7027 (gimple_fold_builtin_strcat): Likewise.
7028 (gimple_build): Likewise.
7030 2016-10-12 Nathan Sidwell <nathan@acm.org>
7032 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7034 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7036 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7037 equivalent 32-bit constant (modulo 2**32) when that yields
7038 smaller instructions.
7039 (size_of_int_loc_descriptor): Update accordingly.
7041 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7043 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7044 functions, call dwarf2out_decl on the parent function first.
7046 2016-10-12 Richard Biener <rguenther@suse.de>
7048 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7051 2016-10-12 Richard Biener <rguenther@suse.de>
7053 * tree-ssa-propagate.c
7054 (substitute_and_fold_dom_walker::before_dom_children): Do not
7055 ignore ASSERT_EXPRs but only preserve them.
7056 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7057 that have been propagated into.
7058 (vrp_finalize): Enable DCE for substitute_and_fold.
7060 2016-10-12 Richard Biener <rguenther@suse.de>
7062 PR tree-optimization/77920
7063 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7064 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7065 (simplify_abs_using_ranges): Likewise.
7066 (simplify_conversion_using_ranges): Likewise.
7067 (simplify_stmt_using_ranges): Adjust.
7069 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7071 PR tree-optimization/77929
7072 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7073 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7075 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7078 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7079 needs a base register for arg 1.
7081 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7083 * common.opt (Wimplicit-fallthrough) Turn into alias to
7084 -Wimplicit-fallthrough=3. Remove EnabledBy.
7085 (Wimplicit-fallthrough=): New option.
7086 * gimplify.c (warn_implicit_fallthrough_r): Use
7087 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7088 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7089 to -Wimplicit-fallthrough=3.
7090 (-Wimplicit-fallthrough=): Document.
7092 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7094 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7095 and GEU in DImode if TARGET_SUBXC.
7096 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7097 (seqdi<W:mode>_zero_subxc): Delete.
7098 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7099 (neg_seqdi<W:mode>_zero_vis3): Delete.
7100 (plus_seqdi<W:mode>_zero): Likewise.
7101 (minus_seqdi<W:mode>_zero): Likewise.
7102 (plus_plus_sltu<W:mode>): Accept only register.
7103 (addx<W:mode>): Likewise.
7104 (plus_sltu<W:mode>_vis3): Likewise.
7105 (plus_plus_sltu<W:mode>_vis3): Likewise.
7106 (neg_sgeu<W:mode>_vis3): Delete.
7107 (minus_sgeu<W:mode>_vis3): Likewise.
7108 (addxc<W:mode>): Accept only registers.
7109 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7110 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7111 (neg_plus_sltu<W:mode>_subxc): Likewise.
7112 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7113 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7114 (sgeu<W:mode>_insn_subxc): Delete.
7115 (plus_sgeu<W:mode>_subxc): Likewise.
7116 (subxc<W:mode>): Accept only register.
7117 (scc splitter): Split always GEU again.
7119 2016-10-11 Jeff Law <law@redhat.com>
7121 PR tree-optimization/77424
7122 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7123 dead conditionals. Assert that all e->aux fields are NULL.
7125 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7127 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7128 operand-printing "switch" statement into...
7129 (print_rtx_operand_code_0): ...this new function, ...
7130 (print_rtx_operand_code_e): ...this new function, ...
7131 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7132 (print_rtx_operand_code_i): ...this new function, ...
7133 (print_rtx_operand_code_r): ...this new function, ...
7134 (print_rtx_operand_code_u): ...this new function, ...
7135 (print_rtx_operand): ...and this new function.
7137 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7139 * config/alpha/alpha-passes.def: New file.
7140 * config/alpha/t-alpha: New file.
7141 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7142 (make_pass_handle_trap_shadows): New prototype.
7143 (make_pass_align_insns): Ditto.
7144 * config/alpha/alpha.c (alpha_option_override): Don't register
7146 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7148 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7151 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7152 distinct __ibm128 IBM extended double type if long doubles are
7153 128-bits and the default format for long double is IEEE 128-bit.
7155 2016-10-11 Richard Biener <rguenther@suse.de>
7157 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7158 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7159 (verify_die): New function.
7160 (dwarf2out_finish): Call it.
7161 (output_line_info): Handle case of -gsplit-dwarf without
7162 DWARF2_ASM_LINE_DEBUG_INFO.
7164 2016-10-11 Richard Biener <rguenther@suse.de>
7167 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7168 sub-chains of BLOCK_VARS and gimple_bind_vars.
7170 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7172 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7174 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7176 * config/sparc/sparc.opt (msubxc): New option.
7177 * doc/invoke.texi (SPARC options): Document it and tidy up.
7178 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7179 * doc/tm.texi: Regenerate.
7180 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7182 (CCX_NOOV): Rename into...
7186 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7187 (fcc0_register_operand): Likewise.
7188 (icc_register_operand): New.
7189 (icc_or_fcc_register_operand): Simplify.
7190 (nz_comparison_operator): New.
7191 (c_comparison_operator): Likewise.
7192 (noov_compare_operator): Rename into...
7193 (icc_comparison_operator): ...this. Use above predicates.
7194 (noov_compare64_operator): Rename into...
7195 (v9_comparison_operator): ...this and tidy up.
7196 (fcc_comparison_operator): New.
7197 (icc_or_fcc_comparison_operator): Likewise.
7198 (v9_register_compare_operator): Rename info...
7199 (v9_register_comparison_operator): ...this.
7200 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7201 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7203 (sparc_fixed_condition_code_regs): New function.
7204 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7205 renaming and add support for CCC/CCXC.
7206 (output_cbranch): Likewise.
7207 (sparc_print_operand): Likewise.
7208 (gen_v9_scc): Remove obsolete assertion.
7209 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7210 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7211 (output_cbcond): Remove bogus handling of CC modes.
7212 (sparc_register_move_cost): Return 100 for NO_REGS.
7213 * config/sparc/sparc.md (W): New mode iterator.
7214 (length): Adjust for noov_compare64_operator renaming.
7215 (cmpsi_sne): New instruction.
7216 (cmpdi_sne): Likewise.
7217 (seqdi_special): Delete.
7218 (seqdi_special): Likewise.
7219 (snesi<P:mode>_special): Likewise.
7220 (snedi_special): Likewise.
7221 (snedi_special_vis3): Likewise.
7222 (snesi patterns): Use W iterator.
7223 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7224 (sltu patterns): Likewise.
7225 (sgeu patterns): Likewise.
7226 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7227 (normal_branch): Use icc_comparison_operator predicate.
7228 (inverted_branch): Likewise.
7229 (cbcond_sp32): Use comparison_operator predicate.
7230 (cbcond_sp64): Likewise.
7231 (normal_int_branch_sp64): Adjust for renaming
7232 (inverted_int_branch_sp64): Likewise.
7233 (mov<I:mode>_cc_reg_sp64): Likewise.
7234 (movsf_cc_reg_sp6): Likewise.
7235 (movdf_cc_reg_sp64): Likewise.
7236 (movtf_cc_reg_hq_sp64): Likewise.
7237 (movtf_cc_reg_sp64): Likewise.
7238 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7239 (movsf_cc_v9): Likewise.
7240 (movdf_cc_v9): Likewise.
7241 (movtf_cc_hq_v9): Likewise.
7242 (movtf_cc_v9): Likewise.
7243 (adddi3): Call gen_adddi3_sp32.
7244 (adddi3_insn_sp32): Rename to...
7245 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7246 and use CCCmode for the carry.
7247 (addx_extend_sp32): Use CCCmode for the carry.
7248 (addx_extend_sp64): Delete.
7249 (adddi3_extend_sp32): Use CCCmode for the carry.
7250 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7251 (subdi3): Call gen_subdi3_sp32.
7252 (subdi3_insn_sp32): Rename to...
7253 (subdi3_sp32): ...this and use CCmode for the carry.
7254 (subx_extend_sp32): Use CCCmode for the carry.
7255 (subx_extend_sp64): Delete.
7256 (subdi3_extend_sp32): Use CCmode for the carry.
7257 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7258 (negdi3): Call gen_negdi3_sp32.
7259 (negdi3_sp32): Use CCCmode for the carry.
7260 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7261 (cmp_nz_ashift_1): Use CCNZ mode.
7262 (cmp_nz_set_ashift_1): Likewise.
7263 (ctrapsi4): Use comparison_operator predicate.
7264 (ctrapdi4): Likewise.
7265 (trapsi_insn): Use icc_comparison_operator predicate.
7266 (trapdi_insn): Likewise.
7267 (edge8 patterns): Use CCNZmode.
7268 (edge16 patterns): Likewise.
7269 (edge32 patterns): Likewise.
7271 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7273 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7275 (CC_BTST): Rename into...
7277 * config/visium/predicates.md (real_add_operand): New.
7278 (visium_btst_operator): Rename into...
7279 (visium_equality_comparison_operator): ...this.
7280 (visium_noov_operator): Rename into...
7281 (visium_nz_comparison_operator): ...this.
7282 (visium_c_comparison_operator): New.
7283 (visium_branch_operator): Adjust and deal with all CC modes.
7284 * config/visium/visium.c (visium_adjust_cost): Adjust.
7285 (visium_split_double_add): Use the *_set_carry patterns.
7286 (visium_select_cc_mode): Add support for CCC mode and adjust.
7287 (output_cbranch): Adjust and use the carry-based operators for
7288 floating-point comparisons.
7289 * config/visium/visium.md (flags_subst_arith): Adjust.
7290 (addsi3_insn_set_carry): New instruction.
7291 (subsi3_insn_set_carry): Likewise.
7292 (negsi2_insn_set_carry): Likewise.
7294 (cmp<mode>_sne): Likewise.
7295 (cbranch<mode>4): Use ordered_comparison_operator.
7296 (cbranch<mode>4_insn): Likewise.
7297 (cbranchsi4_btst_insn): Adjust.
7299 2016-10-11 Tom de Vries <tom@codesourcery.com>
7302 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7305 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7307 * tree.h (build_complex_type): Add second parameter with default.
7308 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7309 recursive call. Create a TYPE_DECL only if NAMED is true.
7310 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7312 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7314 New avr-passes.def to register AVR specific passes.
7316 * config/avr/avr-passes.def: New file.
7317 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7318 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7319 (make_avr_pass_recompute_note): New proto.
7320 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7321 (avr_pass_recompute_notes): Use anonymous namespace.
7322 (avr_register_passes): Remove function...
7323 (avr_option_override): ...and its call.
7325 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7327 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7328 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7329 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7330 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7332 * config/mips/mips.c (mips_option_override): Enable the branch
7333 likely depending on the tune flags and optimization level.
7334 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7335 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7336 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7337 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7339 2016-10-11 Richard Biener <rguenther@suse.de>
7341 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7342 (output_function): Properly stream the whole block tree.
7343 * lto-streamer-in.c (input_function): Likewise.
7345 2016-10-11 Marek Polacek <polacek@redhat.com>
7347 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7349 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7351 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7352 (evrp_dom_walker::before_dom_children): Infer and push new value
7353 ranges for x in y < x.
7355 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7358 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7359 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7360 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7361 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7362 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7363 (IA64_NO_LIBGCC_TFMODE): Likewise.
7365 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7367 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7370 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7372 * config.gcc: Add aarch64-*-freebsd* support.
7373 * config.host: Likewise.
7374 * config/aarch64/aarch64-freebsd.h: New file.
7375 * config/aarch64/t-aarch64-freebsd: Ditto.
7377 2016-10-10 Jeff Law <law@redhat.com>
7379 PR tree-optimization/71947
7380 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7381 B with A within a single statement.
7383 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7385 PR tree-optimization/77824
7386 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7387 zero cost for copies.
7388 (find_candidates_dom_walker::before_dom_children): Replace
7389 MODIFY_EXPR with SSA_NAME.
7390 (replace_mult_candidate): Likewise.
7391 (replace_profitable_candidates): Likewise.
7393 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7395 * config/s390/s390.h: Wrap more macros args in brackets and fix
7397 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7399 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7401 2016-10-10 Andreas Schwab <schwab@suse.de>
7404 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7405 pseudo is not DImode.
7407 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7409 * common/config/arc/arc-common.c (arc_option_optimization_table):
7410 Remove compact casesi option.
7411 * config/arc/arc.c (arc_override_options): Use compact casesi
7412 option only for pre-ARCv2 cores.
7413 * doc/invoke.texi (mcompact-casesi): Update text.
7415 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7417 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7418 Add macro to say we can efficiently handle overlapping unaligned
7420 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7421 poor code for processors older than p8.
7423 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7425 * gen-pass-instances.awk: Remove GNUism.
7427 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7429 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7430 NULL of (*ipcp_transformations)][node->uid].
7432 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7434 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7435 (MALLOC_ABI_ALIGNMENT): Define.
7437 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7439 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7440 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7441 VAR_OR_FUNCTION_DECL_P macros.
7442 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7443 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7444 chkp_find_bounds_1): Likewise.
7445 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7446 * hsa-gen.c (get_symbol_for_decl): Likewise.
7447 * cgraphunit.c (check_global_declaration, analyze_functions,
7448 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7450 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7451 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7453 * tree.c (set_decl_section_name, copy_node_stat,
7454 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7455 merge_dllimport_decl_attributes, handle_dll_attribute,
7456 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7457 verify_type): Likewise.
7458 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7459 find_explicit_erroneous_behavior): Likewise.
7460 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7461 * ipa.c (process_references): Likewise.
7462 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7463 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7464 notice_global_symbol, assemble_variable, mark_decl_referenced,
7465 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7466 make_decl_one_only, default_section_type_flags,
7467 categorize_decl_for_section, default_encode_section_info): Likewise.
7468 * trans-mem.c (requires_barrier): Likewise.
7469 * gimple-expr.c (mark_addressable): Likewise.
7470 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7471 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7472 expand_debug_expr): Likewise.
7473 * tree-dump.c (dequeue_and_dump): Likewise.
7474 * ubsan.c (instrument_bool_enum_load): Likewise.
7475 * tree-pretty-print.c (print_declaration): Likewise.
7476 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7477 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7478 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7479 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7480 pass_build_ssa::execute): Likewise.
7481 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7482 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7484 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7486 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7487 can_be_nonlocal, remap_decls, copy_debug_stmt,
7488 initialize_inlined_parameters, add_local_variables,
7489 reset_debug_binding, replace_locals_op): Likewise.
7490 * dse.c (can_escape): Likewise.
7491 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7493 * tree-diagnostic.c (default_tree_printer): Likewise.
7494 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7495 unpack_ts_decl_with_vis_value_fields,
7496 lto_input_ts_decl_common_tree_pointers): Likewise.
7497 * builtins.c (builtin_save_expr, fold_builtin_expect,
7498 readonly_data_expr): Likewise.
7499 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7500 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7502 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7503 * gimplify.c (force_constant_size, gimplify_bind_expr,
7504 gimplify_decl_expr, gimplify_var_or_parm_decl,
7505 gimplify_compound_lval, gimplify_init_constructor,
7506 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7507 gimplify_type_sizes): Likewise.
7508 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7509 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7510 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7511 remove_unused_locals): Likewise.
7512 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7513 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7514 * function.c (instantiate_expr, instantiate_decls_1,
7515 setjmp_vars_warning, add_local_decl): Likewise.
7516 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7518 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7519 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7520 optimize_va_list_gpr_fpr_size): Likewise.
7521 * tree-nrv.c (pass_nrv::execute): Likewise.
7522 * tsan.c (instrument_expr): Likewise.
7523 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7524 * vtable-verify.c (verify_bb_vtables): Likewise.
7525 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7526 get_ref_base_and_extent): Likewise.
7527 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7529 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7530 analyze_all_variable_accesses): Likewise.
7531 * tree-nested.c (get_nonlocal_debug_decl,
7532 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7533 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7534 get_local_debug_decl, convert_local_omp_clauses,
7535 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7537 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7538 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7539 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7540 dbxout_symbol, dbxout_common_check): Likewise.
7541 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7542 string_constant): Likewise.
7543 * hsa.c (hsa_get_declaration_name): Likewise.
7544 * passes.c (rest_of_decl_compilation): Likewise.
7545 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7546 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7547 pack_ts_decl_with_vis_value_fields,
7548 write_ts_decl_common_tree_pointers): Likewise.
7549 * stor-layout.c (place_field): Likewise.
7550 * symtab.c (symtab_node::maybe_create_reference,
7551 symtab_node::verify_base, symtab_node::make_decl_local,
7552 symtab_node::copy_visibility_from,
7553 symtab_node::can_increase_alignment_p): Likewise.
7554 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7555 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7556 fortran_common, add_location_or_const_value_attribute,
7557 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7558 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7559 optimize_one_addr_into_implicit_ptr,
7560 optimize_location_into_implicit_ptr): Likewise.
7561 * gimple-low.c (record_vars_into): Likewise.
7562 * ipa-visibility.c (update_vtable_references): Likewise.
7563 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7565 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7566 DFS::DFS_write_tree_body, write_symbol): Likewise.
7567 * langhooks.c (lhd_warn_unused_global_decl,
7568 lhd_set_decl_assembler_name): Likewise.
7569 * attribs.c (decl_attributes): Likewise.
7570 * except.c (output_ttype): Likewise.
7571 * varpool.c (varpool_node::get_create, ctor_for_folding,
7572 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
7573 * fold-const.c (fold_unary_loc): Likewise.
7574 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
7575 ipa_find_agg_cst_from_init): Likewise.
7576 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
7577 expand_omp_target, lower_omp_regimplify_p,
7578 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
7579 find_link_var_op): Likewise.
7580 * tree-chrec.c (chrec_contains_symbols): Likewise.
7581 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
7582 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
7583 execute_fixup_cfg): Likewise.
7585 PR tree-optimization/77901
7586 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
7587 if ranges[i].exp is SSA_NAME when looking for >= and only when
7588 ranges[i].exp is NULL or SSA_NAME when looking for the other
7591 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7593 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7594 (ipcp_param_lattices): Remove field alignment.
7595 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7596 (set_all_contains_variable): Remove call to
7597 ipcp_alignment_lattice::set_to_bottom.
7598 (initialize_node_lattices): Likewise.
7599 (propagate_alignment_accross_jump_function): Remove.
7600 (propagate_constants_accross_call): Remove call to
7601 propagate_alignment_accross_jump_function.
7602 (ipcp_store_alignment_results): Remove.
7603 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7604 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7605 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7606 pretty-printing of alignment jump function.
7607 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7608 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7609 alignments and remove computing ipa_alignment jump function.
7610 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7611 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7612 (ipa_read_jump_function): Remove reading of ipa_alignment.
7613 (write_ipcp_transformation_info): Remove streaming for alignment
7614 propagation summary.
7615 (read_ipcp_transformation_info): Remove reading of alignment
7616 propagation summary.
7617 (ipcp_update_alignments): Remove.
7618 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7620 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7621 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7622 * ipa-prop.h (ipa_alignment): Remove.
7623 (ipa_jump_func): Remove field alignment.
7624 (ipcp_transformation_summary): Remove field alignments.
7625 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7626 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7627 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7629 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7631 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7633 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7635 (visium_expand_fp_cstore): Likewise.
7637 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7639 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7640 * diagnostic.c (warning_at_rich_loc_n): New function.
7641 (diagnostic_n_impl_richloc): Likewise.
7642 (diagnostic_n_impl): Move most of the function to
7643 diagnostic_n_impl_richloc and call it.
7645 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7647 * gen-pass-instances.awk: Rewritten.
7648 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7649 $(PASSES_EXTRA) after passes.def to the script.
7650 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7651 * config/i386/i386-passes.def: New file.
7652 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7653 make_pass_stv): Declare.
7654 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7656 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7658 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7659 (pass_stv::timode_p): New non-static data member.
7660 (ix86_option_override): Don't register passes here.
7662 * doc/invoke.texi: Document accepting Else, fallthrough.
7664 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7667 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7668 FALLTHRU comment styles.
7670 2016-10-07 Andrew Pinski <apinski@cavium.com>
7672 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7673 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7674 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7676 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7678 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7680 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7681 (AARCH64_ARCH): Likewise.
7682 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7684 (AARCH64_CORE): Likewise.
7685 (AARCH64_ARCH): Likewise.
7686 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7687 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7688 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7689 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7690 (AARCH64_ARCH): Likewise.
7691 (AARCH64_CORE): Likewise.
7692 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7693 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7694 (AARCH64_CORE): Likewise.
7695 (AARCH64_ARCH): Likewise.
7697 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7699 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7700 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7701 floating point type infrastructre, and -mfloat128 that enables the
7702 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7703 if -mfloat128-type. Define __ibm128 to be long double by default.
7704 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7705 the IEEE 128-bit floating point type infrastructure should
7706 automatically be enabled.
7707 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7708 instead of -mfloat128 to enable KFmode.
7709 (rs6000_option_override_internal): Split the option -mfloat128
7710 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7711 systems, automatically set -mfloat128-type, but don't enable it on
7712 other operating systems. Move setting the long double size and
7713 IEEE quad support before the IEEE 128-bit floating point changes.
7714 (rs6000_init_builtins): Do not create a unique type for __ibm128
7715 if long double is IBM extended double, instead rely on __ibm128
7716 being defined as 'long double'. If -mfloat128-type and not
7717 -mfloat128, create the KFmode type with an undocumented __ieee128
7719 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7720 -mfloat128 for tests about the types, but keep tests for
7721 -mfloat128 to enable the keyword support.
7722 (rs6000_complex_function_value): Likewise.
7723 (rs6000_scalar_mode_supported_p): Likewise.
7724 (rs6000_floatn_mode): Likewise.
7725 (rs6000_c_mode_for_suffix): Likewise.
7726 (rs6000_opt_masks): Add -mfloat128-type.
7727 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7728 -mfloat128-type being split from -mfloat128. Add
7729 -mfloat128-hardware, which was missing.
7730 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7731 -mfloat128 and -mfloat128-type:
7732 (-mfloat128-type): Likewise.
7733 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7734 that 64-bit Linux systems with enable -mfloat128-type by default
7736 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7737 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7738 -mfloat128-type instead of -mfloat128.
7739 (FLOAT128_2REG_P): Likewise.
7740 (MASK_FLOAT128_TYPE): Likewise.
7741 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7742 (RS6000_BTM_FLOAT128): Likewise.
7743 (TARGET_FLOAT128): Poison old identifiers.
7744 (OPTION_MASK_FLOAT128): Likewise.
7745 (MASK_FLOAT128): Likewise.
7746 * config/rs6000/rs6000.md (FP): Likewise.
7747 (FLOAT128): Likewise.
7748 (fix_trunc<mode>di2): Likewise.
7749 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7750 (floatdi<mode>2): Likewise.
7751 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7752 (neg<mode>2, FLOAT128 iterator): Likewise.
7753 (abs<mode>2, FLOAT128 iterator): Likewise.
7754 (ieee_128bit_negative_zero): Likewise.
7755 (ieee_128bit_vsx_neg<mode>2): Likewise.
7756 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7757 (ieee_128bit_vsx_abs<mode>2): Likewise.
7758 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7759 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7760 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7761 (extendiftf2): Likewise.
7762 (extendifkf2): Likewise.
7763 (extendtfkf2): Likewise.
7764 (trunciftf2): Likewise.
7765 (truncifkf2): Likewise.
7766 (trunckftf2): Likewise.
7767 (trunctfif2): Likewise.
7768 (extendkftf2): Likewise.
7769 (trunctfkf2): Likewise.
7771 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7773 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7774 before merging in bytes to pass down to real_from_target.
7776 2016-10-07 Richard Biener <rguenther@suse.de>
7778 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7780 (substitute_and_fold_dom_walker::before_dom_children):
7781 Substitute and fold before pass specific folding to avoid
7782 feeding that with SSA names that will be later released.
7783 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7784 introduced by folding and visited by evaluate_stmt called during
7786 (likely_value): Likewise.
7787 (evaluate_stmt): Likewise.
7788 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7789 (simplify_div_or_mod_using_ranges): Likewise.
7790 (simplify_min_or_max_using_ranges): Likewise.
7791 (simplify_abs_using_ranges): Likewise.
7792 (simplify_conversion_using_ranges): Likewise.
7793 (simplify_float_conversion_using_ranges): Likewise.
7794 (simplify_stmt_using_ranges): Likewise.
7796 2016-10-07 Marek Polacek <polacek@redhat.com>
7798 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7799 FALLTHROUGH_LABEL_P here...
7800 (warn_implicit_fallthrough_r): ...not here.
7802 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7804 PR tree-optimization/77880
7805 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7808 2016-10-07 Marek Polacek <polacek@redhat.com>
7811 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7813 2016-10-07 Richard Biener <rguenther@suse.de>
7815 * bitmap.h: Document constraints on bitmap modification while
7818 2016-10-07 Richard Biener <rguenther@suse.de>
7820 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7821 * bitmap.h (bmp_iter_set): When advancing to the next element
7822 check that we didn't remove the current one.
7823 (bmp_iter_and): Likewise.
7824 (bmp_iter_and_compl): Likewise.
7825 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7826 we currently iterate on but keep a one-level queue.
7827 * sched-deps.c (remove_from_deps): Do not clear current bit
7828 but keep a one-level queue.
7830 2016-10-07 Jakub Jelinek <jakub@redhat.com>
7832 PR tree-optimization/77664
7833 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
7834 for the other ranges.
7835 (optimize_range_tests_diff): Fix up formatting.
7836 (optimize_range_tests_var_bound): New function.
7837 (optimize_range_tests): Use it.
7839 2016-10-07 Martin Liska <mliska@suse.cz>
7841 * coverage.c (build_gcov_exit_decl): Fix priority what
7842 should be really 99.
7844 2016-10-07 Richard Biener <rguenther@suse.de>
7846 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
7847 vars in gimple_bind_vars but not in BLOCK_VARS.
7849 2016-10-07 Richard Biener <rguenther@suse.de>
7851 PR tree-optimization/77879
7852 * tree-ssa-structalias.c (handle_const_call): Properly handle
7854 (handle_pure_call): Likewise.
7856 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7858 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
7859 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
7862 2016-10-06 Andrew Pinski <apinski@cavium.com>
7864 * config/aarch64/aarch64-cores.def: Add a comment before each
7867 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7869 PR tree-optimization/77862
7870 * tree-vrp.c (add_equivalence): Use get_value_range so that
7871 num_vr_values is checked before accessing vr_values.
7873 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7875 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7878 2016-10-05 Jeff Law <law@redhat.com>
7880 PR tree-optimization/71661
7881 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
7882 removal of a forwarder exposes a new natural loop.
7884 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
7886 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
7887 Introduce ssesuffix variable.
7888 (<mask_codefor><code><mode>3<mask_name>): Ditto.
7889 (*<code><mode>3): Ditto.
7891 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
7893 * postreload.c (reload_cse_simplify): Skip also USE when detecting
7896 2016-10-06 Richard Biener <rguenther@suse.de>
7898 PR tree-optimization/77855
7899 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
7900 instead of removing the current item while iterating over the set
7903 2016-10-06 James Clarke <jrtc27@jrtc27.com>
7904 Eric Botcazou <ebotcazou@adacore.com>
7907 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
7908 (classify_registers): Don't set it
7909 (function_arg_slotno): Don't initialize and test it. Tidy up.
7911 2016-10-06 Richard Biener <rguenther@suse.de>
7913 PR tree-optimization/77839
7914 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
7917 2016-10-06 Martin Liska <mliska@suse.cz>
7919 * gcc.c: Set -fprofile-update=atomic when profiling is
7920 enabled and -pthread is set. Warn when one combines
7921 -pthread and -fprofile-update=single for an app using
7924 2016-10-06 Martin Liska <mliska@suse.cz>
7927 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
7928 * gimple-ssa-strength-reduction.c (slsr_process_cast):
7929 Initialize a pointer to NULL.
7930 (slsr_process_copy): Likewise.
7931 * input.c (location_get_source_line): Likewise.
7932 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7934 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
7936 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
7937 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
7938 (ix86_handle_option): Deleted handle of OPT_mpcommit.
7939 * config.gcc: Deleted pcommitintrin.h
7940 * config/i386/pcommitintrin.h: Deleted file.
7941 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
7942 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
7944 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
7946 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
7947 (PTA_PCOMMIT): Deleted define.
7948 (ix86_option_override_internal): Deleted handle of option.
7949 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
7950 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
7951 __builtin_ia32_pcommit): Deleted.
7952 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
7953 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
7954 (pcommit): Deleted instruction.
7955 * config/i386/i386.opt: Mention -mpcommit deprecation.
7956 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
7958 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
7962 Remove wrong assert.
7963 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
7964 Use <round_constraint> as operand 1 constraint.
7966 2016-10-05 Jakub Jelinek <jakub@redhat.com>
7969 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
7970 (ubsan_instrument_float_cast): And not here.
7973 * ubsan.c (ubsan_ids): New GTY(()) array.
7974 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
7975 instead of static local counters.
7977 2016-10-05 Martin Sebor <msebor@redhat.com>
7980 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
7981 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
7982 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
7983 (default_printf_pointer_format): Define function.
7984 * targhooks.c (linux_printf_pointer_format): Define new function.
7985 * targhooks.h (linux_printf_pointer_format): Declare.
7986 (gnu_libc_printf_pointer_format): Remove declaration.
7988 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7990 * fold-const.c (native_encode_real): Fix logic for selecting offset
7991 to write to when BYTES_BIG_ENDIAN.
7993 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
7995 * builtins.c (fold_builtin_strchr): Remove function.
7996 (fold_builtin_strrchr): Likewise.
7997 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
7998 * gimple-fold.c (target_char_cst_p): New function.
7999 (gimple_fold_builtin_strchr) Add more foldings.
8000 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8002 2016-10-05 Richard Biener <rguenther@suse.de>
8005 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8006 capture ids in c-exprs.
8008 2016-10-05 Richard Biener <rguenther@suse.de>
8011 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8012 with types_match for GIMPLE code gen to handle type mismatched
8014 (dt_operand::gen): Adjust.
8015 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8018 2016-10-05 Richard Biener <rguenther@suse.de>
8020 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8022 2016-10-05 Richard Biener <rguenther@suse.de>
8025 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8027 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8029 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8030 version check to protect only DW_TAG_imported_module generation.
8032 2016-10-05 Richard Biener <rguenther@suse.de>
8035 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8037 2016-10-04 Ian Lance Taylor <iant@golang.org>
8039 * explow.c (allocate_dynamic_stack_space): Call
8040 do_pending_stack_adjust before handling flag_split_stack.
8042 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8044 * genattrtab.c (make_internal_attr): Supply dummy column number to
8047 * genoutput.c (init_insn_for_nothing): Likewise.
8048 * gensupport.c (add_define_attr): Likewise.
8049 * read-md.c (message_at_1): Print column number.
8050 (fatal_with_file_and_line): Likewise.
8051 (rtx_reader::read_char): Track column numbers.
8052 (rtx_reader::unread_char): Likewise.
8053 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8054 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8055 (rtx_reader::handle_file): Initialize m_read_md_colno.
8056 (rtx_reader::get_current_location): Supply column number to
8058 * read-md.h (struct file_location): Add field "colno".
8059 (file_location::file_location): Likewise.
8060 (rtx_reader::get_colno): New accessor.
8061 (rtx_reader::m_read_md_colno): New field.
8062 (rtx_reader::m_last_line_colno): New field.
8064 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8066 * doc/extend.texi (Java Exceptions): Remove.
8067 (java_interface): Remove.
8069 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8071 PR tree-optimization/77808
8072 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8073 and addr are different before copying points-to information.
8075 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8077 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8078 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8079 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8080 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8082 2016-10-04 Richard Biener <rguenther@suse.de>
8084 PR tree-optimization/77399
8085 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8086 verify the target can convert.
8088 2016-10-04 Richard Biener <rguenther@suse.de>
8091 * explow.c (plus_constant): Verify the mode of the constant
8092 pool offset before calling plus_constant.
8094 2016-10-04 Richard Biener <rguenther@suse.de>
8097 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8098 type support, mark with :C.
8099 (X / -X -> -1): Mark with :C.
8101 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8103 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8104 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8105 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8106 * doc/tm.texi: Regenerated.
8107 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8108 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8109 * config/darwin.h (JCR_SECTION_NAME): Remove.
8110 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8111 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8112 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8113 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8114 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8115 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8117 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8119 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8120 between "because" and "param" in dump message in call to fprintf.
8122 2016-10-03 Jeff Law <law@redhat.com>
8124 PR tree-optimization/71550
8125 PR tree-optimization/71403
8126 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8127 (profitable_jump_thread_path): Also return boolean indicating if
8128 the realized path will create an irreducible loop.
8129 Remove loop depth tests from 71403.
8130 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8131 from 71403. If threading will create an irreducible loop, then
8132 throw away loop iteration and related information.
8134 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8136 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8137 -Woverloaded-virtual checks for warning options.
8138 * configure: Regenerate.
8140 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8142 PR preprocessor/77699
8143 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8144 (get_next_line): Return false on error.
8145 (read_next_line): Removed, use get_next_line instead.
8146 (read_line_num): Don't copy the line.
8147 (location_get_source_line): Don't use static data.
8148 (selftest::test_reading_source_line): Add more test cases.
8150 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8153 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8155 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8156 (noce_process_if_block): Use it.
8158 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8160 * doc/invoke.texi: Update -Wint-in-bool-context.
8162 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8164 * dwarf2out.c (output_fde, output_call_frame_info,
8165 dwarf2out_do_cfi_startproc, set_indirect_string,
8166 gen_internal_sym, output_die, output_line_info): Use
8167 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8168 ASM_GENERATE_INTERNAL_LABEL output.
8170 2016-10-01 Richard Biener <rguenther@suse.de>
8173 * genmatch.c (get_operand_type): Add operand position arg
8174 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8175 (expr::gen_transform): Adjust.
8176 (dt_simplify::gen_1): Likewise.
8178 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8180 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8181 comments. Simplify asserts, remove unnecessary conditions.
8183 (*<code><mode>3): Likewise.
8185 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8187 * doc/invoke.texi (-Wregister): Document.
8189 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8191 * configure.ac: Split CHECKING_P into CHECKING_P and
8192 ENABLE_EXTRA_CHECKING.
8193 * configure: Regenerated.
8194 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8195 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8197 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8200 * gcc.c (process_command): For @filename handling, output
8201 the correct name if the file does not exist.
8203 2016-09-30 Marek Polacek <polacek@redhat.com>
8205 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8206 * config/alpha/predicates.md: Likewise.
8208 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8210 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8211 (noce_process_if_block): Use it.
8213 2016-09-30 Martin Liska <mliska@suse.cz>
8215 * doc/invoke.texi: Document asan-use-after-return that
8216 it's disabled by default in runtime.
8218 2016-09-30 Richard Biener <rguenther@suse.de>
8220 * tree-vrp.c (intersect_ranges): If we failed to handle
8221 the intersection choose a constant singleton range if available.
8223 2016-09-30 Richard Biener <rguenther@suse.de>
8225 PR tree-optimization/77399
8226 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8227 float <-> int conversions.
8229 2016-09-30 Alan Modra <amodra@gmail.com>
8231 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8233 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8235 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8236 ext_level before calling CPUID with 0x80000008.
8237 Simplify xgetbv checks.
8239 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8241 * Makefile.in (OBJS): Add print-rtl-function.o.
8242 * print-rtl-function.c: New file.
8243 * print-rtl.h (print_rtx_function): New decl.
8245 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8248 * config/i386/cpuid.h (__get_cpuid_count): New.
8249 (__get_cpuid): Rename __level to __leaf.
8251 2016-09-29 Marek Polacek <polacek@redhat.com>
8253 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8255 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8258 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8259 result is only being compared with zero.
8261 2016-09-29 Marek Polacek <polacek@redhat.com>
8263 * dwarf2out.c (loc_descriptor): Add fall through comment.
8264 (add_const_value_attribute): Likewise.
8266 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8268 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8269 with "v6t2". Move "arch" attribute above "pool_range".
8270 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8272 (*thumb2_movhi_vfp): Likewise.
8273 (*arm_movhi_fp16): Likewise.
8274 (*thumb2_movhi_fp16): Likewise.
8275 (*arm_movsi_vfp): Remove "arch" attribute.
8276 (*thumb2_movsi_vfp): Likewise.
8278 2016-09-29 Martin Liska <mliska@suse.cz>
8280 * doc/extend.texi: Remove limitation of Objective C for
8281 __attribute__((constructor)) and __attribute__((destructor)).
8283 2016-09-29 Richard Biener <rguenther@suse.de>
8285 PR tree-optimization/77768
8286 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8287 Handle stores to readonly memory when removing redundant stores.
8289 2016-09-29 Richard Biener <rguenther@suse.de>
8292 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8293 X / -X -> -1 simplifications.
8295 2016-09-29 Richard Biener <rguenther@suse.de>
8298 * match.pd: Add max(a,-a) -> abs(a) pattern.
8299 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8300 HONOR_SIGNED_ZEROS types.
8302 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8304 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8305 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8307 2016-09-29 Richard Biener <rguenther@suse.de>
8309 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8310 writing to vr_const_varying.
8311 (vrp_initialize): Call it.
8312 (vrp_visit_stmt): Likewise.
8313 (evrp_dom_walker::before_dom_children): Likewise.
8315 2016-09-29 Richard Biener <rguenther@suse.de>
8317 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8318 constructors with vector elements.
8320 2016-09-29 Richard Biener <rguenther@suse.de>
8322 PR tree-optimization/77768
8323 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8324 with stores to a place we know has a constant value.
8326 2016-09-29 Alan Modra <amodra@gmail.com>
8328 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8329 * doc/invoke.texi: Document it.
8330 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8331 (rs6000_passes_float): Comment.
8332 (rs6000_passes_long_double): New static var.
8333 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8334 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8335 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8336 to include fp values returned in vectors.
8337 Set rs6000_passes_long_double.
8338 (rs6000_function_arg_advance_1): Likewise for function args.
8339 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8340 and SPE. Emit long double tag value too.
8341 (rs6000_opt_vars): Add gnu-attr.
8342 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8343 * configure: Regenerate.
8344 * config.in: Regenerate.
8346 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8348 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8350 (format_floating, format_string, format_directive,
8351 get_destination_size, pass_sprintf_length::handle_gimple_call):
8354 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8356 * gimple-ssa-sprintf.c: Fix comment formatting.
8357 (format_integer): Use is_gimple_assign.
8358 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8359 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8360 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8361 (pass_sprintf_length::execute): Use is_gimple_call.
8363 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8365 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8366 strchr, also try the generic folding.
8368 2016-09-28 Martin Sebor <msebor@redhat.com>
8371 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8374 2016-09-28 Martin Sebor <msebor@redhat.com>
8377 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8378 length modifier is not expected.
8379 (format_floating): Ignore l length modifier and fail gracefuly
8380 when it isn't one of the other expected ones.
8382 2016-09-28 Martin Sebor <msebor@redhat.com>
8385 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8387 2016-09-27 Richard Biener <rguenther@suse.de>
8389 * dwarf2out.c (cu_die_list): New global.
8390 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8391 main_comp_unit_die to cu_die_list if we created it.
8392 Move break_out_includes ...
8393 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8396 2016-09-28 Richard Biener <rguenther@suse.de>
8398 * dwarf2out.c (struct die_struct): Add removed flag.
8399 (lookup_type_die): If the DIE is marked as removed, clear
8400 TYPE_SYMTAB_DIE and return NULL.
8401 (lookup_decl_die): If the DIE is marked as removed, remove it
8402 from the hash and return NULL.
8403 (mark_removed): New helper.
8404 (prune_unused_types_prune): Call it for removed DIEs.
8405 (gen_subprogram_die): Move the premark_used_types call to after
8406 DIEs for the functions scopes are generated.
8407 (process_scope_var): Do not re-create pruned types or type decls.
8408 Make sure to also re-parent type decls.
8409 (dwarf2out_finish): Move unused type pruning and debug_types
8411 (dwarf2out_early_finish): ... here.
8413 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8415 * config/arc/arc-c.c: New file.
8416 * config/arc/arc-c.def: Likewise.
8417 * config/arc/t-arc: Likewise.
8418 * config.gcc: Include arc-c.o as c and cpp object.
8419 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8420 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8421 arc_cpu_cpp_builtins.
8423 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8425 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8426 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8428 2016-09-28 Nathan Sidwell <nathan@acm.org>
8430 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8433 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8435 PR tree-optimization/61056
8436 * gimple-fold.c (gimple_fold_builtin_strchr):
8437 New function to optimize strchr (s, 0) to strlen.
8438 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8440 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8442 PR tree-optimization/77724
8443 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8444 Add tree_fits_shwi_p check.
8446 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8448 * auto-inc-dec.c (try_merge): Remove break after return.
8449 * cselib.c (autoinc_split): Likewise.
8450 * explow.c (promote_mode): Likewise.
8451 * fixed-value.c (fixed_arithmetic): Likewise.
8452 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8453 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8454 * trans-mem.c (get_attrs_for): Likewise.
8455 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8456 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8457 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8458 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8459 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8460 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8461 * config/cris/cris.c (cris_op_str): Likewise.
8462 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8463 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8465 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8467 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8468 IFN_GOACC_REDUCTION_CODES): New.
8469 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8470 ifn_goacc_reduction_kind): Use them.
8471 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8472 of internal functions, when applicable.
8474 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8476 * config/mips/constraints.md (d): Fix documentation.
8477 * doc/md.texi (Machine Constraints): Update accordingly.
8479 2016-09-27 Richard Biener <rguenther@suse.de>
8481 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8482 cur_line_info_table initialization ...
8483 (dwarf2out_assembly_start): ... here.
8485 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8487 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8488 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8489 (*thumb2_movhi_vfp): Likewise.
8490 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8491 template. Expand predicable attribute to mark VMOV.F16 as not
8492 predicable. Add "arch" attribute.
8493 (*thumb2_movhi_fp16): Likewise.
8494 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8495 (*thumb2_movsi_vfp): Add "arch" attribute.
8497 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8499 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8502 2016-09-27 Marek Polacek <polacek@redhat.com>
8504 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8507 * config/c6x/c6x.h: Adjust fall through comment.
8508 * config/sh/sh.c (final_prescan_insn): Likewise.
8509 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8510 (visium_expand_fp_cstore): Likewise.
8512 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8514 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8515 expected by -Wimplicit-fallthrough.
8516 (thumb1_size_rtx_costs): Likewise.
8517 (thumb2_reorg): Likewise.
8518 (tls_mentioned_p): Add "Fall through" comment.
8519 (thumb2_reorg): Likewise.
8520 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8521 comment form expected by -Wimplicit-fallthrough.
8523 2016-09-27 Martin Liska <mliska@suse.cz>
8525 PR gcov-profile/46266
8526 * input.h (RESERVED_LOCATION_P): New macro.
8527 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8528 instread of comparison with UNKNOWN_LOCATION.
8530 2016-09-27 Richard Biener <rguenther@suse.de>
8532 PR tree-optimization/77745
8533 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8534 When removing redundant stores make sure to check compatibility
8535 of the TBAA state for downstream accesses.
8536 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8537 value-numbering virtual operands for store matches.
8539 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8542 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8543 movrt patterns. Match them before anything else in the SET case.
8545 2016-09-27 Martin Liska <mliska@suse.cz>
8547 PR gcov-profile/7970
8548 PR gcov-profile/16855
8549 PR gcov-profile/44779
8550 * coverage.c (build_gcov_exit_decl): New function.
8551 (coverage_obj_init): Call the function and generate __gcov_exit
8553 * doc/gcov.texi: Document when __gcov_exit function is called.
8555 2016-09-27 Marek Polacek <polacek@redhat.com>
8558 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8559 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8560 -Wno-error instead of -Wno-implicit-fallthrough.
8562 2016-09-27 Martin Liska <mliska@suse.cz>
8565 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8567 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8569 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
8570 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
8571 comments. Remove break after return.
8572 (ix86_fp_compare_code_to_integer, has_dispatch,
8573 ix86_simd_clone_usable): Remove break after return.
8575 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8577 PR rlt-optimization/77714
8578 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
8581 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
8584 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
8585 extract_range_from_unary_expr to convert value_range.
8586 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
8587 (extract_range_from_unary_expr): This.
8588 * tree-vrp.h (extract_range_from_unary_expr): Declare.
8590 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8592 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8594 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8596 * config/i386/i386.c (ix86_print_operand)
8597 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8598 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8599 (epilogue_renumber): Likewise.
8601 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8604 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8605 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8607 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8609 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8610 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8611 is_mm_seq_cst, is_mm_sync): Move to ...
8612 * memmodel.h: This. New file.
8613 * builtins.c: Include memmodel.h.
8614 * optabs.c: Likewise.
8616 * config/aarch64/aarch64.c: Likewise.
8617 * config/alpha/alpha.c: Likewise.
8618 * config/arm/arm.c: Likewise.
8619 * config/i386/i386.c: Likewise.
8620 * config/ia64/ia64.c: Likewise.
8621 * config/mips/mips.c: Likewise.
8622 * config/rs6000/rs6000.c: Likewise.
8623 * config/sparc/sparc.c: Likewise.
8624 * genconditions.c: Include memmodel.h in generated file.
8625 * genemit.c: Likewise.
8626 * genoutput.c: Likewise.
8627 * genpeep.c: Likewise.
8628 * genpreds.c: Likewise.
8629 * genrecog.c: Likewise.
8631 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8633 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8634 "c" instead when parsing characters. Move operand parsing into...
8635 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8636 and tightening the scope of various locals.
8638 2016-09-26 Liu Hao <lh_mouse@126.com>
8640 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8642 2016-09-26 Marek Polacek <polacek@redhat.com>
8644 * system.h: Use __has_attribute to check whether the fallthrough
8645 attribute is supported.
8647 2016-09-26 Marek Polacek <polacek@redhat.com>
8649 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8650 gimple_call_internal_p.
8651 * ipa-split.c (find_return_bb): Likewise.
8652 (execute_split_functions): Likewise.
8653 * omp-low.c (dump_oacc_loop_part): Likewise.
8654 (oacc_loop_xform_head_tail): Likewise.
8655 * predict.c (predict_loops): Likewise.
8656 * sanopt.c (pass_sanopt::execute): Likewise.
8657 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8658 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8659 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8660 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8661 (expand_ifn_va_arg): Likewise.
8662 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8663 (optimize_mask_stores): Likewise.
8664 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8665 (vect_transform_stmt): Likewise.
8666 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8667 * tsan.c (instrument_memory_accesses): Likewise.
8669 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8670 Alexander Monakov <amonakov@ispras.ru>
8672 * regrename.c (rename_chains): Check
8673 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8674 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8675 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8677 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8679 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8680 (s390_sched_score): Likewise.
8682 2016-09-26 Martin Liska <mliska@suse.cz>
8684 * doc/gcov.texi: Update program output of gcov tool.
8686 2016-09-26 Martin Liska <mliska@suse.cz>
8688 PR gcov-profile/23332
8689 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8690 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8691 * value-prof.c (dump_histogram_value): Do not handle
8692 HIST_TYPE_CONST_DELTA.
8693 (stream_in_histogram_value): Likewise.
8694 (gimple_find_values_to_profile): Likewise.
8695 * value-prof.h (enum hist_type): Likewise.
8697 2016-09-26 Martin Liska <mliska@suse.cz>
8699 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8700 from default sanitize recover values.
8701 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8702 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8703 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8705 * opts.c (finish_options): Do a generic loop over options
8706 that can be recovered.
8707 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8709 (common_handle_option): Likewise.
8710 * opts.h: Declare can_recover to sanitizer_opts_s.
8712 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8714 * target.def(elf_flags_numeric): Change documentation to present tense.
8715 * doc/tm.texi: Regenerate.
8717 2016-09-26 Marek Polacek <polacek@redhat.com>
8720 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8721 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8722 -Wno-switch-fallthrough.
8723 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8724 (expand_builtin): Likewise.
8725 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8726 * convert.c (convert_to_real_1): Likewise.
8727 (convert_to_integer_1): Likewise.
8728 * final.c (output_alternate_entry_point): Likewise.
8729 * genattrtab.c (make_canonical): Likewise.
8730 (write_test_expr): Likewise.
8731 * genpreds.c (validate_exp): Likewise.
8732 * gimple-ssa-strength-reduction.c
8733 (find_candidates_dom_walker::before_dom_children): Likewise.
8734 * godump.c (go_format_type): Likewise.
8735 * reload1.c (elimination_effects): Likewise.
8736 * resource.c (mark_referenced_resources): Likewise.
8737 (mark_set_resources): Likewise.
8738 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8739 * varasm.c (output_addressed_constants): Likewise.
8741 2016-09-26 Marek Polacek <polacek@redhat.com>
8744 * common.opt (Wimplicit-fallthrough): New option.
8745 * doc/extend.texi: Document statement attributes and the fallthrough
8747 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8748 * gimple.h (gimple_call_internal_p): New function.
8749 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8750 (struct label_entry): New struct.
8751 (find_label_entry): New function.
8752 (case_label_p): New function.
8753 (collect_fallthrough_labels): New function.
8754 (last_stmt_in_scope): New function.
8755 (should_warn_for_implicit_fallthrough): New function.
8756 (warn_implicit_fallthrough_r): New function.
8757 (maybe_warn_implicit_fallthrough): New function.
8758 (expand_FALLTHROUGH_r): New function.
8759 (expand_FALLTHROUGH): New function.
8760 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8761 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8762 (gimplify_label_expr): New function.
8763 (gimplify_case_label_expr): Set location.
8764 (gimplify_expr): Call gimplify_label_expr.
8765 * internal-fn.c (expand_FALLTHROUGH): New function.
8766 * internal-fn.def (FALLTHROUGH): New internal function.
8767 * langhooks.c (lang_GNU_OBJC): New function.
8768 * langhooks.h (lang_GNU_OBJC): Declare.
8769 * system.h (gcc_fallthrough): Define.
8770 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8771 * tree.h (FALLTHROUGH_LABEL_P): Define.
8773 2016-09-26 Richard Biener <rguenther@suse.de>
8775 * dwarf2out.c (stripattributes): Remove unused function.
8776 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8777 Push dwarf_split_debug_info handling into init_sections_and_labels.
8778 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8779 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8780 (debug_macinfo_section_name): New global.
8781 (output_macinfo): Use debug_macinfo_section_name.
8782 (init_sections_and_labels): Split out section and label generation
8783 from dwarf2out_init. Set debug_macinfo_section_name.
8784 (dwarf2out_init): Move text section label generation and emission
8786 (dwarf2out_assembly_start): ... here.
8787 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8790 2016-09-26 Richard Biener <rguenther@suse.de>
8793 * cgraphunit.c (analyze_functions): Before early removing
8794 global vars calls the late_global_decl debug handler mark
8795 the variable as readonly.
8797 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8800 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8801 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8802 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8803 declare new overloads.
8804 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8807 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8809 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8810 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8812 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8814 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8815 * configure: Regenerate.
8817 2016-09-24 Marek Polacek <polacek@redhat.com>
8820 * doc/invoke.texi: Document -Wbool-operation.
8822 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8824 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8825 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8826 cmpmemsi pattern to do builtin expansion of memcmp ().
8827 (compute_current_alignment): Add helper function for
8828 expand_block_compare used to compute alignment as the compare proceeds.
8829 (select_block_compare_mode): Used by expand_block_compare to select
8830 the mode used for reading the next chunk of bytes in the compare.
8831 (do_load_for_compare): Used by expand_block_compare to emit the load
8832 insns for the compare.
8833 (rs6000_emit_dot_insn): Moved this function to avoid a forward
8834 reference from expand_block_compare ().
8835 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
8836 prototype for this function.
8837 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
8838 target option for controlling how much code inline expansion of
8839 memcmp() will be allowed to generate.
8841 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8843 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
8844 hook_bool_mode_false, hook_bool_mode_true,
8845 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8846 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8847 hook_bool_const_rtx_insn_const_rtx_insn_true,
8848 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
8849 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
8850 hook_bool_const_tree_hwi_hwi_const_tree_false,
8851 hook_bool_const_tree_hwi_hwi_const_tree_true,
8852 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
8853 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8854 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
8855 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
8856 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
8857 hook_bool_const_tree_true, hook_bool_tree_tree_false,
8858 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
8859 hook_bool_rtx_insn_true, hook_bool_rtx_false,
8860 hook_bool_uintp_uintp_false,
8861 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
8862 hook_rtx_tree_int_null, hook_uint_mode_0,
8863 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
8864 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
8865 hook_constcharptr_const_rtx_insn_null,
8866 hook_constcharptr_const_tree_const_tree_null,
8867 hook_constcharptr_int_const_tree_null,
8868 hook_constcharptr_int_const_tree_const_tree_null,
8869 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
8870 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
8871 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
8873 * vec.h (vNULL): Extend comment to say = vNULL initialization
8874 isn't needed for static vars.
8876 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
8877 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
8878 = vNULL initialization of file scope vec.
8879 * passes.c (pass_tab, enabled_pass_uid_range_tab,
8880 disabled_pass_uid_range_tab): Likewise.
8881 * haifa-sched.c (sched_luids, h_i_d): Likewise.
8882 * tree-chkp-opt.c (check_infos): Likewise.
8883 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
8885 * vec.h (vnull::operator vec): Add constexpr keyword for
8888 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8890 PR tree-optimization/77654
8891 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
8892 to duplicate_ssa_name_ptr_info.
8894 2016-09-23 David Malcolm <dmalcolm@redhat.com>
8896 PR preprocessor/77672
8897 * input.c (selftest::test_lexer_string_locations_simple): Update
8898 test to expect location information of the terminator character
8899 at the location of the final closing quote.
8900 (selftest::test_lexer_string_locations_hex): Likewise.
8901 (selftest::test_lexer_string_locations_oct): Likewise.
8902 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
8903 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
8904 (selftest::test_lexer_string_locations_ucn4): Likewise.
8905 (selftest::test_lexer_string_locations_ucn8): Likewise.
8906 (selftest::test_lexer_string_locations_u8): Likewise.
8907 (selftest::test_lexer_string_locations_utf8_source): Likewise.
8908 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
8909 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
8910 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
8911 (selftest::test_lexer_string_locations_macro): Likewise.
8912 (selftest::test_lexer_string_locations_long_line): Likewise.
8914 2016-09-23 Richard Biener <rguenther@suse.de>
8916 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
8917 virtual definition to virtual use if the call devirtualizes
8918 to a const or pure function.
8919 (visit_use): Also visit calls we can devirtualize to a
8920 const or pure function.
8922 2016-09-23 Richard Biener <rguenther@suse.de>
8924 PR tree-optimization/77697
8925 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
8926 signal error if we have sth ternary or unhandled.
8928 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8930 * config/arm/arm_neon.h (vabd_f16): New.
8964 (vcvt_f16_s16): New.
8965 (vcvt_f16_u16): New.
8966 (vcvt_s16_f16): New.
8967 (vcvt_u16_f16): New.
8968 (vcvtq_f16_s16): New.
8969 (vcvtq_f16_u16): New.
8970 (vcvtq_s16_f16): New.
8971 (vcvtq_u16_f16): New.
8972 (vcvta_s16_f16): New.
8973 (vcvta_u16_f16): New.
8974 (vcvtaq_s16_f16): New.
8975 (vcvtaq_u16_f16): New.
8976 (vcvtm_s16_f16): New.
8977 (vcvtm_u16_f16): New.
8978 (vcvtmq_s16_f16): New.
8979 (vcvtmq_u16_f16): New.
8980 (vcvtn_s16_f16): New.
8981 (vcvtn_u16_f16): New.
8982 (vcvtnq_s16_f16): New.
8983 (vcvtnq_u16_f16): New.
8984 (vcvtp_s16_f16): New.
8985 (vcvtp_u16_f16): New.
8986 (vcvtpq_s16_f16): New.
8987 (vcvtpq_u16_f16): New.
8988 (vcvt_n_f16_s16): New.
8989 (vcvt_n_f16_u16): New.
8990 (vcvtq_n_f16_s16): New.
8991 (vcvtq_n_f16_u16): New.
8992 (vcvt_n_s16_f16): New.
8993 (vcvt_n_u16_f16): New.
8994 (vcvtq_n_s16_f16): New.
8995 (vcvtq_n_u16_f16): New.
9009 (vmul_lane_f16): New.
9012 (vmulq_lane_f16): New.
9034 (vrsqrteq_f16): New.
9038 (vrsqrtsq_f16): New.
9042 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9044 * config.gcc (extra_headers): Add arm_fp16.h
9045 * config/arm/arm_fp16.h: New.
9046 * config/arm/arm_neon.h: Include "arm_fp16.h".
9048 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9050 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9052 (vmulf): New (v8hf, v4hf variants).
9053 (vfma): New (v8hf, v4hf variants).
9054 (vfms): New (v8hf, v4hf variants).
9055 (vsub): New (v8hf, v4hf variants).
9056 (vcage): New (v8hf, v4hf variants).
9057 (vcagt): New (v8hf, v4hf variants).
9058 (vcale): New (v8hf, v4hf variants).
9059 (vcalt): New (v8hf, v4hf variants).
9060 (vceq): New (v8hf, v4hf variants).
9061 (vcgt): New (v8hf, v4hf variants).
9062 (vcge): New (v8hf, v4hf variants).
9063 (vcle): New (v8hf, v4hf variants).
9064 (vclt): New (v8hf, v4hf variants).
9065 (vceqz): New (v8hf, v4hf variants).
9066 (vcgez): New (v8hf, v4hf variants).
9067 (vcgtz): New (v8hf, v4hf variants).
9068 (vcltz): New (v8hf, v4hf variants).
9069 (vclez): New (v8hf, v4hf variants).
9070 (vabd): New (v8hf, v4hf variants).
9071 (vmaxf): New (v8hf, v4hf variants).
9072 (vmaxnm): New (v8hf, v4hf variants).
9073 (vminf): New (v8hf, v4hf variants).
9074 (vminnm): New (v8hf, v4hf variants).
9075 (vpmaxf): New (v4hf variant).
9076 (vpminf): New (v4hf variant).
9077 (vpadd): New (v4hf variant).
9078 (vrecps): New (v8hf, v4hf variants).
9079 (vrsqrts): New (v8hf, v4hf variants).
9080 (vabs): New (v8hf, v4hf variants).
9081 (vneg): New (v8hf, v4hf variants).
9082 (vrecpe): New (v8hf, v4hf variants).
9083 (vrnd): New (v8hf, v4hf variants).
9084 (vrnda): New (v8hf, v4hf variants).
9085 (vrndm): New (v8hf, v4hf variants).
9086 (vrndn): New (v8hf, v4hf variants).
9087 (vrndp): New (v8hf, v4hf variants).
9088 (vrndx): New (v8hf, v4hf variants).
9089 (vrsqrte): New (v8hf, v4hf variants).
9090 (vmul_lane): Add v4hf and v8hf variants.
9091 (vmul_n): Add v4hf and v8hf variants.
9092 (vext): New (v8hf, v4hf variants).
9093 (vcvts): New (v8hi, v4hi variants).
9094 (vcvts): New (v8hf, v4hf variants).
9095 (vcvtu): New (v8hi, v4hi variants).
9096 (vcvtu): New (v8hf, v4hf variants).
9097 (vcvts_n): New (v8hf, v4hf variants).
9098 (vcvtu_n): New (v8hi, v4hi variants).
9099 (vcvts_n): New (v8hi, v4hi variants).
9100 (vcvtu_n): New (v8hf, v4hf variants).
9101 (vbsl): New (v8hf, v4hf variants).
9102 (vcvtas): New (v8hf, v4hf variants).
9103 (vcvtau): New (v8hf, v4hf variants).
9104 (vcvtms): New (v8hf, v4hf variants).
9105 (vcvtmu): New (v8hf, v4hf variants).
9106 (vcvtns): New (v8hf, v4hf variants).
9107 (vcvtnu): New (v8hf, v4hf variants).
9108 (vcvtps): New (v8hf, v4hf variants).
9109 (vcvtpu): New (v8hf, v4hf variants).
9111 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9113 * config/arm/arm-builtins.c (hf_UP): New.
9115 (vfp_builtin_data): New. Update comment.
9116 (enum arm_builtins): Include "arm_vfp_builtins.def".
9117 (ARM_BUILTIN_VFP_PATTERN_START): New.
9118 (arm_init_vfp_builtins): New.
9119 (arm_init_builtins): Add arm_init_vfp_builtins.
9120 (arm_expand_vfp_builtin): New.
9121 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9123 * config/arm/arm_vfp_builtins.def: New file.
9124 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9125 (arm-builtins.o): Likewise.
9127 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9130 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9131 from constant while creating value range.
9133 2016-09-23 Renlin Li <renlin.li@arm.com>
9135 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9136 (ira_init_once): Here.
9138 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9139 Jakub Jelinek <jakub@redhat.com>
9141 * hooks.h (hook_uint_uintp_false): Rename to...
9142 (hook_bool_uint_uintp_false): ... this.
9143 * hooks.c (hook_uint_uintp_false): Rename to...
9144 (hook_bool_uint_uintp_false): ... this.
9145 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9146 instead of hook_uint_uintp_false.
9148 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9150 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9151 (arm_init_builtins): Move body of a loop to the standalone
9152 function arm_init_neon_builtin.
9153 (arm_expand_neon_builtin_1): New. Update comment. Function body
9154 moved from arm_neon_builtin with some white-space fixes.
9155 (arm_expand_neon_builtin): Move code into the standalone function
9156 arm_expand_neon_builtin_1.
9158 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9160 * config/arm/iterators.md (VCVTHI): New.
9161 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9165 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9166 (V_HALF): Add V4HF. Fix white-space.
9167 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9168 (V_s_elem): Likewise.
9169 (V_sz_elem): Fix white-space.
9170 (V_elem_ch): Likewise.
9172 (scalar_mul_constraint): Add V8HF and V4HF.
9173 (Is_float_mode): Fix white-space.
9174 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9175 (q): Add HF. Fix white-space.
9178 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9179 (neon_vfm_lane_as): New.
9180 * config/arm/neon.md (add<mode>3_fp16): New.
9181 (sub<mode>3_fp16): New.
9182 (mul<mode>3add<mode>_neon): New.
9183 (fma<VH:mode>4_intrinsic): New.
9184 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9185 (fmsub<VH:mode>4_intrinsic): New.
9186 (<absneg_str><mode>2): New.
9187 (neon_v<absneg_str><mode>): New.
9188 (neon_v<fp16_rnd_str><mode>): New.
9189 (neon_vrsqrte<mode>): New.
9190 (neon_vpaddv4hf): New.
9191 (neon_vadd<mode>): New.
9192 (neon_vsub<mode>): New.
9193 (neon_vmulf<mode>): New.
9194 (neon_vfma<VH:mode>): New.
9195 (neon_vfms<VH:mode>): New.
9196 (neon_vc<cmp_op><mode>): New.
9197 (neon_vc<cmp_op><mode>_fp16insn): New
9198 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9199 (neon_vca<cmp_op><mode>): New.
9200 (neon_vca<cmp_op><mode>_fp16insn): New.
9201 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9202 (neon_vc<cmp_op>z<mode>): New.
9203 (neon_vabd<mode>): New.
9204 (neon_v<maxmin>f<mode>): New.
9205 (neon_vp<maxmin>fv4hf: New.
9206 (neon_<fmaxmin_op><mode>): New.
9207 (neon_vrecps<mode>): New.
9208 (neon_vrsqrts<mode>): New.
9209 (neon_vrecpe<mode>): New (VH variant).
9210 (neon_vdup_lane<mode>_internal): New.
9211 (neon_vdup_lane<mode>): New.
9212 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9213 (neon_vcvt<sup><mode>): New (VH variant).
9214 (neon_vcvt<sup>_n<mode>): New (VH variant).
9215 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9216 (neon_vcvt<vcvth_op><sup><mode>): New.
9217 (neon_vmul_lane<mode>): New.
9218 (neon_vmul_n<mode>): New.
9219 * config/arm/unspecs.md (UNSPEC_VCALE): New
9220 (UNSPEC_VCALT): New.
9221 (UNSPEC_VFMA_LANE): New.
9222 (UNSPECS_VFMS_LANE): New.
9224 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9226 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9227 ("*extzv<mode><clobbercc_or_nocc>"):
9228 Correct a typo in a comment.
9230 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9231 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9232 ("*insv<mode>_zEC12_appendbitsleft")
9233 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9234 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9235 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9236 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9237 Provide pattern with operands switched.
9238 ("*pre_z10_extv<mode>"):
9239 Use new subst patterns.
9240 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9241 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9242 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9243 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9244 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9245 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9246 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9248 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9249 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9250 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9252 ("SINT"): New mode_iterator with SI, HI, QI.
9253 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9254 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9257 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9259 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9260 new interface of s390_contiguous_bitmask_p.
9261 ("contiguous_bitmask_nowrap_operand"): New predicate.
9262 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9263 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9264 of s390_contiguous_bitmask_p.
9265 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9266 ("NxxSw"): New constraint.
9267 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9268 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9270 (s390_contiguous_bitmask_nowrap_p): Export.
9271 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9272 former s390_contiguous_bitmask_p.
9273 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9274 detect contiguous bit ranges with wraparound. Change signature to
9275 return START and END position instead of POS and LENGTH.
9276 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9277 ranges with wraparound.
9278 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9279 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9280 Adapt to new signature of s390_contiguous_bitmask_p.
9282 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9284 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9285 (create_intersect_range_checks): New.
9286 (vect_create_cond_for_alias_checks): Call above function.
9288 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9290 * config/arm/iterators.md (Code iterators): Fix some white-space
9294 (FCVT): Moved from vfp.md.
9295 (VCVT_HF_US_N): New.
9296 (VCVT_SI_US_N): New.
9301 (FCVTI32typename): Moved from vfp.md.
9302 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9303 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9304 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9305 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9306 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9308 (fp16_rnd_str): New.
9309 (fp16_rnd_insn): New.
9310 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9311 (UNSPEC_VCVT_HF_U_N): New.
9312 (UNSPEC_VCVT_SI_S_N): New.
9313 (UNSPEC_VCVT_SI_U_N): New.
9314 (UNSPEC_VCVTH_S): New.
9315 (UNSPEC_VCVTH_U): New.
9316 (UNSPEC_VCVTA_S): New.
9317 (UNSPEC_VCVTA_U): New.
9318 (UNSPEC_VCVTM_S): New.
9319 (UNSPEC_VCVTM_U): New.
9320 (UNSPEC_VCVTN_S): New.
9321 (UNSPEC_VCVTN_U): New.
9322 (UNSPEC_VCVTP_S): New.
9323 (UNSPEC_VCVTP_U): New.
9324 (UNSPEC_VCVTP_S): New.
9325 (UNSPEC_VCVTP_U): New.
9327 (UNSPEC_VRNDA): New.
9328 (UNSPEC_VRNDI): New.
9329 (UNSPEC_VRNDM): New.
9330 (UNSPEC_VRNDN): New.
9331 (UNSPEC_VRNDP): New.
9332 (UNSPEC_VRNDX): New.
9333 * config/arm/vfp.md (<absneg_str>hf2): New.
9335 (neon_v<fp16_rnd_str>hf): New.
9336 (neon_vrndihf): New.
9341 (*mulsf3neghf_vfp): New.
9342 (*negmulhf3_vfp): New.
9343 (*mulsf3addhf_vfp): New.
9344 (*mulhf3subhf_vfp): New.
9345 (*mulhf3neghfaddhf_vfp): New.
9346 (*mulhf3neghfsubhf_vfp): New.
9349 (fmsubhf4_fp16): New.
9353 (neon_vsqrthf): New.
9354 (neon_vrsqrtshf): New.
9355 (FCVT): Move to iterators.md.
9356 (FCVTI32typename): Likewise.
9357 (neon_vcvth<sup>hf): New.
9358 (neon_vcvth<sup>si): New.
9359 (neon_vcvth<sup>_nhf_unspec): New.
9360 (neon_vcvth<sup>_nhf): New.
9361 (neon_vcvth<sup>_nsi_unspec): New.
9362 (neon_vcvth<sup>_nsi): New.
9363 (neon_vcvt<vcvth_op>h<sup>si): New.
9364 (neon_<fmaxmin_op>hf): New.
9366 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9368 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9369 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9370 ("*insv<mode>_zEC12_appendbitsleft")
9371 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9372 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9374 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9376 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9377 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9378 construct values without normalization.
9379 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9380 static local lhs_ops to vNULL.
9382 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9383 Jiong Wang <jiong.wang@arm.com>
9385 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9386 available when FP16 instructions are available.
9387 (output_move_vfp): Add support for 16-bit data moves.
9388 (arm_validize_comparison): Fix some white-space. Support HFmode
9389 by conversion to SFmode.
9390 * config/arm/arm.md (truncdfhf2): Fix a comment.
9391 (extendhfdf2): Likewise.
9393 (movsicc): Fix some white-space.
9395 (movsfcc): Fix some white-space.
9397 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9398 instructions are available.
9399 (*thumb2_movhi_vfp): Likewise.
9400 (*arm_movhi_fp16): New.
9401 (*thumb2_movhi_fp16): New.
9402 (*movhf_vfp_fp16): New.
9403 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9404 (*movhf_vfp): Likewise.
9405 (extendhfsf2): Enable when VFP FP16 instructions are available.
9406 (truncsfhf2): Enable when VFP FP16 instructions are available.
9408 2016-09-23 Martin Liska <mliska@suse.cz>
9410 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9412 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9414 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9416 (arm_evpc_neon_vtrn): Likewise.
9417 (arm_evpc_neon_vrev): Likewise.
9418 (arm_evpc_neon_vext): Likewise.
9419 * config/arm/arm_neon.h (vbsl_f16): New.
9423 (vdup_lane_f16): New.
9424 (vdupq_lane_f16): New.
9437 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9438 (vdup_lane): New (v8hf, v4hf variants).
9439 (vext): New (v8hf, v4hf variants).
9440 (vbsl): New (v8hf, v4hf variants).
9441 * config/arm/iterators.md (VDQWH): New.
9443 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9444 (Scalar_mul_8_16): Fix white-space.
9445 (Is_d_reg): Add V4HF and V8HF.
9446 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9447 (neon_vdup_lane<mode>): New.
9448 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9449 (*neon_vtrn<mode>_insn): Likewise.
9450 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9451 (*neon_vzip<mode>_insn): Likewise
9452 (neon_vuzp<mode>_internal): Likewise.
9453 (*neon_vuzp<mode>_insn): Likewise
9454 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9456 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9457 Matthew Wahab <matthew.wahab@arm.com>
9459 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9460 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9461 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9462 available. Also fix some white-space.
9463 * config/arm/vfp.md (*arm_movhi_vfp): New.
9464 (*thumb2_movhi_vfp): New.
9466 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9468 * config/arm/arm-c.c (arm_cpu_builtins): Define
9469 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9470 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9472 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9474 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9475 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9476 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9477 arm_v8_2a_fp16_neon_hw.
9478 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9481 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9483 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9484 arm_fp16_alternative_ok and arm_fp16_none_ok.
9486 2016-09-23 Martin Liska <mliska@suse.cz>
9488 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9490 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9492 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9494 ("armv8.2-a+fp16"): New.
9495 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9496 (FL2_FP16INST): New.
9497 (FL2_FOR_ARCH8_2A): New.
9498 * config/arm/arm-tables.opt: Regenerate.
9499 * config/arm/arm.c (arm_arch8_2): New.
9500 (arm_fp16_inst): New.
9501 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9502 for incompatible fp16-format settings.
9503 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9504 (TARGET_NEON_FP16INST): New.
9505 (arm_arch8_2): Declare.
9506 (arm_fp16_inst): Declare.
9507 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9508 march=armv8.2-a and march=armv8.2-a+fp16.
9509 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9511 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9512 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9514 2016-09-23 Martin Liska <mliska@suse.cz>
9516 * doc/extend.texi: Remove fused-madd from i386 target options.
9518 2016-09-23 Martin Liska <mliska@suse.cz>
9520 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9523 2016-09-23 Martin Liska <mliska@suse.cz>
9525 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9528 2016-09-23 Martin Liska <mliska@suse.cz>
9531 * config/i386/i386.c (ix86_option_override_internal): Change
9532 signature and return false when there's an error related to
9534 (release_options_strings): New function.
9535 (ix86_valid_target_attribute_tree): Call the function.
9537 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9539 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9540 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9541 (gen_hsa_ctor_assignment): Likewise.
9542 * print-tree.c (print_node): Likewise.
9543 * tree-dump.c (dequeue_and_dump): Likewise.
9544 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9545 * expr.c (store_constructor): Likewise.
9546 * fold-const.c (operand_equal_p): Likewise.
9547 * tree-pretty-print.c (dump_generic_node): Likewise.
9548 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9549 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9551 2016-09-23 Richard Biener <rguenther@suse.de>
9553 * hooks.h (hook_uint_uintp_false): Declare.
9555 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9557 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9558 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9560 2016-09-22 Martin Sebor <msebor@redhat.com>
9563 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9564 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9565 (target_int_min): Correct computation.
9566 (format_integer): Use long long as the argument for the ll length
9568 (format_floating): Use target_int_max().
9569 (get_string_length): Same.
9570 (format_string): Avoid setting the bounded flag for strings
9572 (try_substitute_return_value): Avoid setting range info when
9573 the result isn't bounded.
9574 * varasm.c (assemble_name): Increase buffer size.
9576 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
9577 Terry Guo <terry.guo@arm.com>
9579 * target.def (elf_flags_numeric): New target hook.
9580 * targhooks.h (default_asm_elf_flags_numeric): New.
9581 * varasm.c (default_asm_elf_flags_numeric): New.
9582 (default_elf_asm_named_section): Use new target hook.
9583 * config/arm/arm.opt (mpure-code): New.
9584 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
9585 * config/arm/arm.c (arm_asm_init_sections): Add section
9586 attribute to default text section if -mpure-code.
9587 (arm_option_check_internal): Diagnose use of option with
9588 non supported targets and/or options.
9589 (arm_asm_elf_flags_numeric): New.
9590 (arm_function_section): New.
9591 (arm_elf_section_type_flags): New.
9592 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9594 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9595 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9597 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9599 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9601 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9603 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9604 * rtl.h: Adjust prototype.
9606 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9608 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9609 (prev_active_insn): Likewise.
9610 (active_insn_p): Likewise.
9611 * rtl.h: Adjust prototypes.
9612 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9613 * config/arc/arc.md: Likewise.
9614 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9615 (branch_needs_nop_p): Likewise.
9616 (use_skip_p): Likewise.
9617 * config/sh/sh.c (gen_block_redirect): Likewise.
9618 (split_branches): Likewise.
9619 * reorg.c (optimize_skip): Likewise.
9620 (fill_simple_delay_slots): Likewise.
9621 (fill_slots_from_thread): Likewise.
9622 (relax_delay_slots): Likewise.
9623 * resource.c (mark_target_live_regs): Likewise.
9625 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9627 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9629 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9630 (prev_nonnote_nondebug_insn): Likewise.
9631 * config/cris/cris-protos.h: Adjust prototype.
9633 * jump.c (rtx_renumbered_equal_p): Adjust.
9635 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9637 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9638 * rtl.h: Adjust prototype.
9639 * config/sh/sh.md: Adjust.
9640 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9642 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9644 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9645 (prev_nondebug_insn): Likewise.
9646 * loop-doloop.c (doloop_condition_get): Likewise.
9647 * rtl.h: Adjust prototype.
9648 * cfgloop.h: Likewise.
9650 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9652 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9653 (prev_nonnote_insn): Likewise.
9654 * jump.c (reversed_comparison_code_parts): Likewise.
9655 (reversed_comparison): Likewise.
9656 * rtl.h: Adjust prototypes.
9657 * config/arc/arc.md: Adjust.
9658 * cse.c (find_comparison_args): Likewise.
9659 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9660 (fix_reg_dead_note): Change argument type to rtx_insn *.
9661 (delete_prior_computation): Likewise.
9662 (delete_computation): Likewise.
9663 (fill_slots_from_thread): Adjust.
9664 (relax_delay_slots): Likewise.
9665 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9666 (simplify_relational_operation_1): Likewise.
9667 (simplify_ternary_operation): Likewise.
9669 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9671 * config/arc/arc-protos.h (arc_label_align): Change type of
9672 variables from rtx to rtx_insn *.
9673 * config/arc/arc.c (arc_label_align): Likewise.
9674 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9675 * config/bfin/bfin.c (workaround_speculation): Likewise.
9676 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9677 (find_last_same_clock): Likewise.
9678 (reorg_split_calls): Likewise.
9679 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9680 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9681 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9682 (same_cmp_following_p): Likewise.
9683 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9684 (same_cmp_following_p): Likwise.
9685 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9686 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9687 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9688 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9689 (rl78_alloc_physical_registers_cmp): Likewise.
9690 (rl78_alloc_physical_registers_umul): Likewise.
9691 (rl78_calculate_death_notes): Likewise.
9692 * config/s390/s390-protos.h (s390_label_align): Likewise.
9693 * config/s390/s390.c (s390_label_align): Likewise.
9694 * config/sh/sh.c (barrier_align): Likewise.
9695 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9696 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9697 (emit_cbcond_nop): Likewise.
9699 2016-09-22 Martin Liska <mliska@suse.cz>
9702 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9703 alias address matters, not necessarily address of original.
9705 2016-09-22 Richard Biener <rguenther@suse.de>
9708 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9711 2016-09-22 Richard Biener <rguenther@suse.de>
9714 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9715 from constant folding results.
9716 (gimple_resimplify2): Likewise.
9717 (gimple_resimplify3): Likewise.
9719 2016-09-22 Richard Biener <rguenther@suse.de>
9722 * expr.c (expand_expr_real_1): Guard array access against negative
9725 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9727 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9729 (format_floating): Likewise.
9731 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9734 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9735 for all IFN_GOMP_SIMD_* internal fns, not just for
9736 IFN_GOMP_SIMD_ORDERED_*.
9738 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9741 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9742 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9743 instructions when you want to invert the test.
9744 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9745 correct order for XXSEL.
9746 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9747 for using XSCMP{EQ,GT,GE}DP.
9749 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9751 * genconstants.c (main): Introduce noop_reader and convert call
9752 to read_md_files to a method call.
9753 * genenums.c (main): Likewise.
9754 * genmddeps.c (main): Likewise.
9755 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9756 rtx_reader_ptr->get_top_level_filename ().
9757 (write_tm_preds_h): Likewise.
9758 (write_insn_preds_c): Likewise.
9759 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9760 (rtx_handle_directive): Convert to...
9761 (gen_reader::handle_unknown_directive): ...this.
9762 (init_rtx_reader_args_cb): Convert return type from bool to
9763 rtx_reader *. Create a gen_reader instance, using it for the
9764 call to read_md_files. Return it if no errors occur.
9765 (init_rtx_reader_args): Convert return type from bool to
9767 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9768 (init_rtx_reader_args_cb): Likewise.
9769 * read-md.c (struct file_name_list): Move to class rtx_reader.
9770 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9771 (read_md_filename): Delete in favor of
9772 rtx_reader::m_read_md_filename.
9773 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9774 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9775 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9776 (first_dir_md_include): Delete in favor of
9777 rtx_reader::m_first_dir_md_include.
9778 (last_dir_md_include_ptr): Delete in favor of
9779 rtx_reader::m_last_dir_md_include_ptr.
9780 (max_include_len): Delete.
9781 (rtx_reader_ptr): New.
9782 (fatal_with_file_and_line): Use get_filename and get_lineno
9783 accessors of rtx_reader_ptr.
9784 (require_char_ws): Likewise.
9785 (rtx_reader::read_char): New method, based on ::read_char.
9786 (rtx_reader::unread_char): New method, based on ::unread_char.
9787 (read_escape): Use get_filename and get_lineno accessors of
9789 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9790 (read_string): Use get_filename and get_lineno accessors of
9792 (rtx_reader::rtx_reader): New ctor.
9793 (rtx_reader::~rtx_reader): New dtor.
9794 (handle_include): Convert from a function to...
9795 (rtx_reader::handle_include): ...this method, converting
9796 handle_directive from a callback to a virtual function.
9797 (handle_file): Likewise, converting to...
9798 (rtx_reader::handle_file): ...this method.
9799 (handle_toplevel_file): Likewise, converting to...
9800 (rtx_reader::handle_toplevel_file): ...this method.
9801 (rtx_reader::get_current_location): New method.
9802 (parse_include): Convert from a function to...
9803 (rtx_reader::add_include_path): ...this method, dropping redundant
9804 update to unused max_include_len.
9805 (read_md_files): Convert from a function to...
9806 (rtx_reader::read_md_files): ...this method, converting
9807 handle_directive from a callback to a virtual function.
9808 (noop_reader::handle_unknown_directive): New method.
9809 * read-md.h (directive_handler_t): Delete this typedef.
9811 (read_md_file): Delete.
9812 (read_md_lineno): Delete.
9813 (read_md_filename): Delete.
9814 (class rtx_reader): New class.
9815 (rtx_reader_ptr): New decl.
9816 (class noop_reader): New subclass of rtx_reader.
9817 (read_char): Reimplement in terms of rtx_reader::read_char.
9818 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9819 (read_md_files): Delete.
9820 * read-rtl.c (read_rtx_code): Update for deletion of globals
9821 read_md_filename and read_md_lineno.
9823 2016-09-21 Jason Merrill <jason@redhat.com>
9825 * input.h (from_macro_definition_at): New.
9827 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9829 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
9831 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9833 PR tree-optimization/77550
9834 * tree-vect-stmts.c (create_array_ref): Change parameters.
9835 (get_group_alias_ptr_type): New function.
9836 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
9838 2016-09-21 Marek Polacek <polacek@redhat.com>
9840 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9841 Add falls through comment.
9843 2016-09-21 Richard Biener <rguenther@suse.de>
9845 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
9846 (replace_child): Likewise.
9847 (remove_child_TAG): Adjust.
9848 (move_marked_base_types): Likewise.
9849 (prune_unused_types_prune): Clear die_sib of removed children.
9851 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
9854 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
9855 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
9857 2016-09-21 Richard Biener <rguenther@suse.de>
9859 PR tree-optimization/77648
9860 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
9862 (make_transitive_closure_constraints): Adjust comment.
9863 (make_any_offset_constraints): New function.
9864 (handle_rhs_call): Make sure to first expand a pointer to all
9865 subfields before transitively closing it.
9866 (handle_const_call): Likewise. Properly expand returned
9868 (handle_pure_call): Likewise.
9870 2016-09-21 Richard Biener <rguenther@suse.de>
9871 Jakub Jelinek <jakub@redhat.com>
9873 PR tree-optimization/77621
9874 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
9875 group at non-vectorizable stmts.
9877 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9879 PR tree-optimization/72835
9880 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
9881 (make_new_ssa_for_all_defs): Likewise.
9882 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
9884 2016-09-20 Martin Sebor <msebor@redhat.com>
9887 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
9888 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
9889 * config/linux.c (gnu_libc_printf_pointer_format): New function.
9890 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
9891 * config/sol2.c (solaris_printf_pointer_format): New function.
9892 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
9894 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
9895 * doc/tm.texi: Regenerate.
9896 * gimple-fold.h (get_range_strlen): New function.
9897 (get_maxval_strlen): Declare existing function.
9898 * gimple-fold.c (get_range_strlen): Add arguments and compute both
9899 maximum and minimum.
9900 (get_range_strlen): Define overload.
9901 (get_maxval_strlen): Adjust.
9902 * gimple-ssa-sprintf.c: New file and pass.
9903 * passes.def (pass_sprintf_length): Add new pass.
9904 * targhooks.h (default_printf_pointer_format): Declare new function.
9905 (gnu_libc_printf_pointer_format): Same.
9906 (solaris_libc_printf_pointer_format): Same.
9907 * targhooks.c (default_printf_pointer_format): Define new function.
9908 * tree-pass.h (make_pass_sprintf_length): Declare new function.
9909 * print-tree.c: Increase buffer size.
9911 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9913 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
9915 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9917 * common.opt: New option -fipa-vrp.
9918 * ipa-cp.c (ipa_get_vr_lat): New.
9919 (ipcp_vr_lattice::print): Likewise.
9920 (print_all_lattices): Call ipcp_vr_lattice::print.
9921 (ipcp_vr_lattice::meet_with): New.
9922 (ipcp_vr_lattice::meet_with_1): Likewise.
9923 (ipcp_vr_lattice::top_p): Likewise.
9924 (ipcp_vr_lattice::bottom_p): Likewsie.
9925 (ipcp_vr_lattice::set_to_bottom): Likewise.
9926 (set_all_contains_variable): Call VR set_to_bottom.
9927 (initialize_node_lattices): Init VR lattices.
9928 (propagate_vr_accross_jump_function): New.
9929 (propagate_constants_accross_call): Call
9930 propagate_vr_accross_jump_function.
9931 (ipcp_store_vr_results): New.
9932 (ipcp_driver): Handle VR.
9933 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
9934 (ipa_set_jf_unknown): Likewise.
9935 (ipa_compute_jump_functions_for_edge): Likewise.
9936 (ipa_node_params_t::duplicate): Likewise.
9937 (ipa_write_jump_function): Likewise.
9938 (ipa_read_jump_function): Likewise.
9939 (write_ipcp_transformation_info): Likewise.
9940 (read_ipcp_transformation_info): Likewise.
9941 (ipcp_update_vr): New.
9942 (ipcp_transform_function): Handle VR.
9943 * ipa-prop.h (struct ipa_vr): New.
9944 * cgraph.c: Include tree-vrp.h.
9945 * cgraphunit.c: Likewise.
9946 * ipa-utils.c: Likewise.
9949 * toplev.c: Likewise.
9950 * ipa-devirt.c: Likewise.
9951 * ipa-inline-transform.c: Likewise.
9952 * ipa-inline.c: Likewise.
9953 * ipa-profile.c: Likewise.
9955 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9957 * doc/invoke.texi: Document -fdump-tree-evrp.
9958 * passes.def: Define new pass_early_vrp.
9959 * timevar.def: Define new TV_TREE_EARLY_VRP.
9960 * tree-pass.h (make_pass_early_vrp): New.
9961 * tree-ssa-propagate.c: Make replace_uses_in non static.
9962 * tree-ssa-propagate.h: Export replace_uses_in.
9963 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
9964 (extract_range_from_assert): Factor out
9965 extract_range_for_var_from_comparison_expr.
9966 (vrp_initialize_lattice): New.
9967 (vrp_initialize): Factor out vrp_initialize_lattice.
9968 (vrp_valueize): Fix it to reject complex value ranges.
9969 (vrp_free_lattice): New.
9970 (evrp_dom_walker::before_dom_children): Likewise.
9971 (evrp_dom_walker::after_dom_children): Likewise.
9972 (evrp_dom_walker::push_value_range): Likewise.
9973 (evrp_dom_walker::pop_value_range): Likewise.
9974 (execute_early_vrp): Likewise.
9975 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
9976 (make_pass_early_vrp): New.
9978 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9980 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
9981 instead of exact_log2.
9983 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9986 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
9987 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
9988 (ix86_add_stmt_cost): Penalize DFmode vector operations
9989 for !TARGET_VECTORIZE_DOUBLE.
9991 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
9993 * doc/invoke.texi (Warning Options): Simplify language.
9994 (Optimize Options): Complete sentence.
9996 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
9998 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10001 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10004 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10005 inits on power8 and above, use the VMRGEW instruction instead of a
10008 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10009 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10012 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10014 * config/aarch64/arm_neon.h
10015 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10016 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10017 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10019 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10021 * config/var/vax.h (ELIMINABLE_REGS): Define.
10022 (INITIAL_ELIMINATION_OFFSET): Define.
10024 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10026 PR middle-end/77624
10027 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10028 cast to void * if the cast is from some other pointer type.
10030 2016-09-20 Richard Biener <rguenther@suse.de>
10032 PR tree-optimization/77646
10033 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10036 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10038 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10039 attributes to all inlined functions and make them extern.
10041 2016-09-20 Richard Biener <rguenther@suse.de>
10043 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10045 * debug.c (do_nothing_debug_hooks): Adjust.
10046 * dbxout.c (dbx_debug_hooks): Likewise.
10047 * sdbout.c (sdb_debug_hooks): Likewise.
10048 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10049 (dwarf2out_finish): Move producer, filename and
10050 path annotation ...
10051 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10052 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10054 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10057 * doc/invoke.texi: Document -Wint-in-bool-context.
10059 PR middle-end/77421
10060 * dwarf2out.c (output_loc_operands): Fix an assertion.
10062 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10064 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10065 (CR_DECIMAL_DIG): New macro.
10067 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10069 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10072 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10074 PR rtl-optimization/77416
10075 * lra-remat.c (operand_to_remat): Process hard coded insn
10078 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10080 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10081 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10083 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10085 * target.def (lra_p): Wordsmithing.
10086 * doc/tm.texi: Regenerate.
10088 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10089 Jan Hubicka <jh@suse.cz>
10092 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10093 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10094 Call ultimate_alias_target just once, not up to 4 times.
10096 2016-09-19 Richard Biener <rguenther@suse.de>
10098 * dwarf2out.c (early_dwarf_finished): New global.
10099 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10101 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10102 if called from LTO exit early.
10103 (dwarf2out_late_global_decl): When being during the early
10104 debug phase do not add locations but only const value attributes.
10105 Adjust the way we generate early DIEs for LTO.
10107 2016-09-19 Richard Biener <rguenther@suse.de>
10109 PR middle-end/77605
10110 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10111 proper niter to bound the loops.
10113 2016-09-19 Richard Biener <rguenther@suse.de>
10115 PR tree-optimization/77514
10116 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10117 search for folded stmt.
10119 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10121 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10122 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10123 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10124 fsm_find_thread_path, profitable_jump_thread_path,
10125 fsm_find_control_statement_thread_paths,
10126 find_jump_threads_backwards): Add speed_p parameter.
10127 (pass_data_early_thread_jumps): New pass.
10128 (make_pass_early_thread_jumps): New function.
10130 2016-09-17 Andreas Schwab <schwab@suse.de>
10132 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10133 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10135 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10137 * recog.c (rest_of_handle_split_after_reload): Delete.
10138 (pass_split_after_reload::gate): New method.
10139 (pass_split_after_reload::execute): Call split_all_insns directly.
10141 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10143 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10144 parameters for functions taking long long arguments.
10146 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10149 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10150 splat with truncate.
10152 2016-09-16 Jason Merrill <jason@redhat.com>
10154 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10156 * hwint.c (exact_log2): Use pow2p_hwi.
10157 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10158 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10159 * builtins.c (get_object_alignment_2, get_object_alignment)
10160 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10162 * calls.c (compute_argument_addresses, store_one_arg): Use
10164 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10165 * combine.c (force_to_mode): Use least_bit_hwi.
10166 (contains_muldiv, find_split_point, combine_simplify_rtx)
10167 (simplify_if_then_else, simplify_set, force_to_mode)
10168 (if_then_else_cond, simplify_and_const_int_1)
10169 (simplify_compare_const): Use pow2p_hwi.
10170 * cse.c (fold_rtx): Use pow2p_hwi.
10171 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10173 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10174 (init_expmed_one_conv): Use pow2p_hwi.
10175 * expr.c (is_aligning_offset): Use pow2p_hwi.
10176 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10177 (fold_binary_loc): Use pow2p_hwi.
10178 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10179 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10180 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10181 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10183 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10184 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10185 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10186 * omp-low.c (oacc_loop_fixed_partitions)
10187 (oacc_loop_auto_partitions): Use least_bit_hwi.
10188 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10189 * stor-layout.c (place_field): Use least_bit_hwi.
10190 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10191 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10192 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10193 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10194 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10195 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10196 (vect_grouped_store_supported, vect_grouped_load_supported)
10197 (vect_permute_load_chain, vect_shift_permute_load_chain)
10198 (vect_transform_grouped_load): Use pow2p_hwi.
10199 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10200 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10201 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10203 * tsan.c (instrument_expr): Use least_bit_hwi.
10204 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10206 2016-09-16 Andreas Schwab <schwab@suse.de>
10208 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10209 OFFSET, not offset.
10210 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10212 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10215 * combine.c (rest_of_handle_combine): If any edges have been purged,
10216 free dominators if available.
10218 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10219 Eric Botcazou <ebotcazou@adacore.com>
10221 PR middle-end/77594
10222 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10223 through into expand_addsub_overflow after expand_neg_overflow.
10225 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10227 * diagnostic-show-locus.c
10228 (selftest::test_fixit_insert_containing_newline): New function.
10229 (selftest::test_fixit_replace_containing_newline): New function.
10230 (selftest::diagnostic_show_locus_c_tests): Call the above.
10232 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10234 PR tree-optimization/77503
10235 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10236 code for CONST_COND_REDUCTION at analysis stage and use it at
10238 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10239 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10240 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10243 2016-09-15 Richard Biener <rguenther@suse.de>
10245 PR middle-end/77544
10246 * fold-const.c (split_tree): Do not split constant ~X.
10248 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10250 PR rtl-optimization/77425
10251 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10254 PR middle-end/77475
10255 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10256 use %qs instead of %s where desirable, use argument instead of arg in
10257 the diagnostic wording, add list of supported strategies and
10259 (ix86_option_override_internal): Emit target("m...") instead of
10260 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10261 -march/-mtune option diagnostic. Add list of supported arches/tunings
10262 and spellcheck hint. Remove prefix, suffix and sw variables, use
10263 main_args_p ? "..." : "..." in diagnostics to make translation
10266 2016-09-15 Richard Biener <rguenther@suse.de>
10268 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10269 extra offset argument.
10270 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10271 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10272 to reflect new offset parameter.
10273 * doc/tm.texi: Regenerate.
10274 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10275 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10277 (darwin_asm_output_dwarf_offset): Likewise.
10278 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10280 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10281 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10282 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10284 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10287 * ipa-icf.c (set_alias_uids): New function.
10288 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10289 all the merged variable's referring aliases.
10291 2016-09-15 Richard Biener <rguenther@suse.de>
10293 PR tree-optimization/77514
10294 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10295 only forced_stmts sequence.
10297 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10299 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10300 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10301 FOR_EACH_SSA_NAME to iterate over SSA variables.
10302 (pass_expand::execute): Likewise.
10303 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10304 * tree-cfg.c (dump_function_to_file): Likewise.
10305 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10306 (update_ssa): Likewise.
10307 * tree-ssa-alias.c (dump_alias_info): Likewise.
10308 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10309 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10310 (create_outofssa_var_map): Likewise.
10311 (coalesce_ssa_name): Likewise.
10312 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10313 * tree-ssa-pre.c (compute_avail): Likewise.
10314 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10315 (scc_vn_restore_ssa_info): Likewise.
10316 (free_scc_vn): Likwise.
10317 (run_scc_vn): Likewise.
10318 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10319 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10320 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10321 * tree-ssa.c (verify_ssa): Likewise.
10323 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10325 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10326 and mips64r2 as default 32-bit and 64-bit architectures.
10327 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10328 as default 32-bit and 64-bit architectures.
10330 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10332 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10335 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10337 * target.def (lra_p): Change commentary (for the manual) for the
10339 * doc/tm.texi: Regenerate.
10341 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10343 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10344 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10345 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10346 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10348 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10350 * targhooks.c (default_lra_p): Return true instead of false.
10352 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10354 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10355 hook_bool_void_false.
10356 * config/avr/avr.c: Ditto.
10357 * config/bfin/bfin.c: Ditto.
10358 * config/c6x/c6x.c: Ditto.
10359 * config/cr16/cr16.c: Ditto.
10360 * config/cris/cris.c: Ditto.
10361 * config/epiphany/epiphany.c: Ditto.
10362 * config/fr30/fr30.c: Ditto.
10363 * config/frv/frv.c: Ditto.
10364 * config/h8300/h8300.c: Ditto.
10365 * config/ia64/ia64.c: Ditto.
10366 * config/iq2000/iq2000.c: Ditto.
10367 * config/lm32/lm32.c: Ditto.
10368 * config/m32c/m32c.c: Ditto.
10369 * config/m32r/m32r.c: Ditto.
10370 * config/m68k/m68k.c: Ditto.
10371 * config/mcore/mcore.c: Ditto.
10372 * config/microblaze/microblaze.c: Ditto.
10373 * config/mmix/mmix.c: Ditto.
10374 * config/mn10300/mn10300.c: Ditto.
10375 * config/moxie/moxie.c: Ditto.
10376 * config/msp430/msp430.c: Ditto.
10377 * config/nios2/nios2.c: Ditto.
10378 * config/nvptx/nvptx.c: Ditto.
10379 * config/pa/pa.c: Ditto.
10380 * config/pdp11/pdp11.c: Ditto.
10381 * config/rl78/rl78.c: Ditto.
10382 * config/sparc/sparc.c: Ditto.
10383 * config/spu/spu.c: Ditto.
10384 * config/stormy16/stormy16.c: Ditto.
10385 * config/tilegx/tilegx.c: Ditto.
10386 * config/tilepro/tilepro.c: Ditto.
10387 * config/v850/v850.c: Ditto.
10388 * config/vax/vax.c: Ditto.
10389 * config/visium/visium.c: Ditto.
10390 * config/xtensa/xtensa.c: Ditto.
10392 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10395 * tsan.c: Include target.h.
10396 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10397 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10398 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10399 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10400 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10402 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10403 Martin Liska <mliska@suse.cz>
10405 PR middle-end/77574
10406 * predict.c (force_edge_cold): Add braces to a condition.
10408 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10410 PR rtl-optimization/77289
10411 * lra-constraints.c (get_final_hard_regno): Removed.
10412 (get_hard_regno): Add new parameter final_p.
10413 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10414 (operands_match_p): Adjust call to get_hard_regno.
10415 (uses_hard_regs_p): Likewise.
10416 (process_alt_operands): Likewise.
10418 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10421 * config/msp430/msp430.c (msp430_start_function): Emit an error
10422 if a function is both weak and specifies an interrupt number.
10424 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10426 PR tree-optimization/77454
10427 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10428 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10431 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10433 * config/aarch64/aarch64-builtins.c
10434 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10436 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10438 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10439 SFmode and SCmode arguments by reference.
10441 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10443 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10445 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10446 for renaming of add_fixit_insert to add_fixit_insert_before.
10447 (selftest::test_one_liner_fixit_insert_after): New function.
10448 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10449 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10450 (selftest::test_one_liner_many_fixits): Likewise.
10451 (selftest::test_diagnostic_show_locus_one_liner): Update for
10452 renaming, call new test function.
10453 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10454 renaming of add_fixit_insert to add_fixit_insert_before.
10455 (selftest::test_fixit_consolidation): Likewise.
10456 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10458 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10459 (selftest::test_applying_fixits_insert_before): ...this.
10460 (selftest::test_applying_fixits_insert): Update for renaming of
10461 add_fixit_insert to add_fixit_insert_before.
10462 (selftest::test_applying_fixits_insert_after): New function.
10463 (selftest::test_applying_fixits_insert_after_at_line_end): New
10465 (selftest::test_applying_fixits_insert_after_failure): New function.
10466 (selftest::test_applying_fixits_multiple): Update for renaming of
10467 add_fixit_insert to add_fixit_insert_before.
10468 (selftest::change_line): Likewise.
10469 (selftest::test_applying_fixits_unreadable_file): Likewise.
10470 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10471 (selftest::test_applying_fixits_column_validation): Likewise.
10472 (selftest::test_applying_fixits_column_validation): Likewise.
10473 (selftest::edit_context_c_tests): Update for renamed test function;
10474 call new test functions.
10476 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10478 PR tree-optimization/77536
10479 PR rtl-optimization/68212
10480 * config/rs6000/rs6000.md (div->recip splitter): Remove
10481 optimize_insn_for_speed_p condition.
10483 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10485 * optabs.c (prepare_cmp_insn): Update documentation comment.
10487 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10488 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10490 PR middle-end/77475
10491 * opts.h (candidates_list_and_hint): Declare.
10492 * opts-common.c (candidates_list_and_hint): New function.
10493 (cmdline_handle_error): Use it.
10495 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10497 * edit-context.c (edited_line::get_len): New accessor.
10498 (edited_file::print_diff): Split out hunk-printing into...
10499 (edited_file::print_diff_hunk): New method.
10500 (edited_file::print_diff_line): New method.
10502 2016-09-12 Andrew Pinski <apinski@cavium.com>
10504 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10506 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10507 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10508 (aarch64_operands_ok_for_ldpstp): Return false if
10509 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10510 was SImode and the alignment is less than 8 byte.
10511 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10513 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10516 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10518 2016-09-12 Marek Polacek <polacek@redhat.com>
10520 * doc/extend.texi: Use lowercase "boolean".
10521 * doc/invoke.texi: Likewise.
10522 * doc/md.texi: Likewise.
10523 * target.def: Likewise.
10524 * doc/tm.texi: Regenerated.
10526 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10528 PR middle-end/77426
10529 * expmed.c (synth_mult): Delete duplicate mode check.
10531 2016-09-10 Tom de Vries <tom@codesourcery.com>
10534 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10536 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10537 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10539 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10541 PR rtl-optimization/77289
10542 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10543 register numbers. Remove support for subregs.
10544 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10545 (get_reg_class): Delete removed get_final_hard_regno() argument.
10546 (uses_hard_regs_p): Call get_final_hard_regno().
10548 2016-09-09 Martin Sebor <msebor@redhat.com>
10552 * pretty-print.c (pp_quoted_string): New function.
10553 (pp_format): Call it for %c and %s directives.
10555 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10557 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10558 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10559 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10560 * target.def (frame_pointer_required, can_eliminate): Likewise.
10561 * doc/tm.texi: Regenerated.
10562 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10564 * df-scan.c (df_hard_reg_init): Likewise.
10565 * ira.c (ira_setup_eliminable_regset): Likewise.
10566 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10567 init_elim_table): Likewise.
10568 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
10569 set_initial_elim_offsets, update_eliminables,
10570 init_elim_table): Likewise.
10571 * rtlanal.c (get_initial_register_offset): Likewise.
10572 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10573 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10574 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10575 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10576 * config/fr30/fr30.h: Fix comment.
10577 * config/frv/frv.c: Likewise.
10578 * config/frv/frv.h: Likewise.
10579 * config/ft32/ft32.h: Likewise.
10580 * config/visium/visium.h: Likewise.
10581 * config/pa/pa64-linux.h: Likewise.
10582 * config/v850/v850.h: Likewise.
10583 * config/cris/cris.c: Likewise.
10584 * config/ia64/ia64.h: Likewise.
10585 * config/moxie/moxie.h: Likewise.
10586 * config/m32r/m32r.h: Likewise.
10588 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10591 * config.in: Regenerate.
10592 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10594 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10595 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10596 static-libmpxwrappers case.
10597 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10598 MPX_LD_AS_NEEDED_GUARD_POP.
10599 * configure: Regenerate.
10600 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10601 defined if linker support "--push-state"/"--pop-state".
10603 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10605 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10607 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10609 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10610 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10611 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10612 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10613 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10614 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10615 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10617 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10618 width macros from TS 18661-1.
10619 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10621 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10624 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10625 OMP_CLAUSE_SAFELEN_EXPR.
10627 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10629 * Makefile.in (OBJS): Add substring-locations.o.
10630 * langhooks-def.h (class substring_loc): New forward decl.
10631 (lhd_get_substring_location): New decl.
10632 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10633 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10634 * langhooks.c (lhd_get_substring_location): New function.
10635 * langhooks.h (class substring_loc): New forward decl.
10636 (struct lang_hooks): Add field get_substring_location.
10637 * substring-locations.c: New file, taking definition of
10638 format_warning_va and format_warning_at_substring from
10639 c-family/c-format.c, making them non-static.
10640 * substring-locations.h (class substring_loc): Move class here
10641 from c-family/c-common.h. Add and rewrite comments.
10642 (format_warning_va): New decl.
10643 (format_warning_at_substring): New decl.
10644 (get_source_location_for_substring): Add comment.
10646 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10648 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10649 to avoid -Wnarrowing warning.
10650 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10651 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10653 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10655 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10656 Avoid use of base_offset if offset already in range.
10658 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10660 * config/sh/sh-protos.h (struct sh_atomic_model,
10661 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10662 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10663 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10664 * config/sh/sh.h (struct sh_atomic_model,
10665 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10666 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10667 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10668 Guard with __cplusplus.
10670 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10673 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10674 unsupported or unknown ISA, use expand_call.
10676 2016-09-06 Martin Liska <mliska@suse.cz>
10678 PR gcov-profile/77378
10679 PR gcov-profile/77466
10680 * tree-profile.c (tree_profiling): Detect whether target can use
10681 -fprofile-update=atomic.
10683 2016-09-06 Richard Biener <rguenther@suse.de>
10685 PR tree-optimization/77479
10686 * tree-vrp.c (update_value_range): Extend overflow handling to
10689 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10692 * config/i386/i386.md (isa): Add x64_avx512bw.
10693 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10694 (kmov_isa): New mode attr.
10695 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10696 (*zero_extend<mode>si2): Likewise.
10697 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10699 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10701 * doc/invoke.texi (SPU Options): nops -> NOPs.
10702 (x86 Options): Ditto.
10704 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10706 PR middle-end/77475
10707 * toplev.c (process_options): Temporarily set input_location
10708 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10710 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10712 PR rtl-optimization/77452
10713 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10714 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10716 2016-09-05 Marek Polacek <polacek@redhat.com>
10719 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10721 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10724 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10725 *insn_out == '*' test. Don't copy unnecessary to yet another
10726 memory buffer, and don't leak it.
10728 PR rtl-optimization/77425
10729 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10731 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10733 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10735 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10737 * common.opt (fdiagnostics-generate-patch): New option.
10738 * diagnostic.c: Include "edit-context.h".
10739 (diagnostic_initialize): Initialize context->edit_context_ptr.
10740 (diagnostic_finish): Delete context->edit_context_ptr.
10741 (diagnostic_report_diagnostic): Add fix-it hints from the
10742 diagnostic to context->edit_context_ptr, if any.
10743 * diagnostic.h (class edit_context): Add forward decl.
10744 (struct diagnostic_context): Add field "edit_context_ptr".
10745 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10746 -fdiagnostics-generate-patch.
10747 (-fdiagnostics-generate-patch): New item.
10748 * toplev.c: Include "edit-context.h".
10749 (process_options): Set global_dc->edit_context_ptr to a new
10750 edit_context if the options need one.
10751 (toplev::main): Handle -fdiagnostics-generate-patch by using
10752 global_dc->edit_context_ptr.
10754 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10757 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10758 map and firstprivate clauses on target construct for _Atomic
10760 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10761 on target construct for _Atomic qualified decls.
10762 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10764 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10765 _Atomic qualified arguments not mentioned in uniform clause.
10767 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10769 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10770 * diagnostic-color.c (color_dict): Add "diff-filename",
10771 "diff-hunk", "diff-delete", and "diff-insert".
10772 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10773 to reflect above changes.
10774 * doc/invoke.texi (-fdiagnostics-color): Update description of
10775 default GCC_COLORS, and of the supported capabilities.
10776 * edit-context.c: New file.
10777 * edit-context.h: New file.
10778 * input.c (struct fcache): Add field "missing_trailing_newline".
10779 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10781 (add_file_to_cache_tab): Likewise.
10782 (fcache::fcache): Likewise.
10783 (get_next_line): Update c->missing_trailing_newline.
10784 (location_missing_trailing_newline): New function.
10785 * input.h (location_missing_trailing_newline): New decl.
10786 * selftest-run-tests.c (selftest::run_tests): Call
10787 edit_context_c_tests.
10788 * selftest.h (edit_context_c_tests): New decl.
10790 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10791 Richard Biener <rguenth@suse.de>
10793 PR tree-optimization/77444
10794 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10795 as steptype, remove redundant initialization.
10797 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10800 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10801 (sanopt_optimize_walker): Optimize away
10802 __asan_before_dynamic_init (...) followed by
10803 __asan_after_dynamic_init () without intervening memory loads/stores.
10804 * ipa-pure-const.c (special_builtin_state): Handle
10805 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10806 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10808 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10810 * cfg.c (free_original_copy_tables): Replace second assignment of
10811 bb_copy = NULL by bb_original = NULL.
10813 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10816 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10817 assignment added in r216794.
10819 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10821 * Makefile.in (OBJS): Add typed-splay-tree.o.
10822 * selftest-run-tests.c (selftest::run_tests): Call
10823 typed_splay_tree_c_tests.
10824 * selftest.h (typed_splay_tree_c_tests): New decl.
10825 * typed-splay-tree.c: New file.
10826 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10827 (typed_splay_tree::max): New method.
10828 (typed_splay_tree::min): New method.
10829 (typed_splay_tree::foreach): New method.
10830 (typed_splay_tree::closure): New struct.
10831 (typed_splay_tree::inner_foreach_fn): New function.
10833 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10835 * ipa-cp.c (ipcp_store_bits_results): Change option name from
10836 -fipa-cp-bit to -fipa-bit-cp.
10838 2016-09-01 Martin Sebor <msebor@redhat.com>
10840 PR tree-optimization/71831
10841 * tree-object-size.h: Return bool instead of the size and add
10842 argument for the size.
10843 * tree-object-size.c (compute_object_offset): Update signature.
10844 (addr_object_size): Same.
10845 (compute_builtin_object_size): Return bool instead of the size
10846 and add argument for the size. Handle POINTER_PLUS_EXPR when
10847 optimization is disabled.
10848 (expr_object_size): Adjust.
10849 (plus_stmt_object_size): Adjust.
10850 (pass_object_sizes::execute): Adjust.
10851 * builtins.c (fold_builtin_object_size): Adjust.
10852 * doc/extend.texi (Object Size Checking): Update.
10853 * ubsan.c (instrument_object_size): Adjust.
10855 2016-09-01 Martin Sebor <msebor@redhat.com>
10857 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
10858 it fits the output of the formatted function regardless of its
10860 * genmodes.c (parser::parse_expr): Same.
10861 * gimplify.c (gimplify_asm_expr): Same.
10862 * passes.c (pass_manager::register_one_dump_file): Same.
10863 * print-tree.c (print_node): Same.
10865 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10867 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
10869 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10871 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
10873 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10875 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
10876 * config/rs6000/vector.md: Ditto.
10877 * config/rs6000/vsx.md: Ditto.
10879 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10881 * ipa-inline-analysis.c (param_change_prob): Get to the base object
10882 first in all cases.
10884 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10886 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
10887 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
10888 *return_and_restore_gpregs_<mode>_r11,
10889 *return_and_restore_gpregs_<mode>_r12,
10890 *return_and_restore_gpregs_<mode>_r1,
10891 *return_and_restore_fpregs_<mode>_r11,
10892 *return_and_restore_fpregs_<mode>_r12,
10893 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
10894 directly instead of via the "l" constraint. Renumber operands.
10897 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10899 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
10900 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
10901 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
10902 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
10903 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
10904 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
10905 *call_value_nonlocal_darwin64, reload_macho_picbase,
10906 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
10907 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
10908 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
10909 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
10910 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
10911 *save_fpregs_<mode>_r1): Ditto.
10912 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
10913 *return_and_restore_gpregs_spe): Ditto.
10915 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10917 * config/rs6000/rs6000.md
10918 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
10919 the use of the link register.
10920 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
10922 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10923 Michael Meissner <meissner@linux.vnet.ibm.com>
10926 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
10927 reg+reg addressing for TImode.
10928 (rs6000_legitimate_address_p): Only allow register indirect
10929 addressing for TImode, even without TARGET_QUAD_MEMORY.
10931 2016-09-01 Richard Biener <rguenther@suse.de>
10933 PR middle-end/77436
10934 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
10935 check whether the result fits the desired result type.
10937 2016-09-01 Nathan Sidwell <nathan@acm.org>
10939 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
10941 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
10943 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
10945 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
10947 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10949 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
10950 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
10951 for comparisons of integer ZERO_EXTEND against zero.
10953 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10955 * config/i386/i386.c (ix86_option_override_internal): Also disable the
10956 STV pass if -mstackrealign is enabled.
10958 2016-08-31 Ilya Verbin <iverbin@gmail.com>
10960 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
10963 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10965 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
10966 (layout_range::intersects_line_p): New method.
10967 (test_range_contains_point_for_single_point): Rename to...
10968 (test_layout_range_for_single_point): ...this, and add testing
10969 for layout_range::intersects_line_p.
10970 (test_range_contains_point_for_single_line): Rename to...
10971 (test_layout_range_for_single_line): ...this, and add testing
10972 for layout_range::intersects_line_p.
10973 (test_range_contains_point_for_multiple_lines): Rename to...
10974 (test_layout_range_for_multiple_lines): ...this, and add testing
10975 for layout_range::intersects_line_p.
10976 (layout::layout): Populate m_fixit_hints.
10977 (layout::get_expanded_location): Handle the case of a line-span
10979 (layout::validate_fixit_hint_p): New method.
10980 (get_line_span_for_fixit_hint): New function.
10981 (layout::calculate_line_spans): Add spans for fixit-hints.
10982 (layout::should_print_annotation_line_p): New method.
10983 (layout::print_any_fixits): Drop param "richloc", instead using
10984 validated fixits in m_fixit_hints. Add "const" to hint pointers.
10985 (diagnostic_show_locus): Avoid printing blank annotation lines.
10986 (selftest::test_diagnostic_context::test_diagnostic_context):
10987 Initialize show_column and start_span.
10988 (selftest::test_diagnostic_context::start_span_cb): New static
10990 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
10991 (selftest::diagnostic_show_locus_c_tests): Update for function
10992 renamings. Call test_diagnostic_show_locus_fixit_lines.
10994 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10996 PR tree-optimization/73714
10997 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
10999 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11001 * selftest.c: Move "namespace selftest {" to top of file,
11002 removing explicit "selftest::" qualifiers throughout.
11004 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11006 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11008 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11009 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11010 Replace builtin with vector extension.
11011 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11013 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11014 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11015 Replace builtin with vector extension.
11016 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11017 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11018 Replace builtin with vector extension.
11019 * config/i386/xmmintrin.h (__m128_u): New type.
11020 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11021 (_mm_load_ps, _mm_store_ps): Simplify.
11023 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11025 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11027 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11029 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11030 than 3 ranges per diagnostic by alternating between color 1 and
11032 (layout::layout): Replace use of rich_location::MAX_RANGES
11033 with richloc->get_num_locations ().
11034 (layout::calculate_line_spans): Replace use of
11035 rich_location::MAX_RANGES with m_layout_ranges.length ().
11036 (layout::print_annotation_line): Handle arbitrary numbers of
11037 ranges in caret-printing by defaulting to '^'.
11038 (selftest::test_one_liner_many_fixits): New function.
11039 (test_diagnostic_show_locus_one_liner): Call it.
11040 * diagnostic.c (diagnostic_initialize): Update for renaming
11041 of rich_location::MAX_RANGES to
11042 rich_location::STATICALLY_ALLOCATED_RANGES.
11043 * diagnostic.h (struct diagnostic_context): Likewise.
11045 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11047 * selftest.c (selftest::named_temp_file::named_temp_file): New
11049 (selftest::temp_source_file::~temp_source_file): Move to...
11050 (selftest::named_temp_file::~named_temp_file): ...here.
11051 (selftest::test_named_temp_file): New function.
11052 (selftest::selftest_c_tests): Call test_named_temp_file.
11053 * selftest.h (class named_temp_file): New class.
11054 (class temp_source_file): Convert to a subclass of named_temp_file.
11056 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11058 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11059 USEs of LR_REGNO in returns and sibcalls.
11060 (rs6000_output_mi_thunk): Similar.
11061 (rs6000_sibcall_aix): Similar.
11062 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11063 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11064 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11065 Remove the USE of LR_REGNO from the patterns as well. Delete an
11067 (return_internal_<mode>): Delete.
11069 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11071 * config/aarch64/aarch64-simd.md
11072 (aarch64_ld2<mode>_dreg_le): New.
11073 (aarch64_ld2<mode>_dreg_be): New.
11074 (aarch64_ld2<mode>_dreg): Removed.
11075 (aarch64_ld3<mode>_dreg_le): New.
11076 (aarch64_ld3<mode>_dreg_be): New.
11077 (aarch64_ld3<mode>_dreg): Removed.
11078 (aarch64_ld4<mode>_dreg_le): New.
11079 (aarch64_ld4<mode>_dreg_be): New.
11080 (aarch64_ld4<mode>_dreg): Removed.
11081 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11083 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11085 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11086 redundant location param.
11087 (test_one_liner_fixit_remove): Likewise.
11088 (test_one_liner_fixit_replace): Likewise.
11089 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11090 * gcc-rich-location.c
11091 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11092 get_range_from_loc. Drop overload taking a const char *.
11093 * gcc-rich-location.h
11094 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11097 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11099 * config/linux.c (linux_libc_has_function): Return true on musl.
11101 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11103 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11105 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11107 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11108 used for abnormal egdes.
11110 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11112 PR tree-optimization/72866
11113 * tree-vect-patterns.c (search_type_for_mask): Turn into
11114 a small wrapper, move all code to ...
11115 (search_type_for_mask_1): ... this new function. Add caching
11116 and adjust recursive calls.
11119 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11120 instead of lookup_type_die (type_main_variant (type)) even for array
11123 PR middle-end/77377
11124 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11125 constant pool reference return x instead of c.
11127 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11129 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11132 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11135 (selftest::test_make_location_nonpure_range_endpoints): Fix
11138 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11140 * diagnostic-show-locus.c
11141 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11143 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11144 * input.c (get_pure_location): Move to libcpp/line-map.c.
11145 * input.h (get_pure_location): Convert decl to an inline function
11146 calling implementation in libcpp.
11148 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11151 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11152 template for intel asm dialect.
11153 (vec_set_hi_<mode><mask_name>): Ditto.
11155 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11157 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11158 (selftest::fail_formatted): Likewise.
11160 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11162 * input.c (make_location): Call get_start and get_finish
11163 on the endpoints to avoid storing packed ranges or ad-hoc
11165 (selftest::test_make_location_nonpure_range_endpoints): New function.
11166 (selftest::input_c_tests): Call it.
11167 * input.h (get_start): New inline function.
11169 2016-08-29 Tom de Vries <tom@codesourcery.com>
11172 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11175 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11177 * Makefile.in (gcov-iov.h): Add dummy recipe.
11179 2016-08-29 Nathan Sidwell <nathan@acm.org>
11181 * config/nvptx/nvptx.c: #include tree-vrp.h.
11183 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11186 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11187 HIGH+LO construct during reload.
11189 2016-08-28 Tom de Vries <tom@codesourcery.com>
11192 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11193 'sysv_abi va_list' attribute.
11194 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11195 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11198 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11200 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11201 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11202 (unshare_all_rtl_again): Likewise.
11203 * function.c (assign_stack_local_1): Likewise.
11204 (assign_stack_temp_for_type): Likewise.
11206 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11208 * cfgbuild.c (make_edges): Adjust.
11209 * cfgrtl.c (can_delete_label_p): Likewise.
11210 * dwarf2cfi.c (create_trace_edges): Likewise.
11211 * except.c (sjlj_emit_dispatch_table): Likewise.
11212 * function.h (struct expr_status): make x_forced_labels a vector.
11213 * jump.c (rebuild_jump_labels_1): Adjust.
11214 * reload1.c (set_initial_label_offsets): Likewise.
11215 * stmt.c (force_label_rtx): Likewise.
11216 (expand_label): Likewise.
11218 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11220 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11222 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11224 PR tree-optimization/71077
11225 PR tree-optimization/68542
11226 * fold-const.c (fold_relational_const): Fix folding of
11227 VECTOR_CST comparisons that have a scalar boolean result type.
11228 (selftest::test_vector_folding): New static function.
11229 (selftest::fold_const_c_tests): Call it.
11231 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11233 * doc/extend.texi (SPU Built-in Functions): Remove stale
11234 references to material formerly at IBM and Sony.
11236 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11239 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11241 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11243 * diagnostic-show-locus.c
11244 (selftest::test_fixit_consolidation): New function.
11245 (selftest::diagnostic_show_locus_c_tests): Call it.
11246 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11247 constructor based on source_range.
11249 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11251 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11253 (parse_gcc_colors): Update description of default GCC_COLORS.
11254 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11255 (colorizer::set_fixit_insert): New method.
11256 (colorizer::set_fixit_delete): New method.
11257 (colorizer::get_color_by_name): New method.
11258 (colorizer::STATE_FIXIT_INSERT): New constant.
11259 (colorizer::STATE_FIXIT_DELETE): New constant.
11260 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11261 fields in favor of new field "m_stop_color". Add fields
11262 "m_fixit_insert" and "m_fixit_delete".
11263 (colorizer::colorizer): Update for above changes. Replace
11264 colorize_start calls with calls to get_color_by_name.
11265 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11266 STATE_FIXIT_DELETE. Update for field renamings.
11267 (colorizer::finish_state): Simplify by using m_stop_color,
11268 rather than multiple identical "*_ce" fields.
11269 (colorizer::get_color_by_name): New method.
11270 (layout::print_any_fixits): Print insertions and replacements
11271 using the "fixit-insert" color, and deletions using the
11272 "fixit-delete" color.
11273 * doc/invoke.texi (-fdiagnostics-color): Update description of
11274 default GCC_COLORS, and of the supported capabilities.
11276 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11278 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11279 current_function_static_stack_size variable with the static
11280 stack frame size of the current function when
11281 flag_stack_usage_info is enabled.
11283 2016-08-26 Nathan Sidwell <nathan@acm.org>
11285 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11286 assignment inside if condition.
11288 2016-08-26 Richard Biener <rguenther@suse.de>
11290 PR tree-optimization/69047
11291 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11292 extracts similar to what FRE does.
11293 (non_rewritable_mem_ref_base): Likewise.
11295 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11297 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11298 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11299 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11300 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11301 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11303 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11304 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11305 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11306 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11307 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11309 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11312 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11313 reservation duration to 15 cycles.
11314 (cortex_a8_vfp_macs): Likewise.
11315 (cortex_a8_vfp_macd): Likewise.
11316 (cortex_a8_vfp_divs): Likewise.
11317 (cortex_a8_vfp_divd): Likewise.
11319 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11321 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11322 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11324 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11325 Martin Jambhor <mjambor@suse.cz>
11327 * common.opt: New option -fipa-bit-cp.
11328 * doc/invoke.texi: Document -fipa-bit-cp.
11329 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11330 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11331 * tree-ssa-ccp.h: New header file.
11332 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11333 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11334 Replace all occurences of tree parameter by two new params: signop, int.
11335 (bit_value_unop_1): Change to bit_value_unop and export it.
11336 Replace all occurences of tree parameter by two new params: signop,
11338 (bit_value_binop): Change call from bit_value_binop_1 to
11340 (bit_value_assume_aligned): Likewise.
11341 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11342 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11344 (ccp_finalize): Skip processing if val->mask == 0.
11345 * ipa-cp.c: Include tree-ssa-ccp.h
11346 (ipcp_bits_lattice): New class.
11347 (ipcp_param_lattice (bits_lattice): New member.
11348 (print_all_lattices): Call ipcp_bits_lattice::print.
11349 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11350 (initialize_node_lattices): Likewise.
11351 (propagate_bits_accross_jump_function): New function.
11352 (propagate_constants_accross_call): Call
11353 propagate_bits_accross_jump_function.
11354 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11355 (ipcp_store_bits_results): New function.
11356 (ipcp_driver): Call ipcp_store_bits_results.
11357 * ipa-prop.h (ipa_bits): New struct.
11358 (ipa_jump_func): Add new member bits of type ipa_bits.
11359 (ipa_param_descriptor): Change decl to decl_or_type.
11360 (ipa_get_param): Change decl to decl_or_type and assert on
11362 (ipa_get_type): New function.
11363 (ipcp_transformation_summary): New member bits.
11364 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11365 (ipa_populate_param_decls): Likewise.
11366 (ipa_dump_param): Likewise.
11367 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11369 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11370 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11372 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11373 (ipa_write_jump_function): Add streaming for ipa_bits.
11374 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11375 (write_ipcp_transformation_info): Add streaming for ipa_bits
11376 summary for ltrans.
11377 (read_ipcp_transfomration_info): Add support for reading streamed
11379 (ipcp_update_bits): New function.
11380 (ipcp_transform_function): Call ipcp_update_bits.
11382 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11384 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11385 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11387 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11389 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11391 2016-08-25 Richard Biener <rguenther@suse.de>
11393 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11394 Only add locations in late dwarf.
11395 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11396 (dwarf2out_early_finish): But do it here.
11398 2016-08-24 Michael Collison <michael.collison@linaro.org>
11399 Michael Collison <michael.collison@arm.com>
11401 * config/arm/arm-modes.def: Add new condition code mode CC_V
11402 to represent the overflow bit.
11403 * config/arm/arm.c (maybe_get_arm_condition_code):
11404 Add support for CC_Vmode.
11405 (arm_gen_unlikely_cbranch): New function to generate common
11406 rtl conditional branches for overflow patterns.
11407 * config/arm/arm-protos.h: Add prototype for
11408 arm_gen_unlikely_cbranch.
11409 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11410 addsi3_compareV_upper): New patterns to support signed
11411 builtin overflow add operations.
11412 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11413 New patterns to support unsigned builtin add overflow operations.
11414 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11415 builtin overflow subtract operations,
11416 (usubv<mode>4): New patterns to support unsigned builtin subtract
11417 overflow operations.
11418 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11419 to support builtin overflow negate operations.
11421 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11424 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11426 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11427 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11430 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11432 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11433 MULTILIB_OPTIONS should be used. Small wording fixes.
11434 * genmultilib: Memorize set of all option combinations in
11435 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11436 found in MULTILIB_OPTIONS by checking if option set is listed in
11437 combination_space. Output new and existing error message to stderr.
11439 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11441 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11442 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11443 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11444 (MULTILIB_REUSE): Remove reuse rules for option set including
11445 -mfpu=fp-armv8 and -mfpu=vfpv4
11447 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11449 * config/arm/t-rtems: Add vfp multilib.
11451 2016-08-23 Ian Lance Taylor <iant@golang.org>
11453 * config/s390/s390.c (s390_asm_file_start): Call
11454 default_file_start.
11456 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11458 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11459 initialization of all 0's to the 0 constant, instead of directly
11460 generating XOR. Add support for V4SImode vector initialization on
11461 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11462 initialization. Change variables used in V4SFmode vector
11463 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11464 any memory addresses are in index form. Add support for using
11465 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11466 with all of the same element.
11467 (regno_or_subregno): New helper function to return a register
11468 number for either REG or SUBREG.
11469 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11470 Use regno_or_subregno where possible.
11471 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11472 DImode value from two SImode values in order to generate V4SImode
11473 vector initialization on 64-bit systems with direct move.
11474 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11476 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11478 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11480 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11481 attributes to initialize V8HImode and V16QImode vectors with the
11483 (VSX_SPLAT_COUNT): Likewise.
11484 (VSX_SPLAT_SUFFIX): Likewise.
11485 (UNSPEC_VSX_VEC_INIT): New unspec.
11486 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11487 Allow SFmode values to come from Altivec registers.
11488 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11489 on 64-bit systems with direct move.
11490 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11491 vector initializations, to allow V4SImode vector initializations
11492 on 64-bit systems with direct move.
11493 (vsx_splat_v4si): Likewise.
11494 (vsx_splat_v4si_di): Likewise.
11495 (vsx_splat_v4sf): Likewise.
11496 (vsx_splat_v4sf_internal): Likewise.
11497 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11499 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11500 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11501 initializing V8HImode and V16QImode vectors with the same
11503 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11504 optimization if -maltivec=be.
11506 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11508 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11509 attribute for alternatives 3 and 4.
11511 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11513 * selftest.c (selftest::assert_str_contains): New function.
11514 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11515 * selftest.h (selftest::assert_str_contains): New decl.
11516 (ASSERT_STR_CONTAINS): New macro.
11518 2016-08-23 Richard Biener <rguenther@suse.de>
11520 PR tree-optimization/77286
11521 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11523 (vect_transform_loop): Split exit edges of loop and scalar
11524 loop if required and at the appropriate time.
11526 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11528 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11529 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11531 Correct a typo in a comment.
11533 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11535 * config/s390/s390.md ("*andc_split"): New splitter for and with
11538 2016-08-23 Richard Biener <rguenther@suse.de>
11540 PR tree-optimization/27336
11541 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11542 by looking for a non-EH edge.
11543 (process_assert_insertions_for): Likewise.
11545 2016-08-23 Richard Biener <rguenther@suse.de>
11547 PR middle-end/77305
11548 * statistics.c (statistics_counter_event): Robustify against
11551 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11553 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11554 for targets amdfam10 and barcelona.
11556 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11558 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11559 (zero_extend<mode>di2): Ditto.
11560 (*zero_extend<mode>si2): Ditto.
11561 (*zero_extendqihi2): Ditto.
11563 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11565 PR middle-end/77269
11566 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11567 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
11569 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
11571 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
11572 identical consecutive elements.
11573 [SSA_NAME]: Print the name's def stmt on its own line. When printing
11574 the node's def stmt, avoid printing an unwanted trailing newline by
11575 replacing the call to print_gimple_stmt() with its inlined body and
11576 adjusting it to not set pp_needs_newline and to call pp_flush()
11577 instead of pp_newline_and_flush().
11579 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11581 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
11582 (float32_type_node, float64_type_node, float32x_type_node)
11583 (float128x_type_node): New macros.
11584 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
11585 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
11586 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
11587 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
11588 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
11589 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
11590 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11591 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11592 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11593 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11594 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11595 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11596 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11597 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11598 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11599 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11600 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11601 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11602 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11604 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11605 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11606 * doc/extend.texi (Other Builtins): Document these built-in
11608 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11611 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11613 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11615 2016-08-22 Richard Biener <rguenther@suse.de>
11617 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11619 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11622 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11623 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11624 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11626 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11628 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11629 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11630 (vrp_visit_switch_stmt): Likewise.
11631 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11632 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11633 (vrp_visit_stmt): Use extract_range_from_stmt.
11634 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11636 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11638 * Makefile.in: Add tree-vrp.h to GTFILES.
11639 * gengtype.c (open_base_files): Add tree-vrp.h.
11640 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11641 * builtins.c: Likewise.
11642 * fold-const.c: Likewise.
11643 * gimple-builder.c: Likewise.
11644 * gimple-laddress.c: Likewise.
11645 * hsa-gen.c: Likewise.
11646 * internal-fn.c: Likewise.
11648 * targhooks.c: Liewise,
11649 * tree-ssa-address.c: Likewise.
11650 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11651 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11652 * tree-vrp.h: New file.
11654 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11656 PR tree-optimization/61839
11657 * tree-vrp.c (two_valued_val_range_p): New.
11658 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11659 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11660 Also Convert VAR BINOP CST where VAR is two-valued to
11661 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11663 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11665 * diagnostic-show-locus.c
11666 (layout::annotation_line_showed_range_p): New method.
11667 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11668 Reimplement case fixit_hint::REPLACE to cover removals, and
11669 replacements where the range of the replacement isn't one
11670 of the ranges in the rich_location.
11671 (test_one_liner_fixit_replace): Likewise.
11672 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11674 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11676 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11678 * diagnostic.c (print_parseable_fixits): Remove case
11679 fixit_hint::REMOVE.
11681 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11684 * config/i386/i386.c (ix86_option_override_internal): Remove
11685 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11686 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11687 Do not try to enable TARGET_PRFCHW ISA flag here.
11688 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11689 Rewrite expander function body.
11690 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11692 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11695 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11696 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11697 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11698 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11699 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11700 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11701 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11702 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11703 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11705 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11707 (struct floatn_type_info): New structure type.
11708 (floatn_nx_types): New variable declaration.
11709 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11710 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11711 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11712 * tree.c (floatn_nx_types): New variable.
11713 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11714 corresponding complex types.
11715 * target.def (floatn_mode): New hook.
11716 * targhooks.c: Include "real.h".
11717 (default_floatn_mode): New function.
11718 * targhooks.h (default_floatn_mode): New prototype.
11719 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11721 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11722 effective-target and dg-add-options keywords.
11723 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11724 Document new effective-target keywords.
11725 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11726 * doc/tm.texi: Regenerate.
11727 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11728 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11729 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11731 * real.h (struct real_format): Add field ieee_bits.
11732 * real.c (ieee_single_format, mips_single_format)
11733 (motorola_single_format, spu_single_format, ieee_double_format)
11734 (mips_double_format, motorola_double_format)
11735 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11736 (ieee_extended_intel_128_format)
11737 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11738 (mips_extended_format, ieee_quad_format, mips_quad_format)
11739 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11740 (decimal_double_format, decimal_quad_format, ieee_half_format)
11741 (arm_half_format, real_internal_format: Initialize ieee_bits
11743 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11744 float128_type_node. Set float80_type_node to float64x_type_node
11745 if appropriate and long_double_type_node not appropriate.
11746 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11747 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11748 Initialize ieee_bits field.
11749 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11750 (rs6000_init_builtins): Set ieee128_float_type_node to
11751 float128_type_node.
11752 (rs6000_floatn_mode): New function.
11754 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11756 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11757 _rdseed64_step): Uglify argument names and/or local variable names
11758 in inline functions.
11759 * config/i386/rtmintrin.h (_xabort): Likewise.
11760 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11761 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11762 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11763 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11764 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11765 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11766 _mm_maskz_ternarylogic_epi32): Likewise.
11767 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11768 __lwpins32, __lwpins64): Likewise.
11769 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11770 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11771 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11772 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11773 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11774 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11775 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11776 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11777 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11778 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11779 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11780 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11781 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11782 _mm256_mask_i64gather_epi32): Likewise.
11783 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11784 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11785 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11786 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11787 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11788 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11789 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11790 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11791 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11792 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11793 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11794 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11795 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11796 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11797 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11798 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11799 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11800 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11802 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11804 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11805 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11807 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11808 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11810 (_rdpkru_u32): Add space after function name.
11812 * config/i386/t-i386 (i386-c.o): Don't depend on
11813 i386-builtin-types.inc.
11814 (i386.o): Depend on i386-builtin-types.inc.
11816 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11819 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11820 Use const_vec_duplicate to check for duplicated elements.
11822 2016-08-19 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/77290
11825 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11826 Fix flag_tree_parallelize_loops check.
11828 2016-08-19 Richard Biener <rguenther@suse.de>
11830 * match.pd (x | 0 -> x): Add.
11832 2016-08-19 Richard Biener <rguenther@suse.de>
11834 PR tree-optimization/77286
11835 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11836 Deal with virtual PHIs being out-of-order.
11838 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11840 * doc/invoke.texi (fverbose-asm): Note that source code lines
11841 are emitted, and provide an example.
11842 * final.c (asm_show_source): New function.
11843 (final_scan_insn): Call asm_show_source.
11845 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11847 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
11848 param with diagnostic_kind.
11849 (class colorizer): Similarly replace field m_diagnostic with
11851 (colorizer::colorizer): Replace diagnostic
11852 param with diagnostic_kind.
11853 (colorizer::begin_state): Update for above field change.
11854 (layout::layout): Replace diagnostic param with rich_location *
11855 and diagnostic_kind.
11856 (diagnostic_show_locus): Replace diagnostic param with richloc
11857 and diagnostic_kind.
11858 (class selftest::test_diagnostic_context): New class.
11859 (selftest::test_diagnostic_show_locus_unknown_location): New
11861 (selftest::test_one_liner_simple_caret): New function.
11862 (selftest::test_one_liner_caret_and_range): New function.
11863 (selftest::test_one_liner_multiple_carets_and_ranges): New
11865 (selftest::test_one_liner_fixit_remove): New function.
11866 (selftest::test_one_liner_fixit_replace): New function.
11867 (selftest::test_diagnostic_show_locus_one_liner): New function.
11868 (selftest::diagnostic_show_locus_c_tests): Call the new test
11870 * diagnostic.c (diagnostic_initialize): Initialize
11871 colorize_source_p, show_ruler_p and parseable_fixits_p.
11872 (default_diagnostic_finalizer): Update for change to
11873 diagnostic_show_locus.
11874 (diagnostic_append_note): Likewise.
11875 * diagnostic.h (diagnostic_show_locus): Replace
11876 const diagnostic_info * param with location * and diagnostic_t.
11878 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11880 * input.c (saved_line_table): New global.
11881 (class selftest::temp_line_table): Rename to line_table_test and
11882 move declaration to selftest.h, and drop field m_old_line_table.
11883 (selftest::temp_line_table::temp_line_table): Rename ctor to...
11884 (selftest::line_table_test::line_table_test): ...this. Add a
11885 default ctor. Store current value of line_table within
11887 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
11888 (selftest::line_table_test::~line_table_test): ...this, and
11889 restore line_table from the saved_line_table, rather than
11891 (selftest::test_accessing_ordinary_linemaps): Update for above
11893 (selftest::test_lexer): Likewise.
11894 (struct selftest::lexer_test): Likewise.
11895 (selftest::lexer_test::lexer_test): Likewise.
11896 (selftest::input_c_tests): Move the looping over test cases from
11898 (selftest::for_each_line_table_case): New function.
11899 * input.h (saved_line_table): New decl.
11900 * selftest.h (struct selftest::line_table_case): New forward decl.
11901 (class selftest::line_table_test): New class, moved here from
11902 selftest::temp_line_table in input.c, and renamed.
11903 (selftest::for_each_line_table_case): New decl.
11905 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
11908 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
11910 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
11912 PR middle-end/70895
11913 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
11914 enclosing parallel construct for reduction variables on OpenACC loop
11917 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
11919 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
11920 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
11922 (function_to_dwarf_procedure): Update comment.
11924 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11926 * input.c (diagnostics_file_cache_forcibly_evict_file): New
11928 * input.h (diagnostics_file_cache_forcibly_evict_file): New
11930 * selftest.c (selftest::temp_source_file::~temp_source_file):
11931 Evict m_filename from the diagnostic file cache.
11933 2016-08-18 Richard Biener <rguenther@suse.de>
11935 * tree-pass.h (make_pass_materialize_all_clones): Declare.
11936 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
11937 make_pass_materialize_all_clones): New simple IPA pass encapsulating
11938 clone materialization.
11939 * passes.def (all_late_ipa_passes): Start with
11940 pass_materialize_all_clones.
11941 * cgraphunit.c (symbol_table::compile): Remove call to
11942 materialize_all_clones.
11943 * tree-into-ssa.c: Include statistics.h.
11944 (update_ssa): Count number of times we do incremental/rewrite
11947 2016-08-18 Richard Biener <rguenther@suse.de>
11949 PR tree-optimization/77282
11950 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11951 When doing auto-parallelizing also prevent use of PHIs that
11952 carry dependences across loop backedges.
11954 2016-08-18 Tamar Christina <tamar.christina@arm.com>
11955 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11957 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
11959 2016-08-18 Richard Biener <rguenther@suse.de>
11961 * ssa-iterators.h (ssa_vuse_operand): New inline.
11962 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
11963 (predicate_all_scalar_phis): Use remove_phi_node to remove
11964 phi nodes predicated. Delay removing virtual PHIs.
11965 (predicate_mem_writes): Update virtual operands.
11966 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
11967 (tree_if_conversion): Do not rewrite virtual SSA form.
11968 * tree-phinodes.c (release_phi_node): Make static.
11969 * tree-phinodes.h (release_phi_node): Remove.
11971 2016-08-18 Jakub Jelinek <jakub@redhat.com>
11973 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
11974 codes that appear in bdesc_* arrays, instead include i386-builtin.def
11975 twice to define those.
11976 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
11977 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
11978 bdesc_multi_arg): Define by including i386-builtin.def the third time.
11979 * config/i386/i386-builtin.def: New file.
11981 2016-08-17 David Malcolm <dmalcolm@redhat.com>
11983 * input.c (get_source_range_for_char): Rename to...
11984 (selftest::get_source_range_for_char): ...this, and move within
11985 the #if CHECKING_P guard.
11986 (get_num_source_ranges_for_substring): Rename to...
11987 (selftest::get_num_source_ranges_for_substring): ...this, move
11988 within the #if CHECKING_P guard, and make static.
11989 (selftest::assert_num_substring_ranges): Initialize
11992 2016-08-18 Alan Modra <amodra@gmail.com>
11994 PR rtl-optimization/72771
11995 * reload.c (find_reloads): Don't assume that a subreg mem is OK
11996 when find_reloads_toplev returns address_reloaded==-1.
11997 (alternative_allows_const_pool_ref): Update comment.
11999 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12001 PR tree-optimization/71752
12002 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12003 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12005 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12007 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12008 instead of testing ECF_NORETURN bit in gimple_call_flags.
12009 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12010 * predict.c (tree_bb_level_predictions): Likewise.
12011 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12013 PR middle-end/77259
12014 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12015 turning a call into __builtin_unreachable-like noreturn call, adjust
12016 gimple_call_set_fntype.
12017 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12018 gimple_call_fntype has void return type.
12020 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12022 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12023 maybe_lookup_decl, to handle nested acc loop directives.
12025 2016-08-17 Richard Biener <rguenther@suse.de>
12027 PR tree-optimization/76490
12028 * tree-vrp.c (update_value_range): Preserve overflow infinities
12029 when intersecting with ranges from get_range_info.
12030 (operand_less_p): Handle overflow infinities correctly.
12031 (value_range_constant_singleton): Use vrp_operand_equal_p
12032 to handle overflow max/min correctly.
12033 (vrp_valueize): Likewise.
12034 (union_ranges): Likewise.
12035 (intersect_ranges): Likewise.
12036 (vrp_visit_phi_node): Improve iteration limitation to only
12037 apply when we'll possibly re-visit the PHI via a changed argument
12040 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12042 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12043 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12044 rather than those that should not be built.
12046 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12049 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12051 2016-08-17 Richard Biener <rguenther@suse.de>
12053 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12054 (verify_vssa): New function verifying virtual SSA form.
12055 (verify_ssa): Call it.
12056 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12057 Do not apply loop-closed SSA handling to virtuals.
12058 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12059 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12060 when rewriting their symbol.
12061 (prepare_def_site_for): Likewise.
12062 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12063 operands of moved stmts.
12065 2016-08-17 Richard Biener <rguenther@suse.de>
12067 PR tree-optimization/23855
12068 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12069 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12070 find guards to hoist. Do not update SSA form but rewrite virtuals
12071 into loop closed SSA.
12072 (find_loop_guard): Adjust to skip already hoisted guards. Do
12073 not mark virtuals for renaming or update SSA form.
12075 2016-08-17 Martin Liska <mliska@suse.cz>
12077 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12078 a LONG_LONG_TYPE_SIZE comparison.
12079 * gcov-io.h: Remove macro definitions.
12080 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12081 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12084 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12086 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12087 that builtins not mentioned in bdesc_* arrays come first, then
12088 the ones mentioned in bdesc_* arrays in the order they appear in
12089 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12090 IX86_BUILTIN__BDESC_*_LAST enumerator.
12091 (bdesc_mpx): Fix up a comment typo.
12092 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12093 __builtin_ia32_vpcomneu[bwdq] builtins.
12094 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12095 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12096 enum ix86_builtins ordering.
12097 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12098 for direct bdesc_* array member access instead of searching all the
12099 arrays until an fcode match is found.
12101 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12103 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12104 pattern as define_insn_and_split. Split insn before reload to
12106 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12107 <shift_insn><mode>3_1.
12108 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12109 <rotate_insn><mode>3_1.
12111 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12114 * input.c (get_source_range_for_substring): Rename to...
12115 (get_source_location_for_substring): ...this, adding param
12116 "caret_idx", and converting output param from source_range * to
12118 (get_source_range_for_char): New function.
12119 (get_num_source_ranges_for_substring): Update comment to reflect
12121 (assert_char_at_range): Update to use get_source_range_for_char
12122 rather than get_source_range_for_substring.
12123 (test_lexer_string_locations_concatenation_2): Likewise.
12124 * substring-locations.h (get_source_range_for_substring): Rename
12126 (get_source_location_for_substring): ...this, and adding param
12127 "caret_idx", and converting output param from source_range * to
12130 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12132 * input.c (class selftest::temp_source_file): Move to
12134 (selftest::temp_source_file::temp_source_file): Move to
12136 (selftest::temp_source_file::~temp_source_file): Likewise.
12137 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12139 (selftest::temp_source_file::~temp_source_file): Likewise.
12140 * selftest.h (class selftest::temp_source_file): Move here from
12143 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12146 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12147 inlining, add cgraph edge for the added __builtin_unreachable call.
12149 PR middle-end/67485
12150 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12151 only cast it to SHWI for the final comparison.
12153 2016-08-16 Martin Liska <mliska@suse.cz>
12155 PR gcov-profile/36412
12156 * doc/gcov.texi: Document --hash-filenames(-x).
12157 * gcov.c (print_usage): Add the option.
12158 (process_args): Process the option, sort options alphabetically.
12159 (md5sum_to_hex): New function.
12160 (make_gcov_file_name): Do the md5sum and append it to a
12163 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12165 PR tree-optimization/69848
12166 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12167 and swtich operands to avoid additional NOT instruction.
12168 (vcond<v_cmp_mixed><mode>): Ditto.
12169 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12171 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12173 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12175 2016-08-16 Richard Biener <rguenther@suse.de>
12177 PR tree-optimization/76783
12178 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12179 BB visited flags at start.
12181 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12183 PR tree-optimization/72817
12184 PR tree-optimization/73450
12185 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12186 multiple_of_p for adjusted IV.base.
12188 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12191 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12192 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12193 for !flag_finite_math_only or flag_signed_zeros.
12194 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12195 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12196 depend on flag_finite_math_only.
12197 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12199 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12200 (*ieee_smin<mode>3): Ditto.
12201 (*ieee_smax<mode>3): Ditto.
12202 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12203 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12205 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12206 depend on flag_finite_math_only.
12207 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12208 (*mmx_<code>v2sf3): Remove.
12209 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12210 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12211 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12213 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12215 PR rtl-optimization/73650
12216 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12217 it is not a simple move.
12219 2016-08-15 Martin Liska <mliska@suse.cz>
12222 * gcc.c (do_spec_1): Call save_string with the right size.
12223 (save_string): Do an assert about string we copy.
12225 2016-08-15 Richard Biener <rguenther@suse.de>
12227 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12228 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12230 (pass_data_stv): Likewise.
12232 2016-08-15 Richard Biener <rguenther@suse.de>
12234 PR tree-optimization/73434
12235 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12236 TBAA info on the base when forwarding a non-invariant address.
12238 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12240 * dwarf2out.c (struct checksum_attributes): Add
12241 at_string_length_bit_size and at_string_length_byte_size fields.
12242 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12243 and DW_AT_string_length_byte_size.
12244 (die_checksum_ordered): Handle at_string_length_bit_size and
12245 at_string_length_byte_size.
12246 (gen_array_type_die): For dwarf_version >= 5 emit
12247 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12248 (adjust_string_types): For dwarf_version >= 5 remove
12249 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12250 (resolve_addr): Likewise.
12253 * dwarf2out.c (string_types): New variable.
12254 (gen_array_type_die): Change early_dwarf handling of
12255 DW_AT_string_length, create DW_OP_call4 referencing the
12256 length var temporarily. Handle parameters that are pointers
12258 (adjust_string_types): New function.
12259 (gen_subprogram_die): Temporarily set string_types to local var,
12260 call adjust_string_types if needed.
12261 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12263 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12265 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12267 * doc/install.texi (*-*-solaris2*): Fix version number and document
12268 requirement on GNU make for building libjava with the Solaris linker.
12270 2016-08-15 Martin Liska <mliska@suse.cz>
12271 Jakub Jelinek <jakub@redhat.com>
12273 PR tree-optimization/72824
12274 * tree-loop-distribution.c (const_with_all_bytes_same)
12275 <case VECTOR_CST>: Fix a typo.
12277 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12281 Renamed from _mm512_undefined_si512.
12282 (_mm_undefined_si512): New definition.
12284 2016-08-13 Richard Biener <rguenther@suse.de>
12286 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12287 into PHIs and update the lattice for its def.
12289 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12292 * ubsan.c (instrument_si_overflow): Pass true instead of false
12294 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12295 of bbs. Return TODO_cleanup_cfg if any returned true.
12297 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12299 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12300 ISA 3.0 MTVSRDD instruction.
12301 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12304 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12306 PR tree-optimization/71083
12307 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12308 bitfield access when possible.
12310 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12312 PR middle-end/71654
12313 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12314 sign-changing cast from a shorter unsigned type to a wider
12317 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12319 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12320 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12321 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12323 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12325 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12326 Correct costs for vec_construct.
12328 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12330 PR tree-optimization/69848
12331 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12332 type CONST_COND_REDUCTION.
12333 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12334 reudction type CONST_COND_REDUCTION.
12336 2016-08-12 Richard Biener <rguenther@suse.de>
12338 PR tree-optimization/57326
12339 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12340 returning an SSA name.
12341 (phi_translate_1): When fully_constant_expression returns a NAME
12342 make sure we have a leader for it.
12344 2016-08-12 Martin Liska <mliska@suse.cz>
12345 Adam Fineman <afineman@afineman.com>
12347 * gcov.c (process_file): Create .gcov file when .gcda
12350 2016-08-12 Marek Polacek <polacek@redhat.com>
12353 * alias.c (find_base_value): Adjust fall through comment.
12354 * cfgexpand.c (expand_debug_expr): Likewise.
12355 * combine.c (find_split_point): Likewise.
12356 (expand_compound_operation): Likewise. Add FALLTHRU.
12357 (make_compound_operation): Adjust fall through comment.
12358 (canon_reg_for_combine): Add FALLTHRU.
12359 (force_to_mode): Adjust fall through comment.
12360 (simplify_shift_const_1): Likewise.
12361 (simplify_comparison): Likewise.
12362 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12364 * config/aarch64/predicates.md: Likewise.
12365 * config/i386/i386.c (function_arg_advance_32): Likewise.
12366 (ix86_gimplify_va_arg): Likewise.
12367 (print_reg): Likewise.
12368 (ix86_print_operand): Likewise.
12369 (ix86_build_const_vector): Likewise.
12370 (ix86_expand_branch): Likewise.
12371 (ix86_sched_init_global): Adjust fall through comment.
12372 (ix86_expand_args_builtin): Add FALLTHRU.
12373 (ix86_expand_builtin): Likewise.
12374 (ix86_expand_vector_init_one_var): Likewise.
12375 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12376 (rs6000_adjust_cost): Likewise.
12377 (insn_must_be_first_in_group): Likewise.
12378 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12379 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12380 * df-scan.c (df_uses_record): Likewise.
12381 * dojump.c (do_jump): Add FALLTHRU.
12382 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12384 (resolve_args_picking_1): Adjust fall through comment.
12385 (loc_list_from_tree_1): Likewise.
12386 * expmed.c (make_tree): Likewise.
12387 * expr.c (expand_expr_real_2): Add FALLTHRU.
12388 (expand_expr_real_1): Likewise. Adjust fall through comment.
12389 * fold-const.c (const_binop): Adjust fall through comment.
12390 (fold_truth_not_expr): Likewise.
12391 (fold_cond_expr_with_comparison): Add FALLTHRU.
12392 (fold_binary_loc): Likewise.
12393 (contains_label_1): Adjust fall through comment.
12394 (multiple_of_p): Likewise.
12395 * gcov-tool.c (process_args): Add FALLTHRU.
12396 * genattrtab.c (check_attr_test): Likewise.
12397 (write_test_expr): Likewise.
12398 * genconfig.c (walk_insn_part): Likewise.
12399 * genpreds.c (validate_exp): Adjust fall through comment.
12400 (needs_variable): Likewise.
12401 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12402 (subst_dup): Likewise.
12403 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12404 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12405 (gimplify_scan_omp_clauses): Add FALLTHRU.
12406 (goa_stabilize_expr): Likewise.
12407 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12409 * hsa-gen.c (get_address_from_value): Likewise.
12410 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12411 * ira.c (ira_setup_alts): Add FALLTHRU.
12412 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12414 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12415 * opts.c (common_handle_option): Likewise.
12416 * read-rtl.c (read_rtx_code): Likewise.
12417 * real.c (round_for_format): Likewise.
12418 * recog.c (asm_operand_ok): Likewise.
12419 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12420 * reload1.c (set_label_offsets): Likewise.
12421 (eliminate_regs_1): Likewise.
12422 (reload_reg_reaches_end_p): Likewise.
12423 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12424 (rtx_cost): Likewise.
12425 * sched-rgn.c (is_exception_free): Likewise.
12426 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12427 * stor-layout.c (int_mode_for_mode): Likewise.
12428 * toplev.c (print_to_asm_out_file): Likewise.
12429 (print_to_stderr): Likewise.
12430 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12431 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12432 (chrec_fold_multiply): Likewise.
12433 (evolution_function_is_invariant_rec_p): Likewise.
12434 (for_each_scev_op): Likewise.
12435 * tree-data-ref.c (siv_subscript_p): Likewise.
12436 (get_references_in_stmt): Likewise.
12437 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12438 (substitute_in_expr): Likewise.
12439 (type_cache_hasher::equal): Likewise.
12440 (walk_type_fields): Likewise.
12441 * var-tracking.c (adjust_mems): Add FALLTHRU.
12442 (set_dv_changed): Adjust fall through comment.
12443 * varasm.c (default_function_section): Add FALLTHRU.
12445 2016-08-12 Marek Polacek <polacek@redhat.com>
12448 * tree-complex.c (expand_complex_division): Add missing break.
12450 2016-08-12 Richard Biener <rguenther@suse.de>
12452 * passes.c (execute_todo): Do not push/pop TV_TODO.
12453 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12454 (execute_one_pass): Likewise.
12455 * common.opt (ftime-report-details): New switch.
12456 * doc/invoke.texi (ftime-report-details): Document.
12457 * timevar.h (timer::print_row): Adjust signature.
12458 (timer::all_zero): New static helper.
12459 (timer::child_map_t): New typedef.
12460 (timer::time_var_def): Add children field.
12461 * timevar.c (timer::named_items::print): Adjust.
12462 (timer::~timer): Free timevar recorded children.
12463 (timer::pop_internal): When -ftime-report-details record
12464 time spent in sub-timevars.
12465 (timer::print_row): Adjust.
12466 (timer::print): Print sub-timevar stats, use all_zero.
12467 * timevar.def (TV_TODO): Remove.
12469 2016-08-12 Richard Biener <rguenther@suse.de>
12471 PR tree-optimization/72851
12472 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12473 worklists to use bitmaps indexed in execution order.
12474 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12475 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12476 (cfg_blocks): Make a bitmap.
12477 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12479 (cfg_blocks_empty_p): Adjust.
12480 (cfg_blocks_add): Likewise.
12481 (cfg_blocks_get): Likewise.
12482 (add_ssa_edge): Likewise.
12483 (add_control_edge): Likewise.
12484 (simulate_stmt): Likewise.
12485 (process_ssa_edge_worklist): Likewise.
12486 (simulate_block): Likewise.
12487 (ssa_prop_init): Compute PRE order and stmt UIDs.
12488 (ssa_prop_fini): Adjust.
12489 (ssa_propagate): Adjust.
12491 2016-08-12 Richard Biener <rguenther@suse.de>
12493 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12494 the currently executable edges have fixed ranges. Always
12495 go through update_value_range.
12497 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12501 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12502 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12503 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12504 (LANG_HOOKS_DECLS): Add it.
12505 * langhooks.h (struct lang_hooks_for_decls): Add
12506 function_decl_defaulted. Const_tree-ify
12507 function_decl_explicit_p and function_decl_deleted_p.
12508 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12509 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12510 also at strict DWARF v5.
12513 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12514 TYPE_QUAL_CONST in reference-typed decls.
12517 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12518 in DW_OP_pieces, just enough to handle pointers to member
12520 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12521 expression on DWARFv5 if a constant value doesn't work.
12523 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12525 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12526 * selftest.c (selftest::test_assertions): New function.
12527 (selftest::selftest_c_tests): New function.
12528 * selftest.h (selftest::selftest_c_tests): New declaration.
12530 2016-08-11 Richard Biener <rguenther@suse.de>
12531 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12533 PR rtl-optimization/72855
12534 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12536 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12539 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12540 (vsx_store_<mode>): Likewise.
12542 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12544 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12545 TImode CONST_WIDE_INT store.
12546 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12548 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12550 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12551 mode if unaligned SSE load and store are optimal.
12553 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12555 PR tree-optimization/71083
12556 * tree-predcom.c (ref_at_iteration): Correctly align the
12559 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12561 * config/s390/s390-builtin-types.def: Add INT128 types.
12562 * config/s390/s390-builtins.def: Add INT128 variants for the add
12563 sub low-level builtins dealing with TImode.
12564 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12565 via subreg when expanding a builtin.
12566 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12567 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
12569 * config/s390/vecintrin.h: Adjust builtin names accordingly.
12570 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
12571 ("vec_addc<mode>", "vec_addc_u128"): Merge to
12572 "vacc<bhfgq>_<mode>".
12573 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
12574 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
12575 ("vec_subc<mode>", "vec_subc_u128"): Merge to
12576 "vscbi<bhfgq>_<mode>".
12577 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
12578 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
12580 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12582 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
12584 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12586 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
12587 unused declaration.
12588 (vcond<v_cmp_mixed><mode>): Ditto.
12589 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12591 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12593 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12594 variable explicitly, also assert on it before use.
12596 2016-08-11 Richard Biener <rguenther@suse.de>
12598 PR tree-optimization/72772
12599 * cfgloopmanip.c (create_preheader): Use split_edge if there
12600 is a single loop entry, avoiding degenerate PHIs.
12602 2016-08-11 Richard Biener <rguenther@suse.de>
12604 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12605 unconditional TODO_cleanup_cfg.
12606 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12607 cleanup only if we threaded a jump.
12609 2016-08-11 Alan Modra <amodra@gmail.com>
12612 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12613 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12614 slow. Emit two reloads for slow mem case, first loading in
12615 fast innermode, then converting to required mode.
12617 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12619 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12620 (vec_extract_sig): New macro.
12621 (vec_insert_exp): New macro.
12622 (vec_test_data_class): New macro.
12623 (scalar_extract_exp): New macro.
12624 (scalar_extract_sig): New macro.
12625 (scalar_insert_exp): New macro.
12626 (scalar_test_data_class): New macro.
12627 (scalar_test_neg): New macro.
12628 (scalar_cmp_exp_gt): New macro.
12629 (scalar_cmp_exp_lt): New macro.
12630 (scalar_cmp_exp_eq): New macro.
12631 (scalar_cmp_exp_unordered): New macro.
12632 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12633 to enforce constraint that operand is a 7-bit unsigned literal.
12634 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12635 for power9 built-ins.
12636 (BU_P9V_VSX_2): Likewise.
12637 (BU_P9V_64BIT_VSX_2): Likewise.
12638 (VSEEDP): Add scalar extract exponent support.
12639 (VSEESP): Add scalar extract signature support.
12640 (VSTDCNDP): Add scalar test negative support.
12641 (VSTDCNSP): Likewise.
12642 (VSIEDP): Add scalar insert exponent support.
12643 (VSCEDPGT): Add scalar compare exponent greater than support.
12644 (VSCEDPLT): Add scalar compare exponent less than support.
12645 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12646 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12647 (VSTDCDP): Add scalar test data class support.
12648 (VSTDCSP): Likewise.
12649 (VSEEDP): Add overload support for scalar extract exponent
12651 (VSESDP): Add overload support for scalar extract signature
12653 (VSTDCN): Add overload support for scalar test negative
12655 (VSTDCNDP): Add overload support for scalar test negative
12657 (VSTDCNSP): Add overload support for scalar test negative
12659 (VSIEDP): Add overload support for scalar insert exponent
12661 (VSTDC): Add overload support for scalar test data class
12663 (VSTDCDP): Add overload support for scalar test data class
12665 (VSTDCSP): Add overload support for scalar test data class
12667 (VSCEDPGT): Add overload support for scalar compare exponent
12668 greater than operation.
12669 (VSCEDPLT): Add overload support for scalar compare exponent
12670 less than operation.
12671 (VSCEDPEQ): Add overload support for scalar compare exponent
12672 test-for-equality operation.
12673 (VSCEDPUO): Add overload support for scalar compare exponent
12674 test-for-unordered operation.
12675 (VEEDP): Add vector extract exponent support.
12677 (VESDP): Add vector extract significand support.
12679 (VIEDP): Add vector insert exponent support.
12681 (VTDCDP): Add vector test data class support.
12682 (VTDCSP): Likewise.
12683 (VES): Add overload support for vector extract significand operation.
12686 (VEE): Add overload support for vector extract exponent operation.
12689 (VTDC): Add overload support for vector test data class operation.
12690 (VTDCDP): Likewise.
12691 (VTDCSP): Likewise.
12692 (VIE): Add overload support for vector insert exponent operation.
12695 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12696 overloaded binary floating point functions.
12697 (altivec_resolve_overloaded_builtin): Improve error messages to
12698 distinguish between functions not supported in the current
12699 compiler configuration and functions that were invoked with an
12700 invalid parameter combination, and include the built-in function
12701 name in both error messages.
12702 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12704 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12706 (rs6000_expand_binop_builtin): Add check to enforce that argument
12707 2 of the test data class operations is a 7-bit unsigned literal.
12708 (rs6000_invalid_builtin): Add code to issue an error message if a
12709 built-in function that requires the power9_vector and -m32
12710 command-line options is compiled without these options.
12711 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12712 (UNSPEC_VSX_SXSIGDP): New value.
12713 (UNSPEC_VSX_SXSIGPDP): New value.
12714 (UNSPEC_VSX_SIEXPDP): New value.
12715 (UNSPEC_VSX_SCMPEXPDP): New value.
12716 (UNSPEC_VSX_STSTDC): New value.
12717 (UNSPEC_VSX_VXEXP): New value.
12718 (UNSPEC_VSX_VXSIG): New value.
12719 (UNSPEC_VSX_VIEXP): New value.
12720 (UNSPEC_VSX_VTSTDC): New value.
12721 (xsxexpdp): New insn for scalar extract exponent.
12722 (xsxsigdp): New insn for scalar extract significand.
12723 (xsiexpdp): New insn for scalar insert exponent.
12724 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12725 (*xscmpexpdp): New insn for scalar compare exponents.
12726 (xststdc<Fvsx): New expansion for both single- and
12727 double-precision scalar test data class operations.
12728 (xststdcneg<Fvsx>): New expansion for both single- and
12729 double-precision scalar test for negative value operations.
12730 (*xststdc<Fvsx>): New insn for scalar test data class
12732 (xvxexp<VSs>): New insn for single- and double-precision
12733 vector extract exponent operation.
12734 (xvxsig<VSs>): New insn for single- and double-precision
12735 vector extract significand operation.
12736 (xviexp<VSs>): New insn for single- and double-precision
12737 vector insert exponent operation.
12738 (xvtstdc<VSs>): New insn for single- and double-precision
12739 vector test data class operation.
12740 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12741 built-in functions to represent the Power9 binary floating-point
12742 support instructions.
12744 2016-08-10 bin cheng <bin.cheng@arm.com>
12746 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12748 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12749 Renlin Li <renlin.li@arm.com>
12750 Bin Cheng <bin.cheng@arm.com>
12752 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12753 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12754 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12755 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12756 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12757 (vcond<v_cmp_result><mode>): Ditto.
12758 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12759 (vcondu<mode><mode>): Ditto.
12760 (vcond<v_cmp_mixed><mode>): New pattern.
12761 (vcondu<mode><v_cmp_mixed>): New pattern.
12762 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12763 of aarch64_vcond_internal.
12765 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12766 Renlin Li <renlin.li@arm.com>
12767 Bin Cheng <bin.cheng@arm.com>
12769 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12770 (vec_cmp<mode><v_cmp_result>): New pattern.
12771 (vec_cmpu<mode><mode>): New pattern.
12772 (vcond_mask_<mode><v_cmp_result>): New pattern.
12774 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12776 PR tree-optimization/71734
12777 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12778 REF_LOOP, invoke ref_indep_loop_p_1.
12779 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12780 to ref_indep_loop_p.
12781 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12782 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12783 is inside LOOP, do not cache dpendence value for loops with
12785 (ref_indep_loop_p_2): Delete function.
12786 (can_sm_ref_p): Pass LOOP as additional argument to
12789 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12792 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12793 being an offsettable address.
12795 2016-08-10 Martin Liska <mliska@suse.cz>
12797 PR gcov-profile/58306
12798 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12799 atomic variants of profile update functions.
12801 2016-08-10 Martin Liska <mliska@suse.cz>
12803 Cherry picked (and modified) from google-4_7 branch
12804 2012-12-26 Rong Xu <xur@google.com>
12805 * common.opt (fprofile-update): Add new flag.
12806 * coretypes.h: Define enum profile_update.
12807 * doc/invoke.texi: Document -fprofile-update.
12808 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12809 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12810 * tree-profile.c (gimple_init_edge_profiler): Generate
12811 also atomic profiler update.
12812 (gimple_gen_edge_profiler): Likewise.
12814 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12816 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12817 stack_usage_file to NULL after fclose calls.
12819 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12822 * reload.c (push_reload): Compute subreg_in_class for
12823 subregs of constants and plus expressions. Remove special
12824 handling of SYMBOL_REFs.
12826 2016-08-10 Alan Modra <amodra@gmail.com>
12829 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12830 SImode for TARGET_E500_DOUBLE when given SImode.
12832 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
12834 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
12835 unused variable __O.
12837 2016-08-09 Martin Liska <mliska@suse.cz>
12839 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
12840 _gcov_reset to __gcov_reset.
12841 * doc/gcov-tool.texi: Fix typo.
12843 2016-08-09 Martin Liska <mliska@suse.cz>
12845 * value-prof.c (gimple_divmod_values_to_profile): Do not
12846 instrument MOD histogram if a value is not a SSA name.
12848 2016-08-09 Martin Liska <mliska@suse.cz>
12850 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
12853 2016-08-09 Renlin Li <renlin.li@arm.com>
12855 PR middle-end/64971
12856 * calls.c (prepare_call_address): Convert funexp to Pmode when
12858 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
12859 (sibcall_value): Likewise.
12861 2016-08-09 Marek Polacek <polacek@redhat.com>
12864 * cselib.c (cselib_expand_value_rtx_1): Add return.
12865 * gengtype.c (dbgprint_count_type_at): Likewise.
12866 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
12867 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
12869 2016-08-09 Martin Jambor <mjambor@suse.cz>
12872 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
12873 if instance is a MEM_REF.
12875 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
12878 * config/i386/i386.md (*movtf_internal): Use
12879 lra_in_progress || reload_completed instead of !can_create_pseudo_p
12880 in the insn constraint.
12881 (*movxf_internal): Ditto.
12882 (*movdf_internal): Ditto.
12883 (*movsf_internal): Ditto.
12885 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12887 PR tree-optimization/72772
12888 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
12891 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12893 PR tree-optimization/72772
12894 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
12896 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
12897 parameter STOP and update calls. Move expand_simple_operations
12898 function call from here...
12899 (simplify_using_initial_conditions): ...to here. Delete parameter
12901 (tree_simplify_using_condition): Delete parameter STOP.
12902 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
12903 simplify_using_initial_conditions.
12905 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
12908 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
12909 Use create_tmp_var_raw instead of create_tmp_var.
12911 2016-08-09 Richard Biener <rguenther@suse.de>
12913 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
12914 Treat same SSA names related.
12916 2016-08-09 Jakub Jelinek <jakub@redhat.com>
12918 PR tree-optimization/72824
12919 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
12920 real_zerop is not negative.
12922 2016-08-09 Richard Biener <rguenther@suse.de>
12924 PR tree-optimization/71802
12925 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
12926 all merge opportunities with the predecessor.
12928 2016-08-09 Richard Biener <rguenther@suse.de>
12931 * ipa-prop.c (ipa_modify_formal_parameters): Build
12932 parameter types with natural alignment also for the
12935 2016-08-08 Andi Kleen <ak@linux.intel.com>
12937 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
12939 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12942 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
12943 do-nothing langhook.
12944 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
12945 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
12946 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
12947 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
12949 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12952 * input.c: Ensure that HAVE_ICONV is defined.
12954 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12956 PR middle-end/72781
12957 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
12958 private vars for lastprivate and for linear iterator.
12960 PR middle-end/68762
12961 * omp-simd-clone.c: Include varasm.h.
12962 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
12963 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
12964 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
12965 update function name.
12967 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12969 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
12970 (avr_diagnose_devicespecs_error): Remove.
12971 (avr_devicespecs_file): Remove composing absolute path for specfile
12972 and its verbose info. Remove conditions to check specs-file,
12974 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12976 PR rtl-optimization/72821
12977 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
12978 just return false for them.
12980 2016-08-08 Alan Modra <amodra@gmail.com>
12983 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
12984 toc refs created during reload. Update function comment.
12986 2016-08-08 Alan Modra <amodra@gmail.com>
12989 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
12990 alternatives. Put loads first, then stores, and reg/reg moves
12991 within same class later. Delete attr length.
12993 2016-08-08 Alan Modra <amodra@gmail.com>
12996 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
12997 (mem_operand_ds_form): New predicate.
12998 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
12999 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13000 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13001 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13002 (extendsfdf2_fpr): Replace o constraint with wY.
13004 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13006 * tree-ssa-threadbackward.c: Include tree-inline.h
13007 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13008 size of copied block; for cold paths reduce duplication.
13009 (find_jump_threads_backwards): Remove redundant tests.
13010 (pass_thread_jumps::gate): Enable for -Os.
13012 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13015 * stor-layout.c (layout_decl): Fix up formatting.
13016 (relayout_decl): Allow DECL to be FIELD_DECL.
13018 2016-08-07 Alan Modra <amodra@gmail.com>
13020 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13022 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13024 * data-streamer-in.c (streamer_read_wide_int): New.
13025 (streamer_read_widest_int): Renamed function.
13026 * data-streamer-out.c (streamer_write_wide_int): New
13027 (streamer_write_widest_int): Renamed function.
13028 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13030 (input_cfg): Call renamed function.
13031 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13033 (output_cfg): Call renamed function.
13034 * data-streamer.h: Add declarations.
13036 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13038 * tree-ssa-ccp.c (extend_mask): New param sgn.
13039 Remove ORing with wi::mask.
13040 (get_default_value): Adjust call to extend_mask to pass sign.
13041 (evaluate_stmt): Likewise.
13043 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13045 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13048 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13050 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13051 transform if operand's type is pointer to function or method.
13053 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13055 PR tree-optimization/18046
13056 * tree-ssa-threadedge.c: Include cfganal.h.
13057 (simplify_control_statement_condition): If simplifying a
13058 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13059 with the dominating ASSERT_EXPR before handing it off to VRP.
13060 Mention that a CASE_LABEL_EXPR may be returned.
13061 (thread_around_empty_blocks): Adjust to handle
13062 simplify_control_statement_condition() returning a
13064 (thread_through_normal_block): Likewise.
13065 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13066 a switch statement by trying to determine which case label
13069 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13071 PR rtl-optimization/69847
13072 * lra-constraints.c (process_invariant_for_inheritance): Save
13073 pattern instead of src.
13074 (remove_inheritance_pseudos): Use the pattern. Add assert.
13076 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13078 * input.c (string_concat::string_concat): New constructor.
13079 (string_concat_db::string_concat_db): New constructor.
13080 (string_concat_db::record_string_concatenation): New method.
13081 (string_concat_db::get_string_concatenation): New method.
13082 (string_concat_db::get_key_loc): New method.
13083 (class auto_cpp_string_vec): New class.
13084 (get_substring_ranges_for_loc): New function.
13085 (get_source_range_for_substring): New function.
13086 (get_num_source_ranges_for_substring): New function.
13087 (class selftest::lexer_test_options): New class.
13088 (struct selftest::lexer_test): New struct.
13089 (class selftest::ebcdic_execution_charset): New class.
13090 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13091 (selftest::lexer_test::lexer_test): New constructor.
13092 (selftest::lexer_test::~lexer_test): New destructor.
13093 (selftest::lexer_test::get_token): New method.
13094 (selftest::assert_char_at_range): New function.
13095 (ASSERT_CHAR_AT_RANGE): New macro.
13096 (selftest::assert_num_substring_ranges): New function.
13097 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13098 (selftest::assert_has_no_substring_ranges): New function.
13099 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13100 (selftest::test_lexer_string_locations_simple): New function.
13101 (selftest::test_lexer_string_locations_ebcdic): New function.
13102 (selftest::test_lexer_string_locations_hex): New function.
13103 (selftest::test_lexer_string_locations_oct): New function.
13104 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13105 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13106 (selftest::test_lexer_string_locations_ucn4): New function.
13107 (selftest::test_lexer_string_locations_ucn8): New function.
13108 (selftest::uint32_from_big_endian): New function.
13109 (selftest::test_lexer_string_locations_wide_string): New function.
13110 (selftest::uint16_from_big_endian): New function.
13111 (selftest::test_lexer_string_locations_string16): New function.
13112 (selftest::test_lexer_string_locations_string32): New function.
13113 (selftest::test_lexer_string_locations_u8): New function.
13114 (selftest::test_lexer_string_locations_utf8_source): New function.
13115 (selftest::test_lexer_string_locations_concatenation_1): New
13117 (selftest::test_lexer_string_locations_concatenation_2): New
13119 (selftest::test_lexer_string_locations_concatenation_3): New
13121 (selftest::test_lexer_string_locations_macro): New function.
13122 (selftest::test_lexer_string_locations_stringified_macro_argument):
13124 (selftest::test_lexer_string_locations_non_string): New function.
13125 (selftest::test_lexer_string_locations_long_line): New function.
13126 (selftest::test_lexer_char_constants): New function.
13127 (selftest::input_c_tests): Call the new test functions once per
13128 case within the line_table test matrix.
13129 * input.h (struct string_concat): New struct.
13130 (struct location_hash): New struct.
13131 (class string_concat_db): New class.
13132 * substring-locations.h: New header.
13134 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13136 PR tree-optimization/72810
13137 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13138 the type of the case labels when truncating.
13140 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13143 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13144 (aarch64_fp16_ptr_type_node): Likewise.
13145 * config/aarch64/aarch64-simd-builtins.c
13146 (aarch64_fp16_ptr_type_node): Define.
13147 (aarch64_init_fp16_types): New, refactored out of...
13148 (aarch64_init_builtins): ...here, update to call
13149 aarch64_init_fp16_types.
13150 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13152 (aapcs_vfp_sub_candidate): Likewise.
13154 2016-08-05 Martin Liska <mliska@suse.cz>
13155 Joshua Cranmer <Pidgeot18@gmail.com>
13157 * gcov.c (line_t::has_block): New function.
13158 (enum loop_type): New enum.
13159 (handle_cycle): New function.
13160 (unblock): Likewise.
13161 (circuit): Likewise.
13162 (get_cycles_count): Likewise.
13163 (accumulate_line_counts): Use new loop detection algorithm.
13165 2016-08-05 Martin Liska <mliska@suse.cz>
13167 * gcov.c (output_intermediate_file): Rename
13168 function_info::line_next to next_file_fn.
13169 (process_file): Likewise.
13170 (read_graph_file): Likewise.
13171 (accumulate_line_counts): Likewise.
13172 (output_lines): Likewise.
13174 2016-08-05 Richard Biener <rguenther@suse.de>
13176 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13177 restriction on threading to a loop header.
13179 2016-08-05 Richard Biener <rguenther@suse.de>
13181 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13182 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13183 adjust loop info accordingly.
13185 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13187 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13188 before folding call to __builtin_constant_p with parameters to false.
13190 2016-08-05 Alan Modra <amodra@gmail.com>
13192 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13193 code accidentally committed 2016-05-02 providing class when given
13196 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13198 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13199 the case label ranges that partially overlap with OP's value
13202 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13205 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13206 Cast builtin function result to __mmask16 instead of __mmask8.
13207 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13208 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13209 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13211 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13213 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13214 (ASSERT_TRUE_AT): New macro.
13215 (ASSERT_FALSE): Reimplement in terms of...
13216 (ASSERT_FALSE_AT): New macro.
13217 (ASSERT_STREQ_AT): Fix typo in comment.
13219 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13221 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13222 labels are exhaustive, designate the label with the widest
13223 range to be the default label.
13225 2016-08-04 Andrew Pinski <apinski@cavium.com>
13227 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13228 (thunderx_tunings): Use thunderx_vector_cost instead of
13229 generic_vector_cost.
13231 2016-08-04 Martin Liska <mliska@suse.cz>
13233 * gcov.c (main): Fix GNU coding style.
13234 (output_intermediate_file): Likewise.
13235 (process_file): Likewise.
13236 (generate_results): Likewise.
13237 (release_structures): Likewise.
13238 (create_file_names): Likewise.
13239 (find_source): Likewise.
13240 (read_graph_file): Likewise.
13241 (find_exception_blocks): Likewise.
13242 (canonicalize_name): Likewise.
13243 (make_gcov_file_name): Likewise.
13244 (mangle_name): Likewise.
13245 (accumulate_line_counts): Likewise.
13246 (output_branch_count): Likewise.
13247 (read_line): Likewise.
13249 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13251 PR rtl-optimization/71779
13252 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13253 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13254 or if it was truncated.
13256 PR rtl-optimization/70903
13257 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13259 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13261 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13262 accessing SSA_NAME_PTR_INFO.
13264 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13267 * common/config/avr/avr-common.c (avr_option_optimization_table)
13268 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13270 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13273 * config/avr/avr.md: New pattern to work around do_store_flag
13274 generating shift instructions for bit extractions.
13276 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13278 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13280 (add_equivalence): Likewise.
13281 (get_value_range): Allocate value range with vrp_value_range_pool.
13282 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13283 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13285 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13287 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13288 the default for the rs6000 port.
13290 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13292 PR middle-end/71876
13293 * calls.c (special_function_p): Remove special handling of
13294 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13295 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13296 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13298 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13300 PR middle-end/72778
13301 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13302 Don't stop on regular insns.
13304 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13306 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13307 size to DImode boundary.
13308 (nvptx_propagate): Likewise.
13310 2016-08-03 Alan Modra <amodra@gmail.com>
13312 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13313 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13314 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13315 from -mefficient-unaligned-vector. Note that this affects fp too.
13317 2016-08-03 Alan Modra <amodra@gmail.com>
13319 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13322 2016-08-03 Alan Modra <amodra@gmail.com>
13324 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13325 to a reg. Localize vars.
13327 2016-08-03 Alan Modra <amodra@gmail.com>
13329 * config/rs6000/rs6000.opt: Remove negatives from help strings
13332 2016-08-03 Alan Modra <amodra@gmail.com>
13334 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13335 Delete duplicated code.
13337 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13339 PR middle-end/72778
13340 * lra-spills.c (regno_in_use_p): New.
13341 (lra_final_code_change): Use it.
13343 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13345 PR rtl-optimization/69847
13346 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13348 (lra_rtx_hash): New.
13349 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13351 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13352 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13353 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13354 next insn is USE with the same reg as the current insn source.
13355 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13357 (lra_constraints_init): Call initiate_invariants.
13358 (lra_constraints_finish): Call finish_invariants.
13359 (struct invariant, invariant_t, invariant_ptr_t): New.
13360 (const_invariant_ptr_t, invariants, invariants_pool): New.
13361 (invariant_table, invariant_hash, invariant_eq_p): New.
13362 (insert_invariant, initiate_invariants, finish_invariants): New.
13363 (clear_invariants, invalid_invariant_regs): New.
13364 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13365 instead of restore_regno.
13366 (invariant_p, process_invariant_for_inheritance): New.
13367 (inherit_in_ebb): Implement invariant inheritance.
13368 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13369 (remove_inheritance_pseudos): Implement undoing invariant
13371 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13372 instead of restore_regno.
13373 * lra-assigns.c (regno_live_length): New.
13374 (reload_pseudo_compare_func): Use regno_live_length.
13375 (assign_by_spills): Use restore_rtx instead of restore_regno.
13376 (lra_assign): Ditto. Initiate regno_live_length.
13378 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13380 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13381 __builtin_aarch64_fmindf.
13383 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13385 PR tree-optimization/34114
13386 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13387 information for more control IVs.
13389 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13391 PR tree-optimization/34114
13392 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13393 PLUS_EXPR case. Handle SSA_NAME case.
13395 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13397 * config/aarch64/aarch64-simd-builtins.def
13398 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13399 (__builtin_aarch64_fmaxdf): Likewise.
13400 (__builtin_aarch64_smin_nandf): Likewise.
13401 (__builtin_aarch64_smax_nandf): Likewise.
13402 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13403 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13404 (<fmaxmin><mode>3): ...this.
13405 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13406 (vminnm_f64): Likewise.
13407 (vmin_f64): Likewise.
13408 (vmax_f64): Likewise.
13409 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13410 (FMAXMIN_UNS): ...this.
13411 (fmaxmin): Merged with
13412 (fmaxmin_op): ...this...
13413 (maxmin_uns_op): ...in to this.
13415 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13417 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13418 Add support for vec_extract on vector float, vector int, vector
13419 short, and vector char vector types.
13420 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13421 vector float, vector int, vector short, and vector char
13422 optimizations on 64-bit ISA 2.07 systems for both constant and
13423 variable element numbers.
13424 (rs6000_split_vec_extract_var): Likewise.
13425 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13426 Altivec registers on ISA 2.07 and above.
13427 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13428 which never was matched due to the split occuring before register
13429 allocation (and the code would not have worked on little endian
13430 systems if it did match). Allow extracts to go to the Altivec
13431 registers if ISA 2.07 (power8). Change from using "" around the
13432 C++ code to using {}'s.
13433 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13434 vec_extracts when the vector is in memory.
13435 (vsx_extract_v4sf_var): New insn to optimize vector float
13436 vec_extracts when the element number is variable on 64-bit ISA
13438 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13439 for 64-bit ISA 2.07 as well as ISA 3.0.
13440 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13441 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13442 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13443 optimize vector int, vector short, and vector char vec_extracts
13444 when the vector is in memory.
13445 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13446 optimize vector int, vector short, and vector char vec_extracts
13447 when the element number is variable.
13449 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13452 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13453 does not overlap with other symbol flags.
13455 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13457 * config/aarch64/aarch64.h (aarch64_frame):
13458 Remove padding0 and hardfp_offset. Add locals_offset,
13459 initial_adjust, callee_adjust, callee_offset and final_adjust.
13460 * config/aarch64/aarch64.c (aarch64_layout_frame):
13461 Remove unused padding0 and hardfp_offset initializations.
13462 Choose frame layout and set frame variables accordingly.
13463 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13464 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13465 (aarch64_pop_regs): Likewise.
13466 (aarch64_expand_prologue): Remove all decision code, just emit
13467 prolog according to frame variables.
13468 (aarch64_expand_epilogue): Remove all decision code, just emit
13469 epilog according to frame variables.
13470 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13472 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13475 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13476 fix_debug_reg_uses after changing source register mode to
13477 V1TImode if source register is undefined.
13479 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13481 PR tree-optimization/71818
13482 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13483 with non invariant evolutions
13485 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13488 * config/avr/avr.md (length) [branch]: Correct insn length
13489 attribute for forward branches.
13491 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13493 * doc/extend.texi (AVR Built-in Functions): Document
13494 __builtin_avr_nops.
13495 * config/avr/builtins.def (NOPS): New.
13496 * config/avr/avr.c (avr_expand_nops): New static function.
13497 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13499 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13501 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13502 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13505 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13507 * config/aarch64/aarch64.c (vulcan_tunings): Update
13508 vulcan L1 cache_line_size.
13510 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13512 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13513 function that takes a vector memory address, a hard register, an
13514 element number and a temporary base register, and recreates an
13515 address that points to the appropriate element within the vector.
13516 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13517 (rs6000_split_vec_extract_var): Add support for the target of a
13518 vec_extract with variable element number being a scalar memory
13520 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13522 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13523 vsx_extract_<mode>_load insn with a new insn that optimizes
13524 storing either element to a memory location, using scratch
13525 registers to pick apart the vector and reconstruct the address.
13526 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13527 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13528 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13530 (vsx_extract_<mode>_var): Add support for extracting a variable
13531 element number from memory.
13533 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13535 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13536 when testing for compares against constants of the form 0xabab.
13538 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13540 PR tree-optimization/57558
13541 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13543 (vect_loop_versioning): Support versioning with niter assumptions.
13544 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13545 (vect_get_loop_niters): New parameter. Reimplement to support
13546 assumptions in loop niter info.
13547 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13548 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13549 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13550 Support loop versioning for niters.
13551 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13552 (vect_free_loop_info_assumptions): New function.
13553 (vectorize_loops): Free loop niter info for loops with flag
13554 LOOP_F_ASSUMPTIONS set if vectorization failed.
13555 * tree-vectorizer.h (struct _loop_vec_info): New field
13556 num_iters_assumptions.
13557 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13558 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13559 (LOOP_REQUIRES_VERSIONING): New macro.
13560 (vect_free_loop_info_assumptions): New decl.
13562 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13564 * cfgloop.h (struct loop): New field constraints.
13565 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13566 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
13568 * cfgloop.c (alloc_loop): Initialize new field.
13569 * cfgloopmanip.c (copy_loop_info): Copy constraints.
13570 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
13571 Adjust niter analysis wrto loop constraints.
13572 * doc/loop.texi (@node Number of iterations): Add description for loop
13575 2016-07-29 Marek Polacek <polacek@redhat.com>
13578 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
13579 (ix86_expand_round_builtin): Likewise.
13581 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
13582 Georg-Johann Lay <avr@gjlay.de>
13584 PR rtl-optimization/71976
13585 * combine.c (get_last_value): Return 0 if the argument for which
13586 the function is called has a wider mode than the recorded value.
13588 2016-07-29 Marek Polacek <polacek@redhat.com>
13591 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13592 (altivec_expand_st_builtin): Likewise.
13594 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13596 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13597 introduced in r238381.
13599 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13601 PR middle-end/68217
13602 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13603 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13605 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13607 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13609 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13610 Add support for vec_extract of vector double or vector long having
13611 a variable element number on 64-bit ISA 2.07 systems or newer.
13612 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13614 (rs6000_split_vec_extract_var): New function to split a
13615 vec_extract built-in function with variable element number.
13616 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13618 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13619 (UNSPEC_VSX_EXTRACT): Likewise.
13620 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13621 direct move instructions to be generated on 64-bit ISA 2.07
13622 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13624 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13625 arguments for vec_extract variable element.
13626 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13627 vec_extract with variable element on V2DFmode and V2DImode
13629 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13630 -mupper-regs-df requirement, since it isn't needed.
13631 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13632 do direct moves on 64-bit systems, which allows optimization of
13633 vec_extract on 64-bit ISA 2.07 systems and newer.
13635 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13636 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13638 * config/aarch64/aarch64.md
13639 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13640 statement and type.
13641 (<optab>qihi2_aarch64): Likewise, and split into two.
13642 (extendqihi2_aarch64): New.
13643 (zero_extendqihi2_aarch64): New.
13644 * config/aarch64/iterators.md (ldrxt): Remove.
13645 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13648 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13650 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13652 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13654 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13655 (aarch64_push_reg): New function to push 1 or 2 registers.
13656 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13657 (aarch64_expand_prologue): Use aarch64_push_regs.
13658 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13660 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13662 PR tree-optimization/71734
13663 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13664 attribute instead of REF_LOOP and use it.
13665 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13666 set it for Loops having non-zero safelen attribute.
13667 (ref_indep_loop_p): Pass zero as initial value for safelen.
13669 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13671 PR middle-end/72657
13673 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13674 call using chkp_gimple_call_builtin_p.
13675 (chkp_copy_bounds_for_assign): Likewise.
13677 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13679 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13680 * config/arm/arm-protos.h (struct tune_params): Likewise.
13681 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13682 (cortex_a9_sched_adjust_cost): Likewise.
13683 (fa726te_sched_adjust_cost): Likewise.
13684 (arm_adjust_cost): Likewise.
13685 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13686 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13687 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13688 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13689 * config/ia64/ia64.c: Likewise.
13690 * config/m68k/m68k.c: Likewise.
13691 * config/mep/mep.c (mep_adjust_cost): Likewise.
13692 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13694 * config/mips/mips.c (mips_adjust_cost): Likewise.
13695 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13697 * config/pa/pa.c (pa_adjust_cost): Likewise.
13698 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13699 (rs6000_debug_adjust_cost): Likewise.
13700 * config/sh/sh.c (sh_adjust_cost): Likewise.
13701 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13702 (hypersparc_adjust_cost): Likewise.
13703 (sparc_adjust_cost): Likewise.
13704 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13705 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13706 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13708 * config/visium/visium.c (visium_adjust_cost): Likewise.
13709 * doc/tm.texi: Regenerate.
13710 * haifa-sched.c (dep_cost_1): Adjust.
13711 * target.def: Merge adjust_cost and adjust_cost_2.
13713 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13715 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13717 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13719 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13720 (extract_mentioned_regs): Append to a vector instead of
13721 returning a rtx_expr_list.
13722 (st_expr_entry): Adjust.
13723 (free_st_expr_entry): Likewise.
13724 (store_ops_ok): Likewise.
13725 (store_killed_in_insn): Likewise.
13726 (find_moveable_store): Likewise.
13728 2016-07-28 Martin Liska <mliska@suse.cz>
13730 PR gcov-profile/68025
13731 * tree-profile.c (tree_profiling): Respect
13732 no_profile_instrument_function attribute.
13733 * doc/extend.texi: Document no_profile_instrument_function
13736 2016-07-28 Martin Liska <mliska@suse.cz>
13738 PR rtl-optimization/70944
13739 * combine.c (make_compound_operation):
13740 Do not allow make_compound_operation for vector mode
13742 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13744 PR middle-end/71994
13745 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13746 before calling get_ops.
13748 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13750 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13751 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13752 (BITS_PER_UNIT_LOG): Remove.
13753 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13754 * expr.c (expand_assignment): Likewise.
13755 * stor-layout.c (initialize_sizetypes): Likewise.
13757 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13759 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13760 signature of rs6000_expand_vector_extract so that the element
13761 number is a RTX instead of a constant integer.
13762 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13764 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13765 (altivec_expand_vec_ext_builtin): Likewise.
13766 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13767 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13768 MFVSRLD instruction.
13770 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13772 * input.c (get_pure_location): Move here from tree.c.
13773 (make_location): Likewise. Add header comment.
13774 (selftest::test_accessing_ordinary_linemaps): Verify
13775 pure_location_p, make_location, get_location_from_adhoc_loc and
13776 get_range_from_loc.
13777 * input.h (get_pure_location): Move declaration here from tree.h.
13778 (get_finish): Likewise for inline function.
13779 (make_location): Likewise for declaration.
13780 * tree.c (get_pure_location): Move to input.c.
13781 (make_location): Likewise.
13782 * tree.h (get_pure_location): Move declaration to tree.h.
13783 (get_finish): Likewise for inline function.
13784 (make_location): Likewise for declaration.
13786 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13788 PR middle-end/71078
13789 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13791 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13793 * system.h (STATIC_ASSERT): Use static_assert if building
13794 with C++11 onwards.
13796 2016-07-27 Richard Biener <rguenther@suse.de>
13798 PR tree-optimization/72517
13799 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13800 Revert change to not compute read-read dependences.
13802 2016-07-27 Richard Biener <rguenther@suse.de>
13804 * predict.c (set_even_probabilities): Make nedges unsigned.
13806 2016-07-27 Martin Liska <mliska@suse.cz>
13808 * predict.c (set_even_probabilities): Handle unlikely edges.
13809 (combine_predictions_for_bb): Likewise.
13811 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13814 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13815 __float128 support when we don't have hardware support, so that
13816 the IEEE built-in functions like isgreater, first call __unordkf3
13817 to make sure neither operand is a NaN, and if both operands are
13818 ordered, do the normal comparison.
13820 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13822 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13824 (extract_code_and_val_from_cond_with_ops): Verify that name is
13825 either cond_op0 or cond_op1.
13827 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13829 PR tree-optimization/18046
13830 * genmodes.c (emit_mode_size_inline): Emit an assert that
13831 verifies that mode is a valid array index.
13832 (emit_mode_nuinits_inline): Likewise.
13833 (emit_mode_inner_inline): Likewise.
13834 (emit_mode_unit_size_inline): Likewise.
13835 (emit_mode_unit_precision_inline): Likewise.
13836 * tree-vrp.c: Include params.h.
13837 (find_switch_asserts): Register edge assertions for the default
13838 label which correspond to the anti-ranges of each case label.
13839 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
13840 * doc/invoke.texi: Document it.
13842 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13844 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
13845 and unnecessary call to gimple_bb.
13847 2016-07-26 Richard Biener <rguenther@suse.de>
13849 PR rtl-optimization/71984
13850 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
13853 2016-07-26 Richard Biener <rguenther@suse.de>
13855 PR middle-end/72517
13856 * expmed.c (extract_bit_field_1): Constrain the vector mode
13857 with element size matching the extraction mode size when
13858 choosing a better vector mode to do the extraction from.
13860 2016-07-26 Richard Biener <rguenther@suse.de>
13861 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13863 PR middle-end/70920
13864 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
13867 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13869 * tree-ssa-structalias.c (struct scc_info): Change types of
13870 members to auto_sbitmap and auto_vec.
13871 (scc_info::scc_info): New constructor.
13872 (scc_info::~scc_info): New destructor.
13873 (init_scc_info): Remove.
13874 (free_scc_info): Remove.
13875 (find_indirect_cycles): Adjust.
13876 (perform_var_substitution): Likewise.
13877 (free_var_substitution_info): Likewise.
13879 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13881 * tree-outof-ssa.c (struct elim_graph): Change type of members
13882 to auto_vec and auto_sbitmap.
13883 (elim_graph::elim_graph): New constructor.
13884 (delete_elim_graph): Remove.
13885 (expand_phi_nodes): Adjust.
13887 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13889 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
13890 (new_elim_graph): Adjust.
13891 (clear_elim_graph): Likewise.
13892 (delete_elim_graph): Likewise.
13893 (elim_graph_size): Likewise.
13894 (elim_graph_add_node): Likewise.
13895 (elim_graph_add_edge): Likewise.
13896 (elim_graph_remove_succ_edge): Likewise.
13897 (eliminate_name): Likewise.
13898 (eliminate_build): Likewise.
13899 (elim_forward): Likewise.
13900 (elim_unvisited_predecessor): Likewise.
13901 (elim_backward): Likewise.
13902 (elim_create): Likewise.
13903 (eliminate_phi): Likewise.
13904 (expand_phi_nodes): Likewise.
13906 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13908 * bt-load.c (compute_out): Use auto_sbitmap class.
13909 (link_btr_uses): Likewise.
13910 * cfganal.c (mark_dfs_back_edges): Likewise.
13911 (post_order_compute): Likewise.
13912 (inverted_post_order_compute): Likewise.
13913 (pre_and_rev_post_order_compute_fn): Likewise.
13914 (single_pred_before_succ_order): Likewise.
13915 * cfgexpand.c (pass_expand::execute): Likewise.
13916 * cfgloop.c (verify_loop_structure): Likewise.
13917 * cfgloopmanip.c (fix_bb_placements): Likewise.
13918 (remove_path): Likewise.
13919 (update_dominators_in_loop): Likewise.
13920 * cfgrtl.c (break_superblocks): Likewise.
13921 * ddg.c (check_sccs): Likewise.
13922 (create_ddg_all_sccs): Likewise.
13923 * df-core.c (df_worklist_dataflow): Likewise.
13924 * dse.c (dse_step3): Likewise.
13925 * except.c (eh_region_outermost): Likewise.
13926 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13927 * gcse.c (prune_expressions): Likewise.
13928 (prune_insertions_deletions): Likewise.
13929 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
13930 * graph.c (draw_cfg_nodes_no_loops): Likewise.
13931 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
13932 * lcm.c (compute_earliest): Likewise.
13933 (compute_farthest): Likewise.
13934 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
13935 (unroll_loop_runtime_iterations): Likewise.
13936 (unroll_loop_stupid): Likewise.
13937 * lower-subreg.c (decompose_multiword_subregs): Likewise.
13938 * lra-lives.c: Likewise.
13939 * lra.c (lra): Likewise.
13940 * modulo-sched.c (schedule_reg_moves): Likewise.
13941 (optimize_sc): Likewise.
13942 (get_sched_window): Likewise.
13943 (sms_schedule_by_order): Likewise.
13944 (check_nodes_order): Likewise.
13945 (order_nodes_of_sccs): Likewise.
13946 (order_nodes_in_scc): Likewise.
13947 * recog.c (split_all_insns): Likewise.
13948 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
13949 * reload1.c (reload): Likewise.
13950 * sched-rgn.c (haifa_find_rgns): Likewise.
13951 (split_edges): Likewise.
13952 (compute_trg_info): Likewise.
13953 * sel-sched.c (init_seqno): Likewise.
13954 * store-motion.c (remove_reachable_equiv_notes): Likewise.
13955 * tree-into-ssa.c (update_ssa): Likewise.
13956 * tree-ssa-live.c (live_worklist): Likewise.
13957 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
13958 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13960 (try_peel_loop): Likewise.
13961 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13963 * tree-ssa-pre.c (compute_antic): Likewise.
13964 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
13965 * tree-stdarg.c (reachable_at_most_once): Likewise.
13966 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
13967 * var-tracking.c (vt_find_locations): Likewise.
13969 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13971 * sbitmap.h (auto_sbitmap): New class.
13973 2016-07-26 Alan Modra <amodra@gmail.com>
13976 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
13979 2016-07-25 David Malcolm <dmalcolm@redhat.com>
13981 * input.c (selftest::temp_source_file::temp_source_file): Fix
13982 missing "%s" in fprintf.
13984 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
13986 PR middle-end/71732
13987 * cselib.c (cselib_process_insn): Invalidate argument slots for
13990 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13992 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
13993 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
13994 vmulxh_lane_f16, vmulxh_laneq_f16): New.
13996 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13998 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13999 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14000 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14002 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14004 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14005 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14007 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14008 (add<mode>3): Likewise.
14009 (sub<mode>3): Likewise.
14010 (mul<mode>3): Likewise.
14011 (div<mode>3): Likewise.
14012 (*div<mode>3): Likewise.
14013 (<fmaxmin><mode>3): Extend to HF.
14014 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14015 (fabd<mode>3): Likewise.
14016 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14017 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14018 (aarch64_fmulx<mode>): Likewise.
14019 (aarch64_fac<optab><mode>): Likewise.
14020 (aarch64_frecps<mode>): Likewise.
14021 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14022 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14023 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14024 (VSDQ_HSDI): Support HI.
14025 (fcvt_target, FCVT_TARGET): Likewise.
14026 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14027 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14028 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14029 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14030 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14031 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14032 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14033 vrsqrtsh_f16): New.
14035 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14037 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14038 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14039 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14040 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14042 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14043 (aarch64_cm<optab><mode>): Likewise.
14044 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14045 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14046 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14047 (sqrt<mode>2): Likewise.
14048 (*sqrt<mode>2): Likewise.
14049 (abs<mode>2): Likewise.
14050 (<optab><mode>hf2): New pattern for HF mode.
14051 (<optab>hihf2): Likewise.
14052 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14053 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14054 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14056 * config/aarch64/arm_fp16.h: New file.
14057 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14058 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14059 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14060 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14061 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14062 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14063 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14064 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14065 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14066 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14067 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14068 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14071 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14073 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14074 reduc_smin_scal_): Use VDQIF_F16.
14075 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14076 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14078 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14079 * config/aarch64/iterators.md (VDQIF_F16): New.
14080 (vp): Support HF modes.
14081 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14082 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14084 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14086 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14087 "*aarch64_mulx_elt_from_dup<mode>".
14088 (*aarch64_mul3_elt<mode>): Update schedule type.
14089 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14090 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14091 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14092 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14093 (f, fp): Support HF modes.
14094 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14095 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14096 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14097 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14098 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14099 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14101 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14103 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14104 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14106 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14109 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14111 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14112 * config/aarch64/aarch64-simd.md
14113 (aarch64_rsqrts<mode>): Extend to HF modes.
14114 (fabd<mode>3): Likewise.
14115 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14116 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14117 (aarch64_<maxmin_uns>p<mode>): Likewise.
14118 (<su><maxmin><mode>3): Likewise.
14119 (<maxmin_uns><mode>3): Likewise.
14120 (<fmaxmin><mode>3): Likewise.
14121 (aarch64_faddp<mode>): Likewise.
14122 (aarch64_fmulx<mode>): Likewise.
14123 (aarch64_frecps<mode>): Likewise.
14124 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14125 (add<mode>3): Extend to HF modes.
14126 (sub<mode>3): Likewise.
14127 (mul<mode>3): Likewise.
14128 (div<mode>3): Likewise.
14129 (*div<mode>3): Likewise.
14130 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14132 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14133 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14134 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14135 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14136 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14137 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14138 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14139 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14140 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14141 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14142 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14143 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14144 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14145 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14147 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14149 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14150 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14151 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14152 (neg<mode>2): Likewise.
14153 (abs<mode>2): Likewise.
14154 (<frint_pattern><mode>2): Likewise.
14155 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14156 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14157 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14158 (ftrunc<VDQF:mode>2): Likewise.
14159 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14160 (sqrt<mode>2): Likewise.
14161 (*sqrt<mode>2): Likewise.
14162 (aarch64_frecpe<mode>): Likewise.
14163 (aarch64_cm<optab><mode>): Likewise.
14164 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14166 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14167 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14169 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14170 (vdupq_n_f16): Likewise.
14171 (vld1_dup_f16): Use vdup_n_f16.
14172 (vld1q_dup_f16): Use vdupq_n_f16.
14173 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14174 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14175 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14176 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14177 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14178 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14179 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14180 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14181 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14182 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14183 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14184 vsqrt_f16, vsqrtq_f16): New.
14186 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14188 * config/aarch64/aarch64-simd.md
14189 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14190 (aarch64_ext<mode>): Likewise.
14191 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14192 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14193 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14195 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14197 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14198 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14199 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14200 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14201 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14202 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14203 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14205 (vmov_n_f16): Reimplement using vdup_n_f16.
14206 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14208 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14210 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14211 "frame_related_p". Generate CFA annotation when it's necessary.
14212 (aarch64_expand_prologue): Use aarch64_add_constant.
14213 (aarch64_expand_epilogue): Likewise.
14214 (aarch64_output_mi_thunk): Pass "false" when calling
14215 aarch64_add_constant.
14217 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14219 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14222 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14224 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14225 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14226 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14227 (aarch64_build_constant): Delete.
14229 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14232 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14234 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14235 flag_toplevel_reorder.
14237 2016-07-25 Richard Biener <rguenther@suse.de>
14239 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14240 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14241 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14242 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14243 (streamer_get_builtin_tree): Likewise.
14244 (streamer_write_builtin): Likewise.
14245 * lto-streamer.h (LTO_builtin_decl): Remove.
14246 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14247 (lto_input_scc): Remove LTO_builtin_decl handling.
14248 (lto_input_tree_1): Liekwise.
14249 * lto-streamer-out.c (lto_output_tree_1): Remove special
14250 handling of builtins.
14251 (DFS::DFS): Likewise.
14252 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14253 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14255 (streamer_write_builtin): Remove.
14257 2016-07-25 Martin Liska <mliska@suse.cz>
14259 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14260 if flag_auto_profile is set to true.
14262 2016-07-25 Martin Liska <mliska@suse.cz>
14264 PR gcov-profile/71868
14265 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14266 have a function with multiple latches, count them all.
14268 2016-07-25 Martin Liska <mliska@suse.cz>
14270 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14272 2016-07-25 Martin Liska <mliska@suse.cz>
14274 PR tree-optimization/71987
14275 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14276 just for SSA_NAMEs. Fix GNU coding style.
14278 2016-07-25 Martin Liska <mliska@suse.cz>
14280 PR gcov-profile/64874
14281 * gcov-io.h: Update command about file format.
14282 * gcov-iov.c (main): Adapt the numbering scheme.
14284 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14286 PR middle-end/66726
14287 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14288 whose result is used in PHI.
14289 (final_range_test_p): Likewise.
14290 (maybe_optimize_range_tests): Likewise.
14292 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14294 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14295 Reformat two multi-line strings.
14297 2016-07-22 Martin Sebor <msebor@redhat.com>
14299 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14301 2016-07-22 Martin Sebor <msebor@redhat.com>
14304 * doc/extend.texi (Compound Literals): Correct and clarify.
14305 (Cast to Union): Same.
14307 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14309 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14310 comments to explain why certain error messages make mention of
14311 undocumented options.
14312 (rs6000_invalid_builtin): Change error messages to replace mention
14313 of undocumented options with mention of the -mcpu=power9 option
14314 that enables those undocumented options.
14315 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14316 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14317 definition of this macro to correct an existing error.
14318 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14319 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14320 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14321 descriptions of built-in functions so that they depend on
14322 -mcpu=power9 instead of on the corresponding undocumented flags.
14323 * doc/invoke.texi (Option Summary): Remove all mention of newly
14324 undocumented flags.
14325 (IBM RS/6000 and PowerPC Options): Likewise.
14326 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14327 mention of newly undocumented flags.
14329 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14331 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14332 when target_clones attribute is set.
14334 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14336 * common.opt (funsafe-loop-optimizations): Mark ignore.
14337 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14338 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14340 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14341 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14343 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14345 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14347 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14349 (number_of_iterations_exit): Warn missed loop optimization for
14350 possible infinite loops.
14352 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14355 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14356 when to emit a ".machine" pseudo-op.
14358 2016-07-22 Martin Liska <mliska@suse.cz>
14360 PR gcov-profile/69028
14361 PR gcov-profile/62047
14362 * coverage.c (coverage_compute_lineno_checksum): Do not
14363 calculate checksum for fns w/o xloc.file.
14364 (coverage_compute_profile_id): Likewise.
14366 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14368 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14369 (avr_secondary_reload): ...and implementation.
14370 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14371 * config/avr/avr.md (reload_in<mode>): Remove insns.
14372 (adjust_len) [lpm]: Remove insn attribute value.
14373 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14375 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14377 PR middle-end/71876
14378 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14380 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14381 * calls.c (special_function_p): Remove the special handling of the
14382 "__builtin_" prefix.
14384 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14386 PR middle-end/71876
14387 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14388 if STMT may be an alloca call.
14389 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14390 builtin alloca call.
14391 * calls.h (gimple_maybe_alloca_call_p): New function.
14392 * tree-inline.c (inline_forbidden_p_stmt): Use
14393 gimple_maybe_alloca_call_p here.
14395 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14397 * spellcheck-tree.c (best_macro_match::best_macro_match):
14398 Explictly specify the template arguments when invoking the base
14399 class constructor, to help older C++ compilers.
14401 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14404 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14405 before builtin_decl_implicit.
14407 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14409 * optabs.c (emit_condiitonal_move): Short circuit for identical
14412 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14414 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14415 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14416 (noce_conversion_profitable_p): New.
14417 (noce_try_store_flag_constants): Use it.
14418 (noce_try_addcc): Likewise.
14419 (noce_try_store_flag_mask): Likewise.
14420 (noce_try_cmove): Likewise.
14421 (noce_try_cmove_arith): Likewise.
14422 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14424 (noce_convert_multiple_sets): Move cost model to here, from...
14425 (bb_ok_for_noce_convert_multiple_sets) ...here.
14426 (noce_process_if_block): Update calls for above changes.
14427 (noce_find_if_block): Record new noce_if_info parameters.
14429 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14431 * target.def (max_noce_ifcvt_seq_cost): New.
14432 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14433 * doc/tm.texi: Regenerate.
14434 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14435 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14436 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14437 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14438 * doc/invoke.texi: Document new params.
14440 2016-07-21 Richard Biener <rguenther@suse.de>
14442 PR tree-optimization/71947
14443 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14444 ranges have useful limit_vr information.
14446 2016-07-21 Richard Biener <rguenther@suse.de>
14448 * function-tests.c (build_trivial_generic_function): Set
14449 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14450 * omp-low.c (create_omp_child_function): Likewise.
14451 (grid_expand_target_grid_body): Likewise.
14452 * cgraphunit.c (init_lowered_empty_function): Likewise.
14453 (cgraph_node::expand_thunk): Likewise.
14454 * tree-parloops.c (create_loop_fn): Likewise.
14455 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14457 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14459 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14462 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14464 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14465 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14466 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14467 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14468 values for insn attribute.
14469 * config/avr/avr.c (avr_out_insert_notbit): New function.
14470 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14471 ADJUST_LEN_INSV_NOTBIT_0/_7.
14472 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14474 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14476 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14477 (chrec_convert_1, chrec_convert): Ditto.
14478 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14479 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14480 * tree-vrp.c (adjust_range_with_scev): Ditto.
14481 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14482 (scev_var_range_cant_overflow): New function.
14483 (scev_probably_wraps_p): New parameter. Call above function.
14484 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14486 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14488 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14489 by removing computation of may_be_zero.
14491 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14493 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14495 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14497 Improving concepts performance and diagnostics.
14498 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14499 for constraint satisfaction and subsumption.
14500 * timevar.h (auto_timevar): New constructor that matches the push/pop
14501 pattern of usage in pt.c.
14503 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14505 * hwint.h (HOST_WIDE_INT_0): New define.
14506 (HOST_WIDE_INT_0U): Ditto.
14507 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14508 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14509 * simplify-rtx.c: Ditto.
14510 * tree-object-size.c: Ditto.
14512 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14514 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14517 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14519 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14520 * combine.c: Use HOST_WIDE_INT_M1U instead of
14521 ~(unsigned HOST_WIDE_INT) 0.
14522 * double-int.h: Ditto.
14524 * dwarf2asm.c:Ditto.
14526 * genmodes.c: Ditto.
14528 * read-rtl.c: Ditto.
14529 * tree-ssa-loop-ivopts.c: Ditto.
14530 * tree-ssa-loop-prefetch.c: Ditto.
14531 * tree-vect-generic.c: Ditto.
14532 * tree-vect-patterns.c: Ditto.
14535 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14537 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14538 constant addresses outside [0,0xc0] into a register.
14539 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14540 cases where the base address register is unused after.
14541 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14542 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14543 (avr_out_store_psi_reg_disp_tiny): Same.
14545 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14547 Implement attribute progmem on reduced Tiny cores by adding
14548 flash offset 0x4000 to respective symbols.
14551 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14552 documentation how it works on reduced Tiny cores.
14553 (AVR Named Address Spaces): No support for reduced Tiny.
14554 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14555 (avr_address_tiny_pm_p): New static function.
14556 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14557 if the address is in progmem.
14558 (avr_assemble_integer): Same.
14559 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14560 for symbol_ref in progmem.
14561 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14562 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14563 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14565 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14567 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
14568 * configure: Regenerate.
14569 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
14570 (USE_THIN_ARCHIVES): New variable.
14571 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
14572 this archive as a thin archive.
14574 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14576 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
14577 same location as last time, don't skip if we have fix-it hints.
14578 Clarify the skipping logic by converting it from one "if" clause
14579 to repeated "if" clauses.
14580 * spellcheck-tree.c: Include "cpplib.h".
14581 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
14582 (best_macro_match::best_macro_match): New constructor.
14583 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
14584 Move here from c/c-decl.c.
14585 (class best_macro_match): Move here from c/c-decl.c, converting
14586 from a typedef to a subclass, gaining a ctor.
14588 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14590 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14591 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14593 (avr_addr_space_diagnose_usage): ...and implementation.
14594 (avr_addr_space_supported_p): New function.
14595 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14596 report bad address space usage if that space is supported.
14597 (avr_insert_attributes): Same. No more complain about unsupported
14599 * config/avr/avr-c.c (tm_p.h): Include it.
14600 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14601 macro if avr_addr_space_supported_p.
14603 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14605 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14606 flag_toplevel_reorder.
14608 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14610 * gcc-rich-location.c
14611 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14613 * gcc-rich-location.h
14614 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14616 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14618 * target.def (addr_space): Add new diagnose_usage to hook vector.
14619 * targhooks.c (default_addr_space_diagnose_usage): Add default
14620 implementation and...
14621 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14622 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14623 is some address space, call targetm.addr_space.diagnose_usage.
14624 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14625 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14626 * doc/tm.texi: Regenerate.
14628 2016-07-20 Martin Liska <mliska@suse.cz>
14630 PR middle-end/71898
14631 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14632 Properly handly PHI stmts.
14634 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14636 PR tree-optimization/71503
14637 PR tree-optimization/71683
14638 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14641 2016-07-20 Martin Liska <mliska@suse.cz>
14643 * doc/invoke.texi (-fipa-ra): Document when the option is
14644 disabled. Fix a typo.
14646 2016-07-20 Martin Liska <mliska@suse.cz>
14648 * Makefile.in: Include fibonacci_heap.c
14649 * fibonacci_heap.c: New file.
14650 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14651 (fibonacci_heap::union_with): Fix deletion of the second heap.
14652 * selftest-run-tests.c (selftest::run_tests): Incorporate
14653 fibonacci heap tests.
14654 * selftest.h: Declare fibonacci_heap_c_tests.
14656 2016-07-20 Martin Liska <mliska@suse.cz>
14658 * selftest-run-tests.c (selftest::run_tests): New function.
14659 * selftest.h (sreal_c_tests): Declare.
14660 * sreal.c (sreal_verify_basics): New function.
14661 (verify_aritmetics): Likewise.
14662 (sreal_verify_arithmetics): Likewise.
14663 (verify_shifting): Likewise.
14664 (sreal_verify_shifting): Likewise.
14665 (void sreal_c_tests): Likewise.
14667 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14669 PR rtl-optimization/71916
14670 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14671 bb which have a single succ fake edge.
14673 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14676 * dwarf2out.c (gen_subprogram_die): Only call
14677 gen_unspecified_parameters_die while dumping early dwarf.
14679 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14681 PR middle-end/71874
14682 * gimple-fold.c (fold_builtin_memory_op): Use
14683 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14685 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14687 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14688 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14689 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14690 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14691 * combine.c: Ditto.
14694 * double-int.c: Ditto.
14696 * dwarf2out.c: Ditto.
14699 * fold-const.c: Ditto.
14700 * function.c: Ditto.
14702 * genmodes.c: Ditto.
14706 * loop-doloop.c: Ditto.
14707 * loop-invariant.c: Ditto.
14708 * loop-iv.c: Ditto.
14713 * rtlanal.c: Ditto.
14714 * simplify-rtx.c: Ditto.
14715 * stor-layout.c: Ditto.
14717 * tree-ssa-loop-ivopts.c: Ditto.
14718 * tree-vect-generic.c: Ditto.
14719 * tree-vect-patterns.c: Ditto.
14724 * wide-int-print.cc: Ditto.
14725 * wide-int.cc: Ditto.
14726 * wide-int.h: Ditto.
14728 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14730 * selftest.c (selftest::assert_streq): Handle NULL values of
14731 val_actual and val_expected.
14733 2016-07-19 Martin Jambor <mjambor@suse.cz>
14736 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14737 rather than cgraph_create_node to get a call graph node.
14739 2016-07-19 Richard Biener <rguenther@suse.de>
14741 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14742 handle all tcc_constant bases and valueize SSA names.
14743 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14744 tcc_constant bases.
14746 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14748 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14749 the flags of the exit block and bb2, not just the entry block.
14751 2016-07-19 Richard Biener <rguenther@suse.de>
14753 PR tree-optimization/71901
14754 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14755 align member, group stuff with the bitfield.
14756 (vn_ref_op_align_unit): New inline.
14757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14758 record element alignment and operand 3 unchanged.
14759 (ao_ref_init_from_vn_reference): Adjust.
14760 (valueize_refs_1): Likewise.
14761 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14763 2016-07-19 Richard Biener <rguenther@suse.de>
14765 PR tree-optimization/71908
14766 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14767 symbolic constants in a more reliable way.
14769 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14771 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14773 (vect_update_inits_of_drs): Likewise.
14774 (vect_create_cond_for_alias_checks): Likewise.
14775 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14777 2016-07-19 Richard Biener <rguenther@suse.de>
14780 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14781 with an abstract origin that is not an inlined function outer
14782 scope add a self-reference as abstract origin.
14783 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14785 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14788 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14789 unintentional System V.4 structure return breakage for structures
14790 with a single floating point element.
14792 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14794 PR tree-optimization/71734
14795 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14796 contains REF, use it to check safelen, assume that safelen value
14797 must be greater 1, fix style.
14798 (ref_indep_loop_p_2): Add REF_LOOP argument.
14799 (ref_indep_loop_p): Pass LOOP as additional argument to
14800 ref_indep_loop_p_2.
14802 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14804 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14805 allocation in the prologue.
14806 * explow.c (get_dynamic_stack_base): New function to return an address
14807 expression for the dynamic stack base.
14808 (get_dynamic_stack_size): New function to do the required dynamic stack
14809 space size calculations.
14810 (allocate_dynamic_stack_space): Use new functions.
14811 (align_dynamic_address): Move some code from
14812 allocate_dynamic_stack_space to new function.
14813 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14815 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14817 * config/s390/s390.c (s390_encode_section_info): Always set
14818 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14821 2016-07-18 Richard Biener <rguenther@suse.de>
14823 PR tree-optimization/71893
14824 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14825 for sizetype cast added by array_ref_element_size.
14826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14828 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14830 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
14831 register parameters. Remove code to initialize argument pointer
14832 on TARGET_64BIT. Optimize call to _mcount when it can be reached
14833 using a pc-relative branch. Cleanup conditional code.
14834 * config/pa/pa.md (call_mcount): New expander.
14835 (call_mcount_nonpic): New insn.
14836 (call_mcount_pic): New insn and split.
14837 (call_mcount_pic_post_reload): New insn.
14838 (call_mcount_64bit): New insn and split.
14839 (call_mcount_64bit_post_reload): New insn.
14841 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
14843 * config/avr/predicates.md (const_m255_to_m1_operand): New.
14844 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
14845 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
14846 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
14847 (*usum_widenqihi3, *udiff_widenqihi3)
14848 (*addhi3_zero_extend.const): New combiner insns.
14849 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
14850 just 1 bit is affected.
14851 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
14852 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14854 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
14856 * omp-low.c (lower_omp_target): Mark data clauses with
14857 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
14858 zero-length subarrays.
14860 2016-07-15 Richard Biener <rguenther@suse.de>
14862 PR tree-optimization/71881
14863 * tree-loop-distribution.c (destroy_loop): Remove blocks in
14864 reverse DOM order to make debug temp generation happy.
14866 2016-07-15 Richard Biener <rguenther@suse.de>
14868 PR tree-optimization/71887
14869 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
14870 verify it is not zero for division / modulo handling.
14871 (value_replacement): Adjust.
14873 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
14874 Julian Brown <julian@codesourcery.com>
14876 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
14877 * config/aarch64/aarch64-cost-tables.h
14878 (vulcan_extra_costs): New variable.
14879 * config/aarch64/aarch64.c
14880 (vulcan_addrcost_table): Likewise.
14881 (vulcan_regmove_cost): Likewise.
14882 (vulcan_vector_cost): Likewise.
14883 (vulcan_branch_cost): Likewise.
14884 (vulcan_tunings): Likewise.
14886 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
14888 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
14889 (output_in_order): Loop over undefined variables too. Output them
14890 via assemble_undefined_decl. Skip variables that correspond to hard
14891 registers or have value-exprs.
14892 * varpool.c (symbol_table::output_variables): Handle undefined
14893 variables together with defined ones.
14895 2016-07-15 Richard Biener <rguenther@suse.de>
14897 * tree-ssa-pre.c (get_representative_for): Make sure to return
14898 the value number of SSA names.
14899 (phi_translate_1): get_representative_for cannot return NULL.
14900 (do_pre_regular_insertion): Remove redundant call to
14901 fully_constant_expression.
14902 (do_pre_partial_partial_insertion): Likewise.
14904 2016-07-15 Bin Cheng <bin.cheng@arm.com>
14906 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
14907 (derive_simple_iv_with_niters): New function.
14908 (simple_iv): Rewrite using simple_iv_with_niters.
14909 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
14910 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14912 (number_of_iterations_exit): Rewrite using above function.
14913 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14916 2016-07-15 Richard Biener <rguenther@suse.de>
14918 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
14919 vec_construct cost.
14921 2016-07-14 Jakub Jelinek <jakub@redhat.com>
14923 PR tree-optimization/71872
14924 * tree-data-ref.c (get_references_in_stmt): Ignore references
14925 with is_gimple_constant get_base_address.
14927 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14929 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
14930 (TARGET_HAVE_LDACQD): New macro.
14931 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
14932 than TARGET_HAVE_LDACQ.
14933 (arm_load_acquire_exclusivedi): Likewise.
14934 (arm_store_release_exclusivedi): Likewise.
14936 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14938 PR rtl-optimization/71878
14939 * lra-constraints.c (match_reload): Pass information about other
14940 output operands. Create new unique register value if matching input
14941 operand shares same register value as output operand being considered.
14942 (curr_insn_transform): Record output operands already processed.
14944 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14947 PR tree-optimization/70923
14948 * tree-vect-patterns.c: Include mult-synthesis.h.
14949 (target_supports_mult_synth_alg): New function.
14950 (synth_lshift_by_additions): Likewise.
14951 (apply_binop_and_append_stmt): Likewise.
14952 (vect_synth_mult_by_constant): Likewise.
14953 (target_has_vecop_for_code): Likewise.
14954 (vect_recog_mult_pattern): Use above functions to synthesize vector
14955 multiplication by integer constants.
14957 2016-07-14 Alan Modra <amodra@gmail.com>
14959 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
14960 gpr alternatives. Correct '*' placement on Y,r alternative.
14961 Add '*' on operand 1 of r,r alternative.
14963 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14965 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
14966 * expmed.h: ... Here.
14968 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
14970 * gimple.h (stmt_can_terminate_bb_p): New function.
14971 * tree-cfg.c (need_fake_edge_p): Rename to ...
14972 (stmt_can_terminate_bb_p): ... this; return true if stmt can
14973 throw external; handle const and pure calls.
14974 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
14976 2016-07-14 Richard Biener <rguenther@suse.de>
14978 PR tree-optimization/71866
14979 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
14980 (do_hoist_insertion): Avoid endless recursion when we
14981 didn't insert anything because we managed to simplify
14982 things down to a constant or SSA name.
14983 (fully_constant_expression): Re-write in terms of ...
14984 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
14985 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
14986 vn_nary_build_or_lookup_1.
14987 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
14988 (vn_nary_build_or_lookup): ... this which now wraps it.
14990 2016-07-14 Alan Modra <amodra@gmail.com>
14993 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
14994 with p9_vector override before power9-dform override.
14996 2016-07-13 Andi Kleen <ak@linux.intel.com>
14998 * value-prof.c (gimple_value_profile_transformations): Don't run
14999 when auto_profile is on.
15001 2016-07-13 Andi Kleen <ak@linux.intel.com>
15003 * auto-profile.c (update_inlined_ind_target,
15004 afdo_indirect_call): Print information to dump file.
15006 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15008 * genrecog.c (special_predicate_operand_p): New function.
15009 (predicate_name): Move function.
15010 (validate_pattern): Don't warn about missing mode for all
15011 define_special_predicate predicates.
15013 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15015 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15016 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15017 resolve alias checks which are known at compilation time.
15018 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15019 alias checks are resolved. Move dump info for too many runtime
15020 alias checks to here...
15021 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15023 2016-07-13 Richard Biener <rguenther@suse.de>
15025 PR tree-optimization/24574
15026 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15027 position and add shift, rotate, divison and modulo support
15029 (value_replacement): Pass in argument position to absorbing_element_p.
15031 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15034 * ipa-inline-transform.c (inline_call): Support
15035 instrumented thunks.
15037 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15039 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15040 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15042 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15043 Baseline. Make initial alternative TARGET_32BIT only.
15044 (udivsi3): Likewise.
15045 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15046 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15049 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15051 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15052 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15053 availability with TARGET_HAVE_MOVT.
15054 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15055 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15056 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15058 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15059 extra instruction if MOVW is available. Use a cost variable
15060 incremented by COSTS_N_INSNS (1) when the condition match rather than
15061 returning an arithmetic expression based on COSTS_N_INSNS. Make
15062 constant with bottom half word zero cost 2 instruction if MOVW is
15064 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15065 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15066 target is ARMv8-M Baseline.
15067 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15068 (arm_movtas_ze): Likewise.
15069 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15070 alternative for constants satisfying j constraint.
15071 (thumb1_movsi_insn): Likewise.
15072 (movsi splitter for K alternative): Tighten condition to not trigger
15073 if movt is available and j constraint is satisfied.
15074 (Pe immediate splitter): Likewise.
15075 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15076 constant fitting in an halfword to use MOVW.
15077 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15080 2016-07-13 Richard Biener <rguenther@suse.de>
15082 PR middle-end/71104
15083 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15084 gimplifying the LHS. Make sure to gimplify a returning twice
15085 call LHS without using SSA names.
15087 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15089 * tree-data-ref.c (find_data_references_in_stmt): Remove
15090 unnecessary call to vec::release.
15091 (graphite_find_data_references_in_stmt): Likewise.
15092 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15093 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15095 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15097 * cfgexpand.c (expand_used_vars): Make the type of a local
15099 * genmatch.c (lower_for): Likewise.
15100 * haifa-sched.c (haifa_sched_init): Likewise.
15101 (add_to_speculative_block): Likewise.
15102 (create_check_block_twin): Likewise.
15103 * predict.c (handle_missing_profiles): Likewise.
15104 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15105 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15106 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15108 (maybe_lower_iteration_bound): Likewise.
15109 * tree-ssa-sccvn.c (DFS): Likewise.
15110 * tree-stdarg.c (reachable_at_most_once): Likewise.
15111 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15112 (vectorizable_store): Likewise.
15114 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15116 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15117 (sccvn_dom_walker): make cond_stack an auto_vec.
15119 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15121 * ree.c (struct ext_state): Make type of members auto_vec.
15122 (find_and_remove_re): Adjust.
15124 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15126 * cfgexpand.c (struct stack_vars_data): Make type of fields
15128 (expand_used_vars): Adjust.
15130 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15132 * ipa.c (record_cdtor_fn): Adjust.
15133 (build_cdtor_fns): Likewise.
15134 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15137 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15139 * genextract.c (struct accum_extract): Add constructor and make
15141 (gen_insn): Adjust.
15143 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15145 * tree.c (struct free_lang_data_d): Add constructor and change
15146 types of members to ones that automatically manage resources.
15147 (fld_worklist_push): Adjust.
15148 (find_decls_types): Likewise.
15149 (find_decls_types_in_eh_region): Likewise.
15150 (free_lang_data_in_cgraph): Stop manually creating and
15151 destroying members of free_lang_data_d.
15153 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15155 PR rtl-optimization/68961
15156 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15157 peephole variant. Use sse_reg_operand predicates.
15159 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15161 * config/i386/predicates.md (x86_64_immediate_operand)
15162 <case CONST_INT>: Remove unneeded truncation to DImode.
15163 <case CONST>: Ditto.
15164 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15166 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15169 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15170 The xxperm and xxpermr instructions require that the 2nd input
15171 operand overlap with the output operand, and not the 1st.
15172 (altivec_vperm_v8hiv16qi): Likewise.
15173 (altivec_vperm_<mode>_uns_internal): Likewise.
15174 (altivec_vpermr_<mode>_internal): Likewise.
15175 (vperm_v8hiv4si): Likewise.
15176 (vperm_v16qiv8hi): Likewise.
15178 2016-07-12 Nathan Sidwell <nathan@acm.org>
15180 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15181 when -mno-pic-data-is-text-relative is in effect, by default.
15182 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15183 behavior and clarify.
15185 2016-07-12 Martin Liska <mliska@suse.cz>
15187 * params.def: Add avg-loop niter.
15188 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15189 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15190 * doc/invoke.texi: Document the new parameter.
15192 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15194 PR middle-end/71700
15195 * expr.c (store_constructor): Mask sign-extended bits when widening
15196 sub-word constructor element at the start of a word.
15198 2016-07-12 Martin Liska <mliska@suse.cz>
15200 * Makefile.in: Append rule for params-options.h.
15201 * params-options.h: New file.
15203 2016-07-12 Martin Liska <mliska@suse.cz>
15205 * ira-build.c (mark_loops_for_removal): Properly iterate
15208 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15209 Richard Biener <rguenther@suse.de>
15211 PR tree-optimization/23286
15212 PR tree-optimization/70159
15213 * doc/invoke.texi: Document -fcode-hoisting.
15214 * common.opt (fcode-hoisting): New flag.
15215 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15216 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15217 (do_regular_insertion): Rename to ...
15218 (do_pre_regular_insertion): ... this and amend general comments
15219 on insertion strathegy.
15220 (do_partial_partial_insertion): Rename to ...
15221 (do_pre_partial_partial_insertion): ... this.
15222 (do_hoist_insertion): New function.
15223 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15224 and call do_hoist_insertion properly.
15226 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15227 (pass_pre::execute): Register hoist_insert stats.
15229 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15231 PR middle-end/71716
15232 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15233 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15234 is different from mode's bitsize. Small cleanup.
15236 2016-07-12 Richard Biener <rguenther@suse.de>
15238 PR rtl-optimization/68961
15239 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15240 to simplify to a non-constant.
15242 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15244 PR middle-end/71758
15245 * omp-low.c (expand_omp_target): Gimplify device.
15247 PR tree-optimization/71823
15248 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15249 to get vec_oprnds2 from op2.
15251 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15253 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15254 Hoist common subexpressions.
15255 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15257 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15260 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15261 prevent generation of 'stxsiwx' on pre Power8 hardware.
15263 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15265 * input.c: Include cpplib.h.
15266 (selftest::temp_source_file): New class.
15267 (selftest::temp_source_file::temp_source_file): New ctor.
15268 (selftest::temp_source_file::~temp_source_file): New dtor.
15269 (selftest::should_have_column_data_p): New function.
15270 (selftest::test_should_have_column_data_p): New function.
15271 (selftest::temp_line_table): New class.
15272 (selftest::temp_line_table::temp_line_table): New ctor.
15273 (selftest::temp_line_table::~temp_line_table): New dtor.
15274 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15275 it to create a temp_line_table.
15276 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15277 locations that are known to have column data.
15278 (selftest::line_table_case): New struct.
15279 (selftest::test_reading_source_line): Move tempfile handling
15280 to class temp_source_file.
15281 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15282 (selftest::assert_token_loc_eq): New function.
15283 (ASSERT_TOKEN_LOC_EQ): New macro.
15284 (selftest::test_lexer): New function.
15285 (selftest::boundary_locations): New array.
15286 (selftest::input_c_tests): Call test_should_have_column_data_p.
15287 Loop over a test matrix of interesting values of location and
15288 default_range_bits, calling test_lexer on each case in the matrix.
15289 Move call to test_accessing_ordinary_linemaps into the matrix.
15290 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15291 (ASSERT_EQ_AT): New macro.
15293 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15296 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15297 Don't convert TImode in debug insn.
15299 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15301 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15302 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15303 (tree_type_common::lang_flag_7): New.
15304 (tree_type_common::spare): Reduce size.
15305 * tree.h (TYPE_ALIGN_OK): Remove.
15306 (TYPE_LANG_FLAG_7): New.
15307 (get_inner_reference): Adjust header.
15308 * print-tree.c (print_node): Adjust.
15309 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15310 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15311 calls to get_inner_reference.
15312 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15313 handling of TYPE_ALIGN_OK.
15314 * builtins.c (get_object_alignment_2): Adjust call to
15315 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15316 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15318 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15319 * cfgexpand.c (expand_debug_expr): Likewise.
15320 * dbxout.c (dbxout_expand_expr): Likewise.
15321 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15322 loc_list_from_tree, fortran_common): Likewise.
15323 * fold-const.c (optimize_bit_field_compare,
15324 decode_field_reference, fold_unary_loc, fold_comparison,
15325 split_address_to_core_and_offset): Likewise.
15326 * gimple-laddress.c (execute): Likewise.
15327 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15328 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15329 * hsa-gen.c (gen_hsa_addr): Likewise.
15330 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15331 * tsan.c (instrument_expr): Likewise.
15332 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15333 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15334 * tree-affine.c (tree_to_aff_combination,
15335 get_inner_reference_aff): Adjust calls to get_inner_reference.
15336 * tree-data-ref.c (split_constant_offset_1,
15337 dr_analyze_innermost): Likewise.
15338 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15339 * tree-sra.c (ipa_sra_check_caller): Likewise.
15340 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15341 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15342 bswap_replace): Likewise.
15343 * tree-vect-data-refs.c (vect_check_gather,
15344 vect_analyze_data_refs): Likewise.
15345 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15346 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15349 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15351 * Makefile.in (selftest-valgrind): New phony target.
15352 * function-tests.c (selftest::build_cfg): Delete pass instances
15353 created by the test.
15354 (selftest::convert_to_ssa): Likewise.
15355 (selftest::test_expansion_to_rtl): Likewise.
15356 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15358 (selftest::test_diamond): Likewise.
15360 2016-07-11 Richard Biener <rguenther@suse.de>
15362 PR tree-optimization/71816
15363 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15364 than replacing all of its operands.
15366 2016-07-11 Alan Modra <amodra@gmail.com>
15368 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15369 (ctr<mode>): Add unspec.
15370 (ctr<mode>_internal*): Likewise.
15372 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15374 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15375 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15377 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15379 PR rtl-optimization/71621
15380 * lra-constraints.c (process_alt_operands): Check combination of
15381 reg class and mode.
15383 2016-07-08 Jason Merrill <jason@redhat.com>
15384 Richard Biener <rguenther@suse.de>
15386 P0145: Refining Expression Order for C++.
15387 * gimplify.c (initial_rhs_predicate_for): New.
15388 (gimplfy_modify_expr): Gimplify RHS before LHS.
15390 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15393 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15394 Allow standard error handling to take over when a wrong number
15395 of arguments is presented to __builtin_vec_ld () or
15396 __builtin_vec_st ().
15398 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15400 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15405 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15406 __builtin_aarch64_fmaxv2sf.
15407 (vmaxnmq_f32): Likewise.
15408 (vmaxnmq_f64): Likewise.
15409 (vminnm_f32): Likewise.
15410 (vminnmq_f32): Likewise.
15411 (vminnmq_f64): Likewise.
15413 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15416 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15417 enable -mfloat128-hardware by default.
15418 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15419 that IEEE 128-bit hardware support needs.
15420 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15421 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15422 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15423 floating point requires.
15424 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15425 -mfloat128 and -mfloat128-hardware changes.
15427 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15429 PR tree-optimization/71667
15430 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15432 2016-07-08 Martin Liska <mliska@suse.cz>
15434 PR middle-end/71606
15435 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15436 folding produces SAVE_EXPRs, thus return false for the type.
15438 2016-07-07 Martin Liska <mliska@suse.cz>
15440 * file-find.c (remove_prefix): New function.
15441 * file-find.h (remove_prefix): Declare the function.
15442 * gcc-ar.c (main): Skip a folder of the wrapper if
15443 a wrapped binary would point to the same file.
15445 2016-07-07 Jan Hubicka <jh@suse.cz>
15447 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15448 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15449 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15451 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15454 * ipa-inline-analysis.c (compute_inline_parameters): Set
15455 local.can_change_signature to false for intrumentation
15458 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15460 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15461 with TARGET_HAVE_MOVT.
15462 (TARGET_HAVE_MOVT): Define.
15463 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15464 availability with TARGET_HAVE_MOVT.
15465 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15467 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15469 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15470 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15471 * config/arm/constraints.md (define_constraint "j"): Use
15472 TARGET_HAVE_MOVT to check MOVT availability.
15474 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15476 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15478 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15480 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15481 (armv8-m.main): Likewise.
15482 (armv8-m.main+dsp): Likewise.
15483 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15484 (FL_FOR_ARCH8M_MAIN): Likewise.
15485 * config/arm/arm-tables.opt: Regenerate.
15486 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15487 armv8-m.main+dsp to BE8_LINK_SPEC.
15488 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15489 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15490 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15491 Baseline and Mainline.
15492 (arm_option_override_internal): Also disable arm_restrict_it when
15493 !arm_arch_notm. Update comment for -munaligned-access to also cover
15495 (arm_file_start): Increase buffer size for printing architecture name.
15496 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15497 and armv8-m.main+dsp.
15498 (mno-unaligned-access): Clarify that this is disabled by default for
15499 ARMv8-M Baseline architectures as well.
15501 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15503 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15504 decide whether to prevent some libgcc routines being included for some
15505 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15506 link between this condition and the one in
15507 libgcc/config/arm/lib1func.S.
15509 2016-07-07 Richard Biener <rguenther@suse.de>
15511 * tree-ssa-pre.c: Include alias.h.
15512 (compute_avail): If we have multiple VN_REFERENCEs with the
15513 same hashtable entry adjust that to make it a valid replacement
15514 for all of them with respect to alignment and aliasing
15515 when doing insertion.
15516 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15517 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15519 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15523 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15524 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15527 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15529 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15530 (adjust_mems): Adjust.
15531 (adjust_insn): Likewise.
15532 (prepare_call_arguments): Likewise.
15534 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15536 * gcse.c (struct ls_expr): Make stores field a vector.
15537 (ldst_entry): Adjust.
15538 (free_ldst_entry): Likewise.
15539 (print_ldst_list): Likewise.
15540 (compute_ld_motion_mems): Likewise.
15541 (update_ld_motion_stores): Likewise.
15543 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15545 * gcse.c (struct ls_expr): Remove loads field.
15546 (ldst_entry): Adjust.
15547 (free_ldst_entry): Likewise.
15548 (print_ldst_list): Likewise.
15549 (compute_ld_motion_mems): Likewise.
15551 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15553 * store-motion.c (struct st_expr): Make antic_stores a vector.
15554 (st_expr_entry): Adjust.
15555 (free_st_expr_entry): Likewise.
15556 (print_store_motion_mems): Likewise.
15557 (find_moveable_store): Likewise.
15558 (compute_store_table): Likewise.
15559 (remove_reachable_equiv_notes): Likewise.
15560 (replace_store_insn): Likewise.
15561 (build_store_vectors): Likewise.
15563 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15565 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15566 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
15568 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15570 PR tree-optimization/71518
15571 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
15572 misalign also for outer loops with negative step.
15574 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
15576 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
15577 (cortex_a53_shift): Add mov_shift.
15578 (cortex_a53_shift_reg): Add new reservation for register shifts.
15579 (cortex_a53_alu): Remove bfm.
15580 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
15581 (cortex_a53_alu_extr): Add new reservation for EXTR.
15582 (bypasses): Improve bypass modelling.
15584 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15587 * config/avr/avr.c (avr_asm_select_section): Strip off
15588 SECTION_DECLARED from flags when calling get_section.
15590 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15592 * tree-vectorizer.h (vect_memory_access_type): Add
15593 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15594 * tree-vect-stmts.c (compare_step_with_zero): New function.
15595 (perm_mask_for_reverse): Move further up file.
15596 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15598 (get_negative_load_store_type): New function.
15599 (get_load_store_type): Call it. Add an ncopies argument.
15600 (vectorizable_mask_load_store): Update call accordingly and
15601 remove tests for negative steps.
15602 (vectorizable_store, vectorizable_load): Likewise. Handle new
15603 memory_access_types.
15605 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15607 * tree-vectorizer.h (vect_memory_access_type): New enum.
15608 (_stmt_vec_info): Add a memory_access_type field.
15609 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15610 (vect_model_store_cost): Take an access type instead of a boolean.
15611 (vect_model_load_cost): Likewise.
15612 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15613 vect_model_store_cost and vect_model_load_cost.
15614 * tree-vect-stmts.c (vec_load_store_type): New enum.
15615 (vect_model_store_cost): Take an access type instead of a
15616 store_lanes_p boolean. Simplify tests.
15617 (vect_model_load_cost): Likewise, but for load_lanes_p.
15618 (get_group_load_store_type, get_load_store_type): New functions.
15619 (vectorizable_store): Use get_load_store_type. Record the access
15620 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15621 (vectorizable_load): Likewise.
15622 (vectorizable_mask_load_store): Likewise. Replace is_store
15623 variable with vls_type.
15625 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15627 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15628 single_element_p parameter.
15629 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15630 Check the PR65518 case here rather than in vectorizable_load.
15631 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15632 * tree-vect-stmts.c (vectorizable_load): Likewise.
15634 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15636 * tree-vectorizer.h (gather_scatter_info): New structure.
15637 (vect_check_gather_scatter): Return a bool rather than a decl.
15638 Replace return-by-pointer arguments with a single
15639 gather_scatter_info *.
15640 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15641 (vect_analyze_data_refs): Update call accordingly.
15642 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15643 (vectorizable_mask_load_store): Likewise. Also record the
15644 offset dt and vectype in the gather_scatter_info.
15645 (vectorizable_store): Likewise.
15646 (vectorizable_load): Likewise.
15648 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15650 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15651 strided groups, use the cost of N scalar accesses instead
15652 of ncopies vector accesses.
15653 (vect_model_load_cost): Likewise.
15655 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15657 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15658 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15659 variable to indicate when once-per-group costs are being used.
15660 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15662 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15664 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15665 peeling-for-gaps condition.
15667 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15669 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15670 element to register if it doesn't match general_operand.
15672 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15673 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15675 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15677 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15678 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15679 (SIGNBIT): New mode iterator.
15680 (Fsignbit): New mode attribute.
15681 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15682 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15683 when direct moves are available.
15684 (signbit<mode>2_dm): New define_insn_and_split).
15685 (signbit<mode>2_dm2): New define_insn.
15687 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15689 PR rtl-optimization/71594
15690 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15691 into subregs of appropriate mode before trying to emit a conditional
15694 2016-07-05 Jan Hubicka <jh@suse.cz>
15696 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15697 (simple_iv): Use it.
15699 2016-07-05 Jan Hubicka <jh@suse.cz>
15701 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15703 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15705 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15708 2016-07-05 Jan Hubicka <jh@suse.cz>
15710 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15713 2016-07-05 Richard Biener <rguenther@suse.de>
15715 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15716 Handle empty else block.
15717 (is_feasible_trace): Likewise.
15718 (split_paths): Likewise.
15720 2016-07-05 Richard Biener <rguenther@suse.de>
15722 * tree-loop-distribution.c (distribute_loop): Fix issue with
15723 the cost model loop.
15725 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15727 * config/arm/neon-testgen.ml: Delete.
15728 * config/arm/neon.ml: Delete.
15730 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15733 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15734 directly using TREE_PURPOSE.
15736 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15738 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15739 * config/aarch64/aarch64_neon.h: Likewise.
15740 * config/aarch64/arm_neon.h: Likewise.
15741 * config/aarch64/atomics.md: Likewise.
15742 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15743 * doc/invoke.texi: Likewise.
15745 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15747 * config/s390/s390.md: Add "z13" cpu_facility.
15748 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15749 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15750 condition" type instructions.
15752 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15753 Jeff Law <law@redhat.com>
15755 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15756 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15758 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15760 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15761 permutation for TARGET_AVX512F.
15762 (ix86_expand_vec_one_operand_perm_avx512): New function.
15763 (expand_vec_perm_1): Invoke introduced function.
15764 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15765 it may be not valid after vectorization.
15767 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15770 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15771 typo in comment. Only force to memory if it is a weak
15772 external reference.
15774 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15775 Jiong Wang <jiong.wang@arm.com>
15777 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15778 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15779 (AARCH64_FL_F16): New.
15780 (AARCH64_FL_FOR_ARCH8_2): New.
15781 (AARCH64_ISA_8_2): New.
15782 (AARCH64_ISA_F16): New.
15783 (TARGET_FP_F16INST): New.
15784 (TARGET_SIMD_F16INST): New.
15785 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15786 ("fp"): Disabling "fp" also disables "fp16".
15787 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15788 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15789 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15790 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15792 2016-07-04 Jan Beulich <jbeulich@suse.com>
15794 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15796 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15799 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15800 the insns, use an insn form that does not adjust the offset on
15801 little endian systems.
15803 2016-07-01 Jan Beulich <jbeulich@suse.com>
15805 * varasm.c (get_variable_section): Validate initializer in
15806 named .bss-like sections.
15808 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15810 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15811 Exchange the order of the second and third operands in the vpermr
15812 instruction tmeplate.
15814 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15817 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15818 Disallow TDmode values.
15820 2016-07-01 Alan Modra <amodra@gmail.com>
15822 PR rtl-optimization/71709
15823 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15824 being set, not referenced.
15826 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15828 PR tree-optimization/70729
15829 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15830 of loop since it can be not valid after transformation.
15832 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15834 * config/arm/arm.c (thumb_reload_in_hi): Delete.
15835 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
15837 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
15839 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
15842 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15845 * config/rs6000/constraints.md (wY constraint): New constraint to
15846 match the requirements for the LXSD and STXSD instructions.
15847 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
15848 predicate to match the requirements for the LXSD and STXSD
15850 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
15851 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
15852 to make sure that the bottom 2 bits of offset are 0, the address
15853 form is offsettable, and no updating is done in the address mode.
15854 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
15855 (movdi_internal32): Likewise
15856 (movdi_internal64): Likewise.
15858 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15860 PR tree-optimization/71707
15861 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
15862 strinfo even for ADDR_EXPR ptr.
15864 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
15866 * config/rs6000/altivec.md (darn_32): Change the condition to
15867 TARGET_P9_MISC instead of TARGET_MODULO.
15868 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
15869 condition expression.
15870 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
15871 condition expression.
15872 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
15873 (DFP_TEST): New code iterator.
15874 (dfptstsfi_<code>_mode>): New define_expand.
15875 (*dfp_sgnfcnc_<mode>): New define_insn.
15876 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
15877 definition next to BU_P9_MISC_1 definition and change the MASK
15878 value to RS6000_BTM_P9_MISC.
15879 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
15880 (BU_P9_64BIT_MISC_0): Likewise.
15881 (BU_P9_DFP_MISC_0): New macro definition.
15882 (BU_P9_DFP_MISC_1): New macro definition.
15883 (BU_P9_DFP_MISC_2): New macro definition.
15884 (BU_P9_DFP_OVERLOAD_1): New macro definition.
15885 (BU_P9_DFP_OVERLOAD_2): New macro definition.
15886 (BU_P9_DFP_OVERLOAD_3): New macro definition.
15887 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
15888 (TSTSFI_LT_TD): Likewise.
15889 (TSTSFI_EQ_DD): Likewise.
15890 (TSTSFI_EQ_TD): Likewise.
15891 (TSTSFI_GT_DD): Likewise.
15892 (TSTSFI_GT_TD): Likewise.
15893 (TSTSFI_OV_DD): Likewise.
15894 (TSTSFI_OV_TD): Likewise.
15895 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
15896 (TSTSFI_LT_DD): Likewise.
15897 (TSTSFI_LT_TD): Likewise.
15898 (TSTSFI_EQ): Likewise.
15899 (TSTSFI_EQ_DD): Likewise.
15900 (TSTSFI_EQ_TD): Likewise.
15901 (TSTSFI_GT): Likewise.
15902 (TSTSFI_GT_DD): Likewise.
15903 (TSTSFI_GT_TD): Likewise.
15904 (TSTSFI_OV): Likewise.
15905 (TSTSFI_OV_DD): Likewise.
15906 (TSTSFI_OV_TD): Likewise.
15907 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15908 overloaded test significance functions.
15909 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15910 OPTION_MASK_P9_MISC into the representation of this mask.
15911 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
15913 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
15914 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
15916 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
15917 argument is a 6-bit unsigned literal value if the icode argument
15918 represents a DFP test significance built-in call.
15919 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
15920 flag used independently and in combination with the
15921 RS6000_BTM_64BIT flag.
15922 (rs6000_opt_masks): Add entry for power9-misc command-line option.
15923 (rs6000_builtin_mask_names): Add entry for power9-misc
15924 command-line option.
15925 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
15926 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
15927 RS6000_BTM_P9_MISC macros.
15928 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
15929 option and change the description of the -mpower9-vector option to
15930 enable only vector instructions, removing its erroneously claimed
15931 support for scalar instructions.
15932 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15933 the ISA 3.0 digital floating point test significance built-in
15936 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
15938 * config/aarch64/aarch64.c (cortexa35_tunings):
15939 Enable AES fusion. Use cortexa57_branch_cost.
15940 (cortexa53_tunings): Use cortexa57_branch_cost.
15941 (cortexa72_tunings): Use cortexa57_branch_cost.
15942 Use AUTOPREFETCHER_WEAK.
15943 (cortexa73_tunings): Use cortexa57_branch_cost.
15945 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15946 James Greenhalgh <james.greenhalgh@arm.com>
15948 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
15949 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
15950 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
15951 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
15952 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
15953 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
15954 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
15955 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
15956 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
15957 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
15958 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
15959 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
15960 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
15963 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
15964 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15966 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
15968 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
15970 2016-06-30 David Malcolm <dmalcolm@redhat.com>
15973 * gcc.c (driver::build_option_suggestions): Pass "option" to
15974 add_misspelling_candidates.
15975 * opts-common.c (add_misspelling_candidates): Add "option" param;
15976 use it to avoid adding negated forms for options marked with
15978 * opts.h (add_misspelling_candidates): Add "option" param.
15980 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15982 PR middle-end/71693
15983 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
15984 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
15985 first when permuting bitwise operation with rotate. Cast
15986 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
15988 2016-06-29 David Malcolm <dmalcolm@redhat.com>
15990 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
15991 for misspelled param names.
15992 * params.c: Include spellcheck.h.
15993 (find_param_fuzzy): New function.
15994 * params.h (find_param_fuzzy): New prototype.
15995 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
15996 * spellcheck.h (struct edit_distance_traits<const char *>):
15999 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16001 * config/rs6000/predicates.md (const_0_to_7_operand): New
16002 predicate, recognize 0..7.
16003 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16004 support for doing extracts from V16QImode, V8HImode, V4SImode
16006 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16007 vector extract support.
16008 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16009 for ISA 3.0 vector extract.
16010 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16011 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16012 extracts of a constant element number from small integer vectors
16013 on 64-bit ISA 3.0 systems.
16014 (vsx_extract_<mode>_di): Likewise.
16015 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16016 say when we can do ISA 3.0 vector extracts.
16017 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16018 registers, using the stxsiwx instruction.
16020 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16022 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16023 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16024 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16025 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16026 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16027 * config/arm/arm.c (arm_qdf24xx_tune): New.
16029 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16031 * config/aarch64/aarch64.c (cortexa53_tunings):
16032 Increase loop alignment to 8. Set function alignment to 16.
16033 (cortexa35_tunings): Likewise.
16034 (cortexa57_tunings): Increase loop alignment to 8.
16035 (cortexa72_tunings): Likewise.
16036 (cortexa73_tunings): Likewise.
16038 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16040 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16041 for arm_fp16_ok and arm_fp16_hw.
16042 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16043 arm_fp16_alternative.
16045 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16047 PR tree-optimization/71655
16048 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16049 types when swapping operands.
16051 2016-06-29 Martin Liska <mliska@suse.cz>
16053 PR middle-end/71585
16054 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16055 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16056 of build_optimization_node.
16058 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16060 PR tree-optimization/70729
16061 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16062 independent in loops having positive safelen value.
16063 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16064 it may be not valid after vectorization.
16066 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16068 PR tree-optimization/71625
16069 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16070 is sorted by ascending list->offset. If PTR is non-NULL and there is
16071 previous strinfo, call get_stridx_plus_constant.
16072 (get_stridx): Pass exp as second argument to get_addr_stridx.
16073 (addr_stridxptr): Add missing list = list->next, so that there can be
16074 more than one entries in the list. Bump limit from 16 to 32. Ensure
16075 the list is sorted by ascending list->offset.
16076 (get_stridx_plus_constant): Adjust so that it can be also called with
16077 ADDR_EXPR instead of SSA_NAME as PTR.
16078 (handle_char_store): Pass NULL_TREE as second argument to
16081 2016-06-29 Richard Biener <rguenther@suse.de>
16083 PR rtl-optimization/68961
16084 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16086 2016-06-29 Richard Biener <rguenther@suse.de>
16088 PR middle-end/71002
16089 * alias.c (component_uses_parent_alias_set_from): Handle
16090 type punning through union accesses by using the union alias set.
16091 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16093 2016-07-29 Richard Biener <rguenther@suse.de>
16095 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16096 precision not matching mode precision.
16098 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16100 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16101 pa_output_arg_descriptor.
16102 (call_val_symref_64bit_post_reload): Likewise.
16103 (call_val_powf_64bit_post_reload): Likewise.
16104 (sibcall_internal_symref_64bit): Likewise.
16105 (sibcall_value_internal_symref_64bit): Likewise.
16107 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16109 PR middle-end/71626
16110 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16111 a constant, force its SUBREG_REG into memory or register instead
16114 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16117 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16118 * doc/invoke.texi (AVR Options): Document it.
16120 2016-06-28 Walter Lee <walt@tilera.com>
16122 * config/tilegx/linux.h: Do not include arch/icache.h
16123 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16124 * config/tilepro/linux.h: Do not include arch/icache.h
16125 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16127 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16129 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16130 for big-endian BIT_FIELD_REF.
16132 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16134 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16135 ('size' attribute): Add '128'.
16137 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16138 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16139 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16140 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16141 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16142 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16143 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16144 *trunc<mode>df2_odd): Set size attribute to '128'.
16145 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16146 * config/rs6000/power6.md (power6-fp): Include dfp type.
16147 * config/rs6000/power7.md (power7-fp): Likewise.
16148 * config/rs6000/power8.md (power8-fp): Likewise.
16149 * config/rs6000/power9.md: New file.
16150 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16151 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16152 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16154 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16155 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16156 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16157 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16158 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16159 dfp_dscri_<mode>): Change type attribute to dfp.
16160 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16161 attribute to vecsimple.
16162 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16163 and prefetch streams.
16164 (rs6000_option_override_internal): Remove temporary code setting
16165 tuning to power8. Don't set rs6000_sched_groups for power9.
16166 (last_scheduled_insn): Change to rtx_insn *.
16167 (divide_cnt, vec_load_pendulum): New variables.
16168 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16169 (rs6000_issue_rate): Set issue rate for Power9.
16170 (is_power9_pairable_vec_type): New.
16171 (power9_sched_reorder2): New.
16172 (rs6000_sched_reorder2): Call new function for Power9 specific
16174 (insn_must_be_first_in_group): Remove Power9.
16175 (insn_must_be_last_in_group): Likewise.
16176 (force_new_group): Likewise.
16177 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16178 Initialize divide_cnt/vec_load_pendulum.
16179 (_rs6000_sched_context, rs6000_init_sched_context,
16180 rs6000_set_sched_context): Handle context save/restore of new
16183 2016-06-28 Richard Biener <rguenther@suse.de>
16185 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16186 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16187 COMPONENT_REF operand.
16188 (nonoverlapping_component_refs_p): Likewise.
16189 * stor-layout.c (start_bitfield_representative): Mark
16190 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16192 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16194 * Makefile.in: Don't cat ../stage_current if it does not exist.
16196 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16197 last argument is a bit-field.
16199 PR rtl-optimization/71673
16200 * internal-fn.c (expand_arith_overflow_result_store): Use
16201 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16202 expand_simple_binop.
16204 PR middle-end/66867
16205 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16206 expand_ifn_atomic_compare_exchange): New functions.
16207 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16208 * tree.h (build_call_expr_internal_loc): Rename to ...
16209 (build_call_expr_internal_loc_array): ... this. Fix up type of
16211 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16212 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16213 ATOMIC_COMPARE_EXCHANGE result.
16214 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16215 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16216 fold_builtin_atomic_compare_exchange): New prototypes.
16217 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16218 fold_builtin_atomic_compare_exchange): New functions..
16219 * tree-ssa.c (execute_update_addresses_taken): If
16220 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16221 of call when finding addressable vars, and if such var becomes
16222 non-addressable, call fold_builtin_atomic_compare_exchange.
16224 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16227 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16228 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16230 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16232 * config/rs6000/rs6000.md ('type' attribute): Add
16233 veclogical,veccmpfx,vecexts,vecmove insn types.
16234 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16235 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16236 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16237 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16238 *nabs<mode>2_hw): Change type to vecmove.
16239 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16240 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16241 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16242 *ieee_128bit_vsx_abs<mode>2_internal,
16243 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16244 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16245 *ieee128_mtvsrd_32bit): Change type to veclogical.
16246 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16247 *movdi_internal32, *movdi_internal64): Update insn types.
16248 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16249 vsx_extract_<mode>): Change type to veclogical.
16250 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16251 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16252 *vsx_sign_extend_si_v2di): Change type to vecexts.
16253 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16254 type to veclogical.
16255 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16256 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16257 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16258 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16259 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16260 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16261 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16262 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16263 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16264 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16265 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16266 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16267 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16268 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16269 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16270 (ppc7450-vecsimple): Add veclogical, vecmove.
16271 (ppc7450-veccmp): Add veccmpfx.
16272 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16274 (ppc8540_vector_compare): Add veccmpfx.
16275 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16276 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16277 (cell-vecsimple): Add veclogical, vecmove.
16278 (cell-veccmp): Add veccmpfx.
16279 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16280 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16282 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16283 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16284 (power4-vecsimple): Add veclogical, vecmove.
16285 (power4-veccmp): Add veccmpfx.
16286 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16287 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16288 (power6-vecsimple): Add veclogical, vecmove.
16289 (power6-veccmp): Add veccmpfx.
16290 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16291 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16292 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16293 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16294 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16295 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16296 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16298 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16300 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16303 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16304 OPTION_MASK_P9_DFORM_VECTOR.
16305 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16306 disable -mpower9-dform-vector when using reload.
16307 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16308 New 'strict' argument. Update all callers. Add strict addressing
16310 (rs6000_legitimate_offset_address_p): Remove call to
16311 virtual_stack_registers_memory_p.
16312 (rs6000_legitimize_reload_address): Add quad address support.
16313 (rs6000_legitimate_address_p): Move call to quad_address_p above
16314 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16315 to account for new strict usage.
16316 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16317 for new strict usage.
16318 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16320 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16327 * config/i386/i386.c (ix86_spill_class): Disable condition to
16328 always return NO_REGS.
16330 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16332 * predict.c: Include gimple-pretty-print.h
16333 (predicted_by_loop_heuristics_p): Check also
16334 PRED_LOOP_EXIT_WITH_RECURSION
16335 (predict_loops): Find self recursive calls and use special purpose
16336 predictors for them; dump log about decisions.
16337 (pass_profile::execute): Dump info about #of iterations.
16338 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16339 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16341 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16343 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16344 output_asm_insn calls and shorten long lines. Output .CALL
16345 argument descriptor using pa_output_arg_descriptor. Add various
16346 inline $$dyncall and other optimizations.
16347 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16349 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16351 PR tree-optimization/71643
16352 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16355 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16356 leak a bitmap if dep_bb is NULL.
16358 PR tree-optimization/71631
16359 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16360 to rewrite_expr_tree even if negate_result, move new_lhs var
16361 declaration and initialization earlier, for powi_result set afterwards
16362 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16363 if new_lhs != lhs, and don't shadow gsi var.
16365 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16367 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16368 Add in_loop parameter.
16369 (predict_loops): Add loop guard heuristics.
16370 * predict.def (PRED_LOOP_GUARD): New heuristics.
16372 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16374 * predict.c: Include ipa-utils.h
16375 (tree_bb_level_prediction): Predict recursive calls.
16376 (tree_estimate_probability_bb): Skip inexpensive calls for call
16378 * predict.def (PRED_RECURSIVE_CALL): New.
16380 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16382 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16383 (BU_FLOAT128_1): Likewise.
16385 (COPYSIGNQ): Likewise.
16386 (RS6000_BUILTIN_NANQ): Likewise.
16387 (RS6000_BUILTIN_NANSQ): Likewise.
16388 (RS6000_BUILTIN_INFQ): Likewise.
16389 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16390 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16391 (TARGET_FOLD_BUILTIN): New #define.
16392 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16393 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16394 (rs6000_fold_builtin): New target hook implementation, handling
16395 folding of 128-bit NaNs and infinities.
16396 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16397 entries are filled in to avoid problems during bootstrap
16398 self-test; define builtins for 128-bit NaNs and infinities.
16399 (rs6000_opt_mask): Add entry for float128.
16400 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16401 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16402 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16403 (const_str_type_node): New #define.
16404 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16405 to a define_expand that dispatches to either copysign<mode>3_soft
16406 or copysign<mode>3_hard.
16407 (copysign<mode>3_hard): Rename from copysign<mode>3.
16408 (copysign<mode>3_soft): New define_insn.
16409 * doc/extend.texi: Document new builtins.
16411 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16413 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16414 PRIu64 instead of lu.
16416 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16419 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16420 copy the type name.
16422 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16424 PR tree-optimization/71647
16425 * omp-low.c (lower_rec_input_clauses): Convert
16426 omp_clause_aligned_alignment (c) to size_type_node for the
16427 last argument of __builtin_assume_aligned.
16429 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16431 * configure.ac (calling ___tls_get_addr via GOT): New
16432 assembler/linker check.
16433 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16434 assembler and linker supports calling ___tls_get_addr via GOT.
16435 Otherise, defined to 0.
16436 * config.in: Regenerated.
16437 * configure: Likewise.
16438 * config/i386/constraints.md (Yb): New constraint.
16439 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16440 (REG_CLASS_NAMES): Likewise.
16441 (REG_CLASS_CONTENTS): Likewise.
16442 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16443 the b constraint with the Yb constraint. Call ___tls_get_addr
16444 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16446 (*tls_local_dynamic_base_32_gnu): Likewise.
16447 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16448 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16449 (*tls_local_dynamic_base_64_<mode>): Likewise.
16451 2016-06-24 Martin Liska <mliska@suse.cz>
16453 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16454 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16456 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16457 argument to true if the expected number of iterations is
16460 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16462 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16463 assemble for 32bit target.
16464 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16465 and $ld_ix86_gld_32_opt to link for 32bit target.
16466 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16467 * configure: Regenerate.
16469 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16471 * config/arm/arm.c (int_log2): Delete definition and prototype.
16472 (shift_op): Use exact_log2 instead of int_log2.
16473 (vfp3_const_double_for_fract_bits): Likewise.
16475 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16477 * internal-fn.c (expand_arith_set_overflow): New function.
16478 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16480 (expand_arith_overflow_result_store): Likewise. Handle precision
16481 smaller than mode precision.
16482 * tree-vrp.c (extract_range_basic): For imag part, handle
16483 properly signed 1-bit precision result.
16484 * doc/extend.texi (__builtin_add_overflow): Document that last
16485 argument can't be pointer to enumerated or boolean type.
16486 (__builtin_add_overflow_p): Document that last argument can't
16487 have enumerated or boolean type.
16489 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16490 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16492 * config/rs6000/predicates.md (splat_input_operand): Rework.
16493 Don't allow constants, since the insns that use this predicate
16494 don't support constants. Constants are handled by other insns
16495 that are created via combine. During and after register
16496 allocation, only allow indexed or indirect addresses, and not
16497 general addresses. Only allow modes supported by the hardware.
16498 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16499 comment. Move check for using VSPLTIS<x> to a common location,
16500 instead of doing it in two different places.
16502 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16504 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16505 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16506 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16507 signature_CENTAUR_ebx.
16509 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16513 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16514 (as_ix86_gas_32_opt): This.
16515 (ld_ix86_tls_ldm_opt): Renamed to ...
16516 (ld_ix86_gld_32_opt): This.
16517 (R_386_TLS_LDM reloc): Updated.
16518 (R_386_GOT32X reloc): New assembler/linker check.
16519 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16520 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16522 * config.in: Regenerated.
16523 * configure: Likewise.
16524 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16525 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16526 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16527 if ix86_force_load_from_GOT_p returns true.
16528 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16529 ix86_force_load_from_GOT_p returns true.
16530 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16531 the external function address via the GOT slot.
16532 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16533 HAVE_AS_IX86_GOT32X before returning false.
16534 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16535 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16537 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16539 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16541 2016-06-23 Andi Kleen <ak@linux.intel.com>
16543 * Makefile.in: Regenerate.
16544 * doc/install.texi: Document autoprofiledbootstrap.
16546 2016-06-23 Andi Kleen <ak@linux.intel.com>
16548 * config/i386/gcc-auto-profile: New file.
16550 2016-06-23 Martin Liska <mliska@suse.cz>
16552 PR middle-end/71619
16553 * predict.c (predict_loops): Revert the hunk that was removed
16556 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16558 * config.gcc: Add support for arm*-*-phoenix* targets.
16559 * config/arm/t-phoenix: New.
16560 * config/phoenix.h: New.
16562 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16563 H.J. Lu <hongjiu.lu@intel.com>
16566 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16567 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
16568 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
16569 ix86_force_load_from_GOT_p returns true.
16570 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
16571 ix86_force_load_from_GOT_p returns true.
16572 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
16573 ix86_force_load_from_GOT_p returns true.
16574 (ix86_expand_move): Load the external function address via the
16575 GOT slot if ix86_force_load_from_GOT_p returns true.
16576 * config/i386/predicates.md (x86_64_immediate_operand): Return
16577 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
16578 (x86_64_zext_immediate_operand): Ditto.
16580 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
16582 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
16584 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16587 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
16588 * diagnostic.c (pedwarn_at_rich_loc): New function.
16589 * spellcheck.h (best_match::best_match): Add a
16590 "best_distance_so_far" optional parameter.
16591 (best_match::set_best_so_far): New method.
16592 (best_match::get_best_distance): New accessor.
16593 (best_match::get_best_candidate_length): New accessor.
16595 2016-06-22 Nick Clifton <nickc@redhat.com>
16597 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16598 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16599 modes are accepted as well.
16600 (ucompare_loc_descriptor): Likewise.
16601 (minmax_loc_descriptor): Likewise.
16602 (clz_loc_descriptor): Likewise.
16603 (popcount_loc_descriptor): Likewise.
16604 (bswap_loc_descriptor): Likewise.
16605 (rotate_loc_descriptor): Likewise.
16606 (mem_loc_descriptor): Likewise.
16607 (loc_descriptor): Likewise.
16609 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16611 * common.opt (fdiagnostics-parseable-fixits): New option.
16612 * diagnostic.c: Include "selftest.h".
16613 (print_escaped_string): New function.
16614 (print_parseable_fixits): New function.
16615 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16616 (selftest::assert_print_escaped_string): New function.
16617 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16618 (selftest::test_print_escaped_string): New function.
16619 (selftest::test_print_parseable_fixits_none): New function.
16620 (selftest::test_print_parseable_fixits_insert): New function.
16621 (selftest::test_print_parseable_fixits_remove): New function.
16622 (selftest::test_print_parseable_fixits_replace): New function.
16623 (selftest::diagnostic_c_tests): New function.
16624 * diagnostic.h (struct diagnostic_context): Add field
16625 "parseable_fixits_p".
16626 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16627 -fdiagnostics-parseable-fixits.
16628 (-fdiagnostics-parseable-fixits): New option.
16629 * opts.c (common_handle_option): Handle
16630 -fdiagnostics-parseable-fixits.
16631 * selftest-run-tests.c (selftest::run_tests): Call
16632 selftest::diagnostic_c_tests.
16633 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16635 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16637 PR tree-optimization/71488
16638 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16639 comparison of boolean vectors.
16640 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16641 of boolean vectors using bitwise operations.
16643 2016-06-22 Andreas Schwab <schwab@suse.de>
16645 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16646 Remove declaration.
16648 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16650 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16652 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16654 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16657 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16659 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16660 * config/arm/arm-cores.def (cortex-a73): New entry.
16661 (cortex-a73.cortex-a35): Likewise.
16662 (cortex-a73.cortex-a53): Likewise.
16663 * config/arm/arm-tables.opt: Regenerate.
16664 * config/arm/arm-tune.md: Likewise.
16665 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16666 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16667 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16668 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16669 * doc/invoke.texi (ARM Options): Document cortex-a73,
16670 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16672 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16674 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16675 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16676 (cortex-a73.cortex-a35): Likewise.
16677 (cortex-a73.cortex-a53): Likewise.
16678 * config/aarch64/aarch64-tune.md: Regenerate.
16679 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16680 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16683 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16685 * configure.ac (gcc_cv_as_compress_debug): Remove
16686 --compress-debug-sections as extra as switch.
16687 Handle gas --compress-debug-sections=type.
16688 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16689 Handle gld --compress-debug-sections=type.
16690 * configure: Regenerate.
16692 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16694 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16696 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16698 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16699 (do_rewrite): likewise.
16701 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16703 * common/config/mep/mep-common.c: Remove.
16704 * config.gcc: Remove mep-* support.
16705 * config/mep/constraints.md: Remove.
16706 * config/mep/default.h: Remove.
16707 * config/mep/intrinsics.h: Remove.
16708 * config/mep/intrinsics.md: Remove.
16709 * config/mep/ivc2-template.h: Remove.
16710 * config/mep/mep-c5.cpu: Remove.
16711 * config/mep/mep-core.cpu: Remove.
16712 * config/mep/mep-default.cpu: Remove.
16713 * config/mep/mep-ext-cop.cpu: Remove.
16714 * config/mep/mep-intrin.h: Remove.
16715 * config/mep/mep-ivc2.cpu: Remove.
16716 * config/mep/mep-pragma.c: Remove.
16717 * config/mep/mep-protos.h: Remove.
16718 * config/mep/mep.c: Remove.
16719 * config/mep/mep.cpu: Remove.
16720 * config/mep/mep.h: Remove.
16721 * config/mep/mep.md: Remove.
16722 * config/mep/mep.opt: Remove.
16723 * config/mep/predicates.md: Remove.
16724 * config/mep/t-mep: Remove.
16725 * doc/install.texi: Remove mep-* documentation.
16726 * doc/md.texi: Likewise.
16728 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16730 * config.gcc: Remove support for avr-rtems.
16731 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16732 * config/avr/rtems.h: Remove.
16733 * config/avr/t-rtems: Remove.
16735 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16737 * config.gcc: Remove m32r-rtems support.
16738 * config/m32r/rtems.h: Remove.
16740 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16742 * config.gcc: Remove h8300-rtems support.
16743 * config/h8300/rtems.h: Remove.
16744 * config/h8300/t-rtems: Remove.
16746 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16748 * config.gcc: Remove support for knetbsd.
16749 * configure.ac: Likewise.
16750 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16751 * config/knetbsd-gnu.h: Remove.
16752 * configure: Regenerate.
16754 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16756 * config.gcc: Remove support for openbsd 2 and 3.
16757 * config/openbsd-oldgas.h: Remove.
16759 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16761 * config.gcc: Remove interix support.
16762 * config/i386/i386-interix.h: Remove.
16763 * config/i386/interix.opt: Remove.
16764 * config/i386/t-interix: Remove.
16765 * configure: Regenerate.
16766 * configure.ac: Remove interix support.
16767 * doc/install.texi: Remove interix documentation.
16769 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16771 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16772 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16775 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16777 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16778 they are both PLACEHOLDER_EXPRs.
16780 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16782 * stor-layout.c (layout_type): Move setting complex MODE to
16783 layout_type, instead of setting it ahead of time by the caller.
16784 * tree.c (build_complex_type): Likewise.
16786 2016-06-21 Martin Liska <mliska@suse.cz>
16788 * predict.c (force_edge_cold): Replace imposisble with
16791 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16793 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16794 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16796 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16798 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16800 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16801 Ilya Enkovich <ilya.enkovich@intel.com>
16804 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16805 New member function to convert V1TImode register to SUBREG
16806 TImode in debug insn.
16807 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16808 after changing register mode to V1TImode.
16810 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16812 * config/aarch64/aarch64-cores.def (vulcan): New core.
16813 * config/aarch64/aarch64-tune.md: Regenerate.
16814 * doc/invoke.texi: Document vulcan as an available option.
16816 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16818 * cse.c (canon_asm_operands): New function extracted from...
16819 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16820 either standalone or member of a PARALLEL.
16822 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16825 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16826 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16827 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16829 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16832 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
16833 constant addresses if can_create_pseudo_p.
16835 2016-06-21 Jakub Jelinek <jakub@redhat.com>
16837 PR tree-optimization/71588
16838 * tree-ssa-strlen.c (valid_builtin_call): New function.
16839 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
16842 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16844 PR middle-end/71581
16845 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
16846 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
16847 for conversion of scalar user var to complex type and use the
16848 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
16851 PR rtl-optimization/71591
16852 * toplev.c (toplev::run_self_tests): If no_backend, complain and
16853 don't run any tests.
16855 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
16858 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
16859 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
16860 space for PIC with non-v32 and the common non-PIC "jump".
16862 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16865 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
16866 returned values and add UN*/LTGT/*ORDERED cases with values matching
16867 D operand modifier on vcmp for AVX.
16869 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16871 * config/aarch64/aarch64.opt
16872 (mpc-relative-literal-loads): Rename internal option name.
16873 * config/aarch64/aarch64.c
16874 (aarch64_nopcrelative_literal_loads): Rename to
16875 aarch64_pcrelative_literal_loads.
16876 (aarch64_expand_mov_immediate): Likewise.
16877 (aarch64_secondary_reload): Likewise.
16878 (aarch64_can_use_per_function_literal_pools_p): Likewise.
16879 (aarch64_override_options_after_change_1): Rename and simplify logic.
16880 (aarch64_classify_symbol): Merge large model checks into switch,
16881 remove pc-relative load check.
16883 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16885 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
16886 costs relative to the cost of a register move.
16888 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16890 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
16891 (vcvt_n_f64_u64): Likewise.
16892 (vcvt_n_s64_f64): Likewise.
16893 (vcvt_n_u64_f64): Likewise.
16894 (vcvt_f64_s64): Likewise.
16895 (vrecpe_f64): Likewise.
16896 (vcvt_f64_u64): Likewise.
16897 (vrecps_f64): Likewise.
16899 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16901 * config/aarch64/aarch64.md
16902 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
16904 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
16906 * config/aarch64/aarch64-builtins.c
16907 (aarch64_types_binop_uss_qualifiers): Delete.
16908 (TYPES_BINOP_USS): Likewise.
16909 (aarch64_types_binop_sus_qualifiers): Likewise.
16910 (TYPES_BINOP_SUS): Likewise.
16911 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
16912 (TYPES_FCVTIMM_SUS): Likewise.
16913 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
16915 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
16916 (fcvtzs): Use SHIFTIMM rather than BINOP.
16917 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
16919 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16921 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
16922 costs relative to the cost of a register move.
16924 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16926 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
16927 Allow scalar/single vector modes to be tieable.
16929 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16931 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
16933 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16935 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
16937 * tree.h (TYPE_ALIGN): Likewise.
16939 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16942 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
16944 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16946 * config/avr/avr.c (avr_print_operand): Fix "format not a string
16947 literal" build warnings.
16948 (avr_print_operand_address): Dito.
16950 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
16953 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
16954 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
16956 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
16958 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
16960 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
16963 * reload1.c (reload): Pass 0 to finish_spills when called because
16964 update_eliminables_and_spill returns true and remove did_spill.
16965 (finish_spills): Adjust comment and document GLOBAL parameter.
16967 2016-06-17 DJ Delorie <dj@redhat.com>
16970 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
16971 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
16972 (umulqihi3_virt): Likewise.
16973 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
16974 (umulqihi3_real): Likewise.
16976 2016-06-17 Martin Liska <mliska@suse.cz>
16978 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
16980 2016-06-17 Martin Liska <mliska@suse.cz>
16982 * predict.def: PRED_LOOP_EXIT from 92 to 85.
16984 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
16986 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
16988 (vaddq_f32): Likewise.
16989 (vmul_f32): Likewise.
16990 (vmulq_f32): Likewise.
16991 (vsub_f32): Likewise.
16992 (vsubq_f32): Likewise.
16994 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16996 PR tree-optimization/71347
16997 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
16998 cost for all uses in group.
17000 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17002 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17003 insert gimple seq if it's not empty.
17005 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17007 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17009 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17010 rather than OFFSET.
17011 (comp_dr_with_seg_len_pair): Ditto.
17012 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17013 struct dr_with_seg_len_pair against DR_OFFSET.
17014 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17015 DR_OFFSET directly.
17017 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17019 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17021 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17023 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17024 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17025 (pa_output_millicode_call): Likewise.
17026 (pa_output_call): Likewise.
17027 (pa_output_indirect_call): Likewise.
17028 (pa_asm_output_mi_thunk): Likewise.
17030 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17032 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17034 2016-06-16 Martin Liska <mliska@suse.cz>
17036 * predict.c (combine_predictions_for_insn): When we find a first
17037 match predictor, we should consider just predictors with
17038 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17039 DS theory predictor.
17040 (combine_predictions_for_bb): Likewise.
17042 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17044 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17045 with base of reference to struct.
17047 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17049 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17051 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17054 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17055 progmem_swtable_section.
17056 (progmem_swtable_section): Remove.
17057 (avr_asm_function_rodata_section): Remove.
17058 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17059 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17061 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17063 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17064 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17065 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17066 signature_CENTAUR_ebx.
17067 * config/i386/i386.c (ix86_option_override_internal): Add
17068 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17069 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17070 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17072 2016-06-16 Martin Liska <mliska@suse.cz>
17074 * predict.def: Add fortran loop preheader predictor.
17075 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17076 fold IFN_BUILTIN_EXPECT with a known constant argument.
17078 2016-06-16 Martin Liska <mliska@suse.cz>
17080 * predict.def: Add 'Fortran' to display text of all
17081 PRED_FORTRAN_* predictors.
17083 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17086 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17087 [IA64_BUILTIN_NANSQ]: Ditto.
17088 (ia64_fold_builtin): New function.
17089 (TARGET_FOLD_BUILTIN): New define.
17090 (ia64_init_builtins) Declare const_string_type node.
17091 Add __builtin_nanq and __builtin_nansq builtin functions.
17092 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17094 2016-06-16 Nick Clifton <nickc@redhat.com>
17096 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17097 MSP430_HWMULT_ prefix to enum values.
17098 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17099 * config/msp430/msp430.c: Update use of enum values.
17100 * config/msp430/msp430.md: Likewise.
17101 * config/msp430/msp430.opt: Likewise.
17103 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17105 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17106 of comparsions in the last iteration.
17108 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17109 Joern Rennecke <joern.rennecke@embecosm.com>
17111 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17113 (arc_needs_pcl_p): Add GOTOFFPC.
17114 (arc_legitimate_pic_addr_p): Likewise.
17115 (arc_output_pic_addr_const): Likewise.
17116 (arc_legitimize_pic_address): Generate a pc-relative address using
17118 (arc_output_libcall): Use @pcl syntax.
17119 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17120 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17121 (*movsi_insn): Use @pcl syntax.
17122 (doloop_begin_i): Likewise.
17124 2016-06-16 Martin Liska <mliska@suse.cz>
17126 * predict.def: Define a new predictor.
17128 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17130 * config/arc/arc.opt (mtp-regno): Update text.
17132 2016-06-16 Renlin Li <renlin.li@arm.com>
17134 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17136 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17139 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17140 (setcc + and peephole2): Likewise.
17142 PR rtl-optimization/71532
17143 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17146 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17148 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17149 DImode constants with XXSPLTIB in vector registers.
17150 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17151 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17152 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17153 extraction of the element at the top of the register as a scalar
17155 (vsx_extract_<mode>_internal1): Likewise.
17156 (vsx_extract_<mode>_internal2): Likewise.
17157 * config/rs6000/constraints.md (wi constraint): Remove a comment
17158 about DImode not being allowed in Altivec registers.
17159 (wB constraint): New constraint for constants that can be
17160 generated in Altivec registers with VSPLTISW/VUPKHSW.
17161 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17163 (xxspltib_constant_nosplit): Likewise.
17164 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17165 support for -mupper-regs-di to enable DImode to go into Altivec
17167 (POWERPC_MASKS): Likewise.
17168 (power7 cpu): Likewise.
17169 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17170 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17171 for DImode being allowed in Altivec registers. Update wi/wj
17172 constraints. Set scalar_in_vmx_p flag.
17173 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17174 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17175 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17176 (rs6000_opt_masks): Add -mupper-regs-di.
17177 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17178 direct move to use wi and not wj.
17179 (lfiwzx): Likewise.
17180 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17182 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17183 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17184 any VSX register, instead of just Altivec registers, to allow
17185 either operand to be an Altivec register or both.
17186 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17187 (movdi_internal32): Add support for -mupper-regs-di. Add support
17188 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17189 the alternatives and attributes to be lined up to be easier to
17191 (movdi_internal64): Likewise.
17192 (64-bit DImode splitters): Change predicates to only split loading
17193 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17194 load constants in ISA 3.0 or ISA 2.07 respectively.
17195 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17196 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17197 mention -mcpu=power9 sets these options.
17198 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17201 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17204 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17205 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17206 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17207 by default to warn misspelled interrupt/ signal handler.
17208 * doc/invoke.texi (AVR Options): Document it. Update description
17209 for -nodevicelib option.
17211 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17213 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17214 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17215 (aarch64_<sur>shll2_n<mode>): Likewise.
17217 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17219 PR middle-end/71529
17220 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17221 DECL_CONTEXT for copied arguments.
17223 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17225 PR tree-optimization/71483
17226 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17229 2016-06-15 Martin Liska <mliska@suse.cz>
17231 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17232 instead of predict_edge w/o a probability.
17234 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17236 PR tree-optimization/71439
17237 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17240 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17242 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17243 register subregs in SET_SRC.
17245 2016-06-15 Richard Biener <rguenther@suse.de>
17247 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17248 store restrictions.
17250 2016-06-15 Richard Biener <rguenther@suse.de>
17252 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17253 not consider dependences between accesses that belong to the
17255 (vect_analyze_data_ref_dependences): Do not analyze read-read
17256 or self-dependences.
17258 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17260 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17262 (find_closest_identifier): Reimplement in terms of
17263 best_match<tree,tree>.
17264 * spellcheck-tree.h: New file.
17265 * spellcheck.c (struct edit_distance_traits<const char *>): New
17267 (find_closest_string): Reimplement in terms of
17268 best_match<const char *, const char *>.
17269 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17270 overload to spellcheck-tree.h.
17271 (find_closest_identifier): Likewise.
17272 (struct edit_distance_traits<T>): New template.
17273 (class best_match): New class.
17275 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17277 * selftest-run-tests.c (selftest::run_tests): Call
17278 selftest::spellcheck_tree_c_tests.
17279 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17280 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17281 (selftest::test_find_closest_identifier): New function.
17282 (selftest::spellcheck_tree_c_tests): New function.
17283 * spellcheck.c (selftest::test_find_closest_string): Verify that
17284 the order of the vec does not affect the results for this case.
17285 (selftest::test_data): New array.
17286 (selftest::test_metric_conditions): New function.
17287 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17288 Call selftest::test_metric_conditions.
17290 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17292 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17293 (BU_P9_MISC_1): Likewise.
17294 (BU_P9_64BIT_MISC_0): Likewise.
17295 (BU_P9_MISC_0): Likewise.
17297 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17299 * gcc-rich-location.c
17300 (gcc_rich_location::add_fixit_misspelled_id): New method.
17301 * gcc-rich-location.h
17302 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17304 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17306 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17307 FreeBSD 11 and above.
17309 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17311 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17313 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17315 * expmed.h: Close parenthesis in "at your option" in copyright
17317 * lower-subreg.h: Likewise.
17319 2016-06-14 Richard Biener <rguenther@suse.de>
17321 PR middle-end/71526
17322 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17325 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17327 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17329 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17330 mask+shift version.
17331 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17333 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17334 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17336 2016-06-14 Richard Biener <rguenther@suse.de>
17338 PR tree-optimization/71522
17339 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17340 copying into float copying.
17342 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17344 PR tree-optimization/71520
17345 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17346 (replace_block_by): Move user labels from bb1 to bb2.
17348 2016-06-14 Richard Biener <rguenther@suse.de>
17350 PR middle-end/71310
17352 * expr.h (get_bit_range): Declare.
17353 * expr.c (get_bit_range): Export.
17354 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17355 word_mode again to constrain the bitfield access.
17357 2016-06-14 Richard Biener <rguenther@suse.de>
17359 PR tree-optimization/71521
17360 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17361 division int_const_binop against zero divisor.
17363 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17365 * config/i386/i386.md (signbittf2): New expander.
17366 * config/i386/sse.md (ptesttf2): New insn pattern.
17368 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17371 * input.c (selftest::test_reading_source_line): Avoid reading from
17372 __FILE__ by creating a tempfile with known content and reading
17375 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17377 * pretty-print.c (assert_pp_format_colored): Skip the test if
17379 (test_pp_format): Remove comment about GCC_COLORS.
17381 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17383 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17384 * pretty-print.c (assert_pp_format_va): Add location param and use
17385 it with ASSERT_STREQ_AT.
17386 (assert_pp_format): Add location param and pass it to
17387 assert_pp_format_va.
17388 (assert_pp_format_colored): Likewise.
17389 (ASSERT_PP_FORMAT_1): New.
17390 (ASSERT_PP_FORMAT_2): New.
17391 (ASSERT_PP_FORMAT_3): New.
17392 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17393 explicitly, or implicitly via the above macros.
17394 * selftest.c (selftest::pass): Use a selftest::location rather
17395 than file and line.
17396 (selftest::fail): Likewise. Print the function name.
17397 (selftest::fail_formatted): Likewise.
17398 (selftest::assert_streq): Use a selftest::location rather than
17400 * selftest.h (selftest::location): New struct.
17401 (SELFTEST_LOCATION): New macro.
17402 (selftest::pass): Accept a const location & rather than file
17404 (selftest::fail): Likewise.
17405 (selftest::fail_formatted): Likewise.
17406 (selftest::assert_streq): Likewise.
17407 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17408 (ASSERT_FALSE): Likewise.
17409 (ASSERT_EQ): Likewise.
17410 (ASSERT_NE): Likewise.
17411 (ASSERT_STREQ): Likewise.
17412 (ASSERT_PRED1): Likewise.
17413 (ASSERT_STREQ_AT): New macro.
17415 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17417 * selftest.c (selftest::fail_formatted): New function.
17418 (selftest::assert_streq): New function.
17419 * selftest.h (selftests::fail_formatted): New decl.
17420 (selftest::assert_streq): New decl.
17421 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17423 2016-06-13 Jeff Law <law@redhat.com>
17425 PR tree-optimization/71403
17426 * tree-ssa-threadbackward.c
17427 (convert_and_register_jump_thread_path): No longer accept reference
17428 to path. Do not pop items off the path anymore.
17429 (fsm_find_control_statement_thread_paths): Do not allow threading
17430 to a deeper loop nest. Pop the last item off the path here rather
17431 than in convert_and_register_jump_thread_path.
17433 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17434 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17436 [AArch64] Emit division using the Newton series
17438 * config/aarch64/aarch64-protos.h
17439 (cpu_approx_modes): Add new member "division".
17440 (aarch64_emit_approx_div): Declare new function.
17441 * config/aarch64/aarch64.c
17442 (generic_approx_modes): New member "division".
17443 (exynosm1_approx_modes): Likewise.
17444 (xgene1_approx_modes): Likewise.
17445 (aarch64_emit_approx_div): Define new function.
17446 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17447 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17448 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17449 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17451 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17452 Wilco Dijkstra <wilco.dijkstra@arm.com>
17454 [AArch64] Emit square root using the Newton series
17456 * config/aarch64/aarch64-protos.h
17457 (aarch64_emit_approx_rsqrt): Replace with new function
17458 "aarch64_emit_approx_sqrt".
17459 (cpu_approx_modes): New member "sqrt".
17460 * config/aarch64/aarch64.c
17461 (generic_approx_modes): New member "sqrt".
17462 (exynosm1_approx_modes): Likewise.
17463 (xgene1_approx_modes): Likewise.
17464 (aarch64_emit_approx_rsqrt): Replace with new function
17465 "aarch64_emit_approx_sqrt".
17466 (aarch64_override_options_after_change_1): Handle new option.
17467 * config/aarch64/aarch64-simd.md
17468 (rsqrt<mode>2): Use new function instead.
17469 (sqrt<mode>2): New expansion and insn definitions.
17470 * config/aarch64/aarch64.md: Likewise.
17471 * config/aarch64/aarch64.opt
17472 (mlow-precision-sqrt): Add new option description.
17473 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17475 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17477 [AArch64] Add more choices for the reciprocal square root approximation
17479 Allow a target to prefer such operation depending on the operation mode.
17481 * config/aarch64/aarch64-protos.h
17482 (AARCH64_APPROX_MODE): New macro.
17483 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17484 (cpu_approx_modes): New structure.
17485 (tune_params): New member "approx_modes".
17486 * config/aarch64/aarch64-tuning-flags.def
17487 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17488 * config/aarch64/aarch64.c
17489 (generic_approx_modes): New core "cpu_approx_modes" structure.
17490 (exynosm1_approx_modes): Likewise.
17491 (xgene1_approx_modes): Likewise.
17492 (generic_tunings): New member "approx_modes".
17493 (cortexa35_tunings): Likewise.
17494 (cortexa53_tunings): Likewise.
17495 (cortexa57_tunings): Likewise.
17496 (cortexa72_tunings): Likewise.
17497 (exynosm1_tunings): Likewise.
17498 (thunderx_tunings): Likewise.
17499 (xgene1_tunings): Likewise.
17500 (use_rsqrt_p): New argument for the mode and use new member from
17502 (aarch64_builtin_reciprocal): Devise mode from builtin.
17503 (aarch64_optab_supported_p): New argument for the mode.
17504 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17506 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17508 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17509 RS6000_BTM_MODULO flag into the set of flags that are considered
17510 to be part of the common configuration.
17512 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17514 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17515 difference unsigned.
17516 (vec_absdb): New macro for vector absolute difference unsigned
17518 (vec_absdh): New macro for vector absolute difference unsigned
17520 (vec_absdw): New macro for vector absolute difference unsigned word.
17521 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17522 (vadu<mode>3): New insn.
17523 (*p9_vadu<mode>3): New insn.
17524 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17526 (vaduh): New built-in definition.
17527 (vaduw): New built-in definition.
17528 (vadu): New overloaded built-in definition.
17529 (vadub): New overloaded built-in definition.
17530 (vaduh): New overloaded built-in definition.
17531 (vaduw): New overloaded built-in definition.
17532 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17533 overloaded vector absolute difference unsigned functions.
17534 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17535 the ISA 3.0 vector absolute difference unsigned built-in functions.
17537 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17539 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17540 update shared_lookup_references only once after changing operands.
17542 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17544 PR middle-end/71373
17545 * tree-nested.c (convert_nonlocal_omp_clauses)
17546 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17548 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17549 * tree.def (CASE_LABEL_EXPR): Likewise.
17551 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17554 * input.c (test_builtins): Fix an assertion.
17556 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17558 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17559 (paritysi2): Ditto.
17561 (isinf<mode>2): Ditto.
17563 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17565 * ggc-tests.c (test_finalization): Only test need_finalization_p
17566 for GCC_VERSION >= 4003.
17568 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17570 * config/s390/vecintrin.h: Fix file description in comment.
17572 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17574 * config/s390/s390-builtin-types.def: Change builtin type naming
17575 scheme to match builtin-types.def.
17577 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
17579 * fold-const.c (optimize_minmax_comparison): Remove.
17580 (fold_comparison): Remove call to the above.
17581 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
17582 New transformations.
17584 2016-06-13 Alan Hayward <alan.hayward@arm.com>
17586 PR tree-optimization/71416
17587 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
17590 2016-06-13 Martin Liska <mliska@suse.cz>
17592 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17593 (combine_predictions_for_insn): Likewise.
17594 (prune_predictions_for_bb): Likewise.
17595 (combine_predictions_for_bb): Likewise.
17597 2016-06-13 Richard Biener <rguenther@suse.de>
17599 PR tree-optimization/71505
17600 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17601 assert match comment.
17603 2016-06-13 Marek Polacek <polacek@redhat.com>
17605 PR middle-end/71476
17606 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17607 gimplify_switch_expr.
17608 (warn_switch_unreachable_r): New function.
17610 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17613 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17616 2016-06-13 Richard Biener <rguenther@suse.de>
17618 PR middle-end/64516
17619 * fold-const.c (fold_unary_loc): Preserve alignment when
17620 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17622 2016-06-13 Martin Liska <mliska@suse.cz>
17625 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17626 w/ -fsanitize=bounds.
17628 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17630 * config/i386/i386.c (ix86_init_builtins): Calculate
17631 FLOAT128_FTYPE_CONST_STRING function type only once.
17632 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17633 built-in functions are available for x86-32 and x86-64 targets.
17635 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17638 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17639 New primitive type.
17640 (FLOAT128_FTYPE_CONST_STRING): New function type.
17641 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17642 [IX86_BUILTIN_NANSQ]: Ditto.
17643 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17644 (ix86_init_builtin_types): Declare const_string_type_node.
17645 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17647 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17648 * doc/extend.texi (x86 Built-in Functions): Document
17649 __builtin_nanq and __builtin_nansq.
17651 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17654 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17655 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17656 length for pop patterns.
17657 (arm_attr_length_push_multi): Update comments.
17658 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17660 (*pop_multiple_with_writeback_and_return): Likewise.
17661 (*pop_multiple_with_return): Likewise.
17663 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17665 PR middle-end/71310
17666 * fold-const.c (optimize_bit_field_compare): Don't try to use
17667 word_mode unconditionally for reading the bit field, look at
17668 DECL_BIT_FIELD_REPRESENTATIVE instead.
17670 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17672 PR middle-end/71478
17673 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17674 vector integer type.
17676 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17678 PR middle-end/71494
17679 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17680 without LABEL_DECL, set *handled_ops_p to false instead of true.
17682 2016-06-10 Martin Sebor <msebor@redhat.com>
17685 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17686 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17687 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17689 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17690 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17691 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17692 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17693 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17694 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17695 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17696 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17698 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17700 * config/arm/arm.h (pool_vector_label,
17701 return_used_this_function): Remove.
17703 2016-06-10 Jeff Law <law@redhat.com>
17705 PR tree-optimization/71335
17706 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17707 zero length paths here.
17708 (convert_and_register_jump_thread_path): Remove hacks related to
17709 duplicated blocks in the jump thread path.
17710 (fsm_find_control_statement_thread_paths): Avoid putting the same
17711 block on the thread path twice, but ensure the thread path is
17712 unchanged from the caller's point of view.
17714 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17716 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17717 * predict.def (PRED_LOOP_BRANCH): Remove.
17719 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17721 * Makefile.in (OBJS): Add ggc-tests.o.
17722 (GTFILES): Add ggc-tests.c.
17723 * ggc-tests.c: New file.
17724 * selftest-run-tests.c (selftest::run_tests): Call
17725 selftest::ggc_tests_c_tests.
17726 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17728 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17730 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17732 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17735 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17736 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17738 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17740 * profile.c: Include cfgloop.h.
17741 (branch_prob): Compute estimated number of iterations.
17742 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17743 recompute estimate number of iterations from profile.
17745 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17747 PR inline-asm/68843
17748 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17749 must be grouped on top of stack. Don't force early clobber
17750 on ordinary reg outputs.
17752 2016-06-10 Richard Biener <rguenther@suse.de>
17754 * targhooks.c (default_builtin_vectorization_cost): Adjust
17755 vec_construct cost.
17757 2016-06-10 Richard Biener <rguenther@suse.de>
17759 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17760 to fold the RHS to a constant if possible.
17762 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17764 PR middle-end/71373
17765 * tree-nested.c (convert_nonlocal_omp_clauses)
17766 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17767 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17768 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17770 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17772 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17774 * omp-low.c (scan_sharing_clauses): Don't expect
17775 OMP_CLAUSE__CACHE_.
17777 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17779 PR tree-optimization/71407
17780 PR tree-optimization/71416
17781 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17782 BIT_FIELD_REF type.
17784 2016-06-10 Richard Biener <rguenther@suse.de>
17786 PR middle-end/71477
17787 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17789 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17791 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17793 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17794 Jiong Wang <jiong.wang@arm.com>
17796 PR rtl-optimization/70751
17797 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17798 spilled into memory.
17800 2016-06-09 Jonathan Yong <10walls@gmail.com>
17803 2015-09-21 Jonathan Yong <10walls@gmail.com>
17805 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17806 sysroot/usr/lib/32api for additional win32 libraries,
17807 fixes failing Cygwin bootstrapping.
17809 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17811 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17814 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17817 * pretty-print.c (pp_indent): Specify that %p is printed in a
17818 host-dependent manner.
17819 (test_pp_format): Remove the test for %p.
17821 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17823 * config/mips/mips.c (mips_output_jump): Fix formatting.
17825 2016-06-09 Richard Biener <rguenther@suse.de>
17827 PR tree-optimization/71462
17828 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
17831 2016-06-09 Martin Liska <mliska@suse.cz>
17833 * predict.c (dump_prediction): Add new argument.
17834 (enum predictor_reason): New enum.
17835 (struct predictor_hash): New struct.
17836 (predictor_hash::hash): New function.
17837 (predictor_hash::equal): Likewise.
17838 (not_removed_prediction_p): New function.
17839 (prune_predictions_for_bb): Likewise.
17840 (combine_predictions_for_bb): Prune predictions.
17842 2016-06-09 Martin Liska <mliska@suse.cz>
17844 * predict.c (filter_predictions): New function.
17845 (remove_predictions_associated_with_edge): Use the filter
17847 (equal_edge_p): New function.
17849 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
17851 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
17852 Correct usage of @samp vs @option, add @samp where appropriate.
17853 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
17854 Add armv6s-m and document it, as it is no official ARM name.
17856 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17858 * ifcvt.c (struct noce_if_info): Add transform_name field.
17859 (noce_try_move): Set if_info->transform_name to the function name.
17860 (noce_try_ifelse_collapse): Likewise.
17861 (noce_try_store_flag): Likewise.
17862 (noce_try_inverse_constants): Likewise.
17863 (noce_try_store_flag_constants): Likewise.
17864 (noce_try_addcc): Likewise.
17865 (noce_try_store_flag_mask): Likewise.
17866 (noce_try_cmove): Likewise.
17867 (noce_try_cmove_arith): Likewise.
17868 (noce_try_minmax): Likewise.
17869 (noce_try_abs): Likewise.
17870 (noce_try_sign_mask): Likewise.
17871 (noce_try_bitop): Likewise.
17872 (noce_convert_multiple_sets): Likewise.
17873 (noce_process_if_block): Print if_info->transform_name to
17874 dump_file if transformation succeeded.
17876 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17878 * config/arm/cortex-a57.md (cortex_a57_alu):
17881 2016-06-08 Martin Sebor <msebor@redhat.com>
17882 Jakub Jelinek <jakub@redhat.com>
17886 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
17887 BUILT_IN_MUL_OVERFLOW_P): New builtins.
17888 * builtins.c: Include gimple-fold.h.
17889 (fold_builtin_arith_overflow): Handle
17890 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
17891 (fold_builtin_3): Likewise.
17892 * doc/extend.texi (Integer Overflow Builtins): Document
17893 __builtin_{add,sub,mul}_overflow_p.
17895 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
17897 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
17898 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
17900 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
17902 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
17903 Rewrite, looking one level down for records and arrays.
17905 2016-06-08 David Malcolm <dmalcolm@redhat.com>
17907 * pretty-print.c: Include "selftest.h".
17908 (pp_format): Fix comment.
17909 (identifier_to_locale): Likewise.
17910 (selftest::test_basic_printing): New function.
17911 (selftest::assert_pp_format): New function.
17912 (selftest::test_pp_format): New function.
17913 (selftest::pretty_print_c_tests): New function.
17914 * selftest-run-tests.c (selftest::run_tests): Call
17915 selftest::pretty_print_c_tests.
17916 * selftest.h (pretty_print_c_tests): New declaration.
17918 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17920 * invoke.texi (max-loop-headers-insns): Document.
17921 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
17922 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
17923 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
17925 2016-06-08 Richard Biener <rguenther@suse.de>
17927 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
17928 on strided SLP loads and fall back to scalar loads in case
17929 we can't chunk them.
17931 2016-06-08 Richard Biener <rguenther@suse.de>
17933 PR tree-optimization/71452
17934 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
17935 type used for the SSA rewrite has enough precision to cover
17936 the dynamic type of the location.
17938 2016-06-08 Jakub Jelinek <jakub@redhat.com>
17939 Richard Biener <rguenther@suse.de>
17942 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
17943 the same as DECL_P (base0) for indirect_base0. Use equality_code
17944 in one further place.
17946 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
17948 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
17949 to one word if the field is known to overlap other words.
17950 (extract_bit_field_1): Likewise.
17951 (store_split_bit_field): Remove compensating code.
17952 (extract_split_bit_field): Likewise.
17954 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
17958 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
17960 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17962 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
17964 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
17965 (arch64_addpv4sf): Delete.
17966 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
17967 "gen_aarch64_addpv4sf".
17968 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
17970 (vpadds_f32): Likewise.
17971 (vpaddq_f32): Likewise.
17972 (vpaddq_f64): Likewise.
17974 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17976 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
17978 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
17979 to VALLF. Rename to "fabd<mode>3".
17980 "*fabd_scalar<mode>3): Delete.
17981 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
17983 (vabdd_f64): Likewise.
17984 (vabd_f32): Likewise.
17985 (vabd_f64): Likewise.
17986 (vabdq_f32): Likewise.
17987 (vabdq_f64): Likewise.
17989 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17991 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
17993 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
17994 "aarch64_rsqrts<mode>".
17995 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
17996 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
17998 (vrsqrtsd_f64): Likewise.
17999 (vrsqrts_f32): Likewise.
18000 (vrsqrts_f64): Likewise.
18001 (vrsqrtsq_f32): Likewise.
18002 (vrsqrtsq_f64): Likewise.
18004 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18006 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18008 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18009 "aarch64_rsqrte<mode>".
18010 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18011 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18013 (vrsqrted_f64): Likewise.
18014 (vrsqrte_f32): Likewise.
18015 (vrsqrte_f64): Likewise.
18016 (vrsqrteq_f32): Likewise.
18017 (vrsqrteq_f64): Likewise.
18019 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18021 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18023 (fcvtzs): Likewise.
18024 (fcvtzu): Likewise.
18025 * config/aarch64/aarch64-simd.md
18026 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18027 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18028 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18030 (vcvt_n_f32_u32): Likewise.
18031 (vcvt_n_s32_f32): Likewise.
18032 (vcvt_n_u32_f32): Likewise.
18033 (vcvtq_n_f32_s32): Likewise.
18034 (vcvtq_n_f32_u32): Likewise.
18035 (vcvtq_n_f64_s64): Likewise.
18036 (vcvtq_n_f64_u64): Likewise.
18037 (vcvtq_n_s32_f32): Likewise.
18038 (vcvtq_n_s64_f64): Likewise.
18039 (vcvtq_n_u32_f32): Likewise.
18040 (vcvtq_n_u64_f64): Likewise.
18041 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18042 (VSDQ_SDI): Likewise.
18043 (fcvt_target): Support V4DI, V4SI and V2SI.
18044 (FCVT_TARGET): Likewise.
18046 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18048 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18049 (TYPES_BINOP_SUS): Likewise.
18050 (aarch64_simd_builtin_data): Update include file name.
18051 (aarch64_builtins): Likewise.
18052 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18053 for conversion between scalar float-point and fixed-point.
18055 (fcvtzs): Likewise.
18056 (fcvtzu): Likewise.
18057 * config/aarch64/aarch64.md
18058 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18059 pattern for conversion between scalar float to fixed-pointer.
18060 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18061 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18062 (UNSPEC_FCVTZU): Likewise.
18063 (UNSPEC_SCVTF): Likewise.
18064 (UNSPEC_UCVTF): Likewise.
18065 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18067 (vcvtd_n_f64_u64): Likewise.
18068 (vcvtd_n_s64_f64): Likewise.
18069 (vcvtd_n_u64_f64): Likewise.
18070 (vcvtd_n_f32_s32): Likewise.
18071 (vcvts_n_f32_u32): Likewise.
18072 (vcvtd_n_s32_f32): Likewise.
18073 (vcvts_n_u32_f32): Likewise.
18074 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18076 (FCVT_TARGET): Likewise.
18077 (FCVT_FIXED2F): New iterator.
18078 (FCVT_F2FIXED): Likewise.
18079 (fcvt_fixed_insn): New define_int_attr.
18081 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18083 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18084 some statements was removed.
18086 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18088 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18089 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18090 (vect_can_advance_ivs_p): likewise.
18091 (vect_update_ivs_after_vectorizer): likewise.
18092 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18093 (vect_analyze_scalar_cycles_1): likewise.
18094 (vect_analyze_loop_operations): likewise.
18095 (report_vect_op): likewise.
18096 (vect_is_slp_reduction): likewise.
18097 (vect_is_simple_reduction): likewise.
18098 (get_initial_def_for_induction): likewise.
18099 (vect_transform_loop): likewise.
18100 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18101 (vect_recog_sad_pattern): likewise.
18102 (vect_recog_widen_sum_pattern): likewise.
18103 (vect_recog_widening_pattern): likewise.
18104 (vect_recog_divmod_pattern): likewise.
18105 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18106 (vect_analyze_slp_instance): likewise.
18107 (vect_transform_slp_perm_load): likewise.
18108 (vect_schedule_slp_instance): likewise.
18110 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18112 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18113 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18114 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18115 (PRED_LOOP_BRANCH): Document predictor as broken.
18116 (PRED_LOOP_EXIT): Change hitrate 91->92.
18117 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18118 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18119 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18120 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18121 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18122 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18123 (PRED_CALL): Chane hitrate 71->67.
18124 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18125 (PRED_GOTO): Document as unused right now.
18126 (PRED_CONST_RETURN): Change hitrate 67->69
18127 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18128 (PRED_NULL_RETURN): Change hitrate 91->90.
18129 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18130 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18131 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18133 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18135 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18136 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18137 special case Altivec builtin.
18138 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18139 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18140 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18141 code for ALTIVEC_BUILTIN_VEC_MUL.
18142 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18143 for __builtin_vec_mul.
18145 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18147 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18150 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18152 * spellcheck.c (selftest::test_find_closest_string): New function.
18153 (spellcheck_c_tests): Call the above.
18155 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18157 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18159 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18161 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18162 Yv=Yv,C alternatives.
18164 2016-06-07 Richard Biener <rguenther@suse.de>
18167 * common.opt (ffast-math): Make Optimization.
18169 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18170 Prachi Godbole <prachi.godbole@imgtec.com>
18172 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18173 `fabs' and `fneg' type attributes.
18174 (p5600_fpu_fabs): Add `fmove' to the comment.
18176 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18178 * gimple.c: Include builtins.h
18179 (gimple_inexpensive_call_p): New function.
18180 * gimple.h (gimple_inexpensive_call_p): Declare.
18181 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18182 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18185 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18187 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18188 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18189 warning_at_rich_loc, warning_n, pedwarn, permerror,
18190 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18191 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18194 2016-06-07 Richard Biener <rguenther@suse.de>
18196 PR tree-optimization/71428
18197 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18198 BIT_FIELD_REF op vs. load.
18200 2016-06-07 Richard Biener <rguenther@suse.de>
18202 PR middle-end/71423
18203 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18206 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18208 * config/pa/pa.md (call): Generate indirect long calls to non-local
18209 functions on TARGET_64BIT.
18210 (call_value): Likewise.
18212 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18214 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18215 pattern and subsequent splitters.
18216 (call_val_reg_64bit_post_reload): Likewise.
18218 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18220 PR middle-end/71408
18221 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18222 propagate_op_to_single_use.
18224 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18226 PR middle-end/71281
18227 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18229 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18231 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18232 (enum x86_dirflag_state): New enum.
18233 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18234 (machine_function): Remove needs_cld.
18235 (ix86_current_function_needs_cld): Remove.
18236 * config/i386/i386.c (ix86_set_func_type): Set
18237 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18238 (ix86_expand_prologue): Do not emit CLD here.
18239 (ix86_dirflag_mode_needed): New function.
18240 (ix86_dirflag_mode_entry): Ditto.
18241 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18242 (ix86_mode_after): Ditto.
18243 (ix86_mode_entry): Ditto.
18244 (ix86_mode_exit): Ditto.
18245 (ix86_emit_mode_set): Ditto.
18246 * config/i386/i386.md (strmov_singleop): Set
18247 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18248 Do not set ix86_current_function_needs_cld.
18250 (strset_singleop): Ditto.
18252 (cmpstrnqi_nz_1): Ditto.
18253 (cmpstrnqi_1): Ditto.
18254 (strlenqi_1): Ditto.
18256 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18258 PR tree-optimization/71259
18259 * tree-vect-slp.c (vect_get_constant_vectors): For
18260 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18261 one for constant op, and use COND_EXPR for non-constant.
18263 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18265 * Makefile.in (OBJS): Add function-tests.o,
18266 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18267 selftest-run-tests.o.
18268 (OBJS-libcommon): Add selftest.o.
18269 (OBJS-libcommon-target): Add selftest.o.
18270 (all.internal): Add "selftest".
18271 (all.cross): Likewise.
18272 (selftest): New phony target.
18273 (s-selftest): New target.
18274 (selftest-gdb): New phony target.
18275 (COLLECT2_OBJS): Add selftest.o.
18276 * bitmap.c: Include "selftest.h".
18277 (selftest::test_gc_alloc): New function.
18278 (selftest::test_set_range): New function.
18279 (selftest::test_clear_bit_in_middle): New function.
18280 (selftest::test_copying): New function.
18281 (selftest::test_bitmap_single_bit_set_p): New function.
18282 (selftest::bitmap_c_tests): New function.
18283 * common.opt (fself-test): New.
18284 * diagnostic-show-locus.c: Include "selftest.h".
18285 (make_range): New function.
18286 (test_range_contains_point_for_single_point): New function.
18287 (test_range_contains_point_for_single_line): New function.
18288 (test_range_contains_point_for_multiple_lines): New function.
18289 (assert_eq): New function.
18290 (test_get_line_width_without_trailing_whitespace): New function.
18291 (selftest::diagnostic_show_locus_c_tests): New function.
18292 * et-forest.c: Include "selftest.h".
18293 (selftest::test_single_node): New function.
18294 (selftest::test_simple_tree): New function.
18295 (selftest::test_disconnected_nodes): New function.
18296 (selftest::et_forest_c_tests): New function.
18297 * fold-const.c: Include "selftest.h".
18298 (selftest::assert_binop_folds_to_const): New function.
18299 (selftest::assert_binop_folds_to_nonlvalue): New function.
18300 (selftest::test_arithmetic_folding): New function.
18301 (selftest::fold_const_c_tests): New function.
18302 * function-tests.c: New file.
18303 * gimple.c: Include "selftest.h".
18304 Include "gimple-pretty-print.h".
18305 (selftest::verify_gimple_pp): New function.
18306 (selftest::test_assign_single): New function.
18307 (selftest::test_assign_binop): New function.
18308 (selftest::test_nop_stmt): New function.
18309 (selftest::test_return_stmt): New function.
18310 (selftest::test_return_without_value): New function.
18311 (selftest::gimple_c_tests): New function.
18312 * hash-map-tests.c: New file.
18313 * hash-set-tests.c: New file.
18314 * input.c: Include "selftest.h".
18315 (selftest::assert_loceq): New function.
18316 (selftest::test_accessing_ordinary_linemaps): New function.
18317 (selftest::test_unknown_location): New function.
18318 (selftest::test_builtins): New function.
18319 (selftest::test_reading_source_line): New function.
18320 (selftest::input_c_tests): New function.
18321 * rtl-tests.c: New file.
18322 * selftest-run-tests.c: New file.
18323 * selftest.c: New file.
18324 * selftest.h: New file.
18325 * spellcheck.c: Include "selftest.h".
18326 (selftest::levenshtein_distance_unit_test_oneway): New function,
18327 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18328 (selftest::levenshtein_distance_unit_test): Likewise.
18329 (selftest::spellcheck_c_tests): Likewise.
18330 * toplev.c: Include selftest.h.
18331 (toplev::run_self_tests): New.
18332 (toplev::main): Handle -fself-test.
18333 * toplev.h (toplev::run_self_tests): New.
18334 * tree.c: Include "selftest.h".
18335 (selftest::test_integer_constants): New function.
18336 (selftest::test_identifiers): New function.
18337 (selftest::test_labels): New function.
18338 (selftest::tree_c_tests): New function.
18339 * tree-cfg.c: Include "selftest.h".
18340 (selftest::push_fndecl): New function.
18341 (selftest::test_linear_chain): New function.
18342 (selftest::test_diamond): New function.
18343 (selftest::test_fully_connected): New function.
18344 (selftest::tree_cfg_c_tests): New function.
18345 * vec.c: Include "selftest.h".
18346 (selftest::safe_push_range): New function.
18347 (selftest::test_quick_push): New function.
18348 (selftest::test_safe_push): New function.
18349 (selftest::test_truncate): New function.
18350 (selftest::test_safe_grow_cleared): New function.
18351 (selftest::test_pop): New function.
18352 (selftest::test_safe_insert): New function.
18353 (selftest::test_ordered_remove): New function.
18354 (selftest::test_unordered_remove): New function.
18355 (selftest::test_block_remove): New function.
18356 (selftest::reverse_cmp): New function.
18357 (selftest::test_qsort): New function.
18358 (selftest::vec_c_tests): New function.c.
18359 * wide-int.cc: Include selftest.h and wide-int-print.h.
18360 (selftest::from_int <wide_int>): New function.
18361 (selftest::from_int <offset_int>): New function.
18362 (selftest::from_int <widest_int>): New function.
18363 (selftest::assert_deceq): New function.
18364 (selftest::assert_hexeq): New function.
18365 (selftest::test_printing <VALUE_TYPE>): New function template.
18366 (selftest::test_ops <VALUE_TYPE>): New function template.
18367 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18368 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18370 (selftest::wide_int_cc_tests): New function.
18372 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18374 PR middle-end/37780
18375 * ifcvt.c (noce_try_ifelse_collapse): New function.
18377 (noce_process_if_block): Call noce_try_ifelse_collapse.
18378 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18379 (simplify_ternary_operation): Use the above to simplify
18380 conditional CLZ/CTZ expressions.
18382 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18384 PR middle-end/37780
18385 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18386 define_insn_and_split.
18388 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18390 PR middle-end/37780
18391 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18393 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18396 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18397 Implicitly clobber memory for basic asm with non-empty assembler
18398 string. Use targetm.md_asm_adjust also here.
18399 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18400 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18401 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18402 non-empty assembler string.
18403 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18404 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18405 (decode_asm_operands): Handle basic asm in PARALLEL block.
18406 (extract_insn): Handle basic asm in PARALLEL block.
18407 * doc/extend.texi: Mention new behavior of basic asm.
18408 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18409 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18410 branch_needs_nop_p): Use asm_noperands.
18412 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18414 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18415 Include the M7 SPARC DFA scheduler.
18416 New attribute v3pipe.
18417 Annotate insns with v3pipe where appropriate.
18418 Define cpu_feature vis4.
18419 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18420 Add (V8QI "8") to vbits.
18421 Add insns {add,sub}v8qi3
18422 Add insns ss{add,sub}v8qi3
18423 Add insns us{add,sub}{v8qi,v4hi}3
18424 Add insns {min,max}{v8qi,v4hi,v2si}3
18425 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18426 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18427 * config/sparc/niagara4.md: Add a comment explaining the
18428 discrepancy between the documented latenty numbers and the
18430 * config/sparc/niagara7.md: New file.
18431 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18432 supports SPARC5 and VIS 4.0 instructions.
18433 * configure: Regenerate.
18434 * config.in: Likewise.
18435 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18436 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18437 TARGET_CPU_niagara7.
18438 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18439 (CPP_CPU_SPEC): Handle niagara7.
18440 (ASM_CPU_SPEC): Likewise.
18441 * config/sparc/sparc-opts.h (processor_type): Add
18442 PROCESSOR_NIAGARA7.
18443 (mvis4): New option.
18444 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18445 (AS_NIAGARA7_FLAG): Define.
18446 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18447 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18448 (CPP_CPU_SPEC): Handle niagara7.
18449 (ASM_CPU_SPEC): Likewise.
18450 * config/sparc/sparc.c (niagara7_costs): Define.
18451 (sparc_option_override): Handle niagara7 and adjust cache-related
18452 parameters with better values for niagara cpus. Also support VIS4.
18453 (sparc32_initialize_trampoline): Likewise.
18454 (sparc_use_sched_lookahead): Likewise.
18455 (sparc_issue_rate): Likewise.
18456 (sparc_register_move_cost): Likewise.
18457 (dump_target_flag_bits): Support VIS4.
18458 (sparc_vis_init_builtins): Likewise.
18459 (sparc_builtins): Likewise.
18460 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18462 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18464 * config/sparc/sparc.opt (sparc_processor_type): New value
18466 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18468 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18470 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18473 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18475 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18477 2016-06-06 Richard Biener <rguenther@suse.de>
18479 PR tree-optimization/71398
18480 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18483 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18485 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18486 ft32_expand_prolog, ft32_expand_epilogue):
18487 Handle pretend_args.
18488 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18489 * config/ft32/ft32.md: Add pretend_returner.
18491 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18494 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18495 Copy op1 RTX to avoid invalid sharing.
18496 (ix86_expand_vector_move_misalign): Ditto.
18498 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18500 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18503 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18505 * predict.c (predicted_by_loop_heuristics_p): New function.
18506 (predict_iv_comparison): Use it.
18507 (predict_loops): Walk from innermost loops; do not predict edges
18508 leaving multiple loops multiple times; implement
18509 PRED_LOOP_ITERATIONS_MAX heuristics.
18510 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18512 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18514 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18515 only edges out of BB are EH edges.
18517 2016-06-04 Martin Sebor <msebor@redhat.com>
18518 Marcin Baczyński <marbacz@gmail.com>
18521 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18522 a void expression in a void function.
18524 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18526 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18527 aux; dump reasons of decisions.
18528 (should_duplicate_loop_header_p): Likewise.
18529 (do_while_loop_p): Likewise.
18530 (ch_base::copy_headers): Dump asi num insns duplicated.
18532 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18534 PR tree-optimization/71405
18535 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18536 incompatible type, build a new clobber with the right type instead
18537 of building a VIEW_CONVERT_EXPR around it.
18539 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18541 PR tree-optimization/52171
18542 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18543 by_pieces_ninsns instead of move_by_pieces_ninsns.
18545 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18547 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18548 for reg+reg addressing mode.
18550 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18552 * rs6000-c.c (c/c-tree.h): Add #include.
18553 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18554 in C++ when found in the base position of vec_ld or vec_st.
18556 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18558 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18559 use of profile unless profile status is PROFILE_READ.
18560 * profile.c (compute_branch_probabilities): Set profile status
18561 only after reporting predictor hitrates.
18563 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18567 * common.opt (ffp-int-builtin-inexact): New option.
18568 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
18569 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
18570 (ceil@var{m}2): Document dependence on this option.
18571 * ipa-inline-transform.c (inline_call): Handle
18572 flag_fp_int_builtin_inexact.
18573 * ipa-inline.c (can_inline_edge_p): Likewise.
18574 * config/i386/i386.md (rintxf2): Do not test
18575 flag_unsafe_math_optimizations.
18576 (rint<mode>2_frndint): New define_insn.
18577 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
18578 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
18579 for 387 instead of extending and truncating.
18580 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
18581 !flag_trapping_math instead of flag_unsafe_math_optimizations.
18582 Change to frndint<mode>2_<rounding>.
18583 (frndintxf2_<rounding>_i387): Likewise. Change to
18584 frndint<mode>2_<rounding>_i387.
18585 (<rounding_insn>xf2): Likewise.
18586 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
18587 !flag_trapping_math instead of flag_unsafe_math_optimizations for
18588 x87. Test TARGET_ROUND || !flag_trapping_math ||
18589 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
18590 SSE. Use ROUND_NO_EXC in constant operand of
18591 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18592 for 387 instead of extending and truncating.
18594 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18595 Julia Koval <julia.koval@intel.com>
18607 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18608 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18609 all registers, except for function return registers if there are
18610 no caller-saved registers.
18611 (ix86_set_func_type): New function.
18612 (ix86_set_current_function): Call ix86_set_func_type to set
18613 no_caller_saved_registers and func_type. Call reinit_regs if
18614 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18615 nor x87 instructions in interrupt handler nor function with
18616 no_caller_saved_registers attribute.
18617 (ix86_function_ok_for_sibcall): Return false if there are no
18618 caller-saved registers.
18619 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18621 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18622 (ix86_function_arg): Return special arguments in interrupt handler.
18623 (ix86_promote_function_mode): Promote pointer to word_mode only
18624 for normal functions.
18625 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18627 (ix86_epilogue_uses): New function.
18628 (ix86_hard_regno_scratch_ok): Likewise.
18629 (ix86_save_reg): Preserve all registers in interrupt handler
18630 after reload. Preserve all registers, except for function return
18631 registers, if there are no caller-saved registers after reload.
18632 (find_drap_reg): Always use callee-saved register if there are
18633 no caller-saved registers.
18634 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18635 for interrupt handler.
18636 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18637 Emit cld instruction if stringops are used in interrupt handler
18638 or interrupt handler isn't a leaf function.
18639 (ix86_expand_epilogue): Generate interrupt return for interrupt
18640 handler and pop the 'ERROR_CODE' off the stack before interrupt
18641 return in exception handler.
18642 (ix86_expand_call): Disallow calling interrupt handler directly.
18643 If there are no caller-saved registers, mark all registers that
18644 are clobbered by the call which returns as clobbered.
18645 (ix86_handle_no_caller_saved_registers_attribute): New function.
18646 (ix86_handle_interrupt_attribute): Likewise.
18647 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18649 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18650 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18651 accumulation in interrupt function if stack may be realigned to
18653 (EPILOGUE_USES): New.
18654 (function_type): New enum.
18655 (machine_function): Add func_type and no_caller_saved_registers.
18656 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18657 (interrupt_return): New pattern.
18658 * doc/extend.texi: Document x86 interrupt and
18659 no_caller_saved_registers attributes.
18661 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18663 PR tree-optimization/52171
18664 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18665 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18666 Look for constant strings. Move some code to emit_block_cmp_hints
18668 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18669 * defaults.h (COMPARE_MAX_PIECES): New macro.
18670 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18671 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18672 (clear_by_pieces_1): Don't declare. Move definition before use.
18673 (can_do_by_pieces): New static function.
18674 (can_move_by_pieces): Use it. Return bool.
18675 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18676 OP. All callers changed. Handle COMPARE_BY_PIECES.
18677 (class pieces_addr); New.
18678 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18679 pieces_addr::adjust, pieces_addr::increment_address,
18680 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18682 (class op_by_pieces_d): New.
18683 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18685 (class move_by_pieces_d, class compare_by_pieces_d,
18686 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18687 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18688 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18689 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18690 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18691 compare_by_pieces_d::finish_mode): New member functions.
18692 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18694 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18695 (emit_block_cmp_hints): New function.
18696 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18697 use the newly defined classes.
18698 * expr.h (by_pieces_constfn): New typedef.
18699 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18700 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18701 (move_by_pieces_ninsns): Don't declare.
18702 (can_move_by_pieces): Change return value to bool.
18703 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18704 (compare_by_pieces_branch_ratio): New hook.
18705 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18706 (by_pieces_ninsns): Declare.
18707 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18709 (default_compare_by_pieces_branch_ratio): New function.
18710 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18711 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18712 * doc/tm.texi: Regenerate.
18713 * tree-ssa-strlen.c: Include "builtins.h".
18714 (handle_builtin_memcmp): New static function.
18715 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18716 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18718 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18720 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18721 relevant stmts which are simple and invariant.
18722 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18723 instead of simple and invariant
18725 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18727 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18728 (vectorizable_reduction): Check for new relevant state.
18729 (vectorizable_live_operation): vectorize live stmts using
18730 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18731 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18732 (vect_stmt_relevant_p): Check for stmts which are only used live.
18733 (process_use): Use of a stmt does not inherit it's live value.
18734 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18735 (vect_analyze_stmt): Check for new relevant state.
18736 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18737 outside the loop, but not inside it.
18739 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18741 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18742 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18743 (vect_get_vec_def_for_operand): Split out code.
18745 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18747 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18749 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18751 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18753 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18755 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18757 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18759 PR middle-end/71387
18760 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18761 to noreturn e->callee->decl that has void return type and void
18762 arguments, adjust gimple_call_fntype and remove lhs even if it had
18763 previously addressable type.
18765 2016-06-02 Jeff Law <law@redhat.com>
18767 PR tree-optimization/71328
18768 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18769 error when checking for a jump back onto the copied path.
18771 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18773 * config/microblaze/microblaze.c (get_branch_target): Add return
18774 NULL_RTX for the non-CALL_P case.
18775 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18776 (insert_wic): Remove unused local "j".
18778 2016-06-02 Martin Liska <mliska@suse.cz>
18780 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18782 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18783 Julia Koval <julia.koval@intel.com>
18785 * function.c (assign_parm_setup_stack): Force source into a
18786 register if needed.
18787 * target.def (function_incoming_arg): Update documentation to
18788 allow arbitrary address computation based on hard register.
18789 * doc/tm.texi: Regenerated.
18791 2016-06-02 Martin Liska <mliska@suse.cz>
18793 * predict.c (combine_predictions_for_bb): Fix first match in
18794 cases where a first predictor contains more than one occurence
18795 in list of predictors. Take the best value in such case.
18797 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18799 PR rtl-optimization/71295
18800 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18801 offset would go over the size of the inner mode reject it.
18803 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18805 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18806 x=x,x and v=v,m instead of x=x,m.
18808 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18809 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18810 alternative to v=rm,C.
18812 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18813 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18814 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18815 instead of vex for the last two above mentioned alternatives.
18817 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18820 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18822 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18824 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18826 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18828 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18829 from int to unsigned.
18831 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18833 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18834 alternatives, eliminating preferred register class. Add support
18835 for the MTVSRDD instruction in ISA 3.0.
18836 (vsx_splat_v4si_internal): Use splat_input_operand instead of
18837 reg_or_indexed_operand.
18838 (vsx_splat_v4sf_internal): Likewise.
18840 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18843 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
18844 for loading up all 0's or all 1's.
18846 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
18848 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
18850 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
18852 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
18854 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
18855 * gcc.c (set_source_date_epoch_envvar): New function, sets
18856 the SOURCE_DATE_EPOCH environment variable to the current time.
18858 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18860 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
18861 the factor for live Phi nodes.
18863 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18865 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
18866 * tree-parloops.c (parallelize_loops): likewise.
18867 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
18868 tree_unswitch_outer_loop): likewise.
18870 2016-06-01 Jakub Jelinek <jakub@redhat.com>
18872 PR middle-end/71371
18873 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
18874 around creation of the temporary.
18876 2016-06-01 Richard Biener <rguenther@suse.de>
18878 PR tree-optimization/71366
18879 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
18880 (unloop_loops): Move removing edges here ...
18881 (try_unroll_loop_completely): ... from here.
18882 (try_peel_loop): ... and here.
18883 (tree_unroll_loops_completely_1): Track parent loops via
18884 bitmap of header BBs.
18885 (tree_unroll_loops_completely): Adjust for that.
18887 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18889 * config/rs6000/altivec.h (vec_slv): New macro.
18890 (vec_srv): New macro.
18891 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
18892 (UNSPEC_VSRV): New value.
18895 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
18896 (vsrv): New builtin definition.
18897 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
18898 define argument types for new builtin.
18899 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
18901 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
18904 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
18905 Jocelyn Mayer <l_indien@magic.fr>
18908 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
18909 detect processor family for signature_CENTAUR_ebx.
18910 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
18911 signature_CENTAUR_ebx.
18912 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
18913 <default>: Pass x86-64 for has_longmode.
18915 2016-06-01 Nathan Sidwell <nathan@acm.org>
18917 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
18920 2016-06-01 Richard Biener <rguenther@suse.de>
18922 PR tree-optimization/71261
18923 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
18924 of stmts successfully put in the bool pattern. Remove
18925 single-use restriction.
18926 (adjust_bool_pattern_cast): Add cast at the use site via the
18927 pattern def sequence.
18928 (adjust_bool_pattern): Remove recursion, maintain a hash-map
18929 of patterned defs. Use the pattern def seqence instead of
18930 multiple independent patterns.
18931 (sort_after_uid): New qsort compare function.
18932 (adjust_bool_stmts): New function to process stmts in the bool
18933 pattern in IL order.
18934 (vect_recog_bool_pattern): Adjust.
18935 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
18936 (ifcvt_walk_pattern_tree): Likewise.
18937 (stmt_is_root_of_bool_pattern): Likewise.
18938 (ifcvt_repair_bool_pattern): Likewise.
18939 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
18941 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18943 * loop-unroll.c (decide_unroll_constant_iterations,
18944 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
18945 likely upper bounds.
18946 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
18948 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
18950 * tree-core.h (enum omp_clause_code): Remove
18951 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
18953 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18955 * config/arm/sync.md (arm_store_exclusive<mode>):
18956 Use 'H' output modifier on operands[2] rather than creating a new
18957 entry in out-of-bounds memory of the operands array.
18958 (arm_store_release_exclusivedi): Likewise.
18960 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18962 * config/arm/arm.c (arm_fusion_enabled_p): New function.
18963 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
18964 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18965 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18967 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18969 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
18970 into account live statements for mask producers.
18972 2016-06-01 Richard Biener <rguenther@suse.de>
18974 PR tree-optimization/71311
18975 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
18976 restrict to non-INTEGER_CST @0.
18978 2016-06-01 Richard Biener <rguenther@suse.de>
18980 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
18981 (relational patterns): Use :c to avoid pattern duplications.
18983 2016-06-01 Richard Biener <rguenther@suse.de>
18985 * genmatch.c (comparison_code_p): New predicate.
18986 (swap_tree_comparison): New function.
18987 (commutate): Add for_vec parameter to append new for entries.
18988 Support commutating relational operators by swapping it alongside
18990 (lower_commutative): Adjust.
18991 (dt_simplify::gen): Do not pass artificial operators to gen
18993 (decision_tree::gen): Do not add artificial operators as parameters.
18994 (parser::parse_expr): Verify operator commutativity when :c is
18995 applied. Allow :C to override this.
18996 * match.pd: Adjust patterns to use :C instead of :c where required.
18998 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19000 PR tree-optimization/71077
19001 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19002 the combining step, use boolean_false_node and boolean_true_node
19003 as the designated false/true return values.
19005 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19007 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19008 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19009 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19012 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19014 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19015 of flags impliying the register renaming.
19016 * toplev.c (process_options): Do not imply flag_rename_registers with
19019 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19021 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19022 default implementation.
19024 2016-05-31 Nathan Sidwell <nathan@acm.org>
19026 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19028 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19030 * config/sh/constraints.md (b): Remove constraint.
19031 * config/sh/predicates.md (arith_reg_operand): Remove
19033 * config/sh/sh-modes.def (PDI): Remove.
19034 * config/sh/sh.c (sh_target_reg_class,
19035 sh_optimize_target_register_callee_saved): Remove functions.
19036 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19037 (sh_expand_epilogue): Update comment.
19038 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19039 sh_secondary_reload): Remove TARGET_REGS related code.
19040 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19041 TARGET_REGISTER_P): Remove macros.
19042 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19043 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19044 TR1_REG, TR2_REG): Remove constants.
19045 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19047 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19049 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19050 define_expand patterns.
19051 (adddi3_compact): Rename to adddi3.
19052 (subdi3_compact): Rename to subdi3.
19053 (*negdi2): Rename to negdi2.
19054 (*abs<mode>2): Rename to abs<mode>2.
19056 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19058 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19059 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19060 (atomic_sub_fetchsi): ... this new pattern.
19061 (mvtc): Add CC_REG clobber.
19063 2016-05-31 Marek Polacek <polacek@redhat.com>
19065 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19067 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19069 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19070 aarch64_fusion_enabled_p to check for fusion capabilities.
19072 2016-05-31 Richard Biener <rguenther@suse.de>
19074 PR tree-optimization/71352
19075 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19076 minus one and a negate.
19078 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19080 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19081 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19083 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19084 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19085 Remove use of aarch64_simd_attr_length_move, set length attribute
19087 (*aarch64_be_movoi): Likewise.
19088 (*aarch64_be_movci): Likewise.
19089 (*aarch64_be_movxi): Likewise.
19091 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19093 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19094 It no longer does that.
19095 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19097 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19099 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19100 attribute __unused__.
19102 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19104 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19105 * config/arm/arm.c (arm_arch_thumb1): Define.
19106 (arm_option_override): Initialize arm_arch_thumb1.
19107 * config/arm/arm.h (arm_arch_thumb1): Declare.
19108 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19109 support Thumb-1 ISA.
19111 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19114 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19115 `Yv' for scalar operand.
19117 2016-05-31 Tom de Vries <tom@codesourcery.com>
19119 PR tree-optimization/69068
19120 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19121 phis with more than two args.
19123 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19125 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19126 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19129 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19131 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19133 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19135 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19136 cpu_32, cpu_64, tune_32 and tune_64.
19137 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19139 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19141 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19143 2016-05-30 Andi Kleen <ak@linux.intel.com>
19145 * auto-profile.c (read_profile): Replace asserts with errors
19146 when file does not exist.
19147 * gcov-io.c (gcov_read_words): Dito.
19149 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19151 * tree-cfg.c (print_loop): Print likely upper bounds.
19153 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19155 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19156 * opts.c (default_options): Enable peel loops at -O3.
19157 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19158 (try_peel_loop): Do not re-peel already peeled loops;
19159 use likely upper bounds; fix profile updating.
19160 (pass_complete_unroll::execute): Initialize peeled_loops.
19162 2016-05-30 Martin Liska <mliska@suse.cz>
19164 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19165 computed costs by frequency of BB they belong to.
19166 (get_scaled_computation_cost_at): New function.
19168 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19169 Marc Glisse <marc.glisse@inria.fr>
19171 PR tree-optimization/71289
19172 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19174 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19176 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19178 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19180 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19181 for peeled copies; avoid underflow when updating estimates; correctly
19182 scale loop profile.
19184 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19186 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19187 r236875. Corrected oe3 to oe2 as obvious.
19189 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19191 PR middle-end/71269
19192 PR middle-end/71252
19193 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19194 that inserted stmt will not dominate stmts that defines its operand.
19195 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19196 (rewrite_expr_tree_parallel): Likewise.
19198 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19200 PR middle-end/71252
19201 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19202 all fields including stmt_to_insert are swapped.
19204 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19206 * predict.h (force_edge_cold): Declare.
19207 * predict.c (force_edge_cold): New function.
19208 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19210 (canonicalize_loop_induction_variables): Fix formating.
19212 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19214 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19215 (visium_expand_copysign): Use gen_int_mode directly.
19216 (visium_compute_frame_size): Minor tweaks.
19218 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19220 * tree-vect-loop.c (vect_analyze_loop_2): Use
19221 likely_max_stmt_executions_int.
19223 2016-05-30 Tom de Vries <tom@codesourcery.com>
19225 PR tree-optimization/69067
19226 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19228 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19231 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19232 New peepholes to remove unneeded fild/fistp pairs.
19233 (define_peephole2 atomic_loaddi_fpu): Ditto.
19235 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19237 * predict.c (maybe_hot_frequency_p): Avoid division.
19239 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19241 * doc/install.texi: Use https for shop.fsf.org.
19243 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19245 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19246 likely_max_stmt_executions_int.
19248 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19250 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19251 likely_max_stmt_executions_int.
19253 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19255 * profile.c (compute_branch_probabilities): Do not report hitrates
19257 (branch_prob): Report hitrates here.
19258 * predict.c (gimple_predict_edge): Do not assert profile status;
19259 fix formatting issues.
19261 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19263 * predict.c (edge_predicted_by_p): New function.
19264 (predict_paths_for_bb): Do not put multiple predictions of the same type
19267 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19269 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19272 2016-05-28 Alan Modra <amodra@gmail.com>
19274 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19276 2016-05-28 Alan Modra <amodra@gmail.com>
19278 PR rtl-optimization/71275
19279 * ira.c (ira): Free dominance info.
19281 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19283 * doc/sourcebuild.texi: New address for upstream Go repository.
19285 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19287 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19288 (TARGET_ARM_V7M): Likewise.
19290 2016-05-26 Jeff Law <law@redhat.com>
19292 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19293 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19294 * passes.def: Add jump threading passes before DOM/VRP.
19295 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19296 argument to a basic block from an edge. Remove tests which are
19298 (pass_data_thread_jumps, class pass_thread_jumps): New.
19299 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19300 (make_pass_thread_jumps): Likewise.
19301 * tree-pass.h (make_pass_thread_jumps): Declare.
19303 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19305 * config/visium/visium-protos.h (split_double_move): Rename into...
19306 (visium_split_double_move): ...this.
19307 (visium_split_double_add): Declare.
19308 * config/visium/visium.c (split_double_move): Rename into...
19309 (visium_split_double_move): ...this.
19310 (visium_split_double_add): New function.
19311 (visium_expand_copysign): Renumber operands for consistency.
19312 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19313 (DFmode move splitter): Likewise.
19314 (*addi3_insn): Split by means of visium_split_double_add.
19315 (*adddi3_insn_flags): Delete.
19316 (*plus_plus_sltu<subst_arith>): New insn.
19317 (*subdi3_insn): Split by means of visium_split_double_add.
19318 (subdi3_insn_flags): Delete.
19319 (*minus_minus_sltu<subst_arith>): New insn.
19320 (*negdi2_insn): Split by means of visium_split_double_add.
19321 (*negdi2_insn_flags): Delete.
19323 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19325 * configure.ac: Treat a --with-headers option without argument
19326 the same as the default (i.e. consult sys-include directory).
19327 * configure: Regenerate.
19329 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19331 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19332 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19334 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19335 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19337 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19340 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19341 tree-stdarg analysis results.
19342 (aarch64_setup_incoming_varargs): Likewise.
19344 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19346 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19347 va_list_gpr_counter_field and va_list_fpr_counter_field.
19349 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19352 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19353 * config/aarch64/aarch64.c
19354 (aarch64_cannot_change_mode_class): Remove function.
19355 * config/aarch64/aarch64-protos.h
19356 (aarch64_cannot_change_mode_class): Remove.
19358 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19360 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19361 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19362 get_likely_max_loop_iterations_int): New.
19363 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19364 any_likely_upper_bound.
19365 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19367 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19368 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19370 (unroll_loop_constant_iterations): Likewise.
19371 (unroll_loop_runtime_iterations): Likewise.
19372 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19373 * lto-streamer-out.c (output_cfg): Likewise.
19374 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19376 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19377 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19378 (likely_max_loop_iterations): New.
19379 (likely_max_loop_iterations_int): New.
19380 (likely_max_stmt_executions): New.
19381 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19382 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19383 likely_max_stmt_executions): Declare.
19385 2016-05-27 Marek Polacek <polacek@redhat.com>
19387 PR middle-end/71308
19388 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19390 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19392 * config/s390/s390.md (2x risbg splitters): Use
19393 reg_overlap_mentioned_p instead of rtx_equal_p.
19395 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19397 * combine.c (make_compound_operation): Take known zero bits into
19398 account when checking for possible zero_extend.
19400 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19402 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19403 Use const_int_operand for operand 2 predicate. Simplify expand code
19406 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19408 PR middle-end/71279
19409 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19412 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19414 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19415 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19416 that returns CC_SESWPmode and CC_ZESWPmode.
19417 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19419 (aarch64_rtx_costs): Likewise.
19421 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19423 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19424 for ISA 3.0 min/max support.
19425 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19426 conditional move support.
19427 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19428 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19430 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19431 conditional moves where the comparison type is different from move
19433 (fp_minmax): New code iterator for smin/smax.
19434 (minmax): New code attributes for min/max.
19435 (SMINMAX): Likewise.
19436 (smax<mode>3): Combine min, max insns into one insn using the
19437 fp_minmax code iterator. Add support for ISA 3.0 min/max
19438 instructions that don't need -ffast-math.
19439 (s<minmax><mode>3): Likewise.
19440 (smax<mode>3_vsx): Likewise.
19441 (smin<mode>3): Likewise.
19442 (s<minmax><mode>3_vsx): Likewise.
19443 (smin<mode>3_vsx): Likewise.
19444 (pre-VSX min/max splitters): Likewise.
19445 (s<minmax><mode>3_fpr): Likewise.
19446 (movsfcc): Rewrite floating point conditional moves to combine
19447 SFmode/DFmode into a single insn.
19448 (mov<mode>cc): Likewise.
19449 (movdfcc): Likewise.
19450 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19451 SFDF2 iterators to handle all combinations.
19452 (fseldfsf4): Likewise.
19453 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19454 (fseldfdf4): Likewise.
19455 (fselsfdf4): Likewise.
19456 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19457 comparison instructions that set a 0/-1 mask, and use it for
19458 floating point conditional move via XXSEL.
19459 (fpmask<mode>): Likewise.
19460 (xxsel<mode>): Likewise.
19461 * config/rs6000/predicates.md (min_max_operator): Delete, no
19463 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19464 instructions that generate a 0/-1 mask for use with XXSEL.
19465 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19466 say whether floating point min/max is available, either through
19467 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19468 (TARGET_MINMAX_DF): Likewise.
19470 2016-05-27 Alan Modra <amodra@gmail.com>
19472 PR rtl-optimization/71275
19473 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19474 for update_equiv_regs and combine_and_move_insns.
19476 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19478 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19479 if_then_else or cond RTXes to calculate attribute value.
19480 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19481 <attr "length_immediate>: Ditto.
19482 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19483 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19484 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19485 <attr "type">: Ditto.
19486 <attr "prefix_data16">: Ditto.
19487 <attr "prefix_extra">: Ditto.
19488 <attr "length_immediate">: Ditto.
19489 <attr "prefix">: Ditto.
19490 (vec_set<mode>_0) <attr "isa">: Ditto.
19491 <attr "prefix_extra">: Ditto.
19492 <attr "length_immediate">: Ditto.
19493 <attr "prefix">: Ditto.
19494 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19495 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19496 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19497 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19498 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19499 <attr "length_immediate">: Ditto.
19500 <attr "prefix">: Ditto.
19501 (sse2_movsd) <attr "length_immediate">: Ditto.
19502 <attr "prefix">: Ditto.
19503 (vec_concatv2df) <attr "isa">: Ditto.
19504 <attr "prefix">: Ditto.
19505 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19506 (*vec_extractv2di_1) <attr "isa">: Ditto.
19507 <attr "type">: Ditto.
19508 <attr "length_immediate">: Ditto.
19509 <attr "prefix_rex">: Ditto.
19510 <attr "prefix_extra">: Ditto.
19511 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19512 <attr "prefix_extra">: Ditto.
19513 <attr "length_immediate">: Ditto.
19514 (vec_concatv2di) <attr "isa">: Ditto.
19515 <attr "prefix_extra">: Ditto.
19516 <attr "length_immediate">: Ditto.
19517 <attr "prefix">: Ditto.
19519 2016-05-26 Martin Liska <mliska@suse.cz>
19521 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19523 (operator+): Likewise.
19524 (operator-): Likewise.
19525 (comp_cost::operator+=): Likewise.
19526 (comp_cost::operator-=): Likewise.
19527 (comp_cost::operator/=): Likewise.
19528 (comp_cost::operator*=): Likewise.
19529 (operator<): Likewise.
19530 (operator==): Likewise.
19531 (operator<=): Likewise.
19532 (new_cost): Remove.
19533 (infinite_cost_p): Likewise.
19534 (add_costs): Likewise.
19535 (sub_costs): Likewise.
19536 (compare_costs): Likewise.
19537 (set_group_iv_cost): Use the newly introduced functions.
19538 (get_address_cost): Likewise.
19539 (get_shiftadd_cost): Likewise.
19540 (force_expr_to_var_cost): Likewise.
19541 (split_address_cost): Likewise.
19542 (ptr_difference_cost): Likewise.
19543 (difference_cost): Likewise.
19544 (get_computation_cost_at): Likewise.
19545 (determine_group_iv_cost_generic): Likewise.
19546 (determine_group_iv_cost_address): Likewise.
19547 (determine_group_iv_cost_cond): Likewise.
19548 (autoinc_possible_for_pair): Likewise.
19549 (determine_group_iv_costs): Likewise.
19550 (cheaper_cost_pair): Likewise.
19551 (iv_ca_recount_cost): Likewise.
19552 (iv_ca_set_no_cp): Likewise.
19553 (iv_ca_set_cp): Likewise.
19554 (iv_ca_cost): Likewise.
19555 (iv_ca_new): Likewise.
19556 (iv_ca_dump): Likewise.
19557 (iv_ca_narrow): Likewise.
19558 (iv_ca_prune): Likewise.
19559 (iv_ca_replace): Likewise.
19560 (try_add_cand_for): Likewise.
19561 (try_improve_iv_set): Likewise.
19562 (find_optimal_iv_set): Likewise.
19564 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19566 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19567 that internal functions will clobber all caller-saved registers.
19569 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19571 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
19572 Return a better case_values_threshold when optimizing.
19574 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19576 * config/aarch64/aarch64-simd.md (aarch64_combinez):
19577 Add ? to integer variant.
19578 (aarch64_combinez_be): Likewise.
19580 2016-05-26 Jakub Jelinek <jakub@redhat.com>
19582 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
19583 instead of x constraint.
19584 (vcvtps2ph256<mask_name>): Likewise.
19586 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19587 alternative. Formatting fix.
19589 * config/i386/sse.md
19590 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19592 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19593 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19594 maybe_evex prefix instead of vex.
19595 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19596 EXT_REX_SSE_REG_P (op0) case in the splitter.
19598 2016-05-25 Jeff Law <law@redhat.com>
19600 PR tree-optimization/71272
19601 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19602 Update comments. Add test for empty path.
19604 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19606 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19607 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19608 special case builtin.
19609 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19610 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19611 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19612 for __builtin_vec_cmpne.
19614 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19616 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19617 redundant test and bail out if the type of the new operand is not
19618 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19620 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19622 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19623 (x_ix86_target_flags_explicit): Remove.
19624 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19625 x_ix86_target_flags_explicit.
19626 (ix86_function_specific_restore): Ditto.
19628 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19629 H.J. Lu <hongjiu.lu@intel.com>
19632 * common/config/i386/i386-common.c
19633 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19634 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19635 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19636 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19637 (-mgeneral-regs-only): Add new option.
19638 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19639 x87 instructions if only general registers are allowed.
19640 (ix86_target_string): Add ix86_flags argument. Handle additional
19641 flags options through ix86_flags argument. Update all callers.
19642 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19644 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19646 PR rtl-optimization/66940
19647 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19648 decrementing desired_val will not overflow before performing these
19651 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19653 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19654 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19655 * config/i386/i386.c (enum ix86_builtins): Add
19656 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19657 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19658 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19659 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19660 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19661 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19662 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19663 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19664 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19665 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19666 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19667 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19668 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19669 __builtin_ia32_cvtps2dq512_mask.
19670 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19671 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19672 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19673 * config/i386/sse.md
19674 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19676 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19677 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19679 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19680 (avx512f_vec_pack_sfix_v8df): New define_expand.
19681 (avx512f_roundpd512): Rename to ...
19682 (avx512f_round<castmode>512): ... this. Change iterator.
19683 (avx512f_roundps512_sfix): New define_expand.
19684 (round<mode>2_sfix): Change iterator.
19686 2016-05-25 Nick Clifton <nickc@redhat.com>
19688 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19689 static interrupt handler is detected.
19690 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19691 default linker script.
19692 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19693 the low part of a symbolic pointer.
19695 2016-05-25 Richard Biener <rguenther@suse.de>
19697 PR tree-optimization/71261
19698 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19699 interesting stmt instead of immediate uses when looking
19700 for the use operand to replace.
19702 2016-05-25 Martin Liska <mliska@suse.cz>
19704 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19706 2016-05-25 Richard Biener <rguenther@suse.de>
19708 PR tree-optimization/71264
19709 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19712 2016-05-25 Martin Liska <mliska@suse.cz>
19714 PR tree-optimization/71239
19715 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19716 if DECL_SIZE is NULL.
19718 2016-05-25 Richard Biener <rguenther@suse.de>
19720 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19721 * tree-if-conv.c (pass_data_if_conversion): Use it.
19723 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19725 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19726 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19727 * varpool.c (varpool_node::get_availability): Likewise.
19729 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19731 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19732 VNEGW/VNEGD instructions.
19733 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19734 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19735 support for ISA 3.0 VNEGW/VNEGD instructions.
19737 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19739 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19740 pointers inside OACC_DATA regions.
19741 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19742 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19743 (gimplify_adjust_omp_clauses): Fix typo in comment.
19745 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19747 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19748 parity built-in functions.
19749 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19751 (p9v_parity<mode>2): Likewise.
19752 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19754 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19755 (parity<mode>2): ISA 3.0 expander for vector parity.
19756 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19758 (BU_P9_64BIT_MISC_0): Likewise.
19759 (BU_P9_MISC_0): Likewise.
19760 (BU_P9V_AV_1): Likewise.
19761 (BU_P9V_AV_2): Likewise.
19762 (BU_P9V_AV_3): Likewise.
19763 (BU_P9V_AV_P): Likewise.
19764 (BU_P9V_VSX_1): Likewise.
19765 (BU_P9V_OVERLOAD_1): Likewise.
19766 (BU_P9V_OVERLOAD_2): Likewise.
19767 (BU_P9V_OVERLOAD_3): Likewise.
19768 (VCTZB): Add vector count trailing zeros support.
19772 (VPRTYBD): Add vector parity support.
19773 (VPRTYBQ): Likewise.
19774 (VPRTYBW): Likewise.
19775 (VCTZ): Add overloaded vector count trailing zeros support.
19776 (VPRTYB): Add overloaded vector parity support.
19777 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19778 overloaded vector count trailing zeros and parity instructions.
19779 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19780 vector parity support.
19781 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19782 trailing zeros support.
19783 (vec_cntlz): Likewise.
19784 (vec_vctzb): Likewise.
19785 (vec_vctzd): Likewise.
19786 (vec_vctzh): Likewise.
19787 (vec_vctzw): Likewise.
19788 (vec_vprtyb): Add ISA 3.0 vector parity support.
19789 (vec_vprtybd): Likewise.
19790 (vec_vprtybw): Likewise.
19791 (vec_vprtybq): Likewise.
19792 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19793 the ISA 3.0 vector count trailing zeros and vector parity built-in
19796 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19798 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19799 when there is stmt_to_insert.
19801 2016-05-24 Martin Sebor <msebor@redhat.com>
19804 * tree.h (complete_or_array_type_p): New inline function.
19806 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19808 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19809 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19810 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19812 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19813 Limit 1st alternative to noavx isa, split 2nd alternative into one
19814 noavx and one avx alternative, use *x and Bm in the former and
19815 x and m in the latter.
19817 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19818 of sse4 for the first alternative, drop %v from the template
19819 and d operand modifier. Split second alternative into one sse4_noavx
19820 and one avx alternative, use *x instead of *v in the former and v
19821 instead of *v in the latter.
19822 (*sse4_1_extractps): Use noavx isa instead of * for the first
19823 alternative, drop %v from the template. Split second alternative into
19824 one noavx and one avx alternative, use *x instead of *v in the
19825 former and v instead of *v in the latter.
19826 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19827 with noavx and the last one with avx.
19828 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19829 split the second one into one noavx and one avx alternative,
19830 use *x and Bm in the former and x and m in the latter one.
19831 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
19834 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
19835 first two alternatives to noavx, use *x instead of *v in the second
19836 one, add avx alternative without *.
19837 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
19838 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
19839 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
19841 2016-05-24 Jeff Law <law@redhat.com>
19843 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
19844 New function, extracted from...
19845 (fsm_find_control_statement_thread_paths): Here. Use the new function.
19846 Allow simple copies and constant initializations in the SSA chain.
19848 2016-05-24 Marek Polacek <polacek@redhat.com>
19851 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
19854 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19857 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
19858 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
19859 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
19860 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
19861 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
19863 2016-05-24 Richard Biener <rguenther@suse.de>
19865 PR tree-optimization/71240
19866 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
19869 2016-05-24 Richard Biener <rguenther@suse.de>
19871 PR tree-optimization/71230
19872 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
19874 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19876 * tree-vectorizer.h (vectorizable_comparison): Delete.
19877 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
19878 PURE_SLP_STMT check.
19879 * tree-vect-stmts.c (vectorizable_call): Likewise.
19880 (vectorizable_simd_clone_call): Likewise.
19881 (vectorizable_conversion): Likewise.
19882 (vectorizable_assignment): Likewise.
19883 (vectorizable_shift): Likewise.
19884 (vectorizable_operation): Likewise.
19885 (vectorizable_load): Likewise.
19886 (vectorizable_condition): Likewise.
19887 (vectorizable_store): Likewise. Assert that we don't have
19889 (vectorizable_comparison): Make static. Remove redundant
19890 PURE_SLP_STMT check.
19891 (vect_transform_stmt): Assert that we always have an slp_node
19894 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19896 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
19897 operands[2] against 1 with comparison against CONST1_RTX.
19898 (<shift>di3_neon): Likewise.
19899 * config/arm/predicates.md (const0_operand): Replace with comparison
19900 against CONST0_RTX.
19902 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19904 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
19905 operands[2] against 1 with comparison against CONST1_RTX.
19906 (ashrdi3): Likewise.
19907 (lshrdi3): Likewise.
19908 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
19910 (ashrsi3): Likewise.
19911 (lshrsi3): Likewise.
19912 (rotrsi3): Likewise.
19913 (define_split above *compareqi_eq0): Likewise.
19914 (define_split above "prologue"): Likewise.
19915 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
19916 * config/arm/predicates.md (shift_operator): Likewise.
19917 (shift_nomul_operator): Likewise.
19918 (sat_shift_operator): Likewise.
19919 (thumb1_cmp_operand): Likewise.
19920 (const_neon_scalar_shift_amount_operand): Replace manual range
19921 check with IN_RANGE.
19922 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
19923 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
19925 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19927 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
19928 with HOST_WIDE_INT_1.
19930 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
19931 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
19932 (arm_canonicalize_comparison): Likewise.
19933 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
19935 (thumb1_size_rtx_costs): Likewise.
19936 (vfp_const_double_index): Replace cast of 1 to unsigned
19937 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19938 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
19940 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
19941 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19942 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
19943 HOST_WIDE_INT with HOST_WIDE_INT_1.
19945 2016-05-24 Marek Polacek <polacek@redhat.com>
19947 * tree-cfg.h (should_remove_lhs_p): New predicate.
19948 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
19949 * gimplify.c (gimplify_modify_expr): Likewise.
19950 * tree-cfg.c (verify_gimple_call): Likewise.
19951 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
19952 * gimple-fold.c: Include "tree-cfg.h".
19953 (gimple_fold_call): Use should_remove_lhs_p.
19955 2016-05-24 Richard Biener <rguenther@suse.de>
19957 PR tree-optimization/71253
19958 * cfganal.h (control_dependences): Make robust against edge
19960 (control_dependences::control_dependences): Remove edge_list argument.
19961 (control_dependences::get_edge): Remove.
19962 (control_dependences::get_edge_src): Add.
19963 (control_dependences::get_edge_dest): Likewise.
19964 (control_dependences::m_el): Make a vector of edge src/dest index.
19965 * cfganal.c (control_dependences::find_control_dependence): Adjust.
19966 (control_dependences::control_dependences): Likewise.
19967 (control_dependences::~control_dependence): Likewise.
19968 (control_dependences::get_edge): Remove.
19969 (control_dependences::get_edge_src): Add.
19970 (control_dependences::get_edge_dest): Likewise.
19971 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
19973 (perform_tree_ssa_dce): Adjust.
19974 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
19976 (pass_loop_distribution::execute): Adjust. Do loop destroying
19977 conditional on changed.
19979 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19982 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
19983 return. Reindent transformation comment and mention the ARM state
19986 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19988 PR middle-end/71252
19989 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
19990 after build_and_add_sum creates new use stmt.
19992 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19994 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
19995 load_lanes/grouped_load classification comes first. Don't check
19996 whether the vectorization factor is a multiple of the group size
19999 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20001 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20002 GROUP_GAP for single-element interleaving.
20003 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20006 2016-05-24 Richard Biener <rguenther@suse.de>
20008 PR middle-end/70434
20010 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20011 bases which are accessed with non-invariant indices.
20012 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20013 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20015 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20017 PR middle-end/71170
20018 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20019 (add_to_ops_vec): Add stmt_to_insert.
20020 (add_repeat_to_ops_vec): Init stmt_to_insert.
20021 (insert_stmt_before_use): New.
20022 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20024 (get_ops): Init stmt_to_insert.
20025 (maybe_optimize_range_tests): Likewise.
20026 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20027 (rewrite_expr_tree_parallel): Likewise.
20028 (reassociate_bb): Likewise.
20030 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20033 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20034 ISA 3.0 xxperm fusion alternative.
20035 (altivec_vperm_v8hiv16qi): Likewise.
20036 (altivec_vperm_<mode>_uns_internal): Likewise.
20037 (vperm_v8hiv4si): Likewise.
20038 (vperm_v16qiv8hi): Likewise.
20040 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20041 Kelvin Nilsen <kelvin@gcc.gnu.org>
20043 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20044 vpermr/xxpermr on ISA 3.0.
20045 (altivec_expand_vec_perm_le): Likewise.
20046 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20047 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20050 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20052 * config/i386/i386.h (IS_STACK_MODE): Enable for
20053 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20054 SSE_FLOAT_MODE_P macros.
20055 * config/i386/i386.c (ix86_preferred_reload_class): Use
20056 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20057 Cleanup regclass processing for CONST_DOUBLE_P.
20058 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20059 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20060 with IS_STACK_MODE macro.
20061 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20063 (*movdf_internal): Use IS_STACK_MODE macro.
20064 (*movsf_internal): Ditto.
20066 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20068 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20069 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20071 2016-05-23 Jeff Law <law@redhat.com>
20073 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20075 (fsm_find_control_statement_thread_paths): Call it.
20077 2016-05-23 Martin Jambor <mjambor@suse.cz>
20080 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20081 from_global_constant if t is not NULL.
20083 2016-05-23 Marek Polacek <polacek@redhat.com>
20086 * common.opt (Wswitch-unreachable): New option.
20087 * doc/invoke.texi: Document -Wswitch-unreachable.
20088 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20091 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20093 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20094 TMR_INDEX is non-NULL.
20096 2016-05-23 Richard Biener <rguenther@suse.de>
20098 PR tree-optimization/71230
20099 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20100 (try_special_add_to_ops): ... here. Always test for single-use.
20102 2016-05-23 Martin Jambor <mjambor@suse.cz>
20104 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20105 default block if a PHI node in the original one would be resized.
20107 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20109 PR tree-optimization/58135
20110 * tree-vect-slp.c: When group size is not multiple
20111 of vector size, allow splitting of store group at
20114 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20116 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20118 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20120 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20121 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20122 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20125 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20126 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20127 v constraint instead of x and vinserti32x4 insn.
20129 * config/i386/sse.md (i128vldq): New mode iterator.
20130 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20131 avx512dq and avx512vl alternatives.
20133 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20134 constraint, use maybe_evex prefix instead of vex.
20135 (vec_dupv4sf): Use v constraint instead of x for output
20136 operand except for noavx alternative, use Yv constraint
20137 instead of x for input. Use maybe_evex prefix instead of vex.
20138 (*vec_dupv4si): Likewise.
20139 (*vec_dupv2di): Likewise.
20141 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20143 PR middle-end/40921
20144 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20145 (linearize_expr_tree): Call try_special_add_to_ops.
20146 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20148 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20150 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20151 to computed stack_usage.
20153 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20156 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20157 operand is subreg (symbol_ref) then move the symbol ref to register.
20159 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20161 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20163 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20165 PR middle-end/71179
20166 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20169 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20171 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20172 ranges by calling get_single_symbol and tidy up. Look more closely
20173 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20175 2016-05-20 Jeff Law <law@redhat.com>
20177 * bitmap.c (bitmap_find_bit): Remove useless test.
20179 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20181 * function.c (thread_prologue_and_epilogue_insns): Commit the
20182 insertion of the epilogue.
20184 2016-05-20 Martin Jambor <mjambor@suse.cz>
20186 PR tree-optimization/70884
20187 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20188 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20189 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20190 of constant pool data as a reason for scalarization.
20192 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20194 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20195 for naked functions.
20196 (thumb1_expand_prologue): Likewise.
20198 2016-05-20 Nathan Sidwell <nathan@acm.org>
20200 * config/nvptx/nptx.c (nvptx_option_override): Only set
20201 flag_toplevel_reorder, if not explicitly specified. Set
20202 flag_no_common, unless explicitly specified.
20204 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20206 * calls.c (can_implement_as_sibling_call_p): Mark param
20207 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20209 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20211 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20212 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20213 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20215 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20216 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20217 and CASE_CONST_ANY.
20219 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20221 * config/nvptx/nvptx.md (sincossf3): New pattern.
20223 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20225 * calls.c (maybe_complain_about_tail_call): New function.
20226 (initialize_argument_information): Call
20227 maybe_complain_about_tail_call when clearing *may_tailcall.
20228 (can_implement_as_sibling_call_p): Call
20229 maybe_complain_about_tail_call when returning false.
20230 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20231 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20232 if tail-call optimization fails.
20233 * cfgexpand.c (expand_call_stmt): Initialize
20234 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20235 * gimple-pretty-print.c (dump_gimple_call): Dump
20236 gimple_call_must_tail_p.
20237 * gimple.c (gimple_build_call_from_tree): Call
20238 gimple_call_set_must_tail with the value of
20239 CALL_EXPR_MUST_TAIL_CALL.
20240 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20241 (gimple_call_set_must_tail): New function.
20242 (gimple_call_must_tail_p): New function.
20243 * print-tree.c (print_node): Update printing of TREE_STATIC
20244 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20245 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20246 trailing comment listing applicable flags.
20247 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20249 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20251 * calls.c (expand_call): Move "Rest of purposes for tail call
20252 optimizations to fail" to...
20253 (can_implement_as_sibling_call_p): ...this new function, and
20254 split into multiple "if" statements.
20256 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20258 * cfgloop.h (expected_loop_iterations_unbounded,
20259 expected_loop_iterations): Unconstify.
20260 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20261 profile with known upper bound; return 3 when profile is absent.
20262 (expected_loop_iterations): Update.
20264 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20266 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20267 and get_max_loop_iterations_int.
20269 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20271 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20272 realistic upper bounds here.
20274 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20277 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20278 calls if the LHS is variable length or has addressable type.
20279 If targets[0]->decl is a noreturn call with void return type and
20280 zero arguments, adjust fntype and remove lhs in that case.
20282 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20284 PR tree-optimization/71079
20285 PR tree-optimization/71206
20286 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20288 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20290 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20291 (get_vec_alignment_for_array_decl): Likewise.
20292 (get_vec_alignment_for_record_decl): Likewise.
20293 (increase_alignment::execute): Move code to find alignment to
20294 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20295 (type_align_map): New hash_map.
20297 2016-05-20 Richard Guenther <rguenther@suse.de>
20299 PR tree-optimization/29756
20300 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20301 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20302 * fold-const.c (operand_equal_p): Likewise.
20303 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20304 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20305 * tree-inline.c (estimate_operator_cost): Likewise.
20306 * tree-pretty-print.c (dump_generic_node): Likewise.
20307 * tree-ssa-operands.c (get_expr_operands): Likewise.
20308 * cfgexpand.c (expand_debug_expr): Likewise.
20309 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20310 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20311 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20312 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20313 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20314 (execute_update_addresses_taken): Do it.
20316 2016-05-20 Richard Biener <rguenther@suse.de>
20318 PR tree-optimization/71185
20319 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20320 register operations.
20322 2016-05-20 Richard Biener <rguenther@suse.de>
20324 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20325 gimple_seq_add_seq_without_update.
20326 (release_bb_predicate): Assert we have no operands to free.
20327 (if_convertible_loop_p_1): Calculate post dominators later.
20328 Do not free BB predicates here.
20329 (combine_blocks): Do not recompute BB predicates.
20330 (version_loop_for_if_conversion): Save BB predicates around
20333 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20335 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20336 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20337 code. Ignore sibcalls on EDGE_IGNORE edges.
20338 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20339 on edges for sibcalls that run without prologue. The rest of the
20340 function is combined from...
20341 (fix_fake_fallthrough_edge): ... this, and ...
20342 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20343 function argument, make it a local variable.
20345 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20347 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20348 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20349 for 32-bit mode and SEH for 64-bit.
20350 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20351 TARGET_64BIT_DEFAULT.
20353 2016-05-19 Ryan Burn <contact@rnburn.com>
20355 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20356 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20358 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20360 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20361 force pending loads from memory.
20363 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20365 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20366 (UNSPEC_DARN_32): New unspec constant.
20367 (UNSPEC_DARN_RAW): New unspec constant.
20368 (darn_32): New instruction.
20369 (darn_raw): New instruction.
20370 (darn): New instruction.
20371 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20372 support and documentation for this macro.
20373 (BU_P9_MISC_1): New macro definition.
20374 (BU_P9_64BIT_MISC_0): New macro definition.
20375 (BU_P9_MISC_0): New macro definition.
20376 (darn_32): New builtin definition.
20377 (darn_raw): New builtin definition.
20378 (darn): New builtin definition.
20379 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20380 RS6000_BUILTIN_0 directives to surround each occurrence of
20381 #include "rs6000-builtin.def".
20382 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20383 RS6000_BTM_64BIT flags to the returned mask, depending on
20385 (def_builtin): Correct an error in the assignments made to the
20386 debugging variable attr_string.
20387 (rs6000_expand_builtin): Add support for no-operand built-in
20389 (builtin_function_type): Remove fatal_error assertion that is no
20391 (rs6000_common_init_builtins): Add support for no-operand built-in
20393 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20395 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20397 (RS6000_BTM_64BIT): New macro definition.
20398 * doc/extend.texi: Document __builtin_darn (void),
20399 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20402 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20404 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20405 max_loop_iterations_int.
20407 2016-05-19 Marek Polacek <polacek@redhat.com>
20409 PR tree-optimization/71031
20410 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20411 condition and adjust the code a bit.
20413 2016-05-19 Martin Liska <mliska@suse.cz>
20415 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20416 auto_vec instead of vec.
20418 2016-05-19 Martin Liska <mliska@suse.cz>
20420 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20422 2016-05-19 Martin Liska <mliska@suse.cz>
20424 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20426 2016-05-19 Martin Liska <mliska@suse.cz>
20428 * ipa-pure-const.c (set_function_state): Remove an existing
20430 (remove_node_data): Do not free it as it's released
20431 in set_function_state.
20433 2016-05-19 Martin Liska <mliska@suse.cz>
20435 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20438 2016-05-19 Martin Liska <mliska@suse.cz>
20440 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20442 2016-05-19 Martin Liska <mliska@suse.cz>
20444 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20445 an auto_vec instead of re-creating it.
20447 2016-05-19 Martin Liska <mliska@suse.cz>
20449 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20450 auto_vec instead of vec.
20452 2016-05-19 Martin Liska <mliska@suse.cz>
20454 * lto-section-in.c (lto_get_section_data): Call
20455 lto_check_version with additional argument.
20456 * lto-streamer.c (lto_check_version): Add new argument.
20457 * lto-streamer.h (lto_check_version): Likewise.
20459 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20461 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20462 Don't add cost of inner memory when handling sign-extended loads.
20464 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20466 PR rtl-optimization/71148
20467 * cse.c (cse_main): Free dominance info.
20468 (rest_of_handle_cse): Don't free dominance info.
20469 (rest_of_handle_cse2): Likewise.
20470 (rest_of_handle_cse_after_global_opts): Likewise.
20472 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20475 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20476 NULL_TREE early if NEON is not available. Remove now redundant check
20477 in ARM_CHECK_BUILTIN_MODE.
20479 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20482 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20483 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20484 * doc/cpp.texi: Document new macros.
20486 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20488 PR tree-optimization/69848
20489 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20490 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20492 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20494 * function.c (thread_prologue_and_epilogue_insn): Move the
20495 "goto epilogue_done" one block later.
20497 2016-05-19 Richard Biener <rguenther@suse.de>
20499 PR tree-optimization/70729
20500 * passes.def: Move LIM pass before PRE. Remove no longer
20501 required copyprop and move first DCE out of the loop pipeline.
20503 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20506 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20507 (OBJS-libcommon-target): ...here.
20508 * opts-common.c: Include spellcheck.h.
20509 (cmdline_handle_error): Build a vec of valid options and use it
20510 to suggest provide hints for misspelled arguments.
20512 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20515 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20516 lhs if it has TREE_ADDRESSABLE type.
20518 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20521 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20522 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20524 2016-05-18 Martin Jambor <mjambor@suse.cz>
20527 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20528 input for NOP_EXPR pass-through functions.
20529 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20530 aggregate global constant VAR_DECLs in constant jump functions.
20532 2016-05-18 Martin Jambor <mjambor@suse.cz>
20535 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20536 from TREE_READONLY parameters.
20538 2016-05-18 Martin Jambor <mjambor@suse.cz>
20541 * cgraph.h (cgraph_indirect_call_info): New field
20542 guaranteed_unmodified.
20543 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20544 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20546 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20547 pass the parameter value to ipa_find_agg_cst_for_param.
20548 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20549 guaranteed_unmodified, store AA results there instead of bailing out
20551 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20552 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20553 (find_constructor_constant_at_offset): New function.
20554 (ipa_find_agg_cst_from_init): Likewise.
20555 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20556 static initializers of contants, report back through a new paameter
20557 from_global_constant if that was the case.
20558 (try_make_edge_direct_simple_call): Also pass parameter value to
20559 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20561 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20562 (ipa_read_indirect_edge_info): Likewise.
20563 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20564 (ipa_load_from_parm_agg): Likewise.
20566 2016-05-18 Jiong Wang <jiong.wang@arm.com>
20568 PR rtl-optimization/71150
20569 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
20572 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20575 * config/rs6000/constraints.md (wE constraint): New constraint
20576 for a vector constant that can be loaded with XXSPLTIB.
20577 (wM constraint): New constraint for a vector constant of a 1's.
20578 (wS constraint): New constraint for a vector constant that can be
20579 loaded with XXSPLTIB and a vector sign extend instruction.
20580 * config/rs6000/predicates.md (xxspltib_constant_split): New
20581 predicates for wE/wS constraints.
20582 (xxspltib_constant_nosplit): Likewise.
20583 (easy_vector_constant): Add support for constants that can be
20584 loaded via XXSPLTIB.
20585 (all_ones_constant): New predicate for vector constant with all
20587 (splat_input_operand): Add support for ISA 3.0 word splat operations.
20588 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
20589 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
20590 instruction and possibly with a sign extension.
20591 (output_vec_const_move): Add support for XXSPLTIB. If we are
20592 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20593 instead of XXLXOR/XXLORC.
20594 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20596 (rs6000_legitimize_reload_address): Likewise.
20597 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20599 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20600 combine VSX_M and VSX_M2 into one iterator.
20601 (VSX_M2): Likewise.
20602 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20603 (VSINT_842): Likewise.
20604 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20605 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20606 XXSPLTIB instruction.
20607 (xxspltib_<mode>_nosplit): Likewise.
20608 (xxspltib_<mode>_split): New insn to load up constants with
20609 XXSPLTIB and a sign extend instruction.
20610 (vsx_mov<mode>): Replace single move that handled all vector types
20611 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20612 moves (when -mvsx-timode is in effect) into the main vector
20613 moves. Eliminate separate moves for <VSr> <VSa>, where the
20614 preferred register class (<VSr>) is listed first, and the
20615 secondary register class (<VSa>) is listed second with a '?' to
20616 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20617 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20618 that if the register was involved in a slow operation, the
20619 clear/set operation does not wait for the slow operation to
20620 finish. Adjust the length attributes for 32-bit mode. Use
20621 rs6000_output_move_128bit and drop the use of the string
20622 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20623 spacing so that the alternatives and attributes don't generate
20624 long lines, and put things in columns, so that it is easier to
20625 match up the operands and attributes with the insn alternatives.
20626 (vsx_mov<mode>_64bit): Likewise.
20627 (vsx_mov<mode>_32bit): Likewise.
20628 (vsx_movti_64bit): Fold movti into normal vector moves.
20629 (vsx_movti_32bit): Likewise.
20630 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20631 splat instructions.
20632 (vsx_splat_v4si_internal): Likewise.
20633 (vsx_splat_v4sf_internal): Likewise.
20634 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20635 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20636 extend vector elements.
20637 (vsx_sign_extend_hi_<mode>): Likewise.
20638 (vsx_sign_extend_si_v2di): Likewise.
20639 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20641 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20642 constraints. Add trailing period to wL documentation.
20644 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20646 PR middle-end/71020
20647 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20648 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20649 * tree-call-cdce.c: Include tree-dfa.h.
20650 (can_guard_call_p): New function, extracted from...
20651 (can_use_internal_fn): ...here.
20652 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20654 (shrink_wrap_one_built_in_call): Likewise.
20655 (use_internal_fn): Likewise.
20656 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20657 and return void. Call replace_abnormal_ssa_names.
20658 (pass_call_cdce::execute): Check can_guard_call_p during the
20659 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20660 will always change something.
20662 2016-05-18 Martin Jambor <mjambor@suse.cz>
20665 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20666 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20668 2016-05-18 Martin Jambor <mjambor@suse.cz>
20671 * ipa-inline.h (condition): New field size.
20672 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20673 for comaprison and store it into the new condition.
20674 (evaluate_conditions_for_known_args): Use condition size to check
20675 access sizes for all but CHANGED conditions.
20676 (unmodified_parm_1): New parameter size_p, store access size into it.
20677 (unmodified_parm): Likewise.
20678 (unmodified_parm_or_parm_agg_item): Likewise.
20679 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20680 (set_cond_stmt_execution_predicate): Extract access sizes and store
20681 them to conditions.
20682 (set_switch_stmt_execution_predicate): Likewise.
20683 (will_be_nonconstant_expr_predicate): Likewise.
20684 (will_be_nonconstant_predicate): Likewise.
20685 (inline_read_section): Stream condition size.
20686 (inline_write_summary): Likewise.
20688 2016-05-18 Richard Biener <rguenther@suse.de>
20690 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20691 condition cost to PHI cost instead of total_cost.
20693 2016-05-18 Martin Liska <mliska@suse.cz>
20696 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20699 2016-05-18 Richard Biener <rguenther@suse.de>
20701 * lto-streamer.h (LTO_major_version): Bump to 6.
20703 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20705 * function.c (make_split_prologue_seq, make_prologue_seq,
20706 make_epilogue_seq): New functions, factored out from...
20707 (thread_prologue_and_epilogue_insns): Here.
20709 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20711 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20712 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20713 of before. Add a comment.
20715 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20717 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20718 expression pointer, not pointer to the pointer.
20720 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20722 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20723 (avx2_pbroadcast<mode>): Add another alternative with v instead
20724 of x constraints in it, using <pbroadcast_evex_isa> isa.
20725 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20727 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20728 constraint x instead of v in second alternative, add avx512bw
20731 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20732 constraint x instead of v in second alternative, add avx512bw
20735 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20736 constraint x instead of v in second alternative, add avx512bw
20739 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20740 avx512bw alternative.
20742 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20744 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20745 array to 128 chars.
20746 (define_insn "*andnottf3"): Ditto.
20747 (define_insn "*<code><mode>3"/any_logic): Ditto.
20748 (define_insn "*<code>tf3"/any_logic): Ditto.
20749 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20750 operand to block AVX-512VL insn variant emit when it is not enabled.
20752 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20754 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20755 constraint fot SF mode.
20757 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20758 Kirill Yukhin <kirill.yukhin@intel.com>
20760 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20762 (define_insn "rsqrt14<mode>"): Ditto.
20763 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20764 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20765 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20766 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20767 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20769 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20770 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20771 * config/i386/i386.c (ix86_print_operand): Expand check for size
20772 override codes for Intel syntax.
20774 2016-05-18 Richard Biener <rguenther@suse.de>
20776 PR tree-optimization/71168
20777 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20778 initialization earlier.
20780 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20782 * config/aarch64/aarch64-simd.md
20783 (aarch64_reduc_plus_internal<mode>): Rename to...
20784 (reduc_plus_scal): ...This, and remove previous implementation.
20786 2016-05-18 Richard Biener <rguenther@suse.de>
20788 * passes.def: Put late dse and cd_dce in canonical order.
20790 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20792 * ipa-inline-transform.c (preserve_function_body_p): Look for
20793 first non-thunk clone.
20794 (save_function_body): Save into first non-thunk.
20795 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20797 (lto_output_node): Inline thunks don't need body in every
20799 * lto-streamer-in.c: Do not fixup thunk clones.
20800 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20802 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20805 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20807 PR middle-end/63586
20808 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20809 (reassociate_bb): Call transform_add_to_multiply.
20811 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20813 * config/aarch64/aarch64.c (all_extensions): Removed unused
20816 2016-05-17 Nathan Sidwell <nathan@acm.org>
20818 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20819 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20821 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20823 PR tree-optimization/54579
20824 PR middle-end/55299
20825 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20827 2016-05-17 Marek Polacek <polacek@redhat.com>
20830 * tree-inline.c (expand_call_inline): Call
20831 maybe_remove_unused_call_args.
20833 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20835 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
20836 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
20837 * doc/md.texi (fmin@var{m}3): Likewise.
20839 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20841 * match.pd (X & C): New transformation.
20843 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20845 * match.pd (~X & Y): New transformation.
20847 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20849 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
20850 information for new SSA_NAME.
20851 (simplify_conversion_using_ranges): Get range through get_range_info
20852 instead of get_value_range.
20854 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20856 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
20857 Remove inline assembly.
20858 (vmvn_s16): Likewise.
20859 (vmvn_s32): Likewise.
20860 (vmvn_u8): Likewise.
20861 (vmvn_u16): Likewise.
20862 (vmvn_u32): Likewise.
20863 (vmvnq_s8): Likewise.
20864 (vmvnq_s16): Likewise.
20865 (vmvnq_s32): Likewise.
20866 (vmvnq_u8): Likewise.
20867 (vmvnq_u16): Likewise.
20868 (vmvnq_u32): Likewise.
20869 (vmvn_p8): Likewise.
20870 (vmvnq_p16): Likewise.
20872 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20874 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
20876 (vmul_n_s16): Likewise.
20877 (vmul_n_s32): Likewise.
20878 (vmul_n_u16): Likewise.
20879 (vmul_n_u32): Likewise.
20880 (vmulq_n_f32): Likewise.
20881 (vmulq_n_f64): Likewise.
20882 (vmulq_n_s16): Likewise.
20883 (vmulq_n_s32): Likewise.
20884 (vmulq_n_u16): Likewise.
20885 (vmulq_n_u32): Likewise.
20887 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20889 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
20890 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
20892 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20894 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
20895 to *aarch64_fma4_elt_from_dup<mode>.
20896 (*aarch64_fnma4_elt_to_128df): Rename to
20897 *aarch64_fnma4_elt_from_dup<mode>.
20898 * config/aarch64/arm_neon.h (vfma_n_f64): New.
20899 (vfms_n_f32): Likewise.
20900 (vfms_n_f64): Likewise.
20901 (vfmsq_n_f32): Likewise.
20902 (vfmsq_n_f64): Likewise.
20904 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
20906 * wide-int.h: Change fixed_wide_int_storage from class to struct.
20908 2016-05-17 Richard Biener <rguenther@suse.de>
20910 PR tree-optimization/71132
20911 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
20912 Only add control dependences for blocks in the loop.
20913 (build_rdg): Adjust.
20914 (generate_code_for_partition): Return whether loop should
20915 be destroyed and delay that.
20916 (distribute_loop): Likewise.
20917 (pass_loop_distribution::execute): Record loops to be destroyed
20918 and perform delayed destroying of loops.
20920 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20923 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
20925 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20927 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
20929 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
20932 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
20933 insertion point for instructions generated by validize_mem.
20935 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20937 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
20940 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20942 * config/aarch64/aarch64.c
20943 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
20944 rather than a macro.
20946 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20948 * doc/invoke.texi (AArch64 Options): Various updates.
20950 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20952 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
20953 into instrumentation thunks.
20954 * cif-code.def (CIF_CHKP): New.
20956 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
20958 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
20960 2016-05-16 Martin Jambor <mjambor@suse.cz>
20962 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
20963 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
20965 2016-05-16 Marek Polacek <polacek@redhat.com>
20967 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
20970 2016-05-16 Martin Jambor <mjambor@suse.cz>
20973 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
20974 the outlined kernel function.
20976 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
20978 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
20979 (ISA_HAS_DLSA): Ditto.
20981 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20983 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
20985 2016-05-16 Nathan Sidwell <nathan@acm.org>
20987 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
20988 (nvptx_name_replacement): Restore. Add comment.
20989 (write_fn_proto, write_fn_proto_from_insn,
20990 nvptx_output_call_insn): Restore
20991 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
20993 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20995 * config/aarch64/aarch64.md
20996 (add<mode>3_compareC_cconly_imm): Remove use of %w.
20997 (add<mode>3_compareC_imm): Likewise.
20998 (<optab>si3_uxtw): Split into register and immediate variants.
20999 (andsi3_compare0_uxtw): Likewise.
21000 (and<mode>3_compare0): Likewise.
21001 (and<mode>3nr_compare0): Likewise.
21002 (stack_protect_test_<mode>): Don't use %x for memory operands.
21004 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21006 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21008 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21010 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21011 Split integer shifts into shift_reg and bfm.
21012 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21013 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21014 (ror<mode>3_insn): Likewise.
21015 (<optab>si3_insn_uxtw): Likewise.
21016 (<optab><mode>3_insn): Change to rotate_imm.
21017 (extr<mode>5_insn_alt): Likewise.
21018 (extrsi5_insn_uxtw): Likewise.
21019 (extrsi5_insn_uxtw_alt): Likewise.
21021 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21023 * doc/tm.texi: Regenerate.
21024 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21025 (TARGET_INVALID_RETURN_TYPE): Remove.
21026 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21027 TARGET_INVALID_RETURN_TYPE.
21028 * target.def (invalid_parameter_type): Remove.
21029 (invalid_return_type): Remove.
21031 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21033 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21034 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21036 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21038 (preserve_function_body_p): No need to preserve function body
21039 * cif-codes.def (CIF_THUNK): Remove.
21040 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21042 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21044 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21046 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21048 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21051 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21053 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21054 (inline_small_functions): Do not look for function symbol when
21057 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21059 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21062 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21063 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21064 Jiong Wang <jiong.wang@arm.com>
21066 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21067 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21068 Define __ARM_FP16_ARGS when appropriate.
21069 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21071 (arm_invalid_return_type): Likewise.
21072 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21073 (TARGET_INVALID_RETURN_TYPE): Remove.
21074 (aapcs_vfp_sub_candidate): Allow HFmode.
21075 (aapcs_vfp_allocate): Add comment. Support HFmode.
21076 (aapcs_vfp_allocate_return_reg): Likewise.
21077 (struct aapcs_cp_arg_layout): Slightly reword comments for
21078 is_return_candidate and allocate_return_reg.
21079 (output_mov_vfp): Update assert.
21080 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21082 (arm_invalid_parameter_type): Remove.
21083 (amr_invalid_return_type): Remove.
21084 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21085 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21086 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21088 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21090 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21091 * config/aarch64/arch64-protos.h
21092 (aarch64_legitimize_reload_address): Remove.
21093 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21096 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21098 * configure.ac: Add ACX_NONCANONICAL_HOST.
21099 * configure: Regenerate.
21100 * Makefile.in: Set host_noncanonical.
21102 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21105 * config/i386/i386.md (*movtf_internal): Before register allocation,
21106 do not allow FP constants for CM_MEDIUM memory model, allow only
21107 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21108 (*movxf_internal): Ditto.
21109 (*movdf_internal): Ditto.
21110 (*movsf_internal): Ditto.
21112 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21114 PR rtl-optimization/67483
21115 * combine.c (make_compound_operation): Don't call extract_left_shift
21116 with negative shift amounts.
21118 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21121 * fold-const.c (fold_checksum_tree): Allow modification
21122 of TYPE_ALIAS_SET during folding.
21124 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21125 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21126 (ix86_split_to_parts): Likewise. Fix up formatting.
21128 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21130 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21131 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21134 2016-05-13 Nathan Sidwell <nathan@acm.org>
21136 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21137 (nvptx_name_replacement): Delete.
21138 (write_fn_proto, write_fn_proto_from_insn,
21139 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21140 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21141 * langhooks.c (add_builtin_funcction_common): Call
21142 targetm.mangle_decl_assembler_name.
21144 * config/nvptx/nvptx.c (write_fn_proto): Handle
21145 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21147 2016-05-13 Martin Liska <mliska@suse.cz>
21149 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21150 and PRIu64 in printf format.
21152 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21154 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21157 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21159 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21160 Change --param max-completely-peeled-times to
21161 --param max-completely-peel-times in dump file printing.
21163 2016-05-13 Richard Biener <rguenther@suse.de>
21165 PR tree-optimization/42587
21166 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21167 (find_bswap_or_nop_1): Likewise.
21168 (bswap_replace): Likewise.
21170 2016-05-13 Martin Liska <mliska@suse.cz>
21172 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21173 Initialize a variable with default value.
21175 2016-05-13 Martin Liska <mliska@suse.cz>
21177 * doc/invoke.texi: Enhance explanation of error recovery
21180 2016-05-13 Martin Liska <mliska@suse.cz>
21182 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21183 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21184 (iv_inv_expr_ent *).
21185 (struct iv_inv_expr_ent): Comment struct fields.
21186 (sort_iv_inv_expr_ent): New function.
21187 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21188 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21189 a hash_map between iv_inv_expr_ent and number of usages.
21190 (niter_for_exit): Fix coding style.
21191 (tree_ssa_iv_optimize_init): Use renamed variable.
21192 (determine_base_object): Fix coding style.
21193 (alloc_iv): Likewise.
21194 (find_interesting_uses_outside): Likewise.
21195 (add_candidate_1): Likewise.
21196 (add_standard_iv_candidates): Likewise.
21197 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21198 (prepare_decl_rtl): Fix coding style.
21199 (get_address_cost): Likewise.
21200 (get_shiftadd_cost): Likewise.
21201 (force_expr_to_var_cost): Likewise.
21202 (compare_aff_trees): Likewise.
21203 (get_expr_id): Restructure the function.
21204 (get_loop_invariant_expr_id): Renamed to
21205 get_loop_invariant_expr.
21206 (get_computation_cost_at): Replace usage of inv_expr_id with
21208 (get_computation_cost): Likewise.
21209 (determine_group_iv_cost_generic): Likewise.
21210 (determine_group_iv_cost_address): Likewise.
21211 (iv_period): Fix coding style.
21212 (iv_elimination_compare_lt): Likewise.
21213 (may_eliminate_iv): Likewise.
21214 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21216 (determine_group_iv_costs): Dump invariant expressions.
21217 (iv_ca_recount_cost): Use the newly added hash_map.
21218 (iv_ca_set_remove_invariants): Fix coding style.
21219 (iv_ca_set_add_invariants): Fix coding style.
21220 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21222 (iv_ca_set_cp): Likewise.
21223 (iv_ca_new): Initialize the newly added hash_map and remove
21224 initialization of fields.
21225 (iv_ca_free): Delete the hash_map.
21226 (iv_ca_dump): Dump invariant expressions.
21227 (iv_ca_extend): Fix coding style.
21228 (try_add_cand_for): Likewise.
21229 (create_new_ivs): Dump information about # of avg iterations and
21230 # of used invariant expressions.
21231 (rewrite_use_compare): Fix coding style.
21232 (free_loop_data): Set default value for max_inv_expr_id.
21234 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21236 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21237 returned value cse_cfg_altered computation.
21238 (rest_of_handle_cse2): Likewise.
21239 (rest_of_handle_cse_after_global_opts): Likewise.
21241 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21244 * config/arm/arm.c (arm32_output_mi_thunk): New.
21245 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21246 to split Thumb1 vs TARGET_32BIT functionality.
21247 (arm_thumb1_mi_thunk): New.
21249 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21251 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21254 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21257 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21259 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21261 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21262 (expand_builtin_trap): Emit a regular call.
21263 (set_builtin_user_assembler_name): Remove obsolete cases.
21264 * dse.c (scan_insn): Adjust.
21265 * except.c: Include calls.h.
21266 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21267 emit a regular call to setjmp.
21268 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21269 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21270 (emit_block_move_via_libcall): Delete.
21271 (block_move_fn): Delete.
21272 (init_block_move_fn): Likewise.
21273 (emit_block_move_libcall_fn): Likewise.
21274 (emit_block_op_via_libcall): New function.
21275 (set_storage_via_libcall): Tidy up and use memset builtin.
21276 (block_clear_fn): Delete.
21277 (init_block_clear_fn): Likewise.
21278 (clear_storage_libcall_fn): Likewise.
21279 (expand_assignment): Call emit_block_move_via_libcall.
21280 Do not include gt-expr.h.
21281 * expr.h (emit_block_op_via_libcall): Declare.
21282 (emit_block_copy_via_libcall): New inline function.
21283 (emit_block_move_via_libcall): Likewise.
21284 (emit_block_comp_via_libcall): Likewise.
21285 (block_clear_fn): Delete.
21286 (init_block_move_fn): Likewise.
21287 (init_block_clear_fn): Likewise.
21288 (emit_block_move_via_libcall): Likewise.
21289 (set_storage_via_libcall): Add default parameter value.
21290 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21291 (abort_libfunc): Delete.
21292 (memcpy_libfunc): Likewise.
21293 (memmove_libfunc): Likewise.
21294 (memcmp_libfunc): Likewise.
21295 (memset_libfunc): Likewise.
21296 (setbits_libfunc): Likewise.
21297 (setjmp_libfunc): Likewise.
21298 (longjmp_libfunc): Likewise.
21299 (profile_function_entry_libfunc): Likewise.
21300 (profile_function_exit_libfunc): Likewise.
21301 (gcov_flush_libfunc): Likewise.
21302 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21303 and DECL_VISIBILITY on the declaration.
21304 (init_optabs): Do not initialize obsolete libfuncs.
21305 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21306 * tree-core.h (ECF_RET1): Define.
21307 (ECF_TM_PURE): Adjust.
21308 (ECF_TM_BUILTIN): Likewise.
21309 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21310 (build_common_builtin_nodes): Initialize abort builtin.
21311 Add ECF_RET1 on memcpy, memmove and memset builtins.
21312 Pass final flags for alloca and alloca_with_align builtins.
21313 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21315 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21316 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21317 set_storage_via_libcall and call emit_block_copy_via_libcall.
21319 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21321 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21322 DImode before it is passed to ix86_output_call_operand.
21323 (*call_value_got_x32): Ditto for operand 1.
21325 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21327 PR rtl-optimization/70904
21328 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21329 reload for wide mode.
21331 2016-05-12 Marek Polacek <polacek@redhat.com>
21334 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21335 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21336 * langhooks.h (incomplete_type_error): Likewise.
21337 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21338 parameter, pass it down to incomplete_type_error.
21339 * tree.h (size_in_bytes): New inline overload.
21340 (size_in_bytes_loc): Renamed from size_in_bytes.
21342 2016-05-12 Richard Biener <rguenther@suse.de>
21344 PR tree-optimization/71059
21345 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21346 nary before looking up or entering the expression into the VN
21348 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21349 Make sure to re-use NARYs without result as inserted by
21352 2016-05-12 Richard Biener <rguenther@suse.de>
21354 PR tree-optimization/71062
21355 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21357 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21358 vars_contains_restrict if the var is a restrict tag.
21359 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21360 do not disambiguate pointers against it.
21361 (dump_points_to_solution): Re-structure and adjust for new
21362 vars_contains_restrict flag.
21363 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21365 2016-05-12 Martin Liska <mliska@suse.cz>
21367 * doc/invoke.texi: Explain connection between
21368 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21370 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21372 PR tree-optimization/71006
21373 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21374 consider COND_EXPR as a mask producer.
21376 2016-05-12 Marek Polacek <polacek@redhat.com>
21379 * opts.c (common_handle_option): Detect missing argument for --help^.
21381 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21384 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21385 when popping the PC and within an interrupt handler routine.
21386 Add missing tab to output of "ldmfd".
21387 (output_return_instruction): Output LDMFD with SP update rather
21388 than POP when returning from interrupt handler.
21390 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21392 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21393 TARGET_64BIT && TARGET_AVX512DQ.
21394 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21395 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21396 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21397 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21398 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21399 (*vec_extractv4si_zext): Add avx512dq alternative.
21400 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21401 use v instead of x constraint in other alternatives where possible.
21403 * config/i386/sse.md (sse2_loadld): Use v instead of x
21404 constraint in alternatives 0,1,4.
21406 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21407 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21408 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21411 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21412 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21413 is not emitted unless TARGET_AVX512BW.
21414 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21415 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21416 for the result operand.
21418 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21419 constraint instead of x in avx alternatives. Use maybe_evex instead
21422 * config/i386/constraints.md (Yv): New constraint.
21423 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21424 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21425 * config/i386/i386.md (avx512fvecmode): New mode attr.
21426 (*pushtf): Use v constraint instead of x.
21427 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21428 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21429 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21430 (*absnegtf2_sse): Likewise.
21431 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21432 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21433 avx512f alternatives.
21434 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21436 2016-05-12 Richard Biener <rguenther@suse.de>
21438 PR tree-optimization/71060
21439 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21440 require exact match of DR_BASE_OBJECT but only matching address and
21443 2016-05-12 Richard Biener <rguenther@suse.de>
21445 PR tree-optimization/70986
21446 * cfganal.c: Include cfgloop.h.
21447 (dfs_find_deadend): Prefer to take edges exiting loops.
21449 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21451 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21452 compile and run time.
21454 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21457 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21459 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21461 * config/i386/i386.c (legitimize_pic_address): Use
21462 copy_to_suggested_reg instead of gen_movsi.
21464 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21466 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21467 the code into quad_address_p and call it to share code with
21468 vsx_quad_dform_memory_operand.
21469 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21471 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21472 bit instead of being a separate word. Split -mpower9-dform into
21473 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21474 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21475 for the register class supporting 128-bit quad word memory offsets.
21476 (mode_supports_vsx_dform_quad): Helper function to return if the
21477 register class uses quad word memory offsets.
21478 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21479 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21480 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21481 instructions are enabled, set up the appropriate addr_masks for
21483 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21484 -mpower9-dform-scalar, instead of -mpower9-dform.
21485 (rs6000_option_override_internal): Split -mpower9-dform into two
21486 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21487 -mpower9-dform switch sets or clears both. If we are not using
21488 the LRA register allocator, do not enable -mpower9-dform-vector by
21489 default. If we are using LRA, enable -mpower9-dform-vector and
21490 -mvsx-timode if it is appropriate. Issue a warning if either
21491 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21493 (quad_address_offset_p): New helper function to return if the
21494 offset is legal for quad word memory instructions.
21495 (quad_address_p): New function to determin if GPR or vector
21496 register quad word memory addresses are legal.
21497 (mem_operand_gpr): Validate quad word address offsets.
21498 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21499 d-form (register + offset) instructions.
21500 (offsettable_ok_by_alignment): Likewise.
21501 (rs6000_legitimate_offset_address_p): Likewise.
21502 (legitimate_lo_sum_address_p): Likewise.
21503 (rs6000_legitimize_address): Likewise.
21504 (rs6000_legitimize_reload_address): Add more debug statements for
21506 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21507 d-form instructions.
21508 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21509 d-form instructions. Distinguish different cases in debug
21510 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21511 d-form instructions.
21512 (rs6000_preferred_reload_class): Likewise.
21513 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21514 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21515 of the ISA 2.06 indexed memory instructions.
21516 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21517 use them to save/restore the saved vector registers instead of
21518 using Altivec instructions.
21519 (rs6000_emit_epilogue): Likewise.
21520 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21521 (rs6000_opt_masks): Split -mpower9-dform into
21522 -mpower9-dform-scalar and -mpower9-dform-vector.
21523 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21525 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21526 ISA 3.0 vector indexed memory instructions, and fold the code into
21527 the normal mov<mode> patterns.
21528 (p9_vecstore_<mode>): Likewise.
21529 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21531 (vsx_movti_64bit): Likewise.
21532 (vsx_movti_32bit): Likewise.
21533 * config/rs6000/constraints.md (wO constraint): New constraint for
21534 ISA 3.0 vector d-form support.
21535 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21536 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21537 include -mpower9-dform-vector until we switch over to LRA.
21538 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21539 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21540 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21541 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21542 for -mpower9-dform and -mlra.
21543 * doc/md.texi (wO constraint): Document wO constraint.
21545 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21547 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21548 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21549 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21550 Move handling of non-insn arguments inline into the sole user:
21551 (output_trans_func): ...here.
21552 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21553 in emitted function prototype.
21554 (output_internal_insn_latency_func): Ditto. Simplify.
21555 (output_internal_maximal_insn_latency_func): Ditto. Delete
21556 always-unused argument.
21557 (output_insn_latency_func): Ditto.
21558 (output_maximal_insn_latency_func): Ditto.
21560 2016-05-11 Richard Biener <rguenther@suse.de>
21562 PR tree-optimization/71055
21563 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21564 sth with precision not equal to access size verify we don't chop
21567 2016-05-11 Richard Biener <rguenther@suse.de>
21570 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
21571 (dwarf2out_finish): Move retry_incomplete_types call ...
21572 (dwarf2out_early_finish): ... here.
21574 2016-05-11 Richard Biener <rguenther@suse.de>
21576 PR middle-end/71002
21577 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
21578 if the langhook insists on it.
21579 * fold-const.c (make_bit_field_ref): Add arg for the original
21580 reference and preserve its alias-set.
21581 (decode_field_reference): Take exp by reference and adjust it
21582 to the original memory reference.
21583 (optimize_bit_field_compare): Adjust callers.
21584 (fold_truth_andor_1): Likewise.
21585 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
21587 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
21589 PR middle-end/70807
21590 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21591 * cfgrtl.c (delete_insn_and_edges): Likewise.
21592 * config/i386/i386.c (convert_scalars_to_vector): Remove
21594 * cse.c (cse_insn): Compute cse_cfg_altered.
21595 (delete_trivially_dead_insns): Likewise.
21596 (cse_cc_succs): Likewise.
21597 (rest_of_handle_cse): Free dominance info if required.
21598 (rest_of_handle_cse2): Likewise.
21599 (rest_of_handle_cse_after_global_opts): Likewise.
21601 2016-05-11 Alan Modra <amodra@gmail.com>
21603 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21604 abi_v4_pass_in_fpr): New functions.
21605 (rs6000_function_arg_boundary): Exclude complex IBM long double
21606 from 64-bit alignment when ABI_V4.
21607 (rs6000_function_arg, rs6000_function_arg_advance_1,
21608 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21610 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21612 PR rtl-optimization/71028
21613 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21614 jump with just a return in the fallthrough block if the branch
21615 block contains just a return as well.
21617 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21619 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21620 * match.pd ((X & Y) ^ Y): ... this.
21621 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21622 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21624 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21626 * read-md.c (require_char_ws): New function.
21627 (read_string): Simplify using require_char_ws.
21628 (handle_constants): Likewise.
21629 (handle_enum): Likewise.
21630 (handle_file): Likewise.
21631 * read-md.h (require_char_ws): New declaration.
21632 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21633 (read_mapping): Likewise.
21634 (read_rtx_code): Likewise.
21635 (read_nested_rtx): Likewise.
21637 2016-05-10 James Norris <jnorris@codesourcery.com>
21639 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21640 if offloading is enabled and -fopenacc or -fopenmp is specified.
21641 (CRTOFFLOADEND): Likewise.
21642 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21643 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21645 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21647 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21648 gotoff_operand code paths. Use copy_to_suggested_regs and
21649 expand_simple_binop where appropriate. Cleanup.
21651 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21654 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21656 (dimode_scalar_chain::vector_const_cost): New.
21657 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21658 (dimode_scalar_chain::convert_op): Likewise.
21659 (dimode_scalar_chain::convert_insn): Likewise.
21661 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21663 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21664 unary operation, not a binary one.
21666 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21668 PR middle-end/70877
21669 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21670 calls with type casted fndecl.
21672 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21674 PR tree-optimization/70786
21675 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21676 * calls.c (initialize_argument_information): Bind bounds
21677 with corresponding args passed by reference.
21679 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21682 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21683 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21684 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21687 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21690 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21691 code for a zero scale factor.
21692 (vsx_xvcvdpuxds_scale): Likewise.
21694 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21696 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21697 if show_ruler_p was set on the context.
21698 (layout::show_ruler): New method.
21699 * diagnostic.h (struct diagnostic_context): Add field
21702 2016-05-10 Richard Biener <rguenther@suse.de>
21704 PR tree-optimization/71039
21705 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21706 (chk_uses): New function.
21707 (propagate_with_phi): Verify we can safely replicate the lhs of an
21708 aggregate assignment on all incoming edges.
21710 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21712 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21714 (rx_atomic_sequence): New class.
21715 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21716 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21718 (rx_atomic_sequence::rx_atomic_sequence,
21719 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21720 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21721 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21722 CTRLREG_INTB): New constants.
21723 (FETCHOP): New code iterator.
21724 (fethcop_name, fetchop_name2): New iterator code attributes.
21725 (QIHI): New mode iterator.
21726 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21727 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21728 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21730 2016-05-10 Martin Liska <mliska@suse.cz>
21732 * tree-inline.c (remap_dependence_clique): Do not remap
21733 debugging statements.
21735 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21737 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21738 ("*fixuns_truncdfdi2_z13")
21739 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21740 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21741 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21743 2016-05-10 Richard Biener <rguenther@suse.de>
21745 PR tree-optimization/70497
21746 PR tree-optimization/28367
21747 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21749 (visit_reference_op_load): ... here.
21750 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21751 with simplified BIT_FIELD_REFs.
21752 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21753 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21756 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21758 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21759 documentation comment. For BLOCK nodes, add a
21760 DW_AT_abstract_origin attribute that points to the DIE generated
21761 for the origin BLOCK.
21762 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21763 blocks from inlined functions.
21765 2016-05-10 Alan Modra <amodra@gmail.com>
21768 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21769 regrename modifying insns saving lr before __morestack call.
21770 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21771 insns restoring lr after __morestack call.
21773 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21775 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21776 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21778 * config/i386/sse.md (vec_interleave_high<mode>,
21779 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21780 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21782 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21784 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21785 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21786 parallel reassociation for power8 and forward.
21788 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21790 * config/i386/i386.md (absneg splitters with general regs): Use
21791 general_reg_operand predicate.
21792 (btsq peephole2): Use x86_64_immediate_operand to check if new
21793 value is suitable for immediate operand. Generate emitted insn
21794 using RTL expressions.
21795 (btcq peephole2): Ditto.
21796 (btrq peephole2): Ditto. Generate correct immediate operand
21799 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21801 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21804 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21806 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21807 pointer dereference.
21809 2016-05-09 Richard Biener <rguenther@suse.de>
21811 PR tree-optimization/70985
21812 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21813 op0 isn't a gimple register.
21815 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21817 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21818 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21819 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21820 (i6400_fpu_mult): New cpu units.
21821 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21822 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21823 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21824 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21825 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21826 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21827 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21828 (i6400_msa_long_float4, i6400_msa_long_float5)
21829 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21830 (i6400_msa_fdiv_sf): New reservations.
21831 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
21832 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
21833 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
21834 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
21835 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
21836 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
21837 (msa_short_cmp, msa_short_float2, msa_short_logic3)
21838 (msa_short_store4, msa_long_load, msa_short_store)
21839 (msa_long_logic, msa_long_float2, msa_long_float4)
21840 (msa_long_float5, msa_long_float8, msa_long_mult)
21841 (msa_long_fdiv, msa_long_div): New reservations.
21843 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
21844 Sameera Deshpande <sameera.deshpande@imgtec.com>
21845 Matthew Fortune <matthew.fortune@imgtec.com>
21846 Graham Stott <graham.stott@imgtec.com>
21847 Chao-ying Fu <chao-ying.fu@imgtec.com>
21849 * config.gcc: Add MSA header file for mips*-*-* target.
21850 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
21851 (Ubv8i, Urv8): New constraints.
21852 * config/mips/mips-ftypes.def: Add function types for MSA
21854 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
21855 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
21856 * config/mips/mips-msa.md: New file.
21857 * config/mips/mips-protos.h
21858 (mips_split_128bit_const_insns): New prototype.
21859 (mips_msa_idiv_insns): Likewise.
21860 (mips_split_128bit_move): Likewise.
21861 (mips_split_128bit_move_p): Likewise.
21862 (mips_split_msa_copy_d): Likewise.
21863 (mips_split_msa_insert_d): Likewise.
21864 (mips_split_msa_fill_d): Likewise.
21865 (mips_expand_msa_branch): Likewise.
21866 (mips_const_vector_same_val_p): Likewise.
21867 (mips_const_vector_same_bytes_p): Likewise.
21868 (mips_const_vector_same_int_p): Likewise.
21869 (mips_const_vector_shuffle_set_p): Likewise.
21870 (mips_const_vector_bitimm_set_p): Likewise.
21871 (mips_const_vector_bitimm_clr_p): Likewise.
21872 (mips_msa_vec_parallel_const_half): Likewise.
21873 (mips_msa_output_division): Likewise.
21874 (mips_ldst_scaled_shift): Likewise.
21875 (mips_expand_vec_cond_expr): Likewise.
21876 * config/mips/mips.c (enum mips_builtin_type): Add
21877 MIPS_BUILTIN_MSA_TEST_BRANCH.
21878 (mips_gen_const_int_vector_shuffle): New prototype.
21879 (mips_const_vector_bitimm_set_p): New function.
21880 (mips_const_vector_bitimm_clr_p): Likewise.
21881 (mips_const_vector_same_val_p): Likewise.
21882 (mips_const_vector_same_bytes_p): Likewise.
21883 (mips_const_vector_same_int_p): Likewise.
21884 (mips_const_vector_shuffle_set_p): Likewise.
21885 (mips_symbol_insns): Forbid loading symbols via immediate for
21887 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
21889 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
21891 (mips_lx_address_p): Add support load indexed address for MSA.
21892 (mips_address_insns): Add calculation of instructions needed for
21893 stores and loads for MSA.
21894 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
21895 CONST_VECTOR for MSA and let it fall through.
21896 (mips_ldst_scaled_shift): New function.
21897 (mips_subword_at_byte): Likewise.
21898 (mips_msa_idiv_insns): Likewise.
21899 (mips_legitimize_move): Validate MSA moves.
21900 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
21901 calculation of costs for MSA division.
21902 (mips_split_move_p): Check if MSA moves need splitting.
21903 (mips_split_move): Split MSA moves if necessary.
21904 (mips_split_128bit_move_p): New function.
21905 (mips_split_128bit_move): Likewise.
21906 (mips_split_msa_copy_d): Likewise.
21907 (mips_split_msa_insert_d): Likewise.
21908 (mips_split_msa_fill_d): Likewise.
21909 (mips_output_move): Handle MSA moves.
21910 (mips_expand_msa_branch): New function.
21911 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
21912 Reinstate 'y' modifier.
21913 (mips_file_start): Add MSA .gnu_attribute.
21914 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
21916 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
21917 (mips_class_max_nregs): Add register size for MSA supported mode.
21918 (mips_cannot_change_mode_class): Allow conversion between MSA
21919 vector modes and TImode.
21920 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
21922 (mips_secondary_reload_class): Force MSA loads/stores via memory.
21923 (mips_preferred_simd_mode): Add preffered modes for MSA.
21924 (mips_vector_mode_supported_p): Add MSA supported modes.
21925 (mips_autovectorize_vector_sizes): New function.
21926 (mips_msa_output_division): Likewise.
21927 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
21928 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
21929 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
21930 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
21931 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
21932 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
21933 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
21934 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
21935 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
21936 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
21937 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
21938 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
21939 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
21940 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
21941 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
21942 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
21943 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
21944 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
21945 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
21946 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
21947 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
21948 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
21949 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
21950 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
21951 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
21952 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
21953 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
21954 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
21955 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
21956 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
21957 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
21958 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
21959 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
21960 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
21961 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
21962 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
21963 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
21964 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
21965 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
21966 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
21967 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
21968 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
21969 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
21970 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
21971 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21972 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21973 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21974 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21975 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21976 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21977 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21978 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21979 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
21980 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
21981 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
21982 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
21983 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
21984 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
21985 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
21986 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
21987 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
21988 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
21989 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
21990 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
21991 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
21992 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
21993 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
21994 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
21995 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
21996 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
21997 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
21998 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
21999 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22000 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22001 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22002 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22003 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22004 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22005 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22006 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22007 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22008 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22009 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22010 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22011 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22012 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22013 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22014 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22015 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22016 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22017 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22018 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22019 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22020 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22021 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22022 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22023 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22024 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22025 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22026 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22027 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22028 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22029 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22030 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22031 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22032 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22033 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22034 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22035 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22036 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22037 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22038 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22039 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22040 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22041 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22042 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22043 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22044 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22045 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22046 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22047 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22048 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22049 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22050 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22051 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22052 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22053 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22054 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22055 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22056 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22057 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22058 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22059 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22060 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22061 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22062 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22063 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22064 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22065 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22066 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22067 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22068 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22069 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22070 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22071 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22072 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22073 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22074 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22075 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22076 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22077 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22079 (mips_get_builtin_decl_index): New array.
22080 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22081 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22082 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22083 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22084 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22086 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22088 (mips_expand_builtin_insn): Prepare operands for
22089 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22090 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22091 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22092 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22093 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22094 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22095 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22096 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22097 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22098 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22099 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22100 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22101 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22102 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22103 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22104 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22105 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22106 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22107 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22108 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22109 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22110 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22111 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22112 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22113 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22114 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22115 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22116 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22117 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22118 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22119 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22120 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22121 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22122 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22123 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22124 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22125 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22126 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22127 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22128 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22129 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22130 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22131 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22132 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22133 These are set implicitly and an error is reported if overridden.
22134 (mips_expand_builtin_msa_test_branch): New function.
22135 (mips_expand_msa_shuffle): Likewise.
22136 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22137 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22138 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22139 (mips_expand_vec_unpack): Add support for MSA.
22140 (mips_expand_vector_init): Likewise.
22141 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22142 instead of const0_rtx.
22143 (mips_msa_vec_parallel_const_half): New function.
22144 (mips_gen_const_int_vector): Likewise.
22145 (mips_gen_const_int_vector_shuffle): Likewise.
22146 (mips_expand_msa_cmp): Likewise.
22147 (mips_expand_vec_cond_expr): Likewise.
22148 * config/mips/mips.h
22149 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22150 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22152 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22153 (ISA_HAS_MSA): New macro.
22154 (UNITS_PER_MSA_REG): Likewise.
22155 (BITS_PER_MSA_REG): Likewise.
22156 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22157 (MSA_REG_FIRST): New macro.
22158 (MSA_REG_LAST): Likewise.
22159 (MSA_REG_NUM): Likewise.
22160 (MSA_REG_P): Likewise.
22161 (MSA_REG_RTX_P): Likewise.
22162 (MSA_SUPPORTED_MODE_P): Likewise.
22163 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22164 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22165 * config/mips/mips.md: Include mips-msa.md.
22166 (alu_type): Add simd_add.
22167 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22168 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22169 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22170 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22171 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22172 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22173 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22174 simd_move, simd_load, simd_store. Choose "multi" for moves
22176 (qword_mode): New attribute.
22177 (insn_count): Add instruction count for quad moves.
22178 Increase the count for MIPS SIMD division.
22179 (UNITMODE): Add UNITMODEs for vector types.
22180 (addsub): New code iterator.
22181 * config/mips/mips.opt (mmsa): New option.
22182 * config/mips/msa.h: New file.
22183 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22185 * config/mips/mti-linux.h: Likewise.
22186 * config/mips/predicates.md
22187 (const_msa_branch_operand): New constraint.
22188 (const_uimm3_operand): Likewise.
22189 (const_uimm4_operand): Likewise.
22190 (const_uimm5_operand): Likewise.
22191 (const_uimm8_operand): Likewise.
22192 (const_imm5_operand): Likewise.
22193 (aq10b_operand): Likewise.
22194 (aq10h_operand): Likewise.
22195 (aq10w_operand): Likewise.
22196 (aq10d_operand): Likewise.
22197 (const_m1_operand): Likewise.
22198 (reg_or_m1_operand): Likewise.
22199 (const_exp_2_operand): Likewise.
22200 (const_exp_4_operand): Likewise.
22201 (const_exp_8_operand): Likewise.
22202 (const_exp_16_operand): Likewise.
22203 (const_vector_same_val_operand): Likewise.
22204 (const_vector_same_simm5_operand): Likewise.
22205 (const_vector_same_uimm5_operand): Likewise.
22206 (const_vector_same_uimm6_operand): Likewise.
22207 (const_vector_same_uimm8_operand): Likewise.
22208 (par_const_vector_shf_set_operand): Likewise.
22209 (reg_or_vector_same_val_operand): Likewise.
22210 (reg_or_vector_same_simm5_operand): Likewise.
22211 (reg_or_vector_same_uimm6_operand): Likewise.
22212 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22214 * doc/invoke.texi (-mmsa): Document new option.
22216 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22218 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22219 * configure: Regenerate.
22220 * config.in: Regenerate.
22221 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22222 on -fvtable-verify.
22223 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22224 (ENDFILE_VTV_SPEC): Define.
22226 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22228 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22229 registers in all interrupt handlers if necessary.
22230 (rl78_option_override): Add warning.
22231 (MUST_SAVE_MDUC_REGISTERS): New macro.
22232 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22233 * config/rl78/rl78.c (check_mduc_usage): New function.
22234 (mduc_regs): New structure to hold MDUC register data.
22235 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22236 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22237 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22238 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22239 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22240 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22242 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22244 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22245 (tree-ssa-loop-niter.h): Ditto.
22246 (idx_within_array_bound, ref_within_array_bound): New functions.
22247 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22248 Factor out check on writable base object to ...
22249 (base_object_writable): ... here.
22251 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22253 * config/arm/arm.md (probe_stack): Add modes to set source
22256 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22258 * regrename.c (base_reg_class_for_rename): New static function.
22259 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22261 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22263 * cgraph.c (thunk_adjust): Export.
22264 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22265 * cgraphunit.c (thunk_adjust): Export.
22266 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22268 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22270 * tree-inline.c (expand_call_inline): Expand thunks inline.
22272 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22275 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22276 (*sse2_vd_cvtss2sd): Ditto.
22277 * config/i386/i386.md
22278 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22279 Generate *sse2_vd_cvtsd2ss pattern.
22280 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22281 Generate *sse2_vd_cvtss2sd pattern.
22283 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22285 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22286 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22289 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22291 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22292 * config/sh/sh.c: Define and declare variables on first use throughout
22294 (current_function_interrupt): Change to bool type.
22295 (frame_insn): Rename to emit_frame_insn and update users.
22296 (push_regs): Use bool for 'interrupt_handler' argument.
22297 (save_schedule_s): Remove.
22298 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22299 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22300 targetm.asm_out.unaligned_op.di.
22301 (gen_far_branch): Remove redundant forward declaration.
22302 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22303 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22304 (sh_set_return_address, sh_function_ok_for_sibcall,
22305 scavenge_reg): Update comments.
22306 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22307 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22308 (sh_attr_renesas_p): Remove unnecessary parentheses.
22309 (branch_dest): Simplify.
22310 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22311 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22312 (CUMULATIVE_ARGS): Change macro to typedef.
22313 (current_function_interrupt): Change to bool type.
22314 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22315 Surround with __cplusplus ifdef.
22316 (sh_compare_op0, sh_compare_op1): Remove.
22317 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22319 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22321 * config/arm/arm.md (arch): Add neon.
22322 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22323 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22324 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22325 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22326 attributes for alt renumbering. Mark alt 3 as non-predicable.
22327 (thumb2_movdf_vfp): Likewise.
22329 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22331 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22332 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22333 (*andqi_1): Add preferred_for_speed attribute to disparage
22334 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22335 (*<code>qi_1): Ditto.
22336 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22337 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22338 (*ashlqi3_1): Ditto.
22339 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22340 Add preferred_for_size attribute to disparage alternative 0 and
22341 preferred_for_speed attribute to disparage alternative 1 for
22342 TARGET_PARTIAL_REG_STALL targets.
22344 2016-05-07 Tom de Vries <tom@codesourcery.com>
22346 PR tree-optimization/70956
22347 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22350 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22352 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22353 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22354 * config/sh/sh.md (branch_zero): Remove define_attr.
22355 (define_delay): Disable delay slot if branch distance is one insn.
22357 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22359 * config/i386/i386.md (LEAMODE): New mode attribute.
22360 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22361 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22362 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22363 operand 2 predicate.
22364 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22365 (*lea<mode>_general_3): Ditto.
22366 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22368 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22370 * genmddump.c (main): Convert argv from char ** to const char **.
22372 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22374 * coretypes.h (OVERRIDE): New macro.
22375 (FINAL): New macro.
22377 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22379 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22380 allow coalescing if the types are compatible.
22382 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22384 * pass_manager.h (pass_manager::register_pass_name): New method.
22385 (pass_manager::get_pass_by_name): New method.
22386 (pass_manager::create_pass_tab): New method.
22387 (pass_manager::m_name_to_pass_map): New field.
22388 * passes.c (name_to_pass_map): Delete global in favor of field
22389 "m_name_to_pass_map" of pass_manager.
22390 (register_pass_name): Rename from a function to...
22391 (pass_manager::register_pass_name): ...this method, updating
22392 for renaming of global "name_to_pass_map" to field
22393 "m_name_to_pass_map".
22394 (create_pass_tab): Rename from a function to...
22395 (pass_manager::create_pass_tab): ...this method, updating
22396 for renaming of global "name_to_pass_map" to field.
22397 (get_pass_by_name): Rename from a function to...
22398 (pass_manager::get_pass_by_name): ...this method.
22399 (enable_disable_pass): Convert use of get_pass_by_name to
22400 a method call, locating the pass_manager singleton.
22402 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22404 * genattr-common.c (main): Convert argv from char ** to const char **.
22405 * genattr.c (main): Likewise.
22406 * genattrtab.c (main): Likewise.
22407 * genautomata.c (initiate_automaton_gen): Likewise.
22409 * gencodes.c (main): Likewise.
22410 * genconditions.c (main): Likewise.
22411 * genconfig.c (main): Likewise.
22412 * genconstants.c (main): Likewise.
22413 * genemit.c (main): Likewise.
22414 * genenums.c (main): Likewise.
22415 * genextract.c (main): Likewise.
22416 * genflags.c (main): Likewise.
22417 * genmddeps.c (main): Likewise.
22418 * genopinit.c (main): Likewise.
22419 * genoutput.c (main): Likewise.
22420 * genpeep.c (main): Likewise.
22421 * genpreds.c (main): Likewise.
22422 * genrecog.c (main): Likewise.
22423 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22424 (init_rtx_reader_args): Likewise.
22425 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22426 (init_rtx_reader_args): Likewise.
22427 * gentarget-def.c (main): Likewise.
22428 * read-md.c (read_md_files): Likewise.
22429 * read-md.h (read_md_files): Likewise.
22431 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22433 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22434 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22435 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22436 Remove unused predicate.
22437 (register_and_not_fp_reg_operand): Ditto.
22439 2016-05-06 Martin Liska <mliska@suse.cz>
22441 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22442 instead of vec as the vector is local to the function.
22444 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22446 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22447 avx512bw alternative.
22449 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22450 before the ashr<mode>3 pattern.
22452 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22453 v instead of x in vex or maybe_vex alternatives, use
22454 maybe_evex instead of vex in prefix.
22456 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22457 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22458 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22459 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22462 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22463 v instead of x in vex or maybe_vex alternatives, use
22464 maybe_evex instead of vex in prefix.
22466 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22467 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22468 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22469 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22470 alternatives, use maybe_evex instead of vex in prefix.
22472 * config/i386/sse.md (vec_interleave_lowv4sf,
22473 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22474 v instead of x in vex or maybe_vex alternatives, use
22475 maybe_evex instead of vex in prefix.
22477 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22478 v instead of x in vex or maybe_vex alternatives, use
22479 maybe_evex instead of vex in prefix.
22481 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22482 v constraint instead of x.
22484 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22486 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22487 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22490 2016-05-06 Richard Biener <rguenther@suse.de>
22492 PR tree-optimization/70948
22493 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22494 Properly clobber all fields of va_list for __builtin_va_start.
22496 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22499 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22500 loop latch destination.
22502 2016-05-06 Martin Liska <mliska@suse.cz>
22504 * tree-ssa-uninit.c: Apply manual changes
22505 to the GNU coding style.
22506 (prune_uninit_phi_opnds): Rename from
22507 prune_uninit_phi_opnds_in_unrealizable_paths.
22509 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22511 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22512 mspace): Remove deprecated options.
22513 * doc/invoke.texi (SH options): Remove -mspace.
22515 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22517 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22519 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22521 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22522 corresponding combine split pattern.
22524 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22527 * config/sh/predicates.md (long_displacement_mem_operand): New.
22528 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22529 Add movi20, movi20s alternatives. Adjust length attribute for
22531 (movsi_ie): Allow for any FPU. Adjust length attribute for
22533 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22534 attribute for alternatives.
22535 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22536 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22537 length attribute for alternatives.
22539 2016-05-06 Richard Biener <rguenther@suse.de>
22541 PR tree-optimization/70960
22542 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22544 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22547 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22548 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22550 2016-05-06 Marek Polacek <polacek@redhat.com>
22553 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22555 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22558 * config/sh/sh.md (*rotcr): Add another variant.
22560 2016-05-06 Richard Biener <rguenther@suse.de>
22562 PR middle-end/70931
22563 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22565 2016-05-06 Richard Biener <rguenther@suse.de>
22567 PR middle-end/70941
22568 * fold-const.c (split_tree): Always convert to the original type
22571 2016-05-06 Richard Biener <rguenther@suse.de>
22573 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
22574 (fwprop_addr): Likewise.
22576 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22579 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
22581 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
22582 * config/i386/i386.md (push mem splitter): Use find_constant_src in
22583 the splitter condition.
22584 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
22585 the splitter condition.
22586 (FP float_extend load splitter): Ditto.
22588 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
22590 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22591 to REGNO in all peephole2 patterns.
22592 (post-reload splitters): Change true_regnum to REGNO in
22593 post-reload splitters.
22594 (zero_extend splitters): Use general_reg_operand and
22595 nonimmediate_gr_operand predicates.
22597 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22599 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22600 v constraint instead of x.
22602 2016-05-05 Alan Modra <amodra@gmail.com>
22605 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22606 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22607 TARGET_NO_FP_IN_TOC for -mrelocatable.
22608 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22609 TARGET_RELOCATABLE test.
22610 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22611 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22612 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22613 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22614 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22615 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22616 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22617 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22618 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22619 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22621 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22622 (rs6000_stack_info): Likewise.
22623 (rs6000_elf_asm_out_constructor): Likewise.
22624 (rs6000_elf_asm_out_destructor): Likewise.
22625 (rs6000_elf_declare_function_name): Likewise.
22626 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22627 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22630 2016-05-05 Alan Modra <amodra@gmail.com>
22632 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22634 2016-05-05 Alan Modra <amodra@gmail.com>
22636 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22637 out-of-line gpr restore for one or two regs if that would add
22640 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22643 * config/i386/i386.md
22644 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22645 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22646 as operand 0 predicate.
22647 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22649 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22650 Ditto. Emit the pattern using RTX.
22652 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22653 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22654 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22655 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22657 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22658 sse_reg_operand as operand 0 predicate.
22660 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22661 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22662 instead of gen_rtx_REG.
22663 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22666 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22668 * function.c (emit_use_return_register_into_block): Delete.
22669 (gen_return_pattern): Delete.
22670 (emit_return_into_block): Delete.
22671 (active_insn_between): Delete.
22672 (convert_jumps_to_returns): Delete.
22673 (emit_return_for_exit): Delete.
22674 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22675 simple_return for shrink-wrapped blocks.
22676 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22677 end of blocks that need one.
22678 (get_unconverted_simple_return): Delete.
22679 (convert_to_simple_return): Delete.
22680 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22681 (convert_to_simple_return): Ditto.
22683 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22685 * cfgcleanup.c (bb_is_just_return): New function.
22686 (try_optimize_cfg): Simplify jumps to return, branches to return,
22687 and branches around return.
22689 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22691 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22692 branch to a return.
22694 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22698 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22699 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22700 assert flags & OEP_HASH_CHECK, instead of asserting it
22701 never happens. Handle TARGET_EXPR.
22702 * fold-const.c (operand_equal_p): For hash verification,
22703 or in OEP_HASH_CHECK into flags.
22705 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22707 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22709 (compute_samebase_partition_bases): Fix typo.
22711 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22713 * config/i386/sse.md (vec_interleave_highv8sf,
22714 vec_interleave_lowv8sf, vec_interleave_highv4df,
22715 vec_interleave_lowv4df): Remove constraints from expanders.
22717 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22719 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22721 * tree-inline.c (expand_call_inline): Fix path dealing with
22722 making lhs of call statement undefined.
22724 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22726 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22727 Check availability on NODE, too.
22728 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22729 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22730 (varpool_node::call_for_symbol_and_aliase): Likewise.
22731 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22732 (propagate_pure_const): Propagate across interposable functions, too.
22733 (skip_function_for_local_pure_const): Do not skip interposable bodies
22735 (pass_local_pure_const::execute): Update.
22737 2016-05-04 Marek Polacek <polacek@redhat.com>
22739 * doc/invoke.texi: Document -Wdangling-else.
22741 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22743 * config.gcc: Error out when conflicting multilib is detected. Do not
22744 loop over multilibs since no combination is legal.
22746 2016-05-04 Alan Modra <amodra@gmail.com>
22748 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22749 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22750 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22753 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22755 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22756 Clean up p5600 comments.
22758 2016-05-04 Richard Biener <rguenther@suse.de>
22760 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22761 constructor simplifications.
22762 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22764 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22766 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22767 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22768 result.set_rtx is null instead of aborting.
22769 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22771 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22772 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22773 *mov<mode>_store_postinc): New patterns.
22775 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22777 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22778 as commutative. Check both conversions are NOP.
22779 ((A & B) OP (C & B)): Remove.
22781 2016-05-04 Alan Modra <amodra@gmail.com>
22783 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22785 2016-05-04 Alan Modra <amodra@gmail.com>
22788 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22789 when cr2,3,4 are all fixed regs.
22791 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22793 PR rtl-optimization/57193
22794 * opts.c (default_options_table): Revert OPT_frename_registers change.
22795 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22797 2016-05-03 Martin Sebor <msebor@redhat.com>
22800 * builtins.c (fold_builtin_FILE): New function.
22801 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22802 (fold_builtin_0): Call them.
22803 * gimplify.c (gimplify_call_expr): Remove the handling of
22804 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22807 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22808 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22812 * doc/extend.texi (Function Names as Strings): Update __func__,
22813 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22816 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22817 Richard Biener <rguenther@suse.de>
22819 PR tree-optimization/70916
22820 * tree-if-conv.c: Include cfganal.h.
22821 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22822 and remove_fake_exit_edges around the optimization pass.
22824 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22826 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22827 (cgraph_edge::make_direct): Likewise.
22828 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22829 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22830 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
22831 (CIF_THUNK): New code.
22832 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
22833 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
22834 (compute_inline_parameters): Set inline_failed for thunks.
22835 (inline_analyze_function): Cleanup.
22836 * ipa-inline.c (can_inline_edge_p): Do not deal with
22837 call_stmt_cannot_inline_p.
22838 (can_early_inline_edge_p): Likewise.
22839 (early_inliner): Initialize inline_failed.
22840 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
22842 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
22844 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
22845 from nonimm_ssenomem_operand.
22846 (nonimm_ssenomem_operand): New predicate.
22847 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
22848 as operand 0 predicate.
22849 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
22850 Disable unsupported alternatives using "enabled" attribute.
22851 Use register_ssemem_operand as operand 0 predicate.
22852 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
22854 2016-05-03 Marek Polacek <polacek@redhat.com>
22857 * input.c (expansion_point_location): New function.
22858 * input.h (expansion_point_location): Declare.
22860 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
22862 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
22863 occurence with frame_offset_ ones.
22865 2016-05-03 Alan Modra <amodra@gmail.com>
22867 PR rtl-optimization/70890
22868 * ira.c (combine_and_move_insns): When moving def_insn, remove
22869 equivs on use_insn.
22871 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
22873 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
22874 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
22875 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
22876 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
22878 2016-05-03 Alan Modra <amodra@gmail.com>
22880 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
22881 for SAVE_MULTIPLE/STORE_MULTIPLE.
22883 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22885 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
22886 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
22888 2016-05-03 Richard Biener <rguenther@suse.de>
22890 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
22892 (gimplify_arg): Likewise.
22893 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
22894 re-writing the result to a decl if required.
22895 (internal_get_tmp_var): Add allow_ssa parameter
22896 and override into_ssa with it.
22897 (get_formal_tmp_var): Adjust.
22898 (get_initialized_tmp_var): Add allow_ssa parameter.
22899 (gimplify_arg): Add allow_ssa parameter and avoid generating
22900 SSA names for the result false.
22901 (gimplify_call_expr): If the call may return twice do not
22902 gimplify parameters into SSA.
22903 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
22904 (gimplify_modify_expr): Adjust assert. For noreturn calls
22905 with a SSA name LHS adjust its def.
22906 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
22907 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
22908 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
22909 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
22910 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
22911 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
22912 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
22913 (optimize_target_teams): Do not allow SSA names for clause operands.
22914 (gimplify_expr): Likewise for where we mark the result addressable.
22915 * passes.def (pass_init_datastructures): Remove.
22916 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
22917 (rewrite_stmt): Likewise.
22918 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
22919 (replace_locals_op): Replace SSA names.
22920 (copy_gimple_seq_and_replace_locals): Init src_cfun.
22921 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
22922 * cgraph.c (release_function_body): Free CFG annotations only
22923 when we have a CFG. Simplify.
22924 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22925 force_gimple_operand instead of get_initialized_tmp_var.
22926 * tree-pass.h (make_pass_init_datastructures): Remove.
22927 * tree-ssa.c (execute_init_datastructures): Remove.
22928 (pass_data_init_datastructures): Likewise.
22929 (class pass_init_datastructures): Likewise.
22930 (make_pass_init_datastructures): Likewise.
22931 * omp-low.c (create_omp_child_function): Init SSA data structures.
22932 (grid_expand_target_grid_body): Likewise.
22933 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
22934 name before adding it to names_to_release.
22935 (remove_bb): Always release SSA defs.
22936 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
22937 before dereferencing it.
22938 * cgraphunit.c (init_lowered_empty_function): Always
22939 int SSA data structures.
22940 * tree-ssanames.c (release_defs): Remove assert that we are in
22942 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
22944 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22945 Uros Bizjak <ubizjak@gmail.com>
22947 PR rtl-optimization/70467
22948 * config/i386/predicates.md (x86_64_hilo_int_operand,
22949 x86_64_hilo_general_operand): New predicates.
22950 * config/i386/constraints.md (Wd): New constraint.
22951 * config/i386/i386.md (mode attr di): Use Wd instead of e.
22952 (general_hilo_operand): New mode attr.
22953 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
22954 instead of <general_operand>.
22955 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
22956 x86_64_hilo_general_operand instead of <general_operand>.
22958 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22960 PR tree-optimization/70916
22961 * tree-if-conv.c (constant_or_ssa_name): Removed.
22962 (fold_build_cond_expr): Use is_gimple_val instead of
22963 constant_or_ssa_name.
22965 PR tree-optimization/70916
22966 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
22967 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
22970 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
22971 (optimize_atomic_bit_test_and): New function.
22972 (pass_fold_builtins::execute): Use it.
22973 * optabs.def (atomic_bit_test_and_set_optab,
22974 atomic_bit_test_and_complement_optab,
22975 atomic_bit_test_and_reset_optab): New optabs.
22976 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
22977 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
22978 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
22979 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
22980 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
22981 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
22982 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
22983 * doc/md.texi (atomic_bit_test_and_set@var{mode},
22984 atomic_bit_test_and_complement@var{mode},
22985 atomic_bit_test_and_reset@var{mode}): Document.
22986 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
22987 atomic_bit_test_and_complement<mode>,
22988 atomic_bit_test_and_reset<mode>): New expanders.
22989 (atomic_bit_test_and_set<mode>_1,
22990 atomic_bit_test_and_complement<mode>_1,
22991 atomic_bit_test_and_reset<mode>_1): New insns.
22993 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
22995 PR rtl-optimization/70687
22996 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
22997 instead of unsigned HOST_WIDE_INT.
22999 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23001 PR rtl-optimization/44281
23002 * hard-reg-set.h (struct target_hard_regs): New field
23003 x_fixed_nonglobal_reg_set.
23004 (fixed_nonglobal_reg_set): New macro.
23005 * reginfo.c (init_reg_sets_1): Initialize it.
23006 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23008 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23010 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23012 PR tree-optimization/56541
23013 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23014 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23015 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23016 (any_complicated_phi): new static variable.
23017 (aggressive_if_conv): delete.
23018 (if_convertible_phi_p): support phis with more than two arguments.
23019 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23020 critical pred edges.
23021 (ifcvt_split_critical_edges): support phis with more than two
23022 arguments by checking new parameter. only split critical edges
23024 (tree_if_conversion): handle simd pragma marked loop using new
23025 local variable aggressive_if_conv. check any_complicated_phi.
23027 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23029 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23032 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23034 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23037 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23039 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23040 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23041 define_insn_and_split.
23042 (mulsi3_i): New define_insn_and_split.
23043 (mulsi3_call): Convert to define_insn.
23044 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23045 Remove constraints.
23047 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23049 * machmode.h (mode_complex): Add support to give the complex mode
23051 (GET_MODE_COMPLEX_MODE): Likewise.
23052 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23053 stored by build_complex_type and gfc_build_complex_type instead of
23054 trying to figure out the appropriate mode based on the size. Raise
23055 an assertion error, if the type was not set.
23056 * genmodes.c (struct mode_data): Add field for the complex type of
23058 (blank_mode): Likewise.
23059 (make_complex_modes): Remember the complex mode created in the
23061 (emit_mode_complex): Write out the mode_complex array to map a
23062 type mode to the complex version.
23063 (emit_insn_modes_c): Likewise.
23064 * tree.c (build_complex_type): Set the complex type to use before
23065 calling layout_type.
23066 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23067 support for __float128 complex datatypes.
23068 (rs6000_hard_regno_mode_ok): Likewise.
23069 (rs6000_setup_reg_addr_masks): Likewise.
23070 (rs6000_complex_function_value): Likewise.
23071 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23072 __float128 and __ibm128 complex.
23073 (FLOAT128_IBM_P): Likewise.
23074 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23075 * doc/extend.texi (Additional Floating Types): Document that
23076 -mfloat128 must be used to enable __float128. Document complex
23077 __float128 and __ibm128 support.
23079 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23082 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23083 char/short arguments promoted to int because of promote_prototypes.
23085 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23087 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23088 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23089 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23090 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23091 alternatives using "enabled" attribute. Use register_ssemem_operand
23092 as operand 1 predicate.
23093 (*cmpi<unord>xf_i387): Split XFmode pattern from
23094 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23095 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23096 *absneg<mode>2_i387. Disable unsupported alternatives using
23097 "enabled" attribute.
23098 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23100 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23102 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23104 (oacc_loop_process): Check mask for loop termination.
23106 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23108 * cif-code.def (CIF_THUNK): Add.
23109 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23112 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23114 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23115 (dump_inline_summary): Dump it.
23116 (fp_expression_p): New predicate.
23117 (estimate_function_body_sizes): Use it.
23118 (inline_merge_summary): Merge fp_expressions.
23119 (inline_read_section): Read fp_expressions.
23120 (inline_write_summary): Write fp_expressions.
23121 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23122 codegen boundary if either caller or callee is !fp_expressions.
23123 * ipa-inline.h (inline_summary): Add fp_expressions.
23124 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23125 to fp_expressions be sure the fp generation flags are updated.
23127 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23129 PR rtl-optimization/70467
23130 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23132 PR rtl-optimization/70467
23133 * ipa-pure-const.c (check_call): Handle internal calls even in
23134 ipa mode like in local mode.
23136 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23138 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23140 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23142 * match.pd (X u< X, X u> X): New transformations.
23144 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23146 * flag-types.h (enum warn_strict_overflow_code): Move ...
23147 * coretypes.h: ... here.
23148 * fold-const.h (fold_overflow_warning): Declare.
23149 * fold-const.c (fold_overflow_warning): Make non-static.
23150 (fold_comparison): Move the transformation of X +- C1 CMP C2
23151 into X CMP C2 -+ C1 ...
23152 * match.pd: ... here.
23153 * gimple-fold.c (fold_stmt_1): Protect with
23154 fold_defer_overflow_warnings.
23156 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23158 * omp-low.c (struct oacc_loop): Add 'inner' field.
23159 (new_oacc_loop_raw): Initialize it to zero.
23160 (oacc_loop_fixed_partitions): Initialize it.
23161 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23162 available partitioning.
23164 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23166 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23168 (umulsidi3): Likewise.
23169 (indirect_jump): Fix jump instruction assembly patterns.
23171 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23174 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23175 (nvptx_function_value): Assert non-NULL cfun.
23177 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23179 PR rtl-optimization/70886
23180 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23182 * cselib.h (rtx_equal_for_cselib_1): Declare.
23183 (rtx_equal_for_cselib_p: New inline function.
23184 * cselib.c (rtx_equal_for_cselib_p): Delete.
23185 (rtx_equal_for_cselib_1): Make public.
23187 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23189 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23190 (register_mixssei387nonimm_operand): Remove predicate.
23191 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23192 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23193 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23194 for TARGET_MIX_SSE_I387 alternatives.
23195 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23196 Disable unsupported alternatives using "enabled" attribute. Use
23197 nonimm_ssenomem_operand as operand 1 predicate. Also check
23198 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23200 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23202 * tree.c (cst_and_fits_in_hwi): Simplify.
23204 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23206 * tree.h (wi::to_wide): New function.
23207 * expr.c (expand_expr_real_1): Use wi::to_wide.
23208 * fold-const.c (int_const_binop_1): Likewise.
23209 (extract_muldiv_1): Likewise.
23211 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23213 * wide-int.h: Update offset_int and widest_int documentation.
23214 (WI_SIGNED_SHIFT_RESULT): New macro.
23215 (wi::binary_shift): Define signed_shift_result_type for
23216 shifts on offset_int- and widest_int-like types.
23217 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23218 * tree.h (int_bit_position): Use shift operators instead of wi::
23220 * alias.c (adjust_offset_for_component_ref): Likewise.
23221 * expr.c (get_inner_reference): Likewise.
23222 * fold-const.c (fold_comparison): Likewise.
23223 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23224 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23225 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23226 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23227 (stmt_kills_ref_p): Likewise.
23228 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23229 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23230 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23231 (ao_ref_init_from_vn_reference): Likewise.
23233 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23235 * wide-int.h: Update offset_int and widest_int documentation.
23236 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23237 (wi::binary_traits): Allow ordered comparisons between offset_int and
23238 offset_int, between widest_int and widest_int, and between either
23239 of these types and basic C types.
23240 (operator <, <=, >, >=): Define for the same combinations.
23241 * tree.h (tree_int_cst_lt): Use comparison operators instead
23242 of wi:: comparisons.
23243 (tree_int_cst_le): Likewise.
23244 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23245 (fold_nonarray_ctor_reference): Likewise.
23246 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23247 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23248 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23249 * tree-sra.c (completely_scalarize): Likewise.
23250 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23251 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23252 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23253 (check_for_binary_op_overflow): Likewise.
23254 (search_for_addr_array): Likewise.
23255 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23257 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23259 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23260 (arc_save_restore): Likewise.
23261 (arc_dwarf_register_span): Likewise.
23262 (arc_output_pic_addr_const): Initialize suffix variable.
23264 2016-05-02 Martin Liska <mliska@suse.cz>
23266 * symbol-summary.h (function_summary::function_summary):
23267 Remove checking assert for all cgraph nodes.
23268 (function_summary::get): Check summary_uid.
23269 (symtab_insertion): Check summary_uid.
23271 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23273 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23274 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23275 bmaskn instruction.
23276 (arc_dwarf_register_span): Remove enum keyword.
23277 (compact_memory_operand_p): New function.
23278 * config/arc/arc.h (reg_class): Add code density register classes.
23279 (REG_CLASS_NAMES): Likewise.
23280 (REG_CLASS_CONTENTS): Likewise.
23281 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23282 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23283 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23284 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23285 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23287 (h, Rcd, Rsd, Rzd): New register constraints.
23288 (T): Use compact_memory_operand_p function.
23289 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23291 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23293 * config/sh/sh.md (*negnegt, *movtt): Remove.
23295 2016-05-02 Marek Polacek <polacek@redhat.com>
23296 Tom de Vries <tom@codesourcery.com>
23298 PR tree-optimization/70700
23299 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23300 bigger than FIRST_REF_NODE.
23302 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23305 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23307 (prepare_cbranch_operands): Don't use scratch register. Assume that
23308 function is used when pseudos can be created.
23309 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23310 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23311 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23312 define_expand. Allow it only when pseudos can be created.
23313 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23315 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23317 * config/i386/constraints.md (BC): Only allow -1 operands.
23318 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23319 Add "enabled" attribute. Update XI mode attribute calculation.
23320 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23321 (*movoi_internal_avx): Update XI mode attribute calculation.
23322 (*movti_internal): Ditto.
23324 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23326 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23327 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23329 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23331 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23332 statement on instruction code. Remove trailing spaces.
23333 (altivec_expand_stv_builtin): Likewise.
23335 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23337 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23338 (TARGET_FPU_DOUBLE): Simplify.
23339 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23340 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23341 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23342 with 'TARGET_FPU_DOUBLE'.
23343 * config/sh/sh.md: Likewise.
23345 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23347 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23348 SH_DIV_STR_FOR_SIZE): Remove.
23349 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23350 SH_DIV_STR_FOR_SIZE): Remove.
23352 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23354 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23355 logical_reg_operand): Delete.
23356 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23357 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23358 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23359 match_operand and match_test.
23360 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23361 variables on their first use. Return bool values.
23362 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23363 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23364 arith_reg_operand for input operand. Remove empty constraints.
23366 (*xorsi3_compact): Rename to xorsi3.
23367 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23368 (*zero_extend<mode>si2_disp_mem): Update comment.
23371 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23373 * config/sh/t-sh: Remove SH5 support.
23374 * config.gcc: Likewise.
23375 * configure: Likewise.
23377 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23379 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23381 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23383 * config/sh/sh.c (register_sh_passes, sh_option_override,
23384 sh_print_operand, prepare_move_operands,
23385 sh_can_follow_jump): Remove TARGET_SH1 checks.
23386 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23387 PROMOTE_MODE): Likewise.
23388 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23391 2016-04-30 Alan Modra <amodra@gmail.com>
23393 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23394 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23395 Check for user regs later to avoid unnecessary looping over regs.
23396 Merge user reg check with non-saved reg check. Don't force
23397 inline VR restore when static chain used.
23398 (rs6000_frame_related): Omit eh_frame info for user regs when
23400 (fixed_regs_p): Delete.
23402 2016-04-30 Alan Modra <amodra@gmail.com>
23404 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23405 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23408 2016-04-30 Alan Modra <amodra@gmail.com>
23411 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23412 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23415 2016-04-30 Alan Modra <amodra@gmail.com>
23417 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23418 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23419 flag_pic test for Darwin.
23421 2016-04-30 Alan Modra <amodra@gmail.com>
23423 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23424 throw_calls_crossed.
23425 (REG_FREQ_CALLS_CROSSED): Delete.
23426 (REG_N_THROWING_CALLS_CROSSED): Delete.
23427 * regstat.c (regstat_bb_compute_ri): Don't calculate
23428 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23429 (dump_reg_info): Don't print call cross frequency.
23430 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23431 and REG_N_THROWING_CALLS_CROSSED.
23433 2016-04-30 Alan Modra <amodra@gmail.com>
23435 * regs.h (struct reg_info_t): Delete live_length.
23436 (REG_LIVE_LENGTH): Delete macro.
23437 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23438 local_live, local_processed and local_live_last_luid params.
23439 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23441 (regstat_compute_ri): Adjust for above. Don't set
23443 (dump_reg_info): Don't print live length.
23444 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23445 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23446 Localize loop_depth var.
23448 2016-04-30 Alan Modra <amodra@gmail.com>
23450 * ira.c (enum valid_equiv): New.
23451 (validate_equiv_mem): Return enum.
23452 (update_equiv_mem): Create replacement in more cases.
23453 (add_store_equivs): Update validate_equiv_mem call.
23455 2016-04-30 Alan Modra <amodra@gmail.com>
23457 * ira.c (combine_and_move_insns): Rather than scanning insns,
23458 use DF infrastucture to find use and def insns.
23460 2016-04-30 Alan Modra <amodra@gmail.com>
23462 ira.c (combine_and_move_insns): Move invariant conditions..
23463 (ira.c): ..to here. Call combine_and_move_insns before
23464 add_store_equivs. Call grow_reg_equivs later. Allocate
23465 req_equiv later using max_reg_num() rather than global max_regno.
23466 (contains_replace_regs): Delete.
23467 (add_store_equivs): Remove contains_replace_regs test.
23469 2016-04-30 Alan Modra <amodra@gmail.com>
23471 * ira.c (struct equiv_mem_data): New.
23472 (equiv_mem, equiv_mem_modified): Delete static vars.
23473 (validate_equiv_mem_from_store): Use "data" param to communicate..
23474 (validate_equiv_mem): ..from here.
23476 2016-04-30 Alan Modra <amodra@gmail.com>
23478 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23480 (update_reg_equivs): ..here. Move allocation and freeing of
23481 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23482 end_alias_analysis to..
23485 2016-04-30 Alan Modra <amodra@gmail.com>
23487 * ira.c (pdx_subregs): Delete.
23488 (struct equivalence): Add pdx_subregs field.
23489 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23490 pdx_subregs access.
23491 (update_equiv_regs): Don't create or free pdx_subregs. Update
23492 pdx_subregs access.
23494 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23496 * config/rs6000/altivec.h: Change definitions of vec_xl and
23498 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23499 (LD_ELEMREV_V2DI): New.
23500 (LD_ELEMREV_V4SF): New.
23501 (LD_ELEMREV_V4SI): New.
23502 (LD_ELEMREV_V8HI): New.
23503 (LD_ELEMREV_V16QI): New.
23504 (ST_ELEMREV_V2DF): New.
23505 (ST_ELEMREV_V2DI): New.
23506 (ST_ELEMREV_V4SF): New.
23507 (ST_ELEMREV_V4SI): New.
23508 (ST_ELEMREV_V8HI): New.
23509 (ST_ELEMREV_V16QI): New.
23512 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23513 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23514 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23515 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23516 (altivec_expand_builtin): Add handling for
23517 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23518 (rs6000_invalid_builtin): Add error-checking for
23519 RS6000_BTM_P9_VECTOR.
23520 (altivec_init_builtins): Define builtins used to implement vec_xl
23522 (rs6000_builtin_mask_names): Define power9-vector.
23523 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23524 (RS6000_BTM_P9_VECTOR): Define.
23525 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23526 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23527 (vsx_ld_elemrev_v2df): Likewise.
23528 (vsx_ld_elemrev_v4sf): Likewise.
23529 (vsx_ld_elemrev_v4si): Likewise.
23530 (vsx_ld_elemrev_v8hi): Likewise.
23531 (vsx_ld_elemrev_v16qi): Likewise.
23532 (vsx_st_elemrev_v2df): Likewise.
23533 (vsx_st_elemrev_v2di): Likewise.
23534 (vsx_st_elemrev_v4sf): Likewise.
23535 (vsx_st_elemrev_v4si): Likewise.
23536 (vsx_st_elemrev_v8hi): Likewise.
23537 (vsx_st_elemrev_v16qi): Likewise.
23538 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23541 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23543 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23545 (simplify_control_stmt_condition_1): ... here. Recurse into
23546 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23548 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23551 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23552 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23553 define_insn_and_split to define_insn.
23554 (zero_extendqi<mode>2_dot2): Same.
23555 (extendqi<mode>2_dot): Same.
23556 (extendqi<mode>2_dot2): Same.
23558 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23560 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23561 (probe_stack): New expander.
23562 (probe_stack_<mode>): New insn pattern.
23564 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23566 * config/i386/i386.md
23567 (operations with memory inputs setting flags peephole2):
23568 Remove uneeded REG_P checks. Cleanup pattern generation.
23570 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
23572 * tree-vect-loop.c (vect_transform_loop): Fix
23573 nb_iterations_upper_bound computation for vectorized loop.
23575 2016-04-29 Marek Polacek <polacek@redhat.com>
23576 Jakub Jelinek <jakub@redhat.com>
23579 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
23580 TARGET_EXPR_SLOT as a base.
23582 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
23584 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
23585 with 'rCm2' constraints to limit possible immediate size.
23586 (*load_zeroextendqisi_update): Likewise.
23587 (*load_signextendqisi_update): Likewise.
23588 (*loadhi_update): Likewise.
23589 (*load_zeroextendhisi_update): Likewise.
23590 (*load_signextendhisi_update): Likewise.
23591 (*loadsi_update): Likewise.
23592 (*loadsf_update): Likewise.
23594 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23596 * config/i386/predicates.md (constm1_operand): Fix comparison.
23598 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23600 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23602 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23604 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23605 remaining SH5 related settings.
23606 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23607 shmedia_prepare_call_address): Delete.
23608 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23609 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23610 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23611 UNSUPPORTED_SH2A): Remove m5 checks.
23612 (sh_divide_strategy_e): Remove SH5 division strategies.
23613 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23614 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23616 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23618 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23620 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23622 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23623 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23624 Change lder to ldr.
23625 * config/s390/vector.md ("mov<mode>"): Likewise.
23627 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23629 * config/s390/constraints.md ("U", "W"): Invoke
23630 s390_mem_constraint with "ZR" and "ZT".
23631 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23632 addresses when using LRA. Accept also short displacements for S
23633 and T constraints. Do not check for long displacement target for
23634 S and T constraints.
23635 (s390_mem_constraint): Remove handling of U and W constraints.
23636 * config/s390/s390.md (various patterns): Remove the short
23637 displacement constraints (Q and R) if a long displacement
23638 constraint is present. Add longdisp as required CPU capability.
23639 * config/s390/vector.md: Likewise.
23640 * config/s390/vx-builtins.md: Likewise.
23642 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23645 * reload1.c (reload): Call finish_spills before
23646 restarting reload loop. Skip select_reload_regs
23647 if update_eliminables_and_spill returns true.
23649 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23651 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23652 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23653 (umulhisi3_imm): Update predicates and constraint letters.
23654 (umulhisi3_reg): Declare instruction as commutative.
23655 * config/arc/constraints.md (J12, J16): New constraints.
23656 * config/arc/predicates.md (short_unsigned_const_operand): New
23658 (arc_short_operand): Likewise.
23659 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23661 2016-04-29 Richard Biener <rguenther@suse.de>
23663 PR tree-optimization/13962
23664 PR tree-optimization/65686
23665 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23666 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23667 using PTA to compare pointers.
23668 * match.pd: Add pattern for pointer equality compare simplification
23669 using ptrs_compare_unequal.
23671 2016-04-29 Richard Biener <rguenther@suse.de>
23673 * stor-layout.c (layout_type): Do not build a pointer-to-element
23676 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23678 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23679 Use SWI mode iterator. Use general_reg_operand predicate.
23680 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23681 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23684 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23686 PR middle-end/70843
23687 * fold-const.c (operand_equal_p): Don't verify hash value equality
23689 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23692 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23695 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23696 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23697 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23698 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23699 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23701 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23703 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23704 to info. Don't initialize separate fields to 0. Clean up
23707 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23709 * config/i386/i386.md (peephole2s for operations with memory inputs):
23710 Use SWI mode iterator.
23711 (peephole2s for operations with memory outputs): Ditto.
23712 Do not check for stack checking probe.
23714 (probe_stack): Remove expander.
23716 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23717 Andrew Burgess <andrew.burgess@embecosm.com>
23719 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23720 operands as 32-bits.
23722 2016-04-28 Jason Merrill <jason@redhat.com>
23724 * gdbinit.in: Skip line-map.h.
23726 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23727 Andrew Burgess <andrew.burgess@embecosm.com>
23729 * config/arc/arc.c (arc_conditional_register_usage): Take
23730 TARGET_RRQ_CLASS into account.
23731 (arc_print_operand): Support printing 'p' and 's' operands.
23732 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23734 (TARGET_RRQ_CLASS): Define.
23735 (IS_POWEROF2_OR_0_P): Define.
23736 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23738 (*tst_movb): New define_insn.
23739 (*tst): Avoid recognition if it could prevent '*tst_movb'
23740 combination; replace c/CnL with c/Chs alternative.
23741 (*tst_bitfield_tst): New define_insn.
23742 (*tst_bitfield_asr): New define_insn.
23743 (*tst_bitfield): New define_insn.
23744 (andsi3_i): Add Rrq variant.
23745 (extzv): New define_expand.
23746 (insv): New define_expand.
23747 (*insv_i): New define_insn.
23748 (*movb): New define_insn.
23749 (*movb_signed): New define_insn.
23750 (*movb_high): New define_insn.
23751 (*movb_high_signed): New define_insn.
23752 (*movb_high_signed + 1): New define_split pattern.
23753 (*mrgb): New define_insn.
23754 (*mrgb + 1): New define_peephole2 pattern.
23755 (*mrgb + 2): New define_peephole2 pattern.
23756 * config/arc/arc.opt (mbitops): New option for nps400, uses
23757 TARGET_NPS_BITOPS_DEFAULT.
23758 * config/arc/constraints.md (q): Make register class conditional.
23759 (Rrq): New register constraint.
23760 (Chs): New constraint.
23761 (Clo): New constraint.
23762 (Chi): New constraint.
23763 (Cbf): New constraint.
23764 (Cbn): New constraint.
23765 (C18): New constraint.
23766 (Cbi): New constraint.
23768 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23770 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23772 (bitmap_intersection_of_preds): Ditto.
23773 (bitmap_union_of_succs): Ditto.
23774 (bitmap_union_of_preds): Ditto.
23775 * sbitmap.c (do_popcount): Delete.
23776 (BITMAP_DEBUGGING): Delete.
23777 (sbitmap_verify_popcount): Delete.
23778 (sbitmap_alloc): Don't initialize the popcount field.
23779 (sbitmap_alloc_with_popcount): Delete.
23780 (sbitmap_resize): Don't resize the popcount array.
23781 (sbitmap_vector_alloc): Don't initialize the popcount field.
23782 (bitmap_copy): Don't copy the popcount array.
23783 (bitmap_clear): Don't clear the popcount array.
23784 (bitmap_clear): Delete the popcount array handling.
23785 (bitmap_ior_and_compl): Delete the popcount assert.
23786 (bitmap_not): Ditto.
23787 (bitmap_and_compl): Ditto.
23788 (bitmap_and): Delete the popcount array handling.
23789 (bitmap_xor): Ditto.
23790 (bitmap_ior): Ditto.
23791 (bitmap_or_and): Delete the popcount assert.
23792 (bitmap_and_or): Ditto.
23793 (popcount_table): Delete.
23794 (sbitmap_elt_popcount): Delete.
23795 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23796 (bitmap_set_bit): Delete the popcount assert.
23797 (bitmap_clear_bit): Ditto.
23798 (sbitmap_free): Don't free the popcount array.
23799 (sbitmap_alloc_with_popcount): Delete declaration.
23800 (sbitmap_popcount): Ditto.
23802 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23803 Andrew Burgess <andrew.burgess@embecosm.com>
23805 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23806 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23807 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23808 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23809 * config/arc/arc.opt (mcmem): New option.
23810 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23811 supply length for r/m alternative.
23812 (*extendqisi2_ac): Likewise.
23813 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23815 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23816 (movhi_insn): Likewise.
23817 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23818 (*zero_extendqihi2_i): Add r/Ucm alternative.
23819 (*zero_extendqisi2_ac): Likewise.
23820 (*zero_extendhisi2_i): Likewise.
23821 * config/arc/constraints.md (Uex): New memory constraint.
23822 (Ucm): New define_constraint.
23823 * config/arc/predicates.md (long_immediate_loadstore_operand):
23824 Return 0 for MEM with cmem_address address.
23825 (cmem_address_0): New predicates.
23826 (cmem_address_1): Likewise.
23827 (cmem_address_2): Likewise.
23828 (cmem_address): Likewise.
23830 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23832 * config/rs6000/rs6000.c (machine_function): Rename
23833 insn_chain_scanned_p to spe_insn_chain_scanned_p.
23834 (rs6000_stack_info): Adjust.
23836 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23837 Andrew Burgess <andrew.burgess@embecosm.com>
23839 * config/arc/constraints.md (Usd): Convert to define_constraint.
23843 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23846 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
23847 Add new peephole2 where the first insn is *mov<mode>_or instead of
23848 *mov<mode>_internal.
23850 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
23852 * tracer.c (bb_seen): Make static.
23854 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
23856 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
23857 support, setup defaults.
23858 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
23859 * config/arc/arc.c (arc_init): Add NPS400 support.
23860 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
23861 (TARGET_ARC700): NPS400 is also an ARC700.
23862 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
23864 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23867 * config/nds32/nds32.md (casesi): Don't access the operands array
23870 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23872 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
23873 (or $-1,reg peephole2): Ditto.
23874 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
23876 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23878 * doc/extend.texi (Common Function Attributes) [optimize]:
23879 Discourage use of the optimize attribute.
23881 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
23883 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
23884 special case builtin.
23885 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
23886 ALTIVEC_BUILTIN_VEC_ADDE.
23887 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
23888 support for ALTIVEC_BUILTIN_VEC_ADDE.
23889 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
23890 for __builtin_vec_adde.
23892 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23894 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
23895 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
23897 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23900 * doc/sourcebuild.texi (Effective-Target Keywords, Other
23901 attributes): Document cilkplus_runtime.
23903 2016-04-28 Martin Jambor <mjambor@suse.cz>
23905 * tree-cfg.c (verify_expr): Verify that local declarations belong to
23906 this function. Call verify_expr on MEM_REFs and bases of other
23907 handled_components.
23909 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23911 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
23912 for WORD_REGISTER_OPERATIONS to runtime check.
23914 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23916 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
23918 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23920 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
23921 big-endian compilation.
23922 * config/arc/arc.md (addf3): Likewise.
23923 (subdf3): Likewise.
23924 (muldf3): Likewise.
23926 2016-04-28 Richard Biener <rguenther@suse.de>
23928 PR tree-optimization/70840
23929 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
23930 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
23931 Mark x * pow(x,c) -> pow(x,c+1) commutative.
23932 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
23934 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23936 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
23937 and explain why in a comment.
23939 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23941 * config/arc/arc.md (cpu_facility): Add fpx variant.
23942 (subdf3): Prohibit use reverse sub when assist operations option
23944 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
23945 instructions only when FPX is enabled.
23946 * testsuite/gcc.target/arc/trsub.c: New test.
23948 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23950 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
23951 mult_operator when calculating "type" attribute.
23952 (*fop_<mode>_1_i387): Ditto.
23953 (*fop_xf_1_i387): Ditto.
23954 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
23955 Use std::swap to swap operands. Use RTL expressions to generate
23958 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23959 Joern Rennecke <joern.rennecke@embecosm.com>
23961 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
23963 (emit_pic_move): Remove.
23964 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
23965 * config/arc/arc.c (emit_pic_move): Removed.
23966 (TARGET_HAVE_TLS): Define.
23967 (arc_conditional_register_usage): Test for arc_tp_regno.
23968 (arc_print_operand, arc_print_operand_address): Handle TLS
23970 (arc_needs_pcl_p): New function.
23971 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
23972 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
23973 (arc_raw_symbolic_reference_mentioned_p): Likewise.
23974 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
23975 (arc_legitimize_tls_address): Likewise.
23976 (DTPOFF_ZERO_SYM): Define.
23977 (arc_legitimize_pic_address): Make it static, handle TLS cases.
23978 (arc_output_pic_addr_const): Print TLS unspecs.
23979 (prepare_pic_move): New function, replaces emit_pic_move.
23980 (arc_legitimate_constant_p): Handle TLS unspecs.
23981 (arc_legitimate_address_p): Likewise.
23982 (arc_rewrite_small_data_p): Use assert for TLS constants.
23983 (prepare_move_operands): Use prepare_pic_move.
23984 (arc_legitimize_address): Legitimize tls addresses.
23985 (arc_epilogue_uses): Check for arc_tp_regno.
23986 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
23987 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
23989 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
23991 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
23992 %(arc_tls_extra_start_spec).
23993 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
23994 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
23996 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
23997 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
23998 (UNSPEC_TLS_OFF): Add.
24000 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24001 (get_thread_pointersi): New patterns.
24002 * config/arc/arc.opt (mtp-regno): New option.
24003 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24004 (move_dest_operand): Likewise.
24005 * configure: Regenerate.
24006 * configure.ac: Add arc*-*-* case to test for tls.
24007 * doc/invoke.texi (ARC options): Document mtp-regno.
24009 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24011 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24012 the new ARC HS SIMD instructions.
24013 (arc_preferred_simd_mode): New function.
24014 (arc_autovectorize_vector_sizes): Likewise.
24015 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24016 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24017 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24018 (arc_init_builtins): Add new SIMD builtin types.
24019 (arc_split_move): Handle 64 bit vector moves.
24020 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24021 (TARGET_PLUS_QMACW): Define.
24022 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24023 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24024 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24025 (VSUBADD4H): New builtins.
24026 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24027 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24029 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24030 Matthias Klose <doko@debian.org>
24032 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24034 2016-04-28 Richard Biener <rguenther@suse.de>
24036 PR middle-end/70777
24037 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24040 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24042 * common/config/sh/sh-common.c: Remove SH5 support.
24043 * config/sh/constraints.md: Likewise.
24044 * config/sh/config/sh/elf.h: Likewise.
24045 * config/sh/linux.h: Likewise.
24046 * config/sh/netbsd-elf.h: Likewise.
24047 * config/sh/predicates.md: Likewise.
24048 * config/sh/sh-c.c: Likewise.
24049 * config/sh/sh-protos.h: Likewise.
24050 * config/sh/sh.c: Likewise.
24051 * config/sh/sh.h: Likewise.
24052 * config/sh/sh.md: Likewise.
24053 * config/sh/sh.opt: Likewise.
24054 * config/sh/sync.md: Likewise.
24055 * config/sh/sh64.h: Delete.
24056 * config/sh/shmedia.h: Likewise.
24057 * config/sh/shmedia.md: Likewise.
24058 * config/sh/sshmedia.h: Likewise.
24059 * config/sh/t-netbsd-sh5-64: Likewise.
24060 * config/sh/t-sh64: Likewise.
24061 * config/sh/ushmedia.h: Likewise.
24063 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24065 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24066 general_reg_operand instead of register_operand predicate.
24068 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24070 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24072 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24074 * match.pd (A - B > A, A + B < A): New transformations.
24076 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24078 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24079 which defaults to true. Emit an outer pair of parentheses only if
24080 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24081 don't emit parentheses for the right-hand operand.
24083 2016-04-27 Jeff Law <law@redhat.com>
24085 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24087 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24089 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24090 (altivec_lvx_<mode>_internal): Document.
24091 (altivec_lvx_<mode>_2op): New define_insn.
24092 (altivec_lvx_<mode>_1op): Likewise.
24093 (altivec_lvx_<mode>_2op_si): Likewise.
24094 (altivec_lvx_<mode>_1op_si): Likewise.
24095 (altivec_stvx_<mode>): Remove.
24096 (altivec_stvx_<mode>_internal): Document.
24097 (altivec_stvx_<mode>_2op): New define_insn.
24098 (altivec_stvx_<mode>_1op): Likewise.
24099 (altivec_stvx_<mode>_2op_si): Likewise.
24100 (altivec_stvx_<mode>_1op_si): Likewise.
24101 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24102 Expand vec_ld and vec_st during parsing.
24103 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24105 (altivec_expand_stvx_be): Likewise.
24106 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24107 address-masking behavior in RTL.
24108 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24109 address-masking behavior in RTL.
24110 (altivec_expand_builtin): Change builtin code arguments for calls
24111 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24112 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24113 presence of lvx/stvx patterns.
24114 (alignment_with_canonical_addr): New function.
24115 (alignment_mask): Likewise.
24116 (find_alignment_op): Likewise.
24117 (recombine_lvx_pattern): Likewise.
24118 (recombine_stvx_pattern): Likewise.
24119 (recombine_lvx_stvx_patterns): Likewise.
24120 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24121 stvx patterns from expand.
24122 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24124 (vector_altivec_store_<mode>): Likewise.
24126 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24128 * config/aarch64/aarch64.md
24129 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24130 remove the "fp" attributes.
24131 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24132 add the "simd" attributes.
24133 (*movdf_aarch64): Likewise.
24134 (*movtf_aarch64): Remove the "fp" attributes.
24135 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24136 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24138 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24140 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24141 rtx to rtx_code_label *.
24142 * rtl.h (maybe_set_first_label_num): Likewise.
24144 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24146 * df-core.c (df_add_problem): Make the problem param be const.
24147 (df_remove_problem): Make local "problem" be const.
24148 * df-problems.c (problem_RD): Make const.
24149 (problem_LR): Likewise.
24150 (problem_LIVE): Likewise.
24151 (problem_MIR): Likewise.
24152 (problem_CHAIN): Likewise.
24153 (problem_WORD_LR): Likewise.
24154 (problem_NOTE): Likewise.
24155 (problem_MD): Likewise.
24156 * df-scan.c (problem_SCAN): Likewise.
24157 * df.h (struct df_problem): Make field "dependent_problem" be
24159 (struct dataflow): Likewise for field "problem".
24160 (df_add_problem): Make param const.
24162 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24164 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24165 inter-unit moves to/from vector registers are enabled. Do not disable
24168 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24170 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24171 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24173 (enum df_problem_id): ...this new enum.
24174 (struct df_problem): Convert field "id" from "int" to
24175 enum df_problem_id.
24177 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24179 * rtl.def: Update comment for "things in the instruction chain" to
24180 reflect the removal of the leading "i" field for INSN_UID in
24181 r210360. Fix bogus apostrophe.
24183 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24185 * config/i386/i386.md
24186 (lea arith with mem operand + setcc peephole2): Set operator mode.
24188 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24191 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24192 (dimode_scalar_to_vector_candidate_p): This.
24193 (timode_scalar_to_vector_candidate_p): New function.
24194 (scalar_to_vector_candidate_p): Likewise.
24195 (timode_check_non_convertible_regs): Likewise.
24196 (timode_remove_non_convertible_regs): Likewise.
24197 (remove_non_convertible_regs): Likewise.
24198 (remove_non_convertible_regs): Renamed to ...
24199 (dimode_remove_non_convertible_regs): This.
24200 (scalar_chain::~scalar_chain): Make it virtual.
24201 (scalar_chain::compute_convert_gain): Make it pure virtual.
24202 (scalar_chain::mark_dual_mode_def): Likewise.
24203 (scalar_chain::convert_insn): Likewise.
24204 (scalar_chain::convert_registers): Likewise.
24205 (scalar_chain::add_to_queue): Make it protected.
24206 (scalar_chain::emit_conversion_insns): Likewise.
24207 (scalar_chain::replace_with_subreg): Likewise.
24208 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24209 (scalar_chain::convert_op): Likewise.
24210 (scalar_chain::convert_reg): Likewise.
24211 (scalar_chain::make_vector_copies): Likewise.
24212 (scalar_chain::convert_registers): New pure virtual function.
24213 (class dimode_scalar_chain): New class.
24214 (class timode_scalar_chain): Likewise.
24215 (scalar_chain::mark_dual_mode_def): Renamed to ...
24216 (dimode_scalar_chain::mark_dual_mode_def): This.
24217 (timode_scalar_chain::mark_dual_mode_def): New function.
24218 (timode_scalar_chain::convert_insn): Likewise.
24219 (dimode_scalar_chain::convert_registers): Likewise.
24220 (scalar_chain::compute_convert_gain): Renamed to ...
24221 (dimode_scalar_chain::compute_convert_gain): This.
24222 (scalar_chain::replace_with_subreg): Renamed to ...
24223 (dimode_scalar_chain::replace_with_subreg): This.
24224 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24225 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24226 (scalar_chain::make_vector_copies): Renamed to ...
24227 (dimode_scalar_chain::make_vector_copies): This.
24228 (scalar_chain::convert_reg): Renamed to ...
24229 (dimode_scalar_chain::convert_reg ): This.
24230 (scalar_chain::convert_op): Renamed to ...
24231 (dimode_scalar_chain::convert_op): This.
24232 (scalar_chain::convert_insn): Renamed to ...
24233 (dimode_scalar_chain::convert_insn): This.
24234 (scalar_chain::convert): Call convert_registers.
24235 (convert_scalars_to_vector): Change to scalar_chain pointer to
24236 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24237 in 32-bit mode. Delete scalar_chain pointer. Call
24238 free_dominance_info in 64-bit mode.
24239 (pass_stv::gate): Remove TARGET_64BIT check.
24240 (ix86_option_override): Put the 64-bit STV pass before the CSE
24243 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24245 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24246 dw_loc_frame_offset field.
24247 * dwarf2out.c (new_loc_descr): Likewise.
24248 (resolve_args_picking_1): Turn the VISITED hash set into a
24249 FRAME_OFFSET hash map. Use it to associate a frame offset to
24250 visited nodes. Remove uses of the CHECKING_P macro.
24251 (resolve_args_picking): Update call to resolve_args_picking_1.
24253 2016-04-27 Martin Liska <mliska@suse.cz>
24255 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24256 (free_loop_data): Release vuses of groups.
24258 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24260 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24261 instead of redundant use_id and boolean have_use_for.
24262 (struct iv_use): Change sub_id into group_id. Remove field next.
24263 Move fields: related_cands, n_map_members, cost_map and selected
24265 (struct iv_group): ... here. New structure.
24266 (struct iv_common_cand): Use structure declaration directly.
24267 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24268 (MAX_CONSIDERED_USES): Rename macro to ...
24269 (MAX_CONSIDERED_GROUPS): ... here.
24270 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24271 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24272 (dump_uses): Rename to ...
24273 (dump_groups): ... here. Update all uses.
24274 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24275 (find_induction_variables): Refactor format of dump information.
24276 (record_sub_use): Delete.
24277 (record_use): Update all uses.
24278 (record_group): New function.
24279 (record_group_use, find_interesting_uses_op): Call above functions.
24281 (find_interesting_uses_cond): Ditto.
24282 (group_compare_offset): New function.
24283 (split_all_small_groups): Rename to ...
24284 (split_small_address_groups_p): ... here. Update all uses.
24285 (split_address_groups): Update all uses.
24286 (find_interesting_uses): Refactor format of dump information.
24287 (add_candidate_1): Update all uses. Remove redundant check on iv,
24289 (add_candidate, record_common_cand): Remove redundant assert.
24290 (add_iv_candidate_for_biv): Update use.
24291 (add_iv_candidate_derived_from_uses): Update all uses.
24292 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24293 (alloc_use_cost_map): Ditto.
24294 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24295 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24296 (determine_use_iv_cost_generic): Ditto.
24297 (determine_group_iv_cost_generic): Ditto.
24298 (determine_use_iv_cost_address): Ditto.
24299 (determine_group_iv_cost_address): Ditto.
24300 (determine_use_iv_cost_condition): Ditto.
24301 (determine_group_iv_cost_cond): Ditto.
24302 (determine_use_iv_cost): Ditto.
24303 (determine_group_iv_cost): Ditto.
24304 (set_autoinc_for_original_candidates): Update all uses.
24305 (find_iv_candidates): Update all uses. Refactor dump information.
24306 (determine_use_iv_costs): Ditto.
24307 (determine_iv_costs): Ditto.
24308 (iv_ca_cand_for_use): Rename to ...
24309 (iv_ca_cand_for_group): ... here. Update all uses.
24310 (iv_ca_add_use, iv_ca_add_group): Ditto.
24311 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24312 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24313 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24314 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24315 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24316 (create_new_iv, adjust_iv_update_pos): Ditto.
24317 (rewrite_use_address): Delete.
24318 (rewrite_use_address_1): Rename to ...
24319 (rewrite_use_address): ... here.
24320 (rewrite_use_compare): Update all uses.
24321 (rewrite_use): Delete.
24322 (rewrite_uses): Rename to ...
24323 (rewrite_groups): ... here. Update all uses.
24324 (remove_unused_ivs, free_loop_data): Update all uses.
24325 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24327 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24329 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24330 for WORD_REGISTER_OPERATIONS to runtime check.
24332 2016-04-27 Richard Biener <rguenther@suse.de>
24335 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24336 aggregate_value_p to determine if a function result is
24337 returned by reference.
24338 (ipa_pta_execute): Functions having their address taken are
24339 not automatically nonlocal.
24341 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24344 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24345 * fold-const.c (operand_equal_p): If flag_checking and
24346 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24347 and if it returns non-zero, assert iterative_hash_expr on both
24350 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24352 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24354 2016-04-27 Nick Clifton <nickc@redhat.com>
24356 PR middle-end/49889
24357 * varasm.c (merge_weak): Generate an error if an attempt is made
24358 to convert a non-weak static function into a weak, public function.
24360 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24362 * params.def (MAX_PARTITION_SIZE): New param.
24363 * doc/invoke.texi: Document lto-max-partition.
24365 2016-04-27 Richard Biener <rguenther@suse.de>
24368 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24369 function cummulating used_from_other_partition, externally_visible
24370 and force_output from aliases.
24371 (refered_from_nonlocal_var): Likewise.
24372 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24373 node flags properly.
24375 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24377 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24378 (-Wmemset-elt-size): New item.
24380 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24383 * stor-layout.h (internal_reference_types): Delete.
24384 * stor-layout.c (reference_types_internal): Likewise.
24385 (internal_reference_types): Likewise.
24386 (layout_type) <REFERENCE_TYPE>: Adjust.
24388 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24391 * tree.h (inchash::add_expr): Add FLAGS argument.
24392 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24393 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24394 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24395 Formatting fix. Adjust recursive calls. For tcc_comparison,
24396 if swap_tree_comparison (code) is smaller than code, hash that
24397 and arguments in the other order. Hash CONVERT_EXPR the same
24398 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24399 of ADDR_EXPR of decl as the decl itself. Add or remove
24400 OEP_ADDRESS_OF from recursive flags as needed. For
24401 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24402 operands commutatively and only the third one normally.
24403 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24405 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24407 * config/rtems.h (LIB_SPEC): Add -latomic.
24409 2016-04-27 Joel Sherrill <joel@rtems.org>
24411 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24412 xilink.ld and flags not relevant to RTEMS.
24414 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24416 * toplev.c (backend_init_target): Avoid calling init_reload when using
24419 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24421 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24422 for loops rather than one for the whole function.
24424 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24426 * match.pd (X + CST CMP X): New transformation.
24428 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24430 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24431 * fold-const.c (fold_binary_loc): Remove 2 transformations
24432 superseded by match.pd.
24433 * match.pd (x+x -> x*2): Generalize to integers.
24435 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24437 * config/i386/i386.md (operation on memory peephole): Duplicate an
24438 existing peephole and adapt it to match lea rather than an operation
24441 PR rtl-optimization/57193
24442 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24444 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24446 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24448 * tree-if-conv.c (any_pred_load_store): New static variable.
24449 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24450 any_pred_load_store instead of and_mask_load_store.
24451 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24452 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24453 (combine_blocks, tree_if_conversion): Ditto.
24455 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24457 PR tree-optimization/70771
24458 PR tree-optimization/70775
24459 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24460 virtual PHI nodes. Delete parameter.
24461 (if_convertible_loop_p_1): Delete argument to above function.
24462 (predicate_all_scalar_phis): Delete code handling single-argument
24464 (tree_if_conversion): Mark and update virtual SSA.
24466 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24469 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24470 (x86_elf_aligned_common): Rename to ...
24471 (x86_elf_aligned_decl_common): ... this.
24472 Add decl arg. Switch to .lbss for largecomm object. Use
24473 LARGECOMM_SECTION_ASM_OP.
24474 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24476 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24477 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24479 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24480 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24482 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24485 * config/i386/i386.c (SECTION_LARGE): Define.
24486 (x86_64_elf_select_section): Set it for large data/bss sections.
24487 Only clear SECTION_WRITE for .lrodata.
24488 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24490 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24491 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24492 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24494 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24495 * doc/tm.texi: Regenerate.
24497 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24500 * configure.ac (--enable-checking): Document extra flag, for
24501 non-release builds default to --enable-checking=yes,extra.
24502 If misc checking and extra checking, define CHECKING_P to 2 instead
24504 * common.opt (fchecking=): Add.
24505 * doc/invoke.texi (-fchecking=): Document.
24506 * doc/install.texi: Document --enable-checking changes.
24507 * configure: Regenerated.
24508 * config.in: Regenerated.
24510 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24512 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24513 attribute instead of which_alternative.
24514 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24515 Use EXT_REX_SSE_REG_P where appropriate.
24517 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24519 * config/i386/predicates.md (const0_operand): Do not match
24520 const_wide_int code.
24521 (const1_operand): Ditto.
24523 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24525 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24526 for SSE constm1 operands and TARGET_AVX512VL.
24527 (*movti_internal): Ditto.
24528 (*mov<mode>_or): Use constm1_operand predicate.
24529 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24530 for SSE vector_all_ones operands and TARGET_AVX512VL.
24531 * config/i386/predicates.md (constm1_operand): New predicate.
24532 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24533 emission of constant -1 load.
24535 2016-04-25 Jason Merrill <jason@redhat.com>
24537 * gdbinit.in: Skip is-a.h.
24539 * attribs.c (register_scoped_attributes): Fix logic.
24540 * attribs.h: Declare register_scoped_attributes.
24542 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24544 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24545 stxvd2x and stxvw4x built-in functions.
24547 2016-04-25 DJ Delorie <dj@redhat.com>
24549 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24550 (ashrhi3): Likewise.
24551 (lshrhi3): Likewise.
24553 2016-04-25 Richard Biener <rguenther@suse.de>
24555 PR tree-optimization/70780
24556 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24557 wasn't visited yet.
24558 (compute_antic): Mark blocks with abnormal preds as visited as
24559 they have a final empty antic-in solution already.
24561 2016-04-25 Michael Collison <michael.collison@linaro.org>
24563 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24565 2016-04-25 Michael Collison <michael.collison@linaro.org>
24567 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
24568 mode is VQI to improve mixed mode vectorization.
24569 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
24570 define_insn to match low half of signed vaddw.
24571 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
24572 define_insn to match high half of signed vaddw.
24573 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
24574 define_insn to match low half of unsigned vaddw.
24575 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
24576 define_insn to match high half of unsigned vaddw.
24577 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
24578 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24579 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
24581 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24582 * config/arm/predicates.md (vect_par_constant_high): Support
24583 big endian and simplify by calling
24584 arm_simd_check_vect_par_cnst_half
24585 (vect_par_constant_low): Likewise.
24587 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24589 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
24590 predicate for operand 2.
24592 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24593 H.J. Lu <hongjiu.lu@intel.com>
24595 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24596 machine_mode argument.
24597 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24598 constm1_rtx operands. For VOIDmode constants, get mode from
24599 pred_mode. Check mode size if the mode is supported by ABI.
24600 (standard_sse_constant_opcode): Do not use standard_constant_p.
24601 Strictly check ABI support for all-ones operands.
24602 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24603 immediates. Update calls to standard_sse_constant_p.
24604 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24605 (ix86_rtx_costs): Ditto.
24606 * config/i386/i386.md (*movxi_internal_avx512f): Use
24607 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24608 Use (v,BC) alternative instead of (v,C). Use register_operand
24609 checks instead of MEM_P.
24610 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24611 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24612 isa attribute. Use register_operand checks instead of MEM_P.
24613 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24614 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24615 alternative and corresponding sse2 isa attribute.
24616 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24617 to standard_sse_constant_p.
24618 (FP constant splitters): Ditto.
24619 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24621 * config/i386/predicates.md (constm1_operand): Remove.
24622 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24623 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24624 vector_all_ones_operand instead of constm1_operand.
24626 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24628 * print-rtl.c (print_rtx_insn_vec): New function.
24629 * print-rtl.h: New prototype.
24630 * store-motion.c (struct st_expr): Make avail_stores a vector.
24631 (st_expr_entry): Adjust.
24632 (free_st_expr_entry): Likewise.
24633 (print_store_motion_mems): Likewise.
24634 (find_moveable_store): Likewise.
24635 (compute_store_table): Likewise.
24636 (delete_store): Likewise.
24637 (build_store_vectors): Likewise.
24639 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24641 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24643 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24645 * vec.h (vec_safe_contains): New function.
24646 (vec::contains): Likewise.
24647 (vec::begin): Likewise.
24648 (vec::end): Likewise.
24650 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24653 * cfgexpand.c (expand_stack_vars): Fix typo.
24655 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24657 * system.h (list, map, set, vector): Include conditionally.
24658 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24659 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24660 * ipa-icf.c (INCLUDE_LIST): Define.
24661 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24662 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24663 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24664 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24665 * cp/logic.cc (INCLUDE_LIST): Define.
24666 * fortran/trans-common.c (INCLUDE_MAP): Define.
24668 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24670 * auto-profile.c: Remove <string.h> include.
24671 * ipa-icf-gimple.c: Remove <list> include.
24672 * diagnostic.c: Remove <new> include.
24673 * genmatch.c: Likewise.
24674 * pretty-print.c: Likewise.
24675 * toplev.c: Likewise
24676 * c/c-objc-common.c: Likewise.
24677 * cp/error.c: Likewise.
24678 * fortran/error.c: Likewise.
24680 2016-04-22 Richard Biener <rguenther@suse.de>
24682 * lto-streamer-in.c (input_ssa_names): Do not allocate
24683 GIMPLE_NOP for all SSA names.
24684 * lto-streamer-out.c (output_ssa_names): Do not output
24685 SSA names that should have been released.
24687 2016-04-22 Richard Biener <rguenther@suse.de>
24689 PR tree-optimization/70740
24690 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24693 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24696 * config/i386/predicates.md (call_insn_operand): Replace
24697 sibcall_memory_operand with memory_operand.
24699 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24701 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24702 has_single_use() tests.
24703 (register_edge_assert_for_1): Likewise.
24704 (find_assert_locations_1): Check the liveness bitmap instead of
24705 checking has_single_use().
24707 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24710 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24711 Extract AVX-512BW constraint from AVX.
24713 2016-04-21 Richard Biener <rguenther@suse.de>
24715 PR tree-optimization/70725
24716 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24717 for phi_convertible_by_degenerating_args.
24718 (predicate_all_scalar_phis): Handle single-argument PHIs.
24720 2016-04-21 Richard Biener <rguenther@suse.de>
24722 PR middle-end/70747
24723 * fold-const.c (fold_comparison): Return properly typed
24726 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24728 PR tree-optimization/70715
24729 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24730 after expanding BASE using expand_simple_operations.
24732 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24734 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24735 New transformations.
24737 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24739 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24741 2016-04-20 Jan Hubicka <jh@suse.cz>
24743 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24744 ultiimate_alias_target.
24745 (update_callee_keys): Likewise.
24746 (lookup_recursive_calls): Likewise.
24747 (speculation_useful_p): Likewise.
24749 2016-04-20 Jan Hubicka <jh@suse.cz>
24752 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24753 (set_nothrow_flag_1): ... this; handle interposition correctly;
24754 recurse on aliases and thunks.
24755 (cgraph_node::set_nothrow_flag): New.
24756 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24757 functions compiled with non-call exceptions that binds to current
24759 (propagate_nothrow): Be safe WRT interposition.
24760 * cgraph.h (set_nothrow_flag): Update prototype.
24762 2016-04-18 Jan Hubicka <jh@suse.cz>
24764 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24765 max_loop_iterations_int.
24766 (tree_unswitch_outer_loop): Likewise.
24768 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24770 PR tree-optimization/69489
24771 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24772 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24773 Revise dump message.
24774 (if_convertible_bb_p): Remove check on edge count of basic block's
24777 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24779 PR tree-optimization/56625
24780 PR tree-optimization/69489
24781 * tree-data-ref.h (DR_INNERMOST): New macro.
24782 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24783 hashing struct innermost_loop_behavior.
24784 (ref_DR_map): Remove.
24785 (innermost_DR_map): New map.
24786 (baseref_DR_map): Revise comment.
24787 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24788 to innermost_DR_map accroding to its innermost loop behavior.
24789 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24790 to its innermost loop behavior.
24791 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24792 Add initialization for innermost_DR_map. Record memory reference
24793 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24794 have innermost loop behavior.
24795 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24798 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24800 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24801 *lea_general_1. Use explicit SWI12 mode interator.
24802 (*lea<mode>_general_2): Rename from *lea_general_2.
24803 Use explicit SWI12 mode interator.
24804 (*lea<mode>_general_3): Rename from *lea_general_3.
24805 Use explicit SWI12 mode interator.
24806 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24807 Use explicit SWI12 mode interator.
24808 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24809 Use explicit SWI48 mode interator.
24811 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24813 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24814 Short-cut unaligned load and store cases. Handle all integer
24816 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24817 and store cases. Call ix86_avx256_split_vector_move_misalign
24818 directly without checking mode class.
24820 2016-04-20 Andrew Pinski <apinski@cavium.com>
24821 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24824 * config/aarch64/aarch64.md (sibcall): Force call
24825 address to be DImode for ILP32.
24826 (sibcall_value): Likewise.
24828 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24830 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
24832 2016-04-20 Richard Biener <rguenther@suse.de>
24834 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
24835 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
24836 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
24837 (maybe_push_res_to_seq): Adjust.
24838 * gimple-fold.c (maybe_build_generic_op): Likewise.
24840 2016-04-20 Marek Polacek <polacek@redhat.com>
24842 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
24845 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
24847 * config/i386/sse.md (vec_unpacks_lo_hi): Always
24848 use kmovw to support AVX512F target.
24850 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24852 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
24854 2016-04-20 Marek Polacek <polacek@redhat.com>
24856 PR tree-optimization/70725
24857 * tree-if-conv.c (is_false_predicate): New function.
24858 (predicate_mem_writes): Use it.
24860 2016-04-20 Richard Biener <rguenther@suse.de>
24862 PR tree-optimization/70726
24863 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
24864 shift amounts from a pattern stmt operand.
24866 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24869 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
24870 stack_restore_from_fpr pattern when restoring r15.
24871 (s390_optimize_prologue): Strip away the memory barrier in the
24872 parallel when trying to get rid of restore insns.
24873 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
24874 definition for loading the stack pointer from an FPR. Compared to
24875 the normal move insn this pattern includes a full memory barrier.
24877 2016-04-19 Jakub Jelinek <jakub@redhat.com>
24879 PR middle-end/70680
24880 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
24881 implicitly linear or lastprivate iterator on the outer context.
24883 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24885 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
24887 * config/i386/i386.md (ssememalign): Removed.
24888 * config/i386/sse.md: Remove ssememalign attribute from patterns.
24890 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24893 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
24894 const short * to __builtin_ia32_loaddquhi512_mask.
24895 (_mm512_maskz_loadu_epi16): Likewise.
24896 (_mm512_mask_storeu_epi16): Pass short * to
24897 __builtin_ia32_storedquhi512_mask.
24898 (_mm512_mask_loadu_epi8): Pass const char * to
24899 __builtin_ia32_loaddquqi512_mask.
24900 (_mm512_maskz_loadu_epi8): Likewise.
24901 (_mm512_mask_storeu_epi8): Pass char * to
24902 __builtin_ia32_storedquqi512_mask.
24903 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
24904 const double * to __builtin_ia32_loadupd512_mask.
24905 (_mm512_mask_loadu_pd): Likewise.
24906 (_mm512_maskz_loadu_pd): Likewise.
24907 (_mm512_storeu_pd): Pass double * to
24908 __builtin_ia32_storeupd512_mask.
24909 (_mm512_mask_storeu_pd): Likewise.
24910 (_mm512_loadu_ps): Pass const float * to
24911 __builtin_ia32_loadups512_mask.
24912 (_mm512_mask_loadu_ps): Likewise.
24913 (_mm512_maskz_loadu_ps): Likewise.
24914 (_mm512_storeu_ps): Pass float * to
24915 __builtin_ia32_storeups512_mask.
24916 (_mm512_mask_storeu_ps): Likewise.
24917 (_mm512_mask_loadu_epi64): Pass const long long * to
24918 __builtin_ia32_loaddqudi512_mask.
24919 (_mm512_maskz_loadu_epi64): Likewise.
24920 (_mm512_mask_storeu_epi64): Pass long long *
24921 to __builtin_ia32_storedqudi512_mask.
24922 (_mm512_loadu_si512): Pass const int * to
24923 __builtin_ia32_loaddqusi512_mask.
24924 (_mm512_mask_loadu_epi32): Likewise.
24925 (_mm512_maskz_loadu_epi32): Likewise.
24926 (_mm512_storeu_si512): Pass int * to
24927 __builtin_ia32_storedqusi512_mask.
24928 (_mm512_mask_storeu_epi32): Likewise.
24929 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
24930 char * to __builtin_ia32_storedquqi256_mask.
24931 (_mm_mask_storeu_epi8): Likewise.
24932 (_mm256_mask_loadu_epi16): Pass const short * to
24933 __builtin_ia32_loaddquhi256_mask.
24934 (_mm256_maskz_loadu_epi16): Likewise.
24935 (_mm_mask_loadu_epi16): Pass const short * to
24936 __builtin_ia32_loaddquhi128_mask.
24937 (_mm_maskz_loadu_epi16): Likewise.
24938 (_mm256_mask_loadu_epi8): Pass const char * to
24939 __builtin_ia32_loaddquqi256_mask.
24940 (_mm256_maskz_loadu_epi8): Likewise.
24941 (_mm_mask_loadu_epi8): Pass const char * to
24942 __builtin_ia32_loaddquqi128_mask.
24943 (_mm_maskz_loadu_epi8): Likewise.
24944 (_mm256_mask_storeu_epi16): Pass short * to.
24945 __builtin_ia32_storedquhi256_mask.
24946 (_mm_mask_storeu_epi16): Pass short * to.
24947 __builtin_ia32_storedquhi128_mask.
24948 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
24949 const double * to __builtin_ia32_loadupd256_mask.
24950 (_mm256_maskz_loadu_pd): Likewise.
24951 (_mm_mask_loadu_pd): Pass onst double * to
24952 __builtin_ia32_loadupd128_mask.
24953 (_mm_maskz_loadu_pd): Likewise.
24954 (_mm256_mask_storeu_pd): Pass double * to
24955 __builtin_ia32_storeupd256_mask.
24956 (_mm_mask_storeu_pd): Pass double * to
24957 __builtin_ia32_storeupd128_mask.
24958 (_mm256_mask_loadu_ps): Pass const float * to
24959 __builtin_ia32_loadups256_mask.
24960 (_mm256_maskz_loadu_ps): Likewise.
24961 (_mm_mask_loadu_ps): Pass const float * to
24962 __builtin_ia32_loadups128_mask.
24963 (_mm_maskz_loadu_ps): Likewise.
24964 (_mm256_mask_storeu_ps): Pass float * to
24965 __builtin_ia32_storeups256_mask.
24966 (_mm_mask_storeu_ps): ass float * to
24967 __builtin_ia32_storeups128_mask.
24968 (_mm256_mask_loadu_epi64): Pass const long long * to
24969 __builtin_ia32_loaddqudi256_mask.
24970 (_mm256_maskz_loadu_epi64): Likewise.
24971 (_mm_mask_loadu_epi64): Pass const long long * to
24972 __builtin_ia32_loaddqudi128_mask.
24973 (_mm_maskz_loadu_epi64): Likewise.
24974 (_mm256_mask_storeu_epi64): Pass long long * to
24975 __builtin_ia32_storedqudi256_mask.
24976 (_mm_mask_storeu_epi64): Pass long long * to
24977 __builtin_ia32_storedqudi128_mask.
24978 (_mm256_mask_loadu_epi32): Pass const int * to
24979 __builtin_ia32_loaddqusi256_mask.
24980 (_mm256_maskz_loadu_epi32): Likewise.
24981 (_mm_mask_loadu_epi32): Pass const int * to
24982 __builtin_ia32_loaddqusi128_mask.
24983 (_mm_maskz_loadu_epi32): Likewise.
24984 (_mm256_mask_storeu_epi32): Pass int * to
24985 __builtin_ia32_storedqusi256_mask.
24986 (_mm_mask_storeu_epi32): Pass int * to
24987 __builtin_ia32_storedqusi128_mask.
24988 * config/i386/i386-builtin-types.def (PCSHORT): New.
24989 (PINT64): Likewise.
24990 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
24991 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
24992 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
24993 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
24994 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
24995 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
24996 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
24997 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
24998 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
24999 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25000 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25001 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25002 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25003 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25004 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25005 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25006 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25007 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25008 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25009 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25010 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25011 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25012 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25013 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25014 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25015 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25016 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25017 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25018 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25019 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25020 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25021 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25022 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25023 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25024 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25025 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25026 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25027 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25028 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25029 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25030 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25031 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25032 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25033 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25034 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25035 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25036 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25037 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25038 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25040 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25041 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25043 (ix86_expand_vector_move_misalign): Likewise.
25044 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25045 to scalar function prototype for unaligned load/store builtins.
25046 (ix86_expand_special_args_builtin): Updated.
25047 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25048 (UNSPEC_STOREU): Likewise.
25049 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25050 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25051 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25052 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25053 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25054 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25055 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25056 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25057 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25058 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25059 (<avx512>_storedqu<mode>_mask): Likewise.
25060 (*sse4_2_pcmpestr_unaligned): Likewise.
25061 (*sse4_2_pcmpistr_unaligned): Likewise.
25062 (*mov<mode>_internal): Renamed to ...
25063 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25064 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25065 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25066 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25068 2016-04-19 Richard Biener <rguenther@suse.de>
25070 PR tree-optimization/70171
25071 * tree-ssa-phiprop.c: Include stor-layout.h.
25072 (phiprop_insert_phi): Handle the aggregate copy case.
25073 (propagate_with_phi): Likewise.
25075 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25077 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25078 instead of simplify_gen_subreg (... , 0).
25079 (ix86_delegitimize_address): Ditto.
25080 (ix86_split_divmod): Ditto.
25081 (ix86_split_copysign_const): Ditto.
25082 (ix86_split_copysign_var): Ditto.
25083 (ix86_expand_args_builtin): Ditto.
25084 (ix86_expand_round_builtin): Ditto.
25085 (ix86_expand_special_args_builtin): Ditto.
25086 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25087 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25088 (udivmodqi4): Ditto.
25089 (absneg splitters): Ditto.
25090 (*jcc_bt<mode>_1): Ditto.
25092 2016-04-19 Richard Biener <rguenther@suse.de>
25094 PR tree-optimization/70724
25095 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25096 restoring out from ...
25097 (free_scc_vn): ... here.
25098 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25099 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25101 (pass_fre::execute): Restore SSA info.
25103 2016-04-19 Richard Biener <rguenther@suse.de>
25105 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25106 * gimple-walk.c (walk_gimple_op): Initialize it.
25107 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25108 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25109 remapping SSA names of defs.
25110 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25113 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25115 PR middle-end/70689
25116 * lra-constraints.c (equiv_substition_p): New.
25117 (process_alt_operands): Use it.
25118 (swap_operands): Swap it.
25119 (curr_insn_transform): Update it.
25121 2016-04-18 Michael Matz <matz@suse.de>
25123 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25124 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25125 * tree-core.h (tree_type_common.align): Use bit-field.
25126 (tree_type_common.spare): New.
25127 (tree_decl_common.off_align): Make smaller.
25128 (tree_decl_common.align): Use bit-field.
25130 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25131 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25132 (scan_sharing_clauses): Ditto.
25133 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25134 (omp_finish_file): Ditto.
25135 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25136 (layout_decl): Ditto.
25137 (relayout_decl): Ditto.
25138 (finalize_record_size): Use SET_TYPE_ALIGN.
25139 (finalize_type_size): Ditto.
25140 (finish_builtin_struct): Ditto.
25141 (layout_type): Ditto.
25142 (initialize_sizetypes): Ditto.
25143 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25144 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25145 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25146 (get_chain_field): Ditto.
25147 (get_trampoline_type): Ditto.
25148 (get_nl_goto_field): Ditto.
25149 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25151 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25152 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25153 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25154 (build_qualified_type): Use SET_TYPE_ALIGN.
25155 (build_aligned_type, build_range_type_1): Ditto.
25156 (build_atomic_base): Ditto.
25157 (build_common_tree_nodes): Ditto.
25158 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25159 (expand_one_stack_var_at): Ditto.
25160 * coverage.c (build_var): Use SET_DECL_ALIGN.
25161 * except.c (init_eh): Ditto.
25162 * function.c (assign_parm_setup_block): Ditto.
25163 * symtab.c (increase_alignment_1): Ditto.
25164 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25165 * tree-vect-stmts.c (ensure_base_align): Ditto.
25166 * varasm.c (align_variable): Ditto.
25167 (assemble_variable): Ditto.
25168 (build_constant_desc): Ditto.
25169 (output_constant_def_contents): Ditto.
25171 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25172 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25173 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25174 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25175 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25177 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25180 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25181 replace %vmovsd with "%vmovq".
25182 (vec_concatv2df): Likewise.
25184 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25186 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25187 (*vec_extractv2si_0): Ditto.
25188 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25189 (zero_extended_scalar_load_operand splitters): Ditto.
25190 (vec_extract splitters): Ditto.
25191 (*vec_extractv4si_0_zext): Ditto.
25192 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25193 and lowpart_subreg.
25194 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25195 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25196 (*sse4_1_extractps): Use lowpart_subreg.
25197 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25199 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25201 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25203 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25204 Mention Solaris 11 packaging changes.
25205 Update gas and gld requirements.
25206 Remove reference to pre-Solaris 10 bug.
25207 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25209 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25212 2016-04-17 Jan Hubicka <jh@suse.cz>
25214 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25215 max_loop_iterations_int.
25217 2016-04-18 Richard Biener <rguenther@suse.de>
25219 PR tree-optimization/43434
25220 * tree-ssa-structalias.c (struct vls_data): New.
25221 (visit_loadstore): Handle all pointer-based accesses.
25222 (compute_dependence_clique): Compute a bitmap of restrict tags
25223 assigned bases and pass it to visit_loadstore.
25225 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25228 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25229 armv8.1-a and armv8.1-a+crc.
25231 2016-04-18 Richard Biener <rguenther@suse.de>
25233 PR tree-optimization/70701
25234 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25235 references after translating through a memcpy.
25237 2016-04-18 Richard Biener <rguenther@suse.de>
25239 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25240 (compute_antic): ... here. For partial antic use regular
25241 postorder and scrap iteration.
25242 (compute_partial_antic_aux): Remove unused return value.
25243 (init_pre): Do not allocate postorder.
25244 (fini_pre): Do not free postorder.
25246 2016-04-18 Richard Biener <rguenther@suse.de>
25248 PR middle-end/37870
25249 * expmed.c (extract_bit_field_1): Remove broken case
25250 using a wider MODE_INT mode.
25252 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25254 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25255 unless compiling with at least GCC-4.8.
25257 2016-04-17 Jan Hubicka <jh@suse.cz>
25260 * graphite.c (graphite_finalize): Update call to
25261 tree_estimate_probability.
25262 * predict.h (tree_estimate_probability): Update prototype.
25264 2016-04-17 Jan Hubicka <jh@suse.cz>
25266 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25267 (tree_estimate_probability): Likewise.
25268 (pass_profile::execute): Update.
25269 (report_predictor_hitrates): New function.
25270 * profile.c (compute_branch_probabilities): Use it.
25271 * predict.h (report_predictor_hitrates): Declare.
25273 2016-04-17 Jan Hubicka <jh@suse.cz>
25276 * cgraph.h (cgraph_node::set_const_flag,
25277 cgraph_node::set_pure_flag): Update prototype to return bool;
25279 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25280 of interposable symbol are interposable, too.
25281 (cgraph_set_const_flag_1): Rename to ...
25282 (set_const_flag_1): ... this one; change to self recursive function
25283 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25284 clearnig the flag in all variants and also virtual thunks of const
25285 functions are pure; track if any change was done.
25286 (cgraph_node::set_const_flag): Update.
25287 (struct set_pure_flag_info): New struct.
25288 (cgraph_set_pure_flag_1): Rename to ...
25289 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25290 rather than pointer encoded flags; track if any changes was done;
25291 handle correctly clearning flag and setting flag of aliases already
25293 (cgraph_node::set_pure_flag): Update.
25294 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25296 2016-04-17 Tom de Vries <tom@codesourcery.com>
25299 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25300 backslash in label.
25302 2016-04-17 Tom de Vries <tom@codesourcery.com>
25304 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25305 '{}<> ' as escape-for-record.
25307 2016-04-17 Tom de Vries <tom@codesourcery.com>
25309 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25312 2016-04-17 Tom de Vries <tom@codesourcery.com>
25315 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25316 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25317 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25318 * passes.c (finish_optimization_passes): Only call
25319 finish_graph_dump_file if dfi->graph_dump_initialized.
25320 (execute_function_dump, pass_init_dump_file): Use
25321 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25323 2016-04-17 Tom de Vries <tom@codesourcery.com>
25325 PR tree-optimization/70256
25326 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25327 (debug_varmap): New function.
25329 2016-04-17 Tom de Vries <tom@codesourcery.com>
25332 * passes.c (pass_manager::register_pass): Propagate pflags.
25334 2016-04-17 Tom de Vries <tom@codesourcery.com>
25337 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25338 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25339 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25340 check if it's equal to p_start.
25341 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25343 2016-04-15 Jan Hubicka <jh@suse.cz>
25346 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25347 function does not bind to current def.
25348 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25349 handle conservatively calls to functions that does not need to bind
25351 (check_call): Update call of worse_state.
25352 (ignore_edge_for_nothrow): Update.
25353 (ignore_edge_for_pure_const): Likewise.
25354 (propagate_pure_const): Update calls to worse_state.
25355 (skip_function_for_local_pure_const): Reformat comments.
25357 2016-04-15 Jan Hubicka <jh@suse.cz>
25360 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25361 (cgraph_node::function_symbol): Likewise.
25362 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25363 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25364 (symtab_node::ultimate_alias_target): Add REF parameter.
25365 (symtab_node::binds_to_current_def_p): Declare.
25366 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25367 (cgraph_node::function_symbol): Likewise.
25368 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25369 (cgraph_node::get_availability): Likewise.
25370 (cgraph_edge::binds_to_current_def_p): New inline function.
25371 (varpool_node::get_availability): Add REF parameter.
25372 (varpool_node::ultimate_alias_target): Likewise.
25373 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25374 (symtab_node::binds_to_current_def_p): Likewise.
25375 * varpool.c (varpool_node::get_availability): Likewise.
25377 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25380 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25381 Fix mode size check.
25383 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25385 * BASE-VER: Set to 7.0.0.
25387 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25389 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25391 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25393 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25394 architecture revisions.
25396 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25398 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25399 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25400 * config/i386/i386.md (stack decrement to push peepholes): Guard
25401 with !x86_using_red_zone ().
25403 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25406 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25407 to dump_generic_node.
25408 (NIY): Pass also flags to do_niy.
25410 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25412 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25413 (simd_clone_vector_of_formal_parm_types)
25414 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25415 (simd_clone_mangle, simd_clone_create)
25416 (simd_clone_adjust_return_type, create_tmp_simd_array)
25417 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25418 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25419 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25420 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25421 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25422 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25423 * omp-simd-clone.c: ... this new file.
25424 (simd_clone_vector_of_formal_parm_types): Make it static.
25425 * Makefile.in (OBJS): Add omp-simd-clone.o.
25427 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25430 * config/i386/sse.md: Use proper memory operand modifiers.
25433 2016-04-15 Richard Biener <rguenther@suse.de>
25434 Alan Modra <amodra@gmail.com>
25436 PR tree-optimization/70130
25437 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25438 when alignment stays not the same and no not use the realign
25441 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25444 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25445 direct move handlers for KFmode. Change TFmode handlers test from
25446 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25448 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25451 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25452 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25453 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25454 * tree-ssa-live.c (remove_unused_scope_block_p): When
25455 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25456 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25457 block_ultimate_origin is FUNCTION_DECL.
25458 (remove_unused_locals): If current_function_decl is
25459 polymorphic_ctor_dtor_p, pass initial true to
25460 remove_unused_scope_block_p' is_ctor_dtor_block.
25462 2016-04-14 Martin Sebor <msebor@redhat.com>
25467 * doc/extend.texi (Variable Length): Revert.
25469 2016-04-14 Marek Polacek <polacek@redhat.com>
25470 Jan Hubicka <hubicka@ucw.cz>
25473 * tree.c (verify_type): Disable the canonical type of main variant
25476 2016-04-14 Jason Merrill <jason@redhat.com>
25478 * cfgexpand.c, expr.c: Revert previous change.
25480 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25482 PR middle-end/70643
25483 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25484 when building a mem ref for the incoming reduction variable.
25486 2016-04-14 Richard Biener <rguenther@suse.de>
25488 PR tree-optimization/70614
25489 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25490 loop if the evolution dropped to chrec_dont_know.
25491 (interpret_condition_phi): Likewise.
25493 2016-04-14 Richard Biener <rguenther@suse.de>
25495 PR tree-optimization/70623
25496 * tree-ssa-pre.c (changed_blocks): Make global ...
25497 (compute_antic): ... local here. Move and fix worklist
25498 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25499 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25500 worklist handling, dump when ANTIC_IN changed.
25501 (compute_partial_antic_aux): Remove worklist handling.
25502 (init_pre): Do not compute post dominators. Add a comment about
25503 the CFG order chosen.
25504 (fini_pre): Do not free post dominators.
25506 2016-04-13 Martin Sebor <msebor@redhat.com>
25511 * doc/extend.texi (Variable Length): Document C++ specifics.
25513 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25516 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25517 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25518 eh edges have been purged.
25521 * tree-sra.c (create_access_replacement,
25522 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25524 * tree-pretty-print.c (dump_fancy_name): New function.
25525 (dump_decl_name, dump_generic_node): Use it.
25527 2016-04-13 Jason Merrill <jason@redhat.com>
25529 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25530 * expr.c (expand_expr_real_1): Likewise.
25532 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25534 * config/i386/i386.md (kunpckhi): Swap operands.
25535 (kunpcksi): Likewise.
25536 (kunpckdi): Likewise.
25537 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25538 (vec_pack_trunc_<mode>): Likewise.
25540 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25543 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25545 PR middle-end/70633
25546 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25547 gimplification turns some element into non-constant.
25550 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25551 * explow.c (convert_memory_address_addr_space_1): No longer static,
25552 add NO_EMIT argument and don't call convert_modes if true, pass
25553 it down recursively, remove break after return.
25554 (convert_memory_address_addr_space): Adjust caller.
25555 * simplify-rtx.c (simplify_unary_operation_1): Call
25556 convert_memory_address_addr_space_1 instead of convert_memory_address,
25557 if it returns NULL, don't simplify.
25559 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25562 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25564 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25566 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25567 Bump the upper SIMDLEN limits, so that if the return type or
25568 characteristic type if the return type is void can be passed in
25569 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
25572 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
25575 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
25576 Do not use "=" constraint on an input constraint.
25577 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
25578 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
25579 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
25580 generates (neg (abs ...)) instead of (abs ...).
25582 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25584 PR rtl-optimization/70596
25585 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
25586 just invalidate LRA data and reset them. Adjust dump wording.
25588 2016-04-12 Martin Liska <mliska@suse.cz>
25591 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25593 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25595 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25596 max_loop_iterations_int.
25597 (tree_unswitch_outer_loop): Likewise.
25598 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25599 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25601 2016-04-12 Tom de Vries <tom@codesourcery.com>
25603 PR tree-optimization/68756
25604 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25605 instead of new_name.
25607 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25609 PR tree-optimization/70602
25610 * tree-sra.c (generate_subtree_copies): Don't write anything into
25611 constant pool decls.
25613 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25614 regardless whether there are depend clauses or not.
25616 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25619 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25620 target attribute and pragma from changing the -mfloat128
25621 and -mfloat128-hardware options.
25623 * doc/extend.texi (Additional Floating Types): Document PowerPC
25624 __float128 restrictions.
25626 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25629 * config/aarch64/driver-aarch64.c
25630 (aarch64_get_extension_string_for_isa_flags): New.
25631 (arch_extension): Rename to...
25632 (aarch64_arch_extension): ...This.
25633 (ext_to_feat_string): Rename to...
25634 (aarch64_extensions): ...This.
25635 (aarch64_core_data): Keep track of architecture extension flags.
25636 (cpu_data): Rename to...
25637 (aarch64_cpu_data): ...This.
25638 (aarch64_arch_driver_info): Keep track of architecture extension
25640 (get_arch_name_from_id): Rename to...
25641 (get_arch_from_id): ...This, change return type.
25642 (host_detect_local_cpu): Update and reformat for renames, handle
25643 extensions through common infrastructure.
25645 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25648 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25649 track of a canonical flag name.
25650 (all_extensions): Likewise.
25651 (arch_to_arch_name): Also track extension flags enabled by the arch.
25652 (all_architectures): Likewise.
25653 (aarch64_parse_extension): Move to here.
25654 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25656 (aarch64_rewrite_selected_cpu): Update for above change.
25657 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25658 are handled, such that the single explicit value enabled by an
25659 extension is kept seperate from the implicit values it also enables.
25660 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25662 (aarch64_parse_extension): New.
25663 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25664 here to config/aarch64/aarch64-protos.h.
25665 (aarch64_parse_extension): Move from here to
25666 common/config/aarch64/aarch64-common.c.
25667 (aarch64_option_print): Update.
25668 (aarch64_declare_function_name): Likewise.
25669 (aarch64_start_file): Likewise.
25670 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25671 the canonical flag for extensions.
25672 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25675 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25677 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25680 2016-04-09 Tom de Vries <tom@codesourcery.com>
25682 PR tree-optimization/68953
25683 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25684 first to last subscript.
25686 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25688 PR tree-optimization/70586
25689 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25692 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25696 PR tree-optimization/70373
25697 PR middle-end/70533
25698 PR middle-end/70534
25699 PR middle-end/70535
25700 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25701 clauses for acc parallel reductions as necessary. Error on those
25703 * omp-low.c (scan_sharing_clauses): Don't install variables which
25704 are used in acc parallel reductions.
25705 (lower_rec_input_clauses): Remove dead code.
25706 (lower_oacc_reductions): Add support for reference reductions.
25707 (lower_reduction_clauses): Remove dead code.
25708 (lower_omp_target): Don't remap variables appearing in acc parallel
25710 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25712 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25714 PR middle-end/70593
25715 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25716 with multiple SSA_NAME defs, force the outputs other than first
25717 to be live before calling live_track_process_def on each output.
25719 PR rtl-optimization/70574
25720 * fwprop.c (forward_propagate_and_simplify): Don't add
25721 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25722 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25723 paradoxical subregs within *loc.
25725 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25727 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25728 -ftree-parallelize-loops={0,1}.
25729 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25730 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25731 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25732 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25733 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25735 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25738 * asan.c (instrument_derefs): If we get unknown location, extract it
25739 with EXPR_LOCATION.
25740 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25742 2016-04-08 Tom de Vries <tom@codesourcery.com>
25744 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25745 implicit firstprivate clause.
25747 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25750 * config/arm/thumb2.md (tst + branch-> lsls + branch
25751 peephole below *orsi_not_shiftsi_si): Require that condition
25752 register is dead after the peephole.
25753 (second peephole after the above): Likewise.
25755 2016-04-08 Alan Modra <amodra@gmail.com>
25758 * builtins.c (fold_builtin_classify): For IBM extended precision,
25759 look at just the high-order double to test for NaN.
25760 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25761 test just the high double for Inf but both doubles for subnormal
25764 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25766 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25767 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25768 node->simdclone->mask_mode != VOIDmode masks.
25769 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25770 earlier, use it instead of node->simdclone.
25771 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25772 Set clonei->mask_mode.
25774 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25777 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25778 Pass it through to cp_parser_already_scoped_statement.
25779 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25780 it through to cp_parser_statement.
25781 (cp_parser_statement): Pass IF_P through to
25782 cp_parser_iteration_statement.
25783 (cp_parser_pragma): Adjust call to
25784 cp_parser_iteration_statement.
25786 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25789 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25790 resolve a future -Wparentheses warning.
25791 * omp-low.c (scan_sharing_clauses): Likewise.
25792 * tree-parloops.c (eliminate_local_variables): Likewise.
25794 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25796 PR rtl-optimization/70398
25797 * lra-constraints.c (process_address_1): Check zero scale and code
25798 for reloading with zero scale.
25800 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25802 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25803 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25805 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25807 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25808 Add support for AVX512F clones, include them by default for
25809 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25810 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25813 PR middle-end/70550
25814 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25815 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25816 firstprivate clauses.
25817 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25818 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25819 (lower_omp_target): Set TREE_NO_WARNING for
25820 non-addressable possibly uninitialized vars which are copied into
25821 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25823 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25825 * config/pa/predicates.md (integer_store_memory_operand): Accept
25826 REG+D operands with a large offset when reload_in_progress is true.
25827 (floating_point_store_memory_operand): Likewise.
25829 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25832 * match.pd (nested int casts): Limit to GIMPLE.
25834 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
25837 * ipa-devirt.c (maybe_record_node): Fix comment; use
25838 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
25840 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25842 PR rtl-optimization/70542
25843 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
25844 if there are any uses other than insn or debug insns.
25846 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
25847 Jakub Jelinek <jakub@redhat.com>
25849 PR tree-optimization/70509
25850 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
25851 Shift HOST_WIDE_INT_1U instead of 1.
25853 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
25855 PR tree-optimization/70509
25856 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
25857 of the vector base type for index.
25859 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
25862 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
25864 2016-04-05 Richard Biener <rguenther@suse.de>
25866 PR tree-optimization/70526
25867 * tree-sra.c (build_ref_for_offset): Use prev_base to
25868 extract the alias pointer type.
25870 2016-04-05 Richard Biener <rguenther@suse.de>
25872 * dse.c (struct store_info): Remove alias_set member.
25873 (struct read_info_type): Likewise.
25874 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
25875 spill_deleted, clear_alias_set_lookup): Remove.
25876 (get_group_info): Remove dead base == NULL_RTX case.
25877 (dse_step0): Remove initialization of removed variables.
25878 (delete_dead_store_insn): Reomve alias set dumping.
25879 (free_read_records): Remove alias_set handling.
25880 (canon_address): Remove alias_set_out parameter.
25881 (record_store): Remove spill_alias_set, it's always zero.
25882 (check_mem_read_rtx): Likewise.
25883 (dse_step2): Rename from ...
25884 (dse_step2_nospill): ... this. Adjust.
25885 (scan_stores): Rename from ...
25886 (scan_stores_nospill): ... this.
25887 (scan_reads): Rename from ...
25888 (scan_reads_nospill): ... this.
25889 (scan_stores_spill, scan_reads_spill): Remove.
25890 (dse_step3_scan): Remove for_spills argument which is always false.
25891 (dse_step3): Likewise.
25892 (dse_step5): Rename from ...
25893 (dse_step5_nospill): ... this. Remove alias_set handling.
25894 (rest_of_handle_dse): Adjust.
25896 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25899 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
25900 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
25901 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
25902 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
25904 2016-04-05 Richard Biener <rguenther@suse.de>
25906 PR middle-end/70499
25907 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
25908 non-register type temporaries into SSA.
25910 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
25913 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
25914 calls when sanitizing.
25915 (possible_polymorphic_call_target_p): Fix formatting.
25917 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25918 Jakub Jelinek <jakub@redhat.com>
25920 PR middle-end/70457
25921 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
25922 to ensure a call statement is compatible with a built-in's
25924 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
25927 2016-04-04 Richard Biener <rguenther@suse.de>
25929 PR rtl-optimization/70484
25930 * rtl.h (canon_output_dependence): Declare.
25931 * alias.c (canon_output_dependence): New function.
25932 * dse.c (record_store): Use canon_output_dependence rather
25933 than canon_true_dependence.
25935 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25938 * cgraph.h (symtab_node::copy_visibility_from): New function.
25939 * symtab.c (symtab_node::copy_visibility_from): New function.
25940 * ipa-visibility.c (optimize_weakref): New function.
25941 (function_and_variable_visibility): Use it.
25943 2016-04-04 Martin Liska <mliska@suse.cz>
25946 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
25947 value that is really in range handled by SBR instruction.
25948 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
25949 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
25950 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
25952 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
25956 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
25957 set, but not for SP_REG operands.
25959 2016-04-02 Martin Sebor <msebor@redhat.com>
25962 * fold-const.c (maybe_nonzero_address): New function.
25963 (fold_comparison): Call it. Fold equality and relational
25964 expressions involving null pointers.
25965 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
25967 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
25969 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
25970 the "Y" constraint (scalar FP 0.0 immediate).
25972 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
25973 Add the "const_double" to the list of operand constraints.
25975 2016-04-01 Jakub Jelinek <jakub@redhat.com>
25977 PR rtl-optimization/70467
25978 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
25979 If low word of the last operand is 0, just emit addition/subtraction
25982 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25985 * config/s390/s390.c (s390_expand_insv): Check for everything
25986 constant instead of just VOIDmode stuff.
25988 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25991 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
25993 2016-04-01 Nathan Sidwell <nathan@acm.org>
25995 * tree.def (TRY_CATCH_EXPR): Correct documentation.
25997 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
25999 PR rtl-optimization/70461
26000 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26003 2016-03-31 Martin Liska <mliska@suse.cz>
26006 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26007 a tree value or an immediate integer value to a buffer
26008 that is eventually copied to a BRIG section.
26009 (emit_immediate_operand): Call the function here.
26010 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26011 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26012 of class' fields that are removed.
26013 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26014 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26015 m_brig_repr_size fields.
26017 2016-03-31 Martin Liska <mliska@suse.cz>
26020 * hsa-gen.c (hsa_function_representation::update_dominance): New
26022 (convert_addr_to_flat_segment): Likewise.
26023 (gen_hsa_memory_set): New alignment argument.
26024 (gen_hsa_ctor_assignment): Likewise.
26025 (gen_hsa_insns_for_single_assignment): Provide alignment
26026 to gen_hsa_ctor_assignment.
26027 (gen_hsa_insns_for_direct_call): Add new argument.
26028 (expand_lhs_of_string_op): New function.
26029 (expand_string_operation_builtin): Likewise.
26030 (expand_memory_copy): New function.
26031 (expand_memory_set): New function.
26032 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26033 (convert_switch_statements): Change signature.
26034 (generate_hsa): Use a return value of the function.
26035 (pass_gen_hsail::execute): Do not call
26036 convert_switch_statements here.
26037 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26038 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26039 (hsa_function_representation::update_dominance): New function.
26041 2016-03-31 Martin Liska <mliska@suse.cz>
26044 * hsa-brig.c (emit_directive_variable): Emit alignment
26045 according to hsa_symbol::m_align.
26046 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26047 (dump_hsa_symbol): Dump alignment of HSA symbols.
26048 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26049 (gen_hsa_addr_with_align): New function.
26050 (hsa_bitmemref_alignment): Use newly added function.
26051 (gen_hsa_insns_for_load): Likewise.
26052 (gen_hsa_insns_for_store): Likewise.
26053 (gen_hsa_memory_copy): New argument added.
26054 (gen_hsa_insns_for_single_assignment): Respect
26055 alignment for assignments processed via gen_hsa_memory_copy.
26056 (gen_hsa_insns_for_direct_call): Likewise.
26057 (gen_hsa_insns_for_return): Likewise.
26058 (gen_function_def_parameters): Set default alignment.
26059 * hsa.c (hsa_object_alignment): New function.
26060 (hsa_byte_alignment): Pasted function.
26061 * hsa.h (hsa_symbol::m_align): New field.
26063 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26065 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26066 scratch field for goto case.
26068 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26070 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26072 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26075 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26076 (scalar_chain::convert_insn): Call convert_op for reg
26077 moves to handle undefined registers.
26079 2016-03-31 Nathan Sidwell <nathan@acm.org>
26082 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26083 Assert we don't want to move backwards.
26085 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26088 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26090 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26092 PR rtl-optimization/70460
26093 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26094 with operand from REG_LABEL_OPERAND, instead substitute
26095 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26096 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26098 2016-03-31 Martin Liska <mliska@suse.cz>
26100 * passes.c (execute_one_pass): Do not call
26101 todo_after for a discarded function.
26103 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26105 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26106 (no_cost, infinite_cost): Initialize the new field.
26107 (get_computation_cost_at): Record setup cost.
26108 (determine_use_iv_cost_address): Skip cost computation for sub
26109 uses if we can estimate it without losing accuracy.
26111 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26113 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26115 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26116 max_loop_iterations_int.
26117 (tree_unswitch_outer_loop): Likewise.
26118 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26119 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26121 2016-03-30 Richard Biener <rguenther@suse.de>
26123 PR middle-end/70450
26124 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26126 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26129 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26130 in gen_blendm expander.
26132 2016-03-30 Nick Clifton <nickc@redhat.com>
26135 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26136 case where we are already provided with an SImode SUBREG.
26138 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26141 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26142 conflict between DRAP register and __builtin_eh_return.
26144 2016-03-30 Michael Matz <matz@suse.de>
26145 Richard Biener <rguenther@suse.de>
26148 * ipa-polymorphic-call.c (struct type_change_info): Change
26149 speculative to an unsigned allowing to limit the work we do.
26150 (csftc_abort_walking_p): New inline function..
26151 (check_stmt_for_type_change): Limit the number of may-defs
26152 skipped for speculative devirtualization to
26153 max-speculative-devirt-maydefs.
26154 * params.def (max-speculative-devirt-maydefs): New param.
26155 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26157 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26160 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26163 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26165 PR tree-optimization/59124
26166 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26167 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26169 2016-03-29 Jeff Law <law@redhat.com>
26171 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26173 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26175 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26178 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26180 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26181 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26182 gcrt0.o if linking dynamically.
26184 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26187 * ipa-devirt.c (methods_equal_p): New function.
26188 (compare_virtual_tables): Use it.
26189 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26190 * cgraphclones.c (clone_function_name_1): Use
26191 symbol_table::symbol_suffix_separator.
26192 * coverage.c (build_var): Likewise.
26193 * symtab.c (symbol_table::symbol_suffix_separator): New.
26195 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26197 PR rtl-optimization/70429
26198 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26199 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26200 mode != result_mode.
26203 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26205 PR tree-optimization/70405
26206 * ssa-iterators.h (num_imm_uses): Add missing braces.
26208 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26210 PR rtl-optimization/68695
26211 * ira-color.c (allocno_copy_cost_saving): New.
26212 (improve_allocation): Use it.
26214 2016-03-29 Richard Henderson <rth@redhat.com>
26216 PR middle-end/70355
26217 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26219 2016-03-29 Richard Biener <rguenther@suse.de>
26221 PR middle-end/70424
26222 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26223 use alignment returned by get_pointer_alignment_1 if it is
26224 bigger than BITS_PER_UNIT.
26225 * builtins.c (get_pointer_alignment_1): Do not return true
26226 for alignment extracted from SSA info.
26228 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26230 * config/ft32/ft32.opt (mnodiv): New.
26231 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26232 * doc/invoke.texi (FT32 Options -mnodiv): New.
26234 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26237 * config/i386/i386.md (define_split, andn): Fix modes.
26239 2016-03-26 Richard Biener <rguenther@suse.de>
26240 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26243 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26245 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26246 as 2nd argument to cl_optimization_restore().
26248 2016-03-25 Richard Henderson <rth@redhat.com>
26251 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26252 * config/aarch64/aarch64-protos.h: Declare it.
26253 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26255 2016-03-25 Alan Modra <amodra@gmail.com>
26258 * config/rs6000/constraints.md (j): Simplify.
26259 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26261 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26262 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26263 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26264 in all constraint alternatives.
26265 (movtd_64bit_nodm): Delete "j" constraint alternative.
26267 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26269 * tree-ssa-propagate.c: Enhance docs for
26270 SSA_PROP_NOT_INTERESTING.
26272 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26274 * doc/extend.texi: Fix typo in documentation to pure attribute.
26276 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26279 * config/pa/pa.md (bswapdi2): Use a scratch register.
26281 2016-03-24 Richard Henderson <rth@redhat.com>
26283 PR middle-end/69845
26284 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26287 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26289 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26290 using ix86_expand_binary_operator instead of gen_andsi3.
26292 2016-03-24 Richard Biener <rguenther@suse.de>
26294 PR tree-optimization/70396
26295 * tree-vect-stmts.c (vectorizable_comparison): Use
26296 get_vectype_for_scalar_type.
26298 2016-03-24 Richard Biener <rguenther@suse.de>
26300 PR middle-end/70370
26301 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26302 with register bases.
26304 2016-03-24 Richard Biener <rguenther@suse.de>
26306 PR tree-optimization/70372
26307 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26308 build_all_ones_cst to also handle vector types correctly.
26310 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26313 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26316 2016-03-23 Marek Polacek <polacek@redhat.com>
26319 * doc/invoke.texi: Document -Wignored-attributes.
26321 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26323 PR tree-optimization/69042
26324 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26325 parameter from 30 to 40.
26327 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26329 PR tree-optimization/69042
26330 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26331 for use with constant offset stripped in base.
26333 2016-03-23 Richard Biener <rguenther@suse.de>
26335 PR middle-end/70251
26336 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26337 mode compatibility check.
26338 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26340 2016-03-23 Jeff Law <law@redhat.com>
26342 PR tree-optimization/64058
26343 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26345 (struct ssa_conflicts): Move up earlier in the file.
26346 (conflicts_, var_map_): New static variables.
26347 (initialize_conflict_count): New function to initialize the
26348 CONFLICT_COUNT field for each conflict pair.
26349 (compare_pairs): Lazily initialize the conflict count and use it
26350 as the first tie-breaker.
26351 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26352 and wipe conflicts_ and map_ around the call to qsort. Remove
26353 special case for 2 coalesce pairs.
26354 * bitmap.c (bitmap_count_unique_bits): New function.
26355 (bitmap_count_bits_in_word): New function, extracted from
26357 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26358 * bitmap.h (bitmap_count_unique_bits): Declare it.
26360 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26363 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26364 transparent alias chain for decl assembler name.
26365 * config/sol2.c (solaris_assemble_visibility): Likewise.
26367 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26369 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26371 (v10_fdivs): Likewise.
26372 (v10_fdivd): Likewise.
26374 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26377 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26378 to not call fclose twice on file.
26380 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26382 PR tree-optimization/70354
26383 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26384 oprnd0 is wider than oprnd1 and there is a cast from the wider
26385 type to oprnd1, mask it with the mask of the narrower type.
26388 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26389 Optimize TARGET_STV splitters, if high or low word of last argument
26392 2016-03-22 Jeff Law <law@redhat.com>
26395 tree-ssa-threadbackward.c
26396 (fsm_find_control_statement_thread_paths): Correctly distinguish
26397 between old style jump threads vs FSM jump threads.
26399 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26402 * config/i386/i386.c (scalar_chain::convert_op): Support
26403 uninitialized register usage case.
26405 2016-03-22 Richard Biener <rguenther@suse.de>
26407 PR middle-end/70251
26408 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26410 (capture::gen_transform): ... to change behavior when substituting
26411 a condition into cond or not-cond expr context.
26412 (dt_simplify::gen_1): Adjust.
26413 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26414 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26415 last change and instead change to
26416 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26417 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26419 2016-03-22 Anthony Green <green@moxielogic.com>
26421 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26422 issue for moxiebox targets.
26423 (CC1PLUS_SPEC): Ditto.
26425 2016-03-22 Richard Biener <rguenther@suse.de>
26427 PR middle-end/70333
26428 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26431 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26433 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26435 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26438 * config/i386/i386.c (def_builtin): Handle
26439 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26441 (const struct builtin_description bdesc_special_args[]):
26442 Remove duplicate ISA bits.
26444 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26447 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26448 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26449 in a way that works also for AVX512BW.
26452 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26453 instead of source if operands[1] is xmm16 and above and
26454 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26455 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26458 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26459 on assign if (*from_p) is a comparison, set it to
26460 TREE_NO_WARNING (*from_p).
26462 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26464 PR middle-end/70326
26465 * lra.c (restore_scratches): Ignore deleted insns.
26467 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26468 Jakub Jelinek <jakub@redhat.com>
26470 PR tree-optimization/70317
26471 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26474 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26477 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26478 of ix86_expand_move.
26480 (movti): Use general_operand for operand 1 predicate.
26482 2016-03-21 Martin Liska <mliska@suse.cz>
26484 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26486 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26488 2016-03-21 Martin Liska <mliska@suse.cz>
26491 * ipa-icf.c (sem_function::parse): Skip static
26492 constructors and destructors.
26494 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26497 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26498 function-like macro, peek following token(s) if it is followed
26499 by CPP_OPEN_PAREN token with optional padding in between, and
26500 if not, don't treat it like a macro.
26502 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26503 Alexander Monakov <amonakov@ispras.ru>
26505 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26506 for the stabs debug format.
26508 2016-03-21 Richard Biener <rguenther@suse.de>
26510 PR tree-optimization/70310
26511 * tree-vect-generic.c (expand_vector_condition): Fold the built
26514 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26517 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26518 Block third alternative for AVX-512VL target,
26520 2016-03-21 Martin Liska <mliska@suse.cz>
26523 * hsa-brig.c (emit_function_directives): Mark unemitted
26524 global variables for emission.
26525 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26526 (get_symbol_for_decl): Likewise.
26527 * hsa.h (struct hsa_symbol): New flag.
26529 2016-03-21 Richard Biener <rguenther@suse.de>
26531 PR tree-optimization/70288
26532 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26533 we do not estimate unsimplified all-constant conditionals or
26534 switches as optimized away.
26536 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26538 PR rtl-optimization/69102
26539 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26540 when we have a readonly dependency context.
26542 2016-03-18 Jeff Law <law@redhat.com>
26544 PR rtl-optimization/70263
26545 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26546 (update_equiv_regs): When trying to move a store to after the insn
26547 that sets the source of the store, make sure the store occurs after
26548 the insn that sets the source of the store. When successful note
26549 the REG_EQUIV note created in the dump file.
26551 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26552 Bernd Schmidt <bschmidt@redhat.com>
26554 * doc/extend.texi: Document more potential problems with basic asms.
26556 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26558 PR rtl-optimization/70278
26559 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26562 2016-03-18 Jason Merrill <jason@redhat.com>
26564 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26566 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
26568 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
26569 values to 128b regs.
26571 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26573 PR tree-optimization/70252
26574 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
26575 boolean vector has a proper number of elements.
26576 (supportable_narrowing_operation): Likewise.
26578 2016-03-18 Tom de Vries <tom@codesourcery.com>
26581 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
26583 2016-03-18 Jakub Jelinek <jakub@redhat.com>
26585 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
26586 instead of replace_rtx for DEBUG_INSNs.
26588 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26590 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26591 load type reservations.
26593 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26596 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26597 define_constraint for "Q" and "T" constraints.
26599 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26601 Tweak the pipeline model for Exynos M1
26603 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26606 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26609 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26610 where one or both locations aren't within a line_map.
26612 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26615 * opts.c (finish_options): Don't set flag_pie to the default if
26616 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26619 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26621 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26622 true as ALL_REGS argument to replace_rtx.
26624 2016-03-17 Richard Biener <rguenther@suse.de>
26627 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26630 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26633 * rtl.h (replace_rtx): Add ALL_REGS argument.
26634 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26635 equality and assert mode is the same, instead of just rtx pointer
26637 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26638 true as ALL_REGS argument to replace_rtx.
26640 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26642 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26643 for boolean vector with vector mode only.
26644 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26646 2016-03-17 Nick Clifton <nickc@redhat.com>
26649 * config/rx/rx.c (rx_print_integer): Print negative constants in
26652 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26655 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26657 2016-03-16 Richard Henderson <rth@redhat.com>
26658 Richard Biener <rguenth@suse.de>
26660 PR middle-end/70240
26661 PR middle-end/68215
26663 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26664 first operand as is_gimple_condexpr.
26666 PR middle-end/70240
26667 PR middle-end/68215
26669 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26670 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26671 Do not gimplify the result.
26672 (do_unop): Adjust call to tree_vec_extract.
26673 (do_binop): Likewise.
26674 (do_compare): Likewise.
26675 (do_plus_minus): Likewise.
26676 (do_negate): Likewise.
26677 (expand_vector_condition): Likewise.
26678 (do_cond): Likewise.
26680 2016-03-16 Richard Henderson <rth@redhat.com>
26683 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26684 (aarch64_classify_address): Use it.
26685 (aarch64_legitimize_address): Force all subexpressions of PLUS
26686 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26688 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26689 Richard Biener <rguenth@suse.de>
26692 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26693 return to even if only REGNO is equal, and assert
26696 2016-03-11 Jeff Law <law@redhat.com>
26698 PR rtl-optimization/70224
26699 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26701 2016-03-16 Richard Henderson <rth@redhat.com>
26703 PR middle-end/70199
26704 * function.h (struct function): Add has_forced_label_in_static.
26705 * gimplify.c (force_labels_r): Set it.
26706 * lto-streamer-in.c (input_struct_function_base): Read it.
26707 * lto-streamer-out.c (output_struct_function_base): Write it.
26708 * tree-inline.c (has_label_address_in_static_1): Remove.
26709 (copy_forbidden): Remove fndecl parameter; test
26710 has_forced_label_in_static.
26711 (inline_forbidden_p): Update call to copy_forbidden.
26712 (tree_versionable_function_p): Likewise.
26713 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26714 (chkp_versioning): Likewise.
26715 * tree-inline.h (copy_forbidden): Update decl.
26717 2016-03-16 Marek Polacek <polacek@redhat.com>
26720 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26721 function being thunked if the result type doesn't have fixed size.
26722 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26723 doesn't have fixed size.
26725 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26727 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26728 reporting malformed loop nest.
26730 2016-03-16 Tom de Vries <tom@codesourcery.com>
26733 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26734 nodes.length () == 1 test to before first nodes[0] access.
26736 2016-03-16 Tom de Vries <tom@codesourcery.com>
26738 PR tree-optimization/68715
26739 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26740 single_pred_p test.
26742 2016-03-16 Tom de Vries <tom@codesourcery.com>
26744 PR tree-optimization/68809
26745 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26748 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26749 Sandra Loosemore <sandra@codesourcery.com>
26751 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26752 on leaf attribute. Mention ELF interposition problems.
26754 2016-03-16 Alan Modra <amodra@gmail.com>
26756 PR rtl-optimization/69195
26757 PR rtl-optimization/47992
26758 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26761 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26764 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26766 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26768 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26770 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26772 PR rtl-optimization/70222
26773 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26774 optimization if mode is different from result_mode, queue up masking
26775 of the result in outer_op. Formatting fix.
26777 PR middle-end/70239
26778 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26781 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26783 PR rtl-optimization/69032
26784 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26785 looping backwards over basic block insns.
26787 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26790 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26791 to non-speculative when propagating trap bits.
26793 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26795 PR rtl-optimization/63384
26796 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26797 DEBUG_INSN_P insns.
26799 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26802 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26803 factored out from ...
26804 (sched_analyze_insn): ... here.
26805 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26806 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26807 get_implicit_reg_pending_clobbers in it.
26808 (setup_id_reg_sets): Use setup_id_implicit_regs.
26809 (deps_init_id): Ditto.
26811 2016-03-15 Tom de Vries <tom@codesourcery.com>
26814 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26816 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26817 execute_function_dump.
26818 (execute_one_pass): Don't dump function if it will be dumped after ipa
26821 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26823 * genrecog.c (match_pattern_2): If pred is NULL don't call
26824 safe_predicate_mode on it.
26826 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26828 PR middle-end/70219
26829 * lra-constraints.c (delete_move_and_clobber): Change assertion
26830 to also allow dregno == 0.
26832 2016-03-14 Richard Henderson <rth@redhat.com>
26835 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
26836 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
26837 (reassociate_bb): Use optimize_vec_cond_expr; avoid
26838 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
26841 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
26844 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
26846 (lra_create_live_ranges_1): initialize hard register biggest_mode to
26848 * lra-constraints.c (split_reg): For hard regs, try to find the
26849 biggest single-register mode used in the function.
26851 2016-03-14 Richard Biener <rguenther@suse.de>
26853 PR tree-optimization/56365
26854 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
26855 constants to compare against.
26857 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
26860 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
26861 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
26862 (define_split for the GPR case): Use int_reg_operand instead of
26863 gpc_reg_operand for the output.
26865 2016-03-14 Tom de Vries <tom@codesourcery.com>
26867 PR tree-optimization/70045
26868 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
26869 create_empty_if_region_on_edge argument.
26871 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
26873 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
26874 (STACK_CHECK_PROTECT): Likewise.
26875 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26876 (STACK_CHECK_PROTECT): Likewise.
26877 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26878 (STACK_CHECK_PROTECT): Likewise.
26879 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
26880 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
26881 (STACK_CHECK_PROTECT): Likewise.
26883 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
26885 PR rtl-optimization/69307
26886 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
26887 registers in modes that span more than one register.
26889 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
26892 * lra-constraints.c (delete_move_and_clobber): New.
26893 (remove_inheritance_pseudos): Use it.
26895 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
26898 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
26899 the libcall is LCT_THROW.
26900 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
26901 for the checking routine.
26903 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26906 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
26907 optimization if we have direct move.
26908 (roundu32<mode>2_fprs): Likewise.
26910 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
26913 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
26915 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
26916 Arguments swapped. All callers changed. Take reg_renumber into
26917 account, and Calculate and compare register ranges for hard regs.
26919 2016-03-11 Jeff Law <law@redhat.com>
26921 PR tree-optimization/70190
26922 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26923 Handle cases where we can not extract the taken edge, even though we
26924 found a constant value.
26926 PR tree-optimization/64058
26927 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
26928 (num_coalesce_pairs): Move up earlier in file.
26929 (find_coalesce_pair): Initialize the INDEX field for each pair
26931 (compare_pairs): No longer sort on the elements in each pair.
26932 Instead break ties with the index of the coalesce pair.
26934 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26937 * config/aarch64/aarch64-protos.h
26938 (aarch64_save_restore_target_globals): New prototype.
26939 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
26940 Call the above when popping pragma.
26941 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
26943 (aarch64_set_current_function): Rewrite using the above.
26945 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26947 PR tree-optimization/70177
26948 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
26949 (extract_ops_from_tree): ... this. In the 2 argument
26950 overload remove _1 suffix.
26951 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
26952 (extract_ops_from_tree): ... this.
26953 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
26955 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
26956 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
26957 extract_ops_from_tree instead of 2 operand one.
26959 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
26961 PR tree-optimization/70013
26962 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
26963 for constant-pool entries.
26965 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26967 PR rtl-optimization/70174
26968 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
26969 followed by gen_lowpart on force_reg instead of just gen_lowpart.
26971 PR tree-optimization/70169
26972 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
26973 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
26976 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26977 Jakub Jelinek <jakub@redhat.com>
26980 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
26981 of uninitialized values.
26983 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26985 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
26987 ("*trunctddd2"): New pattern definition.
26988 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
26991 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26993 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
26994 definitions for BFP and DFP rounding modes.
26995 ("fixuns_truncdddi2", "fixuns_trunctddi2")
26996 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
26997 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
26998 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27001 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27003 * config/s390/constraints.md: Adjust comment.
27004 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27005 s390_decompose_addrstyle_without_index.
27006 * config/s390/predicates.md (shift_count_or_setmem_operand):
27007 Rename to setmem_operand.
27008 * config/s390/s390-protos.h
27009 (s390_decompose_shift_count): Rename to
27010 s390_decompose_addrstyle_without_index.
27011 * config/s390/s390.c (s390_decompose_shift_count)
27012 (s390_mem_constraint, print_shift_count_operand)
27013 (print_operand_address, print_operand): Rename
27014 s390_decompose_shift_count to
27015 s390_decompose_addrstyle_without_index and rename
27016 print_shift_count_operand to print_addrstyle_operand troughout the
27018 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27019 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27020 Rename shift_count_or_setmem_operand to setmem_operand.
27021 * config/s390/vx-builtins.md ("vec_insert<mode>")
27022 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27025 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27028 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27029 Handle overlapping retval and newval.
27031 2016-03-10 Nick Clifton <nickc@redhat.com>
27034 * config/aarch64/aarch64.c
27035 (aarch64_override_options_after_change_1): When forcing
27036 flag_omit_frame_pointer to be true, use a special value that can
27037 be detected if this function is called again, thus preventing
27038 flag_omit_leaf_frame_pointer from being forced to be false.
27040 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27042 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27043 Set x_flag_omit_leaf_frame_pointer when handling
27044 -momit-leaf-frame-pointer.
27046 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27049 * cgraph.c (cgraph_node::dump): Dump split_part and
27050 indirect_call_target.
27051 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27052 * ipa.c (has_addr_references_p): Cleanup.
27053 (is_indirect_call_target_p): New.
27054 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27055 called indirectly as local.
27056 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27058 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27061 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27062 on cxa_pure_virtual.
27064 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27067 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27069 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27072 * tree.c (need_assembler_name_p): Only record main variant type names.
27074 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27077 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27078 Always define to 0 or 1.
27079 (TARGET_FIX_ERR_A53_843419): New macro.
27080 * config/aarch64/aarch64-elf-raw.h
27081 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27082 * config/aarch64/aarch64-linux.h: Likewise.
27083 * config/aarch64/aarch64.c
27084 (aarch64_override_options_after_change_1): Do not default
27085 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27087 (aarch64_attributes): Handle fix-cortex-a53-843419.
27088 (aarch64_can_inline_p): Likewise.
27089 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27091 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27092 Jakub Jelinek <jakub@redhat.com>
27094 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27095 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27096 DECL_COMMONS if flag_unconstrained_commons is set.
27097 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27098 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27099 (funconstrained-commons): Document.
27101 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27103 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27104 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27106 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27108 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27109 has a proper number of elements.
27111 2016-03-10 Alan Modra <amodra@gmail.com>
27113 PR rtl-optimization/69195
27114 PR rtl-optimization/47992
27115 * ira.c (recorded_label_ref): Delete.
27116 (update_equiv_regs): Return void.
27117 (indirect_jump_optimize): New function.
27118 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27119 before regstat_compute_ri. Don't rebuild_jump_labels here.
27120 Delete update_regstat.
27122 2016-03-10 Richard Biener <rguenther@suse.de>
27124 PR tree-optimization/70128
27125 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27126 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27128 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27130 PR tree-optimization/70152
27131 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27132 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27135 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27136 instead of gen_sse2_loadlpd.
27137 * config/i386/sse.md (*vec_concatv2df): Rename to...
27138 (vec_concatv2df): ... this.
27140 PR tree-optimization/70127
27141 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27143 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27147 * diagnostic-show-locus.c (compatible_locations_p): New function.
27148 (layout::layout): Sanitize ranges using compatible_locations_p.
27150 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27154 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27155 location_range param with three const expanded_locations * and a
27157 (layout::layout): Replace call to
27158 rich_location::lazily_expand_location with get_expanded_location.
27159 Extract the range and perform location expansion here, passing
27160 the results to the layout_range ctor.
27161 * diagnostic.c (source_range::debug): Delete.
27162 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27163 of rich_location::get_expanded_location.
27164 * gcc-rich-location.c (get_range_for_expr): Delete.
27165 (gcc_rich_location::add_expr): Reimplement to avoid the
27166 rich_location::add_range overload that took a location_range,
27167 passing a location_t instead.
27169 2016-03-09 Richard Biener <rguenther@suse.de>
27170 Jakub Jelinek <jakub@redhat.com>
27172 PR tree-optimization/70138
27173 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27174 Also skip vect_double_reduction_def.
27176 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27179 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27180 if the operand is "m".
27182 2016-03-09 Nathan Sidwell <nathan@acm.org>
27184 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27186 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27188 * config/i386/i386.c (processor_target_table): Fix cost table
27189 intialization order for znver1.
27191 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27193 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27194 - becuase -> because.
27195 * ipa-reference.c (ignore_module_statics): Likewise.
27196 * cgraph.c (cgraph_node::get_body): Likewise.
27197 * ipa-inline.c (early_inliner): Likewise.
27198 * ipa-devirt.c (types_same_for_odr): Likewise.
27199 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27200 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27202 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27204 * tree-ssa-math-opts.c: Fix typo in comment.
27206 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27209 * config/i386/i386.c (scalar_chain::make_vector_copies,
27210 scalar_chain::convert_reg): Call end_sequence in between
27211 get_insns and emit_conversion_insns rather than after both
27214 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27217 * config/i386/i386.h (machine_function): Add
27218 pc_thunk_call_expanded flag.
27219 (ix86_pc_thunk_call_expanded): New define.
27220 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27221 (*set_got): Rename insn pattern from set_got.
27222 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27223 * config/i386/i386.c (ix86_compute_frame_layout): Use
27224 ix86_pc_thunk_call_expanded to prevent red-zone.
27226 2016-03-07 Martin Jambor <mjambor@suse.cz>
27228 * hsa.h (hsa_get_ctor_statements): Declare.
27229 (hsa_get_dtor_statements): Likewise.
27230 (hsa_get_kernel_dispatch_type): Likewise.
27231 * hsa.c (hsa_get_ctor_statements): New function.
27232 (hsa_get_dtor_statements): Likewise.
27233 (hsa_get_kernel_dispatch_type): Likewise.
27234 * hsa-brig.c (hsa_cdtor_statements): Removed.
27235 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27236 hsa_get_dtor_statements.
27237 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27238 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27240 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27242 * config/arm/arm-cores.def (cortex-r8): New.
27243 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27244 * config/arm/arm-tune.md: Likewise.
27245 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27247 2016-03-07 Martin Sebor <msebor@redhat.com>
27249 PR rtl-optimization/19705
27250 * doc/invoke.texi (Options That Control Optimization): Clarify
27251 -fno-branch-count-reg.
27253 2016-02-26 Richard Biener <rguenther@suse.de>
27254 Jeff Law <law@redhat.com>
27256 PR tree-optimization/69740
27257 * cfghooks.c (remove_edge): Request loop fixups if we delete
27258 an edge that might turn an irreducible loop into a natural
27260 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27261 Move after definition of loops_state_clear.
27263 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27265 PR rtl-optimization/69052
27266 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27269 2016-03-07 Tom de Vries <tom@codesourcery.com>
27271 PR tree-optimization/70116
27272 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27273 is_tm_ending stmts and ubsan/asan internal functions.
27274 (find_duplicate): Use it. Don't test is_tm_ending here.
27276 2016-03-07 Richard Biener <rguenther@suse.de>
27278 PR tree-optimization/70115
27279 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27280 (propagate_constants_for_unrolling): Use replace_uses_by.
27282 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27284 PR middle-end/69916
27285 * omp-low.c (struct oacc_loop): Add ifns.
27286 (new_oacc_loop_raw): Initialize it.
27287 (finish_oacc_loop): Clear mask & flags if no ifns.
27288 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27289 (oacc_loop_xform_loop): Add ifns arg & adjust.
27290 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27292 2016-03-07 Richard Henderson <rth@redhat.com>
27295 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27296 (insert_value_copy_on_edge): Likewise.
27298 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27300 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27302 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27305 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27307 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27309 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27311 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27313 Fix sseimul type attribute.
27314 * config/i386/znver1.md
27315 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27316 znver1_sseimul_avx256_load) : Fix the type attribute.
27317 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27318 pipe usage and latency.
27320 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27323 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27324 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27327 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27330 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27332 PR rtl-optimization/69941
27333 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27334 the reg share its mode.
27336 2016-03-04 Jeff Law <law@redhat.com>
27338 PR tree-optimization/69196
27339 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27340 If the both SSA_NAMEs are anonymous, then consider them unassociated
27341 and include the PHI in the statement count.
27343 2016-03-05 Tom de Vries <tom@codesourcery.com>
27345 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27346 construct in oacc routine. Check for oacc region in oacc routine.
27348 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27351 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27352 2016-02-22 changes, instead don't recurse if RECUR is already true.
27353 Don't change *dynamic_check if RECUR. Adjust recursive caller
27354 to pass true to the new argument.
27355 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27358 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27359 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27361 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27363 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27365 PR rtl-optimization/57676
27366 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27367 with flag_checking.
27369 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27371 * tree-vect-patterns.c (search_type_for_mask): Handle
27372 comparison of booleans.
27374 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27376 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27380 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27381 all other ops that have dw_val_class_die_ref operands,
27382 and DW_OP_GNU_entry_value.
27384 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27386 PR rtl-optimization/69904
27387 * config/arm/arm.c (arm_cannot_copy_insn_p):
27388 Return true for load-exclusive instructions.
27390 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27393 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27394 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27395 the pattern no matter if it is used just by non-pattern, pattern
27397 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27398 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27399 oprnd1 def_stmt is in pattern, don't look through it.
27401 2016-03-03 Marek Polacek <polacek@redhat.com>
27403 PR middle-end/70050
27404 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27406 2016-03-03 Martin Liska <mliska@suse.cz>
27408 PR tree-optimization/70043
27409 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27410 previous statement if we see a debug statement.
27412 2016-03-03 Richard Biener <rguenther@suse.de>
27414 PR tree-optimization/55936
27415 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27416 parameter and guard unsafe equivalence use.
27417 (vrp_evaluate_conditional_warnv_with_ops): Always use
27418 safe equivalences but not via the quadratic compare_names
27421 2016-03-03 Michael Collison <michael.collison@linaro.org>
27424 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27425 for operand 1 to s_register_operand. Change predicate for operand
27426 2 to arm_not_immediate_operand.
27428 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27430 * doc/tm.texi: Regenerated.
27432 2016-03-02 Richard Henderson <rth@redhat.com>
27435 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27436 simplification when all args are positive non-fixed registers.
27438 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27440 * target.def (lra_p): Specify that new ports should use LRA.
27442 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27445 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27446 gimplify_type_sizes the type they refer to.
27447 (omp_notice_variable): Handle reference vars to VLAs.
27448 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27449 reference to VLA decls in the second pass instead of first pass.
27451 2016-03-02 Tom de Vries <tom@codesourcery.com>
27453 PR tree-optimization/68659
27454 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27455 new_expr == NULL_TREE.
27456 (get_new_name): Handle ADDR_EXPR.
27458 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27460 PR rtl-optimization/69052
27461 * loop-invariant.c (canonicalize_address): New function.
27462 (inv_can_prop_to_addr_use): Check validity of address expression
27463 which is canonicalized by above function.
27465 2016-03-02 Alan Modra <amodra@gmail.com>
27468 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27471 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27474 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27475 (*movhi_internal): Put mask moves from and to memory separately
27476 from moves from/to GPRs.
27478 2016-03-02 Richard Biener <rguenther@suse.de>
27480 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27481 GENERIC expressions in GIMPLE.
27483 2016-03-02 Richard Biener <rguenther@suse.de>
27485 * config/i386/i386.c (type_natural_mode): Fix typo.
27487 2016-03-02 Nick Clifton <nickc@redhat.com>
27489 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27491 2016-03-02 Richard Biener <rguenther@suse.de>
27492 Uros Bizjak <ubizjak@gmail.com>
27495 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27497 2016-03-02 Richard Biener <rguenther@suse.de>
27499 PR middle-end/67278
27500 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27502 2016-03-02 Marek Polacek <polacek@redhat.com>
27505 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27506 "is promoted to" warning.
27508 2016-03-01 DJ Delorie <dj@redhat.com>
27510 * config.gcc: Deprecate mep-*.
27512 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27514 PR middle-end/70025
27515 * lra-constraints.c (regno_val_use_in): New.
27516 (match_reload): Use it instead of regno_use_in.
27518 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27520 PR rtl-optimization/70007
27521 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27522 references present in REG_EQUAL notes attached to non-SET patterns.
27524 2016-03-01 Jeff Law <law@redhat.com>
27526 PR tree-optimization/69196
27527 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27528 Appropriately clamp the number of statements to copy when the
27529 thread path does not traverse a loop backedge.
27531 PR tree-optimization/69196
27532 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27533 Do count some PHIs in the thread path against the insn count. Decrease
27534 final statement count by one as the control statement in the last
27535 block will get removed. Remove special cased code for handling PHIs
27538 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27541 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27542 asm dialect alternatives to explicit GOTPCREL calls.
27544 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27547 * ira.c (do_reload): Issue warning for generic stack checking here...
27548 * reload1.c (reload): ...instead of here and streamline it.
27550 2016-03-01 Nick Clifton <nickc@redhat.com>
27552 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27554 2016-03-01 Richard Biener <rguenther@suse.de>
27556 PR tree-optimization/69983
27557 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27558 types and fall back to operand_equal_p.
27560 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27563 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27565 * config/s390/constraints.md ("jm8"): New constraint.
27566 * config/s390/predicates.md ("const_int_8bitset_operand"): New
27568 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
27570 ("*setmem_long<setmem_and>"): New pattern.
27571 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
27573 ("*setmem_long_31z<setmem_and>"): New pattern.
27574 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
27575 New substitution rules with the required attributes.
27578 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27581 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27583 * gensupport.c (process_substs_on_one_elem): Split loop to
27584 complete mark_operands_used_in_match_dup on all expressions in the
27586 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27587 and remove function.
27589 2016-03-01 Richard Biener <rguenther@suse.de>
27591 PR middle-end/70022
27592 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27593 vector BIT_FIELD_REF extract.
27595 2016-03-01 Richard Biener <rguenther@suse.de>
27597 PR tree-optimization/69994
27598 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27600 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27602 PR tree-optimization/69956
27603 * tree-vect-stmts.c (supportable_widening_operation): Support
27604 multi-step conversion of boolean vectors.
27605 (supportable_narrowing_operation): Likewise.
27607 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27609 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27612 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27614 * config/s390/subst.md (DSI_VI): New mode iterator.
27615 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27616 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27617 the insn definition.
27618 ("*vec_set<mode>"): Change predicate and add alternative to
27619 support only either register or const_int operands as element
27621 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27623 ("vec_extract<mode>"): New expander.
27624 ("*vec_extract<mode>"): New insn definition supporting reg and
27625 const_int element selectors.
27626 ("*vec_extract<mode>_plus"): New insn definition supporting
27627 reg+const_int element selectors.
27628 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27629 following expander+insn definition.
27630 ("<vec_shifts_name><mode>3"): New expander.
27631 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27633 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27635 * config/s390/s390.md ("*tabort_1"): Change predicate to
27636 nonmemory_operand. Add a second alternative to cover
27637 register as well as const int operands.
27638 ("*tabort_1_plus"): New pattern definition.
27640 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27642 * config/s390/s390.md ("*ashrdi3_cc_31")
27643 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27644 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27645 Merge insn definitions into ...
27646 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27647 New pattern definition.
27648 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27649 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27650 ("*ashr<mode>3_and"): Merge insn definitions into ...
27651 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27652 New pattern definition.
27653 * config/s390/subst.md ("addr_style_op_cc_subst")
27654 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27655 substitutions patterns plus attributes.
27656 Add ashiftrt to SUBST iterator.
27658 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27660 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27661 op2 to nonmemory_operand.
27662 ("*<shift>di3_31", "*<shift>di3_31_and"):
27663 Merge into single pattern definition ...
27664 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27665 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27666 pattern definition ...
27667 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27668 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27671 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27673 * config/s390/predicates.md (const_int_6bitset_operand): New
27675 * config/s390/s390.md: Include subst.md.
27676 ("rotl<mode>3"): New expander.
27677 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27679 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27680 * config/s390/subst.md: New file.
27682 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27684 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27685 Remove RRR type. It doesn't really exist.
27686 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27688 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27689 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27690 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27691 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27692 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27693 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27694 `enabled' attribute.
27696 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27698 * gensupport.c (process_substs_on_one_elem): Split loop to
27699 complete mark_operands_used_in_match_dup on all expressions in the
27701 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27702 and remove function.
27704 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27707 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27708 (CEIL_NWORDS): ...this. Use CEIL macro.
27709 (compute_fp_layout): Adjust to above renaming.
27710 (function_arg_union_value): Likewise.
27711 (sparc_arg_partial_bytes): Likewise.
27712 (sparc_function_arg_advance): Likewise.
27714 2016-02-29 Jeff Law <law@redhat.com>
27716 PR tree-optimization/70005
27717 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27718 where an object with a boolean range is compared against a value
27721 PR tree-optimization/69999
27722 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27723 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27726 2016-02-29 Richard Biener <rguenther@suse.de>
27728 PR tree-optimization/69994
27729 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27730 (get_unary_op): Look through nop conversions.
27731 (ops_equal_values_p): New function, look for equality diregarding
27733 (eliminate_plus_minus_pair): Use ops_equal_values_p
27734 (repropagate_negates): Do not use get_unary_op here.
27736 2016-02-29 Martin Liska <mliska@suse.cz>
27738 * system.h: Poison ENABLE_CHECKING macro.
27740 2016-02-29 Martin Liska <mliska@suse.cz>
27742 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27743 is presented in dump flags.
27744 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27745 (hsa_regalloc): Likewise.
27747 2016-02-19 Richard Biener <rguenther@suse.de>
27749 PR tree-optimization/69980
27750 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27751 permutation of those we need to keep.
27753 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27756 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27757 (NWORDS_UP): ...this
27758 (init_cumulative_args): Minor tweaks.
27759 (sparc_promote_function_mode): Likewise.
27760 (scan_record_type): Delete.
27761 (traverse_record_type): New function template.
27762 (classify_data_t): New structure type.
27763 (classify_registers): New inline function.
27764 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27765 exhausted. Instantiate traverse_record_type on classify_registers and
27766 deal with the case of a structure passed in slot #15 with no FP field
27768 (assign_data_t): New structure type.
27769 (compute_int_layout): New static function.
27770 (compute_fp_layout): Likewise.
27771 (count_registers): New inline function.
27772 (assign_int_registers): New static function.
27773 (assign_fp_registers): Likewise.
27774 (assign_registers): New inline function.
27775 (function_arg_record_value_1): Delete.
27776 (function_arg_record_value_2): Likewise.
27777 (function_arg_record_value_3): Likewise.
27778 (function_arg_record_value): Adjust to above changes. Instantiate
27779 traverse_record_type on count_registers to first count the number of
27780 registers to be used and then on assign_registers to assign them.
27781 (function_arg_union_value): Adjust to above renaming.
27782 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27783 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27784 case of a structure passed in slot #15
27785 (sparc_function_arg_advance): Likewise.
27786 (function_arg_padding): Minor tweak.
27788 2016-02-29 Richard Biener <rguenther@suse.de>
27790 PR tree-optimization/69720
27791 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27792 the adjustment_def path for possibly vectorized defs.
27793 (vect_create_epilog_for_reduction): Handle vectorized initial
27796 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27798 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27800 2016-02-27 Jeff Law <law@redhat.com>
27803 2016-02-26 Richard Biener <rguenther@suse.de>
27804 Jeff Law <law@redhat.com>
27806 PR tree-optimization/69740
27807 * cfghooks.c (remove_edge): Request loop fixups if we delete
27808 an edge that might turn an irreducible loop into a natural
27811 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27813 PR rtl-optimization/69896
27814 * tree-vect-generic.c (get_compute_type): Avoid single element
27817 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27819 Rename the AArch64 tuning option and related functions to enable the
27820 Newton series for the reciprocal square root to reflect its
27821 approximative characteristic.
27823 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27824 function to "aarch64_emit_approx_rsqrt".
27825 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27826 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27827 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27828 (xgene1_tunings): Likewise.
27829 (use_rsqrt_p): Likewise.
27830 (aarch64_emit_swrsqrt): Use new function name.
27831 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
27832 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
27833 text explaining this option.
27834 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
27836 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27839 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
27840 complain about -mallow-movmisalign without -mvsx if
27841 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
27843 2016-02-26 Joel Sherrill <joel@rtems.org>
27845 * config.gcc: Add x86_64-*-rtems*.
27846 * config/i386/rtems-64.h: New file.
27848 2016-02-26 Joel Sherrill <joel@rtems.org>
27850 * config.gcc: Add aarch64-*-rtems*.
27851 * config/aarch64/rtems.h: New file.
27853 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
27856 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
27857 shift amount using %h. Add comment.
27859 2016-02-26 Richard Biener <rguenther@suse.de>
27860 Jeff Law <law@redhat.com>
27862 PR tree-optimization/69740
27863 * cfghooks.c (remove_edge): Request loop fixups if we delete
27864 an edge that might turn an irreducible loop into a natural
27867 2016-02-26 Martin Jambor <mjambor@suse.cz>
27869 PR middle-end/69920
27870 * tree-sra.c (sra_modify_assign): Do not remove loads of
27871 uninitialized aggregates to SSA_NAMEs.
27873 2016-02-26 Richard Henderson <rth@redhat.com>
27876 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
27877 pseudo in case the target rtx matches the source of the left
27880 2016-02-26 Martin Jambor <mjambor@suse.cz>
27883 * hsa.h (hsa_type_packed_p): Declare.
27884 * hsa.c (hsa_type_packed_p): New function.
27885 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
27887 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
27888 * hsa-brig.c (emit_basic_insn): Likewise.
27890 2016-02-26 Martin Jambor <mjambor@suse.cz>
27893 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
27895 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
27897 2016-02-26 Martin Jambor <mjambor@suse.cz>
27899 * hsa.h (is_a_helper): New overload for hsa_op_immed for
27900 hsa_op_with_type operands.
27901 (hsa_unsigned_type_for_type): Declare.
27902 * hsa.c (hsa_unsigned_type_for_type): New function.
27903 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
27904 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
27905 the finalizer. Do not emit extra move.
27907 2016-02-26 Martin Jambor <mjambor@suse.cz>
27909 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
27910 atomic operations in private segment.
27912 2016-02-26 Martin Jambor <mjambor@suse.cz>
27914 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
27915 statements to wi->info. Also disallow omp simd constructs.
27916 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
27917 for not gridifying. Dump special string for omp_for.
27919 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27922 * config/aarch64/aarch64.c (aarch64_set_current_function):
27923 Save/restore target globals when switching to
27924 target_option_default_node.
27926 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27929 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
27930 Return 0 if !SHIFT_COUNT_TRUNCATED.
27932 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27933 Eric Botcazou <ebotcazou@adacore.com>
27935 PR rtl-optimization/69891
27936 * dse.c (scan_insn): If we can't figure out memset arguments
27937 or they are non-constant, call clear_rhs_from_active_local_stores.
27939 2016-02-26 Martin Liska <mliska@suse.cz>
27941 * doc/extend.texi: Mention clog10, clog10f an clog10l
27942 in Builtins section.
27944 2016-02-26 Martin Liska <mliska@suse.cz>
27946 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
27948 (resolve_args_picking_1): Likewise.
27949 * dwarf2out.h (struct GTY): Likewise.
27951 2016-02-26 Martin Liska <mliska@suse.cz>
27953 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
27954 with flag_checking.
27955 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27957 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
27958 Martin Liska <mliska@suse.cz>
27960 * doc/install.texi: Mention --enable-valgrind-annotations.
27962 2016-02-26 Richard Biener <rguenther@suse.de>
27964 PR tree-optimization/69551
27965 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
27966 looking through aliases adjust DECL_PT_UID to refer to the
27967 ultimate alias target.
27969 2016-02-25 Martin Liska <mliska@suse.cz>
27971 PR middle-end/69919
27972 * alloc-pool.c (after_memory_report): New variable.
27973 * alloc-pool.h (base_pool_allocator ::release): Do not use
27974 the infrastructure if after_memory_report.
27975 * toplev.c (toplev::main): Mark after memory report.
27977 2016-02-25 Richard Biener <rguenther@suse.de>
27979 PR tree-optimization/48795
27980 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
27982 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
27985 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
27986 offloading is enabled and -fopenacc or -fopenmp is specified.
27987 (CRTOFFLOADEND): Likewise.
27988 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
27989 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
27990 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
27991 (offload_objects_file_name): New static var.
27992 (tool_cleanup): Remove offload_objects_file_name file.
27993 (find_offloadbeginend): Replace with ...
27994 (find_crtoffloadtable): ... this.
27995 (run_gcc): Remove offload_argc and offload_argv.
27996 Get offload_objects_file_name from -foffload-objects=... option.
27997 Read names of object files with offload from this file, pass them to
27998 compile_images_for_offload_targets. Don't call find_offloadbeginend and
27999 don't pass offloadbegin and offloadend to the linker. Don't pass
28000 offload non-LTO files to the linker, because now they're not claimed.
28002 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28005 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28006 on builtin_unreachable.
28008 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28010 PR rtl-optimization/69896
28011 * regcprop.c: Include cfgrtl.h.
28012 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28013 than remembered mode, either delete it (if noop_move_p), or
28014 treat like copy_p but not noop_p instruction.
28016 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28019 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28020 - allow NULL decl for Fortran DW_TAG_common_block variables.
28022 2016-02-24 Jason Merrill <jason@redhat.com>
28024 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28026 2016-02-24 Richard Biener <rguenther@suse.de>
28027 Jakub Jelinek <jakub@redhat.com>
28029 PR middle-end/69760
28030 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28031 conditionally executed ops to well-defined overflow behavior.
28033 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28035 PR middle-end/69915
28036 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28039 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28041 PR rtl-optimization/69886
28042 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28043 argument. Use it when checking validity of set instructions.
28044 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28045 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28047 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28048 * store-motion.c (find_moveable_store): Update
28049 can_assign_to_reg_without_clobbers_p callsite.
28051 2016-02-24 Richard Biener <rguenther@suse.de>
28053 PR middle-end/68963
28054 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28056 (record_nonwrapping_iv): Do not fall back to the low/high bound
28057 for non-constant IV bases if the stmt is not always executed.
28059 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28061 * config/arm/arm-cores.def (cortex-a32): New entry.
28062 * config/arm/arm-tables.opt: Regenerate.
28063 * config/arm/arm-tune.md: Regenerate.
28064 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28065 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28066 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28067 for -mcpu and -mtune.
28069 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28072 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28073 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28074 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28075 (atomic_loaddi_1): Delete.
28076 (atomic_loaddi): Rewrite expander using the above changes.
28078 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28081 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28084 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28085 Richard Biener <rguenth@suse.de>
28087 PR middle-end/69909
28088 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28089 set_mem_attributes if tem is SSA_NAME which got expanded
28092 2016-02-24 Richard Biener <rguenther@suse.de>
28094 PR tree-optimization/69907
28095 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28096 end of permutations for BB vectorization.
28098 2016-02-24 Christian Bruel <christian.bruel@st.com>
28100 * config/arm/arm-c.c (arm_option_override): Initialize
28101 target_option_current_node.
28102 * config/arm/arm.c (arm_pragma_target_parse): Replace
28103 build_target_option_node call by target_option_current_node.
28104 Set target_option_current_node.
28107 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28110 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28111 define_insn_and_split to define_insn.
28112 (zero_extendqi<mode>2_dot2): Same.
28113 (extendqi<mode>2_dot): Same.
28114 (extendqi<mode>2_dot2): Same.
28116 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28118 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28119 and add bypass for AES{D,E} and AESMC pairs.
28120 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28123 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28125 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28126 series for reciprocal square root in Exynos M1.
28128 2016-02-23 Martin Sebor <msebor@redhat.com>
28131 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28132 __builtin_alloca_with_align.
28134 2016-02-23 Richard Henderson <rth@redhat.com>
28136 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28137 (ix86_register_pragmas): Remove __seg_tls.
28138 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28139 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28140 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28141 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28142 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28143 * doc/extend.texi (__seg_tls): Remove item.
28145 2016-02-23 Richard Biener <rguenther@suse.de>
28147 * alloc-pool.h (struct allocation_object): Make id member
28148 conditional on CHECKING_P again.
28149 (get_instance): Adjust.
28150 (base_pool_allocator): Likewise.
28152 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28154 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28155 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28157 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28159 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28161 2016-02-23 Richard Biener <rguenther@suse.de>
28163 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28164 * bitmap.h (struct bitmap_usage): Likewise.
28165 (bitmap_move): Declare.
28166 * bitmap.c (register_overhead): Take size_t argument.
28167 (bitmap_move): New function.
28168 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28169 to properly account overhead.
28170 * tree.c (free_node): Use tree_size.
28172 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28175 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28176 when inverting comparison.
28179 * common.opt (Wunreachable-code): Add Warning flag.
28181 2016-02-23 Mark Wielaard <mjw@redhat.com>
28182 Jakub Jelinek <jakub@redhat.com>
28185 * cgraphunit.c (check_global_declaration): Check main_input_filename
28186 and DECL_SOURCE_FILE are not NULL.
28188 2016-02-23 Martin Jambor <mjambor@suse.cz>
28190 PR tree-optimization/69666
28191 * tree-sra.c (sra_modify_assign): Do not attempt to create
28192 default_def replacements for unscalarizable regions.
28194 2016-02-20 Mark Wielaard <mjw@redhat.com>
28197 * cgraphunit.c (check_global_declaration): Check level of
28198 warn_unused_const_variable and main_input_filename.
28199 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28200 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28201 (-Wunused-const-variable): Explain levels 1 and 2.
28203 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28206 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28207 identical arguments. Formatting and spelling fixes.
28210 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28215 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28216 and m68k-devices.def.
28217 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28218 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28220 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28222 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28223 and HImode registers.
28225 2016-02-22 Richard Biener <rguenther@suse.de>
28227 PR tree-optimization/69882
28228 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28229 preserve permutations present because of gaps.
28230 (vect_supported_load_permutation_p): Always continue checking
28231 permutations after vect_attempt_slp_rearrange_stmts.
28233 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28235 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28236 min_profitable_estimate, rather than min_profitable_iters.
28238 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28241 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28242 SImode for last match_operand.
28244 2016-02-22 Martin Liska <mliska@suse.cz>
28246 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28247 return bitsize - 1 as the return value.
28249 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28253 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28254 Handle negative shift counts.
28255 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28256 force_reg on the shift constant.
28257 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28258 (lshrsi3_d): Handle negative shift counts.
28260 2016-02-22 Richard Biener <rguenther@suse.de>
28261 Tom de Vries <tom@codesourcery.com>
28263 * graph.c: Include dumpfile.h.
28264 (print_graph_cfg): Split into three overloads.
28265 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28267 2016-02-22 Tom de Vries <tom@codesourcery.com>
28269 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28272 2016-02-22 Richard Biener <rguenther@suse.de>
28275 * ipa-inline-transform.c (inline_call): When not updating
28276 overall summaries adjust self size by the growth estimate.
28277 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28278 hash-set, do not update overall summaries here. Renamed from ...
28279 (inline_to_all_callers): ... this which is now wrapping the
28280 above and performing delayed overall summary update.
28281 (early_inline_small_functions): Delay updating of the overall
28284 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28286 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28289 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28292 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28293 :%* in %:gt() argument.
28294 (greater_than_spec_func): Adjust for expecting only numbers,
28295 if there are more than two numbers, compare the last two.
28297 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28299 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28300 -Wnarrowing with -std.
28302 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28305 * expr.c (store_field): Don't use bit-field path if exp is
28306 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28307 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28308 and the assignment can be performed by bitwise copy. Formatting
28311 PR middle-end/69838
28312 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28313 call copy_reg_eh_region_note_forward on before and/or after sequences
28314 and remove note from insn if it no longer can throw.
28317 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28318 if TARGET_AVX512BW.
28320 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28322 * config/s390/vector.md: Add missing commutative operand markers
28323 to the patterns which qualify for one.
28324 * config/s390/vx-builtins.md: Likewise.
28326 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28328 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28329 types to mode iterators.
28330 (vec_double): ... and mode attribute.
28331 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28333 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28335 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28336 Change the predicate of op2 from nonimmediate to general and let
28337 reload fix it if necessary.
28339 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28341 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28343 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28345 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28348 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28350 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28351 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28352 * config/s390/s390.md ("movstr<P:mode>"): Call
28353 s390_expand_vec_movstr.
28355 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28357 * config/s390/s390.md: Add missing output modifier for operand 1
28358 to print it as address properly.
28360 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28362 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28363 * config/s390/2964.md: New file.
28364 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28365 of insn grouping attributes depending on the CPU level.
28366 (s390_get_unit_mask): New function.
28367 (s390_sched_score): Remove the OOO from the scheduling macros.
28368 Add loop to calculate a score for the instruction mix.
28369 (s390_sched_reorder): Likewise plus improve debug output.
28370 (s390_sched_variable_issue): Rename macros as above. Calculate
28371 the unit distances after actually scheduling an insn. Improve
28373 (s390_sched_init): Clear last_scheduled_unit_distance array.
28374 * config/s390/s390.md: Include 2964.md.
28376 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28379 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28380 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28381 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28382 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28383 *avx512f_<code>v8div16qi2_mask_1): New insns.
28385 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28388 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28391 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28392 earlyclobber from target. Use wF constraint for fused memory
28394 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28396 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28397 Martin Liska <mliska@suse.cz>
28400 * cfgexpand.c (asan_sanitize_stack_p): New function.
28401 (partition_stack_vars): Use the function.
28402 (expand_stack_vars): Likewise.
28403 (defer_stack_allocation): Likewise.
28404 (expand_used_vars): Likewise.
28406 2016-02-18 Richard Biener <rguenther@suse.de>
28408 PR middle-end/69553
28409 * fold-const.c (operand_equal_p): Properly compare offsets for
28410 IMAGPART_EXPR and ARRAY_REF.
28412 2016-02-18 Nick Clifton <nickc@redhat.com>
28416 * config/arm/arm.c (arm_option_override_internal): Disable
28417 interworking if the target does not support thumb instructions.
28418 (arm_reload_in_hi): Handle the case where a register to register
28419 move needs reloading because there is no simple pattern to handle
28421 (arm_reload_out_hi): Likewise.
28423 2016-02-18 Richard Biener <rguenther@suse.de>
28425 PR middle-end/69854
28426 * match.pd: Don't use fold_binary or fold_unary for folding
28429 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28432 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28433 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28434 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28435 warn on gimple_no_warning_p statements.
28437 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28439 * doc/extend.texi (C++ Attributes): Correct description of
28440 warn_unused type attribute.
28442 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28444 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28445 correct instruction.
28447 2016-02-17 Richard Biener <rguenther@suse.de>
28449 PR rtl-optimization/69609
28450 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28451 (find_traces_1_round): When ending a trace update cached priority
28453 (bb_to_key): Use cached priority when available.
28454 (copy_bb): Initialize cached priority.
28455 (reorder_basic_blocks_software_trace_cache): Likewise.
28457 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28460 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28462 (aarch64_comparison_operator): Break overly long line into two.
28463 (aarch64_comparison_operation): Likewise.
28464 * config/aarch64/aarch64.md (cstorecc4): Use
28465 aarch64_comparison_operator_mode instead of
28466 aarch64_comparison_operator.
28467 (cstore<mode>4): Likewise.
28468 (aarch64_cstore<mode>): Likewise.
28469 (*cstoresi_insn_uxtw): Likewise.
28470 (cstore<mode>_neg): Likewise.
28471 (*cstoresi_neg_uxtw): Likewise.
28473 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28476 * config/arm/predicates.md (arm_comparison_operator_mode):
28478 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28479 instead of arm_comparison_operator.
28480 (*mov_negscc): Likewise.
28481 (*mov_notscc): Likewise.
28482 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28483 (*thumb2_mov_negscc): Likewise.
28484 (*thumb2_mov_negscc_strict_it): Likewise.
28485 (*thumb2_mov_notscc): Likewise.
28486 (*thumb2_mov_notscc_strict_it): Likewise.
28488 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28490 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28491 Add missing return.
28493 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28495 * config/visium/visium.c (machine_libfunc_index): New enum.
28496 (machine_libfuncs): New structure.
28497 (visium_libfuncs): New static variable.
28498 (TARGET_INIT_LIBFUNCS): Define to...
28499 (visium_init_libfuncs): ...this. New function.
28500 (expand_block_move_4): Use the appropriate libfunc.
28501 (expand_block_move_2): Likewise.
28502 (expand_block_move_1): Likewise.
28503 (expand_block_set_4): Likewise.
28504 (expand_block_set_2): Likewise.
28505 (expand_block_set_1): Likewise.
28506 (visium_trampoline_init): Likewise.
28508 2016-02-17 Nick Clifton <nickc@redhat.com>
28510 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28511 TI's devices.csv file as of March 2016.
28513 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28516 * opts-global.c (handle_common_deferred_options): Introduce and
28517 initialize two global variables to remember command-line options
28518 specifying a stack-limiting register.
28519 * opts.h: Add extern declarations of the two new global variables.
28520 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28521 variable based on the values of the two new global variables.
28523 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28526 * common.opt (Wnonnull-compare): New warning.
28527 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28528 of arguments against NULL.
28529 (-Wnonnull-compare): Document.
28530 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28531 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28532 * passes.def (pass_warn_nonnull_compare): Add.
28533 * gimple-ssa-nonnull-compare.c: New file.
28535 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28537 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28538 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28540 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28542 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28543 reciprocal sqrt for -mlow-precision-recip-sqrt.
28545 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28546 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28548 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28549 always use lane loads to construct non-constant vectors.
28551 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28553 * config/aarch64/aarch64.md
28554 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28555 constraints for operand 3.
28556 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28558 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28559 Richard Biener <rguenther@suse.de>
28561 PR tree-optimization/69820
28562 * tree-vect-patterns.c (type_conversion_p): Return false if
28563 *orig_type is unsigned single precision or boolean.
28564 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28567 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28569 PR rtl-optimization/69764
28570 PR rtl-optimization/69771
28571 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
28572 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
28574 2016-02-16 Richard Biener <rguenther@suse.de>
28576 PR tree-optimization/69776
28577 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
28579 (indirect_refs_may_alias_p): Likewise.
28580 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
28581 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
28582 according to tbaa_p.
28583 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
28584 (optimize_stmt): For redundant store discovery do not allow tbaa.
28586 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
28588 PR tree-optimization/69714
28589 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
28590 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28592 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28594 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28595 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28596 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28597 * config/arc/arc.c (arc_init): Check FPU options.
28598 (get_arc_condition_code): Handle new CC_FPU* modes.
28599 (arc_select_cc_mode): Likewise.
28600 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28601 register pair only. Allow access for ARCv2 accumulator.
28602 (gen_compare_reg): Whenever we have FPU support use FPU compare
28604 (arc_reorg): Don't generate brcc insns when FPU compare
28605 instructions are involved.
28606 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28607 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28608 floating point emulation.
28609 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28610 (REVERSE_CONDITION): Add new CC_FPU* modes.
28611 (TARGET_FP_SP_BASE): Define.
28612 (TARGET_FP_DP_BASE): Likewise.
28613 (TARGET_FP_SP_FUSED): Likewise.
28614 (TARGET_FP_DP_FUSED): Likewise.
28615 (TARGET_FP_SP_CONV): Likewise.
28616 (TARGET_FP_DP_CONV): Likewise.
28617 (TARGET_FP_SP_SQRT): Likewise.
28618 (TARGET_FP_DP_SQRT): Likewise.
28619 (TARGET_FP_DP_AX): Likewise.
28620 * config/arc/arc.md (ARCV2_ACC): New constant.
28621 (type): New fpu type attribute.
28622 (SDF): Conditional iterator.
28623 (cstore<mode>, cbranch<mode>): Change expand condition.
28624 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28625 handles FPU/FPX cases as well.
28626 * config/arc/arc.opt (mfpu): New option.
28627 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28629 (adddf3, muldf3, subdf3): Removed.
28630 * config/arc/predicates.md (proper_comparison_operator): Recognize
28632 * config/arc/fpu.md: New file.
28633 * doc/invoke.texi (ARC Options): Document mfpu option.
28635 2016-02-16 Richard Biener <rguenther@suse.de>
28637 PR rtl-optimization/69291
28638 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28639 noce_operand_ok check.
28641 2016-02-16 Tom de Vries <tom@codesourcery.com>
28644 * omp-low.c (simd_clone_create): Remove call to
28645 symtab->call_cgraph_insertion_hooks.
28647 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28649 PR tree-optimization/69802
28650 * tree-ssa-reassoc.c (update_range_test): If op is
28651 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28652 op == 1 test of precision 1 integral op, otherwise handle
28653 that case as op itself. Fix up formatting.
28654 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28657 2016-02-16 Richard Biener <rguenther@suse.de>
28659 PR tree-optimization/69586
28660 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28661 types for conversion sources.
28663 2016-02-16 Richard Biener <rguenther@suse.de>
28665 PR middle-end/69801
28666 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28667 mask OEP_ADDRESS_OF.
28669 2016-02-16 Alan Modra <amodra@gmail.com>
28672 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28673 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28674 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28676 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28677 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28678 (p8_fmrgow_<mode>): Likewise.
28679 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28681 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28682 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28683 to use movdi_internal64. Remove op0_di.
28684 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28686 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28688 Add support for the FCCMP insn types
28690 * config/aarch64/aarch64.md (fccmp): Change insn type.
28691 (fccmpe): Likewise.
28692 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28693 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28694 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28695 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28696 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28697 * config/arm/types.md (fccmps): Add new insn type.
28698 (fccmpd): Likewise.
28700 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28702 * alias.c (get_alias_set): Fix a typo in comment.
28704 2016-02-15 Richard Biener <rguenther@suse.de>
28706 PR tree-optimization/69595
28707 * match.pd: Complete range test simplification to true.
28709 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28711 PR rtl-optimization/69648
28712 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28713 pic_offset_table_rtx.
28715 PR rtl-optimization/69752
28716 * ira.c (update_equiv_regs): When looking for more than a single SET,
28717 also take other side effects into account.
28719 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28721 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28722 for z900+ CPUs in 31-bit mode.
28724 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28726 * common/config/s390/s390-common.c (s390_supports_split_stack):
28728 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28729 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28730 * config/s390/s390.c (struct machine_function): New field
28731 split_stack_varargs_pointer.
28732 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28733 in s390_emit_prologue.
28734 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28736 (morestack_ref): New global.
28737 (SPLIT_STACK_AVAILABLE): New macro.
28738 (s390_expand_split_stack_prologue): New function.
28739 (s390_live_on_entry): New function.
28740 (s390_va_start): Use split-stack vararg pointer if appropriate.
28741 (s390_asm_file_end): Emit the split-stack note sections.
28742 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28743 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28744 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28745 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28746 (split_stack_prologue): New expand.
28747 (split_stack_space_check): New expand.
28748 (split_stack_data): New insn.
28749 (split_stack_call): New expand.
28750 (split_stack_call_*): New insn.
28751 (split_stack_cond_call): New expand.
28752 (split_stack_cond_call_*): New insn.
28754 2016-02-15 Richard Biener <rguenther@suse.de>
28756 PR tree-optimization/69783
28757 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28758 Add trivially correct cases.
28760 2016-02-15 Tom de Vries <tom@codesourcery.com>
28763 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28765 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28767 2016-02-15 Richard Biener <rguenther@suse.de>
28769 PR tree-optimization/69776
28770 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28771 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28772 indicate whether we can use TBAA to disambiguate against stores.
28773 Use alias-set zero if not.
28774 (visit_reference_op_store): Do not use TBAA when looking up
28776 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28777 (eliminate_dom_walker::before_dom_children): But not when looking
28778 up redundant stores.
28780 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28782 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28784 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28786 * config/i386/znver1.md
28787 (znver1_pop, znver1_pop_mem,
28788 znver1_load_imov_double_store,
28789 znver1_load_imov_direct_store,
28790 znver1_load_imov_direct_load,
28791 znver1_load_imov_double_load): Add new.
28792 (znver1_insn, znver1_insn_load): Add icmov type.
28793 (znver1_sseavx_fma,
28794 znver1_sseavx_fma_load,
28796 znver1_avx256_fma_load): Fix pipe usage.
28798 2016-02-14 Alan Modra <amodra@gmail.com>
28801 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28802 with an invalid hard reg, reload just the reg not the entire
28803 pre/post-inc/dec address expression.
28805 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28808 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28809 fixed R1_REG scratch reg.
28810 (sibcall_value_pcrel_fdpic): Likewise.
28812 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28816 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28818 2016-02-12 Walter Lee <walt@tilera.com>
28820 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28821 * config/tilegx/t-tilegx: Likewise.
28823 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28826 * diagnostic-show-locus.c (struct line_span): New struct.
28827 (layout::get_first_line): Delete.
28828 (layout::get_last_line): Delete.
28829 (layout::get_num_line_spans): New member function.
28830 (layout::get_line_span): Likewise.
28831 (layout::print_heading_for_line_span_index_p): Likewise.
28832 (layout::get_expanded_location): Likewise.
28833 (layout::calculate_line_spans): Likewise.
28834 (layout::m_first_line): Delete.
28835 (layout::m_last_line): Delete.
28836 (layout::m_line_spans): New field.
28837 (layout::layout): Update comment. Replace m_first_line and
28838 m_last_line with m_line_spans, replacing their initialization
28839 with a call to calculate_line_spans.
28840 (diagnostic_show_locus): When printing source lines and
28841 annotations, rather than looping over a single span
28842 of lines, instead loop over each line_span within
28843 the layout, with an inner loop over the lines within them.
28844 Call the context's start_span callback when changing line spans.
28845 * diagnostic.c (diagnostic_initialize): Initialize start_span.
28846 (diagnostic_build_prefix): Break out the building of the location
28847 part of the string into...
28848 (diagnostic_get_location_text): ...this new function, rewriting
28849 it from nested ternary expressions to a sequence of "if"
28851 (default_diagnostic_start_span_fn): New function.
28852 * diagnostic.h (diagnostic_start_span_fn): New typedef.
28853 (diagnostic_context::start_span): New field.
28854 (default_diagnostic_start_span_fn): New prototype.
28856 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28859 * gcc.c (driver::finalize): Fix cleanup of "specs".
28861 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28865 * gcc.c (driver::driver): Initialize m_option_suggestions.
28866 (driver::~driver): Clean up m_option_suggestions.
28867 (suggest_option): Convert to...
28868 (driver::suggest_option): ...this, and split out into
28869 driver::build_option_suggestions and find_closest_string.
28870 (driver::build_option_suggestions): New function, from
28871 first half of suggest_option. Special-case
28872 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
28873 the sanitizer_opts array. For options of enum types, add the
28874 various enum values to the candidate strings.
28875 (driver::handle_unrecognized_options): Remove "const".
28876 * gcc.h (driver::handle_unrecognized_options): Likewise.
28877 (driver::build_option_suggestions): New decl.
28878 (driver::suggest_option): New decl.
28879 (driver::m_option_suggestions): New field.
28880 * opts-common.c (add_misspelling_candidates): New function.
28881 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
28882 and make non-static.
28883 * opts.h (sanitizer_opts): New array decl.
28884 (add_misspelling_candidates): New function decl.
28885 * spellcheck.c (find_closest_string): New function.
28886 * spellcheck.h (find_closest_string): New function decl.
28888 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28890 PR rtl-optimization/69764
28891 PR rtl-optimization/69771
28892 * optabs.c (expand_binop_directly): For shift_optab_p, force
28893 convert_modes with VOIDmode if xop1 has VOIDmode.
28895 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
28898 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
28899 to correctly determine instrumentation thunks.
28901 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28904 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
28905 type by reference, force lhs on the call.
28908 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
28909 Compute retval and retbnd early in all cases if split_part_return_p
28910 and return_bb is not EXIT. Remove all clobber stmts and reset
28911 all debug stmts that refer to SSA_NAMEs defined in split part,
28912 except if it is retval, in that case replace the old retval with the
28913 lhs of the call to the split part.
28915 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28918 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28920 PR middle-end/66726
28921 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28922 whose result is used in PHI.
28923 (maybe_optimize_range_tests): Likewise.
28924 (final_range_test_p): Likweise.
28926 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28928 PR middle-end/66726
28929 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28930 whose result is used in PHI.
28931 (maybe_optimize_range_tests): Likewise.
28932 (final_range_test_p): Likweise.
28934 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28936 * cgraph.c: Spelling fixes - behaviour -> behavior and
28937 neighbour -> neighbor.
28938 * target.def: Likewise.
28939 * sel-sched.c: Likewise.
28940 * config/mips/mips.c: Likewise.
28941 * config/arc/arc.md: Likewise.
28942 * config/arm/cortex-a57.md: Likewise.
28943 * config/arm/arm.c: Likewise.
28944 * config/arm/neon.md: Likewise.
28945 * config/arm/arm-c.c: Likewise.
28946 * config/vms/vms-c.c: Likewise.
28947 * config/s390/s390.c: Likewise.
28948 * config/i386/znver1.md: Likewise.
28949 * config/i386/i386.c: Likewise.
28950 * config/ia64/hpux-unix2003.h: Likewise.
28951 * config/msp430/msp430.md: Likewise.
28952 * config/rx/rx.c: Likewise.
28953 * config/rx/rx.md: Likewise.
28954 * config/aarch64/aarch64-simd.md: Likewise.
28955 * config/aarch64/aarch64.c: Likewise.
28956 * config/nvptx/nvptx.c: Likewise.
28957 * config/bfin/bfin.c: Likewise.
28958 * config/cris/cris.opt: Likewise.
28959 * config/rs6000/rs6000.c: Likewise.
28960 * target.h: Likewise.
28961 * spellcheck.c: Likewise.
28962 * ira-build.c: Likewise.
28963 * tree-inline.c: Likewise.
28964 * builtins.c: Likewise.
28965 * lra-constraints.c: Likewise.
28966 * explow.c: Likewise.
28967 * hwint.h: Likewise.
28968 * targhooks.c: Likewise.
28969 * tree-vect-data-refs.c: Likewise.
28970 * expr.c: Likewise.
28971 * doc/tm.texi: Likewise.
28972 * doc/extend.texi: Likewise.
28973 * doc/install.texi: Likewise.
28974 * doc/md.texi: Likewise.
28975 * tree-ssa-tail-merge.c: Likewise.
28976 * sched-int.h: Likewise.
28977 * match.pd: Likewise.
28978 * sched-ebb.c: Likewise.
28979 * target.def (omit_struct_return_reg): Likewise.
28980 * gimple-ssa-isolate-paths.c: Likewise.
28981 (find_implicit_erroneous_behaviour): Renamed to...
28982 (find_implicit_erroneous_behavior): ... this.
28983 (find_explicit_erroneous_behaviour): Renamed to...
28984 (find_explicit_erroneous_behavior): ... this.
28985 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
28987 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
28989 PR rtl-optimization/64682
28990 PR rtl-optimization/69567
28991 PR rtl-optimization/69737
28992 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
28993 in I2 as well, just lose it.
28995 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28997 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
28999 (aarch64_last_printed_tune_string): Likewise.
29000 (aarch64_declare_function_name): Only output .arch assembler
29001 directive if it will be different from the previously output
29002 directive. Same for .tune comment but only if -dA is set.
29003 (aarch64_start_file): New function.
29004 (TARGET_ASM_FILE_START): Define.
29006 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29009 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29011 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29014 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29015 -Wmaybe-uninitialized warning.
29017 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29020 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29022 2016-02-11 Richard Biener <rguenther@suse.de>
29024 PR rtl-optimization/69291
29025 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29026 subexpressions affected by changing the result.
29028 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29031 * lra-constraints.c (curr_insn_transform): Find in/out operands
29032 for secondary memory moves. Update dups.
29034 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29036 PR tree-optimization/69652
29037 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29038 to nested loop, did source re-formatting, skip debug statements,
29039 add check on statement with volatile operand, remove dead scalar
29042 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29043 Patrick Palka <ppalka@gcc.gnu.org>
29047 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29048 calls if the return type is TREE_ADDRESSABLE.
29049 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29050 * ipa-split.c (split_function): Fix doubled "we" in comment.
29051 Use void return type for the split part even if
29052 !split_point->split_part_set_retval.
29054 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29056 PR tree-optimization/68021
29057 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29058 when computing the value of biv cand by itself.
29060 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29062 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29063 (cortexa57_tunings): Likewise.
29064 (cortexa72_tunings): Likewise.
29065 (arch_macro_fusion_pair_p): Add support for AES fusion.
29066 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29067 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29068 Allow virtual registers before reload so early scheduling works.
29069 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29070 correct latency and pipeline.
29071 (cortex_a57_crypto_complex): Likewise.
29072 (cortex_a57_crypto_xor): Likewise.
29073 (define_bypass): Add AES bypass.
29075 2016-02-10 Richard Biener <rguenther@suse.de>
29077 PR tree-optimization/69726
29078 * passes.def: Add DCE pass before late uninit.
29079 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29080 really fixup if-conversions job.
29082 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29084 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29085 (arm_cortex_a57_tune): Likewise.
29086 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29087 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29089 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29091 * timevar.def (TV_PHASE_DBGINFO): Delete.
29092 (TV_PHASE_CHECK_DBGINFO): Likewise.
29093 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29095 2016-02-10 Richard Biener <rguenther@suse.de>
29097 PR tree-optimization/69719
29098 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29099 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29101 2016-02-09 Andrew Pinski <apinski@cavium.com>
29104 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29105 get_vcond_mask_icode returns false.
29107 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29110 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29111 an ADDIS that adds a pointer to a large constant that sets the
29112 upper16 bits with a load operation.
29114 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29117 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29119 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29121 (vzipq_s16): Likewise.
29122 (vzipq_s32): Likewise.
29123 (vzipq_f32): Likewise.
29124 (vzipq_u8): Likewise.
29125 (vzipq_u16): Likewise.
29126 (vzipq_u32): Likewise.
29127 (vzipq_p8): Likewise.
29128 (vzipq_p16): Likewise.
29130 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29133 * config/arm/arm.c (neon_endian_lane_map): New function.
29134 (neon_vector_pair_endian_lane_map): New function.
29135 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29136 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29138 (vuzpq_s16): Likewise.
29139 (vuzpq_s32): Likewise.
29140 (vuzpq_f32): Likewise.
29141 (vuzpq_u8): Likewise.
29142 (vuzpq_u16): Likewise.
29143 (vuzpq_u32): Likewise.
29144 (vuzpq_p8): Likewise.
29145 (vuzpq_p16): Likewise.
29147 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29150 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29153 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29155 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29156 truncate const_int operand 1 to QImode.
29158 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29160 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29161 corresponding to an abnormal edge.
29163 2016-02-09 Tom de Vries <tom@codesourcery.com>
29165 PR tree-optimization/69599
29166 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29168 (find_func_aliases_for_builtin_call, find_func_clobbers)
29169 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29172 2016-02-09 Richard Biener <rguenther@suse.de>
29174 PR tree-optimization/69715
29175 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29176 LHS on calls as non-rewritable.
29178 2016-02-09 Tom de Vries <tom@codesourcery.com>
29181 * lto-wrapper.c (append_diag_options): New function.
29182 (compile_offload_image): Call append_diag_options.
29184 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29187 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29188 Minor copy-edit to fix verb tenses.
29190 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29192 PR tree-optimization/69209
29193 * ipa-split.c (split_function): If split part is not
29194 returning retval, retval has gimple type but is not
29195 gimple value, force it into a SSA_NAME first.
29197 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29199 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29202 2016-02-08 Jason Merrill <jason@redhat.com>
29205 * convert.c (convert_to_integer_1): Check dofold on truncation
29207 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29208 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29209 Rename from *_nofold.
29210 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29211 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29213 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29216 * tree.c (build_common_tree_nodes): Remove short_double argument.
29217 All callers changed.
29218 * tree.h (build_common_tree_nodes): Adjust declaration.
29219 * doc/invoke.texi (-fshort-double): Remove documentation.
29220 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29221 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29222 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29223 (append_linker_options): Don't handle OPT_fshort_double.
29225 PR rtl-optimization/68730
29226 * lra-remat.c (insn_to_cand_activation): New static variable.
29227 (lra_remat): Allocate and free it.
29228 (create_cand): New arg activation. Initialize a field in
29229 insn_to_cand_activation if it is nonnull.
29230 (create_cands): Pass the activation insn to create_cand when making
29231 a candidate involving an output reload. Reorganize code a little.
29232 (do_remat): Keep track of active status of candidates in a separate
29235 2016-02-08 Richard Biener <rguenther@suse.de>
29237 PR tree-optimization/69719
29238 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29239 Properly use absolute of the difference of the two offsets to
29240 compare or adjust the segment length.
29242 2016-02-08 Richard Biener <rguenther@suse.de>
29243 Jeff Law <law@redhat.com>
29246 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29247 types for anonymous SSA names.
29249 2016-02-08 Richard Biener <rguenther@suse.de>
29251 PR rtl-optimization/69274
29252 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29254 2016-02-08 Jeff Law <law@redhat.com>
29256 PR tree-optimization/65917
29257 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29258 equivalences from if (x == y) style conditionals.
29259 (loop_depth_of_name): Remove.
29260 (record_equality): Remove loop depth check.
29261 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29262 (const_and_copies::record_const_or_copy_raw): New member function.
29263 * tree-ssa-scopedtables.c
29264 (const_and_copies::record_const_or_copy_raw): New, factored out of
29265 (const_and_copies::record_const_or_copy): Call new member function.
29267 2016-02-05 Jeff Law <law@redhat.com>
29269 PR tree-optimization/68541
29270 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29271 (count_stmts_in_block): New function.
29272 (poor_ifcvt_candidate_code): Likewise.
29273 (is_feasible_trace): Add some heuristics to determine when path
29274 splitting is profitable.
29275 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29276 is a diamond with a single exit.
29278 2016-02-05 Martin Sebor <msebor@redhat.com>
29281 * doc/invoke.texi: Update -Wplacement-new to take an optional
29284 2016-02-06 Richard Henderson <rth@redhat.com>
29287 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29288 out of non-standard address spaces.
29290 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29292 PR rtl-optimization/69691
29293 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29295 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29297 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29298 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29299 (*ieee128_mfvsrd_64bit): Likewise.
29300 (*ieee128_mfvsrd_32bit): Likewise.
29302 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29306 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29308 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29309 instrumented_version.
29311 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29313 * doc/invoke.texi (Optimize Options): In table of --param options
29314 rename second occurrence of tracer-min-branch-ratio to
29315 tracer-min-branch-probability, rename
29316 tracer-min-branch-ratio-feedback to
29317 tracer-min-branch-probability-feedback and clarify description,
29318 rename sched-spec-state-edge-prob-cutoff to
29319 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29320 to selsched-insns-to-rename, rename lto-minpartition to
29321 lto-min-partition, delete reorder-blocks-duplicate and
29322 reorder-blocks-duplicate-feedback.
29324 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29326 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29329 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29331 * doc/extend.texi: S/390: Correct some typos.
29333 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29335 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29337 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29340 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29341 (s390_register_info_gprtofpr): Use new macros above.
29342 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29344 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29345 its name. Adjust restore and save gpr ranges.
29346 (s390_register_info_set_ranges): New function.
29347 (s390_register_info): Use new macros above. Call
29348 s390_register_info_set_ranges.
29349 (s390_optimize_register_info): Likewise.
29350 (s390_hard_regno_rename_ok): Use new macros.
29351 (s390_hard_regno_scratch_ok): Likewise.
29352 (s390_emit_epilogue): Likewise.
29353 (s390_can_use_return_insn): Likewise.
29354 (s390_optimize_prologue): Likewise.
29355 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29357 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29360 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29362 (ix86_option_override_internal): Disable TARGET_STV even for
29363 -m{incoming,preferred}-stack-boundary=3.
29365 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29367 * config.gcc: Mark deprecated rtems targets as obsolete.
29369 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29371 PR rtl-optimization/64682
29372 PR rtl-optimization/69567
29373 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29374 before I2 only if the register is both used and set in I2.
29376 2016-02-04 DJ Delorie <dj@redhat.com>
29378 * config/msp430/msp430.c (msp430_start_function): Add function type.
29380 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29383 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29385 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29387 PR rtl-optimization/69577
29389 2015-10-29 Richard Henderson <rth@redhat.com>
29393 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29394 sse check to the exact conditions of PR 67609.
29396 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29399 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29400 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29401 not allowed into the traditional Altivec registers.
29402 (movtd_64bit_nodm): Likewise.
29403 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29405 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29407 * config/aarch64/cortex-a57-fma-steering.c
29408 (aarch64_register_fma_steering): Remove "static" from arguments
29411 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29414 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29415 twice when complex.
29417 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29419 * doc/invoke.texi: Delete -mno-fma4.
29421 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29423 PR rtl-optimization/69577
29424 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29425 (find_subregs_of_mode): Update accordingly. Iterate over partial
29428 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29430 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29431 * config/arm/arm.c (neon_reinterpret): Remove.
29432 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29433 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29434 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29435 vreinterpretti): Remove.
29436 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29437 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29438 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29439 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29440 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29441 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29442 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29443 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29444 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29445 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29446 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29447 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29448 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29449 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29450 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29451 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29452 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29453 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29454 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29455 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29456 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29457 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29458 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29459 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29460 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29461 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29462 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29463 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29464 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29465 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29466 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29467 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29468 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29469 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29470 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29471 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29472 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29473 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29474 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29475 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29476 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29477 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29478 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29479 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29480 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29481 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29482 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29483 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29484 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29485 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29486 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29487 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29488 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29489 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29490 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29491 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29492 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29493 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29494 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29495 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29496 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29497 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29498 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29499 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29500 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29501 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29502 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29503 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29504 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29505 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29506 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29507 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29508 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29509 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29510 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29511 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29512 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29513 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29514 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29515 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29516 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29517 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29518 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29519 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29520 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29521 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29522 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29523 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29524 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29525 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29526 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29527 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29528 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29529 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29530 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29531 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29532 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29533 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29534 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29535 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29536 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29537 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29538 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29540 2016-02-04 Martin Liska <mliska@suse.cz>
29543 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29544 that are gimple_store_p.
29545 (maybe_instrument_call): Likewise.
29547 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29549 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29550 register scaling out of memory reference and comment why.
29552 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29556 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29557 folding the source of a SET.
29559 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29563 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29564 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29566 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
29570 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
29573 2016-02-04 Christian Bruel <christian.bruel@st.com>
29575 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
29576 * config/arm/arm.c (arm_set_current_function): Likewise.
29578 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29579 Ilya Enkovich <enkovich.gnu@gmail.com>
29580 H.J. Lu <hongjiu.lu@intel.com>
29583 * config/i386/i386.c (convert_scalars_to_vector): Remove
29584 stack alignment fixes.
29585 (ix86_option_override_internal): Disable TARGET_STV if stack
29586 might not be aligned enough.
29587 (ix86_minimum_alignment): Assert that TARGET_STV is false.
29589 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29591 * config/i386/x86-tune.def: Disable default prefetching
29594 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29595 Vladimir Makarov <vmakarov@redhat.com>
29598 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29599 in validating fused toc addresses.
29601 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29604 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29605 range->m_caret fields if range->m_show_caret_p is false.
29608 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29609 Force oldval into register if it does not satisfy reg_or_short_operand
29610 predicate. Fix up formatting.
29612 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29613 Alexandre Oliva <aoliva@redhat.com>
29616 * lra-constraints.c (simplify_operand_subreg): Check additionally
29617 address validity after potential reloading.
29618 (process_address_1): Check insns validity. In case of failure do
29621 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29624 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29627 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29629 * wide-int.cc (canonize_uhwi): New function.
29630 (wi::divmod_internal): Use it.
29632 2016-02-02 James Norris <jnorris@codesourcery.com>
29634 * gimplify.c (omp_notice_variable): Add usage check.
29636 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29638 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29639 like LE, GE, LT, GT when emitting relational operator.
29641 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29643 * ira-costs.c (find_costs_and_classes): Add extra argument.
29644 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29645 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29646 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29647 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29648 Add best_class parameter, and return it if not ALL_REGS.
29649 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29651 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29652 Update target hook.
29654 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29656 * config/aarch64/aarch64.c
29657 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29658 (aarch64_ira_change_pseudo_allocno_class): New function.
29660 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29663 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29665 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29667 * config/avr/avr.c (avr_option_override): Set
29668 PARAM_ALLOW_STORE_DATA_RACES to 1.
29670 2016-02-02 Richard Biener <rguenther@suse.de>
29672 PR tree-optimization/69595
29673 * match.pd: Add range test simplifications to true/false.
29675 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29677 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29678 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29681 2016-02-02 Richard Biener <rguenther@suse.de>
29683 PR tree-optimization/69606
29684 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29685 info on the result before moving a stmt.
29687 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29689 PR middle-end/68542
29690 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29691 branch with vector comparison.
29692 * config/i386/sse.md (VI48_AVX): New mode iterator.
29693 (define_expand "cbranch<mode>4): Add support for conditional branch
29694 with vector comparison.
29695 * tree-vect-loop.c (optimize_mask_stores): New function.
29696 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29697 has_mask_store field of vect_info.
29698 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29699 vectorized loops having masked stores after vec_info destroy.
29700 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29701 correspondent macros.
29702 (optimize_mask_stores): Add prototype.
29704 2016-02-02 Alan Modra <amodra@gmail.com>
29707 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29710 2016-02-02 Alan Modra <amodra@gmail.com>
29713 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29714 whenever toc_label_name used.
29715 (rs6000_file_start): Don't set up toc section here,
29716 (rs6000_output_function_epilogue): do so here instead,
29717 (rs6000_xcoff_file_start): and here.
29718 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29719 (load_toc_aix_di): Likewise.
29721 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29723 PR rtl-optimization/69592
29724 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29725 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29726 (num_sign_bit_copies_binary_arith_p): New inline function.
29727 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29729 2016-02-01 Jeff Law <law@redhat.com>
29731 PR tree-optimization/69580
29732 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29733 * tree-ssa-threadbackward.c
29734 (fsm_find_control_statement_thread_paths): Do not try to walk
29735 through large PHI nodes.
29737 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29739 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29740 when count is incremented above limit, don't analyze further
29743 * omp-low.c (oacc_parse_default_dims): Avoid
29744 -Wsign-compare warning, make sure value fits into int
29745 rather than just unsigned int.
29747 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29749 PR tree-optimization/67921
29750 * fold-const.c (split_tree): New parameters. Convert pointer
29751 type variable part to proper type before negating.
29752 (fold_binary_loc): Pass new arguments to split_tree.
29754 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29756 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29757 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29758 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29759 * doc/tm.texti: Rebuilt.
29760 * doc/invoke.texi (fopenacc-dim): Document.
29761 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29762 (append_compiler_options): Likewise.
29763 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29764 (oacc_parse_default_dims): New.
29765 (oacc_validate_dims): Add USED arg. Select non-unity default when
29767 (oacc_loop_fixed_partitions): Return mask of used partitions.
29768 (oacc_loop_auto_partitions): Emit dump info.
29769 (oacc_loop_partition): Return mask of used partitions.
29770 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29771 loop partitioning and validation calls.
29773 2016-02-01 Richard Biener <rguenther@suse.de>
29775 PR middle-end/69556
29776 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29778 2016-02-01 Richard Biener <rguenther@suse.de>
29780 PR tree-optimization/69574
29781 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29782 of asserting return chrec_dont_know.
29784 2016-02-01 Martin Liska <mliska@suse.cz>
29786 * mem-stats-traits.h: Add copyright header.
29787 * mem-stats.h: Likewise.
29789 2016-02-01 Richard Biener <rguenther@suse.de>
29791 PR tree-optimization/69579
29792 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29793 Do not propagate through abnormal PHI results.
29795 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29797 * postreload.c (reload_cse_simplify): Remove dead code.
29799 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29801 PR rtl-optimization/69570
29802 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29803 if there is more than one set, not if there is a single set.
29805 2016-02-01 Richard Henderson <rth@redhat.com>
29808 * combine.c (make_compound_operation): When looking through a
29809 subreg, make sure to re-extend to the width of the outer mode.
29811 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29813 PR tree-optimization/69546
29814 * wide-int.cc (wi::divmod_internal): For unsigned division
29815 where both operands fit into uhwi, if o1 is 1 and o0 has
29816 msb set, if divident_prec is larger than bits per hwi,
29817 clear another quotient word and return 2 instead of 1.
29818 Similarly for remainder with msb in HWI set, if dividend_prec
29819 is larger than bits per hwi.
29821 2016-01-29 Martin Jambor <mjambor@suse.cz>
29823 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29824 Use short lowercase names.
29825 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29826 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29827 acq_rel one. Protect warning agains segfaults if
29828 get_memory_order_name returns NULL.
29829 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29830 with release semantics. Do not warn if get_memory_order already did.
29831 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
29832 semantics. Fix check for relaxed or acquire semantics. Do not warn
29833 if get_memory_order already did.
29835 2016-01-29 Sebastian Pop <s.pop@samsung.com>
29837 * doc/install.texi: Document that isl-0.16 is supported.
29839 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
29842 * config/i386/constraints.md (Bm): Describe as special memory
29844 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
29845 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29846 * genpreds.c (struct constraint_data): Add is_special_memory.
29847 (have_special_memory_constraints, special_memory_start): New
29849 (special_memory_end): Ditto.
29850 (add_constraint): Add new arg is_special_memory. Add code to
29851 process its true value. Update have_special_memory_constraints.
29852 (process_define_constraint): Pass the new arg.
29853 (process_define_register_constraint): Ditto.
29854 (choose_enum_order): Process special memory.
29855 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
29856 function insn_extra_special_memory_constraint.
29857 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29858 * gensupport.c (process_rtx): Process
29859 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29860 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
29861 * ira-lives.c (single_reg_class): Use
29862 insn_extra_special_memory_constraint.
29863 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
29864 * lra-constraints.c (process_alt_operands): Ditto.
29865 (curr_insn_transform): Use insn_extra_special_memory_constraint.
29866 * recog.c (asm_operand_ok, preprocess_constraints): Process
29868 * reload.c (find_reloads): Ditto.
29869 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
29870 * stmt.c (parse_input_constraint): Use
29871 insn_extra_special_memory_constraint.
29873 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29876 * lra-splill.c (lra_final_code_change): Revert r229087 by
29877 removing all sub-registers.
29879 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
29882 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
29884 2016-01-29 Jakub Jelinek <jakub@redhat.com>
29887 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
29888 SSE1, copy target into the temporary reg first before recursing
29891 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29893 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
29896 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29898 * ginclude/stdarg.h: Test __cplusplus instead of
29899 __GXX_EXPERIMENTAL_CXX0X__.
29901 2016-01-29 Richard Biener <rguenther@suse.de>
29903 PR tree-optimization/69547
29904 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
29905 Do not mark clobbers necessary.
29906 (mark_all_reaching_defs_necessary_1): Likewise.
29908 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29910 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
29911 declaration name with %qs and print it in both error messages.
29912 Also fix indentation.
29914 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29917 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
29918 trailing blank line from error message.
29920 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29923 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
29926 2016-01-29 Richard Biener <rguenther@suse.de>
29928 PR middle-end/69537
29929 * match.pd: Allow all integral types when simplifying a
29930 widening or sign-changing conversion.
29932 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29934 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
29935 back to setting codegen_error to fail codegen.
29937 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
29940 * config/i386/constraints.md (C): Only accept constant zero operand.
29941 (BC): New constraint.
29942 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
29943 instead of C constraint.
29944 * doc/md.texi (Machine Constraints): Update description
29947 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
29950 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
29952 2016-01-28 Jakub Jelinek <jakub@redhat.com>
29954 PR middle-end/69542
29955 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
29958 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
29960 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
29961 branches if using guessed profile.
29963 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
29965 * graphite-optimize-isl.c (optimize_isl): Fix dump.
29967 2016-01-28 Richard Henderson <rth@redhat.com>
29970 * config/aarch64/aarch64-modes.def (CC_Cmode): New
29971 * config/aarch64/aarch64-protos.h: Update.
29972 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
29973 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
29974 (aarch64_get_condition_code_1): Handle CC_Cmode.
29975 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
29976 (*add<mode>3_compareC_cconly_imm): New.
29977 (*add<mode>3_compareC_cconly): New.
29978 (*add<mode>3_compareC_imm): New.
29979 (add<mode>3_compareC): New.
29980 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
29981 to be first. Use aarch64_carry_operation.
29982 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
29983 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
29984 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
29985 (subti3): Use subdi3_compare1.
29986 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
29987 (sub<mode>3_compare1): New.
29988 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
29989 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
29990 (*subsi3_carryin_uxtw): Likewise.
29991 (*ngc<mode>, *ngcsi_uxtw): Likewise.
29992 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
29993 * config/aarch64/iterators.md (DWI): New.
29994 * config/aarch64/predicates.md (aarch64_carry_operation): New.
29995 (aarch64_borrow_operation): New.
29997 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29999 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30000 message when isl does not return a valid schedule.
30002 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30004 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30005 Remove comments from class declarations: they are already in the code
30008 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30010 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30012 (ternary_op_to_tree): Same.
30013 (unary_op_to_tree): Same.
30014 (nary_op_to_tree): Same.
30015 (gcc_expression_from_isl_expr_op): Same.
30016 (gcc_expression_from_isl_expression): Same.
30017 (graphite_create_new_loop): Same.
30018 (graphite_create_new_loop_guard): Same.
30019 (build_iv_mapping): Same.
30020 (graphite_create_new_guard): Same.
30021 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30022 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30024 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30026 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30027 instead of setting codegen_error to fail codegen.
30029 2016-01-28 Jason Merrill <jason@redhat.com>
30031 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30033 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30035 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30036 Remove CONST_INT_P check in CCMP cost calculation.
30038 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30040 * config/aarch64/aarch64.c (generic_vector_cost):
30041 Set vec_permute_cost.
30042 (cortexa57_vector_cost): Likewise.
30043 (exynosm1_vector_cost): Likewise.
30044 (xgene1_vector_cost): Likewise.
30045 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30046 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30047 Add vec_permute_cost entry.
30049 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30051 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30053 (add<mode>3_compare0): Likewise.
30054 (addsi3_compare0_uxtw): Likewise.
30055 (add<mode>3nr_compare0): Likewise.
30056 (compare_neg<mode>): Likewise.
30057 (<optab><mode>3): Likewise.
30059 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30061 * tree-vect-stmts.c (vectorizable_comparison): Add
30062 NULL check for vectype.
30064 2016-01-28 Richard Biener <rguenther@suse.de>
30066 PR tree-optimization/69466
30067 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30068 Account for PHIs we couldn't duplicate.
30070 2016-01-28 Martin Liska <mliska@suse.cz>
30073 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30074 instead of ENABLE_VALGRIND_CHECKING.
30076 2016-01-27 Richard Henderson <rth@redhat.com>
30079 * lra-remat.c (subreg_regs): New.
30080 (dump_candidates_and_remat_bb_data): Dump it.
30081 (operand_to_remat): Reject if operand in subreg_regs.
30082 (set_bb_regs): Collect subreg_regs.
30083 (lra_remat): Init and free subreg_regs. Compute
30084 calculate_local_reg_remat_bb_data before create_cands.
30086 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30089 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30090 change stack_alignment_needed for __tls_get_addr call.
30092 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30094 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30096 2016-01-27 Jeff Law <law@redhat.com>
30098 PR tree-optimization/68398
30099 PR tree-optimization/69196
30100 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30101 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30102 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30103 Only count PHIs in the last block in the path. The others will
30104 const/copy propagate away. Add heuristic to allow more irreducible
30105 subloops to be created when it is likely profitable to do so.
30107 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30108 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30109 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30111 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30114 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30115 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30116 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30117 * tree-streamer-in.c: Include asan.h.
30118 (streamer_get_builtin_tree): For builtins in sanitizer
30119 range call initialize_sanitizer_builtins and retry.
30121 2016-01-27 Ian Lance Taylor <iant@google.com>
30123 * common.opt (fkeep-gc-roots-live): New undocumented option.
30124 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30125 -fkeep-gc-roots-live, skip pointers.
30126 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30129 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30132 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30133 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30135 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30138 * configure.ac: NetBSD provides SSP in its C library.
30139 * configure: Updated.
30141 2016-01-27 Richard Biener <rguenther@suse.de>
30143 PR tree-optimization/69166
30144 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30145 reduction code for commutativity / associativity.
30147 2016-01-27 Martin Jambor <mjambor@suse.cz>
30149 PR tree-optimization/69355
30150 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30151 total_scalarization fails.
30153 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30155 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30158 2016-01-27 Christian Bruel <christian.bruel@st.com>
30161 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30162 Move arm_reset_previous_fndecl and set_target_option_current_node in
30163 the conditional part. Call save_restore_target_globals.
30164 * config/arm/arm.c (arm_set_current_function):
30165 Refactor to better support #pragma target and attribute mix.
30166 Call save_restore_target_globals.
30167 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30169 2016-01-27 Martin Liska <mliska@suse.cz>
30171 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30172 reference for an HSA kernel and its host function.
30174 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30176 PR tree-optimization/69399
30177 * wide-int.h (wi::lrshift): For larger precisions, only
30178 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30180 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30182 * config/arc/predicates.md (proper_comparison_operator): Reject
30183 constant-constant comparison.
30185 2016-01-26 Tom de Vries <tom@codesourcery.com>
30187 PR tree-optimization/69110
30188 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30189 DR_NUM_DIMENSIONS == 0.
30191 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30192 Sebastian Pop <s.pop@samsung.com>
30194 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30195 isl_ast_op_cond and isl_ast_op_select.
30196 (gcc_expression_from_isl_expr_op): Same.
30198 2016-01-26 Jason Merrill <jason@redhat.com>
30201 * tree.c (recompute_constructor_flags): Split out from
30203 (verify_constructor_flags): New.
30204 * tree.h: Declare them.
30206 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30208 PR rtl-optimization/69217
30209 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30210 are no TYPE_FIELDS set for the record type.
30212 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30215 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30216 toc_label_name unconditionally.
30217 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30218 SYMBOL_REF string. Use toc_label_name instead of constructing
30220 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30221 constructing LCTOC1.
30223 2016-01-26 Martin Sebor <msebor@redhat.com>
30226 * doc/extend.texi (Common Type Attributes): Move text that talks about
30227 attribute packed from attribute aligned to the section discussing
30228 the former attribute for clarity.
30230 2016-01-26 Richard Henderson <rth@redhat.com>
30232 PR middle-end/60908
30233 * trans-mem.c (tm_region_init): Mark entry block as visited.
30235 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30238 * diagnostic-show-locus.c (layout::print_source_line): Replace
30239 call to pp_newline with call to layout::print_newline.
30240 (layout::print_annotation_line): Likewise.
30241 (layout::move_to_column): Likewise.
30242 (layout::print_any_fixits): After printing any fixits, print a
30243 trailing newline, if necessary.
30244 (layout::print_newline): New method, resetting any colorization
30246 (diagnostic_show_locus): Move the pp_newline to before the
30247 early bailout. Remove dummy block enclosing the layout instance.
30248 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30249 of pp_newline_and_flush with pp_flush.
30250 (diagnostic_append_note): Delete use of pp_newline.
30251 (diagnostic_append_note_at_rich_loc): Delete.
30252 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30253 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30254 when newline characters are added to the buffer.
30256 2016-01-26 Michael Matz <matz@suse.de>
30258 * configure.ac (ac_cv_std_swap_in_utility): New test.
30259 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30260 * configure: Regenerate.
30261 * config.in: Regenerate.
30263 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30265 * config/arc/arc.md (cstoresi4): Force operand into register.
30266 (arcset<code>): Fix predicate.
30267 (arcsetltu): Likewise.
30268 (arcsetgeu): Likewise.
30269 (arcsethi): Likewise.
30270 (arcsetls): Likewise.
30272 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30274 PR tree-optimization/69483
30275 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30276 if base has error_mark_node type.
30278 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30281 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30282 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30284 (vget_lane_f16): Handle big-endian.
30285 (vgetq_lane_f16): Likewise.
30286 (vset_lane_f16): Likewise.
30287 (vsetq_lane_f16): Likewise.
30288 * config/arm/iterators.md (VQXMOV): Add V8HF.
30289 (VDQ): Add V4HF and V8HF.
30290 (V_reg): Handle V4HF and V8HF.
30291 (Is_float_mode): Likewise.
30292 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30293 neon_vdup_nv8hf): New patterns.
30294 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30295 Use VD_LANE iterator.
30296 (neon_vld1_dup<mode>): Use VQ2 iterator.
30298 2016-01-26 Nathan Sidwell <nathan@acm.org>
30300 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30301 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30302 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30303 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30304 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30305 (oacc_validate_dims): Add LEVEL arg, don't return level.
30306 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30307 oacc_validate_dims.
30308 (execute_oacc_device_lower): Adjust, add more dump output.
30309 * tree-ssa-loop.c (gate_oacc_kernels): Use
30310 oacc_fn_attrib_kernels_p.
30311 * tree-parloops.c (create_parallel_loop): Adjust
30312 set_oacc_fn_attrib call.
30314 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30317 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30318 (append_compiler_options): Handle -fcilkplus.
30319 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30321 2016-01-26 Nick Clifton <nickc@redhat.com>
30324 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30325 been marked as DECL_ONE_ONLY but we do not the means to make it
30326 so, then do not allow it to bind locally.
30328 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30331 * opts.h (parse_sanitizer_options): New prototype.
30332 * opts.c (sanitizer_opts): New array.
30333 (parse_sanitizer_options): New function.
30334 (common_handle_option): Use parse_sanitizer_options.
30336 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30339 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30340 alignment adjustment to ...
30341 (ix86_update_stack_boundary): Here. Don't over-align stack for
30343 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30344 if __tls_get_addr is called.
30346 2016-01-26 Christian Bruel <christian.bruel@st.com>
30348 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30350 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30352 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30354 2016-01-26 Richard Biener <rguenther@suse.de>
30356 PR middle-end/69467
30357 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30359 2016-01-26 Richard Biener <rguenther@suse.de>
30361 PR tree-optimization/69452
30362 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30363 (move_computations_dom_walker::before_dom_children): Rename
30365 (move_computations_worker): This.
30366 (move_computations): Perform an RPO rather than a DOM walk.
30368 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30371 * combine.c (combine_instructions): For REG_EQUAL note with
30372 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30373 to the underlying register.
30374 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30375 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30377 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30380 * config/aarch64/aarch64-builtins.c
30381 (aarch64_init_simd_builtin_types): Do not set structural
30382 equality to __Poly{8,16,64,128}_t types.
30384 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30386 PR tree-optimization/69400
30387 * wide-int.cc (wi_pack): Take the precision as argument and
30388 perform canonicalization here rather than in the callers.
30389 Use the main loop to handle all full-width HWIs. Add a
30390 zero HWI if in_len isn't a full result.
30391 (wi::divmod_internal): Update accordingly.
30392 (wi::mul_internal): Likewise. Simplify.
30394 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30395 Sebastian Pop <s.pop@samsung.com>
30397 * graphite-poly.c (apply_poly_transforms): Simplify.
30398 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30399 (print_isl_map): Same.
30400 (print_isl_union_map): Same.
30401 (print_isl_schedule): New.
30402 (debug_isl_schedule): New.
30403 * graphite-dependences.c (scop_get_reads): Do not call
30404 isl_union_map_add_map that is undocumented isl functionality.
30405 (scop_get_must_writes): Same.
30406 (scop_get_may_writes): Same.
30407 (scop_get_original_schedule): Remove.
30408 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30409 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30410 (compute_deps): Remove.
30411 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30412 (debug_schedule_ast): New.
30413 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30414 set_separate_option.
30415 (graphite_regenerate_ast_isl): Add dump.
30416 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30417 from scop->transformed_schedule.
30418 (graphite_regenerate_ast_isl): Add more dump.
30419 * graphite-optimize-isl.c (optimize_isl): Set
30420 scop->transformed_schedule. Check whether schedules are equal.
30421 (apply_poly_transforms): Move here.
30422 * graphite-poly.c (apply_poly_transforms): ... from here.
30423 (free_poly_bb): Static.
30424 (free_scop): Static.
30425 (pbb_number_of_iterations_at_time): Remove.
30426 (print_isl_ast): New.
30427 (debug_isl_ast): New.
30428 (debug_scop_pbb): New.
30429 * graphite-scop-detection.c (print_edge): Move.
30430 (print_sese): Move.
30431 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30432 (build_scop_scattering): Remove.
30433 (create_pw_aff_from_tree): Assert instead of bailing out.
30434 (add_condition_to_pbb): Remove unused code, do not fail.
30435 (add_conditions_to_domain): Same.
30436 (add_conditions_to_constraints): Remove.
30437 (build_scop_context): New.
30438 (add_iter_domain_dimension): New.
30439 (build_iteration_domains): Initialize pbb->iterators.
30440 Call add_conditions_to_domain.
30443 (index_outermost_in_loop): New.
30444 (index_pbb_in_loop): New.
30445 (outermost_pbb_in): New.
30446 (add_in_sequence): New.
30447 (add_outer_projection): New.
30448 (outer_projection_mupa): New.
30449 (add_loop_schedule): New.
30450 (build_schedule_pbb): New.
30451 (build_schedule_loop): New.
30452 (embed_in_surrounding_loops): New.
30453 (build_schedule_loop_nest): New.
30454 (build_original_schedule): New.
30455 (build_poly_scop): Call build_original_schedule.
30456 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30457 (free_poly_dr): Remove.
30458 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30459 (free_poly_bb): Remove.
30460 (debug_loop_vec): Remove.
30461 (print_isl_ast): Declare.
30462 (debug_isl_ast): Declare.
30463 (scop_do_interchange): Remove.
30464 (scop_do_strip_mine): Remove.
30465 (scop_do_block): Remove.
30466 (flatten_all_loops): Remove.
30467 (optimize_isl): Remove.
30468 (pbb_number_of_iterations_at_time): Remove.
30469 (debug_scop_pbb): Declare.
30470 (print_schedule_ast): Declare.
30471 (debug_schedule_ast): Declare.
30472 (struct scop): Remove schedule. Add original_schedule,
30473 transformed_schedule.
30474 (free_gimple_poly_bb): Remove.
30475 (print_generated_program): Remove.
30476 (debug_generated_program): Remove.
30477 (unify_scattering_dimensions): Remove.
30478 * sese.c (print_edge): ... here.
30479 (print_sese): ... here.
30480 (debug_edge): ... here.
30481 (debug_sese): ... here.
30482 * sese.h (print_edge): Declare.
30483 (print_sese): Declare.
30484 (dump_edge): Declare.
30485 (dump_sese): Declare.
30487 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30488 Sebastian Pop <s.pop@samsung.com>
30490 * Makefile.in: Set ISLVER in site.exp.
30492 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30494 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30495 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30496 through DECL_VALUE_EXPR for expansion.
30498 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30500 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30501 the frame info after reload completed.
30503 2016-01-25 Jeff Law <law@redhat.com>
30505 PR tree-optimization/69196
30506 PR tree-optimization/68398
30507 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30508 tree-ssa-threadupdate.c.
30509 (determine_bb_domination_status): Prototype
30510 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30511 (determine_bb_domination_status): No longer static.
30512 (valid_jump_thread_path): Remove code to detect characteristics
30513 of the jump thread path not associated with correctness.
30514 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30515 Correct test for thread path length. Count PHIs for real operands as
30516 statements that need to be copied. Do not count ASSERT_EXPRs.
30517 Look at all the blocks in the thread path. Compute and selectively
30518 filter thread paths based on threading through the latch, threading
30519 a multiway branch or crossing a multiway branch.
30521 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30523 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30524 decl with __attribute__ ((unused)) annotation.
30526 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30529 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30530 of operands is compatible with a statement vectype.
30532 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30534 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30535 improve wording for mixed storage order support.
30537 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30539 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30540 (vcvt_u64_f64): Likewise.
30541 (vcvta_s64_f64): Likewise.
30542 (vcvta_u64_f64): Likewise.
30543 (vcvtm_s64_f64): Likewise.
30544 (vcvtm_u64_f64): Likewise.
30545 (vcvtn_s64_f64): Likewise.
30546 (vcvtn_u64_f64): Likewise.
30547 (vcvtp_s64_f64): Likewise.
30548 (vcvtp_u64_f64): Likewise.
30550 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30552 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30553 (arc_init): Check validity mll64 option.
30554 (arc_save_restore): Use double load/store instruction.
30555 (arc_expand_movmem): Likewise.
30556 (arc_split_move): Don't split if we have double load/store
30557 instructions. Returns a boolean.
30558 (arc_process_double_reg_moves): Change function to return boolean
30559 instead of a sequence of instructions.
30560 (arc_dwarf_register_span): New function.
30561 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30562 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30563 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30564 (*movdf_insn): Likewise.
30565 * config/arc/arc.opt (mll64): New option.
30566 * config/arc/predicates.md (even_register_operand): New predicate.
30567 * doc/invoke.texi (ARC Options): Add mll64 documentation.
30569 2016-01-25 Richard Biener <rguenther@suse.de>
30572 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
30573 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
30575 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
30577 2016-01-25 Richard Biener <rguenther@suse.de>
30579 PR tree-optimization/69376
30580 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
30582 (VN_INFO_ANTI_RANGE_P): New inline.
30583 (VN_INFO_RANGE_TYPE): Likewise.
30584 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
30585 SSA_NAME_ANTI_RANGE_P.
30586 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
30587 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30588 Properly query VN_INFO_RANGE_TYPE.
30590 2016-01-25 Nick Clifton <nickc@redhat.com>
30593 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30595 2016-01-23 Tom de Vries <tom@codesourcery.com>
30597 PR tree-optimization/69426
30598 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30601 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30603 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30604 "the the" with "the" in the comments.
30605 * ipa-devirt.c (build_type_inheritance_graph,
30606 update_type_inheritance_graph): Likewise.
30607 * tree.c (build_function_type_list_1): Likewise.
30608 * cfgloopmanip.c (scale_loop_profile): Likewise.
30609 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30610 * gimple-ssa-split-paths.c
30611 (find_block_to_duplicate_for_splitting_paths): Likewise.
30612 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30613 * expr.c (convert_move): Likewise.
30614 * var-tracking.c (vt_stack_adjustments): Likewise.
30615 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30616 * tree-vrp.c (test_for_singularity): Likewise.
30618 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30619 directly instead of building a temporary tree.
30622 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30623 remove <algorithm> include.
30625 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30628 * config/i386/i386.c: Include dojump.h.
30629 (expand_small_movmem_or_setmem,
30630 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30632 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30633 if dynamic_check != -1.
30635 2016-01-21 Jeff Law <law@redhat.com>
30637 PR middle-end/69347
30638 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30639 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30640 into dominated_by_p.
30641 (cprop_into_successor_phis): Avoid unnecessary tests.
30643 2016-01-22 Richard Henderson <rth@redhat.com>
30646 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30647 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30649 2016-01-22 Michael Matz <matz@suse.de>
30651 * system.h (string, algorithm): Include only conditionally.
30652 (new): Include always under C++.
30653 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30654 * final.c (toplevel): Ditto.
30655 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30656 * genconditions.c (write_header): Make gencondmd.c define
30658 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30660 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30661 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30663 2016-01-22 Christian Bruel <christian.bruel@st.com>
30666 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30668 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30671 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30672 define_insn_and_split. Ensure operands[1] and operands[0] do not
30673 get assigned the same register.
30675 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30677 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30679 2016-01-22 Christian Bruel <christian.bruel@st.com>
30681 * config/arm/arm-c.c (arm_pragma_target_parse):
30682 Remove warn_builtin_macro_redefined overwrite.
30684 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30686 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30687 flag_non_call_exceptions compatibility.
30689 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30692 * dwarf2out.c (add_child_die_after): New function.
30693 (dwarf_qual_info_t): New type.
30694 (dwarf_qual_info): New variable.
30695 (qualified_die_p): New function.
30696 (modified_type_die): For -fdebug-types-section, ensure
30697 canonical order of qualifiers. Put qualified DIEs adjacent
30698 to the corresponding non-qualified type DIE and search there
30699 for existing qualified DIEs.
30701 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30703 * doc/extend.texi (scalar_storage_order type attribute): Document
30704 restriction on type punning and aliasing, and remove future tense.
30706 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30709 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30712 2016-01-21 Jeff Law <law@redhat.com>
30714 PR middle-end/69347
30715 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30716 useless call to record_temporary_equivalences.
30717 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30718 allocate 10 slots in the bb_path vector and let it grow as needed.
30719 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30722 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30724 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30726 * configure: Regenerate.
30728 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30730 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30731 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30733 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30735 PR middle-end/66178
30736 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30737 drop EXPAND_INITIALIZER.
30738 * rtl.h (contains_symbolic_reference_p): Declare.
30739 * rtlanal.c (contains_symbolic_reference_p): New function.
30740 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30741 a subtraction into a NOT if symbolic constants are involved.
30743 2016-01-21 Anton Blanchard <anton@samba.org>
30744 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30747 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30749 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30752 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30754 * config/microblaze/microblaze.c
30755 (get_branch_target): New.
30756 (insert_wic_for_ilb_runout): New.
30758 (microblaze_machine_dependent_reorg): New.
30759 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30760 * config/microblaze/microblaze.md
30761 (UNSPEC_IPREFETCH): Define.
30762 (iprefetch): New pattern
30763 * config/microblaze/microblaze.opt
30764 (mxl-prefetch): New flag.
30766 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30768 * config/microblaze/microblaze.h
30769 (FIXED_REGISTERS): Update in macro.
30770 (CALL_USED_REGISTERS): Update in macro.
30772 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30774 PR rtl-optimization/68920
30775 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30778 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30780 PR rtl-optimization/68990
30781 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30782 pseudo instead of inheritance ones.
30784 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30785 Nick Clifton <nickc@redhat.com>
30789 * config/mips/mips.c (mips_compute_frame_info): Initialise
30790 args_size and hard_frame_pointer_offset fields of the frame
30791 structure before calling mips_global_pointer.
30793 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30795 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30797 * configure: Regenerate.
30799 2016-01-21 Richard Biener <rguenther@suse.de>
30801 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30803 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30805 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30806 to actually emit the .size directive.
30808 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30809 Jakub Jelinek <jakub@redhat.com>
30813 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30814 args array size by one to avoid buffer overflow.
30816 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30818 * config/s390/s390.md (pool_section_start): Use switch_to_section
30819 to select proper read-only data section instead of hardcoding
30821 (pool_section_end): Use switch_to_section to match the above.
30823 2016-01-21 Richard Biener <rguenther@suse.de>
30825 PR tree-optimization/69378
30826 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30827 (set_ssa_val_to): Use it for dominance checks taking into
30828 account not executable edges.
30830 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30833 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
30834 for bitsize instead of GET_MODE_PRECISION (mode).
30836 2016-01-20 Martin Sebor <msebor@redhat.com>
30839 * extend.texi (__sync Builtins): Clarify the semantics of
30840 __sync_fetch_and_OP built-ins on pointers.
30841 (__atomic Builtins): Same.
30843 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30844 Sebastian Pop <s.pop@samsung.com>
30846 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
30847 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
30848 (is_valid_rename): Same.
30849 (translate_isl_ast_to_gimple::get_rename): Same.
30850 (translate_isl_ast_to_gimple::rename_all_uses): Same.
30851 (translate_isl_ast_to_gimple::rename_uses): Same.
30852 (get_new_name): Check for close_phi nodes.
30853 (copy_loop_phi_args): Use phi_node_kind.
30854 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
30855 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
30857 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30858 Sebastian Pop <s.pop@samsung.com>
30860 Revert commit r229783.
30861 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
30862 Remove use of parameter_rename_map.
30863 (copy_def): Remove.
30864 (copy_internal_parameters): Remove.
30865 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
30866 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
30867 (free_sese_info): Do not free parameter_rename_map.
30868 (set_rename): Do not use parameter_rename_map.
30869 (rename_uses): Update call to set_rename.
30870 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
30871 * sese.h (parameter_rename_map_t): Remove.
30872 (struct sese_info_t): Remove field parameter_rename_map.
30874 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30875 Sebastian Pop <s.pop@samsung.com>
30877 * graphite-isl-ast-to-gimple.c: Fix comment.
30878 * graphite-scop-detection.c (defined_in_loop_p): New.
30879 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
30880 names defined in loop.
30882 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30883 Sebastian Pop <s.pop@samsung.com>
30885 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
30886 Discard unstructured if-then-else regions.
30888 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30889 Sebastian Pop <s.pop@samsung.com>
30891 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
30892 (cleanup_loop_iter_dom): Remove.
30893 (build_loop_iteration_domains): Remove.
30894 (build_scop_context): Remove.
30895 (build_scop_iteration_domain): Remove.
30896 (add_loop_constraints): New.
30897 (build_iteration_domains): New.
30898 (build_poly_scop): Call build_iteration_domains.
30900 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30901 Sebastian Pop <s.pop@samsung.com>
30903 * graphite-scop-detection.c
30904 (scop_detection::harmful_loop_in_region): Free dom and loops.
30905 (scop_detection::loop_body_is_valid_scop): Free bbs.
30907 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30908 Sebastian Pop <s.pop@samsung.com>
30910 * graphite-scop-detection.c (record_loop_in_sese): New.
30911 (gather_bbs::before_dom_children): Call record_loop_in_sese.
30912 (build_scops): Remove call to build_sese_loop_nests.
30913 * sese.c (sese_record_loop): Remove.
30914 (build_sese_loop_nests): Remove.
30915 (new_sese_info): Remove region->loops.
30916 (free_sese_info): Same.
30917 * sese.h (sese_contains_loop): Same.
30918 (build_sese_loop_nests): Remove.
30919 (sese_contains_loop): Remove.
30921 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30922 Sebastian Pop <s.pop@samsung.com>
30924 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
30925 loop_is_valid_in_scop.
30926 (scop_detection::harmful_stmt_in_region): Renamed
30927 harmful_loop_in_region.
30928 Call loop_is_valid_in_scop.
30930 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30931 Sebastian Pop <s.pop@samsung.com>
30933 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
30936 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30937 Sebastian Pop <s.pop@samsung.com>
30939 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
30940 * graphite.h (struct poly_bb): Remove field is_reduction.
30941 (PBB_IS_REDUCTION): Remove.
30943 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30944 Sebastian Pop <s.pop@samsung.com>
30946 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
30947 (add_pdr_constraints): Same.
30948 (scop_get_reads): Same.
30949 (scop_get_must_writes): Same.
30950 (scop_get_may_writes): Same.
30951 (scop_get_original_schedule): Same.
30952 (extend_schedule): Same.
30953 (apply_schedule_on_deps): Same.
30954 (carries_deps): Same.
30955 (compute_deps): Same.
30956 (scop_get_dependences): Same.
30957 * graphite-isl-ast-to-gimple.c
30958 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
30959 * graphite-optimize-isl.c (get_schedule_for_band): Same.
30960 (get_schedule_for_band_list): Same.
30961 (get_schedule_map): Same.
30962 (apply_schedule_map_to_scop): Same.
30963 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
30964 (build_loop_iteration_domains): Same.
30965 (add_condition_to_pbb): Same.
30966 (add_param_constraints): Same.
30967 (pdr_add_memory_accesses): Same.
30968 (pdr_add_data_dimensions): Same.
30970 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30972 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
30975 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30977 * common.opt (feliminate-dwarf2-dups): Replace references to
30978 "DWARF 2" with just "DWARF".
30979 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
30980 * doc/extend.texi: Likewise.
30981 * doc/cpp.texi: Likewise.
30982 * doc/invoke.texi: Likewise.
30983 (Option Summary): Add -gdwarf to list of Debugging Options.
30984 (Debugging Options): Document -gdwarf.
30985 * doc/contrib.texi: Spell "DWARF" like that.
30987 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30989 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
30990 warning. Fix up formatting.
30992 PR middle-end/67653
30993 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
30994 attempt to mark memory input operand addressable and
30995 call prepare_gimple_addressable in that case. Don't adjust
30996 input_location for diagnostics, use error_at instead.
30998 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31000 * config/rs6000/ppc-auxv.h: New file.
31001 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31002 (cpu_is): Likewise.
31003 (cpu_supports): Likewise.
31004 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31005 (cpu_is_info): New variable.
31006 (cpu_supports_info): Likewise.
31007 (tcb_verification_symbol): Likewise.
31008 (cpu_builtin_p): Likewise.
31009 (cpu_expand_builtin): New function.
31010 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31011 (rs6000_init_builtins): Likewise.
31012 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31013 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31014 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31015 * configure: Regenerate.
31016 * config.in: Likewise.
31017 * doc/extend.texi (PowerPC Built-in Functions): Document
31018 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31020 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31023 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31025 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31028 2016-01-20 Richard Henderson <rth@redhat.com>
31034 * tree.c (tm_define_builtin): New.
31035 (find_tm_vector_type): New.
31036 (build_tm_vector_builtins): New.
31037 (build_common_builtin_nodes): Call it.
31039 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31041 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31042 (arm_fp_ok): Likewise.
31043 (arm_fp): Likewise.
31044 (arm_crypto): Likewise.
31046 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31047 Richard Biener <rguenther@suse.de>
31049 PR tree-optimization/69328
31050 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31051 vectors have same number of elements.
31052 (vectorizable_condition): Fix masked version recognition.
31054 2016-01-20 Richard Biener <rguenther@suse.de>
31056 PR tree-optimization/69345
31057 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31058 (VN_INFO_PTR_INFO): Likewise.
31059 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31060 info when it is equal between non-dominating SSA names.
31061 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31062 Make sure to look at original SSA infos.
31064 2016-01-20 Jeff Law <law@redhat.com>
31067 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31069 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31070 (pc_or_label_operand): New predicate.
31071 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31072 tests for small integers that are 2^n - 1.
31074 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31076 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31078 2016-01-19 Jeff Law <law@redhat.com>
31080 PR middle-end/69347
31081 * tree-ssa-threadbackwards.c
31082 (fsm_find_control_statement_thread_paths): Do not try to lookup
31083 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31085 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31087 * doc/lto.texi: Remove text that says only Gold has linker plugin
31090 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31092 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31093 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31094 the DIE accordingly.
31095 (modified_type_die): Add REVERSE parameter and pass it recursively,
31096 as well as to base_type_die. Adjust presence check accordingly.
31097 (base_type_for_mode): Adjust call to modified_type_die.
31098 (add_type_attribute): Add REVERSE parameter and pass it to
31100 (generic_parameter_die): Adjust call to add_type_attribute.
31101 (add_scalar_info): Likewise.
31102 (add_subscript_info): Likewise.
31103 (gen_array_type_die): Likewise.
31104 (gen_descr_array_type_die): Likewise.
31105 (gen_entry_point_die): Likewise.
31106 (gen_enumeration_type_die): Likewise.
31107 (gen_formal_parameter_die): Likewise.
31108 (gen_subprogram_die): Likewise.
31109 (gen_variable_die ): Likewise.
31110 (gen_const_die): Likewise.
31111 (gen_field_die): Likewise.
31112 (gen_pointer_type_die): Likewise.
31113 (gen_reference_type_die): Likewise.
31114 (gen_ptr_to_mbr_type_die): Likewise.
31115 (gen_inheritance_die): Likewise.
31116 (gen_subroutine_type_die): Likewise.
31117 (gen_typedef_die): Likewise.
31118 (force_type_die): Adjust call to modified_type_die.
31120 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31122 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31123 flow throughout the file. Fix broken link to Objective-C 2.0
31125 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31128 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31130 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31132 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31135 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31136 (maybe_record_node): Record cxa_pure_virtual as the only possible
31137 target if there are not ohter candidates.
31138 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31140 2016-01-19 Richard Biener <rguenther@suse.de>
31142 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31143 (get_memory_order): Likewise.
31145 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31147 * tree-vect-stmts.c (vectorizable_store): Check
31150 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31153 * gcc.c (driver::decode_argv): Add call to
31154 init_opts_obstack before init_options_struct.
31155 * opts.c (init_opts_obstack): Remove idempotency.
31156 (init_options_struct): Replace call to init_opts_obstack
31157 with a gcc_assert to verify that it has already been called.
31158 * toplev.c (toplev::main): Add call to init_opts_obstack before
31159 calls to init_options_struct.
31160 (toplev::finalize): Move cleanup of opts_obstack next to
31161 cleanup of save_decoded_options, clearing the latter, and
31162 save_decoded_options_count.
31164 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31167 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31168 attribute to unconditional. Remove %? from output template.
31170 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31171 Jiong Wang <jiong.wang@arm.com>
31173 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31174 generated from different expand order.
31176 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31178 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31179 Add support for CCMP costing.
31181 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31183 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31184 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31185 (fccmpe<mode>): Likewise.
31186 (fcmp): Rename to fcmp and globalize pattern.
31188 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31189 (aarch64_gen_ccmp_next): Add FP support.
31191 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31193 * target.def (gen_ccmp_first): Update documentation.
31194 (gen_ccmp_next): Likewise.
31195 * doc/tm.texi (gen_ccmp_first): Update documentation.
31196 (gen_ccmp_next): Likewise.
31197 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31198 expand_ccmp_expr_1. Improve comments.
31199 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31200 (ccmp_ior<mode>): Remove pattern.
31201 (cmp<mode>): Remove expand.
31202 (cmp): Globalize pattern.
31203 (cstorecc4): Use cc_register.
31204 (mov<mode>cc): Remove ccmp_cc_register check.
31205 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31206 Simplify after removal of CC_DNE/* modes.
31207 (aarch64_ccmp_mode_to_code): Remove.
31208 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31209 In 'k' case use integer as condition.
31210 (aarch64_nzcv_codes): Remove inverted cases.
31211 (aarch64_code_to_ccmode): Remove.
31212 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31213 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31214 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31215 pattern. Return the comparison with CC register. Invert conditions
31216 when bitcode is OR.
31217 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31218 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31220 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31222 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31223 instrumented_version.
31225 2016-01-19 Richard Biener <rguenther@suse.de>
31227 PR tree-optimization/69336
31228 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31229 handled components with get_ref_base_and_extent.
31230 (equal_mem_array_ref_p): Adjust.
31232 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31235 * shrink-wrap.c: Include valtrack.h.
31236 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31237 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31238 in between insn and where it will be moved to. Call
31239 dead_debug_insert_temp.
31240 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31241 first and dead_debug_local_finish at the end.
31242 For uses and defs bitmap, handle all regs in between REGNO and
31243 END_REGNO, not just the first one.
31245 2016-01-19 Richard Biener <rguenther@suse.de>
31247 PR tree-optimization/69352
31248 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31249 (equal_mem_array_ref_p): Constrain size and max size properly.
31250 Compare the reverse flag.
31252 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31254 * ira.c (ira): Update regstat data if we deleted insns.
31256 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31258 PR rtl-optimization/68955
31259 PR rtl-optimization/64557
31260 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31261 here. Fix up formatting.
31262 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31264 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31267 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31268 assume that the node has body.
31269 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31272 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31274 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31277 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31279 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31280 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31282 2016-01-19 Martin Jambor <mjambor@suse.cz>
31283 Martin Liska <mliska@suse.cz>
31284 Michael Matz <matz@suse.de>
31286 * Makefile.in (OBJS): Add new source files.
31287 (GTFILES): Add hsa.c.
31288 * common.opt (disable_hsa): New variable.
31289 (-Whsa): New warning.
31290 * config.in (ENABLE_HSA): New.
31291 * configure.ac: Treat hsa differently from other accelerators.
31292 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31293 $enable_offloading.
31294 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31295 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31296 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31297 --with-hsa-kmt-lib.
31298 * doc/invoke.texi (-Whsa): Document.
31299 (hsa-gen-debug-stores): Likewise.
31300 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31301 to invoke offload compiler for hsa acclerator.
31302 * opts.c (common_handle_option): Determine whether HSA offloading
31303 should be performed.
31304 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31305 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31306 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31307 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31308 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31309 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31310 GF_OMP_FOR_KIND_GRID_LOOP.
31311 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31312 (pp_gimple_stmt_1): Likewise.
31313 * gimple-walk.c (walk_gimple_stmt): Likewise.
31314 * gimple.c (gimple_build_omp_grid_body): New function.
31315 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31316 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31317 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31318 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31319 GF_OMP_TEAMS_GRID_PHONY.
31320 (gimple_statement_omp_single_layout): Updated comments.
31321 (gimple_build_omp_grid_body): New function.
31322 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31323 (gimple_omp_for_grid_phony): New function.
31324 (gimple_omp_for_set_grid_phony): Likewise.
31325 (gimple_omp_parallel_grid_phony): Likewise.
31326 (gimple_omp_parallel_set_grid_phony): Likewise.
31327 (gimple_omp_teams_grid_phony): Likewise.
31328 (gimple_omp_teams_set_grid_phony): Likewise.
31329 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31330 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31331 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31332 (BUILT_IN_GOMP_TARGET): Updated type.
31333 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31334 (adjust_for_condition): New function.
31335 (get_omp_for_step_from_incr): Likewise.
31336 (extract_omp_for_data): Moved parts to adjust_for_condition and
31337 get_omp_for_step_from_incr.
31338 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31339 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31340 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31341 (scan_omp_parallel): Do not create child functions for phony
31343 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31344 (scan_omp_1_op): Checking assert we are not remapping to
31345 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31346 (parallel_needs_hsa_kernel_p): New function.
31347 (expand_parallel_call): Register apprpriate parallel child
31348 functions as HSA kernels.
31349 (grid_launch_attributes_trees): New type.
31350 (grid_attr_trees): New variable.
31351 (grid_create_kernel_launch_attr_types): New function.
31352 (grid_insert_store_range_dim): Likewise.
31353 (grid_get_kernel_launch_attributes): Likewise.
31354 (get_target_argument_identifier_1): Likewise.
31355 (get_target_argument_identifier): Likewise.
31356 (get_target_argument_value): Likewise.
31357 (push_target_argument_according_to_value): Likewise.
31358 (get_target_arguments): Likewise.
31359 (expand_omp_target): Call get_target_arguments instead of looking
31360 up for teams and thread limit.
31361 (grid_expand_omp_for_loop): New function.
31362 (grid_arg_decl_map): New type.
31363 (grid_remap_kernel_arg_accesses): New function.
31364 (grid_expand_target_kernel_body): New function.
31365 (expand_omp): Call it.
31366 (lower_omp_for): Do not emit phony constructs.
31367 (lower_omp_taskreg): Do not emit phony constructs but create for them
31368 a temporary variable receiver_decl.
31369 (lower_omp_taskreg): Do not emit phony constructs.
31370 (lower_omp_teams): Likewise.
31371 (lower_omp_grid_body): New function.
31372 (lower_omp_1): Call it.
31373 (grid_reg_assignment_to_local_var_p): New function.
31374 (grid_seq_only_contains_local_assignments): Likewise.
31375 (grid_find_single_omp_among_assignments_1): Likewise.
31376 (grid_find_single_omp_among_assignments): Likewise.
31377 (grid_find_ungridifiable_statement): Likewise.
31378 (grid_target_follows_gridifiable_pattern): Likewise.
31379 (grid_remap_prebody_decls): Likewise.
31380 (grid_copy_leading_local_assignments): Likewise.
31381 (grid_process_kernel_body_copy): Likewise.
31382 (grid_attempt_target_gridification): Likewise.
31383 (grid_gridify_all_targets_stmt): Likewise.
31384 (grid_gridify_all_targets): Likewise.
31385 (execute_lower_omp): Call grid_gridify_all_targets.
31386 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31387 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31388 (tree_omp_clause): Added union field dimension.
31389 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31390 * tree.c (omp_clause_num_ops): Added number of arguments of
31391 OMP_CLAUSE__GRIDDIM_.
31392 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31393 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31394 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31395 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31396 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31397 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31398 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31399 * tree-pass.h (make_pass_gen_hsail): Declare.
31400 (make_pass_ipa_hsa): Likewise.
31401 * ipa-hsa.c: New file.
31402 * lto-section-in.c (lto_section_name): Add hsa section name.
31403 * lto-streamer.h (lto_section_type): Add hsa section.
31404 * timevar.def (TV_IPA_HSA): New.
31405 * hsa-brig-format.h: New file.
31406 * hsa-brig.c: New file.
31407 * hsa-dump.c: Likewise.
31408 * hsa-gen.c: Likewise.
31411 * toplev.c (compile_file): Call hsa_output_brig.
31412 * hsa-regalloc.c: New file.
31414 2016-01-18 Jeff Law <law@redhat.com>
31416 PR tree-optimization/69320
31417 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31418 ranged object, do nothing if the RHS constant is not [0..1].
31419 (optimize_stmt): Comparing a boolean ranged object against a
31420 constant outside [0..1] results in a compile-time constant.
31422 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31425 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31427 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31428 (Option Summary): Update to reflect new section and moved options.
31429 (C++ Dialect Options): Move -fstats to new section.
31430 (Debugging Options): Move all dump, statistics, and other GCC
31431 developer options to new section. Rewrite section introduction
31432 and re-order remaining options to put the more basic ones first.
31433 (Optimization Options): Move -fira-verbose and -flto-report* to
31435 (Developer Options): New section incorporating moved options.
31436 * doc/cppopts.texi (-dM): Update cross-reference.
31438 2016-01-18 Richard Henderson <rth@redhat.com>
31441 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31442 operands to pseudo only if CSE is expected. Split long immediate
31443 operands only after reload, and for the stack pointer.
31444 (*add<GPI>3_pluslong): Remove.
31445 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31446 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31447 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31448 (*add<GPI>3 peepholes): New.
31449 (*add<GPI>3 splitters): New.
31450 * config/aarch64/constraints.md (Upl): New.
31451 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31453 2016-01-18 Richard Biener <rguenther@suse.de>
31455 PR tree-optimization/69297
31456 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31458 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31460 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31462 PR middle-end/68542
31463 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31464 of mixind vector and scalar types.
31465 (fold_relational_const): Add handling of vector
31466 comparison with boolean result.
31467 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31468 comparison of vector operands with boolean result for EQ/NE only.
31469 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31470 (verify_gimple_cond): Likewise.
31471 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31474 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31476 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31479 2016-01-18 Richard Biener <rguenther@suse.de>
31481 PR middle-end/69308
31482 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31484 2016-01-18 Tom de Vries <tom@codesourcery.com>
31486 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31488 2016-01-18 Tom de Vries <tom@codesourcery.com>
31490 * omp-low.c (set_oacc_fn_attrib): Make extern.
31491 * omp-low.h (set_oacc_fn_attrib): Declare.
31492 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31493 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31494 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31495 Add and handle function parameter oacc_kernels_p.
31496 (find_reduc_addr, get_omp_data_i_param): New function.
31497 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31498 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31499 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31500 Calculate dominance info. Skip loops that are not in a kernels region
31501 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31502 (pass_parallelize_loops::execute): Call parallelize_loops with
31503 oacc_kernels_p argument.
31504 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31505 New member function.
31506 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31507 * passes.def: Add argument to pass_parallelize_loops instantation.
31509 2016-01-18 Tom de Vries <tom@codesourcery.com>
31511 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31512 pass_parallelize_loops to be run outside the loop pipeline.
31514 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31516 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31517 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31519 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31522 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31523 using get_ref_base_and_extent.
31524 (equal_mem_array_ref_p): New.
31525 (hashable_expr_equal_p): Add call to previous.
31527 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31530 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31531 (sra_initialize): Allocate disqualified_constants.
31532 (sra_deinitialize): Free disqualified_constants.
31533 (disqualify_candidate): Update disqualified_constants when appropriate.
31534 (create_access): Scan for constant-pool entries as we go along.
31535 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31536 (maybe_add_sra_candidate): Allow constant-pool entries.
31537 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31538 (initialize_constant_pool_replacements): New.
31539 (sra_modify_assign): Avoid mangling assignments created by previous,
31540 and don't generate writes into constant pool.
31541 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31543 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31545 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31546 andnot instruction.
31547 (scalar_chain::convert_op): Likewise.
31548 * config/i386/i386.md (*andndi3_doubleword): New.
31550 2016-01-18 Richard Biener <rguenther@suse.de>
31552 PR tree-optimization/69170
31553 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31554 building a vector from scalar results of a pattern stmt.
31556 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31558 * haifa-sched.c (autopref_multipass_init): Work around
31559 -Wmaybe-uninitialized warning.
31561 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31563 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31564 against the constant 0.
31566 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31568 PR tree-optimization/68799
31569 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
31570 look up phi candidates in the statement-candidate map.
31571 (phi_add_costs): Likewise.
31572 (record_phi_increments): Likewise.
31573 (phi_incr_cost): Likewise.
31574 (ncd_with_phi): Likewise.
31575 (all_phi_incrs_profitable): Likewise.
31577 2016-01-17 Jakub Jelinek <jakub@redhat.com>
31579 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
31580 -Wmaybe-uninitialized warning.
31582 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
31584 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31585 (Option Summary): Update to reflect new section and moved options.
31586 (C++ Dialect Options): Move -fvtable-verify and related options.
31587 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
31588 and profiling-related options.
31589 (Optimization Options): Move profile generation options and
31590 -fstack-protector and related options.
31591 (Instrumentation Options): New section incorporating moved options.
31592 (Code Generation Options): Move -finstrument-functions and
31593 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31595 2016-01-16 Tom de Vries <tom@codesourcery.com>
31597 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31599 2016-01-16 Tom de Vries <tom@codesourcery.com>
31601 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31603 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31605 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31606 that checks whether the table is already empty. Rename the
31607 original implementation to...
31608 (hash_table::empty_slot): ...this new private function.
31610 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31612 PR diagnostic/68899
31613 * diagnostic-show-locus.c (layout::print_source_line): Move x
31614 offset of line until after call to
31615 get_line_width_without_trailing_whitespace.
31617 2016-01-15 Jeff Law <law@redhat.com>
31619 PR tree-optimization/69270
31620 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31621 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31622 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31623 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31624 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31625 ssa_name_has_boolean_range and constant_boolean_node.
31627 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31629 PR rtl-optimization/69030
31630 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31632 (spill_pseudos): Delete debug insn for dead pseudo.
31633 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31635 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31637 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31639 (TYPES_UNOPUS): Likewise.
31640 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31641 builtin type, from UNOP to UNOPUS.
31642 (lbtruncuv4sf): Likewise.
31643 (lbtruncuv2df): Likewise.
31644 (lrounduv2sf): Likewise.
31645 (lrounduv4sf): Likewise.
31646 (lrounduv2df): Likewise.
31647 (lroundusf): Likewise.
31648 (lroundusf): Likewise.
31649 (lceiluv2sf): Likewise.
31650 (lceiluv4sf): Likewise.
31651 (lceiluv2df): Likewise.
31652 (lceilusf): Likewise.
31653 (lceiludf): Likewise.
31654 (lflooruv2sf): Likewise.
31655 (lflooruv4sf): Likewise.
31656 (lflooruv2df): Likewise.
31657 (lfloorusf): Likewise.
31658 (lfloorudf): Likewise.
31659 (lfrintnuv2sf): Likewise.
31660 (lfrintnuv4sf): Likewise.
31661 (lfrintnuv2df): Likewise.
31662 (lfrintnusf): Likewise.
31663 (lfrintnudf): Likewise.
31664 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31666 (vcvtq_u32_f32): Likewise.
31667 (vcvtq_u64_f64): Likewise.
31668 (vcvta_u32_f32): Likewise.
31669 (vcvtaq_u32_f32): Likewise.
31670 (vcvtaq_u64_f64): Likewise.
31671 (vcvtm_u32_f32): Likewise.
31672 (vcvtmq_u32_f32): Likewise.
31673 (vcvtmq_u64_f64): Likewise.
31674 (vcvtn_u32_f32): Likwise.
31675 (vcvtnq_u32_f32): Likewise.
31676 (vcvtnq_u64_f64): Likewise.
31677 (vcvtp_u32_f32): Likewise.
31678 (vcvtpq_u32_f32): Likewise.
31679 (vcvtpq_u64_f64): Likewise.
31680 (vcvtmd_u64_f64): Likewise.
31681 (vcvtms_u32_f32): Likewise.
31682 (vcvtad_u64_f64): Likewise.
31683 (vcvtas_u32_f32): Likewise.
31684 (vcvtnd_u64_f64): Likewise.
31685 (vcvtns_u32_f32): Likewise.
31686 (vcvtpd_u64_f64): Likewise.
31687 (vcvtps_u32_f32): Likewise.
31689 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31691 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31692 CSEL of zero_extended registers.
31694 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31696 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31697 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31699 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31701 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31702 false when argument string is not found in the attributes table
31705 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31708 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31709 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31710 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31711 precision estimate.
31713 2016-01-15 Richard Biener <rguenther@suse.de>
31715 PR tree-optimization/66856
31716 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31717 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31718 (vect_create_new_slp_node): Increment stmt reference count.
31719 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31720 an SLP tree before swapping operands.
31721 (vect_build_slp_tree): Likewise.
31722 (destroy_bb_vec_info): Free stmt info after SLP instances.
31723 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31724 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31725 (STMT_VINFO_NUM_SLP_USES): New macro.
31727 2016-01-15 Richard Biener <rguenther@suse.de>
31730 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31731 (add_linkage_name): ... here.
31732 (gen_typedef_die): Use add_linkage_name_raw instead of
31733 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31736 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31738 * gimplify.c (oacc_default_clause): Decode reference and pointer
31739 types for both kernels and parallel regions.
31741 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31743 PR middle-end/69246
31744 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31746 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31748 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31749 (convert_scalars_to_vector): Likewise.
31751 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31753 * doc/extend.texi (Type Traits): Fix grammar.
31755 2016-01-15 Martin Jambor <mjambor@suse.cz>
31757 * tree-inline.c (remap_decl): Use existing dclarations if
31758 remapping a type and prevent_decl_creation_for_types.
31759 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31760 decls first. Do real remapping with
31761 prevent_decl_creation_for_types set.
31762 * tree-inline.h (copy_body_data): New field
31763 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31766 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31768 * config/s390/s390.opt (mmvcle): More verbose help text.
31770 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31772 * config/s390/s390.opt: Add period to -mzvector option text.
31774 2016-01-15 Richard Biener <rguenther@suse.de>
31776 PR tree-optimization/68961
31777 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31778 of invariants in stores again.
31780 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31782 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31784 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31786 * config/i386/i386.c (ix86_expand_branch): Don't split
31787 DI mode xor instruction to SI mode.
31789 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31792 * ipa-icf.c (sem_function::merge): Virtual functions may become
31793 reachable even if they address is not taken and there are no
31796 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31798 * lto-streamer-out.c (subtract_estimated_size): New function.
31799 (get_symbol_initial_value): Use it.
31801 2016-01-15 Christian Bruel <christian.bruel@st.com>
31804 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31805 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31806 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31807 use add_builtin_function_ext_scope instead of add_builtin_function.
31808 (neon_set_p, neon_crypto_set_p): Remove.
31809 (arm_init_builtins): Always call arm_init_neon_builtins and
31810 arm_init_crypto_builtins.
31811 (arm_expand_builtin): Check that builtins are allowed for the arch.
31812 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31813 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31814 arm_init_neon_builtins call.
31816 2016-01-15 Richard Biener <rguenther@suse.de>
31818 PR tree-optimization/69117
31819 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31820 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31821 of the leader conservatively.
31822 (free_scc_vn): Restore original SSA name infos.
31824 2016-01-14 Jeff Law <law@redhat.com>
31826 PR tree-optimization/69270
31827 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31828 single bit of precision, verify it's also unsigned.
31829 (record_edge_info): Use constant_boolean_node rather than fold_convert
31830 to convert boolean_true/boolean_false to the right type.
31832 2016-01-14 Richard Henderson <rth@redhat.com>
31835 * loop-doloop.c (record_reg_sets): New.
31836 (doloop_optimize): Reject the transform if the sequence
31837 clobbers registers live at the end of the loop block.
31838 (doloop_optimize_loops): Enable df_live if needed.
31840 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31842 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
31843 * config/rs6000/rs6000.c: Likewise.
31844 * config/rs6000/rs6000.h: Likewise.
31845 * config/rs6000/rs6000.md: Likewise.
31846 * doc/extend.texi: Likewsie.
31848 2016-01-14 Jeff Law <law@redhat.com>
31850 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
31853 2016-01-14 Richard Henderson <rth@redhat.com>
31857 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
31858 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
31859 instead of builtin_decl_declared_p to test for declaration.
31861 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
31863 * doc/loop.texi (Loop Analysis and Representation): Document
31864 loop_depth function.
31866 2016-01-14 Tom de Vries <tom@codesourcery.com>
31868 PR tree-optimization/68773
31869 * omp-low.c (expand_omp_target): Don't set force_output.
31870 * varpool.c (varpool_node::get_create): Same.
31871 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
31872 offload_funcs with force_output.
31874 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31877 * lra-eliminations.c (move_plus_up): Don't change anything if either
31878 the outer or inner subreg mode is not MODE_INT.
31879 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
31880 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
31882 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31884 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
31885 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
31886 reduc_uplus_@var{m}): Remove.
31887 * expr.c (expand_expr_real_2): Remove expansion path for
31888 reduc_[us](min|max|plus) optabs.
31889 * optabs-tree.c (scalar_reduc_to_vector): Remove.
31890 * optabs-tree.h (scalar_reduc_to_vector): Remove.
31891 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
31892 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
31893 * tree-vect-loop.c (vectorizable_reduction): Remove test for
31894 reduc_[us](min|max|plus) optabs.
31896 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31898 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
31899 (reduc_plus_scal_v2sf): New.
31900 (reduc_smax_v2sf): Rename to...
31901 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
31902 (reduc_smin_v2sf): Rename to...
31903 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
31905 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
31907 * alias.c (compare_base_symbol_refs): New function.
31908 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
31911 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31913 PR middle-end/68146
31914 PR tree-optimization/69155
31915 * tree-complex.c: Include cfganal.h.
31916 (phis_to_revisit): New variable.
31917 (extract_component): Add phiarg_p argument. Assert that returned
31918 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
31919 (update_phi_components): Partly rewrite to use loop over real/imag
31920 components instead of code duplication. If extract_component returns
31921 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
31922 create_tmp_reg into the PHI node instead, and mention the phi triplet
31923 in phis_to_revisit.
31924 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
31925 in phis_to_revisit at the end.
31927 2016-01-14 Richard Biener <rguenther@suse.de>
31929 PR tree-optimization/68060
31930 * tree-vect-loop.c (vect_is_simple_reduction): Check the
31931 outer loop reduction is only used in the inner loop before
31932 detecting a double reduction.
31934 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31937 * combine.c (expand_field_assignment): Punt if compute_mode is
31938 unsupported scalar mode.
31940 2016-01-14 Richard Biener <rguenther@suse.de>
31942 PR tree-optimization/66856
31943 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
31944 SLP node only if it built successfully.
31945 (vect_analyze_slp_instance): Adjust.
31947 2016-01-14 Jeff Law <law@redhat.com>
31949 PR tree-optimization/69270
31950 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
31951 (record_edge_info): Use it. Convert boolean_{true,false}_node
31952 to the type of op0.
31954 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
31957 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
31958 use block_ultimate_origin
31959 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
31961 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31963 * doc/invoke.texi (Submodel Options): Rename section to
31964 "Machine-Dependent Options" to better reflect its content.
31965 Rewrite introductory text to remove archaic CPU names.
31968 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31970 * doc/invoke.texi (Code Gen Options): Move section up in file,
31971 before target-specific options. Update menu and option summary
31972 to reflect the new section ordering.
31974 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31976 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
31977 (C++ Dialect Options): Add cross-reference to -std option.
31978 * doc/standards.texi (C++ Language): Document C++14 support.
31980 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
31982 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
31983 for pack/unpack functions for __ibm128.
31984 (PACK_IF): Likewise.
31985 (UNPACK_IF): Likewise.
31987 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
31988 support for __ibm128 pack/unpack functions.
31989 (rs6000_invalid_builtin): Likewise.
31990 (rs6000_init_builtins): Likewise.
31991 (rs6000_opt_masks): Likewise.
31993 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
31994 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
31996 (RS6000_BTM_COMMON): Likewise.
31998 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
31999 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32000 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32001 128-bit floating point. Add support for the double values to be
32002 in Altivec registers for TF/IF packing and unpacking, but restrict
32003 TD packing sub-fields to be FPR registers. Don't allow overlapped
32004 register support for packing. Allow pack inputs to be memory
32005 locations. Don't build generator functions for unpack<mode>_dm
32006 and unpack<mode>_nodm.
32007 (unpack<mode>_dm): Likewise.
32008 (unpack<mode>_nodm): Likewise.
32009 (pack<mode>): Likewise.
32011 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32012 built-in functions to pack/unpack explicit __ibm128 values.
32013 (__builtin_unpack_ibm128): Likewise.
32015 * doc/extend.texi (PowerPC Built-in Functions): Document
32016 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32018 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32021 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32022 Add new arg loc and pass it down as context.
32023 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32024 to the location to use for the warning.
32025 (check_function_arguments): New arg loc. All callers changed. Pass
32026 it to check_function_nonnull.
32027 * c-common.h (check_function_arguments): Adjust declaration.
32029 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32031 PR tree-optimization/69156
32032 * gimple.c (validate_type): Removed.
32033 (gimple_builtin_call_types_compatible_p): Use
32034 useless_type_conversion_p instead of validate_type.
32035 * value-prof.c (gimple_stringop_fixed_value): Fold
32036 icall_size to correct type.
32038 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32040 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32043 2016-01-13 Richard Henderson <rth@redhat.com>
32046 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32047 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32048 (ix86_builtin_tm_store): Remove.
32049 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32050 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32051 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32052 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32053 * doc/tm.texi: Rebuild.
32055 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32056 (BUILT_IN_TM_MEMCPY_RTWN): New.
32057 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32058 fallback from vector to integer helpers.
32059 (build_tm_load): Handle vector types directly, instead of
32061 (build_tm_store): Likewise.
32062 (expand_assign_tm): Prepare for register types not handled by
32063 the above. Copy them to memory and use memcpy.
32064 * tree.c (tm_define_builtin): New.
32065 (find_tm_vector_type): New.
32066 (build_tm_vector_builtins): New.
32067 (build_common_builtin_nodes): Call it.
32069 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32071 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32072 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32074 2016-01-13 Tom de Vries <tom@codesourcery.com>
32076 PR tree-optimization/69169
32077 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32078 handled_struct_type param.
32079 (create_variable_info_for, intra_create_variable_infos): Call
32080 create_variable_info_for_1 with extra arg.
32082 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32084 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32085 and "armv8.1-a+crc" entries.
32087 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32090 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32091 Change first operand predicate from register_or_constm1_operand
32092 to register_operand.
32093 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32094 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32095 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32096 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32097 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32098 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32099 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32100 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32101 comparison with constm1_rtx from vec_prefetch_gen part.
32103 2016-01-13 Richard Biener <rguenther@suse.de>
32105 PR tree-optimization/69013
32106 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32107 Exchange assert for a test.
32109 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32112 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32114 2016-01-13 Richard Biener <rguenther@suse.de>
32116 PR tree-optimization/69242
32117 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32118 assert with a check.
32120 2016-01-13 Richard Biener <rguenther@suse.de>
32122 PR tree-optimization/69186
32123 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32124 Properly guard vect_update_misalignment_for_peel call.
32126 2016-01-12 Jeff Law <law@redhat.com>
32128 PR tree-optimization/pr67755
32129 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32130 "need_profile_correction".
32131 (thread_block_1): Initialize new field to false by default. If we
32132 have multiple thread paths through a common joiner to different
32133 final targets, then set new field to true.
32134 (compute_path_counts): Only do count adjustment when it's really
32137 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32139 * doc/invoke.texi (Spec Files): Move section down in file, past
32140 all command-line option descriptions.
32142 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32144 PR middle-end/54809
32145 * doc/gty.texi: Remove documentation of mark_hook.
32146 * gengtype.c (struct write_types_data): Remove code to support
32147 mark_hook attribute.
32148 (walk_type): Likewise.
32149 (write_func_for_structure): Likewise.
32151 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32153 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32154 Directory Options, and -specs= to Overall Options.
32155 (Overall Options): Adjust similarly. Reorder to group related
32156 options together. Make -specs= cross-reference the spec file details.
32157 (Directory Options): Adjust similarly.
32159 2016-01-12 Jeff Law <law@redhat.com>
32161 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32163 2016-01-12 Olivier Hainque <hainque@adacore.com>
32165 * gcc.c (spec_undefvar_allowed): New global.
32166 (process_command): Set to true when running for --version or --help,
32168 (getenv_spec_function): When the variable is not defined, use the
32169 variable name as the variable value if we're allowed not to issue
32172 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32174 PR tree-optimization/68911
32175 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32176 information computed for expression "init + nit * step".
32178 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32180 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32181 about name of GCC executable. Remove deleted node from menu.
32182 (Directory Options) <-B>: Remove cross-reference to deleted node.
32183 (Target Options): Delete section.
32185 2016-01-12 Christian Bruel <christian.bruel@st.com>
32188 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32189 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32191 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32194 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32195 aligned_mem is properly set for AVX512-VL floating point masked
32199 * ifcvt.c (cond_exec_process_if_block): When removing the last
32200 insn from then_bb, remove also any possible barriers that follow it.
32202 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32206 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32207 (PTRDIFF_TYPE): Likewise.
32208 (WCHAR_TYPE): Likewise.
32209 (WCHAR_TYPE_SIZE): Likewise.
32210 (STDINT_LONG32): Likewise.
32212 2016-01-12 Richard Biener <rguenther@suse.de>
32214 PR tree-optimization/69053
32215 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32216 convert initial value for cond reductions.
32218 2016-01-12 Richard Biener <rguenther@suse.de>
32220 PR tree-optimization/69007
32221 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32222 widen_sum after dot_prod and sad.
32224 2016-01-12 Richard Biener <rguenther@suse.de>
32226 PR tree-optimization/69168
32227 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32228 pattern stmt SLP type.
32229 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32230 end up unused so cope with that case.
32232 2016-01-12 Richard Biener <rguenther@suse.de>
32234 PR tree-optimization/69157
32235 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32236 stmts def type only during analyze phase.
32237 (vectorizable_call): Likewise.
32238 (vectorizable_simd_clone_call): Likewise.
32239 (vectorizable_conversion): Likewise.
32240 (vectorizable_assignment): Likewise.
32241 (vectorizable_shift): Likewise.
32242 (vectorizable_operation): Likewise.
32243 (vectorizable_store): Likewise.
32244 (vectorizable_load): Likewise.
32246 2016-01-12 Richard Biener <rguenther@suse.de>
32248 PR tree-optimization/69174
32249 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32251 (vectorizable_load): Properly compute the number of loads needed
32252 for permuted strided SLP loads and do not spuriously assign
32253 to SLP_TREE_VEC_STMTS.
32255 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32257 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32258 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32259 (MD_EXEC_PREFIX): Remove.
32260 (MD_STARTFILE_PREFIX) Removee.
32261 (FILE_NAME_ABSOLUTE_P): Remove.
32262 (CPP_SPEC): Do not read macros from sys/version.h.
32263 (LINK_COMMAND_SPEC): Remove.
32264 (LOCAL_INCLUDE_DIR): Remove.
32265 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32266 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32267 (POST_LINK_SPEC): Define to invoke stubify after linker
32268 (LIBSTDCXX): Remove define
32269 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32270 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32271 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32272 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32273 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32274 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32275 (i386_djgpp_asm_named_section): Add propotype of new procedure
32277 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32278 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32279 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32280 in config/i386/djgpp.h).
32281 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32282 STANDARD_STARTFILE_PREFIX_1.
32283 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32284 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32285 installation errors.
32286 (MAX_OFILE_ALIGNMENT): Define to 128.
32287 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32289 * config/i386/djgpp.c: New file. Add implementation of
32290 i386_djgpp_asm_named_section.
32292 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32294 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32295 Add rule for building djgpp.o.
32297 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32299 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32300 (rtx_is_swappable_p): Reductions are swappable.
32301 (insn_is_swappable_p): V2DF reductions are swappable.
32303 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32305 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32306 reloads for other unsupported memory operands.
32308 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32309 Jim Wilson <jim.wilson@linaro.org>
32312 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32313 copy_to_mode_reg instead of force_reg.
32315 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32318 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32319 TARGET_80387 is true.
32321 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32324 * lra-eliminations.c (move_plus_up): Only move plus up
32325 if subreg of the constant can be simplified into constant
32326 and use the simplified subreg of the constant instead of
32327 the original constant.
32329 * fold-const.c (fold_convertible_p): Don't return true
32330 for conversion of VECTOR_TYPE to same sized integral type.
32331 (fold_convert_loc): Fix up formatting. Fold conversion of
32332 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32333 instead of NOP_EXPR.
32335 PR tree-optimization/69214
32336 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32337 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32340 PR tree-optimization/69207
32341 * tree-vect-slp.c (vect_get_constant_vectors): For
32342 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32343 fold_convertible_p to vector_type's element type, and always
32344 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32346 2016-01-11 Richard Biener <rguenther@suse.de>
32348 PR tree-optimization/69173
32349 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32350 fixup the cycle if all stmts are in a pattern.
32352 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32354 PR middle-end/68999
32355 * alias.c (base_alias_check): Move check for addresses with
32356 alignment ANDs before the call for compare_base_decls.
32357 (memrefs_conflict_p): Return -1 for different decls
32358 that went through alignment adjustments.
32360 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32362 PR rtl-optimization/68796
32363 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32364 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32365 and QImode comparisons against zero with CC_NZmode.
32366 * config/aarch64/iterators.md (short_mask): New mode_attr.
32368 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32370 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32371 (<avx512>_store<mode>_mask): Likewise.
32373 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32374 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32376 PR rtl-optimization/68841
32377 * ifcvt.c (struct noce_if_info): Add orig_x field.
32378 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32379 Don't record conflicts on to_rename if it's present.
32380 Allow memory destinations in sets.
32381 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32382 blocks, passing orig_x to the checks.
32383 (noce_process_if_block): Set if_info->orig_x appropriately.
32385 2016-01-11 Tom de Vries <tom@codesourcery.com>
32387 PR tree-optimization/69069
32388 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32390 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32392 PR rtl-optimization/68920
32393 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32394 of conditional moves for RTL if-conversion to 1 for
32395 TARGET_ONE_IF_CONV_INSN.
32396 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32397 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32398 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32399 parameter to restirct number of conditional moves for
32401 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32402 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32405 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32408 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32409 onepart vars. Fix typo in comment. Fix reversed condition in
32411 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32414 * var-tracking.c (dump_onepart_variable_differences): New.
32415 (dataflow_set_different): If a detailed dump is requested,
32416 delay early returns and dump differences between onepart
32417 variables present before and after, and added variables.
32419 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32422 * expr.c (expand_expr_real_1): For boolean vector constants
32423 with a scalar mode use const_scalar_mask_from_tree.
32424 (const_scalar_mask_from_tree): New.
32425 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32426 assigned to a mask type to handle constants.
32428 2016-01-11 Martin Jambor <mjambor@suse.cz>
32431 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32432 useless parameters if we cannot change function signature.
32434 2016-01-11 Martin Jambor <mjambor@suse.cz>
32437 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32440 2016-01-11 Tom de Vries <tom@codesourcery.com>
32442 PR tree-optimization/69109
32443 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32446 2016-01-11 Tom de Vries <tom@codesourcery.com>
32448 PR tree-optimization/69108
32449 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32450 res is not used in a phi.
32452 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32455 * common.opt (frandom-seed): Fix parameter name.
32456 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32458 2016-01-11 Tom de Vries <tom@codesourcery.com>
32460 PR tree-optimization/69058
32461 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32464 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32466 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32467 (mcode-density): Likewise.
32469 2016-01-10 Tom de Vries <tom@codesourcery.com>
32471 PR tree-optimization/69062
32472 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32473 (parallelize_loops): Don't paralelize loop that has phi with address
32476 2016-01-10 Tom de Vries <tom@codesourcery.com>
32478 PR tree-optimization/69039
32479 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32482 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32484 PR middle-end/68743
32485 * match.pd: Require target has function_c99_misc before doing
32486 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32488 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32490 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32492 * configure: Regenerate.
32494 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32496 PR middle-end/50865
32497 PR tree-optimization/69097
32498 * fold-const.h (expr_not_equal_to): New prototype.
32499 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32500 (expr_not_equal_to): New function.
32501 * match.pd (X % -Y is the same as X % Y): Don't optimize
32502 unless X is known not to be equal to minimum or Y is known
32503 not to be equal to -1.
32504 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32505 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32506 (simplify_stmt_using_ranges): Adjust caller.
32507 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32508 substitute_and_fold.
32510 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32512 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32515 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32517 PR tree-optimization/69167
32518 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32519 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32521 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32523 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32524 Richard Biener <rguenther@suse.de>
32526 PR tree-optimization/68707
32527 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32528 instances that can be handled via vect_load_lanes.
32530 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32532 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32533 if we can't determine address equivalence.
32534 * alias.c (compare_base_decl): Update for changed return value of
32535 symtab_node::equal_address_to.
32537 2016-01-08 Jason Merrill <jason@redhat.com>
32541 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32542 * expr.c (store_field): Not here.
32543 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32544 call with TREE_ADDRESSABLE type.
32545 * tree-cfg.c (verify_gimple_call): Adjust.
32547 2016-01-08 Olivier Hainque <hainque@adacore.com>
32549 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32552 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32554 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32555 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32556 (reduc_smin_v2sf): Rename to...
32557 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32558 (reduc_splus_v2sf): Rename to...
32559 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32561 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32563 PR tree-optimization/69162
32564 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32565 valist argument in another argument.
32566 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32567 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
32568 to determine the va_list type, build a MEM_REF instead of
32569 build_fold_indirect_ref.
32571 PR tree-optimization/69172
32572 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
32575 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
32577 PR tree-optimization/67781
32578 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
32579 and cmpnop in two steps: first the ones not accessed in original
32580 gimple expression in a endian independent way and then the ones not
32581 accessed in the final result in an endian-specific way.
32583 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32585 PR tree-optimization/69083
32586 * tree-vect-slp.c (vect_get_constant_vectors): For
32587 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
32588 element type. If op is fold_convertible_p to vector_type's element
32589 type, use NOP_EXPR instead of VCE.
32591 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32593 PR rtl-optimization/67778
32594 PR rtl-optimization/68634
32595 PR rtl-optimization/68909
32596 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32597 block from the stack until done with it. Remove a superfluous
32598 bitmap set. Remove a superfluous bitmap test.
32600 2016-01-07 Martin Sebor <msebor@redhat.com>
32603 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32604 constraint on the type of arguments.
32606 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32608 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32609 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32610 unaligned_access on the gcc_options set.
32611 * config/arm/arm.c (arm_option_override_internal): Use
32612 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32614 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32617 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32618 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32620 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32623 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32626 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32627 depending on frame_pointer_needed before remaining integer and SSE
32628 registers are saved.
32630 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32633 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32635 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32638 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32639 Use the "xBm" constraint.
32640 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32642 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32643 (sse_cvtsi2ssq<round_name>): Likewise.
32644 (sse_cvtss2si<round_name>): Likewise.
32645 (sse_cvtss2siq<round_name>): Likewise.
32646 (sse2_cvtsi2sdq<round_name>): Likewise.
32647 (sse2_cvtsd2si<round_name>): Likewise.
32648 (sse2_cvtsd2siq<round_name>): Likewise.
32649 * config/i386/subst.md (round_nimm_scalar_predicate): New
32652 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32654 PR middle-end/67639
32655 * varasm.c (make_decl_rtl): Mark invalid register vars as
32658 PR rtl-optimization/66206
32659 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32660 All callers changed.
32662 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32664 PR tree-optimization/69141
32665 * tree-ssa-pre.c: Include langhooks.h.
32666 (eliminate_dom_walker::before_dom_children): Use
32667 lang_hooks.decl_printable_name instead of
32668 cgraph_node::get ()->name ().
32670 PR middle-end/68960
32671 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32672 it and DECL_ALIGN too.
32674 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32676 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32678 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32681 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32682 depending on frame_pointer_needed before remaining integer and SSE
32683 registers are saved.
32685 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32687 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32688 mode iterator with VSX_M2.
32689 (*p9_vecstore_<mode>): Likewise.
32690 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32691 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32692 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32693 (define_split for VSX_LE128 stores): Likewise.
32694 (define_peephole2 for TImode LE swaps): Likewise.
32695 (define_split for VSX_LE128 post-reload stores): Likewise.
32697 2016-01-06 Marek Polacek <polacek@redhat.com>
32700 * convert.c (convert_to_integer_1): Adjust call to
32701 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32702 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32703 EXPR instead of ARG.
32704 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32706 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32709 * doc/extend.texi (RL78 Variable Attributes): New section.
32711 2016-01-05 Marek Polacek <polacek@redhat.com>
32714 * builtins.c (get_memmodel): Use expansion point location rather than
32715 the input location. Call warning_at rather than warning.
32716 (expand_builtin_atomic_compare_exchange): Likewise.
32717 (expand_builtin_atomic_load): Likewise.
32718 (expand_builtin_atomic_store): Likewise.
32719 (expand_builtin_atomic_clear): Likewise.
32721 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32724 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32725 Replace nonimmediate_operand with vector_operand.
32726 * config/i386/predicates.md (vector_operand): New predicate.
32727 (general_vector_operand): Replace nonimmediate_operand with
32729 * config/i386/sse.md: Replace nonimmediate_operand with
32730 vector_operand and m constraint with Bm constraint on SSE
32731 patterns with 16-byte memory operand.
32732 * config/i386/subst.md (round_nimm_predicate): Replace
32733 nonimmediate_operand with vector_operand.
32734 (round_saeonly_nimm_predicate): Likewise.
32735 (round_saeonly_nimm_scalar_predicate): New.
32737 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32740 * config/i386/constraints.md (Bm): New constraint.
32741 * config/i386/predicates.md (vector_memory_operand): New
32743 * config/i386/sse.md: Replace xm with xBm in plusminus and
32744 any_logic patterns.
32746 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32749 * doc/extend.texi (V850 Function Attributes): New section.
32750 (V850 Variable Attributes): New section.
32752 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32755 * doc/extend.texi (MicroBlaze Function Attributes): Document
32756 interrupt_handler and fast_interrupt attributes.
32758 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32761 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32762 for local symbolic operands.
32763 * config/ia64/predicates.md (local_symbolic_operand64): New
32766 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32768 PR rtl-optimization/68651
32769 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32772 2016-01-05 Nathan Sidwell <nathan@acm.org>
32774 * alias.c (compare_base_decls): Use symtab_node::get.
32776 2016-01-05 Nick Clifton <nickc@redhat.com>
32779 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32780 secondary_reload_info structure.
32783 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32784 decls if weak support is available.
32786 2016-01-04 Martin Sebor <msebor@redhat.com>
32788 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32790 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32792 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32793 OPTION_MASK_P9_DFORM.
32795 * config/rs6000/constraints.md (wo constraint): New constraint for
32798 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32800 (rs6000_init_hard_regno_mode_ok): Likewise.
32802 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32805 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32806 expanders not to have constraints. Add support for ISA 3.0 xxperm
32807 instruction. Add support for fusing xxlor with xxperm.
32808 (altivec_vperm_<mode>_internal): Likewise.
32809 (altivec_vperm_v8hiv16qi): Likewise.
32810 (altivec_vperm_<mode>v16q): Likewise.
32811 (altivec_vperm_<mode>_uns): Likewise.
32812 (vperm_v8hiv4si): Likewise.
32813 (vperm_v16qiv8hi): Likewise.
32815 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32817 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32819 Update copyright years.
32821 * gcc.c (process_command): Update copyright notice dates.
32822 * gcov-dump.c (print_version): Ditto.
32823 * gcov.c (print_version): Ditto.
32824 * gcov-tool.c (print_version): Ditto.
32825 * gengtype.c (create_file): Ditto.
32826 * doc/cpp.texi: Bump @copying's copyright year.
32827 * doc/cppinternals.texi: Ditto.
32828 * doc/gcc.texi: Ditto.
32829 * doc/gccint.texi: Ditto.
32830 * doc/gcov.texi: Ditto.
32831 * doc/install.texi: Ditto.
32832 * doc/invoke.texi: Ditto.
32834 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32836 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
32837 modes larger than TImode as TImode if NEON is not enabled.
32839 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32842 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
32843 mode for %f0-%f31 only if TARGET_FPU.
32845 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32848 * config/sparc/sparc.c (scan_record_type): Take into account subfields
32849 to compute the PACKED_P predicate.
32850 (function_arg_record_value): Minor tweaks.
32852 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32854 * doc/install.texi (--with-multilib-list): Describe the meaning of the
32855 option for arm*-*-* targets.
32857 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
32859 * doc/extend.texi (Common Function Attributes): Move docs for
32860 MSP430-specific attributes to....
32861 (MSP430 Function Attributes): ...here. Delete the redundant
32862 entries and copy-edit the remaining text.
32863 (MSP430 Variable Attributes): Use uniform format for index
32864 entries and add a cross-reference to the corresponding function
32867 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
32869 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
32871 (x86 Options): Likewise.
32873 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32877 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
32878 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
32879 to corresponding attribute.
32881 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32883 * doc/extend.texi (Common Function Attributes) <noplt>: Move
32884 to correct alphabetization of table. Copy-edit and correct
32886 <stack_protect>: Likewise.
32887 <target_clones>: Likewise.
32889 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
32890 Correct punctuation.
32891 (Code Gen Options) <-fno-plt>: Copy-edit.
32893 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
32896 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
32897 SI values. Explicitly convert SI to DI and vice-versa.
32899 2016-01-01 Jakub Jelinek <jakub@redhat.com>
32901 PR tree-optimization/69070
32902 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
32903 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
32906 * ubsan.c (ubsan_instrument_float_cast): Call
32907 initialize_sanitizer_builtins.
32910 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
32912 Copyright (C) 2016 Free Software Foundation, Inc.
32914 Copying and distribution of this file, with or without modification,
32915 are permitted in any medium without royalty provided the copyright
32916 notice and this notice are preserved.