1 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3 * config/aarch64/aarch64-simd-builtins.def
4 (BSL_P): Added di and v2di mode.
5 * config/aarch64/arm_neon.h
6 (vsriq_n_p64, vsri_n_p64): Added poly type.
7 (vextq_p64, vext_p64): Likewise.
8 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
10 2016-11-28 Tamar Christina <tamar.christina@arm.com>
12 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
13 (TYPES_GETREGP): Likewise.
14 (TYPES_SHIFTINSERTP): Likewise.
15 (TYPES_COMBINEP): Likewise.
16 (TYPES_STORE1P): Likewise.
17 * config/aarch64/aarch64-simd-builtins.def
18 (combine): Added poly generator.
19 (get_dregoi): Likewise.
20 (get_dregci): Likewise.
21 (get_dregxi): Likewise.
25 * config/aarch64/arm_neon.h
26 (poly64x1x2_t, poly64x1x3_t): New.
27 (poly64x1x4_t, poly64x2x2_t): Likewise.
28 (poly64x2x3_t, poly64x2x4_t): Likewise.
29 (poly64x1_t): Likewise.
30 (vcreate_p64, vcombine_p64): Likewise.
31 (vdup_n_p64, vdupq_n_p64): Likewise.
32 (vld2_p64, vld2q_p64): Likewise.
33 (vld3_p64, vld3q_p64): Likewise.
34 (vld4_p64, vld4q_p64): Likewise.
35 (vld2_dup_p64, vld3_dup_p64): Likewise.
36 (vld4_dup_p64, vsli_n_p64): Likewise.
37 (vsliq_n_p64, vst1_p64): Likewise.
38 (vst1q_p64, vst2_p64): Likewise.
39 (vst3_p64, vst4_p64): Likewise.
40 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
41 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
42 (vget_lane_p64, vgetq_lane_p64): Likewise.
43 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
44 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
45 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
46 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
47 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
48 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
49 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
50 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
51 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
52 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
53 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
54 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
55 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
56 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
57 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
58 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
59 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
60 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
61 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
62 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
63 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
64 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
65 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
66 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
67 (vset_lane_p64, vsetq_lane_p64): Likewise.
68 (vget_low_p64, vget_high_p64): Likewise.
69 (vcombine_p64, vst2_lane_p64): Likewise.
70 (vst3_lane_p64, vst4_lane_p64): Likewise.
71 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
72 (vst4q_lane_p64, vget_lane_p64): Likewise.
73 (vget_laneq_p64, vset_lane_p64): Likewise.
74 (vset_laneq_p64, vcopy_lane_p64): Likewise.
75 (vcopy_laneq_p64, vdup_n_p64): Likewise.
76 (vdupq_n_p64, vdup_lane_p64): Likewise.
77 (vdup_laneq_p64, vld1_p64): Likewise.
78 (vld1q_p64, vld1_dup_p64): Likewise.
79 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
80 (vmov_n_p64, vmovq_n_p64): Likewise.
81 (vst3q_p64, vst4q_p64): Likewise.
82 (vld1_lane_p64, vld1q_lane_p64): Likewise.
83 (vst1_lane_p64, vst1q_lane_p64): Likewise.
84 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
85 (vdupq_laneq_p64): Likewise.
87 2016-11-28 Tamar Christina <tamar.christina@arm.com>
88 * config/arm/arm_neon.h (vget_lane_p64): New.
90 2016-11-28 Iain Sandoe <iain@codesourcery.com>
93 * configure.ac (with_ld64): Use portable method to extract the
94 major part of the version number.
95 * configure: Regenerated.
97 2016-11-28 Jakub Jelinek <jakub@redhat.com>
99 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
100 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
101 intmax_t couldn't be determined.
102 (format_integer): Make {,u}intmax_type_node no longer static,
103 initialize them only when needed. For z and t use
104 signed_or_unsigned_type_for instead of assuming size_t and
105 ptrdiff_t have the same precision.
108 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
109 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize
111 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
112 vector instead of traversing m_classes hash table. Release
114 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
116 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
117 add it also to m_classes_vec vector.
118 (sem_item_optimizer::remove_symtab_node,
119 sem_item_optimizer::build_hash_based_classes,
120 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
121 (sem_item_optimizer::subdivide_classes_by_equality,
122 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
123 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
124 instead of traversing m_classes hash table. Formatting fixes.
125 (sem_item_optimizer::traverse_congruence_split,
126 sem_item_optimizer::do_congruence_step_for_index,
127 sem_item_optimizer::do_congruence_step): Formatting fixes.
128 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
129 vector instead of traversing m_classes hash table.
130 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
131 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
132 instead of traversing m_classes hash table.
134 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
136 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
137 X is not unused after.
139 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
141 PR rtl-optimization/78120
142 * rtlanal.c (insn_rtx_cost): Revert previous change.
144 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
147 * config/avr/avr.md (SPLIT34): New mode iterator.
148 (bitop): New code iterator.
149 (*iorhi3.ashift8-*). New insn-and-split patterns.
150 (*movhi): Post-reload split reg = 0.
151 [!MOVW]: Post-reload split reg = reg.
152 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
153 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
154 (iorhi3, iorpsi3, iorsi3): Same.
155 (xorhi3, xorpsi3, xorsi3): Same.
156 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
157 costs to *iorhi3.ashift8-* patterns.
159 2016-11-27 Iain Sandoe <iain@codesourcery.com>
160 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
163 * config.in: Regenerate
164 * config/darwin-driver.c (darwin_driver_init): Emit a version string
166 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
167 * config/darwin.opt(asm_macosx_version_min): New.
168 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
169 * configure: Regenerate
170 * configure.ac: Check for mmacosx-version-min handling.
172 2016-11-27 Iain Sandoe <iain@codesourcery.com>
175 * config/i386/i386.c (ix86_code_end): Note that we emitted code
176 where the function might otherwise appear empty for picbase thunks.
177 (ix86_output_function_epilogue): If we find a zero-sized function
178 assume that reaching it is UB and trap. If we find a trailing label
180 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
181 find a zero-sized function assume that reaching it is UB and trap.
182 If we find a trailing label, append a nop.
184 2016-11-27 Iain Sandoe <iain@codesourcery.com>
187 * config/darwin-sections.def (picbase_thunk_section): New.
188 * config/darwin.c (darwin_init_sections): Set up picbase thunk
189 section. (darwin_rodata_section, darwin_objc2_section,
190 machopic_select_section, darwin_asm_declare_constant_name,
191 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
192 coalesced with newer linkers.
193 (darwin_override_options): Decide on usage of coalesed sections
194 on the basis of the target linker version.
195 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
196 * config/darwin.opt (mtarget-linker): New.
197 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
198 a coalesced section, instead use a thunks section.
200 2016-11-27 Iain Sandoe <iain@codesourcery.com>
203 * configure.ac (with-ld64): New var, set for Darwin, set on
204 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
205 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New,
207 * config/darwin10.h(DEF_LD64): Update for this target version.
208 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic
209 test. (DEF_LD64): Update for this target version.
210 * configure: Regenerated.
211 * config.in: Regenerated.
213 2016-11-27 Iain Sandoe <iain@codesourcery.com>
216 * config/darwin.c (imachopic_indirection_name): Make data
217 section indirections linker-visible.
218 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
219 constant labels linker-visible.
221 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
223 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
224 (free_lang_data): Remove assignment to ptrdiff_type_node.
226 2016-11-25 Jakub Jelinek <jakub@redhat.com>
228 PR rtl-optimization/78526
229 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
230 beyond val's precision.
232 PR rtl-optimization/78527
233 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
234 out of bounds shift count.
236 2016-11-25 Martin Liska <mliska@suse.cz>
239 * doc/invoke.texi (-fprofile-use): Fix reference to a section
240 where -fprofile-generate is documented.
242 2016-11-25 Martin Liska <mliska@suse.cz>
244 PR gcov-profile/78086
245 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
246 not supported by a target. Set priority to 100 if possible.
247 (build_gcov_exit_decl): Likewise.
249 2016-11-25 Richard Biener <rguenther@suse.de>
252 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
253 unary, binary and single RHSs.
254 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
256 2016-11-25 Bin Cheng <bin.cheng@arm.com>
261 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
262 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
263 and set it to result code if transformation is valid. Use code EQ
264 directly in last simplification case.
266 2016-11-25 Richard Biener <rguenther@suse.de>
268 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
269 before valueizing return stmts.
271 2016-11-24 Richard Biener <rguenther@suse.de>
273 PR tree-optimization/78343
274 * passes.def: Add CD-DCE pass after loop splitting.
275 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
276 SCEV init/finalize ...
277 (perform_tree_ssa_dce): ... here. Deal with being
278 executed inside the loop pipeline in aggressive mode.
280 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
282 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
284 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
286 PR tree-optimization/77673
287 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
288 (init_symbolic_number): Initialize src field from src parameter.
289 (perform_symbolic_merge): Select most dominated statement as the
290 source statement. Set src field of resulting n structure from the
291 input src with the lowest address.
292 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
293 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
294 of load from src field rather than insertion statement. Cancel
295 optimization if statement analyzed is not dominated by the insertion
297 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
298 dominance information.
300 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
303 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
305 2016-11-25 Martin Jambor <mjambor@suse.cz>
307 PR tree-optimization/70965
308 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
310 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
313 * config/i386/i386.c (i386_excess_precision): Do not return
314 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
315 EXCESS_PRECISION_TYPE_STANDARD.
316 * target.def (excess_precision): Document that targets should
317 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
318 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
319 Fix typo in first sentence.
320 * doc/tm.texi: Regenerate.
322 2016-11-25 Richard Biener <rguenther@suse.de>
324 PR tree-optimization/78396
325 * tree-vectorizer.c (vectorize_loops): When the if-converted
326 body contains masked loads or stores do not attempt to
327 basic-block-vectorize it.
329 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
330 Alan Hayward <alan.hayward@arm.com>
331 David Sherwood <david.sherwood@arm.com>
333 * function.h (spill_slot_alignment): Declare.
334 * function.c (spill_slot_alignment): New function.
335 * lra-spills.c (slot): Add align and size fields.
336 (assign_mem_slot): Use them in the call to assign_stack_local.
337 (add_pseudo_to_slot): Update the fields.
338 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
340 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
341 Alan Hayward <alan.hayward@arm.com>
342 David Sherwood <david.sherwood@arm.com>
344 * stor-layout.c (layout_type): Allow the caller to set the mode of
345 a float type. Only choose one here if the mode is still VOIDmode.
346 * tree.c (build_common_tree_nodes): Set the type mode of decimal
347 floats before calling layout_type.
348 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
350 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
352 * tree-tailcall.c (find_tail_calls): Allow calls to reference
353 local variables if all references are known to be direct.
355 2016-11-25 Jakub Jelinek <jakub@redhat.com>
356 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
359 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
360 non null and it's precision matches precision of lhs's type.
362 2016-11-24 Martin Sebor <msebor@redhat.com>
364 PR tree-optimization/78476
365 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
367 (handle_gimple_call): Adjust signature.
368 (try_substitute_return_value): Remove calls to bounded functions
369 with zero buffer size whose result is known.
370 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
372 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
374 * varasm.c (assemble_start_function): Wrap align_log definition in
375 ASM_OUTPUT_MAX_SKIP_ALIGN.
377 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
379 * config/i386/i386.md (wide AND insn to QImode splitter): Use
380 explicit mode macros.
381 (wide OR insn to QImode splitter): Ditto.
383 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
385 PR rtl-optimization/77541
386 * lra-constraints.c (struct input_reload): Add field match_p.
387 (get_reload_reg): Check modes of input reloads to generate unique
389 (match_reload): Add input reload pseudo for the current insn.
391 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
393 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
394 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
396 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
397 the aarch64_fp16_type_node, not all HFmode types.
398 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
399 (aarch64_scalar_mode_supported_p): Likewise.
400 (aarch64_excess_precision): New.
401 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
402 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
403 (TARGET_C_EXCESS_PRECISION): Likewise.
405 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
407 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
408 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
410 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
412 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
413 (<optab>dihf2): Likewise.
414 (aarch64_fp16_<optab><mode>hf2): New.
416 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
419 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
421 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
423 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
424 Enable REE at -O2 and higher.
425 * config/sparc/sparc.c (sparc_option_override): Disable it by default
428 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
432 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
433 (new_temp_expr_table): Initialise reg_vars_cnt.
434 (free_temp_expr_table): Release reg_vars_cnt.
435 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
437 (find_replaceable_in_bb): Use the above to record register variable
438 write occurrences and cancel replacement across them.
440 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
442 PR rtl-optimization/78437
443 * ree.c (get_uses): New function.
444 (combine_reaching_defs): When a copy is needed, return false if any
445 reaching use of the source register reads it in a mode larger than
446 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
448 2016-11-24 Martin Liska <mliska@suse.cz>
450 * gimple-pretty-print.c (dump_edge_probability): New function.
451 (dump_gimple_switch): Dump label edge probabilities.
452 (dump_gimple_cond): Likewise.
453 (dump_gimple_label): Dump
454 (dump_gimple_bb_header): Dump basic block frequency.
455 (pp_cfg_jump): Replace e->dest argument with e.
456 (dump_implicit_edges): Likewise.
457 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
458 Use gimple_bb (at) instead of at->bb.
460 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
462 * common.opt (flimit-function-alignment): New.
463 * doc/invoke.texi (-flimit-function-alignment): Document.
464 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
465 * final.c (shorten_branches): Set it.
466 * varasm.c (assemble_start_function): Limit alignment if
469 2016-11-24 Richard Biener <rguenther@suse.de>
471 PR tree-optimization/71595
472 * cfgloopmanip.h (remove_path): Add irred_invalidated and
473 loop_closed_ssa_invalidated parameters, defaulted to NULL.
474 * cfgloopmanip.c (remove_path): Likewise, pass them along to
475 called functions. Only fix irred flags if the caller didn't
477 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
478 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
481 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
483 PR rtl-optimization/78120
484 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
485 cases, and additionally test against max_seq_cost for speed
487 (noce_process_if_block): Compute an estimate for the original cost when
488 optimizing for speed, using the minimum of then and else block costs.
490 PR rtl-optimization/78120
491 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
493 PR rtl-optimization/78120
494 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
496 2016-11-24 Bin Cheng <bin.cheng@arm.com>
498 * match.pd: Refine type conversion in result expr for below pattern:
499 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
501 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
504 * tree.h (wi::fits_to_boolean_p): New predicate.
505 (wi::fits_to_tree_p): Use it for boolean types.
506 * tree.c (int_fits_type_p): Likewise.
508 2016-11-24 Martin Liska <mliska@suse.cz>
510 * print-tree.c (struct bucket): Remove.
511 (print_node): Add new argument which drives whether a tree node
512 is printed briefly or not.
513 (debug_tree): Replace a custom hash table with hash_set<T>.
514 * print-tree.h (print_node): Add the argument.
516 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
518 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
520 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
523 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
524 if it is at least NREGS wide.
526 2016-11-23 Joseph Myers <joseph@codesourcery.com>
528 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
529 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
530 TFmode, IFmode and KFmode.
532 2016-11-23 Joseph Myers <joseph@codesourcery.com>
534 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
537 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
539 * combine.c (change_zero_ext): Only change the mode of a hard register
540 destination if can_change_dest_mode holds for that.
542 2016-11-23 Jeff Law <law@redhat.com>
544 * varasm.c (assemble_name): Increase buffer size for name.
546 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
548 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
550 * doc/extend.texi: Constify first argument to __builtin_object_size.
552 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
554 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
555 to be used. Add brackets around macro argument.
557 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
561 2016-11-23 Jakub Jelinek <jakub@redhat.com>
564 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
565 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
567 2016-11-23 Jakub Jelinek <jakub@redhat.com>
570 * omp-low.c (build_outer_var_ref): Change lastprivate argument
571 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
572 on worksharing constructs, treat it like clauses on simd construct.
574 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
575 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
576 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
577 of true as last argument to build_outer_var_ref.
579 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
581 * config/i386/i386.md (*movqi_internal): Calculate mode
582 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
583 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
584 (*k<logic><mode>): Calculate mode attribute depending on
585 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
586 (*andqi_1): Calculate mode attribute of alternative 3 depending
587 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
588 (kandn<mode>): Calculate mode attribute of alternative 2 depending
589 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
590 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
591 iterator. Calculate mode attribute of alternative 1 depending
592 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
593 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
594 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
596 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
599 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
600 * tree-vrp.c (extract_range_basic): Handle case for
603 2016-11-23 Jeff Law <law@redhat.com>
605 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
607 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
608 in boolean context warning.
610 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
612 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
615 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
616 (arm_fp16_type_node): ...This, make visibile.
617 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
619 (arm_init_simd_builtin_types): Likewise.
620 (arm_init_fp16_builtins): Likewise.
621 * config/arm/arm.c (arm_excess_precision): New.
622 (arm_floatn_mode): Likewise.
623 (TARGET_C_EXCESS_PRECISION): Likewise.
624 (TARGET_FLOATN_MODE): Likewise.
625 (arm_promoted_type): Only promote arm_fp16_type_node.
626 * config/arm/arm.h (arm_fp16_type_node): Declare.
628 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
630 * config/arm/arm.c (arm_convert_to_type): Delete.
631 (TARGET_CONVERT_TO_TYPE): Delete.
632 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
633 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
634 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
635 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
636 are in fast math mode, and have no single step hardware instruction.
637 (extendhfdf2): Only expand through SFmode if we don't have a
638 single-step hardware instruction.
639 * config/arm/vfp.md (*truncdfhf2): New.
640 (extendhfdf2): Likewise.
642 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
644 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
647 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
649 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
650 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
651 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
652 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
653 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
654 * doc/tm.texi: Regenerate.
655 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
657 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
659 * toplev.c (init_excess_precision): Delete most logic.
660 * tree.c (excess_precision_type): Rewrite to use
661 TARGET_EXCESS_PRECISION.
662 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
663 more generic fashion.
664 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
665 __STDC_WANT_IEC_60559_TYPES_EXT__.
667 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
669 * common.opt (fpermitted-flt-eval-methods): New.
670 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
671 * flag_types.h (permitted_flt_eval_methods): New.
673 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
675 * config/m68k/m68k.c (m68k_excess_precision): New.
676 (TARGET_C_EXCESS_PRECISION): Define.
678 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
680 * config/s390/s390.c (s390_excess_precision): New.
681 (TARGET_C_EXCESS_PRECISION): Define.
683 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
685 * config/i386/i386.c (ix86_excess_precision): New.
686 (TARGET_C_EXCESS_PRECISION): Define.
688 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
690 * target.def (excess_precision): New hook.
691 * target.h (flt_eval_method): New.
692 (excess_precision_type): Likewise.
693 * targhooks.c (default_excess_precision): New.
694 * targhooks.h (default_excess_precision): New.
695 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
696 * doc/tm.texi: Regenerate.
698 2016-11-23 Martin Sebor <msebor@redhat.com>
701 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
702 set the minimum number of bytes for an unknown string to zero.
704 2016-11-23 Martin Jambor <mjambor@suse.cz>
705 Martin Liska <mliska@suse.cz>
707 * hsa-builtins.def: New file.
708 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
709 * builtins.def: Include hsa-builtins.def.
710 (DEF_HSA_BUILTIN): New macro.
711 * dumpfile.h (OPTGROUP_OPENMP): Define.
712 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
713 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
714 GF_OMP_FOR_GRID_GROUP_ITER.
715 (gimple_omp_for_grid_phony): Added checking assert.
716 (gimple_omp_for_set_grid_phony): Likewise.
717 (gimple_omp_for_grid_intra_group): New function.
718 (gimple_omp_for_set_grid_intra_group): Likewise.
719 (gimple_omp_for_grid_group_iter): Likewise.
720 (gimple_omp_for_set_grid_group_iter): Likewise.
721 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
722 previosuly only distribute loop was permitted.
723 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
724 (grid_get_kernel_launch_attributes): Support multiple HSA grid
726 (grid_expand_omp_for_loop): Likewise and also support standalone
727 distribute constructs. New parameter INTRA_GROUP, updated both users.
728 (grid_expand_target_grid_body): Support standalone distribute
730 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
731 (pass_data_expand_omp_ssa): Likewise.
732 (pass_data_omp_device_lower): Likewsie.
733 (pass_data_lower_omp): Likewise.
734 (pass_data_diagnose_omp_blocks): Likewise.
735 (pass_data_oacc_device_lower): Likewise.
736 (pass_data_omp_target_link): Likewise.
737 (grid_lastprivate_predicate): New function.
738 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
740 (lower_omp_for): Support standalone distribute constructs.
741 (grid_prop): New type.
742 (grid_safe_assignment_p): Check for assignments to group_sizes, new
744 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
746 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
747 optimization info messages.
748 (grid_find_single_omp_among_assignments): Likewise.
749 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
750 (grid_parallel_clauses_gridifiable): New function.
751 (grid_inner_loop_gridifiable_p): Likewise.
752 (grid_dist_follows_simple_pattern): Likewise.
753 (grid_gfor_follows_tiling_pattern): Likewise.
754 (grid_call_permissible_in_distribute_p): Likewise.
755 (grid_handle_call_in_distribute): Likewise.
756 (grid_dist_follows_tiling_pattern): Likewise.
757 (grid_target_follows_gridifiable_pattern): Support standalone
758 distribute constructs.
759 (grid_var_segment): New enum.
760 (grid_mark_variable_segment): New function.
761 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
762 if a new argument says so.
763 (grid_process_grid_body): New function.
764 (grid_eliminate_combined_simd_part): Likewise.
765 (grid_mark_tiling_loops): Likewise.
766 (grid_mark_tiling_parallels_and_loops): Likewise.
767 (grid_process_kernel_body_copy): Support standalone distribute
769 (grid_attempt_target_gridification): New grid variable holding overall
770 gridification state. Support standalone distribute constructs and
772 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
773 * hsa.h (hsa_bb): Add method method append_phi.
774 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
775 occurences in all files too.
776 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
777 (is_a_helper <hsa_insn_br *>::test): New function.
778 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
780 (hsa_insn_signal): Make a direct descendant of
781 hsa_insn_basic. Add memorder constructor parameter and
782 m_memory_order and m_signalop member variables.
783 (hsa_insn_queue): Changed constructor parameters to common form.
784 Added m_segment and m_memory_order member variables.
785 (hsa_summary_t): Add private member function
786 process_gpu_implementation_attributes.
787 (hsa_function_summary): Rename m_binded_function to
789 (hsa_insn_basic_p): Remove typedef.
790 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
791 (hsa_op_reg_p): Remove typedef.
792 (hsa_function_representation): Change hsa_op_reg_p into plain
794 (hsa_insn_phi): Removed new and delete operators.
795 (hsa_insn_br): Likewise.
796 (hsa_insn_cbr): Likewise.
797 (hsa_insn_sbr): Likewise.
798 (hsa_insn_cmp): Likewise.
799 (hsa_insn_mem): Likewise.
800 (hsa_insn_atomic): Likewise.
801 (hsa_insn_signal): Likewise.
802 (hsa_insn_seg): Likewise.
803 (hsa_insn_call): Likewise.
804 (hsa_insn_arg_block): Likewise.
805 (hsa_insn_comment): Likewise.
806 (hsa_insn_srctype): Likewise.
807 (hsa_insn_packed): Likewise.
808 (hsa_insn_cvt): Likewise.
809 (hsa_insn_alloca): Likewise.
810 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
811 (process_gpu_implementation_attributes): New function.
812 (link_functions): Move some functionality into it. Adjust after
813 renaming m_binded_functions to m_bound_functions.
814 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
815 to the list of instructions with no output registers.
816 (get_in_type): Return this if it is a register of
818 (hsa_get_declaration_name): Moved to...
819 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
820 temporary string on an obstack instead from ggc.
821 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
822 down to two overloads.
823 (hsa_allocp_operand_address): Removed.
824 (hsa_allocp_operand_immed): Likewise.
825 (hsa_allocp_operand_reg): Likewise.
826 (hsa_allocp_operand_code_list): Likewise.
827 (hsa_allocp_operand_operand_list): Likewise.
828 (hsa_allocp_inst_basic): Likewise.
829 (hsa_allocp_inst_phi): Likewise.
830 (hsa_allocp_inst_mem): Likewise.
831 (hsa_allocp_inst_atomic): Likewise.
832 (hsa_allocp_inst_signal): Likewise.
833 (hsa_allocp_inst_seg): Likewise.
834 (hsa_allocp_inst_cmp): Likewise.
835 (hsa_allocp_inst_br): Likewise.
836 (hsa_allocp_inst_sbr): Likewise.
837 (hsa_allocp_inst_call): Likewise.
838 (hsa_allocp_inst_arg_block): Likewise.
839 (hsa_allocp_inst_comment): Likewise.
840 (hsa_allocp_inst_queue): Likewise.
841 (hsa_allocp_inst_srctype): Likewise.
842 (hsa_allocp_inst_packed): Likewise.
843 (hsa_allocp_inst_cvt): Likewise.
844 (hsa_allocp_inst_alloca): Likewise.
845 (hsa_allocp_bb): Likewise.
847 (hsa_init_data_for_cfun): Initialize obstack.
848 (hsa_deinit_data_for_cfun): Release memory of the obstack.
849 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
850 (hsa_op_reg::operator new): Likewise.
851 (hsa_op_address::operator new): Likewise.
852 (hsa_op_code_list::operator new): Likewise.
853 (hsa_op_operand_list::operator new): Likewise.
854 (hsa_insn_basic::operator new): Likewise.
855 (hsa_insn_phi::operator new): Likewise.
856 (hsa_insn_br::operator new): Likewise.
857 (hsa_insn_sbr::operator new): Likewise.
858 (hsa_insn_cmp::operator new): Likewise.
859 (hsa_insn_mem::operator new): Likewise.
860 (hsa_insn_atomic::operator new): Likewise.
861 (hsa_insn_signal::operator new): Likewise.
862 (hsa_insn_seg::operator new): Likewise.
863 (hsa_insn_call::operator new): Likewise.
864 (hsa_insn_arg_block::operator new): Likewise.
865 (hsa_insn_comment::operator new): Likewise.
866 (hsa_insn_srctype::operator new): Likewise.
867 (hsa_insn_packed::operator new): Likewise.
868 (hsa_insn_cvt::operator new): Likewise.
869 (hsa_insn_alloca::operator new): Likewise.
870 (hsa_init_new_bb): Likewise.
871 (hsa_bb::append_phi): New function.
872 (gen_hsa_phi_from_gimple_phi): Use it.
873 (get_symbol_for_decl): Fix dinstinguishing between
874 global and local functions. Put local variables into a segment
875 according to their attribute or static flag, if there is one.
876 (hsa_insn_br::hsa_insn_br): New.
877 (hsa_insn_br::operator new): Likewise.
878 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
879 (query_hsa_grid_nodim): New function.
880 (multiply_grid_dim_characteristics): Likewise.
881 (gen_get_num_threads): Likewise.
882 (gen_get_num_teams): Reimplemented.
883 (gen_get_team_num): Likewise.
884 (gen_hsa_insns_for_known_library_call): Updated calls to the above
886 (get_memory_order_name): Removed.
887 (get_memory_order): Likewise.
888 (hsa_memorder_from_tree): New function.
889 (gen_hsa_ternary_atomic_for_builtin): Renamed to
890 gen_hsa_atomic_for_builtin, can also create signals.
891 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
892 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
893 (hsa_insn_atomic): Fix function comment.
894 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
895 ancestor constructor and initialization of new member variables.
896 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
898 (hsa_get_host_function): Handle functions with no bound CPU
899 implementation. Fix binded to bound.
900 (get_brig_function_name): Likewise.
901 (HSA_SORRY_ATV): Remove semicolon after macro.
902 (HSA_SORRY_AT): Likewise.
903 (omp_simple_builtin::generate): Add missing semicolons.
904 (hsa_insn_phi::operator new): Removed.
905 (hsa_insn_br::operator new): Likewise.
906 (hsa_insn_cbr::operator new): Likewise.
907 (hsa_insn_sbr::operator new): Likewise.
908 (hsa_insn_cmp::operator new): Likewise.
909 (hsa_insn_mem::operator new): Likewise.
910 (hsa_insn_atomic::operator new): Likewise.
911 (hsa_insn_signal::operator new): Likewise.
912 (hsa_insn_seg::operator new): Likewise.
913 (hsa_insn_call::operator new): Likewise.
914 (hsa_insn_arg_block::operator new): Likewise.
915 (hsa_insn_comment::operator new): Likewise.
916 (hsa_insn_srctype::operator new): Likewise.
917 (hsa_insn_packed::operator new): Likewise.
918 (hsa_insn_cvt::operator new): Likewise.
919 (hsa_insn_alloca::operator new): Likewise.
920 (get_symbol_for_decl): Accept CONST_DECLs, put them to
922 (gen_hsa_addr): Also process CONST_DECLs.
923 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
925 (gen_hsa_unary_operation): Make sure the function does
926 not use bittype source type for firstbit and lastbit operations.
927 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
929 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
931 (emit_branch_insn): Renamed to emit_cond_branch_insn.
932 Emit the width stored in the class.
933 (emit_generic_branch_insn): New function.
934 (emit_insn): Call emit_generic_branch_insn.
935 (emit_signal_insn): Remove obsolete comment. Update
936 member variable name, pick a type according to profile.
937 (emit_alloca_insn): Remove obsolete comment.
938 (emit_atomic_insn): Likewise.
939 (emit_queue_insn): Get segment and memory order from the IR object.
940 (hsa_brig_section): Make allocate_new_chunk, chunks
941 and cur_chunk provate, add a default NULL parameter to add method.
942 (hsa_brig_section::add): Added a new parameter, store pointer to
943 output data there if it is non-NULL.
944 (emit_function_directives): Use this new parameter instead of
945 calculating the pointer itself, fix function comment.
946 (hsa_brig_emit_function): Add forgotten endian conversion.
947 (hsa_output_kernels): Remove unnecessary building of
948 kernel_dependencies_vector_type.
949 (emit_immediate_operand): Declare.
950 (emit_directive_variable): Also emit initializers of CONST_DECLs.
951 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
952 (verify_function_arguments): Properly detect variadic
954 * hsa-dump.c (hsa_width_specifier_name): New function.
955 (dump_hsa_insn_1): Dump generic branch instructions, update signal
956 member variable name. Special dumping for queue objects.
957 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
958 m_binded_functions to m_bound_functions. Copy externally visible flag
960 (ipa_hsa_write_summary): Likewise.
961 (ipa_hsa_read_section): Likewise.
963 2016-11-23 Richard Biener <rguenther@suse.de>
965 PR tree-optimization/78396
966 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
967 vectorize try vectorizing an if-converted body using BB vectorization.
969 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
970 Alan Hayward <alan.hayward@arm.com>
971 David Sherwood <david.sherwood@arm.com>
973 * rtlanal.c (subreg_get_info): Use more local variables.
974 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
975 occupies at least one register. Assume that full hard registers
976 have consistent endianness. Share previously-duplicated if block.
977 Rework the main handling so that it operates on independently-
978 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
979 to check lowpart offsets, without trying to find an equivalent
980 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
981 as a final register-endianness correction.
983 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
989 * combine.c (make_compound_operation_int): Do not convert a subreg of
990 a non-constant logical shift right to a zero_extract. Handle the case
991 where some zero bits have been shifted into the range covered by that
994 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
995 Alan Hayward <alan.hayward@arm.com>
996 David Sherwood <david.sherwood@arm.com>
998 * rtl.h (subreg_size_offset_from_lsb): Declare.
999 (subreg_offset_from_lsb): New function.
1000 (subreg_size_lowpart_offset): Declare.
1001 (subreg_lowpart_offset): Turn into an inline function.
1002 (subreg_size_highpart_offset): Declare.
1003 (subreg_highpart_offset): Turn into an inline function.
1004 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1005 (subreg_size_highpart_offset): Likewise
1006 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1008 2016-11-23 Richard Biener <rguenther@suse.de>
1010 PR tree-optimization/78482
1011 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1012 (remove_forwarder_block_with_phi): When merging with a loop
1013 header creates a new latch reset number of iteration information
1016 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1018 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1019 (*ashrsi3_extend0): ...this. Accept constant integers.
1020 (*ashrsi3_extend2): Rename to...
1021 (*ashrsi3_extend1): ...this.
1022 (*ashrsi3_extend2): New pattern.
1023 (*lshrsi3_extend1): Accept constant integers.
1024 (*lshrsi3_extend2): Fix condition on operand 2.
1026 2016-11-23 Martin Liska <mliska@suse.cz>
1028 * config/i386/i386.c: Initialize function pointer to NULL.
1030 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1032 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1033 for A == C1 ? A : C2 to below.
1034 * match.pd: Move from above to here:
1035 (cond (eq (convert1? x) c1) (convert2? x) c2)
1036 -> (cond (eq x c1) c1 c2).
1038 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1040 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1041 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1042 * match.pd: Move and extend simplification from above to here:
1043 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1044 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1045 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1047 2016-11-23 Martin Liska <mliska@suse.cz>
1048 Martin Jambor <mjambor@suse.cz>
1050 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1052 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1055 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1057 2016-11-23 Richard Biener <rguenther@suse.de>
1060 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1061 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1063 2016-11-23 Richard Biener <rguenther@suse.de>
1066 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1069 2016-11-23 Richard Biener <rguenther@suse.de>
1070 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1072 PR tree-optimization/78154
1073 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1074 returns it's argument and the argument is nonnull.
1075 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1076 ATT_RETNONNULL_NOTHROW_LEAF.
1077 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1078 ATTR_RETNONNULL_NOTHROW_LEAF.
1079 (BUILT_IN_STPCPY): Likewise.
1080 (BUILT_IN_STPNCPY): Likewise.
1081 (BUILT_IN_MEMPCPY_CHK): Likewise.
1082 (BUILT_IN_STPCPY_CHK): Likewise.
1083 (BUILT_IN_STPNCPY_CHK): Likewise.
1084 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1085 (BUILT_IN_STRNCAT): Likewise.
1086 (BUILT_IN_STRNCPY): Likewise.
1087 (BUILT_IN_MEMSET_CHK): Likewise.
1088 (BUILT_IN_STRCAT_CHK): Likewise.
1089 (BUILT_IN_STRCPY_CHK): Likewise.
1090 (BUILT_IN_STRNCAT_CHK): Likewise.
1091 (BUILT_IN_STRNCPY_CHK): Likewise.
1093 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1095 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1096 * fold-const.h (tree_expr_nonzero_p) : Declare.
1097 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1099 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1101 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1102 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1103 "defined" in macros.
1104 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1105 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1106 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1108 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1111 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1112 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1113 of RCALLs in prologue to 3.
1115 2016-11-22 Michael Collison <michael.collison@arm.com>
1117 * config/aarch64/aarch64-protos.h
1118 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1119 (aarch64_and_bitmask_imm): New prototypes
1120 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1121 New overloaded function to create bit mask covering the
1122 lowest to highest bits set.
1123 (aarch64_and_split_imm2): New overloaded functions to create bit
1124 mask of zeros between first and last bit set.
1125 (aarch64_and_bitmask_imm): New function to determine if a integer
1126 is a valid two instruction "and" operation.
1127 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1128 allowing wider range of constants with "and" operations.
1129 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1130 "and" operator from matching restricted constant range used for
1131 ior and xor operators.
1132 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1133 for constants in "and" operantions.
1134 (UsP constraint): New DImode constraint for constants
1135 in "and" operations.
1136 * config/aarch64/iterators.md (lconst2): New mode iterator.
1137 (LOGICAL2): New code iterator.
1138 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1140 (aarch64_logical_and_operand): New predicate allowing extended
1141 constants for "and" operations.
1143 2016-11-22 Walter Lee <walt@tilera.com>
1145 * config/tilegx/tilegx.md (trap): New pattern.
1146 * config/tilepro/tilepro.md (trap): Likewise.
1148 2016-11-22 Walter Lee <walt@tilera.com>
1150 * config/tilegx/tilegx.md (*zero_extract): Use
1151 define_insn_and_split instead of define_insn; Handle pos + size >
1153 (*sign_extract): Likewise.
1155 2016-11-22 Marek Polacek <polacek@redhat.com>
1157 PR tree-optimization/78455
1158 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1160 2016-11-22 Ian Lance Taylor <iant@golang.org>
1164 * godump.c (go_format_type): Always pass alignment as 1 when
1165 calling go_append_padding at end of struct/union.
1167 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1170 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1171 _mm512_setzero_hi): Removed.
1172 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1173 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1174 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1175 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1176 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1177 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1178 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1179 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1180 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1181 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1182 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1183 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1184 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1185 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1186 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1187 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1188 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1189 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1190 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1191 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1192 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1193 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1194 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1195 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1196 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1197 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1198 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1199 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1200 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1201 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1202 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1203 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1204 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1205 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1206 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1207 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1208 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1209 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1210 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1211 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1212 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1213 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1214 _mm512_setzero_qi or _mm512_setzero_hi.
1215 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1216 _mm512_maskz_dbsad_epu8): Formatting fixes.
1217 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1218 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1219 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1220 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1221 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1222 _mm512_setzero_qi or _mm512_setzero_hi.
1224 2016-11-22 Nathan Sidwell <nathan@acm.org>
1226 * gcc-ar.c (main): Fix indentation.
1227 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1228 * ggc-page.c (move_ptes_to_front): Fix formatting.
1229 * hsa-dump.c (dump_has_cfun): Fix indentation.
1230 * sel-sched-ir.h: Remove trailing blank lines.
1232 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1233 Alexander Monakov <amonakov@ispras.ru>
1235 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1236 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1237 (omp_clause_code_name): Add _simt_ name.
1238 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1239 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1240 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1241 (scan_omp_simd): New function.
1242 (scan_omp_1_stmt): Use it in target regions if needed.
1243 (omp_max_vf): Don't max with omp_max_simt_vf.
1244 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1245 OMP_CLAUSE__SIMT_ is present.
1246 (lower_rec_input_clauses): Compute maybe_simt from presence of
1248 (lower_lastprivate_clauses): Likewise.
1249 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1250 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1251 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1252 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1254 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1256 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1257 (expand_GOMP_SIMT_VF): New.
1258 (expand_GOMP_SIMT_LAST_LANE): New.
1259 (expand_GOMP_SIMT_ORDERED_PRED): New.
1260 (expand_GOMP_SIMT_VOTE_ANY): New.
1261 (expand_GOMP_SIMT_XCHG_BFLY): New.
1262 (expand_GOMP_SIMT_XCHG_IDX): New.
1263 * internal-fn.def (GOMP_SIMT_LANE): New.
1264 (GOMP_SIMT_VF): New.
1265 (GOMP_SIMT_LAST_LANE): New.
1266 (GOMP_SIMT_ORDERED_PRED): New.
1267 (GOMP_SIMT_VOTE_ANY): New.
1268 (GOMP_SIMT_XCHG_BFLY): New.
1269 (GOMP_SIMT_XCHG_IDX): New.
1270 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1271 (create_omp_child_function): ...here. Set "omp target entrypoint"
1272 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1273 (omp_max_simt_vf): New. Use it...
1274 (omp_max_vf): ...here.
1275 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1276 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1277 (lower_omp_ordered): Likewise, for "ordered" lowering.
1278 (expand_omp_simd): Add SIMT transforms.
1279 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1280 (execute_omp_device_lower): New.
1281 (pass_data_omp_device_lower): New.
1282 (pass_omp_device_lower): New pass.
1283 (make_pass_omp_device_lower): New.
1284 * passes.def (pass_omp_device_lower): Position new pass.
1285 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1286 (make_pass_omp_device_lower): Declare.
1288 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1291 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1292 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1294 (_mm_maskz_load_epi64): Likewise.
1295 (_mm_setzero_hi): Removed.
1296 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1298 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1299 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1300 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1301 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1302 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1303 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1304 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1305 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1306 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1307 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1308 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1310 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1311 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1312 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1313 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1314 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1315 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1316 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1317 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1318 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1319 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1320 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1321 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1322 instead of _mm_setzero_hi.
1323 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1324 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1325 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1326 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1327 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1328 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1329 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1330 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1331 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1332 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1333 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1334 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1335 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1336 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1337 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1338 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1339 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1340 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1341 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1342 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1343 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1344 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1345 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1346 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1347 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1348 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1350 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1351 instead of _mm_setzero_hi.
1352 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1353 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1354 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1355 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1356 _mm_setzero_si128 instead of _mm_setzero_di.
1357 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1358 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1359 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1360 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1361 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1362 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1363 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1364 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1365 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1366 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1367 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1368 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1369 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1370 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1371 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1372 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1373 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1374 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1375 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1376 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1377 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1378 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1379 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1380 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1381 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1382 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1383 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1384 _mm512_maskz_insertf32x8): Formatting fixes.
1385 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1386 _mm_setzero_si128 instead of _mm_setzero_di.
1387 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1388 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1389 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1390 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1391 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1392 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1393 _mm_setzero_si128 instead of _mm_setzero_di.
1394 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1396 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1397 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1398 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1399 _mm_setzero_si128 instead of _mm_setzero_hi.
1400 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1401 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1402 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1403 instead of _mm_setzero_di.
1404 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1405 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1407 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1408 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1410 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1412 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1413 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1414 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1416 2016-11-22 Carl Love <cel@us.ibm.com>
1418 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1419 equal and vector compare not equal. The vector compares take two
1420 arguments of type vector bool char, vector bool short, vector bool int,
1421 vector bool long long with the same return type.
1422 * doc/extend.texi: Update built-in documentation file for the new
1425 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1427 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1430 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1432 * config.gcc: Allow new rmprofile value for configure option
1433 --with-multilib-list.
1434 * config/arm/t-rmprofile: New file.
1435 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1438 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1441 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1442 register operand in alternatives 4,5,6.
1444 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1447 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1448 in save register mask if it is needed.
1450 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1452 PR tree-optimization/78436
1453 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1454 (shift_bytes_in_array, shift_bytes_in_array_right,
1455 merged_store_group::apply_stores): Formatting fixes.
1456 (clear_bit_region): Likewise. Use memset.
1457 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1458 instead of EXPR and inerted instead of inserted. Use memset instead
1459 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1463 * expmed.c (expand_divmod): Use wide_int for computation of
1464 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1465 Use size <= HOST_BITS_PER_WIDE_INT instead of
1466 HOST_BITS_PER_WIDE_INT >= size.
1468 PR tree-optimization/78445
1469 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1470 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1471 is 1. Formatting fix.
1473 2016-11-22 Martin Liska <mliska@suse.cz>
1476 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1477 (sem_function::get_hash): Use the new field.
1478 (sem_function::parse): Remove an argument from ctor.
1479 (sem_variable::parse): Likewise.
1480 (sem_variable::get_hash): Use the new field.
1481 (sem_item_optimizer::read_section): Use new ctor and set hash.
1482 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1483 sem_variable::sem_variable, sem_function::sem_function.
1485 2016-11-21 Jeff Law <law@redhat.com>
1488 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1489 can_create_pseudo_p is true.
1491 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1494 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1495 *rotldi3_insert_7): New define_insns.
1497 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1499 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1500 so that DImode can be allocated to FP/vector registers in more
1501 cases, and we can avoid direct move operations. If the register
1502 needs reloading, prefer GPRs over FP/vector registers. In the
1503 case of FPR vs. Altivec registers, prefer FPR registers unless we
1504 have the ISA 3.0 reg+offset scalar instructions.
1505 (movdi_internal64): Likewise.
1507 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1510 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1511 for tmp simd array if DECL_NAME (parm) is NULL.
1513 2016-11-20 Jeff Law <law@redhat.com>
1516 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1518 * config/m68k/m68k.md (relational tests against 65535/65536): New
1521 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1523 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1525 2016-11-21 Martin Sebor <msebor@redhat.com>
1527 * doc/invoke.texi (-fprintf-return-value): Document that option
1528 is enabled by default.
1530 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1532 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1533 for-loop declaration of loop variable.
1534 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1535 * config/avr/avr.c (avr_popcount_each_byte)
1536 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1537 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1538 (avr_expand_epilogue, avr_function_arg_advance)
1539 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1540 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1541 (avr_adjust_reg_alloc_order, output_reload_in_const)
1542 (avr_conditional_register_usage, avr_find_unused_d_reg)
1543 (avr_map_decompose, avr_fold_builtin): Same.
1545 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1547 * config/avr/avr.c (avr_popcount): Remove static function.
1548 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1550 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1552 * arm.opt (mapcs-float): Delete option.
1553 * arm.c (arm_option_override): Remove hunk relating to
1555 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1557 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1559 * tree-tailcall.c (process_assignment): Simplify the check for
1560 a valid copy, allowing the source to be a local variable as
1561 well as an SSA name.
1562 (find_tail_calls): Allow copies between local variables to follow
1563 the call. Allow the result to be stored in any local variable,
1564 even if it's an aggregate.
1565 (eliminate_tail_call): Check whether the result is an SSA name
1566 before updating its SSA_NAME_DEF_STMT.
1568 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1570 PR preprocessor/78324
1571 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1572 -ftrack-macro-expansion has a value other than 2.
1574 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1576 PR rtl-optimization/78400
1577 * shrink-wrap.c (try_shrink_wrapping_separate): Call
1578 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
1579 and df_update_exit_block_uses.
1581 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1584 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
1585 new default-enabled warning..
1586 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
1587 (BT_PTR_CONST_STRING): Updated.
1588 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
1589 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
1590 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
1591 (strftime): Update builtin function.
1592 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
1593 * tree.h (const_tm_ptr_type_node): New type node.
1594 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
1595 const_tm_ptr_type_node.
1597 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1599 PR tree-optimization/78413
1600 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1601 inner and outer loop latches have single predecessors.
1603 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1606 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1607 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1609 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1611 * rtl.h: Adjust prototype.
1612 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1613 (dead_or_set_regno_p): Likewise.
1615 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1617 * rtl.h: Adjust prototype.
1618 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1620 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1622 * function.c (contains): Change argument type to rtx_insn *.
1623 (prologue_contains): Likewise.
1624 (epilogue_contains): Likewise.
1625 (prologue_epilogue_contains): Likewise.
1626 * function.h: Adjust prototype.
1628 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1630 * optabs.c (emit_libcall_block): Change argument type to
1632 * optabs.h: Adjust prototype.
1634 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1636 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1637 (fixup_reorder_chain): Adjust.
1638 * cfgrtl.h: Adjust prototype.
1640 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1642 * rtl.h: Adjust prototype.
1643 * rtlanal.c (replace_label_in_insn): Change argument type to
1646 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1648 * config/v850/v850.c (expand_prologue): Adjust.
1649 (expand_epilogue): Likewise.
1650 * expr.c (init_expr_target): Likewise.
1651 * genrecog.c (print_subroutine): Always make the argument type
1653 * recog.h: Adjust prototype.
1655 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1657 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1658 up variables to make some rtx_insn *.
1659 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1660 * config/arc/arc.c: Likewise.
1661 * config/arm/arm.c: Likewise.
1662 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1663 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1665 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1667 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1669 * config/arm/arm.c (legitimize_pic_address): Change to use
1670 rtx_insn * as the type of variables.
1671 (arm_pic_static_addr): Likewise.
1672 (arm_emit_movpair): Likewise.
1673 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1674 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1675 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1676 * config/frv/frv.md: Likewise.
1677 * config/i386/i386-protos.h: Likewise.
1678 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1679 (ix86_split_fp_branch): Likewise.
1680 (predict_jump): Likewise.
1681 * config/ia64/ia64.c: Likewise.
1682 * config/mcore/mcore.c: Likewise.
1683 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1684 * config/s390/s390.c: Likewise.
1685 * config/s390/s390.md: Likewise.
1686 * config/spu/spu.md: Likewise.
1687 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1688 * lower-subreg.c (resolve_simple_move): Likewise.
1690 2016-11-20 Jeff Law <law@redhat.com>
1693 * reload.h (struct target_reload): Make x_double_reg_address_ok
1695 * reload.c (find_reloads_address): Check if double_reg_address_ok
1696 is true for the mode of the memory reference.
1697 * reload1.c (init_reload): Initialize double_reg_address_ok for
1700 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1703 * tree-ssa-uninit.c: Define new global max_phi_args.
1704 (compute_uninit_opnds_pos): Use max_phi_args.
1705 (prune_uninit_phi_opnds): Same.
1706 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1707 missing NUM_PREDS in function comment.
1708 (can_one_predicate_be_invalidated_p): New.
1709 (can_chain_union_be_invalidated_p): New.
1710 (flatten_out_predicate_chains): New.
1711 (uninit_ops_invalidate_phi_use): New.
1712 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1714 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1716 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1717 * match.pd (A /[ex] B CMP C): New simplifications.
1719 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1721 * match.pd (0 / X, X / X, X % X): New simplifications.
1723 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1725 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1726 when checking if callee's isa flags are subset of caller's isa flags.
1727 Fix comment wording.
1729 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1730 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1731 instead and using = 0 instead of &= 0.
1733 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1734 ix86_add_new_builtins): Formatting fixes.
1735 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1736 (ix86_get_builtin): Likewise.
1738 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1739 don't initialize it, don't use it for the case where it isn't
1740 provable %{z} nor using the same argument, instead move merge
1741 argument into a new pseudo and use that as target. Formatting fixes.
1743 2016-11-19 Jeff Law <law@redhat.com>
1746 * config/m68k/m68k.md (bsetdreg): New pattern.
1747 (bchgdreg, bclrdreg): Likewise.
1749 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1752 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1753 instead of force_reg.
1754 (sh_expand_setmem): Likewise.
1756 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1758 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1760 2016-11-18 Walter Lee <walt@tilera.com>
1762 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1763 end-of-bundle marker for consecutive barriers.
1765 2016-11-18 Walter Lee <walt@tilera.com>
1767 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1769 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1772 * multiple_target.c (get_attr_len): Start with argnum and increment
1773 argnum on every arg. Use strchr in a loop instead of counting commas
1775 (get_attr_str): Increment argnum for every comma in the string.
1776 (separate_attrs): Use for instead of while loop, simplify.
1777 (expand_target_clones): Rename defenition argument to definition.
1778 Free attrs and attr_str even when diagnosing errors. Temporarily
1779 change input_location around targetm.target_option.valid_attribute_p
1780 calls. Don't emit warning or errors if that function fails.
1782 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1785 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1786 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1787 abbrev_opt_base_type_end only by increasing die_abbrev, before
1789 (optimize_abbrev_table): Don't change abbrev numbers of
1790 base types and CU or optimize implicit consts in them if
1791 calc_base_type_die_sizes has been called during build_abbrev_table.
1792 (calc_base_type_die_sizes): If abbrev_opt_start, set
1793 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1795 2016-11-18 Jeff Law <law@redhat.com>
1798 * config/m68k/m68k.c (moveq feeding equality comparison): New
1800 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1801 (equality_comparison_operator): Likewise.
1803 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1805 * rtlanal.c (load_extend_op): Move to...
1806 * rtl.h: ...here and make inline.
1808 2016-11-18 Terry Guo <terry.guo@arm.com>
1809 Thomas Preud'homme <thomas.preudhomme@arm.com>
1811 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1812 * config/arm/arm-opts.h: Include arm-flags.h.
1813 (struct arm_arch_core_flag): Define.
1814 (arm_arch_core_flags): Define.
1815 * config/arm/arm-protos.h: Include arm-flags.h
1816 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1817 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1818 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1819 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1820 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1821 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1822 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1823 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1824 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1825 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1826 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1827 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1828 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1829 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1830 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1831 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1832 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1833 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1834 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1835 ARM_FSET_CPU_SUBSET): Move to ...
1836 * config/arm/arm-flags.h: This new file.
1837 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1838 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1839 (TARGET_MODE_SPECS): Define.
1840 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
1842 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1844 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
1845 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
1846 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
1847 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
1848 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
1849 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
1850 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
1851 missing and make value unsigned.
1852 (arm_feature_set): Use unsigned entries instead of unsigned long.
1854 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1856 Re-apply after PR bootstrap/77359 is fixed:
1857 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1859 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1860 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
1863 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1866 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
1867 variables in functions calling alloca. Also update the ASCII
1869 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
1870 (STACK_DYNAMIC_OFFSET): Likewise.
1871 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
1872 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
1875 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1876 Alan Hayward <alan.hayward@arm.com>
1877 David Sherwood <david.sherwood@arm.com>
1879 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
1880 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
1881 (add_const_value_attribute): Likewise.
1882 * explow.c (plus_constant): Likewise.
1883 * expmed.c (expand_mult, make_tree): Likewise.
1884 * expr.c (convert_modes): Likewise.
1885 * loop-doloop.c (doloop_optimize): Likewise.
1886 * postreload.c (reload_cse_simplify_set): Likewise.
1887 * simplify-rtx.c (simplify_const_unary_operation): Likewise
1888 (simplify_binary_operation_1, simplify_const_binary_operation):
1890 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
1891 * wide-int.h: Update documentation to recommend rtx_mode_t
1892 instead of std::make_pair.
1894 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1895 Alan Hayward <alan.hayward@arm.com>
1896 David Sherwood <david.sherwood@arm.com>
1898 * tree.h (SET_DECL_MODE): New macro.
1899 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
1900 (expand_gimple_basic_block): Likewise.
1901 * function.c (split_complex_args): Likeise.
1902 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1903 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
1904 * stor-layout.c (layout_decl, relayout_decl): Likewise.
1905 (finish_bitfield_representative): Likewise.
1906 * tree.c (make_node_stat): Likewise.
1907 * tree-inline.c (remap_ssa_name): Likewise.
1908 (tree_function_versioning): Likewise.
1909 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
1910 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
1911 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1912 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
1913 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
1914 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
1915 * varasm.c (make_debug_expr_from_rtl): Likewise.
1917 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
1919 PR rtl-optimization/71785
1920 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
1921 (duplicate_computed_gotos): New function.
1922 (pass_duplicate_computed_gotos::execute): Rewrite.
1924 2016-11-17 Jeff Law <law@redhat.com>
1927 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
1928 barrier prior to deallocating the stack.
1930 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
1932 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
1933 to make better use of cmem loads in the case where a single bit is
1935 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
1937 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
1939 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
1941 (isa_names_table): Handle new features.
1943 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
1944 Andrew Senkevich <andrew.senkevich@intel.com>
1946 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
1947 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
1948 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
1949 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
1950 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
1951 * config/i386/avx5124fmapsintrin.h: New file.
1952 * config/i386/avx5124vnniwintrin.h: Ditto.
1953 * config/i386/constraints.md (h): New constraint.
1954 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
1955 * config/i386/driver-i386.c (host_detect_local_cpu):
1956 Detect avx5124fmaps, avx5124vnniw.
1957 * config/i386/i386-builtin-types.def: Add types
1958 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
1959 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
1960 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
1961 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
1962 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
1963 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
1964 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
1965 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
1966 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
1967 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
1968 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
1969 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
1970 __builtin_ia32_vp4dpwssds_mask): New.
1971 * config/i386/i386-c.c (ix86_target_macros_internal):
1972 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
1973 * config/i386/i386-modes.def: Fixed comment typos, added new
1974 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
1975 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
1977 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
1978 (ix86_option_override_internal): Handle new options.
1979 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
1981 (ix86_expand_builtin): Handle new builtins.
1982 (ix86_additional_allocno_class_p): New.
1983 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
1984 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
1985 (reg_class): Add MOD4_SSE_REGS.
1986 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
1987 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
1988 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
1989 avx5124vnniwintrin.h.
1990 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
1991 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
1992 (define_mode_iterator IMOD4): New.
1993 (define_mode_attr imod4_narrow): Ditto.
1994 (define_insn "mov<mode>"): Ditto.
1995 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
1996 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
1997 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
1998 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
1999 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2000 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2001 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2002 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2003 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2004 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2005 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2006 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2007 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2008 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2009 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2010 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2011 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2012 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2013 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2014 * genmodes.c (mode_size_inline): Extend return type.
2015 * machmode.h (mode_size, mode_base_align): Extend type.
2017 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2020 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2021 the appropriate checks for SFmode/DFmode load/stores in GPR
2023 (fusion_addis_mem_combo_store): Likewise.
2024 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2025 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2026 d-form instructions for traditional Altivec registers.
2027 (emit_fusion_p9_load): Likewise.
2028 (emit_fusion_p9_store): Likewise.
2029 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2030 early clobber from scratch register. Do not match if the register
2031 being stored is the scratch register.
2032 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2033 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2034 instructions for traditional Altivec registers.
2035 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2036 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2037 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2039 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2042 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2043 being live in the function and lr needing to be saved. Distinguish
2044 between already saved pushable registers and registers to push.
2045 Check for LR being an available pushable register.
2047 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2049 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2050 string input is a string constant.
2051 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2052 via cmpstrnsi even if neither string is constant.
2054 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2057 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2058 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2059 instead, return false if it is NULL, or doesn't fit into uhwi, or
2060 is larger or equal to targetm.max_anchor_offset.
2062 2016-11-17 Pip Cet <pipcet@gmail.com>
2063 Eric Botcazou <ebotcazou@adacore.com>
2065 PR rtl-optimization/78355
2066 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2067 needs to deal with unaligned accesses.
2068 * doc/tm.texi: Regenerate.
2069 * lra-constraints.c (simplify_operand_subreg): Only invoke
2070 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2072 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2074 * input.c (selftest::test_lexer_string_locations_long_line): New
2076 (selftest::test_lexer_string_locations_raw_string_multiline): New
2078 (selftest::input_c_tests): Call the new functions, via
2079 for_each_line_table_case.
2081 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2083 * config/aarch64/aarch64.md (mov<mode>): Call
2084 aarch64_split_dimode_const_store on DImode constant stores.
2085 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2087 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2090 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2091 Richard Biener <rguenther@suse.de>
2093 PR tree-optimization/77848
2094 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2095 the user specified -ftree-loop-if-convert.
2097 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2100 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2101 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2102 *thumb2_strd_base_neg): Recognize insn regardless of
2103 current_tune->prefer_ldrd_strd.
2104 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2107 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2109 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2112 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2114 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2116 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2117 * config/arc/arc-cpus.def (quarkse_em): Add.
2118 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2119 * config/arc/arc-opts.h (FPX_QK): Define.
2120 * config/arc/arc-tables.opt: Regenerate.
2121 * config/arc/arc.c (gen_compare_reg): Change.
2122 (arc_register_move_cost): Avoid Dy,Dx moves.
2123 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2124 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2125 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2127 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2128 (fix_truncsfsi2_fpu): Rename.
2129 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2130 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2131 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2132 * config/arc/t-multilib: Regenerate.
2134 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2136 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2138 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2139 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2140 (avr_rtx_costs_1, extra_constraint_Q): Same.
2141 (avr_address_cost): Use SUBREG_P if possible.
2143 2016-11-17 Richard Biener <rguenther@suse.de>
2146 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2147 non-local goto into CFG.
2149 2016-11-17 Richard Biener <rguenther@suse.de>
2151 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2152 backward compatibility.
2153 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2154 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2155 flag_tree_loop_if_convert_stores.
2156 (pass_if_conversion::execute): Likewise.
2158 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2160 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2161 const_double code before calling aarch64_float_const_zero_rtx_p.
2163 2016-11-17 Richard Biener <rguenther@suse.de>
2165 PR tree-optimization/78306
2166 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2167 inhibit inlining if function calls cilk_spawn.
2168 (can_inline_edge_p): Likewise.
2170 2016-11-17 Richard Biener <rguenther@suse.de>
2173 * fold-const.c (negate_expr_p): Fix multiplication case.
2175 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2178 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2180 (TARGET_INIT_LIBFUNCS): Delete definition and...
2181 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2184 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2186 * config/netbsd-stdint.h: New.
2187 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2188 (x86_64-*-netbsd*): Likewise.
2190 2016-11-16 Andrew PInski <apinski@cavium.com>
2192 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2193 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2194 flag_aarch64_verbose_cost instead of checking for details dump.
2195 (aarch64_rtx_costs_wrapper): Likewise.
2197 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2199 PR rtl-optimization/78378
2200 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2201 inner only if pos is 0. Fix up formatting.
2203 2016-11-17 Alan Modra <amodra@gmail.com>
2205 PR rtl-optimization/78325
2206 PR rtl-optimization/70890
2207 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2210 2016-11-16 Jason Merrill <jason@redhat.com>
2212 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2214 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2215 Richard Biener <rguenther@suse.de>
2217 PR tree-optimization/77848
2218 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2219 an outer loop, only save basic block aux information for the inner
2221 (versionable_outer_loop_p): New function.
2222 (tree_if_conversion): Version the outer loop instead of the inner
2223 one if the pattern will be recognized for outer-loop
2226 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2228 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2229 (pass_partition_blocks::gate): No longer check
2230 user_defined_section_attribute, instead check the function decl
2231 for a section attribute.
2232 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2233 set user_defined_section_attribute.
2234 * gcc/final.c (rest_of_handle_final): Likewise.
2235 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2236 * gcc/toplev.h: Remove declaration of
2237 user_defined_section_attribute.
2239 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2241 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2242 Explicitly switch between JR and JRC for the table jump. Adjust
2245 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2247 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2248 `insn_count' to 11 rather than 16.
2250 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2252 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2253 `ltu' rather than `leu' operation in the RTL pattern
2255 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2257 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2258 missing <d> instruction prefixes throughout. Correct
2261 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2263 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2264 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2265 cancel short delay slots in PIC call relaxation.
2267 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2269 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2270 general register with general register or ARM constant into SP
2273 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2276 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2277 that loop->header == body_bb if broken_loop.
2279 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2281 * tree-ssa-math-opts.c (bswap_replace): Remove test
2282 of SLOW_UNALIGNED_ACCESS.
2284 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2286 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2287 is selected. Pass -mgomp to offload compiler in OpenMP case.
2288 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2289 declaration from nvptx.c.
2290 (nvptx_gen_shuffle): Declare.
2291 (nvptx_output_set_softstack): Declare.
2292 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2293 (need_softstack_decl): New variable.
2294 (need_unisimt_decl): New variable.
2295 (diagnose_openacc_conflict): New. Use it...
2296 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2297 (nvptx_encode_section_info): Handle "shared" attribute.
2298 (write_as_kernel): Restrict to OpenACC target regions.
2299 (init_softstack_frame): New.
2300 (nvptx_init_unisimt_predicate): New.
2301 (write_omp_entry): New. Use it...
2302 (nvptx_declare_function_name): ...here to emit OpenMP target region
2303 entrypoints. Handle TARGET_SOFT_STACK. Call
2304 nvptx_init_unisimt_predicate.
2305 (nvptx_output_set_softstack): New.
2306 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2307 (nvptx_gen_shuffle): Export.
2308 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2310 (nvptx_print_operand): Fix handling of instruction predicates.
2311 (nvptx_get_unisimt_master): New helper function.
2312 (nvptx_get_unisimt_predicate): Ditto.
2313 (nvptx_call_insn_is_syscall_p): Ditto.
2314 (nvptx_unisimt_handle_set): Ditto.
2315 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2316 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2317 (nvptx_handle_shared_attribute): New. Use it...
2318 (nvptx_attribute_table): ... here (new entry).
2319 (nvptx_record_offload_symbol): Handle NULL attributes.
2320 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2321 (nvptx_simt_vf): New.
2322 (TARGET_SIMT_VF): Define.
2323 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2324 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2325 -muniform-simt option is active.
2326 (STACK_SIZE_MODE): Define.
2327 (FIXED_REGISTERS): Adjust.
2328 (SOFTSTACK_SLOT_REGNUM): New.
2329 (SOFTSTACK_PREV_REGNUM): New.
2330 (REGISTER_NAMES): Adjust.
2331 (struct machine_function): New fields.
2332 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2333 (UNSPEC_VOTE_BALLOT): Ditto.
2334 (UNSPEC_LANEID): Ditto.
2335 (UNSPECV_NOUNROLL): Ditto.
2336 (atomic): New attribute.
2337 (predicable): New attribute. Generate predicated forms via
2339 (br_true): Mark as not predicable.
2341 (br_true_uni): Ditto.
2342 (br_false_uni): Ditto.
2344 (trap_if_true): Ditto.
2345 (trap_if_false): Ditto.
2346 (nvptx_fork): Ditto.
2347 (nvptx_forked): Ditto.
2348 (nvptx_joining): Ditto.
2349 (nvptx_join): Ditto.
2350 (nvptx_barsync): Ditto.
2351 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2352 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2353 (allocate_stack_<mode>): Remove unused pattern.
2354 (set_softstack_insn): New pattern.
2355 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2356 (nvptx_vote_ballot): New pattern.
2357 (omp_simt_lane): Ditto.
2358 (omp_simt_last_lane): Ditto.
2359 (omp_simt_ordered): Ditto.
2360 (omp_simt_vote_any): Ditto.
2361 (omp_simt_xchg_bfly): Ditto.
2362 (omp_simt_xchg_idx): Ditto.
2363 (nvptx_nounroll): Ditto.
2364 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2365 (atomic_exchange<mode>): Ditto.
2366 (atomic_fetch_add<mode>): Ditto.
2367 (atomic_fetch_addsf): Ditto.
2368 (atomic_fetch_<logic><mode>): Ditto.
2369 * config/nvptx/nvptx.opt (msoft-stack): New option.
2370 (muniform-simt): Ditto.
2372 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2373 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2374 * doc/invoke.texi (msoft-stack): Document.
2375 (muniform-simt): Document
2377 * doc/tm.texi: Regenerate.
2378 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2379 * target.def: Define it.
2380 * target-insns.def (omp_simt_lane): New.
2381 (omp_simt_last_lane): New.
2382 (omp_simt_ordered): New.
2383 (omp_simt_vote_any): New.
2384 (omp_simt_xchg_bfly): New.
2385 (omp_simt_xchg_idx): New.
2387 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2389 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2391 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2392 (ASM_OUTPUT_CASE_END): Likewise.
2393 * config/mips/mips.c (mips_set_text_contents_type): New function.
2394 (mips16_emit_constants): Record the pool's initial label number
2395 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2396 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2397 for `consttable' insns.
2398 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2399 for `consttable_end' insns.
2400 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2401 (consttable): Add operand.
2402 (consttable_end): New insn.
2404 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2406 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2407 * tree-if-conv.c (tree_if_conversion): Make public.
2408 * * tree-if-conv.h: New file.
2409 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2410 dynamic alias checks for epilogues.
2411 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2412 * tree-vect-loop.c: include tree-if-conv.h.
2413 (new_loop_vec_info): Add zeroing orig_loop_info field.
2414 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2415 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2416 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2417 using passed argument.
2418 (vect_transform_loop): Check if created epilogue should be returned
2419 for further vectorization with less vf. If-convert epilogue if
2420 required. Print vectorization success for epilogue.
2421 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2422 if it is required, pass loop_vinfo produced during vectorization of
2423 loop body to vect_analyze_loop.
2424 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2426 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2427 (LOOP_VINFO_EPILOGUE_P): New.
2428 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2429 (vect_do_peeling): Change prototype to return epilogue.
2430 (vect_analyze_loop): Add argument of loop_vec_info type.
2431 (vect_transform_loop): Return created loop.
2433 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2435 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2436 component as used also if LR_REGNO is a live input to the bb.
2437 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2438 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2439 (df_get_exit_block_use_set): Ditto.
2440 * df.h (df_scan_flags): New enum.
2441 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2442 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2443 df_update_entry_block_defs and df_update_exit_block_uses
2444 at the start; clear the flag and call those functions at the end.
2446 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2447 Alan Hayward <alan.hayward@arm.com>
2448 David Sherwood <david.sherwood@arm.com>
2450 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2451 nb_iterations to the number of latch iterations rather than the
2452 number of loop iterations.
2454 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2455 Alan Hayward <alan.hayward@arm.com>
2456 David Sherwood <david.sherwood@arm.com>
2458 * combine.c (maybe_swap_commutative_operands): New function.
2459 (combine_simplify_rtx): Use it.
2460 (change_zero_ext): Likewise.
2461 (make_compound_operation_int): New function, split out of...
2462 (make_compound_operation): ...here. Use
2463 maybe_swap_commutative_operands for both.
2465 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2467 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2468 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2469 * arm/arm-tables.opt: Regenerated.
2470 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2472 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2473 and 'neon' are aliases for specific implementations.
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 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2480 and use it in the final call to gen_rtx_fmt_ee.
2481 (expand_vec_cond_expr): Update accordingly.
2482 (expand_vec_cmp_expr): Likewise.
2484 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2485 Alan Hayward <alan.hayward@arm.com>
2486 David Sherwood <david.sherwood@arm.com>
2488 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2490 2016-11-16 Richard Biener <rguenther@suse.de>
2493 * gimplify.c (gimplify_function_tree): Do not instrument
2494 GNU extern inline functions.
2496 2016-11-16 Martin Liska <mliska@suse.cz>
2499 * gimplify.c (gimplify_switch_expr): Always save previous
2500 gimplify_ctxp->live_switch_vars.
2502 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2504 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2505 zero_extract operations to allow a movb to occur.
2506 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2507 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2508 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2509 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2512 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2513 Alan Hayward <alan.hayward@arm.com>
2514 David Sherwood <david.sherwood@arm.com>
2516 * expr.c (emit_group_load_1): Tighten check for whether an
2517 access involves only one operand of a CONCAT. Use extract_bit_field
2518 for constants if the bit range does span the whole operand.
2520 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2521 Alan Hayward <alan.hayward@arm.com>
2522 David Sherwood <david.sherwood@arm.com>
2524 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2526 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2527 Alan Hayward <alan.hayward@arm.com>
2528 David Sherwood <david.sherwood@arm.com>
2530 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2531 all three iteration counts with an any_* test. Use a single update
2532 for each count. Fix the calculation of nb_iterations_estimate.
2534 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2536 * config/pdp11/pdp11.c: Include dbxout.h.
2538 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2540 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2542 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2545 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2546 proper ranges for an SBFX instruction.
2547 (extzv_t2): Likewise for UBFX.
2549 2016-11-16 Richard Biener <rguenther@suse.de>
2551 PR tree-optimization/78348
2552 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2553 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2554 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2555 revealed no dependency, PKIND_MEMMOVE otherwise.
2557 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2560 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2561 it points to non-NULL tree, use it instead of ubsan_create_data.
2562 (instrument_si_overflow): Handle vector signed integer overflow
2564 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2565 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2566 vector IFN_UBSAN_CHECK_*.
2567 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2568 pass it through to ubsan_build_overflow_builtin.
2569 (expand_neg_overflow, expand_mul_overflow): Likewise.
2570 (expand_vector_ubsan_overflow): New function.
2571 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2572 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2573 (expand_arith_overflow): Adjust expand_*_overflow callers.
2575 2016-11-16 Matthias Klose <doko@ubuntu.com>
2577 * doc/install.texi: Remove references to java/libjava.
2579 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2581 * tree-ssa-coalesce.c (register_default_def): Remove
2582 register_ssa_partition.
2583 (create_outofssa_var_map): Likewise.
2584 * tree-ssa-live.c (register_ssa_partition_check): Remove.
2585 * tree-ssa-live.h (register_ssa_partition): Likewise.
2587 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
2589 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
2590 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
2591 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
2592 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
2593 rtx when all sub-rtx are also permanent.
2594 (attr_eq): Simplify.
2595 (attr_copy_rtx): Remove.
2596 (make_canonical, get_attr_value): Use attr_equal_p.
2597 (copy_boolean): Rehash NOT.
2598 (simplify_test_exp_in_temp,
2599 optimize_attrs): Remove call to attr_copy_rtx.
2600 (attr_alt_intersection, attr_alt_union,
2601 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2602 (make_automaton_attrs): Use attr_eq.
2604 2016-11-15 Matthias Klose <doko@ubuntu.com>
2606 * doc/install.texi: Remove references to java/libjava.
2607 * doc/sourcebuild.texi: Likewise.
2608 * doc/invoke.texi: Likewise.
2609 * doc/standards.texi: Likewise.
2611 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2612 Alan Hayward <alan.hayward@arm.com>
2613 David Sherwood <david.sherwood@arm.com>
2615 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2617 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2618 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2619 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2620 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2621 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2622 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2623 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2625 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2626 Alan Hayward <alan.hayward@arm.com>
2627 David Sherwood <david.sherwood@arm.com>
2629 * dce.c (check_argument_store): Pass the size instead of
2630 the memory reference.
2631 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2633 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2634 Alan Hayward <alan.hayward@arm.com>
2635 David Sherwood <david.sherwood@arm.com>
2637 * alias.c (canon_rtx): Use simplify_gen_binary.
2639 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2640 Alan Hayward <alan.hayward@arm.com>
2641 David Sherwood <david.sherwood@arm.com>
2643 * rtl.h (load_extend_op): Declare.
2644 * rtlanal.c (load_extend_op): New function.
2645 (nonzero_bits1): Use it.
2646 (num_sign_bit_copies1): Likewise.
2647 * cse.c (cse_insn): Likewise.
2648 * fold-const.c (fold_single_bit_test): Likewise.
2649 (fold_unary_loc): Likewise.
2650 * fwprop.c (free_load_extend): Likewise.
2651 * postreload.c (reload_cse_simplify_set): Likewise.
2652 (reload_cse_simplify_operands): Likewise.
2653 * combine.c (try_combine): Likewise.
2654 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2655 subreg_lowpart_p checks.
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 * combine.c (simplify_shift_const_1): Use the number of bits
2662 in the inner mode to determine the range of the shift.
2663 When handling shifts of vectors, skip any rules that apply
2666 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2667 Alan Hayward <alan.hayward@arm.com>
2668 David Sherwood <david.sherwood@arm.com>
2670 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2673 2016-11-15 Matthias Klose <doko@ubuntu.com>
2675 * doc/install.texi: Remove references to gcj/libjava.
2676 * doc/invoke.texi: Likewise.
2678 2016-11-15 Jeff Law <law@redhat.com>
2680 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2681 parameter. Callers changed.
2682 (check-subpath_and_update_thread_path): Extracted from
2683 fsm_find_control_statement_thread_paths.
2684 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2685 (handle_phi, handle_assignment): Allow any constant node, not
2688 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2690 * config/arc/arc-arch.h: New file.
2691 * config/arc/arc-arches.def: Likewise.
2692 * config/arc/arc-cpus.def: Likewise.
2693 * config/arc/arc-options.def: Likewise.
2694 * config/arc/t-multilib: Likewise.
2695 * config/arc/genmultilib.awk: Likewise.
2696 * config/arc/genoptions.awk: Likewise.
2697 * config/arc/arc-tables.opt: Likewise.
2698 * config/arc/driver-arc.c: Likewise.
2699 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2700 * common/config/arc/arc-common.c (arc_handle_option): Trace
2702 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2703 options; check for supported cpu against arc-cpus.def file.
2704 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2705 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2706 * config/arc/arc-c.def: Add emacs local variables.
2707 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2708 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2709 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2710 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2711 (DEFAULT_arc_fpu_build): Define.
2712 (DEFAULT_arc_mpy_option): Define.
2713 * config/arc/arc-protos.h (arc_init): Delete.
2714 * config/arc/arc.c (arc_cpu_name): New variable.
2715 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2716 (arc_arc700, arc_arc600, arc_arc601): New variable.
2717 (arc_init): Add static; remove selection of default tune value,
2718 cleanup obsolete error messages.
2719 (arc_override_options): Make use of .def files for selecting the
2720 right cpu and option configurations.
2721 * config/arc/arc.h (stdbool.h): Include.
2722 (TARGET_CPU_DEFAULT): Define.
2723 (CPP_SPEC): Remove mcpu=NPS400 handling.
2724 (arc_cpu_to_as): Declare.
2725 (EXTRA_SPEC_FUNCTIONS): Define.
2726 (OPTION_DEFAULT_SPECS): Likewise.
2727 (ASM_DEFAULT): Remove.
2728 (ASM_SPEC): Use arc_cpu_to_as.
2729 (DRIVER_SELF_SPECS): Remove deprecated options.
2730 (arc_base_cpu): Declare.
2731 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2732 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2734 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2735 * config/arc/arc.md (attr_cpu): Remove.
2736 * config/arc/arc.opt (mno-mpy): Deprecate.
2737 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2738 (mcpu=ARCHS): Remove.
2739 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2741 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2742 (arc_fpu): Use new defines.
2743 (mpy-option): Change to use numeric or string like inputs.
2744 * config/arc/t-arc (driver-arc.o): New target.
2745 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2746 * config/arc/t-arc-newlib: Delete.
2747 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2748 * doc/invoke.texi (ARC): Update arc options.
2750 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2752 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2753 insn at the beginning of the constant pool.
2754 (mips_insert_insn_pseudos): New function.
2755 (mips_machine_reorg2): Call it.
2756 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2757 UNSPEC_INSN_PSEUDO enum values.
2758 (insn_pseudo, consttable): New insns.
2760 2016-11-15 Michael Matz <matz@suse.de>
2762 PR missed-optimization/77881
2763 * combine.c (simplify_comparison): Remove useless subregs
2764 also inside the loop, not just after it.
2765 (make_compound_operation): Recognize some subregs as being
2768 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2769 Alan Hayward <alan.hayward@arm.com>
2770 David Sherwood <david.sherwood@arm.com>
2772 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2775 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2777 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2778 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2780 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2781 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2782 vinsert{b,h} on ISA 3.0.
2784 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2786 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2787 and cmpnop in two steps: first the ones not accessed in original gimple
2788 expression in a endian independent way and then the ones not accessed
2789 in the final result in an endian-specific way.
2790 (bswap_replace): Stop doing big endian adjustment.
2792 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2795 (*ashl<mode>3_doubleword): Ditto.
2797 2016-11-14 Martin Liska <mliska@suse.cz>
2799 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2801 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2802 Richard Biener <rguenther@suse.de>
2804 * doc/invoke.texi (fgimple): Document.
2805 * dumpfile.h (TDF_GIMPLE): Add.
2806 * dumpfile.c (dump_options): Add gimple.
2807 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2809 (dump_gimple_label): Likewise.
2810 (dump_gimple_phi): Likewise.
2811 (dump_gimple_bb_header): Likewise.
2812 (dump_phi_nodes): Likewise.
2813 (pp_cfg_jump): Likewise. Pass in dump flags.
2814 (dump_implicit_edges): Adjust.
2815 * passes.c (pass_init_dump_file): Do not dump function header
2817 * tree-cfg.c (dump_function_to_file): Dump function return type
2818 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2820 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2821 (dump_generic_node): Likewise.
2822 * function.h (struct function): Add pass_startwith member.
2823 * passes.c (execute_one_pass): Implement startwith.
2824 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2825 and assign proper version for parsed ssa names.
2826 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2827 * internal-fn.c (expand_PHI): New function.
2828 * internal-fn.h (expand_PHI): Declared here.
2829 * internal-fn.def: New defination for PHI.
2830 * tree-cfg.c (lower_phi_internal_fn): New function.
2831 (build_gimple_cfg): Call it.
2832 (verify_gimple_call): Condition for passing label as arg in internal
2834 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2835 present PHIs with arguments.
2837 2016-11-14 Martin Liska <mliska@suse.cz>
2840 * common.opt: Add prefer-atomic as a new enum value for
2842 * coretypes.h: Likewise.
2843 * doc/invoke.texi: Document the new option value.
2844 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
2845 * tree-profile.c (tree_profiling): Select default value
2846 of -fprofile-update when 'prefer-atomic' is selected.
2848 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2850 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
2851 (cortex_a57_alu_shift): ...here.
2853 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2855 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
2857 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2858 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2859 (<optab>si3_insn_uxtw): Likewise.
2860 (<optab><mode>3_insn): Likewise.
2861 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
2862 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
2863 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
2864 (<optab><mode>): Likewise.
2865 (insv<mode>): Likewise.
2866 (andim_ashift<mode>_bfiz): Likewise.
2867 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
2868 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
2869 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
2870 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
2871 (exynos_m1_alu_p): Likewise.
2872 * config/arm/types.md: Add bfx.
2873 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
2875 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2877 * config/aarch64/aarch64.c (cortexa57_vector_cost):
2878 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2880 2016-11-14 Richard Biener <rguenther@suse.de>
2882 PR tree-optimization/78312
2883 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
2884 flow-sensitive info.
2886 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
2889 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
2890 * config/avr/avr.opt (-mabsdata): New option.
2891 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
2892 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
2893 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
2894 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
2895 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
2896 spec depending on AVR_ISA_LDS.
2897 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2899 2016-11-13 Jakub Jelinek <jakub@redhat.com>
2901 * match.pd: Don't try to compare addresses of variables with
2904 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
2906 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
2907 (propagate_vr_accross_jump_function): Handle unary expressions.
2908 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2909 (load_from_param_1): New.
2910 (load_from_unmodified_param): Factor common part into load_from_param_1.
2911 (load_from_param): New.
2912 (compute_complex_assign_jump_func): Handle unary expressions.
2913 (update_jump_functions_after_inlining): Likewise.
2914 (ipa_write_jump_function): Likewise.
2915 (ipa_read_jump_function): Likewise.
2917 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2920 * doc/invoke.texi: Document Wrestrict.
2921 * pretty-print.c (pp_format): Add case for "Z" specifier.
2922 (test_pp_format): Test "Z" specifier.
2924 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
2926 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
2927 original function needs a static chain.
2929 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
2932 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
2935 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
2938 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
2939 return early if !optional_tbtab.
2941 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
2943 PR rtl-optimization/59461
2944 * doc/rtl.texi (paradoxical subregs): Add missing word.
2945 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
2946 in modes with precision larger than that of last_set_mode.
2947 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
2948 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
2949 REGs to paradoxical SUBREGs.
2950 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
2951 larger than a word before invoking LOAD_EXTEND_OP on it.
2953 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2956 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
2957 element order for little endian ordering.
2959 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
2960 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
2963 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
2966 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
2967 when calculating operand 2.
2968 (rotate to rotatex zext splitter): Ditto.
2970 2016-11-11 Jeff Law <law@redhat.com>
2972 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
2974 (stmt_uses_name_in_undefined_way): New function, extracted from
2975 find_implicit_erroneous_behavior and extended for div/mod case.
2976 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
2977 find_explicit_erroneous_behavior and extended for div/mod case.
2978 (find_implicit_erroneous_behavior): Use new helper function.
2979 (find_explicit_erroneous_behavior): Use new helper function.
2981 2016-11-11 Richard Biener <rguenther@suse.de>
2983 PR tree-optimization/71575
2984 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
2987 2016-11-11 Richard Biener <rguenther@suse.de>
2990 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2991 about uninitialized destination arg of BIT_INSERT_EXPR.
2993 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
2996 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
2997 terminology. Expand to remove ambiguity.
2999 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3001 PR rtl-optimization/78232
3002 * combine.c (try_combine): Add a big comment about why reusing i2dest
3004 (change_zero_ext): Do not call simplify_gen_binary, do the
3005 simplifications manually.
3007 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3009 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3010 enable HImode and QImode to go in vector registers by default if
3011 the -mvsx-small-integer option is enabled.
3012 (rs6000_secondary_reload_simple_move): Likewise.
3013 (rs6000_preferred_reload_class): Don't force integer constants to
3014 be loaded into vector registers that we can easily make into
3015 memory (or being created in the GPRs and moved over with direct move).
3016 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3017 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3018 vector extraction on ISA 3.0 when the scalar integer can be
3019 allocated in vector registers. Generate the VEC_SELECT directy,
3020 and don't use UNSPEC's to avoid having the scalar type in a vector
3021 register. Make the expander target registers, and let the
3022 combiner fold in results storing to memory, if the machine
3024 (vsx_extract_<mode>_di): Likewise.
3025 (vsx_extract_<mode>_p9): Likewise.
3026 (vsx_extract_<mode>_di_p9): Likewise.
3027 (vsx_extract_<mode>_store_p9): Likewise.
3028 (vsx_extract_si): Likewise.
3029 (vsx_extract_<mode>_p8): Likewise.
3030 (p9_lxsi<wd>zx): Delete, no longer used.
3031 (p9_stxsi<wd>x): Likewise.
3032 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3033 integers in vector registers for ISA 3.0.
3034 (QHI): Update comment.
3035 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3036 vector extract instructions in sign/zero extend.
3037 (zero_extendhi<mode>): Likewise.
3038 (extendqi<mode>): Likewise.
3039 (extendhi<mode>2): Likewise.
3040 (HImode splitter for load/sign extend in vector register): Likewise.
3041 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3042 optimizing floating point conversions to/from small data types and
3043 rewrite it to support QImode/HImode being allowed in vector
3044 registers on ISA 3.0.
3045 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3046 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3047 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3048 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3049 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3050 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3051 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3052 VSPLITISW on ISA 2.07.
3053 (movhi_internal): Combine movhi_internal and movqi_internal into
3054 one mov<mode>_internal with an iterator. Add support for QImode
3055 and HImode being allowed in vector registers. Make large number
3056 of attributes and constraints easier to read.
3057 (movqi_internal): Likewise.
3058 (mov<mode>_internal): Likewise.
3059 (movdi_internal64): Fix constraint to allow loading -16..15 with
3060 VSPLITISW on ISA 2.07.
3061 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3064 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3066 PR rtl-optimization/78241
3067 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3068 but emit initial peel copy if niter expr is not reliable.
3070 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3072 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3073 (maybe_record_trace_start): If the CFI is different on the new and
3074 old paths, print out both to the dump file before ICEing.
3076 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3078 * target.def (additional_allocno_class_p): New.
3079 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3080 * hooks.c (hook_bool_reg_class_t_false): New.
3081 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3082 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3083 * doc/tm.texi: Update.
3085 2016-11-10 Jason Merrill <jason@redhat.com>
3087 * gengtype.c (new_structure): Append to structures list.
3088 (find_structure): Likewise.
3090 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3092 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3093 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3096 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3098 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3099 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3101 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3102 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3103 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3104 teams distribute parallel for simd even to distribute and teams
3105 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3106 OMP_CLAUSE_DEPEND_SINK case.
3107 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3108 (omp_no_lastprivate): Removed.
3109 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3110 (gimplify_omp_for): Likewise.
3111 (computable_teams_clause): Fail for automatic vars from current
3112 function not yet seen in bind expr.
3113 * langhooks.c (lhd_omp_scalar_p): New function.
3114 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3115 * varpool.c (varpool_node::get_create): Set node->offloading
3116 even for DECL_EXTERNAL decls.
3117 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3118 (LANG_HOOKS_OMP_SCALAR_P): Define.
3119 (LANG_HOOKS_DECLS): Use it.
3121 2016-11-10 Martin Liska <mliska@suse.cz>
3124 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3125 only when SWITCH_BODY is a BIND_EXPR.
3127 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3130 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3131 on the context only when it has no DIE yet.
3133 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3135 * arm.h (target_cpus): Delete.
3136 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3137 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3138 (all_architectures): Likewise.
3139 (arm_option_override): Adjust use of CPU enums.
3140 (arm_sched_reorder): Likewise.
3141 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3142 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3143 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3145 * arm-tables.opt: Regenerated.
3147 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3149 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3151 * config/aarch64/aarch64-tune.md: Regenerated.
3152 * config/arm/arm-cores.def (falkor): New core.
3153 * config/arm/arm-tables.opt: Regenerated.
3154 * config/arm/arm-tune.md: Regenerated.
3155 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3156 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3157 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3158 (ARM Options/-mtune): Likewise.
3160 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3163 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3165 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3166 (propagate_vr_accross_jump_function): Likewise.
3167 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3168 (load_from_param_1): New.
3169 (load_from_unmodified_param): Factor common part into load_from_param_1.
3170 (load_from_param): New.
3171 (compute_complex_assign_jump_func): Handle unary expressions.
3172 (ipa_write_jump_function): Likewise.
3173 (ipa_read_jump_function): Likewise.
3175 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3177 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3178 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3179 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3182 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3184 * print-rtl-function.c: Include varasm.h.
3185 (print_any_param_name): New function.
3186 (print_param): New function.
3187 (print_rtx_function): Call print_param for each argument.
3188 * print-rtl.c (rtx_writer::finish_directive): New function.
3189 * print-rtl.h (rtx_writer::finish_directive): New decl.
3191 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3195 operand 0 as earlyclobber.
3196 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3198 2016-11-09 Martin Liska <mliska@suse.cz>
3200 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3202 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3205 * builtins.c (expand_builtin_memcmp): Formatting fix.
3207 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3208 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3209 or of them, renumber other enumerators.
3210 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3211 * doc/invoke.texi: Document -fsanitize=shift-base and
3212 -fsanitize-shift-exponent, document -fsanitize=shift as
3213 having those 2 suboptions.
3215 2016-11-09 Richard Biener <rguenther@suse.de>
3217 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3218 * fold-const.c (tree_swap_operands_p): Likewise.
3219 (fold_binary_loc): Adjust.
3220 (fold_ternary_loc): Likewise.
3221 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3222 * gimple-fold.c (fold_stmt_1): Likewise.
3223 * gimple-match-head.c (gimple_resimplify2): Likewise.
3224 (gimple_resimplify3): Likewise.
3225 (gimple_simplify): Likewise.
3226 * tree-ssa-dom.c (record_equality): Likewise.
3227 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3228 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3229 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3231 2016-11-09 Richard Biener <rguenther@suse.de>
3233 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3234 (optimize_stmt): Remove redundant pre-propagation canonicalization
3235 of comparison operand order.
3237 2016-11-09 Martin Liska <mliska@suse.cz>
3239 * fold-const-call.c (fold_const_call): Fix the folding.
3241 2016-11-09 Richard Biener <rguenther@suse.de>
3243 * common.opt (flag_evaluation_order): Remove.
3244 * expr.c (expand_operands): Remove code guarded by
3245 flag_evaluation_order.
3246 * fold-const.c (reorder_operands_p): Remove, it always returns
3248 (negate_expr_p): Remove calls to reorder_operands_p.
3249 (fold_negate_expr): Likewise.
3250 (tree_swap_operands_p): Likewise.
3251 (fold_binary_loc): Likewise.
3253 2016-11-09 Andreas Schwab <schwab@suse.de>
3256 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3257 insns operating on a register.
3259 2016-11-09 Richard Biener <rguenther@suse.de>
3261 PR tree-optimization/78007
3262 * tree-vect-stmts.c (vectorizable_bswap): New function.
3263 (vectorizable_call): Call vectorizable_bswap for
3264 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3266 2016-11-09 Richard Biener <rguenther@suse.de>
3268 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3269 Look at the DR_BASE_ADDRESS object for forcing alignment.
3271 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3273 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3274 (propagate_vr_accross_jump_function): Likewise.
3275 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3276 (load_from_param_1): New.
3277 (load_from_unmodified_param): Factor common part into load_from_param_1.
3278 (load_from_param): New.
3279 (compute_complex_assign_jump_func): Handle unary expressions.
3280 (ipa_write_jump_function): Likewise.
3281 (ipa_read_jump_function): Likewise.
3283 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3286 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3287 Also fold constant passed as argument while computing value range.
3288 (propagate_constants_accross_call): Pass param type.
3289 * ipa-prop.c: export ipa_get_callee_param_type.
3290 * ipa-prop.h: export ipa_get_callee_param_type.
3292 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3294 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3295 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3297 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3299 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3300 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3301 ASAN_STACK_MAGIC_MIDDLE.
3302 (asan_global_struct): Increase the size of fields.
3303 (asan_add_global): Add new field constructor.
3304 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3305 __asan_version_mismatch_check_v8.
3307 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3309 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3312 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3316 Handle ASHIFT and LSHIFTRT.
3317 (dimode_scalar_chain::compute_convert_gain): Ditto.
3318 (dimode_scalar_chain::convert_insn): Ditto.
3320 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3322 * gimple-ssa-store-merging.c: Include selftest.h
3323 (verify_array_eq): New function.
3324 (verify_shift_bytes_in_array): Likewise.
3325 (verify_shift_bytes_in_array_right): Likewise.
3326 (verify_clear_bit_region): Likewise.
3327 (verify_clear_bit_region_be): Likewise.
3328 (store_merging_c_tests): Likewise.
3329 * selftest.h (store_merging_c_tests): Declare prototype.
3330 * selftest-run-tests.c (selftest::run_tests): Run
3331 store_merging_c_tests.
3333 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3335 * config/arm/arm.opt (mold-rtx-costs): Delete.
3336 (mnew-generic-costs): Delete.
3337 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3338 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3339 (arm_size_rtx_costs): Likewise.
3340 (arm_slowmul_rtx_costs): Likewise.
3341 (arm_fastmul_rtx_costs): Likewise.
3342 (arm_xscale_rtx_costs): Likewise.
3343 (arm_9e_rtx_costs): Likewise.
3344 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3345 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3346 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3347 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3348 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3349 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3350 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3351 arm_cortex_m7_tune):
3352 Delete rtx_costs field.
3353 (arm_new_rtx_costs): Rename to...
3354 (arm_rtx_costs_internal): ... This.
3355 (arm_rtx_costs): Remove old way of doing rtx costs.
3357 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3359 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3360 (arm_fastmul_tune): Likewise.
3361 (arm_strongarm_tune): Likewise.
3362 (arm_xscale_tune): Likewise.
3363 (arm_9e_tune): Likewise.
3364 (arm_marvell_pj4_tune): Likewise.
3365 (arm_v6t2_tune): Likewise.
3366 (arm_v6m_tune): Likewise.
3367 (arm_fa726te_tune): Likewise.
3369 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3371 PR tree-optimization/78234
3372 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3375 2016-11-08 Martin Liska <mliska@suse.cz>
3378 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3379 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3380 with a value expr. Do not add artificial variables to
3381 live_switch_vars. Use the debug counter.
3382 (gimplify_target_expr): Use the debug counter.
3383 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3384 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3385 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3387 2016-11-08 Richard Biener <rguenther@suse.de>
3389 * tree-vect-stmts.c (get_group_load_store_type): If the
3390 access is aligned do not trigger peeling for gaps.
3391 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3392 force alignment of vars with DECL_USER_ALIGN.
3394 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3396 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3398 2016-11-08 Richard Biener <rguenther@suse.de>
3400 PR tree-optimization/78205
3401 * tree-vect-stmts.c (vectorizable_load): Move check whether
3402 we may run into gaps when BB vectorizing SLP permutations ...
3403 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3404 here where we can do a more precise check.
3406 2016-11-08 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/78224
3409 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3410 Split the fallthru edge in case its successor may have PHIs.
3411 Do not free dominance info.
3413 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3416 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3417 EH info even for bzhi and pdep/pext.
3419 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3421 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3422 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3424 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3426 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3428 * config/rs6000/vector.md (div<mode>3): Ditto.
3430 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3432 * configure.ac (.hidden): Change to conftest_s string. Provide string
3434 (gcc_cv_ld_hidden): Yes for AIX.
3435 * configure: Regenerate.
3437 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3439 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3440 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3441 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3442 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3443 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3444 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3446 (rs6000_xcoff_visibility): New.
3447 (rs6000_xcoff_declare_function_name): Add visibility support.
3448 (rs6000_xcoff_asm_globalize_decl_name): New.
3449 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3450 (rs6000_asm_weaken_decl): New.
3451 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3452 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3455 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3458 * incpath.c (remove_dup): Also silently ignore EPERM.
3460 2016-11-07 Martin Jambor <mjambor@suse.cz>
3462 * tree.c (verify_type_variant): Use pointer comparison to check that
3463 TYPE_SIZE_UNIT match.
3465 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3468 * dse.c (dse_step5): Call scan_reads even if just
3469 insn_info->frame_read. Improve and fix dump file messages.
3472 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3473 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3475 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3478 * match.pd: Add following two patterns:
3479 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3480 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3482 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3484 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3485 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3486 * rtl.h (duplicate_reg_notes): Declare.
3487 * rtlanal.c (duplicate_reg_note): New function.
3489 PR rtl-optimization/77309
3490 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3491 don't assume an equality comparison for plain COMPARE.
3492 (simplify_comparison): Pass a more accurate code to
3493 make_compound_operation.
3495 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3497 * target.def (compute_pressure_classes): New target hook.
3498 * doc/tm.texi.in: Document it.
3499 * doc/tm.texi: Regenerate.
3500 * ira.c (setup_pressure_classes): Call target hook if defined.
3502 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3504 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3506 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3507 that have the default values.
3508 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3510 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3511 label string from expected dump.
3512 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3515 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3518 * alias.c (nonoverlapping_memrefs_p): If one decl is
3519 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3521 2016-11-07 Richard Biener <rguenther@suse.de>
3524 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3527 2016-11-07 Richard Biener <rguenther@suse.de>
3529 PR tree-optimization/78218
3530 * gimple-ssa-store-merging.c
3531 (pass_store_merging::terminate_all_aliasing_chains):
3532 Drop unused argument, fix alias check to also consider uses.
3533 (pass_store_merging::execute): Adjust.
3535 2016-11-07 Richard Biener <rguenther@suse.de>
3537 PR tree-optimization/78228
3538 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3541 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3544 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3545 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3546 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3547 to restrict them to an appropriate range and add FAIL check if the
3548 region they specify is out of range. Delete useless constraint
3550 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3551 2 and 3 to restrict their range and add pattern predicate.
3553 2016-11-07 Martin Liska <mliska@suse.cz>
3555 * asan.c (enum asan_check_flags): Move the enum to header file.
3556 (asan_init_shadow_ptr_types): Make type creation more generic.
3557 (shadow_mem_size): New function.
3558 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3559 Rewritten stack unpoisoning code.
3560 (build_shadow_mem_access): Add new argument return_address.
3561 (instrument_derefs): Instrument local variables if use after scope
3562 sanitization is enabled.
3563 (asan_store_shadow_bytes): New function.
3564 (asan_expand_mark_ifn): Likewise.
3565 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3566 * asan.h (enum asan_mark_flags): Moved here from asan.c
3567 (asan_protect_stack_decl): Protect all declaration that need
3569 (asan_sanitize_use_after_scope): New function.
3570 (asan_no_sanitize_address_p): Likewise.
3571 * cfgexpand.c (partition_stack_vars): Consider
3572 asan_sanitize_use_after_scope in condition.
3573 (expand_stack_vars): Likewise.
3574 * common.opt (-fsanitize-address-use-after-scope): New option.
3575 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3576 Explain the parameter.
3577 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
3578 * gimplify.c (build_asan_poison_call_expr): New function.
3579 (asan_poison_variable): Likewise.
3580 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
3581 variables that have address taken.
3582 (gimplify_decl_expr): Likewise.
3583 (gimplify_target_expr): Likewise for C++ temporaries.
3584 (sort_by_decl_uid): New function.
3585 (gimplify_expr): Unpoison all variables for a label we can jump
3586 from outside of a scope.
3587 (gimplify_switch_expr): Unpoison variables defined in the switch
3589 (gimplify_function_tree): Clear asan_poisoned_variables.
3590 (asan_poison_variables): New function.
3591 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
3592 * internal-fn.c (expand_ASAN_MARK): New function.
3593 * internal-fn.def (ASAN_MARK): Declare.
3594 * opts.c (finish_options): Handle -fstack-reuse if
3595 -fsanitize-address-use-after-scope is enabled.
3596 (common_handle_option): Enable address sanitization if
3597 -fsanitize-address-use-after-scope is enabled.
3598 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3600 * params.h: Likewise.
3601 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3602 * sanitizer.def: Define __asan_poison_stack_memory and
3603 __asan_unpoison_stack_memory functions.
3604 * asan.c (asan_mark_poison_p): New function.
3605 (transform_statements): Handle asan_mark_poison_p calls.
3606 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3608 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3611 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3613 2016-11-07 Martin Liska <mliska@suse.cz>
3615 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3616 to time_profiler_counter_ptr.
3618 2016-11-07 Richard Biener <rguenther@suse.de>
3620 PR tree-optimization/37150
3621 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3623 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3624 (vect_analyze_slp_cost_1): Account for the real number of
3625 permutations emitted and for dead loads.
3626 (vect_transform_slp_perm_load): Add n_perms parameter counting
3627 the number of emitted permutations.
3628 * tree-vect-stmts.c (vectorizable_load): Adjust.
3630 2016-11-07 Richard Biener <rguenther@suse.de>
3632 PR tree-optimization/78189
3633 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3634 alignment computation.
3636 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3638 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3640 2016-11-05 Martin Sebor <msebor@redhat.com>
3642 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3645 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3649 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3651 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3654 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3655 doesn't have rtl set.
3657 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3659 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3660 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3661 rs6000_gimple_fold_builtin.
3662 (rs6000_gimple_fold_builtin): New function. Add handling for
3663 early expansion of vector addition builtins.
3665 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3667 * expr.h (copy_blkmode_from_reg): Delete.
3668 * expr.c (copy_blkmode_from_reg): Make static.
3670 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3672 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3673 * combine.c (LOAD_EXTEND_OP): Delete.
3674 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3675 * cse.c (LOAD_EXTEND_OP): Delete.
3676 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3677 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3678 * postreload.c (LOAD_EXTEND_OP): Delete.
3679 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3680 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3681 (find_reloads): Likewise.
3682 * reload1.c (eliminate_regs_1): Likewise.
3683 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3684 (num_sign_bit_copies1): Likewise.
3686 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3688 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3689 (selftest::ix86_test_dumping_hard_regs): New function.
3690 (selftest::ix86_run_selftests): New function.
3691 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3692 selftest::ix86_run_selftests.
3693 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3694 * doc/tm.texi: Regenerate
3695 * selftest-rtl.h: New file.
3696 * rtl-tests.c: Include "selftest-rtl.h".
3697 (selftest::assert_rtl_dump_eq): Make non-static.
3698 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3699 (selftest::test_dumping_regs): Update comment.
3700 * selftest-run-tests.c: Include "target.h".
3701 (selftest::run_tests): If non-NULL, call
3702 targetm.run_target_selftests.
3703 * target.def (run_target_selftests): New hook.
3705 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3707 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3708 representative core for this architecture.
3709 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3710 * config/arm/arm-tables.opt: Regenerate.
3711 * config/arm/arm-tune.md: Likewise.
3712 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3713 valid -mcpu options.
3714 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3716 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3718 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3719 representative core for this architecture.
3720 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3721 * config/arm/arm-tables.opt: Regenerate.
3722 * config/arm/arm-tune.md: Likewise.
3723 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3724 this tuning parameters apply to in the comment.
3725 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3726 valid -mcpu options.
3727 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3729 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3731 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3732 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3733 where cond_expr can't be a lvalue.
3735 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3737 * config/arc/arc.c (arc_process_double_reg_moves): Use
3739 * config/arc/arc.md (movsi_insn): Disable unsupported move
3740 instructions for ARCv2 cores.
3741 (movdi): Use prepare_move_operands.
3742 (movsf, movdf): Use move_dest_operand predicate.
3743 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3745 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3746 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3748 (dexcl_3op_peep2_insn_nores): Likewise.
3749 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3750 (LINK_COMMAND_SPEC): Remove.
3752 2016-11-04 Richard Biener <rguenther@suse.de>
3755 * loop-invariant.c (find_exits): Record entering inner
3756 loops as possibly exiting to handle infinite sub-loops.
3757 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3758 (fill_always_executed_in_1): Honor infinite child loops.
3760 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3763 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3764 has already been adjusted for endianness, so don't adjust it any
3768 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3769 ICmode unless we have standard PowerPC floating point.
3770 * config/rs6000/rs6000.md (FP iterator): Likewise.
3771 (FMOVE128 iterator): Likewise.
3773 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3774 Alexandre Oliva <aoliva@redhat.com>
3775 Jason Merrill <jason@redhat.com>
3779 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3781 * langhooks.c (lhd_type_dwarf_attribute): New function.
3782 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3783 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3784 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3785 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3786 (check_qualified_type, check_aligned_type): Call it.
3787 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3788 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3789 check_base_type and check_lang_type.
3790 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3791 return early. For pointer-to-data-member add DW_AT_use_location
3793 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3795 (gen_type_die_with_usage): Don't use type_main_variant
3796 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3797 check_base_type and check_lang_type. Formatting fixes. Call
3798 get_debug_type langhook.
3800 2016-11-03 Jason Merrill <jason@redhat.com>
3802 * tree.c (check_lang_type): New.
3803 (check_qualified_type): Use it.
3804 (check_aligned_type): Use it.
3805 * tree.h: Declare it.
3807 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3809 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3810 (arm*-freebsd*): Likewise.
3811 (arm*-*-netbsdelf*): Likewise.
3812 (arm*-*-linux*): Likewise.
3813 (arm*-*-uclinux*eabi*): Likewise.
3814 (arm*-*-phoenix*): Likewise.
3815 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3816 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3817 specified. Default to arm6 if target_cpu_cname is not set.
3818 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3819 default cpu has been correctly configured.
3820 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3821 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3822 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3823 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3824 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3825 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3826 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3828 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3830 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3831 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3832 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3833 (output_cfa_loc): Support DW_CFA_val_expression.
3834 (output_cfa_loc_raw): Likewise.
3835 (output_cfi): Likewise.
3836 (output_cfi_directive): Likewise.
3837 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3838 (dw_cfi_oprnd2_desc): Likewise.
3839 (mem_loc_descriptor): Recognize new pattern generated for value
3842 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3844 PR rtl-optimization/78186
3845 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
3846 well, when converting to IOR.
3848 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
3850 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
3851 (vec_interleave_highv8qi): Likewise.
3853 2016-11-03 Martin Liska <mliska@suse.cz>
3855 * profile.c (instrument_values): Fix coding style.
3856 (branch_prob): Use renamed function.
3857 * tree-profile.c (init_ic_make_global_vars): Likewise.
3858 (gimple_init_edge_profiler): Rename to
3859 gimple_init_gcov_profiler.
3860 tree_time_profiler_counter variable declaration.
3861 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
3863 * value-prof.h: Remove an argument.
3865 2016-11-03 Richard Biener <rguenther@suse.de>
3867 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
3868 symtab_node::get_create.
3870 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3872 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
3873 Move comments into more natural position.
3875 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
3877 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
3878 (PTRDIFF_TYPE): Define as int.
3880 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3882 * ccmp.c (expand_ccmp_expr_1): Adjust.
3883 (expand_ccmp_expr): Likewise.
3884 (expand_ccmp_next): Likewise.
3885 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
3886 (aarch64_gen_ccmp_first): Likewise.
3887 * doc/tm.texi: Regenerate.
3888 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
3889 (gen_ccmp_next): Likewise.
3891 2016-11-03 Bin Cheng <bin.cheng@arm.com>
3893 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
3894 (vect_is_simple_reduction): Swap cond_reduction by inversion.
3896 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
3898 * config/i386/i386.c (ix86_init_libfuncs): New. Call
3899 darwin_rename_builtins here.
3900 (ix86_expand_divmod_libfunc): New.
3901 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
3902 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
3904 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
3905 Nathan Sidwell <nathan@acm.org>
3907 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
3909 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
3911 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
3913 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
3914 to format MODE_INT and MODE_PARTIAL_INT literals.
3916 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
3919 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
3920 NULL if TARGET_SPE_ABI.
3922 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3924 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
3925 clear padding bits even when they're less than a byte.
3927 2016-11-02 Richard Biener <rguenther@suse.de>
3929 * gimple-ssa-store-merging.c: Include gimplify-me.h.
3930 (imm_store_chain_info::output_merged_stores): Force base_addr
3931 to be proper GIMPLE for a MEM_REF address.
3932 (pass_store_merging::execute): Restrict negative bitpos
3933 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
3934 check. Take into account non-NULL_TREE offset if the base
3935 is already addressable.
3937 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
3939 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
3941 (aarch64_be_crypto_sha1hv4si): New pattern.
3943 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
3945 * config/aarch64/aarch64.md (add<mode>3): Remove
3946 redundant code. Don't split frame based additions.
3948 2016-11-02 Richard Biener <rguenther@suse.de>
3950 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
3951 redundant val and dest members.
3952 (store_immediate_info::store_immediate_info): Adjust.
3953 (merged_store_group::merged_store_group): Adjust.
3954 (merged_store_group::apply_stores): Likewise.
3955 (struct imm_store_chain_info): Add base_addr field.
3956 (imm_store_chain_info::imm_store_chain_info): New constructor.
3957 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
3958 (imm_store_chain_info::output_merged_store): Likewise. Use
3959 addr_base which is already the address.
3960 (imm_store_chain_info::output_merged_stores): Likewise.
3961 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
3962 imm_store_chain_info instead of base. Fix alias check.
3963 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
3964 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
3965 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
3966 use the address of the base and adjust for other changes.
3968 2016-11-02 Martin Liska <mliska@suse.cz>
3970 * fold-const-call.c (host_size_t_cst_p): Test whether
3971 t is convertible to size_t.
3973 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3975 PR tree-optimization/78170
3976 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
3977 introduced by native_encode_expr on little-endian as well.
3979 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3981 PR tree-optimization/78162
3982 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
3985 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3987 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
3989 (aarch64_next_callee_save): Likewise.
3990 (aarch64_pushwb_single_reg): Likewise.
3991 (aarch64_gen_storewb_pair): Likewise.
3992 (aarch64_push_regs): Likewise.
3993 (aarch64_gen_loadwb_pair): Likewise.
3994 (aarch64_pop_regs): Likewise.
3995 (aarch64_gen_store_pair): Likewise.
3996 (aarch64_gen_load_pair): Likewise.
3997 (aarch64_save_callee_saves): Likewise.
3998 (aarch64_restore_callee_saves): Likewise.
4000 2016-11-02 Richard Biener <rguenther@suse.de>
4002 PR tree-optimization/78035
4003 PR tree-optimization/77964
4004 * gimple-pretty-print.c (pp_points_to_solution): Print
4005 vars_contains_interposable.
4006 * tree-ssa-alias.c: Include varasm.h.
4007 (ptrs_compare_unequal): Check vars_contains_interposable and
4008 decl_binds_to_current_def_p.
4009 (dump_points_to_solution): Dump vars_contains_interposable.
4010 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4012 * tree-ssa-structalias.c: Include varasm.h.
4013 (set_uids_in_ptset): Record whether vars contains a
4014 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4015 (ipa_escaped_pt): Update initializer.
4017 2016-11-02 Richard Biener <rguenther@suse.de>
4019 PR tree-optimization/78047
4020 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4021 fake field at offset zero conservatively regarding to may_have_pointers.
4023 2016-11-02 Richard Biener <rguenther@suse.de>
4025 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4026 infer_value_range on stmt ops and update value-ranges.
4027 Dump visited stmts and blocks.
4028 (evrp_dom_walker::push_value_range): Dump changes.
4029 (evrp_dom_walker::pop_value_range): Likewise.
4030 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4032 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4034 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4036 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4038 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4040 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4041 and adjust for that.
4042 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4044 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4046 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4048 (transcode_memory_rtx): Likewise.
4049 (move_to_acc): Likewise.
4050 (move_from_acc): Likewise.
4051 (move_acc_to_reg): Likewise.
4052 (move_to_x): Likewise.
4053 (move_to_hl): Likewise.
4054 (move_to_de): Likewise.
4055 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4056 (rs6000_emit_savres_rtx): Likewise.
4057 (rs6000_emit_prologue): Likewise.
4058 * reorg.c (update_reg_unused_notes): Likewise.
4059 * rtl.h (remove_note): Adjust prototype.
4060 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4062 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4064 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4065 variables so some can be rtx_insn *.
4066 (alpha_emit_xfloating_libcall): Likewise.
4067 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4068 (mips_legitimize_tls_address): Likewise.
4069 * optabs.c (expand_binop): Likewise.
4070 * reload1.c (gen_reload): Likewise.
4072 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4074 * reorg.c (relax_delay_slots): Split up the trial variable.
4076 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4078 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4079 of variables rtx_insn *.
4080 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4081 (legitimize_tls_address): Likewise.
4082 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4083 (bfin_gen_bundles): Likewise.
4084 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4085 (c6x_reorg): Likewise.
4086 * config/frv/frv.c (frv_reorder_packet): Likewise.
4087 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4088 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4089 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4090 * config/mn10300/mn10300.c: Likewise.
4091 * config/rl78/rl78.c: Likewise.
4092 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4093 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4094 (sh_expand_cmpnstr): Likewise.
4095 (sh_expand_strlen): Likewise.
4096 (sh_expand_setmem): Likewise.
4097 * config/sh/sh.md: Likewise.
4098 * emit-rtl.c (emit_pattern_before): Likewise.
4099 * except.c: Likewise.
4100 * final.c: Likewise.
4103 2016-11-01 Jason Merrill <jason@redhat.com>
4105 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4106 a COND_EXPR with constant condition.
4108 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4110 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4111 and its initialization.
4113 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4115 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4118 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4120 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4121 argument, don't call add_linkage_name if it is true.
4122 (gen_variable_die): For C++ inline static data members, consider the
4123 initial call when old_die is NULL to be declaration and call
4124 add_name_and_src_coords_attributes in that case with true as
4125 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4126 (gen_member_die): For C++ inline static data members, emit a
4127 definition DIE right away in DW_TAG_compile_unit context.
4129 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4132 * config/pa/pa.md: Add new shift/add patterns to handle
4133 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4135 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4137 * config/xtensa/xtensa-protos.h
4138 (xtensa_use_return_instruction_p): New prototype.
4139 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4140 xtensa_callee_save_size): Remove.
4141 (struct machine_function): Add new fields: current_frame_size,
4142 callee_save_size, frame_laid_out and epilogue_done.
4143 (compute_frame_size, xtensa_expand_prologue,
4144 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4145 cfun->machine->callee_save_size and xtensa_current_frame_size
4146 with cfun->machine->current_frame_size.
4147 (compute_frame_size): Update cfun->machine->frame_laid_out and
4148 don't update frame layout after reload completion.
4149 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4150 instead of zeroing xtensa_current_frame_size.
4151 (xtensa_use_return_instruction_p): New function.
4152 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4154 (INITIAL_ELIMINATION_OFFSET): Use return value of
4155 compute_frame_size instead of xtensa_current_frame_size value.
4156 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4157 function xtensa_use_return_instruction_p instead of inline code.
4159 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4161 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4162 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4163 * dwarf2out.c (rnglist_idx): New variable.
4164 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4165 (DEBUG_RNGLISTS_SECTION): Define.
4166 (ranges_base_label): New variable.
4167 (size_of_die) <case dw_val_class_range_list>: If using
4168 DW_FORM_rnglistx, count size of uleb128 of range list index.
4169 (value_format) <case dw_val_class_range_list>: For
4170 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4171 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4172 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4173 (add_ranges_num): Remove useless prototype. Don't multiply
4174 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4175 for new fields added to dw_ranges struct.
4176 (add_ranges): Add maybe_new_sec argument and pass it
4177 through to add_ranges_num.
4178 (note_rnglist_head): New function.
4179 (add_ranges_by_labels): Pass true as maybe_new_sec to
4180 add_ranges_num, call note_rnglist_head on the head of the list.
4181 (output_ranges): Add function comment. Switch to
4182 .debug_ranges section here and emit .Ldebug_ranges0 label.
4183 (index_rnglists, output_rnglists): New functions.
4184 (gen_subprogram_die): Formatting fixes.
4185 (add_high_low_attributes): Don't divide offsets
4186 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4187 first list element or when pointing into the middle of
4188 a list. Pass true as second argument to add_ranges on the
4189 first block fragment after cold/hot section switch.
4190 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4191 section instead of .debug_ranges. Initialize
4192 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4193 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4194 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4195 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4196 Call output_rnglists for -gdwarf-5.
4197 (dwarf2out_c_finalize): Clear rnglist_idx.
4199 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4201 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4203 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4204 Tamar Christina <tamar.christina@arm.com>
4206 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4207 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4208 (vmaxnmq_f32): Likewise.
4209 (vminnm_f32): Likewise.
4210 (vminnmq_f32): Likewise.
4211 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4213 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4216 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4218 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4219 binary floating point types supported by the hardware except for
4221 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4222 vector instruction for optimizing extracting a SImode from a
4223 V4SImode vector and converting it to floating point.
4224 (vsx_xvcvuxwdp_df): Likewise.
4225 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4226 registers to be any VSX register. Move stores to the end of the
4228 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4229 to optimize extracting a SImode from a V4SImode vector and
4230 converting it to a binary floating point type supported by the
4231 hardware. Use the vector converts instead of extracting the
4232 element, sign extending it, and then converting it to double.
4233 Other floating point types than double first convert to double,
4234 then the double is converted to that type.
4235 (vsx_extract_si_<uns>float_<mode>): Likewise.
4237 2016-10-31 Andrew Pinski <apinski@cavium.com>
4239 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4240 Rewrite handling of part num to handle the case where
4241 multiple implementers share the same part num.
4243 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4244 Jakub Jelinek <jakub@redhat.com>
4246 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4247 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4249 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4251 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4252 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4253 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4254 (is_cu_die, is_unit_die): Likewise.
4255 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4256 comments for DWARF5 DW_UT_type units.
4257 (output_compilation_unit_header): Add UT argument, output
4258 start of DWARF5 .debug_info section header.
4259 (output_comp_unit): Add dwo_id argument. Adjust
4260 output_compilation_unit_header caller, for DW_UT_split_compile
4261 emit dwo_id field, otherwise padding1. Emit padding2 field.
4262 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4263 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4264 (output_skeleton_debug_sections): Add dwo_id argument, for
4265 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4266 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4267 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4268 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4269 DW_TAG_compile_unit for skeleton unit die. Don't add
4270 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4271 address to output_comp_unit and output_skeleton_debug_sections.
4273 * dwarf2out.c (debug_line_str_section): New variable.
4274 (debug_line_str_hash): Likewise.
4275 (DEBUG_LINE_STR_SECTION): Define.
4276 (set_indirect_string): Handle DW_FORM_line_strp like
4278 (find_string_form): Fix up formatting.
4279 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4281 (output_die): Handle DW_FORM_line_strp.
4282 (DWARF5_USE_DEBUG_LINE_STR): Define.
4283 (output_line_string): New function.
4284 (output_file_names): Add -gdwarf-5 support.
4285 (output_line_info): Likewise.
4286 (init_sections_and_labels): Initialize debug_line_str_section.
4287 (output_indirect_string): Change 2nd argument from void *
4288 to enum dwarf_form form, compare with form rather than
4290 (output_indirect_strings): Pass DW_FORM_strp to
4291 output_indirect_string traversion.
4292 (dwarf2out_finish): Output .debug_line_str strings.
4293 (dwarf2out_c_finalize): Clear debug_line_str_section and
4294 debug_line_str_hash.
4296 2016-10-31 Tom Tromey <tom@tromey.com>
4299 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4300 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4301 DW_OP_GNU_push_tls_address case.
4302 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4304 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4306 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4307 for frame_offset_rel bit.
4308 (struct array_descr_info): Add rank field.
4309 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4310 and placeholder_seen fields.
4311 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4312 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4313 DW_OP_pick 1 into DW_OP_over.
4314 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4315 gen_variant_part): Clear placeholder_{arg,seen}.
4316 (loc_list_from_tree_1): Drop const from context argument.
4317 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4318 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4319 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4321 (add_scalar_info): Drop const from context argument. Handle
4322 context->placeholder_arg.
4323 (add_bound_info): Drop const from context argument.
4324 (gen_descr_array_type_die): Drop const from ctx variable.
4325 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4326 attribute and use a single DW_TAG_generic_subrange instead of
4327 7 DW_TAG_subrange_type for assumed rank arrays.
4329 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4330 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4331 from bool to 1-bit uchar bitfield. Add num_assigned and
4332 offset_emitted bitfields.
4333 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4334 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4335 dw_val_class_loclistsptr.
4336 (new_addr_loc_descr): Fix up formatting.
4337 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4338 (add_AT_low_high_pc): Fix up formatting.
4339 (add_AT_loclistsptr): New function.
4340 (AT_lbl): Allow dw_val_class_loclistsptr.
4341 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4342 Handle dw_val_class_loclistsptr.
4343 (loc_list_idx): New variable.
4344 (output_loclists_offsets, assign_location_list_indexes): New
4346 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4347 add size_of_uleb128 of the index. Drop never used
4348 dwarf_split_debug_info AT_index handling. Handle
4349 dw_val_class_loclistsptr.
4350 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4351 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4352 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4353 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4354 DW_FORM_loclistx indexes.
4355 (output_attr_index_or_value): Fix up formatting. Don't handle
4356 dw_val_class_loc_list here.
4357 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4358 For dw_val_class_loc_list call output_loc_list_offset rather than
4359 output_attr_index_or_value.
4360 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4361 or .debug_loclists.dwo section name for debug_loc_section.
4362 (resolve_addr_in_expr): Formatting fix.
4363 (index_location_lists): Likewise.
4364 (dwarf2out_finish): If there are any location lists, for
4365 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4366 index_location_lists only if have_location_lists. Call
4367 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4368 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4369 -gsplit-dwarf also emit offset table.
4371 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4372 (size_of_die, value_format, output_die): Use
4373 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4374 dw_val_class_wide_int.
4376 * dwarf2out.c (dwarf_op): Renamed to ...
4377 (dwarf_OP): ... this.
4378 (convert_descriptor_to_mode, scompare_loc_descriptor,
4379 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4380 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4382 (dwarf_AT, dwarf_TAG): New functions.
4383 (check_die): Disallow DW_AT_call_all_calls next to
4384 DW_AT_GNU_all_call_sites.
4385 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4386 and attributes instead of the corresponding GNU tag and attributes.
4387 (gen_subprogram_die): Likewise. Emit call site information even
4388 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4389 DW_AT_defaulted in comment.
4390 (resolve_addr): Handle DW_AT_call_origin attribute on
4391 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4392 DW_TAG_GNU_call_site DIE.
4394 * dwarf2out.c (dwarf_op): New function.
4395 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4396 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4397 (output_loc_operands, output_loc_operands_raw): Likewise.
4398 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4399 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4400 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4401 if dwarf_version < 5.
4402 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4404 (scompare_loc_descriptor, ucompare_loc_descriptor,
4405 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4406 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4407 optimize_location_into_implicit_ptr): Likewise. Only punt for
4408 !dwarf_strict if dwarf_version < 5.
4409 (string_cst_pool_decl): Adjust comment.
4410 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4412 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4413 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4414 (struct dw_val_node): Add val_file_implicit field.
4415 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4416 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4417 output_die): Handle dw_val_class_const_implicit,
4418 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4419 (abbrev_die_table): Change into va_gc vec.
4420 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4421 ABBREV_DIE_TABLE_INCREMENT): Remove.
4422 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4423 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4425 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4426 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4428 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4430 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4432 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4434 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4435 unit. Call optimize_abbrev_table.
4436 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4437 abbrev_die_table being a va_gc vec.
4439 PR tree-optimization/77860
4440 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4441 also integral complex and vector constants.
4443 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4444 optimize_macinfo_range, save_macinfo_strings): Replace
4445 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4446 (output_macinfo): Likewise. Emit .debug_macro* rather than
4447 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4448 (init_sections_and_labels): Use .debug_macro* labels rather than
4449 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4450 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4451 or DW_AT_GNU_macros for -gdwarf-5.
4453 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4455 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4457 2016-09-11 Le-Chun Wu <lcwu@google.com>
4458 Mark Wielaard <mjw@redhat.com>
4460 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4461 (Wshadow=local): New option.
4462 (Wshadow-local): Hidden alias for -Wshadow=local.
4463 (Wshadow=compatible-local): New option.
4464 (Wshadow-compatible-local): Hidden alias for
4465 -Wshadow=compatible-local.
4466 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4467 Wshadow=compatible-local.
4469 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4471 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4472 Check slp defs for COND_EXPR by swapping/inverting operands if the
4473 new parameter SWAP indicates so.
4474 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4475 is isomorphic to the first stmt via swapping/inverting. Store swap
4476 information in the new parameter SWAP.
4477 (vect_build_slp_tree): New local array SWAP and pass it to function
4478 vect_build_slp_tree_1. Cleanup result handling code for function
4479 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4480 order of operands has been fixed as indicated by SWAP[i].
4482 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4484 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4485 unnecessary data dependence check after visited store stmt.
4487 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4489 PR tree-optimization/71915
4490 PR tree-optimization/71490
4491 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4493 (find_basis_for_base_expr): Require stride types to match when
4495 (alloc_cand_and_find_basis): Record the stride type.
4496 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4497 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4498 the expressions having those types.
4499 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4500 (create_mul_ssa_cand): Likewise.
4501 (create_mul_imm_cand): Likewise.
4502 (create_add_ssa_cand): Likewise.
4503 (create_add_imm_cand): Likewise.
4504 (legal_cast_p_1): Change interface to accept types rather than the
4505 expressions having those types.
4506 (legal_cast_p): Pass types to legal_cast_p_1.
4507 (slsr_process_cast): Pass stride type to
4508 alloc_cand_and_find_basis.
4509 (slsr_process_copy): Likewise.
4510 (dump_candidate): Display stride type when a cast exists.
4511 (create_add_on_incoming_edge): Introduce a cast when necessary for
4513 (analyze_increments): Change the code checking for invalid casts
4514 to rely on the stride type, and update the documentation and
4515 example. Change the code checking for pointer multiplies to rely
4517 (insert_initializers): Introduce a cast when necessary for the
4518 stride type. Use the stride type for the type of the initializer.
4520 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4522 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4524 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4526 PR rtl-optimization/77919
4527 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4528 into memory if both modes are complex and their inner modes have the
4529 same precision. If the two modes are different complex modes, convert
4530 each part separately and generate a new CONCAT.
4532 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4534 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4536 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4539 * gimple-ssa-store-merging.c
4540 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4541 instead of SET_TYPE_ALIGN on shared integral type.
4543 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4545 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4546 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4549 2016-10-28 Jeff Law <law@redhat.com>
4551 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4552 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4554 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4556 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4558 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4560 * target.def (min_arithmetic_precision): New hook.
4561 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4562 * doc/tm.texi: Regenerate.
4563 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4564 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4565 * targhooks.c (default_min_arithmetic_precision): New function.
4566 * targhooks.h (default_min_arithmetic_precision): Declare.
4567 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4568 (sparc_min_arithmetic_precision): New function.
4570 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4573 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4574 Swap commutative operands in new RTL if needed. Handle zero_ext
4576 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
4579 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4580 Kugan Vivekanandarajah <kuganv@linaro.org>
4581 Jim Wilson <jim.wilson@linaro.org>
4583 PR tree-optimization/43721
4584 * target.def: New hook expand_divmod_libfunc.
4585 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
4586 * doc/tm.texi: Regenerate.
4587 * internal-fn.def: Add new entry for DIVMOD ifn.
4588 * internal-fn.c (expand_DIVMOD): New.
4589 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
4591 (widen_mul_stats): Add new field divmod_calls_inserted.
4592 (target_supports_divmod_p): New.
4593 (divmod_candidate_p): Likewise.
4594 (convert_to_divmod): Likewise.
4595 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
4596 renumber_gimple_stmt_uids at beginning of function. Call
4597 convert_to_divmod and record stats for divmod.
4598 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
4599 TARGET_EXPAND_DIVMOD_LIBFUNC.
4600 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4603 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4604 Segher Boessenkool <segher@kernel.crashing.org>
4606 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4607 swapping the arms of the branch.
4608 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4609 sequence for the generic signed-signed-signed case.
4611 2016-10-28 Jeff Law <law@redhat.com>
4613 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4615 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4617 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4619 PR rtl-optimization/78029
4620 * function.c (prologue_contains, epilogue_contains): New functions.
4621 (record_prologue_seq, record_epilogue_seq): New functions.
4622 * function.h (prologue_contains, epilogue_contains,
4623 record_prologue_seq, record_epilogue_seq): New declarations.
4624 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4625 mixing prologue and epilogue insns.
4626 (init_deps): Initialize the new fields in struct deps_desc.
4627 * sched-int.h (struct deps_desc): New fields last_prologue,
4628 last_epilogue, and last_logue_was_epilogue.
4629 * shrink-wrap.c (emit_common_heads_for_components): Record all
4630 emitted prologue and epilogue insns.
4631 (emit_common_tails_for_components): Ditto.
4632 (insert_prologue_epilogue_for_components): Ditto.
4634 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4637 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4638 * common.opt (fstore-merging): New Optimization option.
4639 * opts.c (default_options_table): Add entry for
4640 OPT_ftree_store_merging.
4641 * fold-const.h (can_native_encode_type_p): Declare prototype.
4642 * fold-const.c (can_native_encode_type_p): Define.
4643 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4644 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4645 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4646 * passes.def: Insert pass_tree_store_merging.
4647 * tree-pass.h (make_pass_store_merging): Declare extern
4649 * gimple-ssa-store-merging.c: New file.
4650 * doc/invoke.texi (Optimization Options): Document
4652 (--param documentation): Document store-merging-allow-unaligned
4653 and max-stores-to-merge.
4655 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4658 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4659 assignment to earlier in the if/else logic.
4661 2016-10-28 Richard Biener <rguenther@suse.de>
4665 * fold-const.c (make_bit_field_ref): Only adjust alias set
4666 when the original alias set was zero.
4668 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4670 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4671 (s390_adjust_loops): New function.
4672 (s390_reorg): Invoke s390_adjust_loops.
4673 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4674 ("osc_break"): New insn definition.
4676 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4678 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4679 * config.gcc: Support alternate archXX cpu levels with
4680 --with-arch= and --with-tune=.
4681 * config/s390/linux.h: Translate new archXX cpu levels to the
4682 original names when calling GAS.
4683 * config/s390/tpf.h: Likewise.
4684 * doc/invoke.texi: Document the alternate cpu level names.
4686 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4688 PR rtl-optimization/77919
4689 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4690 MEM if mode1 is not a complex mode.
4692 PR rtl-optimization/78132
4693 * ree.c (combine_reaching_defs): Give up if copy_needed and
4694 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4696 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4698 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4700 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4702 * config/rs6000/constraints.md (wH constraint): Add new
4703 constraints for allowing 32-bit integers (and eventually 8/16-bit
4704 integers) into the vector registers.
4705 (wI constraint): Likewise.
4706 (wJ constraint): Likewise.
4707 (wK constraint): Likewise.
4708 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4709 -mvsx-small-integer as a default option for ISA 2.07
4711 (POWERPC_MASKS): Likewise.
4712 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4713 switch to turn off small integer support in vector registers.
4714 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4715 test for -mupper-regs-di, since it is already done with the
4716 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4717 -mvsx-small-integer.
4718 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4720 (rs6000_setup_reg_addr_masks): Likewise.
4721 (rs6000_init_hard_regno_mode_ok): Likewise.
4722 (rs6000_option_override_internal): Add consistency checks for
4723 -mvsx-small-integer.
4724 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4725 -mvsx-small-integer.
4726 (rs6000_secondary_reload): Use std::swap.
4727 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4728 VSX_REGS for small integers in vector registers, since there is no
4729 D-FORM address mode for such types.
4730 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4731 (rs6000_opt_masks): Add -mvsx-small-integer.
4732 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4734 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4735 extracts can be done on ISA 2.07.
4736 (vsx_extract_<mode>): Add support for small integers in vsx
4738 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4739 longer support V4SImode in this pattern.
4740 (vsx_extract_si): New insn to support extraction of SImode in ISA
4741 2.07 using either xxextractuw or vspltw.
4742 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4743 longer support V4SImode in this pattern.
4744 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4745 wJ, and wK constraints.
4746 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4747 storing SDmode with VSX instructions.
4748 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4749 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4750 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4751 small integers in vector registers.
4752 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4753 load and before the FPR and VSX loads. Remove ??, ! from the
4754 constraints. Add VEXTSW2D support for small integers in vector
4756 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4757 integers in vector registers.
4758 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4759 move instead of using an UNSPEC.
4760 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4761 integers in vector registers.
4762 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4763 move instead of using an UNSPEC.
4764 (movsi_internal1): Add support for -mvsx-small-integer. Align
4765 columns so that it is more readable.
4766 (SImode splitter for ISA 3.0 constants): Add splitter for
4767 -128..127 constants that can easily be constructed on ISA 3.0.
4768 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4771 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4774 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4777 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4779 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4780 PIC_OFFSET_TABLE_REGNUM twice.
4782 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4784 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4785 support for constant operand for OP.
4787 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4789 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4790 splice_child_die if child doesn't have DW_AT_specification attribute.
4792 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4794 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4795 (TARGET_HAVE_LDREXBH): Likewise.
4796 (TARGET_HAVE_LDACQ): Likewise.
4798 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4800 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4801 logic to to decide whether to copy over old value to register for new
4803 * config/arm/sync.md: Add comments explaning why mode and code
4804 attribute are not defined in iterators.md
4805 (thumb1_atomic_op_str): New code attribute.
4806 (thumb1_atomic_newop_str): Likewise.
4807 (thumb1_atomic_fetch_op_str): Likewise.
4808 (thumb1_atomic_fetch_newop_str): Likewise.
4809 (thumb1_atomic_fetch_oldop_str): Likewise.
4810 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4811 mirror the more restrictive constraints of the Thumb-1 insns after
4812 split compared to Thumb-2 counterpart insns.
4813 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4814 in sync with non atomic version.
4815 (atomic_nand<mode>): Likewise.
4816 (atomic_fetch_<sync_optab><mode>): Likewise.
4817 (atomic_fetch_nand<mode>): Likewise.
4818 (atomic_<sync_optab>_fetch<mode>): Likewise.
4819 (atomic_nand_fetch<mode>): Likewise.
4820 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4821 in sync with atomic version.
4822 (thumb1_subsi3_insn): Likewise.
4823 (thumb1_andsi3_insn): Likewise.
4824 (thumb1_iorsi3_insn): Likewise.
4825 (thumb1_xorsi3_insn): Likewise.
4827 2016-10-27 Nick Clifton <nickc@redhat.com>
4829 * plugin.c (register_plugin_info): Produce an error message if the
4830 plugin is not found in the hash table.
4832 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4834 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4837 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
4840 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
4841 define builtin functions from the bdesc_spe_predicates or
4842 bdesc_spe_evsel arrays if the builtin mask is not compatible with
4843 the current compiler configuration.
4844 (paired_init_builtins): Modify loop to not define define builtin
4845 functions from the bdesc_paried_preds array if the builtin mask is
4846 not compatible with the current compiler configuration.
4847 (altivec_init_builtins): Modify loops to not define the
4848 __builtin_altivec_stxvl function nor the builtin functions from
4849 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
4850 builtin mask is not compatible with the current compiler
4853 2016-10-26 Jeff Law <law@redhat.com>
4855 * config/sh/sh.c (output_branch): Add missing fallthru comments.
4856 (gen_shl_and): Likewise.
4857 * config/sh/sh.md (movsicc): Add missing fallthru comments.
4859 * config/mips/mips.c (mips16_constant_cost): Add missing
4861 (mips16_build_call_stub): Increase buffer size. Adjust
4864 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4866 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
4867 INSN_UIDs for all insns in compact mode.
4868 (rtx_writer::print_rtx): Likewise.
4869 * print-rtl.h (rtx_writer::flag_compact): Update comment.
4870 * rtl-tests.c (selftest::test_dumping_insns): Update expected
4871 output to include INSN_UID.
4872 (selftest::test_uncond_jump): Likewise.
4874 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
4876 * haifa-sched.c (call_used_regs_num): Rename to...
4877 (call_saved_regs_num): ...this.
4878 (fixed_regs_num): New variable.
4879 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
4881 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
4883 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4885 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
4887 * print-rtl.c (outfile): Delete global.
4888 (sawclose): Likewise.
4890 (in_call_function_usage): Likewise.
4891 (flag_compact): Likewise.
4892 (flag_simple): Likewise.
4893 (rtx_writer::rtx_writer): New ctor.
4894 (print_rtx_operand_code_0): Convert to...
4895 (rtx_writer::print_rtx_operand_code_0): ...this.
4896 (print_rtx_operand_code_e): Convert to...
4897 (rtx_writer::print_rtx_operand_code_e): ...this.
4898 (print_rtx_operand_codes_E_and_V): Convert to...
4899 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
4900 (print_rtx_operand_code_i): Convert to...
4901 (rtx_writer::print_rtx_operand_code_i): ...this.
4902 (print_rtx_operand_code_r): Convert to...
4903 (rtx_writer::print_rtx_operand_code_r): ...this.
4904 (print_rtx_operand_code_u): Convert to...
4905 (rtx_writer::print_rtx_operand_code_u): ...this.
4906 (print_rtx_operand): Convert to...
4907 (rtx_writer::print_rtx_operand): ...this.
4908 (print_rtx): Convert to...
4909 (rtx_writer::print_rtx): ...this.
4910 (print_inline_rtx): Rewrite in terms of class rtx_writer.
4911 (debug_rtx): Likewise.
4912 (print_rtl): Convert to...
4913 (rtx_writer::print_rtl): ...this.
4914 (print_rtl): Reimplement in terms of class rtx_writer.
4915 (print_rtl_single): Rewrite in terms of class rtx_writer.
4916 (print_rtl_single_with_indent): Convert to..
4917 (rtx_writer::print_rtl_single_with_indent): ...this.
4918 (print_simple_rtl): Rewrite in terms of class rtx_writer.
4919 * print-rtl.h (flag_compact): Delete decl.
4920 (class rtx_writer): New class.
4921 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
4924 2016-10-26 Jeff Law <law@redhat.com>
4926 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
4929 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
4930 (check_if_valid_sleep_operand): Add missing fallthru comment.
4931 (arc_register_move_cost): Increase buffer size.
4932 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
4934 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
4936 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
4937 comment. Add gcc_unreachable for path that should never happen.
4939 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
4942 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4943 Martin Liska <mliska@suse.cz>
4946 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
4947 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
4948 on outer context if any.
4950 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4952 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
4953 by increment rather than double it.
4954 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
4955 emit a space before args[4].
4956 (END): Don't emit a space before with_arg.
4958 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4960 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
4961 Baseline only alternatives to (i) hold store atomic success value in a
4962 return register rather than a scratch register, (ii) use a low register
4963 for it and to (iii) ensure the cbranchsi insn generated by the split
4964 respect the constraints of Thumb-1 cbranchsi4_insn and
4966 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
4967 constraints must match those in atomic_compare_and_swap.
4968 (cbranchsi4_scratch): Likewise.
4970 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4972 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
4973 variable. Add the new parameter to the insn generator. Set that
4974 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
4975 return value from the negation of that parameter for Thumb-1, keeping
4976 the logic unchanged otherwise except for using bdst as the destination
4977 register of the compare_and_swap insn.
4978 (arm_split_compare_and_swap): Add explanation about how is the value
4979 returned to the function comment. Rename scratch variable to
4980 neg_bval. Adapt initialization of variables holding operands to the
4981 new operand numbers. Use return register to hold result of store
4982 exclusive for Thumb-1, scratch register otherwise. Construct the
4983 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
4984 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
4985 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
4986 for strongly ordered compare_and_swap.
4987 * config/arm/predicates.md (cc_register_operand): New predicate.
4988 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
4989 match_operand with the new predicate to accept either the CC flag or a
4990 destination register for the boolean return value, restricting it to
4991 CC flag only via constraint. Adapt operand numbers accordingly.
4993 2016-10-26 Jeff Law <law@redhat.com>
4995 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
4997 * config/frv/frv.c (comparison_string): Do not fall through after
5000 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5002 (expand_one_builtin): Add missing break.
5004 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5005 (m32c_legitimate_address_p): Likewise.
5007 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5009 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5011 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5014 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5017 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5019 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5021 (rl78_asm_ctor_dtor): Increase buffer size.
5023 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5025 (xstormy16_asm_output_constructor): Likewise.
5027 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5030 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5031 comment to silence warning.
5033 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5034 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5037 2016-10-26 Michael Matz <matz@suse.de>
5039 PR tree-optimization/78060
5040 PR tree-optimization/78061
5041 PR tree-optimization/78088
5042 * tree-ssa-loop-split.c (easy_exit_values): New function.
5043 (tree_ssa_split_loops): Use it.
5044 (compute_new_first_bound): Change order of operations,
5045 fix invalid use of types.
5047 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5049 gen-pass-instances.awk is sensitive to the order in which
5050 passes are added; passes that appear later have to be added first.
5054 * config/avr/avr-passes.def: Swap order of directives for
5055 gen-pass-instances.awk.
5057 2016-10-25 Jeff Law <law@redhat.com>
5059 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5060 (vax_notice_update_cc): Likewise.
5062 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5064 * config.gcc (sparc*-*-solaris2*): Adjust.
5065 (sparc64-*-linux*): Likewise.
5066 * config/sparc/default-64.h: Rename to...
5067 * config/sparc/default64.h: ...this.
5068 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5070 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5071 * config/sparc/sparc.h: Minor tweaks.
5072 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5073 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5075 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5077 * input.c (fcache::file_patch): Add comment about lifetime.
5078 (selftest::cpp_reader_ptr): New class.
5079 (selftest::lexer_test): Convert m_parser from cpp_reader *
5080 to a cpp_reader_ptr, and move m_tempfile to after it.
5081 (selftest::lexer_test::lexer_test): Update for above reordering.
5082 (lexer_test::~lexer_test): Move cleanup of m_parser to
5083 cpp_reader_ptr's dtor.
5085 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5087 * toplev.c (toplev::main): Remove call to
5088 location_adhoc_data_fini.
5090 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5092 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5093 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5095 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5097 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5098 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5099 (test_basic_struct): Update for above renaming.
5100 (test_length): Likewise.
5101 (test_union): Likewise.
5102 (test_finalization): Likewise.
5103 (test_deletable_global): Likewise.
5104 (test_inheritance): Likewise.
5105 (test_chain_next): Likewise.
5106 (test_user_struct): Likewise.
5107 (test_tree_marking): Likewise.
5108 * selftest-run-tests.c (selftest::run_tests): Call
5109 selftest::forcibly_ggc_collect at the end of the selftests.
5110 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5112 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5115 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5116 * optabs.c (expand_vec_cond_expr): For comparison codes
5117 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5118 (expand_vec_cmp_expr): For comparison codes
5119 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5120 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5121 Add enum tree_code argument.
5122 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5124 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5125 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5127 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5128 NE_EXPR, attempt to use vcondeq_optab as fallback.
5129 * tree-vect-generic.c (expand_vector_comparison,
5130 expand_vector_divmod, expand_vector_condition): Adjust
5131 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5132 * tree-vect-stmts.c (vectorizable_condition,
5133 vectorizable_comparison): Likewise.
5134 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5135 check_bool_pattern, search_type_for_mask_1): Likewise.
5136 * expr.c (do_store_flag): Likewise.
5137 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5138 @code{vcondeq@var{m}@var{n}}): Document.
5139 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5142 2016-10-25 Jeff Law <law@redhat.com>
5144 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5146 (v850_output_aligned_bss): Add missing break.
5148 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5150 2016-10-25 Martin Liska <mliska@suse.cz>
5153 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5154 statements as they can also contain possibly a freeing call.
5156 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5157 Martin Liska <mliska@suse.cz>
5160 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5161 * ipa-icf.c (sem_function::get_hash): Add target optimization
5164 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5167 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5168 Remove partial overlap check for shift by 1.
5169 (ashldi3_neon): Likewise.
5171 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5173 * config/arm/constraints.md (Q constraint): Document its use for
5175 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5177 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5178 alternatives to allow any register when memory model matches Pf and
5179 thus lda is used, but only low registers otherwise. Use unpredicated
5180 output template for Thumb-1 targets.
5181 (atomic_store<mode>): Likewise for stl.
5182 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5183 whose output template does not have predication.
5184 (arm_load_acquire_exclusive<mode>): Likewise.
5185 (arm_load_exclusivesi): Likewise.
5186 (arm_load_acquire_exclusivesi): Likewise.
5187 (arm_store_release_exclusive<mode>): Likewise.
5188 (arm_store_exclusive<mode>): Use unpredicated output template for
5191 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5193 * internal-fn.def (LAUNDER): New internal function.
5194 * internal-fn.c (expand_LAUNDER): New function.
5196 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5197 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5199 New avr target pass to work around performance loss by PR fix.
5203 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5204 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5205 * config/avr/predicates.md (extend_operator): New.
5206 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5207 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5208 (make_avr_pass_casesi): New prototypes.
5209 * config/avr/avr.c (print-rtl.h): Include it.
5210 (pass_data avr_pass_data_casesi): Data for new pass.
5211 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5212 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5213 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5214 (avr_optimize_casesi): New functions.
5216 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5217 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5221 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5223 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5225 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5226 DW_AT_rvalue_reference attributes.
5228 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5230 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5231 * value-prof.c (stringop_block_profile): Fix a warning.
5233 2016-10-24 Martin Sebor <msebor@redhat.com>
5236 * builtins.c (string_length): New function.
5237 (c_strlen): Use string_length. Correctly handle wide strings.
5238 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5240 (target_int_max): Call target_max_value.
5241 (format_result::knownrange): New data member.
5242 (fmtresult::fmtresult): Define default constructor.
5243 (format_integer): Use it and set format_result::knownrange.
5244 Handle global constants.
5245 (format_floating_max): Add third argument.
5246 (format_floating): Recompute maximum value for %a for each argument.
5247 (get_string_length): Use fmtresult default ctor.
5248 (format_string): Set format_result::knownrange.
5249 (format_directive): Check format_result::knownrange.
5250 (add_bytes): Same. Correct caret placement in diagnostics.
5251 (pass_sprintf_length::compute_format_length): Set
5252 format_result::knownrange.
5253 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5255 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5257 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5258 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5260 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5263 * dwarf2out.c (file_table_relative_p): Remove.
5264 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5265 also for absolute paths.
5266 * doc/tm.texi: Update.
5267 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5268 * target.def (force_at_comp_dir): Remove hook.
5269 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5271 2016-10-24 Richard Biener <rguenther@suse.de>
5273 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5274 backedges when identifying the single predecessor to take
5275 conditional info from. Use SCEV to get at ranges for loop IVs.
5276 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5277 avoid false warning.
5279 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5282 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5283 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5284 (avr_address_tiny_absdata_p): New static function.
5285 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5286 it to determine validity of constant addresses.
5287 (avr_attribute_table) [absdata]: New variable attribute...
5288 (avr_handle_absdata_attribute): ...and handler.
5289 (avr_decl_absdata_p): New static function.
5290 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5291 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5292 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5294 2016-10-24 Richard Biener <rguenther@suse.de>
5296 PR tree-optimization/78076
5297 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5298 also on the loop tree root.
5300 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5302 * config/i386/i386.c (ix86_fold_builtin): Handle
5303 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5304 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5305 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5306 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5308 2016-10-24 Martin Liska <mliska@suse.cz>
5311 * opts.c (finish_options): Skip conditionally.
5313 2016-10-23 Martin Sebor <msebor@redhat.com>
5316 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5317 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5319 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5321 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5322 (enabled): Likewise.
5323 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5324 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5325 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5326 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5327 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5328 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5330 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5332 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5333 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5335 2016-10-21 Andrew Pinski <apinski@cavium.com>
5337 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5339 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5340 implementer_id to unsigned char.
5341 Change part_no to unsigned int.
5342 (AARCH64_BIG_LITTLE): New define.
5343 (INVALID_IMP): New define.
5344 (INVALID_CORE): New define.
5345 (cpu_data): Change the last element's implementer_id and part_no to
5347 (valid_bL_string_p): Rewrite to ..
5348 (valid_bL_core_p): this for integers instead of strings.
5349 (parse_field): New function.
5350 (contains_string_p): Rewrite to ...
5351 (contains_core_p): this for integers and only for the part_no.
5352 (host_detect_local_cpu): Rewrite handling of implementation and
5353 par num to be integers; simplifying the code.
5355 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5357 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5358 value range for pointers in more cases.
5360 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5362 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5363 Add extra argument to allow emitting the move immediate.
5364 Use add/sub with positive immediate.
5365 (aarch64_add_constant): Add inline function.
5366 (aarch64_add_sp): Likewise.
5367 (aarch64_sub_sp): Likewise.
5368 (aarch64_expand_prologue): Call aarch64_sub_sp.
5369 (aarch64_expand_epilogue): Call aarch64_add_sp.
5370 Decide when to leave out move.
5371 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5373 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5375 * config/aarch64/aarch64.c (aarch64_layout_frame):
5376 Align FP callee-saves.
5378 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5380 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5381 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5383 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5384 _rdseed64_step): Likewise.
5385 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5388 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5389 and tree-ssanames.h.
5390 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5391 with INTEGER_CST argument.
5392 (ix86_gimple_fold_builtin): New function.
5393 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5395 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5396 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5397 (ranges_table_allocated, ranges_table_in_use,
5398 ranges_by_label_allocated, ranges_by_label_in_use,
5399 RANGES_TABLE_INCREMENT): Removed.
5400 (add_ranges_num): Use vec_safe_push into ranges_table.
5401 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5402 (output_ranges): Adjust for ranges_table and ranges_by_label
5403 conversion from arrays to vec.
5404 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5405 conversion from arrays to vec.
5406 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5407 ranges_table_in_use, ranges_by_label_allocated and
5408 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5410 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5411 if needed. Re-add origin_die variable and its initialization.
5413 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5414 even for -fstack-reuse=none, or for volatile vars etc.
5416 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5418 * print-rtl-function.c (flag_compact): Move extern decl to...
5419 * print-rtl.h (flag_compact): ...here.
5420 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5421 (ASSERT_RTL_DUMP_EQ): New macro.
5422 (selftest::test_dumping_regs): New function.
5423 (selftest::test_dumping_insns): New function.
5424 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5426 (selftest::rtl_tests_c_tests): Call the new test functions.
5428 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5430 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5431 (outgoing_edges_match): Likewise.
5432 (try_crossjump_to_edge): Likewise.
5433 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5434 (rtl_tidy_fallthru_edge): Likewise.
5435 * rtl.h (tablejump_p): Adjust prototype.
5436 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5438 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5440 * rtl.h (label_ref_label): New function.
5441 (set_label_ref_label): New function.
5442 (LABEL_REF_LABEL): Delete.
5443 * alias.c (rtx_equal_for_memref_p): Adjust.
5444 * cfgbuild.c (make_edges): Likewise.
5445 (purge_dead_tablejump_edges): Likewise.
5446 * cfgexpand.c (convert_debug_memory_address): Likewise.
5447 * cfgrtl.c (patch_jump_insn): Likewise.
5448 * combine.c (distribute_notes): Likewise.
5449 * cse.c (hash_rtx_cb): Likewise.
5450 (exp_equiv_p): Likewise.
5451 (fold_rtx): Likewise.
5452 (check_for_label_ref): Likewise.
5453 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5454 (cselib_hash_rtx): Likewise.
5455 * emit-rtl.c (mark_label_nuses): Likewise.
5456 * explow.c (convert_memory_address_addr_space_1): Likewise.
5457 * final.c (output_asm_label): Likewise.
5458 (output_addr_const): Likewise.
5459 * gcse.c (add_label_notes): Likewise.
5460 * genconfig.c (walk_insn_part): Likewise.
5461 * genrecog.c (validate_pattern): Likewise.
5462 * ifcvt.c (cond_exec_get_condition): Likewise.
5463 (noce_emit_store_flag): Likewise.
5464 (noce_get_alt_condition): Likewise.
5465 (noce_get_condition): Likewise.
5466 * jump.c (maybe_propagate_label_ref): Likewise.
5467 (mark_jump_label_1): Likewise.
5468 (redirect_exp_1): Likewise.
5469 (rtx_renumbered_equal_p): Likewise.
5470 * lra-constraints.c (operands_match_p): Likewise.
5471 * print-rtl.c (print_value): Likewise.
5472 * reload.c (find_reloads): Likewise.
5473 * reload1.c (set_label_offsets): Likewise.
5474 * reorg.c (get_branch_condition): Likewise.
5475 * rtl-tests.c (test_uncond_jump): Likewise.
5476 * rtl.c (rtx_equal_p_cb): Likewise.
5477 (rtx_equal_p): Likewise.
5478 * rtlanal.c (reg_mentioned_p): Likewise.
5479 (rtx_referenced_p): Likewise.
5480 (get_condition): Likewise.
5481 * varasm.c (const_hash_1): Likewise.
5482 (compare_constant): Likewise.
5483 (const_rtx_hash_1): Likewise.
5484 (output_constant_pool_1): Likewise.
5486 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5489 * reload.c (find_valid_class_1): Allow regclass if atleast one
5490 regno in regclass is ok. Compute and use rclass size based on
5491 actually available regnos for mode in rclass.
5493 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5495 * config/sparc/sparc-modes.def (CCV): New.
5497 * config/sparc/predicates.md (v_comparison_operator): New.
5498 (icc_comparison_operator): Add support for CCV/CCXV.
5499 (xcc_comparison_operator): Likewise.
5500 * config/sparc/sparc.c (output_cbranch): Likewise.
5501 (sparc_print_operand): Likewise.
5502 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5503 (uaddvdi4): New expander.
5504 (addvdi4): Likewise.
5505 (uaddvdi4_sp32): New instruction.
5506 (addvdi4_sp32): Likewise.
5507 (uaddvsi4): New expander.
5508 (addvsi4): Likewise.
5509 (cmp_ccc_plus_sltu_set): New instruction.
5510 (cmp_ccv_plus): Likewise.
5511 (cmp_ccxv_plus): Likewise.
5512 (cmp_ccv_plus_set): Likewise.
5513 (cmp_ccxv_plus_set): Likewise.
5514 (cmp_ccv_plus_sltu_set): Likewise.
5515 (uaddvdi4): New expander.
5516 (subvdi4): Likewise.
5517 (usubdi4_sp32): New instruction.
5518 (subvdi4_sp32): Likewise.
5519 (usubvsi4): New expander.
5520 (subvsi4): Likewise.
5521 (cmpsi_minus_sltu_set): New instruction.
5522 (cmp_ccv_minus): Likewise.
5523 (cmp_ccxv_minus): Likewise.
5524 (cmp_ccv_minus_set): Likewise.
5525 (cmp_ccxv_minus_set): Likewise.
5526 (cmp_ccv_minus_sltu_set): Likewise.
5527 (unegvdi3): New expander.
5528 (negvdi3): Likewise.
5529 (unegdi3_sp32): New instruction.
5530 (negvdi3_sp32): Likewise.
5531 (unegvsi3): New expander.
5532 (negvsi3): Likewise.
5533 (cmp_ccc_neg_sltu_set): New instruction.
5534 (cmp_ccv_neg): Likewise.
5535 (cmp_ccxv_neg): Likewise.
5536 (cmp_ccv_neg_set): Likewise.
5537 (cmp_ccxv_neg_set): Likewise.
5538 (cmp_ccv_neg_sltu_set): Likewise.
5540 * tree-ssa-loop-split.c: Remove trailing spaces.
5541 * match.pd: Likewise.
5543 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5545 PR rtl-optimization/78038
5546 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5547 be deduced to set REG through the RTL structure.
5548 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5550 2016-10-21 Richard Biener <rguenther@suse.de>
5552 PR tree-optimization/78051
5553 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5554 and mark replaced if folding did something.
5556 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5558 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5559 and "protected" in visibility types.
5560 (rs6000_xcoff_declare_function_name): Fix formatting.
5561 (rs6000_xcoff_declare_object_name): Fix formatting.
5563 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5565 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5566 and IX86_BUILTIN_HUGE_VALQ here ...
5567 (ix86_expand_builtin): ... not here.
5569 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5571 * doc/gty.texi (for_user): Use @item next to @findex.
5573 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5576 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
5577 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
5578 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
5579 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
5580 __builtin_ia32_lzcnt_u16.
5581 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
5582 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
5583 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
5584 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
5585 (bmi_tzcnt_<mode>): New expander.
5586 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5587 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
5588 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
5589 (lzcnt_<mode>): New expander.
5590 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5591 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
5592 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
5593 (UINT64_FTYPE_UINT64): New.
5594 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
5595 (__builtin_ia32_lzcnt_u16): New description.
5596 (__builtin_ia32_lzcnt_u32): Ditto.
5597 (__builtin_ia32_lzcnt_u64): Ditto.
5598 (__builtin_ctzs): Remove description.
5599 (__builtin_ia32_tzcnt_u16): New description.
5600 (__builtin_ia32_tzcnt_u32): Ditto.
5601 (__builtin_ia32_tzcnt_u64): Ditto.
5602 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5603 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5605 2016-10-20 Martin Liska <mliska@suse.cz>
5608 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5609 comparison with STMT_UID_NOT_IN_RANGE.
5610 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5613 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5615 * compare-elim.c (conforming_compare): Accept UNSPECs.
5616 (find_comparison_dom_walker::before_dom_children): Deal with
5617 instructions both using and killing the flags register.
5618 (equivalent_reg_at_start): New function extracted from...
5619 (try_eliminate_compare): ...here. Use it and add support for
5620 registers and UNSPECs as second operand of the compare.
5621 * config/visium/visium-modes.def (CCV): New.
5622 * config/visium/predicates.md (visium_v_comparison_operator): New.
5623 (visium_branch_operator): Deal with CCV mode.
5624 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5625 (output_cbranch): Likewise.
5626 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5627 (uaddv<mode>4): New expander.
5628 (addv<mode>4): Likewise.
5629 (add<mode>3_insn_set_carry): New instruction.
5630 (add<mode>3_insn_set_overflow): Likewise.
5631 (addsi3_insn_set_overflow): Likewise.
5632 (usubv<mode>4): New expander.
5633 (subv<mode>4): Likewise.
5634 (sub<mode>3_insn_set_carry): New instruction.
5635 (sub<mode>3_insn_set_overflow): Likewise.
5636 (subsi3_insn_set_overflow): Likewise.
5637 (unegv<mode>3): New expander.
5638 (negv<mode>3): Likewise.
5639 (neg<mode>2_insn_set_overflow): New instruction.
5640 (addv_tst<mode>): Likewise.
5641 (subv_tst<mode>): Likewise.
5642 (negv_tst<mode>): Likewise.
5643 (cbranch<mode>4_addv_insn): New splitter and instruction.
5644 (cbranch<mode>4_subv_insn): Likewise.
5645 (cbranch<mode>4_negv_insn): Likewise.
5647 2016-10-20 Richard Biener <rguenther@suse.de>
5649 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5650 Handle decls possibly not bound.
5651 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5652 nothing_id for decls that might not be bound if we are interested
5654 (get_constraint_for_component_ref): Deal with that.
5656 2016-10-20 Michael Matz <matz@suse.de>
5659 * common.opt (-fsplit-loops): New flag.
5660 * passes.def (pass_loop_split): Add.
5661 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5662 (enable_fdo_optimizations): Add loop splitting.
5663 * timevar.def (TV_LOOP_SPLIT): Add.
5664 * tree-pass.h (make_pass_loop_split): Declare.
5665 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5666 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5667 * tree-ssa-loop-split.c: New file.
5668 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5669 * doc/invoke.texi (fsplit-loops): Document.
5670 * doc/passes.texi (Loop optimization): Add paragraph about loop
5673 2016-10-20 Richard Biener <rguenther@suse.de>
5675 * cgraphunit.c (analyze_functions): Set node->definition to
5676 false to signal symbol removal to debug_hooks->late_global_decl.
5677 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5678 WPA signal symbol removal to the debuginfo machinery.
5679 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5680 using early_finised to guard the we're called for symbol
5681 removal case look at the symtabs definition flag.
5682 (gen_variable_die): Remove redundant check.
5684 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5686 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5688 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5690 PR tree-optimization/53979
5691 * match.pd ((a ^ b) | a -> a | b): New pattern.
5693 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5695 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5696 config/pa/pa64-hpux-lib.h.
5697 (PA_CRTBEGIN_HACK): Likewise.
5698 (DTOR_LIST_BEGIN): Likewise.
5700 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5702 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5703 register only if "in" and "out" are different registers.
5705 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5707 * omp-low.c (pass_oacc_device_lower::gate): New method.
5708 (execute): Always call execute_oacc_device_lower.
5710 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5712 PR tree-optimization/77916
5713 PR tree-optimization/77937
5714 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5716 (insert_initializers): Requirement of initializer for -1 should be
5717 based on pointer-typedness of the candidate basis.
5719 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5721 PR tree-optimization/78005
5722 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5723 upper (included) bound for niters of prolog loop.
5724 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5725 Compute niters of scalar loop above which vectorized loop is
5726 preferred, as well as the upper (included) bound for the niters.
5727 (vect_do_peeling): Record niter bound for loops accordingly.
5729 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5732 * tree-core.h (enum tree_index): Put the complex types after their
5734 * tree-streamer.c (verify_common_node_recorded): New function.
5735 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5737 2016-10-19 Martin Liska <mliska@suse.cz>
5739 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5740 Replace NULL with false as a return value.
5742 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5744 PR tree-optimization/78024
5745 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5746 don't clear BB_VISITED after processing.
5748 2016-10-19 Richard Biener <rguenther@suse.de>
5750 * domwalk.c (dom_walker::walk): Use RPO order.
5752 2016-10-19 Richard Biener <rguenther@suse.de>
5754 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5756 (evrp_dom_walker::~evrp_dom_walker): Free it.
5757 (evrp_dom_walker::stmts_to_remove): Add.
5758 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5759 whose output we fully propagate for removal. Propagate
5760 into BB destination PHI arguments.
5761 (execute_early_vrp): Remove queued stmts. Dump value ranges
5762 before stmt removal.
5764 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5766 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5767 * passes.def: Add two instances of pass_walloca.
5768 * tree-pass.h (make_pass_walloca): New.
5769 * gimple-ssa-warn-alloca.c: New file.
5770 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5771 -Wvla-larger-than= options.
5773 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5775 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5776 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5778 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5780 * config/rs6000/altivec.h (vec_xl_len): New macro.
5781 (vec_xst_len): New macro.
5782 (vec_cmpnez): New macro.
5783 (vec_cntlz_lsbb): New macro.
5784 (vec_cnttz_lsbb): New macro.
5785 (vec_xlx): New macro.
5786 (vec_xrx): New macro.
5787 (vec_all_nez): New C++ predicate template.
5788 (vec_any_eqz): New C++ predicate template.
5789 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5790 conditional compilation.
5791 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5792 conditional compilation.
5793 (vec_all_nez): New macro.
5794 (vec_any_eqz): New macro.
5795 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5797 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5799 * config/rs6000/vector.md (VI): Moved this mode iterator
5800 definition from altivec.md to vector.md.
5801 (UNSPEC_NEZ_P): New value.
5802 (vector_ne_<mode>_p): New expansion for implementation of
5803 vec_all_ne and vec_any_eq built-in functions.
5804 (vector_nez_<mode>_p): New expansion for implementation of
5805 vec_all_nez and vec_any_eqz built-in functions.
5806 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5807 and vec_any_eq built-in function.
5808 (cr6_test_for_zero): New commentary to explain this expansion.
5809 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5810 (cr6_test_for_lt): New commentary to explain this expansion.
5811 (cr6_test_for_lt_reverse): New commentary to explain this
5813 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5814 overloaded function prototypes for vec_all_ne, vec_all_nez,
5815 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5816 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5818 (altivec_resolve_overloaded_builtin): Modify the handling of
5819 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5820 the compiler is configured to support TARGET_P9_VECTOR.
5821 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5822 to explain the special processing that is given to predicate
5823 built-ins introduced using this macro.
5824 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5825 the special processing given to predicate built-ins introduced
5827 (BU_VSX_P): Likewise.
5828 (BU_P8V_AV_P): Likewise.
5829 (BU_P9V_AV_P): Likewise.
5830 (BU_P9V_AV_X): New macro.
5831 (BU_P9V_64BIT_AV_X): New macro.
5832 (BU_P9V_VSX_3): New macro.
5833 (BU_P9V_OVERLOAD_P): New macro.
5834 (LXVL): New BU_P9V_64BIT_VSX_2.
5835 (VEXTUBLX): New BU_P9V_AV_2.
5836 (VEXTUBRX): Likewise.
5837 (VEXTUHLX): Likewise.
5838 (VEXTUHRX): Likewise.
5839 (VEXTUWLX): Likewise.
5840 (VEXTUWRX): Likewise.
5841 (STXVL): New BU_P9V_64BIT_AV_X.
5842 (VCLZLSBB): New BU_P9V_AV_1.
5843 (VCTZLSBB): Likewise.
5844 (CMPNEB): New BU_P9V_AV_2.
5849 (VCMPNEB_P): New BU_P9V_AV_P.
5850 (VCMPNEH_P): Likewise.
5851 (VCMPNEW_P): Likewise.
5852 (VCMPNED_P): Likewise.
5853 (VCMPNEFP_P): Likewise.
5854 (VCMPNEDP_P): Likewise.
5855 (CMPNEZB): New BU_P9V_AV_2.
5856 (CMPNEZH): Likewise.
5857 (CMPNEZW): Likewise.
5858 (VCMPNEZB_P): New BU_P9V_AV_P.
5859 (VCMPNEZH_P): Likewise.
5860 (VCMPNEZW_P): Likewise.
5861 (LXVL): New BU_P9V_OVERLOAD_2.
5862 (STXVL): New BU_P9V_OVERLOAD_3.
5863 (VEXTULX): New BU_P9V_OVERLOAD_2.
5864 (VEXTURX): Likewise.
5866 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
5867 (VCMPNE_P): Likewise.
5868 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
5869 (VCTZLSBB): Likewise.
5870 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
5871 comment to explain mode used for scratch register.
5872 (altivec_expand_stxvl_builtin): New function.
5873 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
5874 (altivec_init_builtins): Add initialized variable
5875 void_ftype_v16qi_pvoid_long and use this type to define the
5876 built-in function __builtin_altivec_stxvl.
5877 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
5878 (UNSPEC_STXVL): New value.
5879 (UNSPEC_VCLZLSBB): New value.
5880 (UNSPEC_VCTZLSBB): New value.
5881 (UNSPEC_VEXTUBLX): New value.
5882 (UNSPEC_VEXTUHLX): New value.
5883 (UNSPEC_VEXTUWLX): New value.
5884 (UNSPEC_VEXTUBRX): New value.
5885 (UNSPEC_VEXTUHRX): New value.
5886 (UNSPEC_VEXTUWRX): New value.
5887 (UNSPEC_VCMPNEB): New value.
5888 (UNSPEC_VCMPNEZB): New value.
5889 (UNSPEC_VCMPNEH): New value.
5890 (UNSPEC_VCMPNEZH): New value.
5891 (UNSPEC_VCMPNEW): New value.
5892 (UNSPEC_VCMPNEZW): New value.
5893 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5894 vector of integer modes.
5895 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5896 vector of float or double modes.
5897 (*vector_nez_<mode>_p): New insn for vector test all not equal or
5899 (lxvl): New expand for load VSX vector with length.
5900 (*lxvl): New insn for load VSX vector with length.
5901 (stxvl): New expand for store VSX vector with length.
5902 (*stxvl): New insn for store VSX vector with length.
5903 (vcmpneb): New insn for vector of byte compare not equal.
5904 (vcmpnezb): New insn for vector of byte compare not equal or zero.
5905 (vcmpneh): New insn for vector of half word compare not equal.
5906 (vcmpnezh): New insn for vector of half word compare not equal or
5908 (vcmpnew): New insn for vector of word compare not equal.
5909 (vcmpne<VSs>): New insn for vector of float or double compare not
5911 (vcmpnezw): New insn for vector of word compare not equal or zero.
5912 (vclzlsbb): New insn for vector count leading zero
5913 least-significant bits byte.
5914 (vctzlsbb): New insn for vector count trailing zero least
5915 signficant bits byte.
5916 (vextublx): New insn for vector extract unsigned byte left
5918 (vextubrx): New insn for vector extract unsigned byte right
5920 (vextuhlx): New insn for vector extract unsigned half word left
5922 (vextuhrx): New insn for vector extract unsigned half word right
5924 (vextuwlx): New insn for vector extract unsigned word left
5926 (vextuwrx): New insn for vector extract unsigned word right
5928 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
5929 clarify intent of this constant.
5930 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
5931 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
5932 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
5933 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
5934 and vec_xrx functions.
5936 2016-10-18 Andrew Pinski <apinski@cavium.com>
5939 * predict.c (is_exit_with_zero_arg): New function.
5940 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
5943 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
5946 * config/i386/i386.c (legitimize_tls_address)
5947 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
5948 convert dest to Pmode if different than Pmode.
5950 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5952 PR tree-optimization/77916
5953 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
5954 stopgap fix, as pointers with -1 increment are still broken.
5956 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
5958 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
5959 mapping class decoration from here...
5960 (rs6000_xcoff_encode_section): ...to here.
5962 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
5963 if shrink-wrapping and optimizing for speed.
5965 2016-10-18 Richard Biener <rguenther@suse.de>
5967 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5968 not visited but non-executable predecessors. Return taken edge.
5969 Simplify conditions and refactor propagation vs. folding step.
5971 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
5973 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
5974 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
5975 (rs6000_get_separate_components): Assert we do not have those
5976 strategies selected.
5978 2016-10-18 Richard Biener <rguenther@suse.de>
5980 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
5981 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
5983 (substitute_and_fold_dom_walker): Adjust constructor.
5984 (substitute_and_fold_dom_walker::before_dom_children): Remove
5985 do_dce flag and handling (always true).
5986 (substitute_and_fold): Likewise.
5987 * tree-vrp.c (vrp_finalize): Adjust.
5988 (execute_early_vrp): Remove final BB_VISITED clearing.
5989 * tree-ssa-ccp.c (ccp_finalize): Adjust.
5990 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5991 * ira.c (ira): Call clear_bb_flags.
5993 2016-10-18 Richard Biener <rguenther@suse.de>
5995 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
5996 get at the operand to look at with TREE_OPERAND for generic
5999 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6001 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6003 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6004 (write_test_expr): Use rtx_reader_ptr for calls to
6006 (write_attr_value): Likewise.
6007 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6008 call to print_md_ptr_loc.
6009 (write_one_condition): Likewise for calls to print_c_condition.
6010 * genconstants.c: Include "statistics.h" and "vec.h".
6011 (main): Update for conversion to member functions.
6012 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6013 call to print_md_ptr_loc.
6014 * genenums.c: Include "statistics.h" and "vec.h".
6015 (main): Update for conversion of traverse_enum_types to a method.
6016 * genmddeps.c: Include "statistics.h" and "vec.h".
6017 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6019 * genpreds.c (write_predicate_subfunction): Likewise.
6020 (write_predicate_expr): Likewise for calls to print_c_condition.
6021 * genrecog.c (print_test): Likewise.
6022 * gensupport.c (process_rtx): Likewise for calls to
6023 copy_md_ptr_loc and join_c_conditions.
6024 (alter_test_for_insn): Likewise for call to join_c_conditions.
6025 (process_substs_on_one_elem): Likewise.
6026 (gen_mnemonic_setattr): Update for move of string_obstack to a
6027 field of rtx_reader.
6028 (mnemonic_htab_callback): Likewise. Fix formatting.
6029 (gen_mnemonic_attr): Likewise.
6030 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6031 to print_c_condition.
6032 * read-md.c: Include "statistics.h" and "vec.h".
6033 (string_obstack): Convert this global to field "m_string_obstack"
6034 of class rtx_reader.
6035 (ptr_locs): Likewise, as "m_ptr_locs".
6036 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6037 (joined_conditions): Likewise, as "m_joined_conditions".
6038 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6039 (md_constants): Likewise, as "m_md_constants".
6040 (enum_types): Likewise, as "m_enum_types".
6041 (set_md_ptr_loc): Convert to...
6042 (rtx_reader::set_md_ptr_loc): ...member function.
6043 (get_md_ptr_loc): Convert to...
6044 (rtx_reader::get_md_ptr_loc): ...member function.
6045 (copy_md_ptr_loc): Convert to...
6046 (rtx_reader::copy_md_ptr_loc): ...member function.
6047 (fprint_md_ptr_loc): Convert to...
6048 (rtx_reader::fprint_md_ptr_loc): ...member function.
6049 (print_md_ptr_loc): Convert to...
6050 (rtx_reader::print_md_ptr_loc): ...member function.
6051 (join_c_conditions): Convert to...
6052 (rtx_reader::join_c_conditions): ...member function.
6053 (fprint_c_condition): Convert to...
6054 (rtx_reader::fprint_c_condition): ...member function.
6055 (print_c_condition): Convert to...
6056 (rtx_reader::print_c_condition): ...member function.
6057 (read_name): Convert to...
6058 (rtx_reader::read_name): ...member function.
6059 (read_escape): Convert to...
6060 (rtx_reader::read_escape): ...member function.
6061 (read_quoted_string): Convert to...
6062 (rtx_reader::read_quoted_string): ...member function.
6063 (read_braced_string): Convert to...
6064 (rtx_reader::read_braced_string): ...member function.
6065 (read_string): Convert to...
6066 (rtx_reader::read_string): ...member function.
6067 (read_skip_construct): Convert to...
6068 (rtx_reader::read_skip_construct): ...member function.
6069 (handle_constants): Convert to...
6070 (rtx_reader::handle_constants): ...member function.
6071 (traverse_md_constants): Convert to...
6072 (rtx_reader::traverse_md_constants): ...member function.
6073 (handle_enum): Convert to...
6074 (rtx_reader::handle_enum): ...member function.
6075 (lookup_enum_type): Convert to...
6076 (rtx_reader::lookup_enum_type): ...member function.
6077 (traverse_enum_types): Convert to...
6078 (rtx_reader::traverse_enum_types): ...member function.
6079 (rtx_reader::rtx_reader): Move initializations
6080 of various former global data from rtx_reader::read_md_files to
6081 here, as fields, along with the call to unlock_std_streams.
6082 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6084 (rtx_reader::read_md_files): Move initializations of various
6085 global data from here to the ctor.
6086 * read-md.h (read_name): Convert to...
6087 (rtx_reader::read_name): ...member function.
6088 (rtx_reader::read_escape): New method decl.
6089 (read_quoted_string): Convert to...
6090 (rtx_reader::read_quoted_string): ...member function.
6091 (rtx_reader::read_braced_string): New method decl.
6092 (read_string): Convert to...
6093 (rtx_reader::read_string): ...member function.
6094 (rtx_reader::read_skip_construct): New method decl.
6095 (rtx_reader::set_md_ptr_loc): New method decl.
6096 (rtx_reader::get_md_ptr_loc): New method decl.
6097 (copy_md_ptr_loc): Convert to...
6098 (rtx_reader::copy_md_ptr_loc): ...member function.
6099 (fprint_md_ptr_loc): Convert to...
6100 (rtx_reader::fprint_md_ptr_loc): ...member function.
6101 (print_md_ptr_loc): Convert to...
6102 (rtx_reader::print_md_ptr_loc): ...member function.
6103 (rtx_reader::lookup_enum_type): New method decl.
6104 (rtx_reader::traverse_enum_types): New method decl.
6105 (rtx_reader::handle_constants): New method decl.
6106 (traverse_md_constants): Convert to...
6107 (rtx_reader::traverse_md_constants): ...member function.
6108 (rtx_reader::handle_enum): New method decl.
6109 (rtx_reader::join_c_conditions): New method decl.
6110 (fprint_c_condition): Convert to...
6111 (rtx_reader::fprint_c_condition): ...member function.
6112 (print_c_condition): Convert to...
6113 (rtx_reader::print_c_condition): ...member function.
6114 (rtx_reader::apply_iterator_to_string): New method decl.
6115 (rtx_reader::copy_rtx_for_iterators): New method decl.
6116 (rtx_reader::read_conditions): New method decl.
6117 (rtx_reader::record_potential_iterator_use): New method decl.
6118 (rtx_reader::read_mapping): New method decl.
6119 (rtx_reader::read_rtx): New method decl.
6120 (rtx_reader::read_rtx_code): New method decl.
6121 (rtx_reader::read_rtx_operand): New method decl.
6122 (rtx_reader::read_nested_rtx): New method decl.
6123 (rtx_reader::read_rtx_variadic): New method decl.
6124 (rtx_reader::get_string_obstack): New method.
6125 (rtx_reader::get_md_constants): New method.
6126 (string_obstack): Convert global variable decl to...
6127 (rtx_reader::m_string_obstack): ...this new field.
6128 (rtx_reader::m_ptr_locs): New field.
6129 (rtx_reader::m_ptr_loc_obstack): New field.
6130 (rtx_reader::m_joined_conditions): New field.
6131 (rtx_reader::m_joined_conditions_obstack): New field.
6132 (rtx_reader::m_md_constants): New field.
6133 (rtx_reader::m_enum_types): New field.
6134 * read-rtl.c (apply_iterator_to_string): Convert to...
6135 (rtx_reader::apply_iterator_to_string): ...member function.
6136 (copy_rtx_for_iterators): Convert to...
6137 (rtx_reader::copy_rtx_for_iterators): ...member function.
6138 (add_condition_to_string): Use rtx_reader_ptr for
6139 calls join_c_conditions.
6140 (apply_iterators): Use rtx_reader_ptr for calls to
6141 join_c_conditions and copy_rtx_for_iterators.
6142 (read_conditions): Convert to...
6143 (rtx_reader::read_conditions): ...member function.
6144 (record_potential_iterator_use): Convert to...
6145 (rtx_reader::record_potential_iterator_use): ...member function.
6146 (read_mapping): Convert to...
6147 (rtx_reader::read_mapping): ...member function.
6148 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6149 (read_rtx): Convert to...
6150 (rtx_reader::read_rtx): ...member function.
6151 (read_rtx_code): Convert to...
6152 (rtx_reader::read_rtx_code): ...member function.
6153 (read_rtx_operand): Convert to...
6154 (rtx_reader::read_rtx_operand): ...member function. Update for move
6155 of string_obstack to a field.
6156 (read_nested_rtx): Convert to..
6157 (rtx_reader::read_nested_rtx): ...member function.
6158 (read_rtx_variadic): Convert to..
6159 (rtx_reader::read_rtx_variadic): ...member function.
6161 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6163 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6165 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6167 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6168 for pointer type too.
6169 (ipcp_update_vr): set_ptr_nonnull for pointer.
6171 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6173 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6174 pt_solution_singleton_p.
6175 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6176 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6177 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6178 pointer nonnull computed by VRP.
6179 Also Conservatively set pt.null to 1.
6180 (pt_solution_reset): Conservatively set pt.null to 1.
6181 (pt_solution_singleton_or_null_p): Renamed from
6182 pt_solution_singleton_p.
6183 * tree-ssanames.h (set_ptr_nonnull): Declare.
6184 (get_ptr_nonnull): Likewise.
6185 * tree-ssanames.c (set_ptr_nonnull): New.
6186 (get_ptr_nonnull): Likewise.
6187 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6188 (evrp_dom_walker::before_dom_children): Likewise.
6190 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6192 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6193 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6194 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6195 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6196 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6197 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6198 (rs6000_option_override_internal): Clear it if ABI_AIX.
6199 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6200 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6202 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6204 * gimple-ssa-strength-reduction.c (record_increment): Remove
6207 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6209 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6210 that the result is non-zero if it is true.
6211 (maybe_expand_shift): New wrapper around expand_shift_1.
6212 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6214 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6216 PR tree-optimization/77916
6217 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6218 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6220 (record_increment): Increments of -1 for unknown strides just use
6221 a multiply initializer like other negative values.
6222 (analyze_increments): Remove stopgap solution for -1 increment
6223 applied to pointer arithmetic.
6225 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6227 * dominance.c (dom_info::dom_info): Add new constructor for region
6228 which is vector of basic blocks.
6229 (dom_init): New method to initialize members common for both
6231 (dom_info::dom_info): Invoke dom_init for partial initialization.
6232 (dom_info::get_idom): Add check to corner cases on basic blocks which
6234 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6235 to detect unreachable bbs.
6236 (dom_info::calc_idoms): Likewise.
6237 (compute_dom_fast_query_in_region): New function.
6238 (calculate_dominance_info_for_region): Likewise.
6239 (free_dominance_info_for_region): Likewise.
6240 * dominance.h: Add prototypes for introduced region-based functions
6241 * tree-if-conv.c (build_region): New function.
6242 (if_convertible_loop_p_1): Invoke local version of post-dominators
6243 calculation before basic block predication with subsequent freeing
6244 post-dominator info.
6245 (tree_if_conversion): Remove free of post-dominator info
6246 (pass_if_conversion::execute): Delete detection of infinite loops
6247 and fake edges to exit block since post-dominator calculation is
6248 performed per if-converted loop only.
6250 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6253 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6254 register explicitly.
6255 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6256 optimizing for size.
6258 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6260 * config/aarch64/aarch64.c: Delete inclusion of
6261 cortex-a57-fma-steering.h.
6262 (aarch64_override_options): Delete call
6263 to aarch64_register_fma_steering.
6264 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6265 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6266 * config/aarch64/aarch64-passes.def: New file.
6267 * config/aarch64/cortex-a57-fma-steering.c
6268 (aarch64_register_fma_steering): Delete definition.
6269 (make_pass_fma_steering): Remove static qualifier.
6270 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6271 (cortex-a57-fma-steering.o): Remove dependency on
6272 cortex-a57-fma-steering.h.
6274 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6276 * explow.c (validize_mem): Do not modify the argument in-place.
6278 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6280 * tree-streamer.c (record_common_node): Explicitly list expected
6283 2016-10-17 Richard Biener <rguenther@suse.de>
6285 PR tree-optimization/77988
6286 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6288 2016-10-17 Marek Polacek <polacek@redhat.com>
6290 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6292 2016-10-17 Richard Biener <rguenther@suse.de>
6294 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6297 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6299 PR tree-optimization/71636
6300 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6302 2016-10-17 Richard Biener <rguenther@suse.de>
6304 * gimplify.c (gimplify_function_tree): Do not move the outer
6307 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6309 * langhooks.h (struct lang_hooks_for_decls): Remove
6310 function_decl_explicit_p, function_decl_deleted_p and
6311 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6312 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6313 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6314 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6315 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6316 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6317 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6318 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6319 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6320 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6321 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6322 * dwarf2out.c (gen_subprogram_die): Use
6323 lang_hooks.decls.decl_dwarf_attribute instead of
6324 lang_hooks.decls.function_decl_*.
6326 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6330 * common.opt (-ftrampolines): New option.
6331 * doc/invoke.texi (Code Gen Options): Document it.
6332 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6333 * doc/tm.texi: Regenerate.
6334 * builtins.def: Add init_descriptor and adjust_descriptor.
6335 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6336 on platforms with descriptors.
6337 (expand_builtin_init_descriptor): New function.
6338 (expand_builtin_adjust_descriptor): Likewise.
6339 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6340 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6341 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6342 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6343 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6344 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6345 (expand_call): Likewise. Move around call to prepare_call_address
6346 and pass all flags to it.
6347 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6348 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6349 (gimple_call_set_by_descriptor): New setter.
6350 (gimple_call_by_descriptor_p): New getter.
6351 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6352 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6353 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6354 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6355 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6356 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6357 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6358 * target.def (custom_function_descriptors): New POD hook.
6359 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6360 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6361 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6362 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6363 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6364 (build_common_builtin_nodes): Initialize init_descriptor and
6366 * tree-nested.c: Include target.h.
6367 (struct nesting_info): Add 'any_descr_created' field.
6368 (get_descriptor_type): New function.
6369 (lookup_element_for_decl): New function extracted from...
6370 (create_field_for_decl): Likewise.
6371 (lookup_tramp_for_decl): ...here. Adjust.
6372 (lookup_descr_for_decl): New function.
6373 (convert_tramp_reference_op): Deal with descriptors.
6374 (build_init_call_stmt): New function extracted from...
6375 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6376 * defaults.h (FUNCTION_ALIGNMENT): Define.
6377 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6378 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6379 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6380 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6381 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6383 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6385 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6386 constants in CONST_VECTORs.
6388 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6390 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6391 register as destination of bmask.
6392 (vector_init_bshuffle): Likewise.
6393 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6394 (bmaskdi_vis): Enable only in 64-bit mode.
6396 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6398 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6399 make LR a separately shrink-wrapped component unless savres_strategy
6400 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6401 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6402 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6404 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6406 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6407 and keep looping on failure.
6409 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6411 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6413 (print_rtx_function): Update example in comment for...
6414 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6415 non-virtual pseudos with a '%' sigil followed by the regno, offset
6416 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6417 pseudo is dumped as "%0".
6419 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6422 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6425 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6427 * config/sparc/sparc-passes.def: New file.
6428 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6429 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6430 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6432 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6434 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6435 loop peel to loops with exit test at the beginning.
6437 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6439 PR rtl-optimization/68212
6440 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6441 frequency when computing scale factor for peeled copies.
6442 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6443 values for switch/peel blocks/edges.
6445 2016-10-14 Pedro Alves <palves@redhat.com>
6447 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6449 2016-10-14 Catherine Moore <clm@codesourcery.com>
6451 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6452 micromips_globals to zero.
6454 2016-10-14 Richard Biener <rguenther@suse.de>
6456 PR tree-optimization/77979
6457 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6458 in the equivalency sets.
6459 (compare_names): Likewise.
6461 2016-10-14 Martin Liska <mliska@suse.cz>
6463 * builtins.h(target_char_cst_p): Declare the function.
6464 * builtins.c (fold_builtin_memchr): Remove.
6465 (target_char_cst_p): Move the function from gimple-fold.c.
6466 (fold_builtin_3): Do not call the function.
6467 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6468 (gimple_fold_builtin): Call the function.
6469 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6471 2016-10-14 Martin Liska <mliska@suse.cz>
6473 * builtins.c (fold_builtin_strcmp): Remove function.
6474 (fold_builtin_strncmp): Likewise.
6475 (fold_builtin_2): Remove call of the function.
6476 (fold_builtin_3): Likewise.
6477 * fold-const-call.c (fold_const_call): Add constant folding
6478 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6479 * fold-const-call.h (build_cmp_result): Declare the function.
6480 * gimple-fold.c (gimple_load_first_char): New function.
6481 (gimple_fold_builtin_string_compare): Likewise.
6482 (gimple_fold_builtin): Call the function.
6484 2016-10-14 Nathan Sidwell <nathan@acm.org>
6486 * gcov-io.c (gcov_open): Deconstify 'mode'.
6488 2016-10-14 Martin Liska <mliska@suse.cz>
6490 * fold-const.c (c_getstr): Support of properly \0-terminated
6491 string constants. New argument is added.
6492 * fold-const.h: New argument is added.
6494 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6496 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6498 (aarch64_print_hint_for_core): Likewise.
6499 (aarch64_print_hint_for_arch): Likewise.
6500 (aarch64_validate_march): Use it. Fix indentation in type signature.
6501 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6502 (aarch64_validate_mtune): Likewise.
6503 (aarch64_handle_attr_arch): Likewise.
6504 (aarch64_handle_attr_cpu): Likewise.
6505 (aarch64_handle_attr_tune): Likewise.
6507 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6509 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6512 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6514 * config/m68k/m68k.c (m68k_option_override): Check
6515 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6516 instead of stack_limit_rtx.
6518 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6520 * dwarf2out.c (gen_member_die): Handle inline static data member
6523 2016-10-13 Nathan Sidwell <nathan@acm.org>
6525 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6526 gcov_var.mode. Remove unnecessary fstat.
6528 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6531 * function.c (thread_prologue_and_epilogue_insns): Call all
6532 make_*logue_seq in the same order as traditional. Call them
6533 all a second time if shrink_wrapped_separate.
6535 2016-10-13 Marek Polacek <polacek@redhat.com>
6537 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6538 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6541 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6543 PR tree-optimization/77937
6544 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6545 to infinite when we have a pointer with an increment of -1.
6547 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6549 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6551 * memmodel.h: This file.
6552 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6553 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6554 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6555 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6556 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6557 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6558 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6559 compare-elim.c, config/aarch64/aarch64-builtins.c,
6560 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6561 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6562 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6563 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6564 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6565 config/darwin.c, config/epiphany/epiphany.c,
6566 config/epiphany/mode-switch-use.c,
6567 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6568 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6569 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6570 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6571 config/m68k/m68k.c, config/mcore/mcore.c,
6572 config/microblaze/microblaze.c, config/mmix/mmix.c,
6573 config/mn10300/mn10300.c, config/moxie/moxie.c,
6574 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6575 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6576 config/nds32/nds32-memory-manipulation.c,
6577 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
6578 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
6579 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
6580 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
6581 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
6582 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
6583 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
6584 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
6585 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
6586 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
6587 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
6588 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
6589 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
6590 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
6591 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
6592 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
6593 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
6594 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
6595 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
6596 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
6597 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
6598 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
6599 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6600 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6601 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6602 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6603 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6604 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6605 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6606 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6607 var-tracking.c, varasm.c: Include memmodel.h.
6608 * genattrtab.c (write_header): Include memmodel.h in generated file.
6609 * genautomata.c (main): Likewise.
6610 * gengtype.c (open_base_files): Likewise.
6611 * genopinit.c (main): Likewise.
6612 * genconditions.c (write_header): Include memmodel.h earlier in
6614 * genemit.c (main): Likewise.
6615 * genoutput.c (output_prologue): Likewise.
6616 * genpeep.c (main): Likewise.
6617 * genpreds.c (write_insn_preds_c): Likewise.
6618 * genrecog.c (write_header): Likewise.
6619 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6621 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6623 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6624 for new "compact" param of print_rtx_function. Check for "cinsn"
6626 * print-rtl-function.c (flag_compact): New decl.
6627 (print_rtx_function): Add param "compact" and use it to set
6628 flag_compact, adding a description of the effect to the leading
6629 comment, and updating the example output.
6630 * print-rtl.c (flag_compact): New variable.
6631 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6633 (print_rtx_operand_code_i): When printing source locations, wrap
6634 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6635 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6636 virtuals in compact mode.
6637 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6638 apart from in LABEL_REFs.
6639 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6640 Don't print basic block ids in compact mode.
6641 (print_rtx): In compact mode, prefix the code of insns with "c",
6642 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6643 * print-rtl.h (print_rtx_function): Add "compact" param.
6645 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6647 * arm.h (TARGET_VFP): Delete.
6648 (TARGET_VFPD32): Remove references to TARGET_VFP.
6649 (TARGET_VFP3, TARGET_VFP5): Likewise.
6650 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6651 (TARGET_NEON_FP16): Likewise.
6652 (TARGET_FMA): Likewise.
6653 (TARGET_CRYPTO): Likewise.
6654 (TARGET_NEON): Likewise.
6655 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6656 (FUNCTION_ARG_REGNO_P): Likewise.
6657 * arm.c (arm_option_check_internal): Likewise.
6658 (arm_option_override): Likewise.
6659 (use_return_insn): Likewise.
6660 (arm_function_value_regno_p): Likewise.
6661 (arm_apply_result_size): Likewise.
6662 (use_vfp_abi): Likewise.
6663 (arm_legitimate_address_outer_p): Likewise.
6664 (thumb2_legitimate_address_p): Likewise.
6665 (arm_legitimate_index_p): Likewise.
6666 (thumb2_legitimate_index_p): Likewise.
6667 (arm_legitimate_address): Likewise.
6668 (arm_get_vfp_saved_size): Likewise.
6669 (arm_emit_vfp_multi_reg_pop): Likewise.
6670 (arm_get_frame_offsets): Likewise.
6671 (arm_save_coproc_regs): Likewise.
6672 (arm_hard_regno_mode_ok): Likewise.
6673 (arm_expand_epilogue_apcs_frame): Likewise.
6674 (arm_expand_epilogue): Likewise.
6675 (arm_file_start): Likewise.
6676 (arm_conditional_register_usage): Likewise.
6677 (arm_validize_comparison): Use vfp_compare_operand directly.
6678 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6679 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6681 (arm_atomic_assign_expand_fenv): Likewise.
6682 * arm.md (divsf3): Likewise.
6683 (arm_negsi2): Likewise.
6685 (arm_movdi): Likewise.
6686 (arm_movt): Likewise.
6687 (cbranchsf4): Change predicate to vfp_compare_operand.
6688 (cbranchdf4): Change predicate to vfp_compare_operand.
6689 (cstorehf4): Change predicate to vfp_compare_operand.
6690 (cstoresf4): Change predicate to vfp_compare_operand.
6691 (cstoredf4): Change predicate to vfp_compare_operand.
6692 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6693 (movhi_insn_arch4, movhi_bytes): Likewise.
6694 * constraints.md (Dt): Likewise.
6696 * iterators.md (SDF): Likewise.
6697 * predicates.md (arm_float_compare_operand): Delete.
6698 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6700 (const_double_vcvt_power_of_two): Likewise.
6701 * thumb2.md thumb2_movsi_insn): Likewise.
6702 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6703 (movhf_vfp): Likewise.
6704 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6705 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6706 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6707 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6708 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6709 (subsf3_vfp, divsf3_vfp): Likewise.
6710 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6711 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6712 (mulsf3negsfsubsf_vfp): Likewise.
6713 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6714 (floatunssisf2, sqrtsf2_vfp): Likewise.
6715 (movcc_vfp): Likewise.
6716 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6717 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6718 (push_multi_vfp): Likewise.
6719 (set_fpscr, get_fpscr): Likewise.
6720 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6722 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6724 * arm.h (TARGET_VFP): Unconditionally define to 1.
6725 (arm_fpu_desc): Remove 'model' field.
6726 (TARGET_FPU_MODEL): Delete.
6727 * arm.c (all_fpus): Don't initialize the model field.
6728 (arm_can_inline_p): Don't check the FPU model.
6729 * arm-fpus.def: Remove redundant model field from all FPU
6732 2016-10-13 Richard Biener <rguenther@suse.de>
6735 * genmatch.c (struct capture): Add value_match member.
6736 (commutate): Preserve value_match.
6737 (lower_opt_convert): Likewise.
6738 (lower_cond): Likewise.
6739 (replace_id): Likewise.
6740 (struct dt_operand): Add value_match member.
6741 (decision_tree::cmp_node): Compare it.
6742 (decision_tree::insert_operand): Honor it when finding and
6743 when appending a DT_MATCH.
6744 (dt_operand::gen_match_op): Generate a type check after
6745 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6746 (parser::get_internal_capture_id): New helper.
6747 (parser::finish_match_operand): New function lowering @@<id>.
6748 (parser::parse_capture): Parse @@<id> as value-match.
6749 (parser::parse_expr): Use get_internal_capture_id.
6750 (parser::parse_simplify): Call finish_match_operand.
6751 (walk_captures): New helper.
6752 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6754 ((X /[ex] A) * A -> X): Likewise.
6755 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6756 convert[12] and value-matching.
6757 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6758 ((X | Y) | Y -> X | Y): Likewise.
6759 ((X ^ Y) ^ Y -> X): Likewise.
6760 (A - (A & B) -> ~B & A): Likewise.
6761 ((T)(P + A) - (T)P -> (T) A): Likewise.
6762 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6763 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6764 * doc/match-and-simplify.texi: Amend capture section.
6766 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6768 * config/arc/arc.md (umul_600): Remove predicated variant.
6769 (umul64_600): Likewise.
6771 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6773 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6775 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6777 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6778 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6779 no-overflow information to vect_do_peeling_for_loop_bound and
6780 vect_gen_vector_loop_niters.
6782 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6784 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6787 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6789 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6790 adjust_vec automatically.
6791 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6792 param exit_bb to guard_to.
6793 (slpeel_checking_verify_cfg_after_peeling):
6794 (set_prologue_iterations):
6795 (create_lcssa_for_virtual_phi): New func which is factored out from
6796 slpeel_tree_peel_loop_to_edge.
6797 (slpeel_tree_peel_loop_to_edge):
6798 (iv_phi_p): New func.
6799 (vect_can_advance_ivs_p): Call iv_phi_p.
6800 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6801 new gimple stmts in basic block.
6802 (vect_gen_niters_for_prolog_loop): Rename to...
6803 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6804 adjust implementation.
6805 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6806 sizetype if necessary.
6807 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6808 it to external function.
6809 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6810 (vect_gen_vector_loop_niters_mult_vf): New.
6811 (slpeel_update_phi_nodes_for_loops): New.
6812 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6813 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6814 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6815 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6816 tree-vect-loop-manip.c
6817 (vect_generate_tmps_on_preheader): Delete.
6818 (vect_transform_loop): Rename vectorization_factor to vf. Call
6819 vect_do_peeling instead of vect_do_peeling-* functions.
6820 * tree-vectorizer.h (vect_do_peeling): New decl.
6821 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6822 (vect_do_peeling_for_loop_bound): Delete.
6823 (vect_do_peeling_for_alignment): Delete.
6825 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6827 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6828 duplicated loop after its preheader and after the original loop.
6830 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6832 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6833 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6835 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6837 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6838 for live variable outside loop but not in lcssa form.
6840 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6842 * cfg.c (reset_original_copy_tables): New func.
6843 * cfg.h (reset_original_copy_tables): New decl.
6845 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6848 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
6850 * varasm.c (default_binds_local_p_3): Formatting fix.
6852 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6854 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
6856 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
6857 Remove useless code.
6859 2016-10-13 Martin Liska <mliska@suse.cz>
6861 PR tree-optimization/77943
6862 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
6863 a different EH landing pads.
6865 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6868 * hooks.h (hook_tree_void_null): Declare.
6869 * hooks.c (hook_tree_void_null): New function.
6870 * langhooks.c (lhd_return_null_tree_v): Remove.
6871 * langhooks-def.h (lhd_return_null_tree_v): Remove.
6872 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
6873 set y to const0_rtx.
6874 * function.c (stack_protect_epilogue): Likewise.
6875 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
6876 if TARGET_THREAD_SSP_OFFSET is defined.
6877 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6878 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6879 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6880 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6881 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6882 (ix86_stack_protect_guard): New function.
6884 2016-10-13 Richard Biener <rguenther@suse.de>
6886 * dwarf2out.c (tree_add_const_value_attribute): Do not try
6887 rtl_for_decl_init during early phase.
6888 (gen_variable_die): Do not create locations during early phase.
6889 (gen_label_die): Likewise.
6890 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
6893 2016-10-12 Richard Biener <rguenther@suse.de>
6895 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
6896 try_add_new_range and made to eturn new range.
6897 (evrp_dom_walker::before_dom_children): Push op1 value range before
6898 pushing op0 value range.
6900 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6902 PR tree-optimization/77937
6903 * gimple-ssa-strength-reduction.c (analyze_increments): Use
6904 POINTER_TYPE_P on the candidate type to determine whether
6905 candidates in this chain require pointer arithmetic.
6907 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
6909 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
6910 correction if the type is smaller than a word.
6911 (visium_select_cc_mode): Add ... fall through ... comment.
6913 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6915 * config/rs6000/rs6000.c (machine_function): Add new fields
6916 gpr_is_wrapped_separately and lr_is_wrapped_separately.
6917 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
6918 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
6919 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
6920 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
6921 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
6922 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
6923 (rs6000_get_separate_components): New function.
6924 (rs6000_components_for_bb): New function.
6925 (rs6000_disqualify_components): New function.
6926 (rs6000_emit_prologue_components): New function.
6927 (rs6000_emit_epilogue_components): New function.
6928 (rs6000_set_handled_components): New function.
6929 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
6930 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
6931 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
6932 (rs6000_emit_epilogue): Don't emit GPR restores if
6933 gpr_is_wrapped_separately for that register. Don't make a
6934 REG_CFA_RESTORE note for registers we did not restore, either.
6936 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6938 * function.c (thread_prologue_and_epilogue_insns): Call
6939 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
6940 if it has possibly changed. Compute the split_prologue_seq and
6941 epilogue_seq later, too.
6942 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
6943 (dump_components): New function.
6944 (struct sw): New struct.
6946 (init_separate_shrink_wrap): New function.
6947 (fini_separate_shrink_wrap): New function.
6948 (place_prologue_for_one_component): New function.
6949 (spread_components): New function.
6950 (disqualify_problematic_components): New function.
6951 (emit_common_heads_for_components): New function.
6952 (emit_common_tails_for_components): New function.
6953 (insert_prologue_epilogue_for_components): New function.
6954 (try_shrink_wrapping_separate): New function.
6955 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
6957 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6959 * regrename.c (build_def_use): Invalidate chains that have a
6960 REG_CFA_RESTORE on some instruction.
6962 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6964 * dce.c (delete_unmarked_insns): Don't delete instructions with
6965 a REG_CFA_RESTORE note.
6967 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6969 * common.opt (-fshrink-wrap-separate): New flag.
6970 * doc/invoke.texi: Document it.
6971 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
6972 * doc/tm.texi: Regenerate.
6973 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
6974 * target.def (shrink_wrap): New hook vector.
6975 (get_separate_components, components_for_bb, disqualify_components,
6976 emit_prologue_components, emit_epilogue_components,
6977 set_handled_components): New hooks.
6979 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6981 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
6982 vector return by reference only if -Wpsabi.
6983 (rs6000_pass_by_reference): Similarly, for argument passing.
6985 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6987 * function-tests.c: Include "print-rtl.h".
6988 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
6989 function, and verify what is dumped.
6990 * print-rtl-function.c (print_edge): New function.
6991 (begin_any_block): New function.
6992 (end_any_block): New function.
6993 (can_have_basic_block_p): New function.
6994 (print_rtx_function): Track the basic blocks of insns in the
6995 chain, wrapping those that are within blocks within "(block)"
6996 directives. Remove the "(cfg)" directive.
6998 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7000 * selftest.c (selftest::read_file): New function.
7001 (selftest::test_read_file): New function.
7002 (selftest::selftest_c_tests): Call test_read_file.
7003 * selftest.h (selftest::read_file): New decl.
7005 2016-10-12 Richard Biener <rguenther@suse.de>
7008 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7011 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7013 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7015 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7016 dwarf2out_assembly_start.
7018 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7020 * Makefile.in (SELFTEST_FLAGS): New variable.
7021 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7023 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7026 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7028 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7029 dumped in RTL dumps.
7031 2016-10-12 Martin Liska <mliska@suse.cz>
7033 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7034 (gimple_fold_builtin_memory_op): Use the function.
7035 (gimple_fold_builtin_strchr): Likewise.
7036 (gimple_fold_builtin_strcat): Likewise.
7037 (gimple_build): Likewise.
7039 2016-10-12 Nathan Sidwell <nathan@acm.org>
7041 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7043 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7045 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7046 equivalent 32-bit constant (modulo 2**32) when that yields
7047 smaller instructions.
7048 (size_of_int_loc_descriptor): Update accordingly.
7050 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7052 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7053 functions, call dwarf2out_decl on the parent function first.
7055 2016-10-12 Richard Biener <rguenther@suse.de>
7057 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7060 2016-10-12 Richard Biener <rguenther@suse.de>
7062 * tree-ssa-propagate.c
7063 (substitute_and_fold_dom_walker::before_dom_children): Do not
7064 ignore ASSERT_EXPRs but only preserve them.
7065 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7066 that have been propagated into.
7067 (vrp_finalize): Enable DCE for substitute_and_fold.
7069 2016-10-12 Richard Biener <rguenther@suse.de>
7071 PR tree-optimization/77920
7072 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7073 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7074 (simplify_abs_using_ranges): Likewise.
7075 (simplify_conversion_using_ranges): Likewise.
7076 (simplify_stmt_using_ranges): Adjust.
7078 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7080 PR tree-optimization/77929
7081 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7082 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7084 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7087 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7088 needs a base register for arg 1.
7090 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7092 * common.opt (Wimplicit-fallthrough) Turn into alias to
7093 -Wimplicit-fallthrough=3. Remove EnabledBy.
7094 (Wimplicit-fallthrough=): New option.
7095 * gimplify.c (warn_implicit_fallthrough_r): Use
7096 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7097 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7098 to -Wimplicit-fallthrough=3.
7099 (-Wimplicit-fallthrough=): Document.
7101 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7103 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7104 and GEU in DImode if TARGET_SUBXC.
7105 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7106 (seqdi<W:mode>_zero_subxc): Delete.
7107 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7108 (neg_seqdi<W:mode>_zero_vis3): Delete.
7109 (plus_seqdi<W:mode>_zero): Likewise.
7110 (minus_seqdi<W:mode>_zero): Likewise.
7111 (plus_plus_sltu<W:mode>): Accept only register.
7112 (addx<W:mode>): Likewise.
7113 (plus_sltu<W:mode>_vis3): Likewise.
7114 (plus_plus_sltu<W:mode>_vis3): Likewise.
7115 (neg_sgeu<W:mode>_vis3): Delete.
7116 (minus_sgeu<W:mode>_vis3): Likewise.
7117 (addxc<W:mode>): Accept only registers.
7118 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7119 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7120 (neg_plus_sltu<W:mode>_subxc): Likewise.
7121 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7122 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7123 (sgeu<W:mode>_insn_subxc): Delete.
7124 (plus_sgeu<W:mode>_subxc): Likewise.
7125 (subxc<W:mode>): Accept only register.
7126 (scc splitter): Split always GEU again.
7128 2016-10-11 Jeff Law <law@redhat.com>
7130 PR tree-optimization/77424
7131 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7132 dead conditionals. Assert that all e->aux fields are NULL.
7134 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7136 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7137 operand-printing "switch" statement into...
7138 (print_rtx_operand_code_0): ...this new function, ...
7139 (print_rtx_operand_code_e): ...this new function, ...
7140 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7141 (print_rtx_operand_code_i): ...this new function, ...
7142 (print_rtx_operand_code_r): ...this new function, ...
7143 (print_rtx_operand_code_u): ...this new function, ...
7144 (print_rtx_operand): ...and this new function.
7146 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7148 * config/alpha/alpha-passes.def: New file.
7149 * config/alpha/t-alpha: New file.
7150 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7151 (make_pass_handle_trap_shadows): New prototype.
7152 (make_pass_align_insns): Ditto.
7153 * config/alpha/alpha.c (alpha_option_override): Don't register
7155 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7157 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7160 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7161 distinct __ibm128 IBM extended double type if long doubles are
7162 128-bits and the default format for long double is IEEE 128-bit.
7164 2016-10-11 Richard Biener <rguenther@suse.de>
7166 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7167 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7168 (verify_die): New function.
7169 (dwarf2out_finish): Call it.
7170 (output_line_info): Handle case of -gsplit-dwarf without
7171 DWARF2_ASM_LINE_DEBUG_INFO.
7173 2016-10-11 Richard Biener <rguenther@suse.de>
7176 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7177 sub-chains of BLOCK_VARS and gimple_bind_vars.
7179 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7181 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7183 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7185 * config/sparc/sparc.opt (msubxc): New option.
7186 * doc/invoke.texi (SPARC options): Document it and tidy up.
7187 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7188 * doc/tm.texi: Regenerate.
7189 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7191 (CCX_NOOV): Rename into...
7195 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7196 (fcc0_register_operand): Likewise.
7197 (icc_register_operand): New.
7198 (icc_or_fcc_register_operand): Simplify.
7199 (nz_comparison_operator): New.
7200 (c_comparison_operator): Likewise.
7201 (noov_compare_operator): Rename into...
7202 (icc_comparison_operator): ...this. Use above predicates.
7203 (noov_compare64_operator): Rename into...
7204 (v9_comparison_operator): ...this and tidy up.
7205 (fcc_comparison_operator): New.
7206 (icc_or_fcc_comparison_operator): Likewise.
7207 (v9_register_compare_operator): Rename info...
7208 (v9_register_comparison_operator): ...this.
7209 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7210 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7212 (sparc_fixed_condition_code_regs): New function.
7213 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7214 renaming and add support for CCC/CCXC.
7215 (output_cbranch): Likewise.
7216 (sparc_print_operand): Likewise.
7217 (gen_v9_scc): Remove obsolete assertion.
7218 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7219 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7220 (output_cbcond): Remove bogus handling of CC modes.
7221 (sparc_register_move_cost): Return 100 for NO_REGS.
7222 * config/sparc/sparc.md (W): New mode iterator.
7223 (length): Adjust for noov_compare64_operator renaming.
7224 (cmpsi_sne): New instruction.
7225 (cmpdi_sne): Likewise.
7226 (seqdi_special): Delete.
7227 (seqdi_special): Likewise.
7228 (snesi<P:mode>_special): Likewise.
7229 (snedi_special): Likewise.
7230 (snedi_special_vis3): Likewise.
7231 (snesi patterns): Use W iterator.
7232 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7233 (sltu patterns): Likewise.
7234 (sgeu patterns): Likewise.
7235 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7236 (normal_branch): Use icc_comparison_operator predicate.
7237 (inverted_branch): Likewise.
7238 (cbcond_sp32): Use comparison_operator predicate.
7239 (cbcond_sp64): Likewise.
7240 (normal_int_branch_sp64): Adjust for renaming
7241 (inverted_int_branch_sp64): Likewise.
7242 (mov<I:mode>_cc_reg_sp64): Likewise.
7243 (movsf_cc_reg_sp6): Likewise.
7244 (movdf_cc_reg_sp64): Likewise.
7245 (movtf_cc_reg_hq_sp64): Likewise.
7246 (movtf_cc_reg_sp64): Likewise.
7247 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7248 (movsf_cc_v9): Likewise.
7249 (movdf_cc_v9): Likewise.
7250 (movtf_cc_hq_v9): Likewise.
7251 (movtf_cc_v9): Likewise.
7252 (adddi3): Call gen_adddi3_sp32.
7253 (adddi3_insn_sp32): Rename to...
7254 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7255 and use CCCmode for the carry.
7256 (addx_extend_sp32): Use CCCmode for the carry.
7257 (addx_extend_sp64): Delete.
7258 (adddi3_extend_sp32): Use CCCmode for the carry.
7259 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7260 (subdi3): Call gen_subdi3_sp32.
7261 (subdi3_insn_sp32): Rename to...
7262 (subdi3_sp32): ...this and use CCmode for the carry.
7263 (subx_extend_sp32): Use CCCmode for the carry.
7264 (subx_extend_sp64): Delete.
7265 (subdi3_extend_sp32): Use CCmode for the carry.
7266 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7267 (negdi3): Call gen_negdi3_sp32.
7268 (negdi3_sp32): Use CCCmode for the carry.
7269 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7270 (cmp_nz_ashift_1): Use CCNZ mode.
7271 (cmp_nz_set_ashift_1): Likewise.
7272 (ctrapsi4): Use comparison_operator predicate.
7273 (ctrapdi4): Likewise.
7274 (trapsi_insn): Use icc_comparison_operator predicate.
7275 (trapdi_insn): Likewise.
7276 (edge8 patterns): Use CCNZmode.
7277 (edge16 patterns): Likewise.
7278 (edge32 patterns): Likewise.
7280 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7282 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7284 (CC_BTST): Rename into...
7286 * config/visium/predicates.md (real_add_operand): New.
7287 (visium_btst_operator): Rename into...
7288 (visium_equality_comparison_operator): ...this.
7289 (visium_noov_operator): Rename into...
7290 (visium_nz_comparison_operator): ...this.
7291 (visium_c_comparison_operator): New.
7292 (visium_branch_operator): Adjust and deal with all CC modes.
7293 * config/visium/visium.c (visium_adjust_cost): Adjust.
7294 (visium_split_double_add): Use the *_set_carry patterns.
7295 (visium_select_cc_mode): Add support for CCC mode and adjust.
7296 (output_cbranch): Adjust and use the carry-based operators for
7297 floating-point comparisons.
7298 * config/visium/visium.md (flags_subst_arith): Adjust.
7299 (addsi3_insn_set_carry): New instruction.
7300 (subsi3_insn_set_carry): Likewise.
7301 (negsi2_insn_set_carry): Likewise.
7303 (cmp<mode>_sne): Likewise.
7304 (cbranch<mode>4): Use ordered_comparison_operator.
7305 (cbranch<mode>4_insn): Likewise.
7306 (cbranchsi4_btst_insn): Adjust.
7308 2016-10-11 Tom de Vries <tom@codesourcery.com>
7311 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7314 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7316 * tree.h (build_complex_type): Add second parameter with default.
7317 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7318 recursive call. Create a TYPE_DECL only if NAMED is true.
7319 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7321 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7323 New avr-passes.def to register AVR specific passes.
7325 * config/avr/avr-passes.def: New file.
7326 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7327 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7328 (make_avr_pass_recompute_note): New proto.
7329 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7330 (avr_pass_recompute_notes): Use anonymous namespace.
7331 (avr_register_passes): Remove function...
7332 (avr_option_override): ...and its call.
7334 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7336 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7337 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7338 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7339 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7341 * config/mips/mips.c (mips_option_override): Enable the branch
7342 likely depending on the tune flags and optimization level.
7343 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7344 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7345 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7346 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7348 2016-10-11 Richard Biener <rguenther@suse.de>
7350 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7351 (output_function): Properly stream the whole block tree.
7352 * lto-streamer-in.c (input_function): Likewise.
7354 2016-10-11 Marek Polacek <polacek@redhat.com>
7356 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7358 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7360 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7361 (evrp_dom_walker::before_dom_children): Infer and push new value
7362 ranges for x in y < x.
7364 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7367 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7368 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7369 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7370 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7371 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7372 (IA64_NO_LIBGCC_TFMODE): Likewise.
7374 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7376 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7379 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7381 * config.gcc: Add aarch64-*-freebsd* support.
7382 * config.host: Likewise.
7383 * config/aarch64/aarch64-freebsd.h: New file.
7384 * config/aarch64/t-aarch64-freebsd: Ditto.
7386 2016-10-10 Jeff Law <law@redhat.com>
7388 PR tree-optimization/71947
7389 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7390 B with A within a single statement.
7392 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7394 PR tree-optimization/77824
7395 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7396 zero cost for copies.
7397 (find_candidates_dom_walker::before_dom_children): Replace
7398 MODIFY_EXPR with SSA_NAME.
7399 (replace_mult_candidate): Likewise.
7400 (replace_profitable_candidates): Likewise.
7402 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7404 * config/s390/s390.h: Wrap more macros args in brackets and fix
7406 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7408 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7410 2016-10-10 Andreas Schwab <schwab@suse.de>
7413 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7414 pseudo is not DImode.
7416 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7418 * common/config/arc/arc-common.c (arc_option_optimization_table):
7419 Remove compact casesi option.
7420 * config/arc/arc.c (arc_override_options): Use compact casesi
7421 option only for pre-ARCv2 cores.
7422 * doc/invoke.texi (mcompact-casesi): Update text.
7424 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7426 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7427 Add macro to say we can efficiently handle overlapping unaligned
7429 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7430 poor code for processors older than p8.
7432 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7434 * gen-pass-instances.awk: Remove GNUism.
7436 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7438 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7439 NULL of (*ipcp_transformations)][node->uid].
7441 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7443 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7444 (MALLOC_ABI_ALIGNMENT): Define.
7446 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7448 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7449 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7450 VAR_OR_FUNCTION_DECL_P macros.
7451 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7452 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7453 chkp_find_bounds_1): Likewise.
7454 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7455 * hsa-gen.c (get_symbol_for_decl): Likewise.
7456 * cgraphunit.c (check_global_declaration, analyze_functions,
7457 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7459 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7460 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7462 * tree.c (set_decl_section_name, copy_node_stat,
7463 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7464 merge_dllimport_decl_attributes, handle_dll_attribute,
7465 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7466 verify_type): Likewise.
7467 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7468 find_explicit_erroneous_behavior): Likewise.
7469 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7470 * ipa.c (process_references): Likewise.
7471 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7472 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7473 notice_global_symbol, assemble_variable, mark_decl_referenced,
7474 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7475 make_decl_one_only, default_section_type_flags,
7476 categorize_decl_for_section, default_encode_section_info): Likewise.
7477 * trans-mem.c (requires_barrier): Likewise.
7478 * gimple-expr.c (mark_addressable): Likewise.
7479 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7480 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7481 expand_debug_expr): Likewise.
7482 * tree-dump.c (dequeue_and_dump): Likewise.
7483 * ubsan.c (instrument_bool_enum_load): Likewise.
7484 * tree-pretty-print.c (print_declaration): Likewise.
7485 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7486 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7487 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7488 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7489 pass_build_ssa::execute): Likewise.
7490 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7491 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7493 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7495 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7496 can_be_nonlocal, remap_decls, copy_debug_stmt,
7497 initialize_inlined_parameters, add_local_variables,
7498 reset_debug_binding, replace_locals_op): Likewise.
7499 * dse.c (can_escape): Likewise.
7500 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7502 * tree-diagnostic.c (default_tree_printer): Likewise.
7503 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7504 unpack_ts_decl_with_vis_value_fields,
7505 lto_input_ts_decl_common_tree_pointers): Likewise.
7506 * builtins.c (builtin_save_expr, fold_builtin_expect,
7507 readonly_data_expr): Likewise.
7508 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7509 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7511 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7512 * gimplify.c (force_constant_size, gimplify_bind_expr,
7513 gimplify_decl_expr, gimplify_var_or_parm_decl,
7514 gimplify_compound_lval, gimplify_init_constructor,
7515 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7516 gimplify_type_sizes): Likewise.
7517 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7518 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7519 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7520 remove_unused_locals): Likewise.
7521 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7522 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7523 * function.c (instantiate_expr, instantiate_decls_1,
7524 setjmp_vars_warning, add_local_decl): Likewise.
7525 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7527 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7528 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7529 optimize_va_list_gpr_fpr_size): Likewise.
7530 * tree-nrv.c (pass_nrv::execute): Likewise.
7531 * tsan.c (instrument_expr): Likewise.
7532 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7533 * vtable-verify.c (verify_bb_vtables): Likewise.
7534 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7535 get_ref_base_and_extent): Likewise.
7536 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7538 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7539 analyze_all_variable_accesses): Likewise.
7540 * tree-nested.c (get_nonlocal_debug_decl,
7541 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7542 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7543 get_local_debug_decl, convert_local_omp_clauses,
7544 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7546 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7547 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7548 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7549 dbxout_symbol, dbxout_common_check): Likewise.
7550 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7551 string_constant): Likewise.
7552 * hsa.c (hsa_get_declaration_name): Likewise.
7553 * passes.c (rest_of_decl_compilation): Likewise.
7554 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7555 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7556 pack_ts_decl_with_vis_value_fields,
7557 write_ts_decl_common_tree_pointers): Likewise.
7558 * stor-layout.c (place_field): Likewise.
7559 * symtab.c (symtab_node::maybe_create_reference,
7560 symtab_node::verify_base, symtab_node::make_decl_local,
7561 symtab_node::copy_visibility_from,
7562 symtab_node::can_increase_alignment_p): Likewise.
7563 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7564 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7565 fortran_common, add_location_or_const_value_attribute,
7566 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7567 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7568 optimize_one_addr_into_implicit_ptr,
7569 optimize_location_into_implicit_ptr): Likewise.
7570 * gimple-low.c (record_vars_into): Likewise.
7571 * ipa-visibility.c (update_vtable_references): Likewise.
7572 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7574 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7575 DFS::DFS_write_tree_body, write_symbol): Likewise.
7576 * langhooks.c (lhd_warn_unused_global_decl,
7577 lhd_set_decl_assembler_name): Likewise.
7578 * attribs.c (decl_attributes): Likewise.
7579 * except.c (output_ttype): Likewise.
7580 * varpool.c (varpool_node::get_create, ctor_for_folding,
7581 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
7582 * fold-const.c (fold_unary_loc): Likewise.
7583 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
7584 ipa_find_agg_cst_from_init): Likewise.
7585 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
7586 expand_omp_target, lower_omp_regimplify_p,
7587 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
7588 find_link_var_op): Likewise.
7589 * tree-chrec.c (chrec_contains_symbols): Likewise.
7590 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
7591 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
7592 execute_fixup_cfg): Likewise.
7594 PR tree-optimization/77901
7595 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
7596 if ranges[i].exp is SSA_NAME when looking for >= and only when
7597 ranges[i].exp is NULL or SSA_NAME when looking for the other
7600 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7602 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7603 (ipcp_param_lattices): Remove field alignment.
7604 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7605 (set_all_contains_variable): Remove call to
7606 ipcp_alignment_lattice::set_to_bottom.
7607 (initialize_node_lattices): Likewise.
7608 (propagate_alignment_accross_jump_function): Remove.
7609 (propagate_constants_accross_call): Remove call to
7610 propagate_alignment_accross_jump_function.
7611 (ipcp_store_alignment_results): Remove.
7612 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7613 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7614 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7615 pretty-printing of alignment jump function.
7616 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7617 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7618 alignments and remove computing ipa_alignment jump function.
7619 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7620 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7621 (ipa_read_jump_function): Remove reading of ipa_alignment.
7622 (write_ipcp_transformation_info): Remove streaming for alignment
7623 propagation summary.
7624 (read_ipcp_transformation_info): Remove reading of alignment
7625 propagation summary.
7626 (ipcp_update_alignments): Remove.
7627 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7629 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7630 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7631 * ipa-prop.h (ipa_alignment): Remove.
7632 (ipa_jump_func): Remove field alignment.
7633 (ipcp_transformation_summary): Remove field alignments.
7634 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7635 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7636 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7638 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7640 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7642 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7644 (visium_expand_fp_cstore): Likewise.
7646 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7648 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7649 * diagnostic.c (warning_at_rich_loc_n): New function.
7650 (diagnostic_n_impl_richloc): Likewise.
7651 (diagnostic_n_impl): Move most of the function to
7652 diagnostic_n_impl_richloc and call it.
7654 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7656 * gen-pass-instances.awk: Rewritten.
7657 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7658 $(PASSES_EXTRA) after passes.def to the script.
7659 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7660 * config/i386/i386-passes.def: New file.
7661 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7662 make_pass_stv): Declare.
7663 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7665 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7667 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7668 (pass_stv::timode_p): New non-static data member.
7669 (ix86_option_override): Don't register passes here.
7671 * doc/invoke.texi: Document accepting Else, fallthrough.
7673 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7676 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7677 FALLTHRU comment styles.
7679 2016-10-07 Andrew Pinski <apinski@cavium.com>
7681 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7682 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7683 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7685 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7687 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7689 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7690 (AARCH64_ARCH): Likewise.
7691 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7693 (AARCH64_CORE): Likewise.
7694 (AARCH64_ARCH): Likewise.
7695 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7696 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7697 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7698 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7699 (AARCH64_ARCH): Likewise.
7700 (AARCH64_CORE): Likewise.
7701 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7702 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7703 (AARCH64_CORE): Likewise.
7704 (AARCH64_ARCH): Likewise.
7706 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7708 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7709 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7710 floating point type infrastructre, and -mfloat128 that enables the
7711 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7712 if -mfloat128-type. Define __ibm128 to be long double by default.
7713 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7714 the IEEE 128-bit floating point type infrastructure should
7715 automatically be enabled.
7716 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7717 instead of -mfloat128 to enable KFmode.
7718 (rs6000_option_override_internal): Split the option -mfloat128
7719 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7720 systems, automatically set -mfloat128-type, but don't enable it on
7721 other operating systems. Move setting the long double size and
7722 IEEE quad support before the IEEE 128-bit floating point changes.
7723 (rs6000_init_builtins): Do not create a unique type for __ibm128
7724 if long double is IBM extended double, instead rely on __ibm128
7725 being defined as 'long double'. If -mfloat128-type and not
7726 -mfloat128, create the KFmode type with an undocumented __ieee128
7728 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7729 -mfloat128 for tests about the types, but keep tests for
7730 -mfloat128 to enable the keyword support.
7731 (rs6000_complex_function_value): Likewise.
7732 (rs6000_scalar_mode_supported_p): Likewise.
7733 (rs6000_floatn_mode): Likewise.
7734 (rs6000_c_mode_for_suffix): Likewise.
7735 (rs6000_opt_masks): Add -mfloat128-type.
7736 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7737 -mfloat128-type being split from -mfloat128. Add
7738 -mfloat128-hardware, which was missing.
7739 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7740 -mfloat128 and -mfloat128-type:
7741 (-mfloat128-type): Likewise.
7742 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7743 that 64-bit Linux systems with enable -mfloat128-type by default
7745 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7746 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7747 -mfloat128-type instead of -mfloat128.
7748 (FLOAT128_2REG_P): Likewise.
7749 (MASK_FLOAT128_TYPE): Likewise.
7750 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7751 (RS6000_BTM_FLOAT128): Likewise.
7752 (TARGET_FLOAT128): Poison old identifiers.
7753 (OPTION_MASK_FLOAT128): Likewise.
7754 (MASK_FLOAT128): Likewise.
7755 * config/rs6000/rs6000.md (FP): Likewise.
7756 (FLOAT128): Likewise.
7757 (fix_trunc<mode>di2): Likewise.
7758 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7759 (floatdi<mode>2): Likewise.
7760 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7761 (neg<mode>2, FLOAT128 iterator): Likewise.
7762 (abs<mode>2, FLOAT128 iterator): Likewise.
7763 (ieee_128bit_negative_zero): Likewise.
7764 (ieee_128bit_vsx_neg<mode>2): Likewise.
7765 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7766 (ieee_128bit_vsx_abs<mode>2): Likewise.
7767 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7768 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7769 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7770 (extendiftf2): Likewise.
7771 (extendifkf2): Likewise.
7772 (extendtfkf2): Likewise.
7773 (trunciftf2): Likewise.
7774 (truncifkf2): Likewise.
7775 (trunckftf2): Likewise.
7776 (trunctfif2): Likewise.
7777 (extendkftf2): Likewise.
7778 (trunctfkf2): Likewise.
7780 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7782 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7783 before merging in bytes to pass down to real_from_target.
7785 2016-10-07 Richard Biener <rguenther@suse.de>
7787 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7789 (substitute_and_fold_dom_walker::before_dom_children):
7790 Substitute and fold before pass specific folding to avoid
7791 feeding that with SSA names that will be later released.
7792 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7793 introduced by folding and visited by evaluate_stmt called during
7795 (likely_value): Likewise.
7796 (evaluate_stmt): Likewise.
7797 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7798 (simplify_div_or_mod_using_ranges): Likewise.
7799 (simplify_min_or_max_using_ranges): Likewise.
7800 (simplify_abs_using_ranges): Likewise.
7801 (simplify_conversion_using_ranges): Likewise.
7802 (simplify_float_conversion_using_ranges): Likewise.
7803 (simplify_stmt_using_ranges): Likewise.
7805 2016-10-07 Marek Polacek <polacek@redhat.com>
7807 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7808 FALLTHROUGH_LABEL_P here...
7809 (warn_implicit_fallthrough_r): ...not here.
7811 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7813 PR tree-optimization/77880
7814 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7817 2016-10-07 Marek Polacek <polacek@redhat.com>
7820 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7822 2016-10-07 Richard Biener <rguenther@suse.de>
7824 * bitmap.h: Document constraints on bitmap modification while
7827 2016-10-07 Richard Biener <rguenther@suse.de>
7829 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7830 * bitmap.h (bmp_iter_set): When advancing to the next element
7831 check that we didn't remove the current one.
7832 (bmp_iter_and): Likewise.
7833 (bmp_iter_and_compl): Likewise.
7834 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7835 we currently iterate on but keep a one-level queue.
7836 * sched-deps.c (remove_from_deps): Do not clear current bit
7837 but keep a one-level queue.
7839 2016-10-07 Jakub Jelinek <jakub@redhat.com>
7841 PR tree-optimization/77664
7842 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
7843 for the other ranges.
7844 (optimize_range_tests_diff): Fix up formatting.
7845 (optimize_range_tests_var_bound): New function.
7846 (optimize_range_tests): Use it.
7848 2016-10-07 Martin Liska <mliska@suse.cz>
7850 * coverage.c (build_gcov_exit_decl): Fix priority what
7851 should be really 99.
7853 2016-10-07 Richard Biener <rguenther@suse.de>
7855 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
7856 vars in gimple_bind_vars but not in BLOCK_VARS.
7858 2016-10-07 Richard Biener <rguenther@suse.de>
7860 PR tree-optimization/77879
7861 * tree-ssa-structalias.c (handle_const_call): Properly handle
7863 (handle_pure_call): Likewise.
7865 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7867 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
7868 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
7871 2016-10-06 Andrew Pinski <apinski@cavium.com>
7873 * config/aarch64/aarch64-cores.def: Add a comment before each
7876 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7878 PR tree-optimization/77862
7879 * tree-vrp.c (add_equivalence): Use get_value_range so that
7880 num_vr_values is checked before accessing vr_values.
7882 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7884 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7887 2016-10-05 Jeff Law <law@redhat.com>
7889 PR tree-optimization/71661
7890 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
7891 removal of a forwarder exposes a new natural loop.
7893 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
7895 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
7896 Introduce ssesuffix variable.
7897 (<mask_codefor><code><mode>3<mask_name>): Ditto.
7898 (*<code><mode>3): Ditto.
7900 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
7902 * postreload.c (reload_cse_simplify): Skip also USE when detecting
7905 2016-10-06 Richard Biener <rguenther@suse.de>
7907 PR tree-optimization/77855
7908 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
7909 instead of removing the current item while iterating over the set
7912 2016-10-06 James Clarke <jrtc27@jrtc27.com>
7913 Eric Botcazou <ebotcazou@adacore.com>
7916 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
7917 (classify_registers): Don't set it
7918 (function_arg_slotno): Don't initialize and test it. Tidy up.
7920 2016-10-06 Richard Biener <rguenther@suse.de>
7922 PR tree-optimization/77839
7923 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
7926 2016-10-06 Martin Liska <mliska@suse.cz>
7928 * gcc.c: Set -fprofile-update=atomic when profiling is
7929 enabled and -pthread is set. Warn when one combines
7930 -pthread and -fprofile-update=single for an app using
7933 2016-10-06 Martin Liska <mliska@suse.cz>
7936 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
7937 * gimple-ssa-strength-reduction.c (slsr_process_cast):
7938 Initialize a pointer to NULL.
7939 (slsr_process_copy): Likewise.
7940 * input.c (location_get_source_line): Likewise.
7941 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7943 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
7945 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
7946 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
7947 (ix86_handle_option): Deleted handle of OPT_mpcommit.
7948 * config.gcc: Deleted pcommitintrin.h
7949 * config/i386/pcommitintrin.h: Deleted file.
7950 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
7951 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
7953 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
7955 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
7956 (PTA_PCOMMIT): Deleted define.
7957 (ix86_option_override_internal): Deleted handle of option.
7958 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
7959 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
7960 __builtin_ia32_pcommit): Deleted.
7961 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
7962 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
7963 (pcommit): Deleted instruction.
7964 * config/i386/i386.opt: Mention -mpcommit deprecation.
7965 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
7967 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
7970 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
7971 Remove wrong assert.
7972 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
7973 Use <round_constraint> as operand 1 constraint.
7975 2016-10-05 Jakub Jelinek <jakub@redhat.com>
7978 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
7979 (ubsan_instrument_float_cast): And not here.
7982 * ubsan.c (ubsan_ids): New GTY(()) array.
7983 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
7984 instead of static local counters.
7986 2016-10-05 Martin Sebor <msebor@redhat.com>
7989 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
7990 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
7991 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
7992 (default_printf_pointer_format): Define function.
7993 * targhooks.c (linux_printf_pointer_format): Define new function.
7994 * targhooks.h (linux_printf_pointer_format): Declare.
7995 (gnu_libc_printf_pointer_format): Remove declaration.
7997 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7999 * fold-const.c (native_encode_real): Fix logic for selecting offset
8000 to write to when BYTES_BIG_ENDIAN.
8002 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8004 * builtins.c (fold_builtin_strchr): Remove function.
8005 (fold_builtin_strrchr): Likewise.
8006 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8007 * gimple-fold.c (target_char_cst_p): New function.
8008 (gimple_fold_builtin_strchr) Add more foldings.
8009 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8011 2016-10-05 Richard Biener <rguenther@suse.de>
8014 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8015 capture ids in c-exprs.
8017 2016-10-05 Richard Biener <rguenther@suse.de>
8020 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8021 with types_match for GIMPLE code gen to handle type mismatched
8023 (dt_operand::gen): Adjust.
8024 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8027 2016-10-05 Richard Biener <rguenther@suse.de>
8029 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8031 2016-10-05 Richard Biener <rguenther@suse.de>
8034 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8036 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8038 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8039 version check to protect only DW_TAG_imported_module generation.
8041 2016-10-05 Richard Biener <rguenther@suse.de>
8044 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8046 2016-10-04 Ian Lance Taylor <iant@golang.org>
8048 * explow.c (allocate_dynamic_stack_space): Call
8049 do_pending_stack_adjust before handling flag_split_stack.
8051 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8053 * genattrtab.c (make_internal_attr): Supply dummy column number to
8056 * genoutput.c (init_insn_for_nothing): Likewise.
8057 * gensupport.c (add_define_attr): Likewise.
8058 * read-md.c (message_at_1): Print column number.
8059 (fatal_with_file_and_line): Likewise.
8060 (rtx_reader::read_char): Track column numbers.
8061 (rtx_reader::unread_char): Likewise.
8062 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8063 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8064 (rtx_reader::handle_file): Initialize m_read_md_colno.
8065 (rtx_reader::get_current_location): Supply column number to
8067 * read-md.h (struct file_location): Add field "colno".
8068 (file_location::file_location): Likewise.
8069 (rtx_reader::get_colno): New accessor.
8070 (rtx_reader::m_read_md_colno): New field.
8071 (rtx_reader::m_last_line_colno): New field.
8073 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8075 * doc/extend.texi (Java Exceptions): Remove.
8076 (java_interface): Remove.
8078 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8080 PR tree-optimization/77808
8081 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8082 and addr are different before copying points-to information.
8084 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8086 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8087 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8088 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8089 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8091 2016-10-04 Richard Biener <rguenther@suse.de>
8093 PR tree-optimization/77399
8094 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8095 verify the target can convert.
8097 2016-10-04 Richard Biener <rguenther@suse.de>
8100 * explow.c (plus_constant): Verify the mode of the constant
8101 pool offset before calling plus_constant.
8103 2016-10-04 Richard Biener <rguenther@suse.de>
8106 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8107 type support, mark with :C.
8108 (X / -X -> -1): Mark with :C.
8110 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8112 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8113 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8114 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8115 * doc/tm.texi: Regenerated.
8116 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8117 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8118 * config/darwin.h (JCR_SECTION_NAME): Remove.
8119 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8120 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8121 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8122 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8123 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8124 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8126 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8128 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8129 between "because" and "param" in dump message in call to fprintf.
8131 2016-10-03 Jeff Law <law@redhat.com>
8133 PR tree-optimization/71550
8134 PR tree-optimization/71403
8135 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8136 (profitable_jump_thread_path): Also return boolean indicating if
8137 the realized path will create an irreducible loop.
8138 Remove loop depth tests from 71403.
8139 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8140 from 71403. If threading will create an irreducible loop, then
8141 throw away loop iteration and related information.
8143 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8145 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8146 -Woverloaded-virtual checks for warning options.
8147 * configure: Regenerate.
8149 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8151 PR preprocessor/77699
8152 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8153 (get_next_line): Return false on error.
8154 (read_next_line): Removed, use get_next_line instead.
8155 (read_line_num): Don't copy the line.
8156 (location_get_source_line): Don't use static data.
8157 (selftest::test_reading_source_line): Add more test cases.
8159 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8162 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8164 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8165 (noce_process_if_block): Use it.
8167 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8169 * doc/invoke.texi: Update -Wint-in-bool-context.
8171 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8173 * dwarf2out.c (output_fde, output_call_frame_info,
8174 dwarf2out_do_cfi_startproc, set_indirect_string,
8175 gen_internal_sym, output_die, output_line_info): Use
8176 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8177 ASM_GENERATE_INTERNAL_LABEL output.
8179 2016-10-01 Richard Biener <rguenther@suse.de>
8182 * genmatch.c (get_operand_type): Add operand position arg
8183 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8184 (expr::gen_transform): Adjust.
8185 (dt_simplify::gen_1): Likewise.
8187 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8189 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8190 comments. Simplify asserts, remove unnecessary conditions.
8192 (*<code><mode>3): Likewise.
8194 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8196 * doc/invoke.texi (-Wregister): Document.
8198 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8200 * configure.ac: Split CHECKING_P into CHECKING_P and
8201 ENABLE_EXTRA_CHECKING.
8202 * configure: Regenerated.
8203 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8204 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8206 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8209 * gcc.c (process_command): For @filename handling, output
8210 the correct name if the file does not exist.
8212 2016-09-30 Marek Polacek <polacek@redhat.com>
8214 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8215 * config/alpha/predicates.md: Likewise.
8217 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8219 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8220 (noce_process_if_block): Use it.
8222 2016-09-30 Martin Liska <mliska@suse.cz>
8224 * doc/invoke.texi: Document asan-use-after-return that
8225 it's disabled by default in runtime.
8227 2016-09-30 Richard Biener <rguenther@suse.de>
8229 * tree-vrp.c (intersect_ranges): If we failed to handle
8230 the intersection choose a constant singleton range if available.
8232 2016-09-30 Richard Biener <rguenther@suse.de>
8234 PR tree-optimization/77399
8235 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8236 float <-> int conversions.
8238 2016-09-30 Alan Modra <amodra@gmail.com>
8240 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8242 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8244 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8245 ext_level before calling CPUID with 0x80000008.
8246 Simplify xgetbv checks.
8248 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8250 * Makefile.in (OBJS): Add print-rtl-function.o.
8251 * print-rtl-function.c: New file.
8252 * print-rtl.h (print_rtx_function): New decl.
8254 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8257 * config/i386/cpuid.h (__get_cpuid_count): New.
8258 (__get_cpuid): Rename __level to __leaf.
8260 2016-09-29 Marek Polacek <polacek@redhat.com>
8262 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8264 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8267 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8268 result is only being compared with zero.
8270 2016-09-29 Marek Polacek <polacek@redhat.com>
8272 * dwarf2out.c (loc_descriptor): Add fall through comment.
8273 (add_const_value_attribute): Likewise.
8275 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8277 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8278 with "v6t2". Move "arch" attribute above "pool_range".
8279 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8281 (*thumb2_movhi_vfp): Likewise.
8282 (*arm_movhi_fp16): Likewise.
8283 (*thumb2_movhi_fp16): Likewise.
8284 (*arm_movsi_vfp): Remove "arch" attribute.
8285 (*thumb2_movsi_vfp): Likewise.
8287 2016-09-29 Martin Liska <mliska@suse.cz>
8289 * doc/extend.texi: Remove limitation of Objective C for
8290 __attribute__((constructor)) and __attribute__((destructor)).
8292 2016-09-29 Richard Biener <rguenther@suse.de>
8294 PR tree-optimization/77768
8295 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8296 Handle stores to readonly memory when removing redundant stores.
8298 2016-09-29 Richard Biener <rguenther@suse.de>
8301 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8302 X / -X -> -1 simplifications.
8304 2016-09-29 Richard Biener <rguenther@suse.de>
8307 * match.pd: Add max(a,-a) -> abs(a) pattern.
8308 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8309 HONOR_SIGNED_ZEROS types.
8311 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8313 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8314 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8316 2016-09-29 Richard Biener <rguenther@suse.de>
8318 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8319 writing to vr_const_varying.
8320 (vrp_initialize): Call it.
8321 (vrp_visit_stmt): Likewise.
8322 (evrp_dom_walker::before_dom_children): Likewise.
8324 2016-09-29 Richard Biener <rguenther@suse.de>
8326 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8327 constructors with vector elements.
8329 2016-09-29 Richard Biener <rguenther@suse.de>
8331 PR tree-optimization/77768
8332 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8333 with stores to a place we know has a constant value.
8335 2016-09-29 Alan Modra <amodra@gmail.com>
8337 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8338 * doc/invoke.texi: Document it.
8339 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8340 (rs6000_passes_float): Comment.
8341 (rs6000_passes_long_double): New static var.
8342 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8343 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8344 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8345 to include fp values returned in vectors.
8346 Set rs6000_passes_long_double.
8347 (rs6000_function_arg_advance_1): Likewise for function args.
8348 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8349 and SPE. Emit long double tag value too.
8350 (rs6000_opt_vars): Add gnu-attr.
8351 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8352 * configure: Regenerate.
8353 * config.in: Regenerate.
8355 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8357 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8359 (format_floating, format_string, format_directive,
8360 get_destination_size, pass_sprintf_length::handle_gimple_call):
8363 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8365 * gimple-ssa-sprintf.c: Fix comment formatting.
8366 (format_integer): Use is_gimple_assign.
8367 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8368 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8369 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8370 (pass_sprintf_length::execute): Use is_gimple_call.
8372 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8374 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8375 strchr, also try the generic folding.
8377 2016-09-28 Martin Sebor <msebor@redhat.com>
8380 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8383 2016-09-28 Martin Sebor <msebor@redhat.com>
8386 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8387 length modifier is not expected.
8388 (format_floating): Ignore l length modifier and fail gracefuly
8389 when it isn't one of the other expected ones.
8391 2016-09-28 Martin Sebor <msebor@redhat.com>
8394 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8396 2016-09-27 Richard Biener <rguenther@suse.de>
8398 * dwarf2out.c (cu_die_list): New global.
8399 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8400 main_comp_unit_die to cu_die_list if we created it.
8401 Move break_out_includes ...
8402 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8405 2016-09-28 Richard Biener <rguenther@suse.de>
8407 * dwarf2out.c (struct die_struct): Add removed flag.
8408 (lookup_type_die): If the DIE is marked as removed, clear
8409 TYPE_SYMTAB_DIE and return NULL.
8410 (lookup_decl_die): If the DIE is marked as removed, remove it
8411 from the hash and return NULL.
8412 (mark_removed): New helper.
8413 (prune_unused_types_prune): Call it for removed DIEs.
8414 (gen_subprogram_die): Move the premark_used_types call to after
8415 DIEs for the functions scopes are generated.
8416 (process_scope_var): Do not re-create pruned types or type decls.
8417 Make sure to also re-parent type decls.
8418 (dwarf2out_finish): Move unused type pruning and debug_types
8420 (dwarf2out_early_finish): ... here.
8422 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8424 * config/arc/arc-c.c: New file.
8425 * config/arc/arc-c.def: Likewise.
8426 * config/arc/t-arc: Likewise.
8427 * config.gcc: Include arc-c.o as c and cpp object.
8428 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8429 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8430 arc_cpu_cpp_builtins.
8432 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8434 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8435 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8437 2016-09-28 Nathan Sidwell <nathan@acm.org>
8439 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8442 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8444 PR tree-optimization/61056
8445 * gimple-fold.c (gimple_fold_builtin_strchr):
8446 New function to optimize strchr (s, 0) to strlen.
8447 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8449 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8451 PR tree-optimization/77724
8452 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8453 Add tree_fits_shwi_p check.
8455 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8457 * auto-inc-dec.c (try_merge): Remove break after return.
8458 * cselib.c (autoinc_split): Likewise.
8459 * explow.c (promote_mode): Likewise.
8460 * fixed-value.c (fixed_arithmetic): Likewise.
8461 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8462 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8463 * trans-mem.c (get_attrs_for): Likewise.
8464 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8465 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8466 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8467 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8468 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8469 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8470 * config/cris/cris.c (cris_op_str): Likewise.
8471 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8472 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8474 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8476 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8477 IFN_GOACC_REDUCTION_CODES): New.
8478 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8479 ifn_goacc_reduction_kind): Use them.
8480 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8481 of internal functions, when applicable.
8483 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8485 * config/mips/constraints.md (d): Fix documentation.
8486 * doc/md.texi (Machine Constraints): Update accordingly.
8488 2016-09-27 Richard Biener <rguenther@suse.de>
8490 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8491 cur_line_info_table initialization ...
8492 (dwarf2out_assembly_start): ... here.
8494 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8496 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8497 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8498 (*thumb2_movhi_vfp): Likewise.
8499 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8500 template. Expand predicable attribute to mark VMOV.F16 as not
8501 predicable. Add "arch" attribute.
8502 (*thumb2_movhi_fp16): Likewise.
8503 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8504 (*thumb2_movsi_vfp): Add "arch" attribute.
8506 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8508 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8511 2016-09-27 Marek Polacek <polacek@redhat.com>
8513 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8516 * config/c6x/c6x.h: Adjust fall through comment.
8517 * config/sh/sh.c (final_prescan_insn): Likewise.
8518 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8519 (visium_expand_fp_cstore): Likewise.
8521 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8523 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8524 expected by -Wimplicit-fallthrough.
8525 (thumb1_size_rtx_costs): Likewise.
8526 (thumb2_reorg): Likewise.
8527 (tls_mentioned_p): Add "Fall through" comment.
8528 (thumb2_reorg): Likewise.
8529 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8530 comment form expected by -Wimplicit-fallthrough.
8532 2016-09-27 Martin Liska <mliska@suse.cz>
8534 PR gcov-profile/46266
8535 * input.h (RESERVED_LOCATION_P): New macro.
8536 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8537 instread of comparison with UNKNOWN_LOCATION.
8539 2016-09-27 Richard Biener <rguenther@suse.de>
8541 PR tree-optimization/77745
8542 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8543 When removing redundant stores make sure to check compatibility
8544 of the TBAA state for downstream accesses.
8545 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8546 value-numbering virtual operands for store matches.
8548 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8551 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8552 movrt patterns. Match them before anything else in the SET case.
8554 2016-09-27 Martin Liska <mliska@suse.cz>
8556 PR gcov-profile/7970
8557 PR gcov-profile/16855
8558 PR gcov-profile/44779
8559 * coverage.c (build_gcov_exit_decl): New function.
8560 (coverage_obj_init): Call the function and generate __gcov_exit
8562 * doc/gcov.texi: Document when __gcov_exit function is called.
8564 2016-09-27 Marek Polacek <polacek@redhat.com>
8567 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8568 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8569 -Wno-error instead of -Wno-implicit-fallthrough.
8571 2016-09-27 Martin Liska <mliska@suse.cz>
8574 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8576 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8578 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
8579 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
8580 comments. Remove break after return.
8581 (ix86_fp_compare_code_to_integer, has_dispatch,
8582 ix86_simd_clone_usable): Remove break after return.
8584 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8586 PR rlt-optimization/77714
8587 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
8590 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
8593 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
8594 extract_range_from_unary_expr to convert value_range.
8595 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
8596 (extract_range_from_unary_expr): This.
8597 * tree-vrp.h (extract_range_from_unary_expr): Declare.
8599 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8601 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8603 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8605 * config/i386/i386.c (ix86_print_operand)
8606 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8607 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8608 (epilogue_renumber): Likewise.
8610 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8613 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8614 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8616 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8618 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8619 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8620 is_mm_seq_cst, is_mm_sync): Move to ...
8621 * memmodel.h: This. New file.
8622 * builtins.c: Include memmodel.h.
8623 * optabs.c: Likewise.
8625 * config/aarch64/aarch64.c: Likewise.
8626 * config/alpha/alpha.c: Likewise.
8627 * config/arm/arm.c: Likewise.
8628 * config/i386/i386.c: Likewise.
8629 * config/ia64/ia64.c: Likewise.
8630 * config/mips/mips.c: Likewise.
8631 * config/rs6000/rs6000.c: Likewise.
8632 * config/sparc/sparc.c: Likewise.
8633 * genconditions.c: Include memmodel.h in generated file.
8634 * genemit.c: Likewise.
8635 * genoutput.c: Likewise.
8636 * genpeep.c: Likewise.
8637 * genpreds.c: Likewise.
8638 * genrecog.c: Likewise.
8640 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8642 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8643 "c" instead when parsing characters. Move operand parsing into...
8644 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8645 and tightening the scope of various locals.
8647 2016-09-26 Liu Hao <lh_mouse@126.com>
8649 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8651 2016-09-26 Marek Polacek <polacek@redhat.com>
8653 * system.h: Use __has_attribute to check whether the fallthrough
8654 attribute is supported.
8656 2016-09-26 Marek Polacek <polacek@redhat.com>
8658 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8659 gimple_call_internal_p.
8660 * ipa-split.c (find_return_bb): Likewise.
8661 (execute_split_functions): Likewise.
8662 * omp-low.c (dump_oacc_loop_part): Likewise.
8663 (oacc_loop_xform_head_tail): Likewise.
8664 * predict.c (predict_loops): Likewise.
8665 * sanopt.c (pass_sanopt::execute): Likewise.
8666 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8667 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8668 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8669 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8670 (expand_ifn_va_arg): Likewise.
8671 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8672 (optimize_mask_stores): Likewise.
8673 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8674 (vect_transform_stmt): Likewise.
8675 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8676 * tsan.c (instrument_memory_accesses): Likewise.
8678 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8679 Alexander Monakov <amonakov@ispras.ru>
8681 * regrename.c (rename_chains): Check
8682 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8683 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8684 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8686 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8688 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8689 (s390_sched_score): Likewise.
8691 2016-09-26 Martin Liska <mliska@suse.cz>
8693 * doc/gcov.texi: Update program output of gcov tool.
8695 2016-09-26 Martin Liska <mliska@suse.cz>
8697 PR gcov-profile/23332
8698 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8699 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8700 * value-prof.c (dump_histogram_value): Do not handle
8701 HIST_TYPE_CONST_DELTA.
8702 (stream_in_histogram_value): Likewise.
8703 (gimple_find_values_to_profile): Likewise.
8704 * value-prof.h (enum hist_type): Likewise.
8706 2016-09-26 Martin Liska <mliska@suse.cz>
8708 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8709 from default sanitize recover values.
8710 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8711 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8712 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8714 * opts.c (finish_options): Do a generic loop over options
8715 that can be recovered.
8716 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8718 (common_handle_option): Likewise.
8719 * opts.h: Declare can_recover to sanitizer_opts_s.
8721 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8723 * target.def(elf_flags_numeric): Change documentation to present tense.
8724 * doc/tm.texi: Regenerate.
8726 2016-09-26 Marek Polacek <polacek@redhat.com>
8729 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8730 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8731 -Wno-switch-fallthrough.
8732 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8733 (expand_builtin): Likewise.
8734 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8735 * convert.c (convert_to_real_1): Likewise.
8736 (convert_to_integer_1): Likewise.
8737 * final.c (output_alternate_entry_point): Likewise.
8738 * genattrtab.c (make_canonical): Likewise.
8739 (write_test_expr): Likewise.
8740 * genpreds.c (validate_exp): Likewise.
8741 * gimple-ssa-strength-reduction.c
8742 (find_candidates_dom_walker::before_dom_children): Likewise.
8743 * godump.c (go_format_type): Likewise.
8744 * reload1.c (elimination_effects): Likewise.
8745 * resource.c (mark_referenced_resources): Likewise.
8746 (mark_set_resources): Likewise.
8747 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8748 * varasm.c (output_addressed_constants): Likewise.
8750 2016-09-26 Marek Polacek <polacek@redhat.com>
8753 * common.opt (Wimplicit-fallthrough): New option.
8754 * doc/extend.texi: Document statement attributes and the fallthrough
8756 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8757 * gimple.h (gimple_call_internal_p): New function.
8758 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8759 (struct label_entry): New struct.
8760 (find_label_entry): New function.
8761 (case_label_p): New function.
8762 (collect_fallthrough_labels): New function.
8763 (last_stmt_in_scope): New function.
8764 (should_warn_for_implicit_fallthrough): New function.
8765 (warn_implicit_fallthrough_r): New function.
8766 (maybe_warn_implicit_fallthrough): New function.
8767 (expand_FALLTHROUGH_r): New function.
8768 (expand_FALLTHROUGH): New function.
8769 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8770 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8771 (gimplify_label_expr): New function.
8772 (gimplify_case_label_expr): Set location.
8773 (gimplify_expr): Call gimplify_label_expr.
8774 * internal-fn.c (expand_FALLTHROUGH): New function.
8775 * internal-fn.def (FALLTHROUGH): New internal function.
8776 * langhooks.c (lang_GNU_OBJC): New function.
8777 * langhooks.h (lang_GNU_OBJC): Declare.
8778 * system.h (gcc_fallthrough): Define.
8779 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8780 * tree.h (FALLTHROUGH_LABEL_P): Define.
8782 2016-09-26 Richard Biener <rguenther@suse.de>
8784 * dwarf2out.c (stripattributes): Remove unused function.
8785 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8786 Push dwarf_split_debug_info handling into init_sections_and_labels.
8787 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8788 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8789 (debug_macinfo_section_name): New global.
8790 (output_macinfo): Use debug_macinfo_section_name.
8791 (init_sections_and_labels): Split out section and label generation
8792 from dwarf2out_init. Set debug_macinfo_section_name.
8793 (dwarf2out_init): Move text section label generation and emission
8795 (dwarf2out_assembly_start): ... here.
8796 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8799 2016-09-26 Richard Biener <rguenther@suse.de>
8802 * cgraphunit.c (analyze_functions): Before early removing
8803 global vars calls the late_global_decl debug handler mark
8804 the variable as readonly.
8806 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8809 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8810 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8811 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8812 declare new overloads.
8813 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8816 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8818 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8819 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8821 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8823 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8824 * configure: Regenerate.
8826 2016-09-24 Marek Polacek <polacek@redhat.com>
8829 * doc/invoke.texi: Document -Wbool-operation.
8831 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8833 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8834 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8835 cmpmemsi pattern to do builtin expansion of memcmp ().
8836 (compute_current_alignment): Add helper function for
8837 expand_block_compare used to compute alignment as the compare proceeds.
8838 (select_block_compare_mode): Used by expand_block_compare to select
8839 the mode used for reading the next chunk of bytes in the compare.
8840 (do_load_for_compare): Used by expand_block_compare to emit the load
8841 insns for the compare.
8842 (rs6000_emit_dot_insn): Moved this function to avoid a forward
8843 reference from expand_block_compare ().
8844 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
8845 prototype for this function.
8846 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
8847 target option for controlling how much code inline expansion of
8848 memcmp() will be allowed to generate.
8850 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8852 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
8853 hook_bool_mode_false, hook_bool_mode_true,
8854 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8855 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8856 hook_bool_const_rtx_insn_const_rtx_insn_true,
8857 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
8858 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
8859 hook_bool_const_tree_hwi_hwi_const_tree_false,
8860 hook_bool_const_tree_hwi_hwi_const_tree_true,
8861 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
8862 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8863 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
8864 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
8865 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
8866 hook_bool_const_tree_true, hook_bool_tree_tree_false,
8867 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
8868 hook_bool_rtx_insn_true, hook_bool_rtx_false,
8869 hook_bool_uintp_uintp_false,
8870 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
8871 hook_rtx_tree_int_null, hook_uint_mode_0,
8872 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
8873 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
8874 hook_constcharptr_const_rtx_insn_null,
8875 hook_constcharptr_const_tree_const_tree_null,
8876 hook_constcharptr_int_const_tree_null,
8877 hook_constcharptr_int_const_tree_const_tree_null,
8878 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
8879 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
8880 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
8882 * vec.h (vNULL): Extend comment to say = vNULL initialization
8883 isn't needed for static vars.
8885 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
8886 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
8887 = vNULL initialization of file scope vec.
8888 * passes.c (pass_tab, enabled_pass_uid_range_tab,
8889 disabled_pass_uid_range_tab): Likewise.
8890 * haifa-sched.c (sched_luids, h_i_d): Likewise.
8891 * tree-chkp-opt.c (check_infos): Likewise.
8892 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
8894 * vec.h (vnull::operator vec): Add constexpr keyword for
8897 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8899 PR tree-optimization/77654
8900 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
8901 to duplicate_ssa_name_ptr_info.
8903 2016-09-23 David Malcolm <dmalcolm@redhat.com>
8905 PR preprocessor/77672
8906 * input.c (selftest::test_lexer_string_locations_simple): Update
8907 test to expect location information of the terminator character
8908 at the location of the final closing quote.
8909 (selftest::test_lexer_string_locations_hex): Likewise.
8910 (selftest::test_lexer_string_locations_oct): Likewise.
8911 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
8912 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
8913 (selftest::test_lexer_string_locations_ucn4): Likewise.
8914 (selftest::test_lexer_string_locations_ucn8): Likewise.
8915 (selftest::test_lexer_string_locations_u8): Likewise.
8916 (selftest::test_lexer_string_locations_utf8_source): Likewise.
8917 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
8918 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
8919 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
8920 (selftest::test_lexer_string_locations_macro): Likewise.
8921 (selftest::test_lexer_string_locations_long_line): Likewise.
8923 2016-09-23 Richard Biener <rguenther@suse.de>
8925 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
8926 virtual definition to virtual use if the call devirtualizes
8927 to a const or pure function.
8928 (visit_use): Also visit calls we can devirtualize to a
8929 const or pure function.
8931 2016-09-23 Richard Biener <rguenther@suse.de>
8933 PR tree-optimization/77697
8934 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
8935 signal error if we have sth ternary or unhandled.
8937 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8939 * config/arm/arm_neon.h (vabd_f16): New.
8973 (vcvt_f16_s16): New.
8974 (vcvt_f16_u16): New.
8975 (vcvt_s16_f16): New.
8976 (vcvt_u16_f16): New.
8977 (vcvtq_f16_s16): New.
8978 (vcvtq_f16_u16): New.
8979 (vcvtq_s16_f16): New.
8980 (vcvtq_u16_f16): New.
8981 (vcvta_s16_f16): New.
8982 (vcvta_u16_f16): New.
8983 (vcvtaq_s16_f16): New.
8984 (vcvtaq_u16_f16): New.
8985 (vcvtm_s16_f16): New.
8986 (vcvtm_u16_f16): New.
8987 (vcvtmq_s16_f16): New.
8988 (vcvtmq_u16_f16): New.
8989 (vcvtn_s16_f16): New.
8990 (vcvtn_u16_f16): New.
8991 (vcvtnq_s16_f16): New.
8992 (vcvtnq_u16_f16): New.
8993 (vcvtp_s16_f16): New.
8994 (vcvtp_u16_f16): New.
8995 (vcvtpq_s16_f16): New.
8996 (vcvtpq_u16_f16): New.
8997 (vcvt_n_f16_s16): New.
8998 (vcvt_n_f16_u16): New.
8999 (vcvtq_n_f16_s16): New.
9000 (vcvtq_n_f16_u16): New.
9001 (vcvt_n_s16_f16): New.
9002 (vcvt_n_u16_f16): New.
9003 (vcvtq_n_s16_f16): New.
9004 (vcvtq_n_u16_f16): New.
9018 (vmul_lane_f16): New.
9021 (vmulq_lane_f16): New.
9043 (vrsqrteq_f16): New.
9047 (vrsqrtsq_f16): New.
9051 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9053 * config.gcc (extra_headers): Add arm_fp16.h
9054 * config/arm/arm_fp16.h: New.
9055 * config/arm/arm_neon.h: Include "arm_fp16.h".
9057 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9059 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9061 (vmulf): New (v8hf, v4hf variants).
9062 (vfma): New (v8hf, v4hf variants).
9063 (vfms): New (v8hf, v4hf variants).
9064 (vsub): New (v8hf, v4hf variants).
9065 (vcage): New (v8hf, v4hf variants).
9066 (vcagt): New (v8hf, v4hf variants).
9067 (vcale): New (v8hf, v4hf variants).
9068 (vcalt): New (v8hf, v4hf variants).
9069 (vceq): New (v8hf, v4hf variants).
9070 (vcgt): New (v8hf, v4hf variants).
9071 (vcge): New (v8hf, v4hf variants).
9072 (vcle): New (v8hf, v4hf variants).
9073 (vclt): New (v8hf, v4hf variants).
9074 (vceqz): New (v8hf, v4hf variants).
9075 (vcgez): New (v8hf, v4hf variants).
9076 (vcgtz): New (v8hf, v4hf variants).
9077 (vcltz): New (v8hf, v4hf variants).
9078 (vclez): New (v8hf, v4hf variants).
9079 (vabd): New (v8hf, v4hf variants).
9080 (vmaxf): New (v8hf, v4hf variants).
9081 (vmaxnm): New (v8hf, v4hf variants).
9082 (vminf): New (v8hf, v4hf variants).
9083 (vminnm): New (v8hf, v4hf variants).
9084 (vpmaxf): New (v4hf variant).
9085 (vpminf): New (v4hf variant).
9086 (vpadd): New (v4hf variant).
9087 (vrecps): New (v8hf, v4hf variants).
9088 (vrsqrts): New (v8hf, v4hf variants).
9089 (vabs): New (v8hf, v4hf variants).
9090 (vneg): New (v8hf, v4hf variants).
9091 (vrecpe): New (v8hf, v4hf variants).
9092 (vrnd): New (v8hf, v4hf variants).
9093 (vrnda): New (v8hf, v4hf variants).
9094 (vrndm): New (v8hf, v4hf variants).
9095 (vrndn): New (v8hf, v4hf variants).
9096 (vrndp): New (v8hf, v4hf variants).
9097 (vrndx): New (v8hf, v4hf variants).
9098 (vrsqrte): New (v8hf, v4hf variants).
9099 (vmul_lane): Add v4hf and v8hf variants.
9100 (vmul_n): Add v4hf and v8hf variants.
9101 (vext): New (v8hf, v4hf variants).
9102 (vcvts): New (v8hi, v4hi variants).
9103 (vcvts): New (v8hf, v4hf variants).
9104 (vcvtu): New (v8hi, v4hi variants).
9105 (vcvtu): New (v8hf, v4hf variants).
9106 (vcvts_n): New (v8hf, v4hf variants).
9107 (vcvtu_n): New (v8hi, v4hi variants).
9108 (vcvts_n): New (v8hi, v4hi variants).
9109 (vcvtu_n): New (v8hf, v4hf variants).
9110 (vbsl): New (v8hf, v4hf variants).
9111 (vcvtas): New (v8hf, v4hf variants).
9112 (vcvtau): New (v8hf, v4hf variants).
9113 (vcvtms): New (v8hf, v4hf variants).
9114 (vcvtmu): New (v8hf, v4hf variants).
9115 (vcvtns): New (v8hf, v4hf variants).
9116 (vcvtnu): New (v8hf, v4hf variants).
9117 (vcvtps): New (v8hf, v4hf variants).
9118 (vcvtpu): New (v8hf, v4hf variants).
9120 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9122 * config/arm/arm-builtins.c (hf_UP): New.
9124 (vfp_builtin_data): New. Update comment.
9125 (enum arm_builtins): Include "arm_vfp_builtins.def".
9126 (ARM_BUILTIN_VFP_PATTERN_START): New.
9127 (arm_init_vfp_builtins): New.
9128 (arm_init_builtins): Add arm_init_vfp_builtins.
9129 (arm_expand_vfp_builtin): New.
9130 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9132 * config/arm/arm_vfp_builtins.def: New file.
9133 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9134 (arm-builtins.o): Likewise.
9136 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9139 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9140 from constant while creating value range.
9142 2016-09-23 Renlin Li <renlin.li@arm.com>
9144 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9145 (ira_init_once): Here.
9147 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9148 Jakub Jelinek <jakub@redhat.com>
9150 * hooks.h (hook_uint_uintp_false): Rename to...
9151 (hook_bool_uint_uintp_false): ... this.
9152 * hooks.c (hook_uint_uintp_false): Rename to...
9153 (hook_bool_uint_uintp_false): ... this.
9154 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9155 instead of hook_uint_uintp_false.
9157 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9159 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9160 (arm_init_builtins): Move body of a loop to the standalone
9161 function arm_init_neon_builtin.
9162 (arm_expand_neon_builtin_1): New. Update comment. Function body
9163 moved from arm_neon_builtin with some white-space fixes.
9164 (arm_expand_neon_builtin): Move code into the standalone function
9165 arm_expand_neon_builtin_1.
9167 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9169 * config/arm/iterators.md (VCVTHI): New.
9170 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9174 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9175 (V_HALF): Add V4HF. Fix white-space.
9176 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9177 (V_s_elem): Likewise.
9178 (V_sz_elem): Fix white-space.
9179 (V_elem_ch): Likewise.
9181 (scalar_mul_constraint): Add V8HF and V4HF.
9182 (Is_float_mode): Fix white-space.
9183 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9184 (q): Add HF. Fix white-space.
9187 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9188 (neon_vfm_lane_as): New.
9189 * config/arm/neon.md (add<mode>3_fp16): New.
9190 (sub<mode>3_fp16): New.
9191 (mul<mode>3add<mode>_neon): New.
9192 (fma<VH:mode>4_intrinsic): New.
9193 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9194 (fmsub<VH:mode>4_intrinsic): New.
9195 (<absneg_str><mode>2): New.
9196 (neon_v<absneg_str><mode>): New.
9197 (neon_v<fp16_rnd_str><mode>): New.
9198 (neon_vrsqrte<mode>): New.
9199 (neon_vpaddv4hf): New.
9200 (neon_vadd<mode>): New.
9201 (neon_vsub<mode>): New.
9202 (neon_vmulf<mode>): New.
9203 (neon_vfma<VH:mode>): New.
9204 (neon_vfms<VH:mode>): New.
9205 (neon_vc<cmp_op><mode>): New.
9206 (neon_vc<cmp_op><mode>_fp16insn): New
9207 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9208 (neon_vca<cmp_op><mode>): New.
9209 (neon_vca<cmp_op><mode>_fp16insn): New.
9210 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9211 (neon_vc<cmp_op>z<mode>): New.
9212 (neon_vabd<mode>): New.
9213 (neon_v<maxmin>f<mode>): New.
9214 (neon_vp<maxmin>fv4hf: New.
9215 (neon_<fmaxmin_op><mode>): New.
9216 (neon_vrecps<mode>): New.
9217 (neon_vrsqrts<mode>): New.
9218 (neon_vrecpe<mode>): New (VH variant).
9219 (neon_vdup_lane<mode>_internal): New.
9220 (neon_vdup_lane<mode>): New.
9221 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9222 (neon_vcvt<sup><mode>): New (VH variant).
9223 (neon_vcvt<sup>_n<mode>): New (VH variant).
9224 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9225 (neon_vcvt<vcvth_op><sup><mode>): New.
9226 (neon_vmul_lane<mode>): New.
9227 (neon_vmul_n<mode>): New.
9228 * config/arm/unspecs.md (UNSPEC_VCALE): New
9229 (UNSPEC_VCALT): New.
9230 (UNSPEC_VFMA_LANE): New.
9231 (UNSPECS_VFMS_LANE): New.
9233 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9235 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9236 ("*extzv<mode><clobbercc_or_nocc>"):
9237 Correct a typo in a comment.
9239 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9240 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9241 ("*insv<mode>_zEC12_appendbitsleft")
9242 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9243 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9244 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9245 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9246 Provide pattern with operands switched.
9247 ("*pre_z10_extv<mode>"):
9248 Use new subst patterns.
9249 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9250 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9251 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9252 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9253 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9254 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9255 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9257 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9258 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9259 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9261 ("SINT"): New mode_iterator with SI, HI, QI.
9262 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9263 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9266 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9268 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9269 new interface of s390_contiguous_bitmask_p.
9270 ("contiguous_bitmask_nowrap_operand"): New predicate.
9271 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9272 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9273 of s390_contiguous_bitmask_p.
9274 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9275 ("NxxSw"): New constraint.
9276 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9277 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9279 (s390_contiguous_bitmask_nowrap_p): Export.
9280 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9281 former s390_contiguous_bitmask_p.
9282 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9283 detect contiguous bit ranges with wraparound. Change signature to
9284 return START and END position instead of POS and LENGTH.
9285 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9286 ranges with wraparound.
9287 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9288 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9289 Adapt to new signature of s390_contiguous_bitmask_p.
9291 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9293 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9294 (create_intersect_range_checks): New.
9295 (vect_create_cond_for_alias_checks): Call above function.
9297 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9299 * config/arm/iterators.md (Code iterators): Fix some white-space
9303 (FCVT): Moved from vfp.md.
9304 (VCVT_HF_US_N): New.
9305 (VCVT_SI_US_N): New.
9310 (FCVTI32typename): Moved from vfp.md.
9311 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9312 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9313 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9314 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9315 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9317 (fp16_rnd_str): New.
9318 (fp16_rnd_insn): New.
9319 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9320 (UNSPEC_VCVT_HF_U_N): New.
9321 (UNSPEC_VCVT_SI_S_N): New.
9322 (UNSPEC_VCVT_SI_U_N): New.
9323 (UNSPEC_VCVTH_S): New.
9324 (UNSPEC_VCVTH_U): New.
9325 (UNSPEC_VCVTA_S): New.
9326 (UNSPEC_VCVTA_U): New.
9327 (UNSPEC_VCVTM_S): New.
9328 (UNSPEC_VCVTM_U): New.
9329 (UNSPEC_VCVTN_S): New.
9330 (UNSPEC_VCVTN_U): New.
9331 (UNSPEC_VCVTP_S): New.
9332 (UNSPEC_VCVTP_U): New.
9333 (UNSPEC_VCVTP_S): New.
9334 (UNSPEC_VCVTP_U): New.
9336 (UNSPEC_VRNDA): New.
9337 (UNSPEC_VRNDI): New.
9338 (UNSPEC_VRNDM): New.
9339 (UNSPEC_VRNDN): New.
9340 (UNSPEC_VRNDP): New.
9341 (UNSPEC_VRNDX): New.
9342 * config/arm/vfp.md (<absneg_str>hf2): New.
9344 (neon_v<fp16_rnd_str>hf): New.
9345 (neon_vrndihf): New.
9350 (*mulsf3neghf_vfp): New.
9351 (*negmulhf3_vfp): New.
9352 (*mulsf3addhf_vfp): New.
9353 (*mulhf3subhf_vfp): New.
9354 (*mulhf3neghfaddhf_vfp): New.
9355 (*mulhf3neghfsubhf_vfp): New.
9358 (fmsubhf4_fp16): New.
9362 (neon_vsqrthf): New.
9363 (neon_vrsqrtshf): New.
9364 (FCVT): Move to iterators.md.
9365 (FCVTI32typename): Likewise.
9366 (neon_vcvth<sup>hf): New.
9367 (neon_vcvth<sup>si): New.
9368 (neon_vcvth<sup>_nhf_unspec): New.
9369 (neon_vcvth<sup>_nhf): New.
9370 (neon_vcvth<sup>_nsi_unspec): New.
9371 (neon_vcvth<sup>_nsi): New.
9372 (neon_vcvt<vcvth_op>h<sup>si): New.
9373 (neon_<fmaxmin_op>hf): New.
9375 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9377 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9378 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9379 ("*insv<mode>_zEC12_appendbitsleft")
9380 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9381 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9383 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9385 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9386 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9387 construct values without normalization.
9388 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9389 static local lhs_ops to vNULL.
9391 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9392 Jiong Wang <jiong.wang@arm.com>
9394 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9395 available when FP16 instructions are available.
9396 (output_move_vfp): Add support for 16-bit data moves.
9397 (arm_validize_comparison): Fix some white-space. Support HFmode
9398 by conversion to SFmode.
9399 * config/arm/arm.md (truncdfhf2): Fix a comment.
9400 (extendhfdf2): Likewise.
9402 (movsicc): Fix some white-space.
9404 (movsfcc): Fix some white-space.
9406 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9407 instructions are available.
9408 (*thumb2_movhi_vfp): Likewise.
9409 (*arm_movhi_fp16): New.
9410 (*thumb2_movhi_fp16): New.
9411 (*movhf_vfp_fp16): New.
9412 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9413 (*movhf_vfp): Likewise.
9414 (extendhfsf2): Enable when VFP FP16 instructions are available.
9415 (truncsfhf2): Enable when VFP FP16 instructions are available.
9417 2016-09-23 Martin Liska <mliska@suse.cz>
9419 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9421 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9423 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9425 (arm_evpc_neon_vtrn): Likewise.
9426 (arm_evpc_neon_vrev): Likewise.
9427 (arm_evpc_neon_vext): Likewise.
9428 * config/arm/arm_neon.h (vbsl_f16): New.
9432 (vdup_lane_f16): New.
9433 (vdupq_lane_f16): New.
9446 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9447 (vdup_lane): New (v8hf, v4hf variants).
9448 (vext): New (v8hf, v4hf variants).
9449 (vbsl): New (v8hf, v4hf variants).
9450 * config/arm/iterators.md (VDQWH): New.
9452 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9453 (Scalar_mul_8_16): Fix white-space.
9454 (Is_d_reg): Add V4HF and V8HF.
9455 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9456 (neon_vdup_lane<mode>): New.
9457 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9458 (*neon_vtrn<mode>_insn): Likewise.
9459 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9460 (*neon_vzip<mode>_insn): Likewise
9461 (neon_vuzp<mode>_internal): Likewise.
9462 (*neon_vuzp<mode>_insn): Likewise
9463 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9465 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9466 Matthew Wahab <matthew.wahab@arm.com>
9468 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9469 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9470 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9471 available. Also fix some white-space.
9472 * config/arm/vfp.md (*arm_movhi_vfp): New.
9473 (*thumb2_movhi_vfp): New.
9475 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9477 * config/arm/arm-c.c (arm_cpu_builtins): Define
9478 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9479 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9481 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9483 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9484 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9485 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9486 arm_v8_2a_fp16_neon_hw.
9487 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9490 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9492 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9493 arm_fp16_alternative_ok and arm_fp16_none_ok.
9495 2016-09-23 Martin Liska <mliska@suse.cz>
9497 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9499 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9501 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9503 ("armv8.2-a+fp16"): New.
9504 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9505 (FL2_FP16INST): New.
9506 (FL2_FOR_ARCH8_2A): New.
9507 * config/arm/arm-tables.opt: Regenerate.
9508 * config/arm/arm.c (arm_arch8_2): New.
9509 (arm_fp16_inst): New.
9510 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9511 for incompatible fp16-format settings.
9512 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9513 (TARGET_NEON_FP16INST): New.
9514 (arm_arch8_2): Declare.
9515 (arm_fp16_inst): Declare.
9516 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9517 march=armv8.2-a and march=armv8.2-a+fp16.
9518 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9520 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9521 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9523 2016-09-23 Martin Liska <mliska@suse.cz>
9525 * doc/extend.texi: Remove fused-madd from i386 target options.
9527 2016-09-23 Martin Liska <mliska@suse.cz>
9529 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9532 2016-09-23 Martin Liska <mliska@suse.cz>
9534 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9537 2016-09-23 Martin Liska <mliska@suse.cz>
9540 * config/i386/i386.c (ix86_option_override_internal): Change
9541 signature and return false when there's an error related to
9543 (release_options_strings): New function.
9544 (ix86_valid_target_attribute_tree): Call the function.
9546 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9548 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9549 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9550 (gen_hsa_ctor_assignment): Likewise.
9551 * print-tree.c (print_node): Likewise.
9552 * tree-dump.c (dequeue_and_dump): Likewise.
9553 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9554 * expr.c (store_constructor): Likewise.
9555 * fold-const.c (operand_equal_p): Likewise.
9556 * tree-pretty-print.c (dump_generic_node): Likewise.
9557 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9558 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9560 2016-09-23 Richard Biener <rguenther@suse.de>
9562 * hooks.h (hook_uint_uintp_false): Declare.
9564 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9566 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9567 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9569 2016-09-22 Martin Sebor <msebor@redhat.com>
9572 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9573 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9574 (target_int_min): Correct computation.
9575 (format_integer): Use long long as the argument for the ll length
9577 (format_floating): Use target_int_max().
9578 (get_string_length): Same.
9579 (format_string): Avoid setting the bounded flag for strings
9581 (try_substitute_return_value): Avoid setting range info when
9582 the result isn't bounded.
9583 * varasm.c (assemble_name): Increase buffer size.
9585 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
9586 Terry Guo <terry.guo@arm.com>
9588 * target.def (elf_flags_numeric): New target hook.
9589 * targhooks.h (default_asm_elf_flags_numeric): New.
9590 * varasm.c (default_asm_elf_flags_numeric): New.
9591 (default_elf_asm_named_section): Use new target hook.
9592 * config/arm/arm.opt (mpure-code): New.
9593 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
9594 * config/arm/arm.c (arm_asm_init_sections): Add section
9595 attribute to default text section if -mpure-code.
9596 (arm_option_check_internal): Diagnose use of option with
9597 non supported targets and/or options.
9598 (arm_asm_elf_flags_numeric): New.
9599 (arm_function_section): New.
9600 (arm_elf_section_type_flags): New.
9601 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9603 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9604 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9606 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9608 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9610 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9612 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9613 * rtl.h: Adjust prototype.
9615 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9617 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9618 (prev_active_insn): Likewise.
9619 (active_insn_p): Likewise.
9620 * rtl.h: Adjust prototypes.
9621 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9622 * config/arc/arc.md: Likewise.
9623 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9624 (branch_needs_nop_p): Likewise.
9625 (use_skip_p): Likewise.
9626 * config/sh/sh.c (gen_block_redirect): Likewise.
9627 (split_branches): Likewise.
9628 * reorg.c (optimize_skip): Likewise.
9629 (fill_simple_delay_slots): Likewise.
9630 (fill_slots_from_thread): Likewise.
9631 (relax_delay_slots): Likewise.
9632 * resource.c (mark_target_live_regs): Likewise.
9634 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9636 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9638 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9639 (prev_nonnote_nondebug_insn): Likewise.
9640 * config/cris/cris-protos.h: Adjust prototype.
9642 * jump.c (rtx_renumbered_equal_p): Adjust.
9644 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9646 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9647 * rtl.h: Adjust prototype.
9648 * config/sh/sh.md: Adjust.
9649 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9651 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9653 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9654 (prev_nondebug_insn): Likewise.
9655 * loop-doloop.c (doloop_condition_get): Likewise.
9656 * rtl.h: Adjust prototype.
9657 * cfgloop.h: Likewise.
9659 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9661 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9662 (prev_nonnote_insn): Likewise.
9663 * jump.c (reversed_comparison_code_parts): Likewise.
9664 (reversed_comparison): Likewise.
9665 * rtl.h: Adjust prototypes.
9666 * config/arc/arc.md: Adjust.
9667 * cse.c (find_comparison_args): Likewise.
9668 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9669 (fix_reg_dead_note): Change argument type to rtx_insn *.
9670 (delete_prior_computation): Likewise.
9671 (delete_computation): Likewise.
9672 (fill_slots_from_thread): Adjust.
9673 (relax_delay_slots): Likewise.
9674 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9675 (simplify_relational_operation_1): Likewise.
9676 (simplify_ternary_operation): Likewise.
9678 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9680 * config/arc/arc-protos.h (arc_label_align): Change type of
9681 variables from rtx to rtx_insn *.
9682 * config/arc/arc.c (arc_label_align): Likewise.
9683 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9684 * config/bfin/bfin.c (workaround_speculation): Likewise.
9685 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9686 (find_last_same_clock): Likewise.
9687 (reorg_split_calls): Likewise.
9688 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9689 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9690 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9691 (same_cmp_following_p): Likewise.
9692 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9693 (same_cmp_following_p): Likwise.
9694 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9695 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9696 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9697 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9698 (rl78_alloc_physical_registers_cmp): Likewise.
9699 (rl78_alloc_physical_registers_umul): Likewise.
9700 (rl78_calculate_death_notes): Likewise.
9701 * config/s390/s390-protos.h (s390_label_align): Likewise.
9702 * config/s390/s390.c (s390_label_align): Likewise.
9703 * config/sh/sh.c (barrier_align): Likewise.
9704 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9705 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9706 (emit_cbcond_nop): Likewise.
9708 2016-09-22 Martin Liska <mliska@suse.cz>
9711 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9712 alias address matters, not necessarily address of original.
9714 2016-09-22 Richard Biener <rguenther@suse.de>
9717 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9720 2016-09-22 Richard Biener <rguenther@suse.de>
9723 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9724 from constant folding results.
9725 (gimple_resimplify2): Likewise.
9726 (gimple_resimplify3): Likewise.
9728 2016-09-22 Richard Biener <rguenther@suse.de>
9731 * expr.c (expand_expr_real_1): Guard array access against negative
9734 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9736 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9738 (format_floating): Likewise.
9740 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9743 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9744 for all IFN_GOMP_SIMD_* internal fns, not just for
9745 IFN_GOMP_SIMD_ORDERED_*.
9747 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9750 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9751 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9752 instructions when you want to invert the test.
9753 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9754 correct order for XXSEL.
9755 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9756 for using XSCMP{EQ,GT,GE}DP.
9758 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9760 * genconstants.c (main): Introduce noop_reader and convert call
9761 to read_md_files to a method call.
9762 * genenums.c (main): Likewise.
9763 * genmddeps.c (main): Likewise.
9764 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9765 rtx_reader_ptr->get_top_level_filename ().
9766 (write_tm_preds_h): Likewise.
9767 (write_insn_preds_c): Likewise.
9768 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9769 (rtx_handle_directive): Convert to...
9770 (gen_reader::handle_unknown_directive): ...this.
9771 (init_rtx_reader_args_cb): Convert return type from bool to
9772 rtx_reader *. Create a gen_reader instance, using it for the
9773 call to read_md_files. Return it if no errors occur.
9774 (init_rtx_reader_args): Convert return type from bool to
9776 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9777 (init_rtx_reader_args_cb): Likewise.
9778 * read-md.c (struct file_name_list): Move to class rtx_reader.
9779 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9780 (read_md_filename): Delete in favor of
9781 rtx_reader::m_read_md_filename.
9782 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9783 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9784 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9785 (first_dir_md_include): Delete in favor of
9786 rtx_reader::m_first_dir_md_include.
9787 (last_dir_md_include_ptr): Delete in favor of
9788 rtx_reader::m_last_dir_md_include_ptr.
9789 (max_include_len): Delete.
9790 (rtx_reader_ptr): New.
9791 (fatal_with_file_and_line): Use get_filename and get_lineno
9792 accessors of rtx_reader_ptr.
9793 (require_char_ws): Likewise.
9794 (rtx_reader::read_char): New method, based on ::read_char.
9795 (rtx_reader::unread_char): New method, based on ::unread_char.
9796 (read_escape): Use get_filename and get_lineno accessors of
9798 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9799 (read_string): Use get_filename and get_lineno accessors of
9801 (rtx_reader::rtx_reader): New ctor.
9802 (rtx_reader::~rtx_reader): New dtor.
9803 (handle_include): Convert from a function to...
9804 (rtx_reader::handle_include): ...this method, converting
9805 handle_directive from a callback to a virtual function.
9806 (handle_file): Likewise, converting to...
9807 (rtx_reader::handle_file): ...this method.
9808 (handle_toplevel_file): Likewise, converting to...
9809 (rtx_reader::handle_toplevel_file): ...this method.
9810 (rtx_reader::get_current_location): New method.
9811 (parse_include): Convert from a function to...
9812 (rtx_reader::add_include_path): ...this method, dropping redundant
9813 update to unused max_include_len.
9814 (read_md_files): Convert from a function to...
9815 (rtx_reader::read_md_files): ...this method, converting
9816 handle_directive from a callback to a virtual function.
9817 (noop_reader::handle_unknown_directive): New method.
9818 * read-md.h (directive_handler_t): Delete this typedef.
9820 (read_md_file): Delete.
9821 (read_md_lineno): Delete.
9822 (read_md_filename): Delete.
9823 (class rtx_reader): New class.
9824 (rtx_reader_ptr): New decl.
9825 (class noop_reader): New subclass of rtx_reader.
9826 (read_char): Reimplement in terms of rtx_reader::read_char.
9827 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9828 (read_md_files): Delete.
9829 * read-rtl.c (read_rtx_code): Update for deletion of globals
9830 read_md_filename and read_md_lineno.
9832 2016-09-21 Jason Merrill <jason@redhat.com>
9834 * input.h (from_macro_definition_at): New.
9836 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9838 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
9840 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9842 PR tree-optimization/77550
9843 * tree-vect-stmts.c (create_array_ref): Change parameters.
9844 (get_group_alias_ptr_type): New function.
9845 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
9847 2016-09-21 Marek Polacek <polacek@redhat.com>
9849 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9850 Add falls through comment.
9852 2016-09-21 Richard Biener <rguenther@suse.de>
9854 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
9855 (replace_child): Likewise.
9856 (remove_child_TAG): Adjust.
9857 (move_marked_base_types): Likewise.
9858 (prune_unused_types_prune): Clear die_sib of removed children.
9860 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
9863 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
9864 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
9866 2016-09-21 Richard Biener <rguenther@suse.de>
9868 PR tree-optimization/77648
9869 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
9871 (make_transitive_closure_constraints): Adjust comment.
9872 (make_any_offset_constraints): New function.
9873 (handle_rhs_call): Make sure to first expand a pointer to all
9874 subfields before transitively closing it.
9875 (handle_const_call): Likewise. Properly expand returned
9877 (handle_pure_call): Likewise.
9879 2016-09-21 Richard Biener <rguenther@suse.de>
9880 Jakub Jelinek <jakub@redhat.com>
9882 PR tree-optimization/77621
9883 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
9884 group at non-vectorizable stmts.
9886 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9888 PR tree-optimization/72835
9889 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
9890 (make_new_ssa_for_all_defs): Likewise.
9891 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
9893 2016-09-20 Martin Sebor <msebor@redhat.com>
9896 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
9897 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
9898 * config/linux.c (gnu_libc_printf_pointer_format): New function.
9899 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
9900 * config/sol2.c (solaris_printf_pointer_format): New function.
9901 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
9903 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
9904 * doc/tm.texi: Regenerate.
9905 * gimple-fold.h (get_range_strlen): New function.
9906 (get_maxval_strlen): Declare existing function.
9907 * gimple-fold.c (get_range_strlen): Add arguments and compute both
9908 maximum and minimum.
9909 (get_range_strlen): Define overload.
9910 (get_maxval_strlen): Adjust.
9911 * gimple-ssa-sprintf.c: New file and pass.
9912 * passes.def (pass_sprintf_length): Add new pass.
9913 * targhooks.h (default_printf_pointer_format): Declare new function.
9914 (gnu_libc_printf_pointer_format): Same.
9915 (solaris_libc_printf_pointer_format): Same.
9916 * targhooks.c (default_printf_pointer_format): Define new function.
9917 * tree-pass.h (make_pass_sprintf_length): Declare new function.
9918 * print-tree.c: Increase buffer size.
9920 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9922 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
9924 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9926 * common.opt: New option -fipa-vrp.
9927 * ipa-cp.c (ipa_get_vr_lat): New.
9928 (ipcp_vr_lattice::print): Likewise.
9929 (print_all_lattices): Call ipcp_vr_lattice::print.
9930 (ipcp_vr_lattice::meet_with): New.
9931 (ipcp_vr_lattice::meet_with_1): Likewise.
9932 (ipcp_vr_lattice::top_p): Likewise.
9933 (ipcp_vr_lattice::bottom_p): Likewsie.
9934 (ipcp_vr_lattice::set_to_bottom): Likewise.
9935 (set_all_contains_variable): Call VR set_to_bottom.
9936 (initialize_node_lattices): Init VR lattices.
9937 (propagate_vr_accross_jump_function): New.
9938 (propagate_constants_accross_call): Call
9939 propagate_vr_accross_jump_function.
9940 (ipcp_store_vr_results): New.
9941 (ipcp_driver): Handle VR.
9942 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
9943 (ipa_set_jf_unknown): Likewise.
9944 (ipa_compute_jump_functions_for_edge): Likewise.
9945 (ipa_node_params_t::duplicate): Likewise.
9946 (ipa_write_jump_function): Likewise.
9947 (ipa_read_jump_function): Likewise.
9948 (write_ipcp_transformation_info): Likewise.
9949 (read_ipcp_transformation_info): Likewise.
9950 (ipcp_update_vr): New.
9951 (ipcp_transform_function): Handle VR.
9952 * ipa-prop.h (struct ipa_vr): New.
9953 * cgraph.c: Include tree-vrp.h.
9954 * cgraphunit.c: Likewise.
9955 * ipa-utils.c: Likewise.
9958 * toplev.c: Likewise.
9959 * ipa-devirt.c: Likewise.
9960 * ipa-inline-transform.c: Likewise.
9961 * ipa-inline.c: Likewise.
9962 * ipa-profile.c: Likewise.
9964 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9966 * doc/invoke.texi: Document -fdump-tree-evrp.
9967 * passes.def: Define new pass_early_vrp.
9968 * timevar.def: Define new TV_TREE_EARLY_VRP.
9969 * tree-pass.h (make_pass_early_vrp): New.
9970 * tree-ssa-propagate.c: Make replace_uses_in non static.
9971 * tree-ssa-propagate.h: Export replace_uses_in.
9972 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
9973 (extract_range_from_assert): Factor out
9974 extract_range_for_var_from_comparison_expr.
9975 (vrp_initialize_lattice): New.
9976 (vrp_initialize): Factor out vrp_initialize_lattice.
9977 (vrp_valueize): Fix it to reject complex value ranges.
9978 (vrp_free_lattice): New.
9979 (evrp_dom_walker::before_dom_children): Likewise.
9980 (evrp_dom_walker::after_dom_children): Likewise.
9981 (evrp_dom_walker::push_value_range): Likewise.
9982 (evrp_dom_walker::pop_value_range): Likewise.
9983 (execute_early_vrp): Likewise.
9984 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
9985 (make_pass_early_vrp): New.
9987 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
9990 instead of exact_log2.
9992 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
9996 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
9997 (ix86_add_stmt_cost): Penalize DFmode vector operations
9998 for !TARGET_VECTORIZE_DOUBLE.
10000 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10002 * doc/invoke.texi (Warning Options): Simplify language.
10003 (Optimize Options): Complete sentence.
10005 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10007 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10010 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10013 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10014 inits on power8 and above, use the VMRGEW instruction instead of a
10017 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10018 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10021 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10023 * config/aarch64/arm_neon.h
10024 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10025 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10026 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10028 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10030 * config/var/vax.h (ELIMINABLE_REGS): Define.
10031 (INITIAL_ELIMINATION_OFFSET): Define.
10033 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10035 PR middle-end/77624
10036 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10037 cast to void * if the cast is from some other pointer type.
10039 2016-09-20 Richard Biener <rguenther@suse.de>
10041 PR tree-optimization/77646
10042 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10045 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10047 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10048 attributes to all inlined functions and make them extern.
10050 2016-09-20 Richard Biener <rguenther@suse.de>
10052 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10054 * debug.c (do_nothing_debug_hooks): Adjust.
10055 * dbxout.c (dbx_debug_hooks): Likewise.
10056 * sdbout.c (sdb_debug_hooks): Likewise.
10057 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10058 (dwarf2out_finish): Move producer, filename and
10059 path annotation ...
10060 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10061 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10063 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10066 * doc/invoke.texi: Document -Wint-in-bool-context.
10068 PR middle-end/77421
10069 * dwarf2out.c (output_loc_operands): Fix an assertion.
10071 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10073 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10074 (CR_DECIMAL_DIG): New macro.
10076 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10078 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10081 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10083 PR rtl-optimization/77416
10084 * lra-remat.c (operand_to_remat): Process hard coded insn
10087 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10089 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10090 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10092 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10094 * target.def (lra_p): Wordsmithing.
10095 * doc/tm.texi: Regenerate.
10097 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10098 Jan Hubicka <jh@suse.cz>
10101 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10102 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10103 Call ultimate_alias_target just once, not up to 4 times.
10105 2016-09-19 Richard Biener <rguenther@suse.de>
10107 * dwarf2out.c (early_dwarf_finished): New global.
10108 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10110 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10111 if called from LTO exit early.
10112 (dwarf2out_late_global_decl): When being during the early
10113 debug phase do not add locations but only const value attributes.
10114 Adjust the way we generate early DIEs for LTO.
10116 2016-09-19 Richard Biener <rguenther@suse.de>
10118 PR middle-end/77605
10119 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10120 proper niter to bound the loops.
10122 2016-09-19 Richard Biener <rguenther@suse.de>
10124 PR tree-optimization/77514
10125 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10126 search for folded stmt.
10128 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10130 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10131 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10132 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10133 fsm_find_thread_path, profitable_jump_thread_path,
10134 fsm_find_control_statement_thread_paths,
10135 find_jump_threads_backwards): Add speed_p parameter.
10136 (pass_data_early_thread_jumps): New pass.
10137 (make_pass_early_thread_jumps): New function.
10139 2016-09-17 Andreas Schwab <schwab@suse.de>
10141 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10142 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10144 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10146 * recog.c (rest_of_handle_split_after_reload): Delete.
10147 (pass_split_after_reload::gate): New method.
10148 (pass_split_after_reload::execute): Call split_all_insns directly.
10150 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10152 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10153 parameters for functions taking long long arguments.
10155 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10158 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10159 splat with truncate.
10161 2016-09-16 Jason Merrill <jason@redhat.com>
10163 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10165 * hwint.c (exact_log2): Use pow2p_hwi.
10166 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10167 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10168 * builtins.c (get_object_alignment_2, get_object_alignment)
10169 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10171 * calls.c (compute_argument_addresses, store_one_arg): Use
10173 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10174 * combine.c (force_to_mode): Use least_bit_hwi.
10175 (contains_muldiv, find_split_point, combine_simplify_rtx)
10176 (simplify_if_then_else, simplify_set, force_to_mode)
10177 (if_then_else_cond, simplify_and_const_int_1)
10178 (simplify_compare_const): Use pow2p_hwi.
10179 * cse.c (fold_rtx): Use pow2p_hwi.
10180 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10182 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10183 (init_expmed_one_conv): Use pow2p_hwi.
10184 * expr.c (is_aligning_offset): Use pow2p_hwi.
10185 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10186 (fold_binary_loc): Use pow2p_hwi.
10187 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10188 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10189 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10190 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10192 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10193 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10194 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10195 * omp-low.c (oacc_loop_fixed_partitions)
10196 (oacc_loop_auto_partitions): Use least_bit_hwi.
10197 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10198 * stor-layout.c (place_field): Use least_bit_hwi.
10199 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10200 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10201 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10202 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10203 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10204 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10205 (vect_grouped_store_supported, vect_grouped_load_supported)
10206 (vect_permute_load_chain, vect_shift_permute_load_chain)
10207 (vect_transform_grouped_load): Use pow2p_hwi.
10208 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10209 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10210 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10212 * tsan.c (instrument_expr): Use least_bit_hwi.
10213 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10215 2016-09-16 Andreas Schwab <schwab@suse.de>
10217 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10218 OFFSET, not offset.
10219 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10221 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10224 * combine.c (rest_of_handle_combine): If any edges have been purged,
10225 free dominators if available.
10227 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10228 Eric Botcazou <ebotcazou@adacore.com>
10230 PR middle-end/77594
10231 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10232 through into expand_addsub_overflow after expand_neg_overflow.
10234 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10236 * diagnostic-show-locus.c
10237 (selftest::test_fixit_insert_containing_newline): New function.
10238 (selftest::test_fixit_replace_containing_newline): New function.
10239 (selftest::diagnostic_show_locus_c_tests): Call the above.
10241 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10243 PR tree-optimization/77503
10244 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10245 code for CONST_COND_REDUCTION at analysis stage and use it at
10247 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10248 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10249 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10252 2016-09-15 Richard Biener <rguenther@suse.de>
10254 PR middle-end/77544
10255 * fold-const.c (split_tree): Do not split constant ~X.
10257 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10259 PR rtl-optimization/77425
10260 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10263 PR middle-end/77475
10264 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10265 use %qs instead of %s where desirable, use argument instead of arg in
10266 the diagnostic wording, add list of supported strategies and
10268 (ix86_option_override_internal): Emit target("m...") instead of
10269 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10270 -march/-mtune option diagnostic. Add list of supported arches/tunings
10271 and spellcheck hint. Remove prefix, suffix and sw variables, use
10272 main_args_p ? "..." : "..." in diagnostics to make translation
10275 2016-09-15 Richard Biener <rguenther@suse.de>
10277 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10278 extra offset argument.
10279 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10280 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10281 to reflect new offset parameter.
10282 * doc/tm.texi: Regenerate.
10283 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10284 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10286 (darwin_asm_output_dwarf_offset): Likewise.
10287 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10289 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10290 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10291 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10293 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10296 * ipa-icf.c (set_alias_uids): New function.
10297 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10298 all the merged variable's referring aliases.
10300 2016-09-15 Richard Biener <rguenther@suse.de>
10302 PR tree-optimization/77514
10303 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10304 only forced_stmts sequence.
10306 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10308 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10309 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10310 FOR_EACH_SSA_NAME to iterate over SSA variables.
10311 (pass_expand::execute): Likewise.
10312 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10313 * tree-cfg.c (dump_function_to_file): Likewise.
10314 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10315 (update_ssa): Likewise.
10316 * tree-ssa-alias.c (dump_alias_info): Likewise.
10317 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10318 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10319 (create_outofssa_var_map): Likewise.
10320 (coalesce_ssa_name): Likewise.
10321 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10322 * tree-ssa-pre.c (compute_avail): Likewise.
10323 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10324 (scc_vn_restore_ssa_info): Likewise.
10325 (free_scc_vn): Likwise.
10326 (run_scc_vn): Likewise.
10327 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10328 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10329 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10330 * tree-ssa.c (verify_ssa): Likewise.
10332 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10334 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10335 and mips64r2 as default 32-bit and 64-bit architectures.
10336 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10337 as default 32-bit and 64-bit architectures.
10339 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10341 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10344 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10346 * target.def (lra_p): Change commentary (for the manual) for the
10348 * doc/tm.texi: Regenerate.
10350 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10352 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10353 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10354 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10355 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10357 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10359 * targhooks.c (default_lra_p): Return true instead of false.
10361 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10363 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10364 hook_bool_void_false.
10365 * config/avr/avr.c: Ditto.
10366 * config/bfin/bfin.c: Ditto.
10367 * config/c6x/c6x.c: Ditto.
10368 * config/cr16/cr16.c: Ditto.
10369 * config/cris/cris.c: Ditto.
10370 * config/epiphany/epiphany.c: Ditto.
10371 * config/fr30/fr30.c: Ditto.
10372 * config/frv/frv.c: Ditto.
10373 * config/h8300/h8300.c: Ditto.
10374 * config/ia64/ia64.c: Ditto.
10375 * config/iq2000/iq2000.c: Ditto.
10376 * config/lm32/lm32.c: Ditto.
10377 * config/m32c/m32c.c: Ditto.
10378 * config/m32r/m32r.c: Ditto.
10379 * config/m68k/m68k.c: Ditto.
10380 * config/mcore/mcore.c: Ditto.
10381 * config/microblaze/microblaze.c: Ditto.
10382 * config/mmix/mmix.c: Ditto.
10383 * config/mn10300/mn10300.c: Ditto.
10384 * config/moxie/moxie.c: Ditto.
10385 * config/msp430/msp430.c: Ditto.
10386 * config/nios2/nios2.c: Ditto.
10387 * config/nvptx/nvptx.c: Ditto.
10388 * config/pa/pa.c: Ditto.
10389 * config/pdp11/pdp11.c: Ditto.
10390 * config/rl78/rl78.c: Ditto.
10391 * config/sparc/sparc.c: Ditto.
10392 * config/spu/spu.c: Ditto.
10393 * config/stormy16/stormy16.c: Ditto.
10394 * config/tilegx/tilegx.c: Ditto.
10395 * config/tilepro/tilepro.c: Ditto.
10396 * config/v850/v850.c: Ditto.
10397 * config/vax/vax.c: Ditto.
10398 * config/visium/visium.c: Ditto.
10399 * config/xtensa/xtensa.c: Ditto.
10401 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10404 * tsan.c: Include target.h.
10405 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10406 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10407 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10408 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10409 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10411 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10412 Martin Liska <mliska@suse.cz>
10414 PR middle-end/77574
10415 * predict.c (force_edge_cold): Add braces to a condition.
10417 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10419 PR rtl-optimization/77289
10420 * lra-constraints.c (get_final_hard_regno): Removed.
10421 (get_hard_regno): Add new parameter final_p.
10422 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10423 (operands_match_p): Adjust call to get_hard_regno.
10424 (uses_hard_regs_p): Likewise.
10425 (process_alt_operands): Likewise.
10427 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10430 * config/msp430/msp430.c (msp430_start_function): Emit an error
10431 if a function is both weak and specifies an interrupt number.
10433 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10435 PR tree-optimization/77454
10436 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10437 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10440 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10442 * config/aarch64/aarch64-builtins.c
10443 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10445 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10447 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10448 SFmode and SCmode arguments by reference.
10450 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10452 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10454 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10455 for renaming of add_fixit_insert to add_fixit_insert_before.
10456 (selftest::test_one_liner_fixit_insert_after): New function.
10457 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10458 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10459 (selftest::test_one_liner_many_fixits): Likewise.
10460 (selftest::test_diagnostic_show_locus_one_liner): Update for
10461 renaming, call new test function.
10462 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10463 renaming of add_fixit_insert to add_fixit_insert_before.
10464 (selftest::test_fixit_consolidation): Likewise.
10465 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10467 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10468 (selftest::test_applying_fixits_insert_before): ...this.
10469 (selftest::test_applying_fixits_insert): Update for renaming of
10470 add_fixit_insert to add_fixit_insert_before.
10471 (selftest::test_applying_fixits_insert_after): New function.
10472 (selftest::test_applying_fixits_insert_after_at_line_end): New
10474 (selftest::test_applying_fixits_insert_after_failure): New function.
10475 (selftest::test_applying_fixits_multiple): Update for renaming of
10476 add_fixit_insert to add_fixit_insert_before.
10477 (selftest::change_line): Likewise.
10478 (selftest::test_applying_fixits_unreadable_file): Likewise.
10479 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10480 (selftest::test_applying_fixits_column_validation): Likewise.
10481 (selftest::test_applying_fixits_column_validation): Likewise.
10482 (selftest::edit_context_c_tests): Update for renamed test function;
10483 call new test functions.
10485 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10487 PR tree-optimization/77536
10488 PR rtl-optimization/68212
10489 * config/rs6000/rs6000.md (div->recip splitter): Remove
10490 optimize_insn_for_speed_p condition.
10492 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10494 * optabs.c (prepare_cmp_insn): Update documentation comment.
10496 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10497 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10499 PR middle-end/77475
10500 * opts.h (candidates_list_and_hint): Declare.
10501 * opts-common.c (candidates_list_and_hint): New function.
10502 (cmdline_handle_error): Use it.
10504 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10506 * edit-context.c (edited_line::get_len): New accessor.
10507 (edited_file::print_diff): Split out hunk-printing into...
10508 (edited_file::print_diff_hunk): New method.
10509 (edited_file::print_diff_line): New method.
10511 2016-09-12 Andrew Pinski <apinski@cavium.com>
10513 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10515 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10516 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10517 (aarch64_operands_ok_for_ldpstp): Return false if
10518 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10519 was SImode and the alignment is less than 8 byte.
10520 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10522 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10525 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10527 2016-09-12 Marek Polacek <polacek@redhat.com>
10529 * doc/extend.texi: Use lowercase "boolean".
10530 * doc/invoke.texi: Likewise.
10531 * doc/md.texi: Likewise.
10532 * target.def: Likewise.
10533 * doc/tm.texi: Regenerated.
10535 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10537 PR middle-end/77426
10538 * expmed.c (synth_mult): Delete duplicate mode check.
10540 2016-09-10 Tom de Vries <tom@codesourcery.com>
10543 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10545 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10546 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10548 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10550 PR rtl-optimization/77289
10551 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10552 register numbers. Remove support for subregs.
10553 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10554 (get_reg_class): Delete removed get_final_hard_regno() argument.
10555 (uses_hard_regs_p): Call get_final_hard_regno().
10557 2016-09-09 Martin Sebor <msebor@redhat.com>
10561 * pretty-print.c (pp_quoted_string): New function.
10562 (pp_format): Call it for %c and %s directives.
10564 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10566 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10567 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10568 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10569 * target.def (frame_pointer_required, can_eliminate): Likewise.
10570 * doc/tm.texi: Regenerated.
10571 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10573 * df-scan.c (df_hard_reg_init): Likewise.
10574 * ira.c (ira_setup_eliminable_regset): Likewise.
10575 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10576 init_elim_table): Likewise.
10577 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
10578 set_initial_elim_offsets, update_eliminables,
10579 init_elim_table): Likewise.
10580 * rtlanal.c (get_initial_register_offset): Likewise.
10581 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10582 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10583 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10584 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10585 * config/fr30/fr30.h: Fix comment.
10586 * config/frv/frv.c: Likewise.
10587 * config/frv/frv.h: Likewise.
10588 * config/ft32/ft32.h: Likewise.
10589 * config/visium/visium.h: Likewise.
10590 * config/pa/pa64-linux.h: Likewise.
10591 * config/v850/v850.h: Likewise.
10592 * config/cris/cris.c: Likewise.
10593 * config/ia64/ia64.h: Likewise.
10594 * config/moxie/moxie.h: Likewise.
10595 * config/m32r/m32r.h: Likewise.
10597 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10600 * config.in: Regenerate.
10601 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10603 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10604 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10605 static-libmpxwrappers case.
10606 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10607 MPX_LD_AS_NEEDED_GUARD_POP.
10608 * configure: Regenerate.
10609 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10610 defined if linker support "--push-state"/"--pop-state".
10612 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10614 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10616 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10618 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10619 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10620 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10621 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10622 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10623 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10624 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10626 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10627 width macros from TS 18661-1.
10628 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10630 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10633 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10634 OMP_CLAUSE_SAFELEN_EXPR.
10636 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10638 * Makefile.in (OBJS): Add substring-locations.o.
10639 * langhooks-def.h (class substring_loc): New forward decl.
10640 (lhd_get_substring_location): New decl.
10641 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10642 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10643 * langhooks.c (lhd_get_substring_location): New function.
10644 * langhooks.h (class substring_loc): New forward decl.
10645 (struct lang_hooks): Add field get_substring_location.
10646 * substring-locations.c: New file, taking definition of
10647 format_warning_va and format_warning_at_substring from
10648 c-family/c-format.c, making them non-static.
10649 * substring-locations.h (class substring_loc): Move class here
10650 from c-family/c-common.h. Add and rewrite comments.
10651 (format_warning_va): New decl.
10652 (format_warning_at_substring): New decl.
10653 (get_source_location_for_substring): Add comment.
10655 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10657 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10658 to avoid -Wnarrowing warning.
10659 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10660 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10662 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10664 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10665 Avoid use of base_offset if offset already in range.
10667 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10669 * config/sh/sh-protos.h (struct sh_atomic_model,
10670 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10671 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10672 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10673 * config/sh/sh.h (struct sh_atomic_model,
10674 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10675 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10676 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10677 Guard with __cplusplus.
10679 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10682 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10683 unsupported or unknown ISA, use expand_call.
10685 2016-09-06 Martin Liska <mliska@suse.cz>
10687 PR gcov-profile/77378
10688 PR gcov-profile/77466
10689 * tree-profile.c (tree_profiling): Detect whether target can use
10690 -fprofile-update=atomic.
10692 2016-09-06 Richard Biener <rguenther@suse.de>
10694 PR tree-optimization/77479
10695 * tree-vrp.c (update_value_range): Extend overflow handling to
10698 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10701 * config/i386/i386.md (isa): Add x64_avx512bw.
10702 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10703 (kmov_isa): New mode attr.
10704 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10705 (*zero_extend<mode>si2): Likewise.
10706 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10708 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10710 * doc/invoke.texi (SPU Options): nops -> NOPs.
10711 (x86 Options): Ditto.
10713 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10715 PR middle-end/77475
10716 * toplev.c (process_options): Temporarily set input_location
10717 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10719 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10721 PR rtl-optimization/77452
10722 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10723 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10725 2016-09-05 Marek Polacek <polacek@redhat.com>
10728 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10730 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10733 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10734 *insn_out == '*' test. Don't copy unnecessary to yet another
10735 memory buffer, and don't leak it.
10737 PR rtl-optimization/77425
10738 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10740 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10742 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10744 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10746 * common.opt (fdiagnostics-generate-patch): New option.
10747 * diagnostic.c: Include "edit-context.h".
10748 (diagnostic_initialize): Initialize context->edit_context_ptr.
10749 (diagnostic_finish): Delete context->edit_context_ptr.
10750 (diagnostic_report_diagnostic): Add fix-it hints from the
10751 diagnostic to context->edit_context_ptr, if any.
10752 * diagnostic.h (class edit_context): Add forward decl.
10753 (struct diagnostic_context): Add field "edit_context_ptr".
10754 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10755 -fdiagnostics-generate-patch.
10756 (-fdiagnostics-generate-patch): New item.
10757 * toplev.c: Include "edit-context.h".
10758 (process_options): Set global_dc->edit_context_ptr to a new
10759 edit_context if the options need one.
10760 (toplev::main): Handle -fdiagnostics-generate-patch by using
10761 global_dc->edit_context_ptr.
10763 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10766 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10767 map and firstprivate clauses on target construct for _Atomic
10769 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10770 on target construct for _Atomic qualified decls.
10771 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10773 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10774 _Atomic qualified arguments not mentioned in uniform clause.
10776 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10778 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10779 * diagnostic-color.c (color_dict): Add "diff-filename",
10780 "diff-hunk", "diff-delete", and "diff-insert".
10781 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10782 to reflect above changes.
10783 * doc/invoke.texi (-fdiagnostics-color): Update description of
10784 default GCC_COLORS, and of the supported capabilities.
10785 * edit-context.c: New file.
10786 * edit-context.h: New file.
10787 * input.c (struct fcache): Add field "missing_trailing_newline".
10788 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10790 (add_file_to_cache_tab): Likewise.
10791 (fcache::fcache): Likewise.
10792 (get_next_line): Update c->missing_trailing_newline.
10793 (location_missing_trailing_newline): New function.
10794 * input.h (location_missing_trailing_newline): New decl.
10795 * selftest-run-tests.c (selftest::run_tests): Call
10796 edit_context_c_tests.
10797 * selftest.h (edit_context_c_tests): New decl.
10799 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10800 Richard Biener <rguenth@suse.de>
10802 PR tree-optimization/77444
10803 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10804 as steptype, remove redundant initialization.
10806 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10809 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10810 (sanopt_optimize_walker): Optimize away
10811 __asan_before_dynamic_init (...) followed by
10812 __asan_after_dynamic_init () without intervening memory loads/stores.
10813 * ipa-pure-const.c (special_builtin_state): Handle
10814 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10815 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10817 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10819 * cfg.c (free_original_copy_tables): Replace second assignment of
10820 bb_copy = NULL by bb_original = NULL.
10822 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10825 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10826 assignment added in r216794.
10828 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10830 * Makefile.in (OBJS): Add typed-splay-tree.o.
10831 * selftest-run-tests.c (selftest::run_tests): Call
10832 typed_splay_tree_c_tests.
10833 * selftest.h (typed_splay_tree_c_tests): New decl.
10834 * typed-splay-tree.c: New file.
10835 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10836 (typed_splay_tree::max): New method.
10837 (typed_splay_tree::min): New method.
10838 (typed_splay_tree::foreach): New method.
10839 (typed_splay_tree::closure): New struct.
10840 (typed_splay_tree::inner_foreach_fn): New function.
10842 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10844 * ipa-cp.c (ipcp_store_bits_results): Change option name from
10845 -fipa-cp-bit to -fipa-bit-cp.
10847 2016-09-01 Martin Sebor <msebor@redhat.com>
10849 PR tree-optimization/71831
10850 * tree-object-size.h: Return bool instead of the size and add
10851 argument for the size.
10852 * tree-object-size.c (compute_object_offset): Update signature.
10853 (addr_object_size): Same.
10854 (compute_builtin_object_size): Return bool instead of the size
10855 and add argument for the size. Handle POINTER_PLUS_EXPR when
10856 optimization is disabled.
10857 (expr_object_size): Adjust.
10858 (plus_stmt_object_size): Adjust.
10859 (pass_object_sizes::execute): Adjust.
10860 * builtins.c (fold_builtin_object_size): Adjust.
10861 * doc/extend.texi (Object Size Checking): Update.
10862 * ubsan.c (instrument_object_size): Adjust.
10864 2016-09-01 Martin Sebor <msebor@redhat.com>
10866 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
10867 it fits the output of the formatted function regardless of its
10869 * genmodes.c (parser::parse_expr): Same.
10870 * gimplify.c (gimplify_asm_expr): Same.
10871 * passes.c (pass_manager::register_one_dump_file): Same.
10872 * print-tree.c (print_node): Same.
10874 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10876 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
10878 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10880 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
10882 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10884 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
10885 * config/rs6000/vector.md: Ditto.
10886 * config/rs6000/vsx.md: Ditto.
10888 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10890 * ipa-inline-analysis.c (param_change_prob): Get to the base object
10891 first in all cases.
10893 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10895 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
10896 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
10897 *return_and_restore_gpregs_<mode>_r11,
10898 *return_and_restore_gpregs_<mode>_r12,
10899 *return_and_restore_gpregs_<mode>_r1,
10900 *return_and_restore_fpregs_<mode>_r11,
10901 *return_and_restore_fpregs_<mode>_r12,
10902 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
10903 directly instead of via the "l" constraint. Renumber operands.
10906 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10908 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
10909 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
10910 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
10911 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
10912 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
10913 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
10914 *call_value_nonlocal_darwin64, reload_macho_picbase,
10915 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
10916 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
10917 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
10918 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
10919 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
10920 *save_fpregs_<mode>_r1): Ditto.
10921 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
10922 *return_and_restore_gpregs_spe): Ditto.
10924 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10926 * config/rs6000/rs6000.md
10927 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
10928 the use of the link register.
10929 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
10931 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10932 Michael Meissner <meissner@linux.vnet.ibm.com>
10935 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
10936 reg+reg addressing for TImode.
10937 (rs6000_legitimate_address_p): Only allow register indirect
10938 addressing for TImode, even without TARGET_QUAD_MEMORY.
10940 2016-09-01 Richard Biener <rguenther@suse.de>
10942 PR middle-end/77436
10943 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
10944 check whether the result fits the desired result type.
10946 2016-09-01 Nathan Sidwell <nathan@acm.org>
10948 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
10950 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
10952 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
10954 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
10956 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10958 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
10959 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
10960 for comparisons of integer ZERO_EXTEND against zero.
10962 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10964 * config/i386/i386.c (ix86_option_override_internal): Also disable the
10965 STV pass if -mstackrealign is enabled.
10967 2016-08-31 Ilya Verbin <iverbin@gmail.com>
10969 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
10972 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10974 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
10975 (layout_range::intersects_line_p): New method.
10976 (test_range_contains_point_for_single_point): Rename to...
10977 (test_layout_range_for_single_point): ...this, and add testing
10978 for layout_range::intersects_line_p.
10979 (test_range_contains_point_for_single_line): Rename to...
10980 (test_layout_range_for_single_line): ...this, and add testing
10981 for layout_range::intersects_line_p.
10982 (test_range_contains_point_for_multiple_lines): Rename to...
10983 (test_layout_range_for_multiple_lines): ...this, and add testing
10984 for layout_range::intersects_line_p.
10985 (layout::layout): Populate m_fixit_hints.
10986 (layout::get_expanded_location): Handle the case of a line-span
10988 (layout::validate_fixit_hint_p): New method.
10989 (get_line_span_for_fixit_hint): New function.
10990 (layout::calculate_line_spans): Add spans for fixit-hints.
10991 (layout::should_print_annotation_line_p): New method.
10992 (layout::print_any_fixits): Drop param "richloc", instead using
10993 validated fixits in m_fixit_hints. Add "const" to hint pointers.
10994 (diagnostic_show_locus): Avoid printing blank annotation lines.
10995 (selftest::test_diagnostic_context::test_diagnostic_context):
10996 Initialize show_column and start_span.
10997 (selftest::test_diagnostic_context::start_span_cb): New static
10999 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11000 (selftest::diagnostic_show_locus_c_tests): Update for function
11001 renamings. Call test_diagnostic_show_locus_fixit_lines.
11003 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11005 PR tree-optimization/73714
11006 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11008 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11010 * selftest.c: Move "namespace selftest {" to top of file,
11011 removing explicit "selftest::" qualifiers throughout.
11013 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11015 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11017 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11018 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11019 Replace builtin with vector extension.
11020 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11022 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11023 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11024 Replace builtin with vector extension.
11025 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11026 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11027 Replace builtin with vector extension.
11028 * config/i386/xmmintrin.h (__m128_u): New type.
11029 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11030 (_mm_load_ps, _mm_store_ps): Simplify.
11032 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11034 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11036 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11038 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11039 than 3 ranges per diagnostic by alternating between color 1 and
11041 (layout::layout): Replace use of rich_location::MAX_RANGES
11042 with richloc->get_num_locations ().
11043 (layout::calculate_line_spans): Replace use of
11044 rich_location::MAX_RANGES with m_layout_ranges.length ().
11045 (layout::print_annotation_line): Handle arbitrary numbers of
11046 ranges in caret-printing by defaulting to '^'.
11047 (selftest::test_one_liner_many_fixits): New function.
11048 (test_diagnostic_show_locus_one_liner): Call it.
11049 * diagnostic.c (diagnostic_initialize): Update for renaming
11050 of rich_location::MAX_RANGES to
11051 rich_location::STATICALLY_ALLOCATED_RANGES.
11052 * diagnostic.h (struct diagnostic_context): Likewise.
11054 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11056 * selftest.c (selftest::named_temp_file::named_temp_file): New
11058 (selftest::temp_source_file::~temp_source_file): Move to...
11059 (selftest::named_temp_file::~named_temp_file): ...here.
11060 (selftest::test_named_temp_file): New function.
11061 (selftest::selftest_c_tests): Call test_named_temp_file.
11062 * selftest.h (class named_temp_file): New class.
11063 (class temp_source_file): Convert to a subclass of named_temp_file.
11065 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11067 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11068 USEs of LR_REGNO in returns and sibcalls.
11069 (rs6000_output_mi_thunk): Similar.
11070 (rs6000_sibcall_aix): Similar.
11071 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11072 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11073 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11074 Remove the USE of LR_REGNO from the patterns as well. Delete an
11076 (return_internal_<mode>): Delete.
11078 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11080 * config/aarch64/aarch64-simd.md
11081 (aarch64_ld2<mode>_dreg_le): New.
11082 (aarch64_ld2<mode>_dreg_be): New.
11083 (aarch64_ld2<mode>_dreg): Removed.
11084 (aarch64_ld3<mode>_dreg_le): New.
11085 (aarch64_ld3<mode>_dreg_be): New.
11086 (aarch64_ld3<mode>_dreg): Removed.
11087 (aarch64_ld4<mode>_dreg_le): New.
11088 (aarch64_ld4<mode>_dreg_be): New.
11089 (aarch64_ld4<mode>_dreg): Removed.
11090 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11092 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11094 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11095 redundant location param.
11096 (test_one_liner_fixit_remove): Likewise.
11097 (test_one_liner_fixit_replace): Likewise.
11098 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11099 * gcc-rich-location.c
11100 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11101 get_range_from_loc. Drop overload taking a const char *.
11102 * gcc-rich-location.h
11103 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11106 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11108 * config/linux.c (linux_libc_has_function): Return true on musl.
11110 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11112 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11114 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11116 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11117 used for abnormal egdes.
11119 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11121 PR tree-optimization/72866
11122 * tree-vect-patterns.c (search_type_for_mask): Turn into
11123 a small wrapper, move all code to ...
11124 (search_type_for_mask_1): ... this new function. Add caching
11125 and adjust recursive calls.
11128 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11129 instead of lookup_type_die (type_main_variant (type)) even for array
11132 PR middle-end/77377
11133 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11134 constant pool reference return x instead of c.
11136 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11138 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11141 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11144 (selftest::test_make_location_nonpure_range_endpoints): Fix
11147 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11149 * diagnostic-show-locus.c
11150 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11152 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11153 * input.c (get_pure_location): Move to libcpp/line-map.c.
11154 * input.h (get_pure_location): Convert decl to an inline function
11155 calling implementation in libcpp.
11157 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11160 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11161 template for intel asm dialect.
11162 (vec_set_hi_<mode><mask_name>): Ditto.
11164 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11166 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11167 (selftest::fail_formatted): Likewise.
11169 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11171 * input.c (make_location): Call get_start and get_finish
11172 on the endpoints to avoid storing packed ranges or ad-hoc
11174 (selftest::test_make_location_nonpure_range_endpoints): New function.
11175 (selftest::input_c_tests): Call it.
11176 * input.h (get_start): New inline function.
11178 2016-08-29 Tom de Vries <tom@codesourcery.com>
11181 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11184 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11186 * Makefile.in (gcov-iov.h): Add dummy recipe.
11188 2016-08-29 Nathan Sidwell <nathan@acm.org>
11190 * config/nvptx/nvptx.c: #include tree-vrp.h.
11192 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11195 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11196 HIGH+LO construct during reload.
11198 2016-08-28 Tom de Vries <tom@codesourcery.com>
11201 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11202 'sysv_abi va_list' attribute.
11203 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11204 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11207 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11209 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11210 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11211 (unshare_all_rtl_again): Likewise.
11212 * function.c (assign_stack_local_1): Likewise.
11213 (assign_stack_temp_for_type): Likewise.
11215 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11217 * cfgbuild.c (make_edges): Adjust.
11218 * cfgrtl.c (can_delete_label_p): Likewise.
11219 * dwarf2cfi.c (create_trace_edges): Likewise.
11220 * except.c (sjlj_emit_dispatch_table): Likewise.
11221 * function.h (struct expr_status): make x_forced_labels a vector.
11222 * jump.c (rebuild_jump_labels_1): Adjust.
11223 * reload1.c (set_initial_label_offsets): Likewise.
11224 * stmt.c (force_label_rtx): Likewise.
11225 (expand_label): Likewise.
11227 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11229 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11231 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11233 PR tree-optimization/71077
11234 PR tree-optimization/68542
11235 * fold-const.c (fold_relational_const): Fix folding of
11236 VECTOR_CST comparisons that have a scalar boolean result type.
11237 (selftest::test_vector_folding): New static function.
11238 (selftest::fold_const_c_tests): Call it.
11240 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11242 * doc/extend.texi (SPU Built-in Functions): Remove stale
11243 references to material formerly at IBM and Sony.
11245 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11248 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11250 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11252 * diagnostic-show-locus.c
11253 (selftest::test_fixit_consolidation): New function.
11254 (selftest::diagnostic_show_locus_c_tests): Call it.
11255 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11256 constructor based on source_range.
11258 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11260 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11262 (parse_gcc_colors): Update description of default GCC_COLORS.
11263 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11264 (colorizer::set_fixit_insert): New method.
11265 (colorizer::set_fixit_delete): New method.
11266 (colorizer::get_color_by_name): New method.
11267 (colorizer::STATE_FIXIT_INSERT): New constant.
11268 (colorizer::STATE_FIXIT_DELETE): New constant.
11269 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11270 fields in favor of new field "m_stop_color". Add fields
11271 "m_fixit_insert" and "m_fixit_delete".
11272 (colorizer::colorizer): Update for above changes. Replace
11273 colorize_start calls with calls to get_color_by_name.
11274 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11275 STATE_FIXIT_DELETE. Update for field renamings.
11276 (colorizer::finish_state): Simplify by using m_stop_color,
11277 rather than multiple identical "*_ce" fields.
11278 (colorizer::get_color_by_name): New method.
11279 (layout::print_any_fixits): Print insertions and replacements
11280 using the "fixit-insert" color, and deletions using the
11281 "fixit-delete" color.
11282 * doc/invoke.texi (-fdiagnostics-color): Update description of
11283 default GCC_COLORS, and of the supported capabilities.
11285 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11287 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11288 current_function_static_stack_size variable with the static
11289 stack frame size of the current function when
11290 flag_stack_usage_info is enabled.
11292 2016-08-26 Nathan Sidwell <nathan@acm.org>
11294 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11295 assignment inside if condition.
11297 2016-08-26 Richard Biener <rguenther@suse.de>
11299 PR tree-optimization/69047
11300 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11301 extracts similar to what FRE does.
11302 (non_rewritable_mem_ref_base): Likewise.
11304 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11306 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11307 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11308 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11309 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11310 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11312 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11313 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11314 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11315 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11316 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11318 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11321 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11322 reservation duration to 15 cycles.
11323 (cortex_a8_vfp_macs): Likewise.
11324 (cortex_a8_vfp_macd): Likewise.
11325 (cortex_a8_vfp_divs): Likewise.
11326 (cortex_a8_vfp_divd): Likewise.
11328 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11330 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11331 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11333 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11334 Martin Jambhor <mjambor@suse.cz>
11336 * common.opt: New option -fipa-bit-cp.
11337 * doc/invoke.texi: Document -fipa-bit-cp.
11338 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11339 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11340 * tree-ssa-ccp.h: New header file.
11341 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11342 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11343 Replace all occurences of tree parameter by two new params: signop, int.
11344 (bit_value_unop_1): Change to bit_value_unop and export it.
11345 Replace all occurences of tree parameter by two new params: signop,
11347 (bit_value_binop): Change call from bit_value_binop_1 to
11349 (bit_value_assume_aligned): Likewise.
11350 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11351 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11353 (ccp_finalize): Skip processing if val->mask == 0.
11354 * ipa-cp.c: Include tree-ssa-ccp.h
11355 (ipcp_bits_lattice): New class.
11356 (ipcp_param_lattice (bits_lattice): New member.
11357 (print_all_lattices): Call ipcp_bits_lattice::print.
11358 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11359 (initialize_node_lattices): Likewise.
11360 (propagate_bits_accross_jump_function): New function.
11361 (propagate_constants_accross_call): Call
11362 propagate_bits_accross_jump_function.
11363 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11364 (ipcp_store_bits_results): New function.
11365 (ipcp_driver): Call ipcp_store_bits_results.
11366 * ipa-prop.h (ipa_bits): New struct.
11367 (ipa_jump_func): Add new member bits of type ipa_bits.
11368 (ipa_param_descriptor): Change decl to decl_or_type.
11369 (ipa_get_param): Change decl to decl_or_type and assert on
11371 (ipa_get_type): New function.
11372 (ipcp_transformation_summary): New member bits.
11373 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11374 (ipa_populate_param_decls): Likewise.
11375 (ipa_dump_param): Likewise.
11376 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11378 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11379 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11381 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11382 (ipa_write_jump_function): Add streaming for ipa_bits.
11383 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11384 (write_ipcp_transformation_info): Add streaming for ipa_bits
11385 summary for ltrans.
11386 (read_ipcp_transfomration_info): Add support for reading streamed
11388 (ipcp_update_bits): New function.
11389 (ipcp_transform_function): Call ipcp_update_bits.
11391 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11393 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11394 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11396 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11398 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11400 2016-08-25 Richard Biener <rguenther@suse.de>
11402 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11403 Only add locations in late dwarf.
11404 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11405 (dwarf2out_early_finish): But do it here.
11407 2016-08-24 Michael Collison <michael.collison@linaro.org>
11408 Michael Collison <michael.collison@arm.com>
11410 * config/arm/arm-modes.def: Add new condition code mode CC_V
11411 to represent the overflow bit.
11412 * config/arm/arm.c (maybe_get_arm_condition_code):
11413 Add support for CC_Vmode.
11414 (arm_gen_unlikely_cbranch): New function to generate common
11415 rtl conditional branches for overflow patterns.
11416 * config/arm/arm-protos.h: Add prototype for
11417 arm_gen_unlikely_cbranch.
11418 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11419 addsi3_compareV_upper): New patterns to support signed
11420 builtin overflow add operations.
11421 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11422 New patterns to support unsigned builtin add overflow operations.
11423 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11424 builtin overflow subtract operations,
11425 (usubv<mode>4): New patterns to support unsigned builtin subtract
11426 overflow operations.
11427 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11428 to support builtin overflow negate operations.
11430 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11433 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11435 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11436 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11439 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11441 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11442 MULTILIB_OPTIONS should be used. Small wording fixes.
11443 * genmultilib: Memorize set of all option combinations in
11444 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11445 found in MULTILIB_OPTIONS by checking if option set is listed in
11446 combination_space. Output new and existing error message to stderr.
11448 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11450 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11451 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11452 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11453 (MULTILIB_REUSE): Remove reuse rules for option set including
11454 -mfpu=fp-armv8 and -mfpu=vfpv4
11456 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11458 * config/arm/t-rtems: Add vfp multilib.
11460 2016-08-23 Ian Lance Taylor <iant@golang.org>
11462 * config/s390/s390.c (s390_asm_file_start): Call
11463 default_file_start.
11465 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11467 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11468 initialization of all 0's to the 0 constant, instead of directly
11469 generating XOR. Add support for V4SImode vector initialization on
11470 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11471 initialization. Change variables used in V4SFmode vector
11472 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11473 any memory addresses are in index form. Add support for using
11474 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11475 with all of the same element.
11476 (regno_or_subregno): New helper function to return a register
11477 number for either REG or SUBREG.
11478 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11479 Use regno_or_subregno where possible.
11480 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11481 DImode value from two SImode values in order to generate V4SImode
11482 vector initialization on 64-bit systems with direct move.
11483 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11485 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11487 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11489 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11490 attributes to initialize V8HImode and V16QImode vectors with the
11492 (VSX_SPLAT_COUNT): Likewise.
11493 (VSX_SPLAT_SUFFIX): Likewise.
11494 (UNSPEC_VSX_VEC_INIT): New unspec.
11495 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11496 Allow SFmode values to come from Altivec registers.
11497 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11498 on 64-bit systems with direct move.
11499 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11500 vector initializations, to allow V4SImode vector initializations
11501 on 64-bit systems with direct move.
11502 (vsx_splat_v4si): Likewise.
11503 (vsx_splat_v4si_di): Likewise.
11504 (vsx_splat_v4sf): Likewise.
11505 (vsx_splat_v4sf_internal): Likewise.
11506 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11508 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11509 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11510 initializing V8HImode and V16QImode vectors with the same
11512 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11513 optimization if -maltivec=be.
11515 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11517 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11518 attribute for alternatives 3 and 4.
11520 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11522 * selftest.c (selftest::assert_str_contains): New function.
11523 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11524 * selftest.h (selftest::assert_str_contains): New decl.
11525 (ASSERT_STR_CONTAINS): New macro.
11527 2016-08-23 Richard Biener <rguenther@suse.de>
11529 PR tree-optimization/77286
11530 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11532 (vect_transform_loop): Split exit edges of loop and scalar
11533 loop if required and at the appropriate time.
11535 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11537 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11538 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11540 Correct a typo in a comment.
11542 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11544 * config/s390/s390.md ("*andc_split"): New splitter for and with
11547 2016-08-23 Richard Biener <rguenther@suse.de>
11549 PR tree-optimization/27336
11550 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11551 by looking for a non-EH edge.
11552 (process_assert_insertions_for): Likewise.
11554 2016-08-23 Richard Biener <rguenther@suse.de>
11556 PR middle-end/77305
11557 * statistics.c (statistics_counter_event): Robustify against
11560 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11562 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11563 for targets amdfam10 and barcelona.
11565 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11568 (zero_extend<mode>di2): Ditto.
11569 (*zero_extend<mode>si2): Ditto.
11570 (*zero_extendqihi2): Ditto.
11572 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11574 PR middle-end/77269
11575 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11576 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
11578 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
11580 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
11581 identical consecutive elements.
11582 [SSA_NAME]: Print the name's def stmt on its own line. When printing
11583 the node's def stmt, avoid printing an unwanted trailing newline by
11584 replacing the call to print_gimple_stmt() with its inlined body and
11585 adjusting it to not set pp_needs_newline and to call pp_flush()
11586 instead of pp_newline_and_flush().
11588 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11590 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
11591 (float32_type_node, float64_type_node, float32x_type_node)
11592 (float128x_type_node): New macros.
11593 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
11594 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
11595 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
11596 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
11597 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
11598 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
11599 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11600 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11601 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11602 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11603 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11604 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11605 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11606 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11607 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11608 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11609 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11610 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11611 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11613 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11614 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11615 * doc/extend.texi (Other Builtins): Document these built-in
11617 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11620 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11622 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11624 2016-08-22 Richard Biener <rguenther@suse.de>
11626 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11628 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11631 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11632 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11633 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11635 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11637 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11638 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11639 (vrp_visit_switch_stmt): Likewise.
11640 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11641 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11642 (vrp_visit_stmt): Use extract_range_from_stmt.
11643 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11645 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11647 * Makefile.in: Add tree-vrp.h to GTFILES.
11648 * gengtype.c (open_base_files): Add tree-vrp.h.
11649 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11650 * builtins.c: Likewise.
11651 * fold-const.c: Likewise.
11652 * gimple-builder.c: Likewise.
11653 * gimple-laddress.c: Likewise.
11654 * hsa-gen.c: Likewise.
11655 * internal-fn.c: Likewise.
11657 * targhooks.c: Liewise,
11658 * tree-ssa-address.c: Likewise.
11659 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11660 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11661 * tree-vrp.h: New file.
11663 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11665 PR tree-optimization/61839
11666 * tree-vrp.c (two_valued_val_range_p): New.
11667 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11668 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11669 Also Convert VAR BINOP CST where VAR is two-valued to
11670 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11672 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11674 * diagnostic-show-locus.c
11675 (layout::annotation_line_showed_range_p): New method.
11676 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11677 Reimplement case fixit_hint::REPLACE to cover removals, and
11678 replacements where the range of the replacement isn't one
11679 of the ranges in the rich_location.
11680 (test_one_liner_fixit_replace): Likewise.
11681 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11683 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11685 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11687 * diagnostic.c (print_parseable_fixits): Remove case
11688 fixit_hint::REMOVE.
11690 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11693 * config/i386/i386.c (ix86_option_override_internal): Remove
11694 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11695 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11696 Do not try to enable TARGET_PRFCHW ISA flag here.
11697 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11698 Rewrite expander function body.
11699 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11701 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11704 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11705 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11706 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11707 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11708 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11709 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11710 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11711 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11712 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11714 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11716 (struct floatn_type_info): New structure type.
11717 (floatn_nx_types): New variable declaration.
11718 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11719 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11720 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11721 * tree.c (floatn_nx_types): New variable.
11722 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11723 corresponding complex types.
11724 * target.def (floatn_mode): New hook.
11725 * targhooks.c: Include "real.h".
11726 (default_floatn_mode): New function.
11727 * targhooks.h (default_floatn_mode): New prototype.
11728 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11730 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11731 effective-target and dg-add-options keywords.
11732 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11733 Document new effective-target keywords.
11734 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11735 * doc/tm.texi: Regenerate.
11736 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11737 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11738 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11740 * real.h (struct real_format): Add field ieee_bits.
11741 * real.c (ieee_single_format, mips_single_format)
11742 (motorola_single_format, spu_single_format, ieee_double_format)
11743 (mips_double_format, motorola_double_format)
11744 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11745 (ieee_extended_intel_128_format)
11746 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11747 (mips_extended_format, ieee_quad_format, mips_quad_format)
11748 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11749 (decimal_double_format, decimal_quad_format, ieee_half_format)
11750 (arm_half_format, real_internal_format: Initialize ieee_bits
11752 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11753 float128_type_node. Set float80_type_node to float64x_type_node
11754 if appropriate and long_double_type_node not appropriate.
11755 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11756 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11757 Initialize ieee_bits field.
11758 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11759 (rs6000_init_builtins): Set ieee128_float_type_node to
11760 float128_type_node.
11761 (rs6000_floatn_mode): New function.
11763 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11765 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11766 _rdseed64_step): Uglify argument names and/or local variable names
11767 in inline functions.
11768 * config/i386/rtmintrin.h (_xabort): Likewise.
11769 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11770 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11771 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11772 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11773 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11774 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11775 _mm_maskz_ternarylogic_epi32): Likewise.
11776 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11777 __lwpins32, __lwpins64): Likewise.
11778 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11779 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11780 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11781 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11782 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11783 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11784 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11785 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11786 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11787 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11788 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11789 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11790 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11791 _mm256_mask_i64gather_epi32): Likewise.
11792 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11793 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11794 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11795 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11796 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11797 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11798 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11799 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11800 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11801 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11802 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11803 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11804 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11805 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11806 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11807 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11808 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11809 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11811 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11813 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11814 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11816 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11817 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11819 (_rdpkru_u32): Add space after function name.
11821 * config/i386/t-i386 (i386-c.o): Don't depend on
11822 i386-builtin-types.inc.
11823 (i386.o): Depend on i386-builtin-types.inc.
11825 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11828 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11829 Use const_vec_duplicate to check for duplicated elements.
11831 2016-08-19 Richard Biener <rguenther@suse.de>
11833 PR tree-optimization/77290
11834 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11835 Fix flag_tree_parallelize_loops check.
11837 2016-08-19 Richard Biener <rguenther@suse.de>
11839 * match.pd (x | 0 -> x): Add.
11841 2016-08-19 Richard Biener <rguenther@suse.de>
11843 PR tree-optimization/77286
11844 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11845 Deal with virtual PHIs being out-of-order.
11847 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11849 * doc/invoke.texi (fverbose-asm): Note that source code lines
11850 are emitted, and provide an example.
11851 * final.c (asm_show_source): New function.
11852 (final_scan_insn): Call asm_show_source.
11854 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11856 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
11857 param with diagnostic_kind.
11858 (class colorizer): Similarly replace field m_diagnostic with
11860 (colorizer::colorizer): Replace diagnostic
11861 param with diagnostic_kind.
11862 (colorizer::begin_state): Update for above field change.
11863 (layout::layout): Replace diagnostic param with rich_location *
11864 and diagnostic_kind.
11865 (diagnostic_show_locus): Replace diagnostic param with richloc
11866 and diagnostic_kind.
11867 (class selftest::test_diagnostic_context): New class.
11868 (selftest::test_diagnostic_show_locus_unknown_location): New
11870 (selftest::test_one_liner_simple_caret): New function.
11871 (selftest::test_one_liner_caret_and_range): New function.
11872 (selftest::test_one_liner_multiple_carets_and_ranges): New
11874 (selftest::test_one_liner_fixit_remove): New function.
11875 (selftest::test_one_liner_fixit_replace): New function.
11876 (selftest::test_diagnostic_show_locus_one_liner): New function.
11877 (selftest::diagnostic_show_locus_c_tests): Call the new test
11879 * diagnostic.c (diagnostic_initialize): Initialize
11880 colorize_source_p, show_ruler_p and parseable_fixits_p.
11881 (default_diagnostic_finalizer): Update for change to
11882 diagnostic_show_locus.
11883 (diagnostic_append_note): Likewise.
11884 * diagnostic.h (diagnostic_show_locus): Replace
11885 const diagnostic_info * param with location * and diagnostic_t.
11887 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11889 * input.c (saved_line_table): New global.
11890 (class selftest::temp_line_table): Rename to line_table_test and
11891 move declaration to selftest.h, and drop field m_old_line_table.
11892 (selftest::temp_line_table::temp_line_table): Rename ctor to...
11893 (selftest::line_table_test::line_table_test): ...this. Add a
11894 default ctor. Store current value of line_table within
11896 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
11897 (selftest::line_table_test::~line_table_test): ...this, and
11898 restore line_table from the saved_line_table, rather than
11900 (selftest::test_accessing_ordinary_linemaps): Update for above
11902 (selftest::test_lexer): Likewise.
11903 (struct selftest::lexer_test): Likewise.
11904 (selftest::lexer_test::lexer_test): Likewise.
11905 (selftest::input_c_tests): Move the looping over test cases from
11907 (selftest::for_each_line_table_case): New function.
11908 * input.h (saved_line_table): New decl.
11909 * selftest.h (struct selftest::line_table_case): New forward decl.
11910 (class selftest::line_table_test): New class, moved here from
11911 selftest::temp_line_table in input.c, and renamed.
11912 (selftest::for_each_line_table_case): New decl.
11914 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
11917 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
11919 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
11921 PR middle-end/70895
11922 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
11923 enclosing parallel construct for reduction variables on OpenACC loop
11926 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
11928 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
11929 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
11931 (function_to_dwarf_procedure): Update comment.
11933 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11935 * input.c (diagnostics_file_cache_forcibly_evict_file): New
11937 * input.h (diagnostics_file_cache_forcibly_evict_file): New
11939 * selftest.c (selftest::temp_source_file::~temp_source_file):
11940 Evict m_filename from the diagnostic file cache.
11942 2016-08-18 Richard Biener <rguenther@suse.de>
11944 * tree-pass.h (make_pass_materialize_all_clones): Declare.
11945 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
11946 make_pass_materialize_all_clones): New simple IPA pass encapsulating
11947 clone materialization.
11948 * passes.def (all_late_ipa_passes): Start with
11949 pass_materialize_all_clones.
11950 * cgraphunit.c (symbol_table::compile): Remove call to
11951 materialize_all_clones.
11952 * tree-into-ssa.c: Include statistics.h.
11953 (update_ssa): Count number of times we do incremental/rewrite
11956 2016-08-18 Richard Biener <rguenther@suse.de>
11958 PR tree-optimization/77282
11959 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11960 When doing auto-parallelizing also prevent use of PHIs that
11961 carry dependences across loop backedges.
11963 2016-08-18 Tamar Christina <tamar.christina@arm.com>
11964 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11966 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
11968 2016-08-18 Richard Biener <rguenther@suse.de>
11970 * ssa-iterators.h (ssa_vuse_operand): New inline.
11971 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
11972 (predicate_all_scalar_phis): Use remove_phi_node to remove
11973 phi nodes predicated. Delay removing virtual PHIs.
11974 (predicate_mem_writes): Update virtual operands.
11975 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
11976 (tree_if_conversion): Do not rewrite virtual SSA form.
11977 * tree-phinodes.c (release_phi_node): Make static.
11978 * tree-phinodes.h (release_phi_node): Remove.
11980 2016-08-18 Jakub Jelinek <jakub@redhat.com>
11982 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
11983 codes that appear in bdesc_* arrays, instead include i386-builtin.def
11984 twice to define those.
11985 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
11986 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
11987 bdesc_multi_arg): Define by including i386-builtin.def the third time.
11988 * config/i386/i386-builtin.def: New file.
11990 2016-08-17 David Malcolm <dmalcolm@redhat.com>
11992 * input.c (get_source_range_for_char): Rename to...
11993 (selftest::get_source_range_for_char): ...this, and move within
11994 the #if CHECKING_P guard.
11995 (get_num_source_ranges_for_substring): Rename to...
11996 (selftest::get_num_source_ranges_for_substring): ...this, move
11997 within the #if CHECKING_P guard, and make static.
11998 (selftest::assert_num_substring_ranges): Initialize
12001 2016-08-18 Alan Modra <amodra@gmail.com>
12003 PR rtl-optimization/72771
12004 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12005 when find_reloads_toplev returns address_reloaded==-1.
12006 (alternative_allows_const_pool_ref): Update comment.
12008 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12010 PR tree-optimization/71752
12011 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12012 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12014 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12016 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12017 instead of testing ECF_NORETURN bit in gimple_call_flags.
12018 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12019 * predict.c (tree_bb_level_predictions): Likewise.
12020 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12022 PR middle-end/77259
12023 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12024 turning a call into __builtin_unreachable-like noreturn call, adjust
12025 gimple_call_set_fntype.
12026 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12027 gimple_call_fntype has void return type.
12029 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12031 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12032 maybe_lookup_decl, to handle nested acc loop directives.
12034 2016-08-17 Richard Biener <rguenther@suse.de>
12036 PR tree-optimization/76490
12037 * tree-vrp.c (update_value_range): Preserve overflow infinities
12038 when intersecting with ranges from get_range_info.
12039 (operand_less_p): Handle overflow infinities correctly.
12040 (value_range_constant_singleton): Use vrp_operand_equal_p
12041 to handle overflow max/min correctly.
12042 (vrp_valueize): Likewise.
12043 (union_ranges): Likewise.
12044 (intersect_ranges): Likewise.
12045 (vrp_visit_phi_node): Improve iteration limitation to only
12046 apply when we'll possibly re-visit the PHI via a changed argument
12049 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12051 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12052 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12053 rather than those that should not be built.
12055 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12058 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12060 2016-08-17 Richard Biener <rguenther@suse.de>
12062 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12063 (verify_vssa): New function verifying virtual SSA form.
12064 (verify_ssa): Call it.
12065 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12066 Do not apply loop-closed SSA handling to virtuals.
12067 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12068 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12069 when rewriting their symbol.
12070 (prepare_def_site_for): Likewise.
12071 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12072 operands of moved stmts.
12074 2016-08-17 Richard Biener <rguenther@suse.de>
12076 PR tree-optimization/23855
12077 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12078 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12079 find guards to hoist. Do not update SSA form but rewrite virtuals
12080 into loop closed SSA.
12081 (find_loop_guard): Adjust to skip already hoisted guards. Do
12082 not mark virtuals for renaming or update SSA form.
12084 2016-08-17 Martin Liska <mliska@suse.cz>
12086 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12087 a LONG_LONG_TYPE_SIZE comparison.
12088 * gcov-io.h: Remove macro definitions.
12089 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12090 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12093 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12095 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12096 that builtins not mentioned in bdesc_* arrays come first, then
12097 the ones mentioned in bdesc_* arrays in the order they appear in
12098 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12099 IX86_BUILTIN__BDESC_*_LAST enumerator.
12100 (bdesc_mpx): Fix up a comment typo.
12101 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12102 __builtin_ia32_vpcomneu[bwdq] builtins.
12103 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12104 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12105 enum ix86_builtins ordering.
12106 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12107 for direct bdesc_* array member access instead of searching all the
12108 arrays until an fcode match is found.
12110 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12112 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12113 pattern as define_insn_and_split. Split insn before reload to
12115 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12116 <shift_insn><mode>3_1.
12117 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12118 <rotate_insn><mode>3_1.
12120 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12123 * input.c (get_source_range_for_substring): Rename to...
12124 (get_source_location_for_substring): ...this, adding param
12125 "caret_idx", and converting output param from source_range * to
12127 (get_source_range_for_char): New function.
12128 (get_num_source_ranges_for_substring): Update comment to reflect
12130 (assert_char_at_range): Update to use get_source_range_for_char
12131 rather than get_source_range_for_substring.
12132 (test_lexer_string_locations_concatenation_2): Likewise.
12133 * substring-locations.h (get_source_range_for_substring): Rename
12135 (get_source_location_for_substring): ...this, and adding param
12136 "caret_idx", and converting output param from source_range * to
12139 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12141 * input.c (class selftest::temp_source_file): Move to
12143 (selftest::temp_source_file::temp_source_file): Move to
12145 (selftest::temp_source_file::~temp_source_file): Likewise.
12146 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12148 (selftest::temp_source_file::~temp_source_file): Likewise.
12149 * selftest.h (class selftest::temp_source_file): Move here from
12152 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12155 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12156 inlining, add cgraph edge for the added __builtin_unreachable call.
12158 PR middle-end/67485
12159 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12160 only cast it to SHWI for the final comparison.
12162 2016-08-16 Martin Liska <mliska@suse.cz>
12164 PR gcov-profile/36412
12165 * doc/gcov.texi: Document --hash-filenames(-x).
12166 * gcov.c (print_usage): Add the option.
12167 (process_args): Process the option, sort options alphabetically.
12168 (md5sum_to_hex): New function.
12169 (make_gcov_file_name): Do the md5sum and append it to a
12172 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12174 PR tree-optimization/69848
12175 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12176 and swtich operands to avoid additional NOT instruction.
12177 (vcond<v_cmp_mixed><mode>): Ditto.
12178 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12180 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12182 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12184 2016-08-16 Richard Biener <rguenther@suse.de>
12186 PR tree-optimization/76783
12187 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12188 BB visited flags at start.
12190 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12192 PR tree-optimization/72817
12193 PR tree-optimization/73450
12194 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12195 multiple_of_p for adjusted IV.base.
12197 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12200 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12201 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12202 for !flag_finite_math_only or flag_signed_zeros.
12203 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12204 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12205 depend on flag_finite_math_only.
12206 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12208 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12209 (*ieee_smin<mode>3): Ditto.
12210 (*ieee_smax<mode>3): Ditto.
12211 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12212 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12214 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12215 depend on flag_finite_math_only.
12216 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12217 (*mmx_<code>v2sf3): Remove.
12218 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12219 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12220 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12222 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12224 PR rtl-optimization/73650
12225 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12226 it is not a simple move.
12228 2016-08-15 Martin Liska <mliska@suse.cz>
12231 * gcc.c (do_spec_1): Call save_string with the right size.
12232 (save_string): Do an assert about string we copy.
12234 2016-08-15 Richard Biener <rguenther@suse.de>
12236 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12237 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12239 (pass_data_stv): Likewise.
12241 2016-08-15 Richard Biener <rguenther@suse.de>
12243 PR tree-optimization/73434
12244 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12245 TBAA info on the base when forwarding a non-invariant address.
12247 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12249 * dwarf2out.c (struct checksum_attributes): Add
12250 at_string_length_bit_size and at_string_length_byte_size fields.
12251 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12252 and DW_AT_string_length_byte_size.
12253 (die_checksum_ordered): Handle at_string_length_bit_size and
12254 at_string_length_byte_size.
12255 (gen_array_type_die): For dwarf_version >= 5 emit
12256 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12257 (adjust_string_types): For dwarf_version >= 5 remove
12258 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12259 (resolve_addr): Likewise.
12262 * dwarf2out.c (string_types): New variable.
12263 (gen_array_type_die): Change early_dwarf handling of
12264 DW_AT_string_length, create DW_OP_call4 referencing the
12265 length var temporarily. Handle parameters that are pointers
12267 (adjust_string_types): New function.
12268 (gen_subprogram_die): Temporarily set string_types to local var,
12269 call adjust_string_types if needed.
12270 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12272 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12274 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12276 * doc/install.texi (*-*-solaris2*): Fix version number and document
12277 requirement on GNU make for building libjava with the Solaris linker.
12279 2016-08-15 Martin Liska <mliska@suse.cz>
12280 Jakub Jelinek <jakub@redhat.com>
12282 PR tree-optimization/72824
12283 * tree-loop-distribution.c (const_with_all_bytes_same)
12284 <case VECTOR_CST>: Fix a typo.
12286 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12289 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12290 Renamed from _mm512_undefined_si512.
12291 (_mm_undefined_si512): New definition.
12293 2016-08-13 Richard Biener <rguenther@suse.de>
12295 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12296 into PHIs and update the lattice for its def.
12298 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12301 * ubsan.c (instrument_si_overflow): Pass true instead of false
12303 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12304 of bbs. Return TODO_cleanup_cfg if any returned true.
12306 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12308 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12309 ISA 3.0 MTVSRDD instruction.
12310 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12313 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12315 PR tree-optimization/71083
12316 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12317 bitfield access when possible.
12319 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12321 PR middle-end/71654
12322 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12323 sign-changing cast from a shorter unsigned type to a wider
12326 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12328 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12329 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12330 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12332 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12334 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12335 Correct costs for vec_construct.
12337 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12339 PR tree-optimization/69848
12340 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12341 type CONST_COND_REDUCTION.
12342 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12343 reudction type CONST_COND_REDUCTION.
12345 2016-08-12 Richard Biener <rguenther@suse.de>
12347 PR tree-optimization/57326
12348 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12349 returning an SSA name.
12350 (phi_translate_1): When fully_constant_expression returns a NAME
12351 make sure we have a leader for it.
12353 2016-08-12 Martin Liska <mliska@suse.cz>
12354 Adam Fineman <afineman@afineman.com>
12356 * gcov.c (process_file): Create .gcov file when .gcda
12359 2016-08-12 Marek Polacek <polacek@redhat.com>
12362 * alias.c (find_base_value): Adjust fall through comment.
12363 * cfgexpand.c (expand_debug_expr): Likewise.
12364 * combine.c (find_split_point): Likewise.
12365 (expand_compound_operation): Likewise. Add FALLTHRU.
12366 (make_compound_operation): Adjust fall through comment.
12367 (canon_reg_for_combine): Add FALLTHRU.
12368 (force_to_mode): Adjust fall through comment.
12369 (simplify_shift_const_1): Likewise.
12370 (simplify_comparison): Likewise.
12371 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12373 * config/aarch64/predicates.md: Likewise.
12374 * config/i386/i386.c (function_arg_advance_32): Likewise.
12375 (ix86_gimplify_va_arg): Likewise.
12376 (print_reg): Likewise.
12377 (ix86_print_operand): Likewise.
12378 (ix86_build_const_vector): Likewise.
12379 (ix86_expand_branch): Likewise.
12380 (ix86_sched_init_global): Adjust fall through comment.
12381 (ix86_expand_args_builtin): Add FALLTHRU.
12382 (ix86_expand_builtin): Likewise.
12383 (ix86_expand_vector_init_one_var): Likewise.
12384 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12385 (rs6000_adjust_cost): Likewise.
12386 (insn_must_be_first_in_group): Likewise.
12387 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12388 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12389 * df-scan.c (df_uses_record): Likewise.
12390 * dojump.c (do_jump): Add FALLTHRU.
12391 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12393 (resolve_args_picking_1): Adjust fall through comment.
12394 (loc_list_from_tree_1): Likewise.
12395 * expmed.c (make_tree): Likewise.
12396 * expr.c (expand_expr_real_2): Add FALLTHRU.
12397 (expand_expr_real_1): Likewise. Adjust fall through comment.
12398 * fold-const.c (const_binop): Adjust fall through comment.
12399 (fold_truth_not_expr): Likewise.
12400 (fold_cond_expr_with_comparison): Add FALLTHRU.
12401 (fold_binary_loc): Likewise.
12402 (contains_label_1): Adjust fall through comment.
12403 (multiple_of_p): Likewise.
12404 * gcov-tool.c (process_args): Add FALLTHRU.
12405 * genattrtab.c (check_attr_test): Likewise.
12406 (write_test_expr): Likewise.
12407 * genconfig.c (walk_insn_part): Likewise.
12408 * genpreds.c (validate_exp): Adjust fall through comment.
12409 (needs_variable): Likewise.
12410 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12411 (subst_dup): Likewise.
12412 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12413 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12414 (gimplify_scan_omp_clauses): Add FALLTHRU.
12415 (goa_stabilize_expr): Likewise.
12416 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12418 * hsa-gen.c (get_address_from_value): Likewise.
12419 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12420 * ira.c (ira_setup_alts): Add FALLTHRU.
12421 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12423 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12424 * opts.c (common_handle_option): Likewise.
12425 * read-rtl.c (read_rtx_code): Likewise.
12426 * real.c (round_for_format): Likewise.
12427 * recog.c (asm_operand_ok): Likewise.
12428 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12429 * reload1.c (set_label_offsets): Likewise.
12430 (eliminate_regs_1): Likewise.
12431 (reload_reg_reaches_end_p): Likewise.
12432 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12433 (rtx_cost): Likewise.
12434 * sched-rgn.c (is_exception_free): Likewise.
12435 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12436 * stor-layout.c (int_mode_for_mode): Likewise.
12437 * toplev.c (print_to_asm_out_file): Likewise.
12438 (print_to_stderr): Likewise.
12439 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12440 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12441 (chrec_fold_multiply): Likewise.
12442 (evolution_function_is_invariant_rec_p): Likewise.
12443 (for_each_scev_op): Likewise.
12444 * tree-data-ref.c (siv_subscript_p): Likewise.
12445 (get_references_in_stmt): Likewise.
12446 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12447 (substitute_in_expr): Likewise.
12448 (type_cache_hasher::equal): Likewise.
12449 (walk_type_fields): Likewise.
12450 * var-tracking.c (adjust_mems): Add FALLTHRU.
12451 (set_dv_changed): Adjust fall through comment.
12452 * varasm.c (default_function_section): Add FALLTHRU.
12454 2016-08-12 Marek Polacek <polacek@redhat.com>
12457 * tree-complex.c (expand_complex_division): Add missing break.
12459 2016-08-12 Richard Biener <rguenther@suse.de>
12461 * passes.c (execute_todo): Do not push/pop TV_TODO.
12462 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12463 (execute_one_pass): Likewise.
12464 * common.opt (ftime-report-details): New switch.
12465 * doc/invoke.texi (ftime-report-details): Document.
12466 * timevar.h (timer::print_row): Adjust signature.
12467 (timer::all_zero): New static helper.
12468 (timer::child_map_t): New typedef.
12469 (timer::time_var_def): Add children field.
12470 * timevar.c (timer::named_items::print): Adjust.
12471 (timer::~timer): Free timevar recorded children.
12472 (timer::pop_internal): When -ftime-report-details record
12473 time spent in sub-timevars.
12474 (timer::print_row): Adjust.
12475 (timer::print): Print sub-timevar stats, use all_zero.
12476 * timevar.def (TV_TODO): Remove.
12478 2016-08-12 Richard Biener <rguenther@suse.de>
12480 PR tree-optimization/72851
12481 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12482 worklists to use bitmaps indexed in execution order.
12483 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12484 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12485 (cfg_blocks): Make a bitmap.
12486 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12488 (cfg_blocks_empty_p): Adjust.
12489 (cfg_blocks_add): Likewise.
12490 (cfg_blocks_get): Likewise.
12491 (add_ssa_edge): Likewise.
12492 (add_control_edge): Likewise.
12493 (simulate_stmt): Likewise.
12494 (process_ssa_edge_worklist): Likewise.
12495 (simulate_block): Likewise.
12496 (ssa_prop_init): Compute PRE order and stmt UIDs.
12497 (ssa_prop_fini): Adjust.
12498 (ssa_propagate): Adjust.
12500 2016-08-12 Richard Biener <rguenther@suse.de>
12502 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12503 the currently executable edges have fixed ranges. Always
12504 go through update_value_range.
12506 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12510 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12511 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12512 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12513 (LANG_HOOKS_DECLS): Add it.
12514 * langhooks.h (struct lang_hooks_for_decls): Add
12515 function_decl_defaulted. Const_tree-ify
12516 function_decl_explicit_p and function_decl_deleted_p.
12517 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12518 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12519 also at strict DWARF v5.
12522 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12523 TYPE_QUAL_CONST in reference-typed decls.
12526 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12527 in DW_OP_pieces, just enough to handle pointers to member
12529 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12530 expression on DWARFv5 if a constant value doesn't work.
12532 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12534 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12535 * selftest.c (selftest::test_assertions): New function.
12536 (selftest::selftest_c_tests): New function.
12537 * selftest.h (selftest::selftest_c_tests): New declaration.
12539 2016-08-11 Richard Biener <rguenther@suse.de>
12540 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12542 PR rtl-optimization/72855
12543 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12545 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12548 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12549 (vsx_store_<mode>): Likewise.
12551 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12553 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12554 TImode CONST_WIDE_INT store.
12555 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12557 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12559 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12560 mode if unaligned SSE load and store are optimal.
12562 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12564 PR tree-optimization/71083
12565 * tree-predcom.c (ref_at_iteration): Correctly align the
12568 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12570 * config/s390/s390-builtin-types.def: Add INT128 types.
12571 * config/s390/s390-builtins.def: Add INT128 variants for the add
12572 sub low-level builtins dealing with TImode.
12573 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12574 via subreg when expanding a builtin.
12575 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12576 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
12578 * config/s390/vecintrin.h: Adjust builtin names accordingly.
12579 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
12580 ("vec_addc<mode>", "vec_addc_u128"): Merge to
12581 "vacc<bhfgq>_<mode>".
12582 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
12583 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
12584 ("vec_subc<mode>", "vec_subc_u128"): Merge to
12585 "vscbi<bhfgq>_<mode>".
12586 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
12587 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
12589 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12591 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
12593 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12595 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
12596 unused declaration.
12597 (vcond<v_cmp_mixed><mode>): Ditto.
12598 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12600 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12602 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12603 variable explicitly, also assert on it before use.
12605 2016-08-11 Richard Biener <rguenther@suse.de>
12607 PR tree-optimization/72772
12608 * cfgloopmanip.c (create_preheader): Use split_edge if there
12609 is a single loop entry, avoiding degenerate PHIs.
12611 2016-08-11 Richard Biener <rguenther@suse.de>
12613 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12614 unconditional TODO_cleanup_cfg.
12615 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12616 cleanup only if we threaded a jump.
12618 2016-08-11 Alan Modra <amodra@gmail.com>
12621 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12622 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12623 slow. Emit two reloads for slow mem case, first loading in
12624 fast innermode, then converting to required mode.
12626 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12628 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12629 (vec_extract_sig): New macro.
12630 (vec_insert_exp): New macro.
12631 (vec_test_data_class): New macro.
12632 (scalar_extract_exp): New macro.
12633 (scalar_extract_sig): New macro.
12634 (scalar_insert_exp): New macro.
12635 (scalar_test_data_class): New macro.
12636 (scalar_test_neg): New macro.
12637 (scalar_cmp_exp_gt): New macro.
12638 (scalar_cmp_exp_lt): New macro.
12639 (scalar_cmp_exp_eq): New macro.
12640 (scalar_cmp_exp_unordered): New macro.
12641 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12642 to enforce constraint that operand is a 7-bit unsigned literal.
12643 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12644 for power9 built-ins.
12645 (BU_P9V_VSX_2): Likewise.
12646 (BU_P9V_64BIT_VSX_2): Likewise.
12647 (VSEEDP): Add scalar extract exponent support.
12648 (VSEESP): Add scalar extract signature support.
12649 (VSTDCNDP): Add scalar test negative support.
12650 (VSTDCNSP): Likewise.
12651 (VSIEDP): Add scalar insert exponent support.
12652 (VSCEDPGT): Add scalar compare exponent greater than support.
12653 (VSCEDPLT): Add scalar compare exponent less than support.
12654 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12655 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12656 (VSTDCDP): Add scalar test data class support.
12657 (VSTDCSP): Likewise.
12658 (VSEEDP): Add overload support for scalar extract exponent
12660 (VSESDP): Add overload support for scalar extract signature
12662 (VSTDCN): Add overload support for scalar test negative
12664 (VSTDCNDP): Add overload support for scalar test negative
12666 (VSTDCNSP): Add overload support for scalar test negative
12668 (VSIEDP): Add overload support for scalar insert exponent
12670 (VSTDC): Add overload support for scalar test data class
12672 (VSTDCDP): Add overload support for scalar test data class
12674 (VSTDCSP): Add overload support for scalar test data class
12676 (VSCEDPGT): Add overload support for scalar compare exponent
12677 greater than operation.
12678 (VSCEDPLT): Add overload support for scalar compare exponent
12679 less than operation.
12680 (VSCEDPEQ): Add overload support for scalar compare exponent
12681 test-for-equality operation.
12682 (VSCEDPUO): Add overload support for scalar compare exponent
12683 test-for-unordered operation.
12684 (VEEDP): Add vector extract exponent support.
12686 (VESDP): Add vector extract significand support.
12688 (VIEDP): Add vector insert exponent support.
12690 (VTDCDP): Add vector test data class support.
12691 (VTDCSP): Likewise.
12692 (VES): Add overload support for vector extract significand operation.
12695 (VEE): Add overload support for vector extract exponent operation.
12698 (VTDC): Add overload support for vector test data class operation.
12699 (VTDCDP): Likewise.
12700 (VTDCSP): Likewise.
12701 (VIE): Add overload support for vector insert exponent operation.
12704 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12705 overloaded binary floating point functions.
12706 (altivec_resolve_overloaded_builtin): Improve error messages to
12707 distinguish between functions not supported in the current
12708 compiler configuration and functions that were invoked with an
12709 invalid parameter combination, and include the built-in function
12710 name in both error messages.
12711 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12713 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12715 (rs6000_expand_binop_builtin): Add check to enforce that argument
12716 2 of the test data class operations is a 7-bit unsigned literal.
12717 (rs6000_invalid_builtin): Add code to issue an error message if a
12718 built-in function that requires the power9_vector and -m32
12719 command-line options is compiled without these options.
12720 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12721 (UNSPEC_VSX_SXSIGDP): New value.
12722 (UNSPEC_VSX_SXSIGPDP): New value.
12723 (UNSPEC_VSX_SIEXPDP): New value.
12724 (UNSPEC_VSX_SCMPEXPDP): New value.
12725 (UNSPEC_VSX_STSTDC): New value.
12726 (UNSPEC_VSX_VXEXP): New value.
12727 (UNSPEC_VSX_VXSIG): New value.
12728 (UNSPEC_VSX_VIEXP): New value.
12729 (UNSPEC_VSX_VTSTDC): New value.
12730 (xsxexpdp): New insn for scalar extract exponent.
12731 (xsxsigdp): New insn for scalar extract significand.
12732 (xsiexpdp): New insn for scalar insert exponent.
12733 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12734 (*xscmpexpdp): New insn for scalar compare exponents.
12735 (xststdc<Fvsx): New expansion for both single- and
12736 double-precision scalar test data class operations.
12737 (xststdcneg<Fvsx>): New expansion for both single- and
12738 double-precision scalar test for negative value operations.
12739 (*xststdc<Fvsx>): New insn for scalar test data class
12741 (xvxexp<VSs>): New insn for single- and double-precision
12742 vector extract exponent operation.
12743 (xvxsig<VSs>): New insn for single- and double-precision
12744 vector extract significand operation.
12745 (xviexp<VSs>): New insn for single- and double-precision
12746 vector insert exponent operation.
12747 (xvtstdc<VSs>): New insn for single- and double-precision
12748 vector test data class operation.
12749 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12750 built-in functions to represent the Power9 binary floating-point
12751 support instructions.
12753 2016-08-10 bin cheng <bin.cheng@arm.com>
12755 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12757 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12758 Renlin Li <renlin.li@arm.com>
12759 Bin Cheng <bin.cheng@arm.com>
12761 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12762 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12763 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12764 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12765 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12766 (vcond<v_cmp_result><mode>): Ditto.
12767 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12768 (vcondu<mode><mode>): Ditto.
12769 (vcond<v_cmp_mixed><mode>): New pattern.
12770 (vcondu<mode><v_cmp_mixed>): New pattern.
12771 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12772 of aarch64_vcond_internal.
12774 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12775 Renlin Li <renlin.li@arm.com>
12776 Bin Cheng <bin.cheng@arm.com>
12778 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12779 (vec_cmp<mode><v_cmp_result>): New pattern.
12780 (vec_cmpu<mode><mode>): New pattern.
12781 (vcond_mask_<mode><v_cmp_result>): New pattern.
12783 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12785 PR tree-optimization/71734
12786 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12787 REF_LOOP, invoke ref_indep_loop_p_1.
12788 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12789 to ref_indep_loop_p.
12790 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12791 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12792 is inside LOOP, do not cache dpendence value for loops with
12794 (ref_indep_loop_p_2): Delete function.
12795 (can_sm_ref_p): Pass LOOP as additional argument to
12798 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12801 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12802 being an offsettable address.
12804 2016-08-10 Martin Liska <mliska@suse.cz>
12806 PR gcov-profile/58306
12807 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12808 atomic variants of profile update functions.
12810 2016-08-10 Martin Liska <mliska@suse.cz>
12812 Cherry picked (and modified) from google-4_7 branch
12813 2012-12-26 Rong Xu <xur@google.com>
12814 * common.opt (fprofile-update): Add new flag.
12815 * coretypes.h: Define enum profile_update.
12816 * doc/invoke.texi: Document -fprofile-update.
12817 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12818 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12819 * tree-profile.c (gimple_init_edge_profiler): Generate
12820 also atomic profiler update.
12821 (gimple_gen_edge_profiler): Likewise.
12823 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12825 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12826 stack_usage_file to NULL after fclose calls.
12828 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12831 * reload.c (push_reload): Compute subreg_in_class for
12832 subregs of constants and plus expressions. Remove special
12833 handling of SYMBOL_REFs.
12835 2016-08-10 Alan Modra <amodra@gmail.com>
12838 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12839 SImode for TARGET_E500_DOUBLE when given SImode.
12841 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
12843 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
12844 unused variable __O.
12846 2016-08-09 Martin Liska <mliska@suse.cz>
12848 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
12849 _gcov_reset to __gcov_reset.
12850 * doc/gcov-tool.texi: Fix typo.
12852 2016-08-09 Martin Liska <mliska@suse.cz>
12854 * value-prof.c (gimple_divmod_values_to_profile): Do not
12855 instrument MOD histogram if a value is not a SSA name.
12857 2016-08-09 Martin Liska <mliska@suse.cz>
12859 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
12862 2016-08-09 Renlin Li <renlin.li@arm.com>
12864 PR middle-end/64971
12865 * calls.c (prepare_call_address): Convert funexp to Pmode when
12867 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
12868 (sibcall_value): Likewise.
12870 2016-08-09 Marek Polacek <polacek@redhat.com>
12873 * cselib.c (cselib_expand_value_rtx_1): Add return.
12874 * gengtype.c (dbgprint_count_type_at): Likewise.
12875 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
12876 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
12878 2016-08-09 Martin Jambor <mjambor@suse.cz>
12881 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
12882 if instance is a MEM_REF.
12884 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
12887 * config/i386/i386.md (*movtf_internal): Use
12888 lra_in_progress || reload_completed instead of !can_create_pseudo_p
12889 in the insn constraint.
12890 (*movxf_internal): Ditto.
12891 (*movdf_internal): Ditto.
12892 (*movsf_internal): Ditto.
12894 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12896 PR tree-optimization/72772
12897 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
12900 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12902 PR tree-optimization/72772
12903 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
12905 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
12906 parameter STOP and update calls. Move expand_simple_operations
12907 function call from here...
12908 (simplify_using_initial_conditions): ...to here. Delete parameter
12910 (tree_simplify_using_condition): Delete parameter STOP.
12911 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
12912 simplify_using_initial_conditions.
12914 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
12917 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
12918 Use create_tmp_var_raw instead of create_tmp_var.
12920 2016-08-09 Richard Biener <rguenther@suse.de>
12922 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
12923 Treat same SSA names related.
12925 2016-08-09 Jakub Jelinek <jakub@redhat.com>
12927 PR tree-optimization/72824
12928 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
12929 real_zerop is not negative.
12931 2016-08-09 Richard Biener <rguenther@suse.de>
12933 PR tree-optimization/71802
12934 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
12935 all merge opportunities with the predecessor.
12937 2016-08-09 Richard Biener <rguenther@suse.de>
12940 * ipa-prop.c (ipa_modify_formal_parameters): Build
12941 parameter types with natural alignment also for the
12944 2016-08-08 Andi Kleen <ak@linux.intel.com>
12946 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
12948 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12951 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
12952 do-nothing langhook.
12953 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
12954 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
12955 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
12956 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
12958 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12961 * input.c: Ensure that HAVE_ICONV is defined.
12963 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12965 PR middle-end/72781
12966 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
12967 private vars for lastprivate and for linear iterator.
12969 PR middle-end/68762
12970 * omp-simd-clone.c: Include varasm.h.
12971 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
12972 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
12973 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
12974 update function name.
12976 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12978 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
12979 (avr_diagnose_devicespecs_error): Remove.
12980 (avr_devicespecs_file): Remove composing absolute path for specfile
12981 and its verbose info. Remove conditions to check specs-file,
12983 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12985 PR rtl-optimization/72821
12986 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
12987 just return false for them.
12989 2016-08-08 Alan Modra <amodra@gmail.com>
12992 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
12993 toc refs created during reload. Update function comment.
12995 2016-08-08 Alan Modra <amodra@gmail.com>
12998 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
12999 alternatives. Put loads first, then stores, and reg/reg moves
13000 within same class later. Delete attr length.
13002 2016-08-08 Alan Modra <amodra@gmail.com>
13005 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13006 (mem_operand_ds_form): New predicate.
13007 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13008 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13009 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13010 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13011 (extendsfdf2_fpr): Replace o constraint with wY.
13013 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13015 * tree-ssa-threadbackward.c: Include tree-inline.h
13016 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13017 size of copied block; for cold paths reduce duplication.
13018 (find_jump_threads_backwards): Remove redundant tests.
13019 (pass_thread_jumps::gate): Enable for -Os.
13021 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13024 * stor-layout.c (layout_decl): Fix up formatting.
13025 (relayout_decl): Allow DECL to be FIELD_DECL.
13027 2016-08-07 Alan Modra <amodra@gmail.com>
13029 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13031 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13033 * data-streamer-in.c (streamer_read_wide_int): New.
13034 (streamer_read_widest_int): Renamed function.
13035 * data-streamer-out.c (streamer_write_wide_int): New
13036 (streamer_write_widest_int): Renamed function.
13037 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13039 (input_cfg): Call renamed function.
13040 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13042 (output_cfg): Call renamed function.
13043 * data-streamer.h: Add declarations.
13045 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13047 * tree-ssa-ccp.c (extend_mask): New param sgn.
13048 Remove ORing with wi::mask.
13049 (get_default_value): Adjust call to extend_mask to pass sign.
13050 (evaluate_stmt): Likewise.
13052 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13054 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13057 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13059 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13060 transform if operand's type is pointer to function or method.
13062 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13064 PR tree-optimization/18046
13065 * tree-ssa-threadedge.c: Include cfganal.h.
13066 (simplify_control_statement_condition): If simplifying a
13067 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13068 with the dominating ASSERT_EXPR before handing it off to VRP.
13069 Mention that a CASE_LABEL_EXPR may be returned.
13070 (thread_around_empty_blocks): Adjust to handle
13071 simplify_control_statement_condition() returning a
13073 (thread_through_normal_block): Likewise.
13074 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13075 a switch statement by trying to determine which case label
13078 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13080 PR rtl-optimization/69847
13081 * lra-constraints.c (process_invariant_for_inheritance): Save
13082 pattern instead of src.
13083 (remove_inheritance_pseudos): Use the pattern. Add assert.
13085 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13087 * input.c (string_concat::string_concat): New constructor.
13088 (string_concat_db::string_concat_db): New constructor.
13089 (string_concat_db::record_string_concatenation): New method.
13090 (string_concat_db::get_string_concatenation): New method.
13091 (string_concat_db::get_key_loc): New method.
13092 (class auto_cpp_string_vec): New class.
13093 (get_substring_ranges_for_loc): New function.
13094 (get_source_range_for_substring): New function.
13095 (get_num_source_ranges_for_substring): New function.
13096 (class selftest::lexer_test_options): New class.
13097 (struct selftest::lexer_test): New struct.
13098 (class selftest::ebcdic_execution_charset): New class.
13099 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13100 (selftest::lexer_test::lexer_test): New constructor.
13101 (selftest::lexer_test::~lexer_test): New destructor.
13102 (selftest::lexer_test::get_token): New method.
13103 (selftest::assert_char_at_range): New function.
13104 (ASSERT_CHAR_AT_RANGE): New macro.
13105 (selftest::assert_num_substring_ranges): New function.
13106 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13107 (selftest::assert_has_no_substring_ranges): New function.
13108 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13109 (selftest::test_lexer_string_locations_simple): New function.
13110 (selftest::test_lexer_string_locations_ebcdic): New function.
13111 (selftest::test_lexer_string_locations_hex): New function.
13112 (selftest::test_lexer_string_locations_oct): New function.
13113 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13114 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13115 (selftest::test_lexer_string_locations_ucn4): New function.
13116 (selftest::test_lexer_string_locations_ucn8): New function.
13117 (selftest::uint32_from_big_endian): New function.
13118 (selftest::test_lexer_string_locations_wide_string): New function.
13119 (selftest::uint16_from_big_endian): New function.
13120 (selftest::test_lexer_string_locations_string16): New function.
13121 (selftest::test_lexer_string_locations_string32): New function.
13122 (selftest::test_lexer_string_locations_u8): New function.
13123 (selftest::test_lexer_string_locations_utf8_source): New function.
13124 (selftest::test_lexer_string_locations_concatenation_1): New
13126 (selftest::test_lexer_string_locations_concatenation_2): New
13128 (selftest::test_lexer_string_locations_concatenation_3): New
13130 (selftest::test_lexer_string_locations_macro): New function.
13131 (selftest::test_lexer_string_locations_stringified_macro_argument):
13133 (selftest::test_lexer_string_locations_non_string): New function.
13134 (selftest::test_lexer_string_locations_long_line): New function.
13135 (selftest::test_lexer_char_constants): New function.
13136 (selftest::input_c_tests): Call the new test functions once per
13137 case within the line_table test matrix.
13138 * input.h (struct string_concat): New struct.
13139 (struct location_hash): New struct.
13140 (class string_concat_db): New class.
13141 * substring-locations.h: New header.
13143 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13145 PR tree-optimization/72810
13146 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13147 the type of the case labels when truncating.
13149 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13152 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13153 (aarch64_fp16_ptr_type_node): Likewise.
13154 * config/aarch64/aarch64-simd-builtins.c
13155 (aarch64_fp16_ptr_type_node): Define.
13156 (aarch64_init_fp16_types): New, refactored out of...
13157 (aarch64_init_builtins): ...here, update to call
13158 aarch64_init_fp16_types.
13159 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13161 (aapcs_vfp_sub_candidate): Likewise.
13163 2016-08-05 Martin Liska <mliska@suse.cz>
13164 Joshua Cranmer <Pidgeot18@gmail.com>
13166 * gcov.c (line_t::has_block): New function.
13167 (enum loop_type): New enum.
13168 (handle_cycle): New function.
13169 (unblock): Likewise.
13170 (circuit): Likewise.
13171 (get_cycles_count): Likewise.
13172 (accumulate_line_counts): Use new loop detection algorithm.
13174 2016-08-05 Martin Liska <mliska@suse.cz>
13176 * gcov.c (output_intermediate_file): Rename
13177 function_info::line_next to next_file_fn.
13178 (process_file): Likewise.
13179 (read_graph_file): Likewise.
13180 (accumulate_line_counts): Likewise.
13181 (output_lines): Likewise.
13183 2016-08-05 Richard Biener <rguenther@suse.de>
13185 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13186 restriction on threading to a loop header.
13188 2016-08-05 Richard Biener <rguenther@suse.de>
13190 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13191 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13192 adjust loop info accordingly.
13194 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13196 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13197 before folding call to __builtin_constant_p with parameters to false.
13199 2016-08-05 Alan Modra <amodra@gmail.com>
13201 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13202 code accidentally committed 2016-05-02 providing class when given
13205 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13207 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13208 the case label ranges that partially overlap with OP's value
13211 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13214 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13215 Cast builtin function result to __mmask16 instead of __mmask8.
13216 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13217 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13218 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13220 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13222 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13223 (ASSERT_TRUE_AT): New macro.
13224 (ASSERT_FALSE): Reimplement in terms of...
13225 (ASSERT_FALSE_AT): New macro.
13226 (ASSERT_STREQ_AT): Fix typo in comment.
13228 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13230 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13231 labels are exhaustive, designate the label with the widest
13232 range to be the default label.
13234 2016-08-04 Andrew Pinski <apinski@cavium.com>
13236 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13237 (thunderx_tunings): Use thunderx_vector_cost instead of
13238 generic_vector_cost.
13240 2016-08-04 Martin Liska <mliska@suse.cz>
13242 * gcov.c (main): Fix GNU coding style.
13243 (output_intermediate_file): Likewise.
13244 (process_file): Likewise.
13245 (generate_results): Likewise.
13246 (release_structures): Likewise.
13247 (create_file_names): Likewise.
13248 (find_source): Likewise.
13249 (read_graph_file): Likewise.
13250 (find_exception_blocks): Likewise.
13251 (canonicalize_name): Likewise.
13252 (make_gcov_file_name): Likewise.
13253 (mangle_name): Likewise.
13254 (accumulate_line_counts): Likewise.
13255 (output_branch_count): Likewise.
13256 (read_line): Likewise.
13258 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13260 PR rtl-optimization/71779
13261 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13262 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13263 or if it was truncated.
13265 PR rtl-optimization/70903
13266 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13268 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13270 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13271 accessing SSA_NAME_PTR_INFO.
13273 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13276 * common/config/avr/avr-common.c (avr_option_optimization_table)
13277 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13279 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13282 * config/avr/avr.md: New pattern to work around do_store_flag
13283 generating shift instructions for bit extractions.
13285 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13287 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13289 (add_equivalence): Likewise.
13290 (get_value_range): Allocate value range with vrp_value_range_pool.
13291 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13292 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13294 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13296 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13297 the default for the rs6000 port.
13299 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13301 PR middle-end/71876
13302 * calls.c (special_function_p): Remove special handling of
13303 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13304 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13305 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13307 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13309 PR middle-end/72778
13310 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13311 Don't stop on regular insns.
13313 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13315 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13316 size to DImode boundary.
13317 (nvptx_propagate): Likewise.
13319 2016-08-03 Alan Modra <amodra@gmail.com>
13321 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13322 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13323 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13324 from -mefficient-unaligned-vector. Note that this affects fp too.
13326 2016-08-03 Alan Modra <amodra@gmail.com>
13328 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13331 2016-08-03 Alan Modra <amodra@gmail.com>
13333 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13334 to a reg. Localize vars.
13336 2016-08-03 Alan Modra <amodra@gmail.com>
13338 * config/rs6000/rs6000.opt: Remove negatives from help strings
13341 2016-08-03 Alan Modra <amodra@gmail.com>
13343 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13344 Delete duplicated code.
13346 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13348 PR middle-end/72778
13349 * lra-spills.c (regno_in_use_p): New.
13350 (lra_final_code_change): Use it.
13352 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13354 PR rtl-optimization/69847
13355 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13357 (lra_rtx_hash): New.
13358 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13360 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13361 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13362 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13363 next insn is USE with the same reg as the current insn source.
13364 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13366 (lra_constraints_init): Call initiate_invariants.
13367 (lra_constraints_finish): Call finish_invariants.
13368 (struct invariant, invariant_t, invariant_ptr_t): New.
13369 (const_invariant_ptr_t, invariants, invariants_pool): New.
13370 (invariant_table, invariant_hash, invariant_eq_p): New.
13371 (insert_invariant, initiate_invariants, finish_invariants): New.
13372 (clear_invariants, invalid_invariant_regs): New.
13373 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13374 instead of restore_regno.
13375 (invariant_p, process_invariant_for_inheritance): New.
13376 (inherit_in_ebb): Implement invariant inheritance.
13377 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13378 (remove_inheritance_pseudos): Implement undoing invariant
13380 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13381 instead of restore_regno.
13382 * lra-assigns.c (regno_live_length): New.
13383 (reload_pseudo_compare_func): Use regno_live_length.
13384 (assign_by_spills): Use restore_rtx instead of restore_regno.
13385 (lra_assign): Ditto. Initiate regno_live_length.
13387 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13389 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13390 __builtin_aarch64_fmindf.
13392 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13394 PR tree-optimization/34114
13395 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13396 information for more control IVs.
13398 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13400 PR tree-optimization/34114
13401 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13402 PLUS_EXPR case. Handle SSA_NAME case.
13404 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13406 * config/aarch64/aarch64-simd-builtins.def
13407 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13408 (__builtin_aarch64_fmaxdf): Likewise.
13409 (__builtin_aarch64_smin_nandf): Likewise.
13410 (__builtin_aarch64_smax_nandf): Likewise.
13411 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13412 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13413 (<fmaxmin><mode>3): ...this.
13414 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13415 (vminnm_f64): Likewise.
13416 (vmin_f64): Likewise.
13417 (vmax_f64): Likewise.
13418 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13419 (FMAXMIN_UNS): ...this.
13420 (fmaxmin): Merged with
13421 (fmaxmin_op): ...this...
13422 (maxmin_uns_op): ...in to this.
13424 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13426 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13427 Add support for vec_extract on vector float, vector int, vector
13428 short, and vector char vector types.
13429 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13430 vector float, vector int, vector short, and vector char
13431 optimizations on 64-bit ISA 2.07 systems for both constant and
13432 variable element numbers.
13433 (rs6000_split_vec_extract_var): Likewise.
13434 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13435 Altivec registers on ISA 2.07 and above.
13436 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13437 which never was matched due to the split occuring before register
13438 allocation (and the code would not have worked on little endian
13439 systems if it did match). Allow extracts to go to the Altivec
13440 registers if ISA 2.07 (power8). Change from using "" around the
13441 C++ code to using {}'s.
13442 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13443 vec_extracts when the vector is in memory.
13444 (vsx_extract_v4sf_var): New insn to optimize vector float
13445 vec_extracts when the element number is variable on 64-bit ISA
13447 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13448 for 64-bit ISA 2.07 as well as ISA 3.0.
13449 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13450 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13451 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13452 optimize vector int, vector short, and vector char vec_extracts
13453 when the vector is in memory.
13454 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13455 optimize vector int, vector short, and vector char vec_extracts
13456 when the element number is variable.
13458 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13461 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13462 does not overlap with other symbol flags.
13464 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13466 * config/aarch64/aarch64.h (aarch64_frame):
13467 Remove padding0 and hardfp_offset. Add locals_offset,
13468 initial_adjust, callee_adjust, callee_offset and final_adjust.
13469 * config/aarch64/aarch64.c (aarch64_layout_frame):
13470 Remove unused padding0 and hardfp_offset initializations.
13471 Choose frame layout and set frame variables accordingly.
13472 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13473 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13474 (aarch64_pop_regs): Likewise.
13475 (aarch64_expand_prologue): Remove all decision code, just emit
13476 prolog according to frame variables.
13477 (aarch64_expand_epilogue): Remove all decision code, just emit
13478 epilog according to frame variables.
13479 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13481 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13484 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13485 fix_debug_reg_uses after changing source register mode to
13486 V1TImode if source register is undefined.
13488 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13490 PR tree-optimization/71818
13491 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13492 with non invariant evolutions
13494 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13497 * config/avr/avr.md (length) [branch]: Correct insn length
13498 attribute for forward branches.
13500 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13502 * doc/extend.texi (AVR Built-in Functions): Document
13503 __builtin_avr_nops.
13504 * config/avr/builtins.def (NOPS): New.
13505 * config/avr/avr.c (avr_expand_nops): New static function.
13506 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13508 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13510 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13511 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13514 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13516 * config/aarch64/aarch64.c (vulcan_tunings): Update
13517 vulcan L1 cache_line_size.
13519 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13521 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13522 function that takes a vector memory address, a hard register, an
13523 element number and a temporary base register, and recreates an
13524 address that points to the appropriate element within the vector.
13525 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13526 (rs6000_split_vec_extract_var): Add support for the target of a
13527 vec_extract with variable element number being a scalar memory
13529 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13531 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13532 vsx_extract_<mode>_load insn with a new insn that optimizes
13533 storing either element to a memory location, using scratch
13534 registers to pick apart the vector and reconstruct the address.
13535 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13536 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13537 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13539 (vsx_extract_<mode>_var): Add support for extracting a variable
13540 element number from memory.
13542 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13544 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13545 when testing for compares against constants of the form 0xabab.
13547 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13549 PR tree-optimization/57558
13550 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13552 (vect_loop_versioning): Support versioning with niter assumptions.
13553 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13554 (vect_get_loop_niters): New parameter. Reimplement to support
13555 assumptions in loop niter info.
13556 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13557 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13558 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13559 Support loop versioning for niters.
13560 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13561 (vect_free_loop_info_assumptions): New function.
13562 (vectorize_loops): Free loop niter info for loops with flag
13563 LOOP_F_ASSUMPTIONS set if vectorization failed.
13564 * tree-vectorizer.h (struct _loop_vec_info): New field
13565 num_iters_assumptions.
13566 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13567 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13568 (LOOP_REQUIRES_VERSIONING): New macro.
13569 (vect_free_loop_info_assumptions): New decl.
13571 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13573 * cfgloop.h (struct loop): New field constraints.
13574 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13575 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
13577 * cfgloop.c (alloc_loop): Initialize new field.
13578 * cfgloopmanip.c (copy_loop_info): Copy constraints.
13579 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
13580 Adjust niter analysis wrto loop constraints.
13581 * doc/loop.texi (@node Number of iterations): Add description for loop
13584 2016-07-29 Marek Polacek <polacek@redhat.com>
13587 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
13588 (ix86_expand_round_builtin): Likewise.
13590 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
13591 Georg-Johann Lay <avr@gjlay.de>
13593 PR rtl-optimization/71976
13594 * combine.c (get_last_value): Return 0 if the argument for which
13595 the function is called has a wider mode than the recorded value.
13597 2016-07-29 Marek Polacek <polacek@redhat.com>
13600 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13601 (altivec_expand_st_builtin): Likewise.
13603 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13605 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13606 introduced in r238381.
13608 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13610 PR middle-end/68217
13611 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13612 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13614 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13616 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13618 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13619 Add support for vec_extract of vector double or vector long having
13620 a variable element number on 64-bit ISA 2.07 systems or newer.
13621 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13623 (rs6000_split_vec_extract_var): New function to split a
13624 vec_extract built-in function with variable element number.
13625 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13627 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13628 (UNSPEC_VSX_EXTRACT): Likewise.
13629 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13630 direct move instructions to be generated on 64-bit ISA 2.07
13631 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13633 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13634 arguments for vec_extract variable element.
13635 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13636 vec_extract with variable element on V2DFmode and V2DImode
13638 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13639 -mupper-regs-df requirement, since it isn't needed.
13640 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13641 do direct moves on 64-bit systems, which allows optimization of
13642 vec_extract on 64-bit ISA 2.07 systems and newer.
13644 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13645 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13647 * config/aarch64/aarch64.md
13648 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13649 statement and type.
13650 (<optab>qihi2_aarch64): Likewise, and split into two.
13651 (extendqihi2_aarch64): New.
13652 (zero_extendqihi2_aarch64): New.
13653 * config/aarch64/iterators.md (ldrxt): Remove.
13654 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13657 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13659 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13661 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13663 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13664 (aarch64_push_reg): New function to push 1 or 2 registers.
13665 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13666 (aarch64_expand_prologue): Use aarch64_push_regs.
13667 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13669 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13671 PR tree-optimization/71734
13672 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13673 attribute instead of REF_LOOP and use it.
13674 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13675 set it for Loops having non-zero safelen attribute.
13676 (ref_indep_loop_p): Pass zero as initial value for safelen.
13678 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13680 PR middle-end/72657
13682 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13683 call using chkp_gimple_call_builtin_p.
13684 (chkp_copy_bounds_for_assign): Likewise.
13686 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13688 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13689 * config/arm/arm-protos.h (struct tune_params): Likewise.
13690 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13691 (cortex_a9_sched_adjust_cost): Likewise.
13692 (fa726te_sched_adjust_cost): Likewise.
13693 (arm_adjust_cost): Likewise.
13694 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13695 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13696 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13697 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13698 * config/ia64/ia64.c: Likewise.
13699 * config/m68k/m68k.c: Likewise.
13700 * config/mep/mep.c (mep_adjust_cost): Likewise.
13701 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13703 * config/mips/mips.c (mips_adjust_cost): Likewise.
13704 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13706 * config/pa/pa.c (pa_adjust_cost): Likewise.
13707 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13708 (rs6000_debug_adjust_cost): Likewise.
13709 * config/sh/sh.c (sh_adjust_cost): Likewise.
13710 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13711 (hypersparc_adjust_cost): Likewise.
13712 (sparc_adjust_cost): Likewise.
13713 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13714 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13715 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13717 * config/visium/visium.c (visium_adjust_cost): Likewise.
13718 * doc/tm.texi: Regenerate.
13719 * haifa-sched.c (dep_cost_1): Adjust.
13720 * target.def: Merge adjust_cost and adjust_cost_2.
13722 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13724 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13726 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13728 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13729 (extract_mentioned_regs): Append to a vector instead of
13730 returning a rtx_expr_list.
13731 (st_expr_entry): Adjust.
13732 (free_st_expr_entry): Likewise.
13733 (store_ops_ok): Likewise.
13734 (store_killed_in_insn): Likewise.
13735 (find_moveable_store): Likewise.
13737 2016-07-28 Martin Liska <mliska@suse.cz>
13739 PR gcov-profile/68025
13740 * tree-profile.c (tree_profiling): Respect
13741 no_profile_instrument_function attribute.
13742 * doc/extend.texi: Document no_profile_instrument_function
13745 2016-07-28 Martin Liska <mliska@suse.cz>
13747 PR rtl-optimization/70944
13748 * combine.c (make_compound_operation):
13749 Do not allow make_compound_operation for vector mode
13751 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13753 PR middle-end/71994
13754 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13755 before calling get_ops.
13757 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13759 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13760 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13761 (BITS_PER_UNIT_LOG): Remove.
13762 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13763 * expr.c (expand_assignment): Likewise.
13764 * stor-layout.c (initialize_sizetypes): Likewise.
13766 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13768 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13769 signature of rs6000_expand_vector_extract so that the element
13770 number is a RTX instead of a constant integer.
13771 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13773 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13774 (altivec_expand_vec_ext_builtin): Likewise.
13775 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13776 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13777 MFVSRLD instruction.
13779 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13781 * input.c (get_pure_location): Move here from tree.c.
13782 (make_location): Likewise. Add header comment.
13783 (selftest::test_accessing_ordinary_linemaps): Verify
13784 pure_location_p, make_location, get_location_from_adhoc_loc and
13785 get_range_from_loc.
13786 * input.h (get_pure_location): Move declaration here from tree.h.
13787 (get_finish): Likewise for inline function.
13788 (make_location): Likewise for declaration.
13789 * tree.c (get_pure_location): Move to input.c.
13790 (make_location): Likewise.
13791 * tree.h (get_pure_location): Move declaration to tree.h.
13792 (get_finish): Likewise for inline function.
13793 (make_location): Likewise for declaration.
13795 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13797 PR middle-end/71078
13798 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13800 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13802 * system.h (STATIC_ASSERT): Use static_assert if building
13803 with C++11 onwards.
13805 2016-07-27 Richard Biener <rguenther@suse.de>
13807 PR tree-optimization/72517
13808 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13809 Revert change to not compute read-read dependences.
13811 2016-07-27 Richard Biener <rguenther@suse.de>
13813 * predict.c (set_even_probabilities): Make nedges unsigned.
13815 2016-07-27 Martin Liska <mliska@suse.cz>
13817 * predict.c (set_even_probabilities): Handle unlikely edges.
13818 (combine_predictions_for_bb): Likewise.
13820 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13823 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13824 __float128 support when we don't have hardware support, so that
13825 the IEEE built-in functions like isgreater, first call __unordkf3
13826 to make sure neither operand is a NaN, and if both operands are
13827 ordered, do the normal comparison.
13829 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13831 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13833 (extract_code_and_val_from_cond_with_ops): Verify that name is
13834 either cond_op0 or cond_op1.
13836 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13838 PR tree-optimization/18046
13839 * genmodes.c (emit_mode_size_inline): Emit an assert that
13840 verifies that mode is a valid array index.
13841 (emit_mode_nuinits_inline): Likewise.
13842 (emit_mode_inner_inline): Likewise.
13843 (emit_mode_unit_size_inline): Likewise.
13844 (emit_mode_unit_precision_inline): Likewise.
13845 * tree-vrp.c: Include params.h.
13846 (find_switch_asserts): Register edge assertions for the default
13847 label which correspond to the anti-ranges of each case label.
13848 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
13849 * doc/invoke.texi: Document it.
13851 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13853 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
13854 and unnecessary call to gimple_bb.
13856 2016-07-26 Richard Biener <rguenther@suse.de>
13858 PR rtl-optimization/71984
13859 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
13862 2016-07-26 Richard Biener <rguenther@suse.de>
13864 PR middle-end/72517
13865 * expmed.c (extract_bit_field_1): Constrain the vector mode
13866 with element size matching the extraction mode size when
13867 choosing a better vector mode to do the extraction from.
13869 2016-07-26 Richard Biener <rguenther@suse.de>
13870 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13872 PR middle-end/70920
13873 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
13876 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13878 * tree-ssa-structalias.c (struct scc_info): Change types of
13879 members to auto_sbitmap and auto_vec.
13880 (scc_info::scc_info): New constructor.
13881 (scc_info::~scc_info): New destructor.
13882 (init_scc_info): Remove.
13883 (free_scc_info): Remove.
13884 (find_indirect_cycles): Adjust.
13885 (perform_var_substitution): Likewise.
13886 (free_var_substitution_info): Likewise.
13888 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13890 * tree-outof-ssa.c (struct elim_graph): Change type of members
13891 to auto_vec and auto_sbitmap.
13892 (elim_graph::elim_graph): New constructor.
13893 (delete_elim_graph): Remove.
13894 (expand_phi_nodes): Adjust.
13896 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13898 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
13899 (new_elim_graph): Adjust.
13900 (clear_elim_graph): Likewise.
13901 (delete_elim_graph): Likewise.
13902 (elim_graph_size): Likewise.
13903 (elim_graph_add_node): Likewise.
13904 (elim_graph_add_edge): Likewise.
13905 (elim_graph_remove_succ_edge): Likewise.
13906 (eliminate_name): Likewise.
13907 (eliminate_build): Likewise.
13908 (elim_forward): Likewise.
13909 (elim_unvisited_predecessor): Likewise.
13910 (elim_backward): Likewise.
13911 (elim_create): Likewise.
13912 (eliminate_phi): Likewise.
13913 (expand_phi_nodes): Likewise.
13915 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13917 * bt-load.c (compute_out): Use auto_sbitmap class.
13918 (link_btr_uses): Likewise.
13919 * cfganal.c (mark_dfs_back_edges): Likewise.
13920 (post_order_compute): Likewise.
13921 (inverted_post_order_compute): Likewise.
13922 (pre_and_rev_post_order_compute_fn): Likewise.
13923 (single_pred_before_succ_order): Likewise.
13924 * cfgexpand.c (pass_expand::execute): Likewise.
13925 * cfgloop.c (verify_loop_structure): Likewise.
13926 * cfgloopmanip.c (fix_bb_placements): Likewise.
13927 (remove_path): Likewise.
13928 (update_dominators_in_loop): Likewise.
13929 * cfgrtl.c (break_superblocks): Likewise.
13930 * ddg.c (check_sccs): Likewise.
13931 (create_ddg_all_sccs): Likewise.
13932 * df-core.c (df_worklist_dataflow): Likewise.
13933 * dse.c (dse_step3): Likewise.
13934 * except.c (eh_region_outermost): Likewise.
13935 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13936 * gcse.c (prune_expressions): Likewise.
13937 (prune_insertions_deletions): Likewise.
13938 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
13939 * graph.c (draw_cfg_nodes_no_loops): Likewise.
13940 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
13941 * lcm.c (compute_earliest): Likewise.
13942 (compute_farthest): Likewise.
13943 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
13944 (unroll_loop_runtime_iterations): Likewise.
13945 (unroll_loop_stupid): Likewise.
13946 * lower-subreg.c (decompose_multiword_subregs): Likewise.
13947 * lra-lives.c: Likewise.
13948 * lra.c (lra): Likewise.
13949 * modulo-sched.c (schedule_reg_moves): Likewise.
13950 (optimize_sc): Likewise.
13951 (get_sched_window): Likewise.
13952 (sms_schedule_by_order): Likewise.
13953 (check_nodes_order): Likewise.
13954 (order_nodes_of_sccs): Likewise.
13955 (order_nodes_in_scc): Likewise.
13956 * recog.c (split_all_insns): Likewise.
13957 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
13958 * reload1.c (reload): Likewise.
13959 * sched-rgn.c (haifa_find_rgns): Likewise.
13960 (split_edges): Likewise.
13961 (compute_trg_info): Likewise.
13962 * sel-sched.c (init_seqno): Likewise.
13963 * store-motion.c (remove_reachable_equiv_notes): Likewise.
13964 * tree-into-ssa.c (update_ssa): Likewise.
13965 * tree-ssa-live.c (live_worklist): Likewise.
13966 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
13967 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13969 (try_peel_loop): Likewise.
13970 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13972 * tree-ssa-pre.c (compute_antic): Likewise.
13973 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
13974 * tree-stdarg.c (reachable_at_most_once): Likewise.
13975 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
13976 * var-tracking.c (vt_find_locations): Likewise.
13978 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13980 * sbitmap.h (auto_sbitmap): New class.
13982 2016-07-26 Alan Modra <amodra@gmail.com>
13985 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
13988 2016-07-25 David Malcolm <dmalcolm@redhat.com>
13990 * input.c (selftest::temp_source_file::temp_source_file): Fix
13991 missing "%s" in fprintf.
13993 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
13995 PR middle-end/71732
13996 * cselib.c (cselib_process_insn): Invalidate argument slots for
13999 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14001 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14002 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14003 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14005 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14007 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14008 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14009 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14011 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14013 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14014 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14016 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14017 (add<mode>3): Likewise.
14018 (sub<mode>3): Likewise.
14019 (mul<mode>3): Likewise.
14020 (div<mode>3): Likewise.
14021 (*div<mode>3): Likewise.
14022 (<fmaxmin><mode>3): Extend to HF.
14023 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14024 (fabd<mode>3): Likewise.
14025 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14026 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14027 (aarch64_fmulx<mode>): Likewise.
14028 (aarch64_fac<optab><mode>): Likewise.
14029 (aarch64_frecps<mode>): Likewise.
14030 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14031 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14032 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14033 (VSDQ_HSDI): Support HI.
14034 (fcvt_target, FCVT_TARGET): Likewise.
14035 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14036 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14037 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14038 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14039 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14040 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14041 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14042 vrsqrtsh_f16): New.
14044 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14046 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14047 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14048 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14049 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14051 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14052 (aarch64_cm<optab><mode>): Likewise.
14053 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14054 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14055 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14056 (sqrt<mode>2): Likewise.
14057 (*sqrt<mode>2): Likewise.
14058 (abs<mode>2): Likewise.
14059 (<optab><mode>hf2): New pattern for HF mode.
14060 (<optab>hihf2): Likewise.
14061 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14062 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14063 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14065 * config/aarch64/arm_fp16.h: New file.
14066 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14067 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14068 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14069 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14070 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14071 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14072 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14073 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14074 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14075 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14076 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14077 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14080 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14082 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14083 reduc_smin_scal_): Use VDQIF_F16.
14084 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14085 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14087 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14088 * config/aarch64/iterators.md (VDQIF_F16): New.
14089 (vp): Support HF modes.
14090 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14091 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14093 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14095 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14096 "*aarch64_mulx_elt_from_dup<mode>".
14097 (*aarch64_mul3_elt<mode>): Update schedule type.
14098 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14099 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14100 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14101 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14102 (f, fp): Support HF modes.
14103 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14104 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14105 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14106 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14107 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14108 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14110 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14112 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14113 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14115 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14118 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14120 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14121 * config/aarch64/aarch64-simd.md
14122 (aarch64_rsqrts<mode>): Extend to HF modes.
14123 (fabd<mode>3): Likewise.
14124 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14125 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14126 (aarch64_<maxmin_uns>p<mode>): Likewise.
14127 (<su><maxmin><mode>3): Likewise.
14128 (<maxmin_uns><mode>3): Likewise.
14129 (<fmaxmin><mode>3): Likewise.
14130 (aarch64_faddp<mode>): Likewise.
14131 (aarch64_fmulx<mode>): Likewise.
14132 (aarch64_frecps<mode>): Likewise.
14133 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14134 (add<mode>3): Extend to HF modes.
14135 (sub<mode>3): Likewise.
14136 (mul<mode>3): Likewise.
14137 (div<mode>3): Likewise.
14138 (*div<mode>3): Likewise.
14139 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14141 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14142 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14143 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14144 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14145 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14146 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14147 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14148 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14149 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14150 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14151 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14152 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14153 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14154 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14156 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14158 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14159 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14160 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14161 (neg<mode>2): Likewise.
14162 (abs<mode>2): Likewise.
14163 (<frint_pattern><mode>2): Likewise.
14164 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14165 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14166 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14167 (ftrunc<VDQF:mode>2): Likewise.
14168 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14169 (sqrt<mode>2): Likewise.
14170 (*sqrt<mode>2): Likewise.
14171 (aarch64_frecpe<mode>): Likewise.
14172 (aarch64_cm<optab><mode>): Likewise.
14173 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14175 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14176 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14178 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14179 (vdupq_n_f16): Likewise.
14180 (vld1_dup_f16): Use vdup_n_f16.
14181 (vld1q_dup_f16): Use vdupq_n_f16.
14182 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14183 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14184 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14185 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14186 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14187 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14188 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14189 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14190 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14191 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14192 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14193 vsqrt_f16, vsqrtq_f16): New.
14195 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14197 * config/aarch64/aarch64-simd.md
14198 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14199 (aarch64_ext<mode>): Likewise.
14200 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14201 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14202 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14204 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14206 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14207 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14208 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14209 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14210 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14211 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14212 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14214 (vmov_n_f16): Reimplement using vdup_n_f16.
14215 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14217 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14219 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14220 "frame_related_p". Generate CFA annotation when it's necessary.
14221 (aarch64_expand_prologue): Use aarch64_add_constant.
14222 (aarch64_expand_epilogue): Likewise.
14223 (aarch64_output_mi_thunk): Pass "false" when calling
14224 aarch64_add_constant.
14226 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14228 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14231 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14233 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14234 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14235 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14236 (aarch64_build_constant): Delete.
14238 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14241 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14243 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14244 flag_toplevel_reorder.
14246 2016-07-25 Richard Biener <rguenther@suse.de>
14248 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14249 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14250 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14251 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14252 (streamer_get_builtin_tree): Likewise.
14253 (streamer_write_builtin): Likewise.
14254 * lto-streamer.h (LTO_builtin_decl): Remove.
14255 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14256 (lto_input_scc): Remove LTO_builtin_decl handling.
14257 (lto_input_tree_1): Liekwise.
14258 * lto-streamer-out.c (lto_output_tree_1): Remove special
14259 handling of builtins.
14260 (DFS::DFS): Likewise.
14261 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14262 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14264 (streamer_write_builtin): Remove.
14266 2016-07-25 Martin Liska <mliska@suse.cz>
14268 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14269 if flag_auto_profile is set to true.
14271 2016-07-25 Martin Liska <mliska@suse.cz>
14273 PR gcov-profile/71868
14274 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14275 have a function with multiple latches, count them all.
14277 2016-07-25 Martin Liska <mliska@suse.cz>
14279 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14281 2016-07-25 Martin Liska <mliska@suse.cz>
14283 PR tree-optimization/71987
14284 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14285 just for SSA_NAMEs. Fix GNU coding style.
14287 2016-07-25 Martin Liska <mliska@suse.cz>
14289 PR gcov-profile/64874
14290 * gcov-io.h: Update command about file format.
14291 * gcov-iov.c (main): Adapt the numbering scheme.
14293 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14295 PR middle-end/66726
14296 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14297 whose result is used in PHI.
14298 (final_range_test_p): Likewise.
14299 (maybe_optimize_range_tests): Likewise.
14301 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14303 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14304 Reformat two multi-line strings.
14306 2016-07-22 Martin Sebor <msebor@redhat.com>
14308 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14310 2016-07-22 Martin Sebor <msebor@redhat.com>
14313 * doc/extend.texi (Compound Literals): Correct and clarify.
14314 (Cast to Union): Same.
14316 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14318 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14319 comments to explain why certain error messages make mention of
14320 undocumented options.
14321 (rs6000_invalid_builtin): Change error messages to replace mention
14322 of undocumented options with mention of the -mcpu=power9 option
14323 that enables those undocumented options.
14324 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14325 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14326 definition of this macro to correct an existing error.
14327 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14328 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14329 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14330 descriptions of built-in functions so that they depend on
14331 -mcpu=power9 instead of on the corresponding undocumented flags.
14332 * doc/invoke.texi (Option Summary): Remove all mention of newly
14333 undocumented flags.
14334 (IBM RS/6000 and PowerPC Options): Likewise.
14335 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14336 mention of newly undocumented flags.
14338 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14340 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14341 when target_clones attribute is set.
14343 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14345 * common.opt (funsafe-loop-optimizations): Mark ignore.
14346 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14347 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14349 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14350 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14352 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14354 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14356 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14358 (number_of_iterations_exit): Warn missed loop optimization for
14359 possible infinite loops.
14361 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14364 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14365 when to emit a ".machine" pseudo-op.
14367 2016-07-22 Martin Liska <mliska@suse.cz>
14369 PR gcov-profile/69028
14370 PR gcov-profile/62047
14371 * coverage.c (coverage_compute_lineno_checksum): Do not
14372 calculate checksum for fns w/o xloc.file.
14373 (coverage_compute_profile_id): Likewise.
14375 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14377 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14378 (avr_secondary_reload): ...and implementation.
14379 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14380 * config/avr/avr.md (reload_in<mode>): Remove insns.
14381 (adjust_len) [lpm]: Remove insn attribute value.
14382 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14384 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14386 PR middle-end/71876
14387 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14389 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14390 * calls.c (special_function_p): Remove the special handling of the
14391 "__builtin_" prefix.
14393 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14395 PR middle-end/71876
14396 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14397 if STMT may be an alloca call.
14398 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14399 builtin alloca call.
14400 * calls.h (gimple_maybe_alloca_call_p): New function.
14401 * tree-inline.c (inline_forbidden_p_stmt): Use
14402 gimple_maybe_alloca_call_p here.
14404 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14406 * spellcheck-tree.c (best_macro_match::best_macro_match):
14407 Explictly specify the template arguments when invoking the base
14408 class constructor, to help older C++ compilers.
14410 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14413 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14414 before builtin_decl_implicit.
14416 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14418 * optabs.c (emit_condiitonal_move): Short circuit for identical
14421 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14423 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14424 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14425 (noce_conversion_profitable_p): New.
14426 (noce_try_store_flag_constants): Use it.
14427 (noce_try_addcc): Likewise.
14428 (noce_try_store_flag_mask): Likewise.
14429 (noce_try_cmove): Likewise.
14430 (noce_try_cmove_arith): Likewise.
14431 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14433 (noce_convert_multiple_sets): Move cost model to here, from...
14434 (bb_ok_for_noce_convert_multiple_sets) ...here.
14435 (noce_process_if_block): Update calls for above changes.
14436 (noce_find_if_block): Record new noce_if_info parameters.
14438 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14440 * target.def (max_noce_ifcvt_seq_cost): New.
14441 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14442 * doc/tm.texi: Regenerate.
14443 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14444 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14445 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14446 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14447 * doc/invoke.texi: Document new params.
14449 2016-07-21 Richard Biener <rguenther@suse.de>
14451 PR tree-optimization/71947
14452 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14453 ranges have useful limit_vr information.
14455 2016-07-21 Richard Biener <rguenther@suse.de>
14457 * function-tests.c (build_trivial_generic_function): Set
14458 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14459 * omp-low.c (create_omp_child_function): Likewise.
14460 (grid_expand_target_grid_body): Likewise.
14461 * cgraphunit.c (init_lowered_empty_function): Likewise.
14462 (cgraph_node::expand_thunk): Likewise.
14463 * tree-parloops.c (create_loop_fn): Likewise.
14464 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14466 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14468 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14471 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14473 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14474 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14475 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14476 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14477 values for insn attribute.
14478 * config/avr/avr.c (avr_out_insert_notbit): New function.
14479 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14480 ADJUST_LEN_INSV_NOTBIT_0/_7.
14481 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14483 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14485 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14486 (chrec_convert_1, chrec_convert): Ditto.
14487 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14488 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14489 * tree-vrp.c (adjust_range_with_scev): Ditto.
14490 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14491 (scev_var_range_cant_overflow): New function.
14492 (scev_probably_wraps_p): New parameter. Call above function.
14493 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14495 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14497 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14498 by removing computation of may_be_zero.
14500 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14502 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14504 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14506 Improving concepts performance and diagnostics.
14507 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14508 for constraint satisfaction and subsumption.
14509 * timevar.h (auto_timevar): New constructor that matches the push/pop
14510 pattern of usage in pt.c.
14512 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14514 * hwint.h (HOST_WIDE_INT_0): New define.
14515 (HOST_WIDE_INT_0U): Ditto.
14516 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14517 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14518 * simplify-rtx.c: Ditto.
14519 * tree-object-size.c: Ditto.
14521 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14523 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14526 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14528 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14529 * combine.c: Use HOST_WIDE_INT_M1U instead of
14530 ~(unsigned HOST_WIDE_INT) 0.
14531 * double-int.h: Ditto.
14533 * dwarf2asm.c:Ditto.
14535 * genmodes.c: Ditto.
14537 * read-rtl.c: Ditto.
14538 * tree-ssa-loop-ivopts.c: Ditto.
14539 * tree-ssa-loop-prefetch.c: Ditto.
14540 * tree-vect-generic.c: Ditto.
14541 * tree-vect-patterns.c: Ditto.
14544 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14546 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14547 constant addresses outside [0,0xc0] into a register.
14548 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14549 cases where the base address register is unused after.
14550 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14551 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14552 (avr_out_store_psi_reg_disp_tiny): Same.
14554 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14556 Implement attribute progmem on reduced Tiny cores by adding
14557 flash offset 0x4000 to respective symbols.
14560 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14561 documentation how it works on reduced Tiny cores.
14562 (AVR Named Address Spaces): No support for reduced Tiny.
14563 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14564 (avr_address_tiny_pm_p): New static function.
14565 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14566 if the address is in progmem.
14567 (avr_assemble_integer): Same.
14568 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14569 for symbol_ref in progmem.
14570 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14571 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14572 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14574 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14576 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
14577 * configure: Regenerate.
14578 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
14579 (USE_THIN_ARCHIVES): New variable.
14580 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
14581 this archive as a thin archive.
14583 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14585 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
14586 same location as last time, don't skip if we have fix-it hints.
14587 Clarify the skipping logic by converting it from one "if" clause
14588 to repeated "if" clauses.
14589 * spellcheck-tree.c: Include "cpplib.h".
14590 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
14591 (best_macro_match::best_macro_match): New constructor.
14592 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
14593 Move here from c/c-decl.c.
14594 (class best_macro_match): Move here from c/c-decl.c, converting
14595 from a typedef to a subclass, gaining a ctor.
14597 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14599 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14600 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14602 (avr_addr_space_diagnose_usage): ...and implementation.
14603 (avr_addr_space_supported_p): New function.
14604 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14605 report bad address space usage if that space is supported.
14606 (avr_insert_attributes): Same. No more complain about unsupported
14608 * config/avr/avr-c.c (tm_p.h): Include it.
14609 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14610 macro if avr_addr_space_supported_p.
14612 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14614 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14615 flag_toplevel_reorder.
14617 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14619 * gcc-rich-location.c
14620 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14622 * gcc-rich-location.h
14623 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14625 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14627 * target.def (addr_space): Add new diagnose_usage to hook vector.
14628 * targhooks.c (default_addr_space_diagnose_usage): Add default
14629 implementation and...
14630 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14631 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14632 is some address space, call targetm.addr_space.diagnose_usage.
14633 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14634 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14635 * doc/tm.texi: Regenerate.
14637 2016-07-20 Martin Liska <mliska@suse.cz>
14639 PR middle-end/71898
14640 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14641 Properly handly PHI stmts.
14643 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14645 PR tree-optimization/71503
14646 PR tree-optimization/71683
14647 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14650 2016-07-20 Martin Liska <mliska@suse.cz>
14652 * doc/invoke.texi (-fipa-ra): Document when the option is
14653 disabled. Fix a typo.
14655 2016-07-20 Martin Liska <mliska@suse.cz>
14657 * Makefile.in: Include fibonacci_heap.c
14658 * fibonacci_heap.c: New file.
14659 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14660 (fibonacci_heap::union_with): Fix deletion of the second heap.
14661 * selftest-run-tests.c (selftest::run_tests): Incorporate
14662 fibonacci heap tests.
14663 * selftest.h: Declare fibonacci_heap_c_tests.
14665 2016-07-20 Martin Liska <mliska@suse.cz>
14667 * selftest-run-tests.c (selftest::run_tests): New function.
14668 * selftest.h (sreal_c_tests): Declare.
14669 * sreal.c (sreal_verify_basics): New function.
14670 (verify_aritmetics): Likewise.
14671 (sreal_verify_arithmetics): Likewise.
14672 (verify_shifting): Likewise.
14673 (sreal_verify_shifting): Likewise.
14674 (void sreal_c_tests): Likewise.
14676 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14678 PR rtl-optimization/71916
14679 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14680 bb which have a single succ fake edge.
14682 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14685 * dwarf2out.c (gen_subprogram_die): Only call
14686 gen_unspecified_parameters_die while dumping early dwarf.
14688 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14690 PR middle-end/71874
14691 * gimple-fold.c (fold_builtin_memory_op): Use
14692 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14694 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14696 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14697 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14698 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14699 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14700 * combine.c: Ditto.
14703 * double-int.c: Ditto.
14705 * dwarf2out.c: Ditto.
14708 * fold-const.c: Ditto.
14709 * function.c: Ditto.
14711 * genmodes.c: Ditto.
14715 * loop-doloop.c: Ditto.
14716 * loop-invariant.c: Ditto.
14717 * loop-iv.c: Ditto.
14722 * rtlanal.c: Ditto.
14723 * simplify-rtx.c: Ditto.
14724 * stor-layout.c: Ditto.
14726 * tree-ssa-loop-ivopts.c: Ditto.
14727 * tree-vect-generic.c: Ditto.
14728 * tree-vect-patterns.c: Ditto.
14733 * wide-int-print.cc: Ditto.
14734 * wide-int.cc: Ditto.
14735 * wide-int.h: Ditto.
14737 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14739 * selftest.c (selftest::assert_streq): Handle NULL values of
14740 val_actual and val_expected.
14742 2016-07-19 Martin Jambor <mjambor@suse.cz>
14745 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14746 rather than cgraph_create_node to get a call graph node.
14748 2016-07-19 Richard Biener <rguenther@suse.de>
14750 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14751 handle all tcc_constant bases and valueize SSA names.
14752 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14753 tcc_constant bases.
14755 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14757 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14758 the flags of the exit block and bb2, not just the entry block.
14760 2016-07-19 Richard Biener <rguenther@suse.de>
14762 PR tree-optimization/71901
14763 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14764 align member, group stuff with the bitfield.
14765 (vn_ref_op_align_unit): New inline.
14766 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14767 record element alignment and operand 3 unchanged.
14768 (ao_ref_init_from_vn_reference): Adjust.
14769 (valueize_refs_1): Likewise.
14770 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14772 2016-07-19 Richard Biener <rguenther@suse.de>
14774 PR tree-optimization/71908
14775 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14776 symbolic constants in a more reliable way.
14778 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14780 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14782 (vect_update_inits_of_drs): Likewise.
14783 (vect_create_cond_for_alias_checks): Likewise.
14784 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14786 2016-07-19 Richard Biener <rguenther@suse.de>
14789 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14790 with an abstract origin that is not an inlined function outer
14791 scope add a self-reference as abstract origin.
14792 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14794 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14797 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14798 unintentional System V.4 structure return breakage for structures
14799 with a single floating point element.
14801 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14803 PR tree-optimization/71734
14804 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14805 contains REF, use it to check safelen, assume that safelen value
14806 must be greater 1, fix style.
14807 (ref_indep_loop_p_2): Add REF_LOOP argument.
14808 (ref_indep_loop_p): Pass LOOP as additional argument to
14809 ref_indep_loop_p_2.
14811 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14813 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14814 allocation in the prologue.
14815 * explow.c (get_dynamic_stack_base): New function to return an address
14816 expression for the dynamic stack base.
14817 (get_dynamic_stack_size): New function to do the required dynamic stack
14818 space size calculations.
14819 (allocate_dynamic_stack_space): Use new functions.
14820 (align_dynamic_address): Move some code from
14821 allocate_dynamic_stack_space to new function.
14822 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14824 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14826 * config/s390/s390.c (s390_encode_section_info): Always set
14827 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14830 2016-07-18 Richard Biener <rguenther@suse.de>
14832 PR tree-optimization/71893
14833 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14834 for sizetype cast added by array_ref_element_size.
14835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14837 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14839 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
14840 register parameters. Remove code to initialize argument pointer
14841 on TARGET_64BIT. Optimize call to _mcount when it can be reached
14842 using a pc-relative branch. Cleanup conditional code.
14843 * config/pa/pa.md (call_mcount): New expander.
14844 (call_mcount_nonpic): New insn.
14845 (call_mcount_pic): New insn and split.
14846 (call_mcount_pic_post_reload): New insn.
14847 (call_mcount_64bit): New insn and split.
14848 (call_mcount_64bit_post_reload): New insn.
14850 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
14852 * config/avr/predicates.md (const_m255_to_m1_operand): New.
14853 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
14854 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
14855 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
14856 (*usum_widenqihi3, *udiff_widenqihi3)
14857 (*addhi3_zero_extend.const): New combiner insns.
14858 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
14859 just 1 bit is affected.
14860 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
14861 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14863 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
14865 * omp-low.c (lower_omp_target): Mark data clauses with
14866 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
14867 zero-length subarrays.
14869 2016-07-15 Richard Biener <rguenther@suse.de>
14871 PR tree-optimization/71881
14872 * tree-loop-distribution.c (destroy_loop): Remove blocks in
14873 reverse DOM order to make debug temp generation happy.
14875 2016-07-15 Richard Biener <rguenther@suse.de>
14877 PR tree-optimization/71887
14878 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
14879 verify it is not zero for division / modulo handling.
14880 (value_replacement): Adjust.
14882 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
14883 Julian Brown <julian@codesourcery.com>
14885 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
14886 * config/aarch64/aarch64-cost-tables.h
14887 (vulcan_extra_costs): New variable.
14888 * config/aarch64/aarch64.c
14889 (vulcan_addrcost_table): Likewise.
14890 (vulcan_regmove_cost): Likewise.
14891 (vulcan_vector_cost): Likewise.
14892 (vulcan_branch_cost): Likewise.
14893 (vulcan_tunings): Likewise.
14895 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
14897 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
14898 (output_in_order): Loop over undefined variables too. Output them
14899 via assemble_undefined_decl. Skip variables that correspond to hard
14900 registers or have value-exprs.
14901 * varpool.c (symbol_table::output_variables): Handle undefined
14902 variables together with defined ones.
14904 2016-07-15 Richard Biener <rguenther@suse.de>
14906 * tree-ssa-pre.c (get_representative_for): Make sure to return
14907 the value number of SSA names.
14908 (phi_translate_1): get_representative_for cannot return NULL.
14909 (do_pre_regular_insertion): Remove redundant call to
14910 fully_constant_expression.
14911 (do_pre_partial_partial_insertion): Likewise.
14913 2016-07-15 Bin Cheng <bin.cheng@arm.com>
14915 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
14916 (derive_simple_iv_with_niters): New function.
14917 (simple_iv): Rewrite using simple_iv_with_niters.
14918 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
14919 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14921 (number_of_iterations_exit): Rewrite using above function.
14922 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14925 2016-07-15 Richard Biener <rguenther@suse.de>
14927 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
14928 vec_construct cost.
14930 2016-07-14 Jakub Jelinek <jakub@redhat.com>
14932 PR tree-optimization/71872
14933 * tree-data-ref.c (get_references_in_stmt): Ignore references
14934 with is_gimple_constant get_base_address.
14936 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14938 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
14939 (TARGET_HAVE_LDACQD): New macro.
14940 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
14941 than TARGET_HAVE_LDACQ.
14942 (arm_load_acquire_exclusivedi): Likewise.
14943 (arm_store_release_exclusivedi): Likewise.
14945 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14947 PR rtl-optimization/71878
14948 * lra-constraints.c (match_reload): Pass information about other
14949 output operands. Create new unique register value if matching input
14950 operand shares same register value as output operand being considered.
14951 (curr_insn_transform): Record output operands already processed.
14953 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14956 PR tree-optimization/70923
14957 * tree-vect-patterns.c: Include mult-synthesis.h.
14958 (target_supports_mult_synth_alg): New function.
14959 (synth_lshift_by_additions): Likewise.
14960 (apply_binop_and_append_stmt): Likewise.
14961 (vect_synth_mult_by_constant): Likewise.
14962 (target_has_vecop_for_code): Likewise.
14963 (vect_recog_mult_pattern): Use above functions to synthesize vector
14964 multiplication by integer constants.
14966 2016-07-14 Alan Modra <amodra@gmail.com>
14968 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
14969 gpr alternatives. Correct '*' placement on Y,r alternative.
14970 Add '*' on operand 1 of r,r alternative.
14972 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14974 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
14975 * expmed.h: ... Here.
14977 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
14979 * gimple.h (stmt_can_terminate_bb_p): New function.
14980 * tree-cfg.c (need_fake_edge_p): Rename to ...
14981 (stmt_can_terminate_bb_p): ... this; return true if stmt can
14982 throw external; handle const and pure calls.
14983 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
14985 2016-07-14 Richard Biener <rguenther@suse.de>
14987 PR tree-optimization/71866
14988 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
14989 (do_hoist_insertion): Avoid endless recursion when we
14990 didn't insert anything because we managed to simplify
14991 things down to a constant or SSA name.
14992 (fully_constant_expression): Re-write in terms of ...
14993 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
14994 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
14995 vn_nary_build_or_lookup_1.
14996 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
14997 (vn_nary_build_or_lookup): ... this which now wraps it.
14999 2016-07-14 Alan Modra <amodra@gmail.com>
15002 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15003 with p9_vector override before power9-dform override.
15005 2016-07-13 Andi Kleen <ak@linux.intel.com>
15007 * value-prof.c (gimple_value_profile_transformations): Don't run
15008 when auto_profile is on.
15010 2016-07-13 Andi Kleen <ak@linux.intel.com>
15012 * auto-profile.c (update_inlined_ind_target,
15013 afdo_indirect_call): Print information to dump file.
15015 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15017 * genrecog.c (special_predicate_operand_p): New function.
15018 (predicate_name): Move function.
15019 (validate_pattern): Don't warn about missing mode for all
15020 define_special_predicate predicates.
15022 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15024 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15025 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15026 resolve alias checks which are known at compilation time.
15027 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15028 alias checks are resolved. Move dump info for too many runtime
15029 alias checks to here...
15030 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15032 2016-07-13 Richard Biener <rguenther@suse.de>
15034 PR tree-optimization/24574
15035 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15036 position and add shift, rotate, divison and modulo support
15038 (value_replacement): Pass in argument position to absorbing_element_p.
15040 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15043 * ipa-inline-transform.c (inline_call): Support
15044 instrumented thunks.
15046 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15048 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15049 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15051 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15052 Baseline. Make initial alternative TARGET_32BIT only.
15053 (udivsi3): Likewise.
15054 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15055 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15058 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15060 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15061 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15062 availability with TARGET_HAVE_MOVT.
15063 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15064 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15065 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15067 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15068 extra instruction if MOVW is available. Use a cost variable
15069 incremented by COSTS_N_INSNS (1) when the condition match rather than
15070 returning an arithmetic expression based on COSTS_N_INSNS. Make
15071 constant with bottom half word zero cost 2 instruction if MOVW is
15073 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15074 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15075 target is ARMv8-M Baseline.
15076 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15077 (arm_movtas_ze): Likewise.
15078 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15079 alternative for constants satisfying j constraint.
15080 (thumb1_movsi_insn): Likewise.
15081 (movsi splitter for K alternative): Tighten condition to not trigger
15082 if movt is available and j constraint is satisfied.
15083 (Pe immediate splitter): Likewise.
15084 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15085 constant fitting in an halfword to use MOVW.
15086 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15089 2016-07-13 Richard Biener <rguenther@suse.de>
15091 PR middle-end/71104
15092 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15093 gimplifying the LHS. Make sure to gimplify a returning twice
15094 call LHS without using SSA names.
15096 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15098 * tree-data-ref.c (find_data_references_in_stmt): Remove
15099 unnecessary call to vec::release.
15100 (graphite_find_data_references_in_stmt): Likewise.
15101 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15102 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15104 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15106 * cfgexpand.c (expand_used_vars): Make the type of a local
15108 * genmatch.c (lower_for): Likewise.
15109 * haifa-sched.c (haifa_sched_init): Likewise.
15110 (add_to_speculative_block): Likewise.
15111 (create_check_block_twin): Likewise.
15112 * predict.c (handle_missing_profiles): Likewise.
15113 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15114 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15115 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15117 (maybe_lower_iteration_bound): Likewise.
15118 * tree-ssa-sccvn.c (DFS): Likewise.
15119 * tree-stdarg.c (reachable_at_most_once): Likewise.
15120 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15121 (vectorizable_store): Likewise.
15123 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15125 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15126 (sccvn_dom_walker): make cond_stack an auto_vec.
15128 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15130 * ree.c (struct ext_state): Make type of members auto_vec.
15131 (find_and_remove_re): Adjust.
15133 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15135 * cfgexpand.c (struct stack_vars_data): Make type of fields
15137 (expand_used_vars): Adjust.
15139 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15141 * ipa.c (record_cdtor_fn): Adjust.
15142 (build_cdtor_fns): Likewise.
15143 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15146 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15148 * genextract.c (struct accum_extract): Add constructor and make
15150 (gen_insn): Adjust.
15152 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15154 * tree.c (struct free_lang_data_d): Add constructor and change
15155 types of members to ones that automatically manage resources.
15156 (fld_worklist_push): Adjust.
15157 (find_decls_types): Likewise.
15158 (find_decls_types_in_eh_region): Likewise.
15159 (free_lang_data_in_cgraph): Stop manually creating and
15160 destroying members of free_lang_data_d.
15162 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15164 PR rtl-optimization/68961
15165 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15166 peephole variant. Use sse_reg_operand predicates.
15168 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15170 * config/i386/predicates.md (x86_64_immediate_operand)
15171 <case CONST_INT>: Remove unneeded truncation to DImode.
15172 <case CONST>: Ditto.
15173 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15175 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15178 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15179 The xxperm and xxpermr instructions require that the 2nd input
15180 operand overlap with the output operand, and not the 1st.
15181 (altivec_vperm_v8hiv16qi): Likewise.
15182 (altivec_vperm_<mode>_uns_internal): Likewise.
15183 (altivec_vpermr_<mode>_internal): Likewise.
15184 (vperm_v8hiv4si): Likewise.
15185 (vperm_v16qiv8hi): Likewise.
15187 2016-07-12 Nathan Sidwell <nathan@acm.org>
15189 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15190 when -mno-pic-data-is-text-relative is in effect, by default.
15191 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15192 behavior and clarify.
15194 2016-07-12 Martin Liska <mliska@suse.cz>
15196 * params.def: Add avg-loop niter.
15197 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15198 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15199 * doc/invoke.texi: Document the new parameter.
15201 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15203 PR middle-end/71700
15204 * expr.c (store_constructor): Mask sign-extended bits when widening
15205 sub-word constructor element at the start of a word.
15207 2016-07-12 Martin Liska <mliska@suse.cz>
15209 * Makefile.in: Append rule for params-options.h.
15210 * params-options.h: New file.
15212 2016-07-12 Martin Liska <mliska@suse.cz>
15214 * ira-build.c (mark_loops_for_removal): Properly iterate
15217 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15218 Richard Biener <rguenther@suse.de>
15220 PR tree-optimization/23286
15221 PR tree-optimization/70159
15222 * doc/invoke.texi: Document -fcode-hoisting.
15223 * common.opt (fcode-hoisting): New flag.
15224 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15225 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15226 (do_regular_insertion): Rename to ...
15227 (do_pre_regular_insertion): ... this and amend general comments
15228 on insertion strathegy.
15229 (do_partial_partial_insertion): Rename to ...
15230 (do_pre_partial_partial_insertion): ... this.
15231 (do_hoist_insertion): New function.
15232 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15233 and call do_hoist_insertion properly.
15235 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15236 (pass_pre::execute): Register hoist_insert stats.
15238 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15240 PR middle-end/71716
15241 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15242 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15243 is different from mode's bitsize. Small cleanup.
15245 2016-07-12 Richard Biener <rguenther@suse.de>
15247 PR rtl-optimization/68961
15248 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15249 to simplify to a non-constant.
15251 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15253 PR middle-end/71758
15254 * omp-low.c (expand_omp_target): Gimplify device.
15256 PR tree-optimization/71823
15257 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15258 to get vec_oprnds2 from op2.
15260 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15262 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15263 Hoist common subexpressions.
15264 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15266 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15269 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15270 prevent generation of 'stxsiwx' on pre Power8 hardware.
15272 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15274 * input.c: Include cpplib.h.
15275 (selftest::temp_source_file): New class.
15276 (selftest::temp_source_file::temp_source_file): New ctor.
15277 (selftest::temp_source_file::~temp_source_file): New dtor.
15278 (selftest::should_have_column_data_p): New function.
15279 (selftest::test_should_have_column_data_p): New function.
15280 (selftest::temp_line_table): New class.
15281 (selftest::temp_line_table::temp_line_table): New ctor.
15282 (selftest::temp_line_table::~temp_line_table): New dtor.
15283 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15284 it to create a temp_line_table.
15285 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15286 locations that are known to have column data.
15287 (selftest::line_table_case): New struct.
15288 (selftest::test_reading_source_line): Move tempfile handling
15289 to class temp_source_file.
15290 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15291 (selftest::assert_token_loc_eq): New function.
15292 (ASSERT_TOKEN_LOC_EQ): New macro.
15293 (selftest::test_lexer): New function.
15294 (selftest::boundary_locations): New array.
15295 (selftest::input_c_tests): Call test_should_have_column_data_p.
15296 Loop over a test matrix of interesting values of location and
15297 default_range_bits, calling test_lexer on each case in the matrix.
15298 Move call to test_accessing_ordinary_linemaps into the matrix.
15299 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15300 (ASSERT_EQ_AT): New macro.
15302 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15305 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15306 Don't convert TImode in debug insn.
15308 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15310 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15311 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15312 (tree_type_common::lang_flag_7): New.
15313 (tree_type_common::spare): Reduce size.
15314 * tree.h (TYPE_ALIGN_OK): Remove.
15315 (TYPE_LANG_FLAG_7): New.
15316 (get_inner_reference): Adjust header.
15317 * print-tree.c (print_node): Adjust.
15318 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15319 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15320 calls to get_inner_reference.
15321 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15322 handling of TYPE_ALIGN_OK.
15323 * builtins.c (get_object_alignment_2): Adjust call to
15324 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15325 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15327 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15328 * cfgexpand.c (expand_debug_expr): Likewise.
15329 * dbxout.c (dbxout_expand_expr): Likewise.
15330 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15331 loc_list_from_tree, fortran_common): Likewise.
15332 * fold-const.c (optimize_bit_field_compare,
15333 decode_field_reference, fold_unary_loc, fold_comparison,
15334 split_address_to_core_and_offset): Likewise.
15335 * gimple-laddress.c (execute): Likewise.
15336 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15337 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15338 * hsa-gen.c (gen_hsa_addr): Likewise.
15339 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15340 * tsan.c (instrument_expr): Likewise.
15341 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15342 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15343 * tree-affine.c (tree_to_aff_combination,
15344 get_inner_reference_aff): Adjust calls to get_inner_reference.
15345 * tree-data-ref.c (split_constant_offset_1,
15346 dr_analyze_innermost): Likewise.
15347 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15348 * tree-sra.c (ipa_sra_check_caller): Likewise.
15349 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15350 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15351 bswap_replace): Likewise.
15352 * tree-vect-data-refs.c (vect_check_gather,
15353 vect_analyze_data_refs): Likewise.
15354 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15355 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15358 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15360 * Makefile.in (selftest-valgrind): New phony target.
15361 * function-tests.c (selftest::build_cfg): Delete pass instances
15362 created by the test.
15363 (selftest::convert_to_ssa): Likewise.
15364 (selftest::test_expansion_to_rtl): Likewise.
15365 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15367 (selftest::test_diamond): Likewise.
15369 2016-07-11 Richard Biener <rguenther@suse.de>
15371 PR tree-optimization/71816
15372 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15373 than replacing all of its operands.
15375 2016-07-11 Alan Modra <amodra@gmail.com>
15377 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15378 (ctr<mode>): Add unspec.
15379 (ctr<mode>_internal*): Likewise.
15381 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15383 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15384 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15386 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15388 PR rtl-optimization/71621
15389 * lra-constraints.c (process_alt_operands): Check combination of
15390 reg class and mode.
15392 2016-07-08 Jason Merrill <jason@redhat.com>
15393 Richard Biener <rguenther@suse.de>
15395 P0145: Refining Expression Order for C++.
15396 * gimplify.c (initial_rhs_predicate_for): New.
15397 (gimplfy_modify_expr): Gimplify RHS before LHS.
15399 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15402 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15403 Allow standard error handling to take over when a wrong number
15404 of arguments is presented to __builtin_vec_ld () or
15405 __builtin_vec_st ().
15407 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15409 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15414 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15415 __builtin_aarch64_fmaxv2sf.
15416 (vmaxnmq_f32): Likewise.
15417 (vmaxnmq_f64): Likewise.
15418 (vminnm_f32): Likewise.
15419 (vminnmq_f32): Likewise.
15420 (vminnmq_f64): Likewise.
15422 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15425 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15426 enable -mfloat128-hardware by default.
15427 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15428 that IEEE 128-bit hardware support needs.
15429 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15430 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15431 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15432 floating point requires.
15433 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15434 -mfloat128 and -mfloat128-hardware changes.
15436 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15438 PR tree-optimization/71667
15439 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15441 2016-07-08 Martin Liska <mliska@suse.cz>
15443 PR middle-end/71606
15444 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15445 folding produces SAVE_EXPRs, thus return false for the type.
15447 2016-07-07 Martin Liska <mliska@suse.cz>
15449 * file-find.c (remove_prefix): New function.
15450 * file-find.h (remove_prefix): Declare the function.
15451 * gcc-ar.c (main): Skip a folder of the wrapper if
15452 a wrapped binary would point to the same file.
15454 2016-07-07 Jan Hubicka <jh@suse.cz>
15456 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15457 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15458 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15460 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15463 * ipa-inline-analysis.c (compute_inline_parameters): Set
15464 local.can_change_signature to false for intrumentation
15467 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15469 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15470 with TARGET_HAVE_MOVT.
15471 (TARGET_HAVE_MOVT): Define.
15472 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15473 availability with TARGET_HAVE_MOVT.
15474 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15476 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15478 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15479 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15480 * config/arm/constraints.md (define_constraint "j"): Use
15481 TARGET_HAVE_MOVT to check MOVT availability.
15483 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15485 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15487 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15489 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15490 (armv8-m.main): Likewise.
15491 (armv8-m.main+dsp): Likewise.
15492 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15493 (FL_FOR_ARCH8M_MAIN): Likewise.
15494 * config/arm/arm-tables.opt: Regenerate.
15495 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15496 armv8-m.main+dsp to BE8_LINK_SPEC.
15497 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15498 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15499 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15500 Baseline and Mainline.
15501 (arm_option_override_internal): Also disable arm_restrict_it when
15502 !arm_arch_notm. Update comment for -munaligned-access to also cover
15504 (arm_file_start): Increase buffer size for printing architecture name.
15505 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15506 and armv8-m.main+dsp.
15507 (mno-unaligned-access): Clarify that this is disabled by default for
15508 ARMv8-M Baseline architectures as well.
15510 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15512 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15513 decide whether to prevent some libgcc routines being included for some
15514 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15515 link between this condition and the one in
15516 libgcc/config/arm/lib1func.S.
15518 2016-07-07 Richard Biener <rguenther@suse.de>
15520 * tree-ssa-pre.c: Include alias.h.
15521 (compute_avail): If we have multiple VN_REFERENCEs with the
15522 same hashtable entry adjust that to make it a valid replacement
15523 for all of them with respect to alignment and aliasing
15524 when doing insertion.
15525 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15526 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15528 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15532 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15533 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15536 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15538 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15539 (adjust_mems): Adjust.
15540 (adjust_insn): Likewise.
15541 (prepare_call_arguments): Likewise.
15543 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15545 * gcse.c (struct ls_expr): Make stores field a vector.
15546 (ldst_entry): Adjust.
15547 (free_ldst_entry): Likewise.
15548 (print_ldst_list): Likewise.
15549 (compute_ld_motion_mems): Likewise.
15550 (update_ld_motion_stores): Likewise.
15552 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15554 * gcse.c (struct ls_expr): Remove loads field.
15555 (ldst_entry): Adjust.
15556 (free_ldst_entry): Likewise.
15557 (print_ldst_list): Likewise.
15558 (compute_ld_motion_mems): Likewise.
15560 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15562 * store-motion.c (struct st_expr): Make antic_stores a vector.
15563 (st_expr_entry): Adjust.
15564 (free_st_expr_entry): Likewise.
15565 (print_store_motion_mems): Likewise.
15566 (find_moveable_store): Likewise.
15567 (compute_store_table): Likewise.
15568 (remove_reachable_equiv_notes): Likewise.
15569 (replace_store_insn): Likewise.
15570 (build_store_vectors): Likewise.
15572 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15574 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15575 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
15577 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15579 PR tree-optimization/71518
15580 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
15581 misalign also for outer loops with negative step.
15583 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
15585 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
15586 (cortex_a53_shift): Add mov_shift.
15587 (cortex_a53_shift_reg): Add new reservation for register shifts.
15588 (cortex_a53_alu): Remove bfm.
15589 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
15590 (cortex_a53_alu_extr): Add new reservation for EXTR.
15591 (bypasses): Improve bypass modelling.
15593 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15596 * config/avr/avr.c (avr_asm_select_section): Strip off
15597 SECTION_DECLARED from flags when calling get_section.
15599 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15601 * tree-vectorizer.h (vect_memory_access_type): Add
15602 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15603 * tree-vect-stmts.c (compare_step_with_zero): New function.
15604 (perm_mask_for_reverse): Move further up file.
15605 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15607 (get_negative_load_store_type): New function.
15608 (get_load_store_type): Call it. Add an ncopies argument.
15609 (vectorizable_mask_load_store): Update call accordingly and
15610 remove tests for negative steps.
15611 (vectorizable_store, vectorizable_load): Likewise. Handle new
15612 memory_access_types.
15614 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15616 * tree-vectorizer.h (vect_memory_access_type): New enum.
15617 (_stmt_vec_info): Add a memory_access_type field.
15618 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15619 (vect_model_store_cost): Take an access type instead of a boolean.
15620 (vect_model_load_cost): Likewise.
15621 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15622 vect_model_store_cost and vect_model_load_cost.
15623 * tree-vect-stmts.c (vec_load_store_type): New enum.
15624 (vect_model_store_cost): Take an access type instead of a
15625 store_lanes_p boolean. Simplify tests.
15626 (vect_model_load_cost): Likewise, but for load_lanes_p.
15627 (get_group_load_store_type, get_load_store_type): New functions.
15628 (vectorizable_store): Use get_load_store_type. Record the access
15629 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15630 (vectorizable_load): Likewise.
15631 (vectorizable_mask_load_store): Likewise. Replace is_store
15632 variable with vls_type.
15634 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15636 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15637 single_element_p parameter.
15638 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15639 Check the PR65518 case here rather than in vectorizable_load.
15640 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15641 * tree-vect-stmts.c (vectorizable_load): Likewise.
15643 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15645 * tree-vectorizer.h (gather_scatter_info): New structure.
15646 (vect_check_gather_scatter): Return a bool rather than a decl.
15647 Replace return-by-pointer arguments with a single
15648 gather_scatter_info *.
15649 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15650 (vect_analyze_data_refs): Update call accordingly.
15651 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15652 (vectorizable_mask_load_store): Likewise. Also record the
15653 offset dt and vectype in the gather_scatter_info.
15654 (vectorizable_store): Likewise.
15655 (vectorizable_load): Likewise.
15657 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15659 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15660 strided groups, use the cost of N scalar accesses instead
15661 of ncopies vector accesses.
15662 (vect_model_load_cost): Likewise.
15664 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15666 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15667 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15668 variable to indicate when once-per-group costs are being used.
15669 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15671 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15673 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15674 peeling-for-gaps condition.
15676 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15678 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15679 element to register if it doesn't match general_operand.
15681 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15682 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15684 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15686 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15687 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15688 (SIGNBIT): New mode iterator.
15689 (Fsignbit): New mode attribute.
15690 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15691 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15692 when direct moves are available.
15693 (signbit<mode>2_dm): New define_insn_and_split).
15694 (signbit<mode>2_dm2): New define_insn.
15696 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15698 PR rtl-optimization/71594
15699 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15700 into subregs of appropriate mode before trying to emit a conditional
15703 2016-07-05 Jan Hubicka <jh@suse.cz>
15705 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15706 (simple_iv): Use it.
15708 2016-07-05 Jan Hubicka <jh@suse.cz>
15710 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15712 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15714 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15717 2016-07-05 Jan Hubicka <jh@suse.cz>
15719 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15722 2016-07-05 Richard Biener <rguenther@suse.de>
15724 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15725 Handle empty else block.
15726 (is_feasible_trace): Likewise.
15727 (split_paths): Likewise.
15729 2016-07-05 Richard Biener <rguenther@suse.de>
15731 * tree-loop-distribution.c (distribute_loop): Fix issue with
15732 the cost model loop.
15734 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15736 * config/arm/neon-testgen.ml: Delete.
15737 * config/arm/neon.ml: Delete.
15739 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15742 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15743 directly using TREE_PURPOSE.
15745 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15747 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15748 * config/aarch64/aarch64_neon.h: Likewise.
15749 * config/aarch64/arm_neon.h: Likewise.
15750 * config/aarch64/atomics.md: Likewise.
15751 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15752 * doc/invoke.texi: Likewise.
15754 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15756 * config/s390/s390.md: Add "z13" cpu_facility.
15757 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15758 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15759 condition" type instructions.
15761 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15762 Jeff Law <law@redhat.com>
15764 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15765 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15767 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15769 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15770 permutation for TARGET_AVX512F.
15771 (ix86_expand_vec_one_operand_perm_avx512): New function.
15772 (expand_vec_perm_1): Invoke introduced function.
15773 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15774 it may be not valid after vectorization.
15776 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15779 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15780 typo in comment. Only force to memory if it is a weak
15781 external reference.
15783 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15784 Jiong Wang <jiong.wang@arm.com>
15786 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15787 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15788 (AARCH64_FL_F16): New.
15789 (AARCH64_FL_FOR_ARCH8_2): New.
15790 (AARCH64_ISA_8_2): New.
15791 (AARCH64_ISA_F16): New.
15792 (TARGET_FP_F16INST): New.
15793 (TARGET_SIMD_F16INST): New.
15794 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15795 ("fp"): Disabling "fp" also disables "fp16".
15796 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15797 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15798 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15799 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15801 2016-07-04 Jan Beulich <jbeulich@suse.com>
15803 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15805 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15808 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15809 the insns, use an insn form that does not adjust the offset on
15810 little endian systems.
15812 2016-07-01 Jan Beulich <jbeulich@suse.com>
15814 * varasm.c (get_variable_section): Validate initializer in
15815 named .bss-like sections.
15817 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15819 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15820 Exchange the order of the second and third operands in the vpermr
15821 instruction tmeplate.
15823 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15826 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15827 Disallow TDmode values.
15829 2016-07-01 Alan Modra <amodra@gmail.com>
15831 PR rtl-optimization/71709
15832 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15833 being set, not referenced.
15835 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15837 PR tree-optimization/70729
15838 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15839 of loop since it can be not valid after transformation.
15841 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15843 * config/arm/arm.c (thumb_reload_in_hi): Delete.
15844 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
15846 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
15848 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
15851 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15854 * config/rs6000/constraints.md (wY constraint): New constraint to
15855 match the requirements for the LXSD and STXSD instructions.
15856 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
15857 predicate to match the requirements for the LXSD and STXSD
15859 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
15860 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
15861 to make sure that the bottom 2 bits of offset are 0, the address
15862 form is offsettable, and no updating is done in the address mode.
15863 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
15864 (movdi_internal32): Likewise
15865 (movdi_internal64): Likewise.
15867 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15869 PR tree-optimization/71707
15870 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
15871 strinfo even for ADDR_EXPR ptr.
15873 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
15875 * config/rs6000/altivec.md (darn_32): Change the condition to
15876 TARGET_P9_MISC instead of TARGET_MODULO.
15877 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
15878 condition expression.
15879 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
15880 condition expression.
15881 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
15882 (DFP_TEST): New code iterator.
15883 (dfptstsfi_<code>_mode>): New define_expand.
15884 (*dfp_sgnfcnc_<mode>): New define_insn.
15885 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
15886 definition next to BU_P9_MISC_1 definition and change the MASK
15887 value to RS6000_BTM_P9_MISC.
15888 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
15889 (BU_P9_64BIT_MISC_0): Likewise.
15890 (BU_P9_DFP_MISC_0): New macro definition.
15891 (BU_P9_DFP_MISC_1): New macro definition.
15892 (BU_P9_DFP_MISC_2): New macro definition.
15893 (BU_P9_DFP_OVERLOAD_1): New macro definition.
15894 (BU_P9_DFP_OVERLOAD_2): New macro definition.
15895 (BU_P9_DFP_OVERLOAD_3): New macro definition.
15896 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
15897 (TSTSFI_LT_TD): Likewise.
15898 (TSTSFI_EQ_DD): Likewise.
15899 (TSTSFI_EQ_TD): Likewise.
15900 (TSTSFI_GT_DD): Likewise.
15901 (TSTSFI_GT_TD): Likewise.
15902 (TSTSFI_OV_DD): Likewise.
15903 (TSTSFI_OV_TD): Likewise.
15904 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
15905 (TSTSFI_LT_DD): Likewise.
15906 (TSTSFI_LT_TD): Likewise.
15907 (TSTSFI_EQ): Likewise.
15908 (TSTSFI_EQ_DD): Likewise.
15909 (TSTSFI_EQ_TD): Likewise.
15910 (TSTSFI_GT): Likewise.
15911 (TSTSFI_GT_DD): Likewise.
15912 (TSTSFI_GT_TD): Likewise.
15913 (TSTSFI_OV): Likewise.
15914 (TSTSFI_OV_DD): Likewise.
15915 (TSTSFI_OV_TD): Likewise.
15916 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15917 overloaded test significance functions.
15918 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15919 OPTION_MASK_P9_MISC into the representation of this mask.
15920 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
15922 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
15923 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
15925 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
15926 argument is a 6-bit unsigned literal value if the icode argument
15927 represents a DFP test significance built-in call.
15928 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
15929 flag used independently and in combination with the
15930 RS6000_BTM_64BIT flag.
15931 (rs6000_opt_masks): Add entry for power9-misc command-line option.
15932 (rs6000_builtin_mask_names): Add entry for power9-misc
15933 command-line option.
15934 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
15935 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
15936 RS6000_BTM_P9_MISC macros.
15937 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
15938 option and change the description of the -mpower9-vector option to
15939 enable only vector instructions, removing its erroneously claimed
15940 support for scalar instructions.
15941 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15942 the ISA 3.0 digital floating point test significance built-in
15945 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
15947 * config/aarch64/aarch64.c (cortexa35_tunings):
15948 Enable AES fusion. Use cortexa57_branch_cost.
15949 (cortexa53_tunings): Use cortexa57_branch_cost.
15950 (cortexa72_tunings): Use cortexa57_branch_cost.
15951 Use AUTOPREFETCHER_WEAK.
15952 (cortexa73_tunings): Use cortexa57_branch_cost.
15954 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15955 James Greenhalgh <james.greenhalgh@arm.com>
15957 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
15958 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
15959 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
15960 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
15961 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
15962 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
15963 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
15964 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
15965 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
15966 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
15967 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
15968 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
15969 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
15972 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
15973 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15975 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
15977 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
15979 2016-06-30 David Malcolm <dmalcolm@redhat.com>
15982 * gcc.c (driver::build_option_suggestions): Pass "option" to
15983 add_misspelling_candidates.
15984 * opts-common.c (add_misspelling_candidates): Add "option" param;
15985 use it to avoid adding negated forms for options marked with
15987 * opts.h (add_misspelling_candidates): Add "option" param.
15989 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15991 PR middle-end/71693
15992 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
15993 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
15994 first when permuting bitwise operation with rotate. Cast
15995 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
15997 2016-06-29 David Malcolm <dmalcolm@redhat.com>
15999 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16000 for misspelled param names.
16001 * params.c: Include spellcheck.h.
16002 (find_param_fuzzy): New function.
16003 * params.h (find_param_fuzzy): New prototype.
16004 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16005 * spellcheck.h (struct edit_distance_traits<const char *>):
16008 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16010 * config/rs6000/predicates.md (const_0_to_7_operand): New
16011 predicate, recognize 0..7.
16012 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16013 support for doing extracts from V16QImode, V8HImode, V4SImode
16015 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16016 vector extract support.
16017 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16018 for ISA 3.0 vector extract.
16019 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16020 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16021 extracts of a constant element number from small integer vectors
16022 on 64-bit ISA 3.0 systems.
16023 (vsx_extract_<mode>_di): Likewise.
16024 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16025 say when we can do ISA 3.0 vector extracts.
16026 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16027 registers, using the stxsiwx instruction.
16029 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16031 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16032 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16033 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16034 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16035 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16036 * config/arm/arm.c (arm_qdf24xx_tune): New.
16038 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16040 * config/aarch64/aarch64.c (cortexa53_tunings):
16041 Increase loop alignment to 8. Set function alignment to 16.
16042 (cortexa35_tunings): Likewise.
16043 (cortexa57_tunings): Increase loop alignment to 8.
16044 (cortexa72_tunings): Likewise.
16045 (cortexa73_tunings): Likewise.
16047 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16049 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16050 for arm_fp16_ok and arm_fp16_hw.
16051 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16052 arm_fp16_alternative.
16054 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16056 PR tree-optimization/71655
16057 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16058 types when swapping operands.
16060 2016-06-29 Martin Liska <mliska@suse.cz>
16062 PR middle-end/71585
16063 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16064 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16065 of build_optimization_node.
16067 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16069 PR tree-optimization/70729
16070 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16071 independent in loops having positive safelen value.
16072 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16073 it may be not valid after vectorization.
16075 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16077 PR tree-optimization/71625
16078 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16079 is sorted by ascending list->offset. If PTR is non-NULL and there is
16080 previous strinfo, call get_stridx_plus_constant.
16081 (get_stridx): Pass exp as second argument to get_addr_stridx.
16082 (addr_stridxptr): Add missing list = list->next, so that there can be
16083 more than one entries in the list. Bump limit from 16 to 32. Ensure
16084 the list is sorted by ascending list->offset.
16085 (get_stridx_plus_constant): Adjust so that it can be also called with
16086 ADDR_EXPR instead of SSA_NAME as PTR.
16087 (handle_char_store): Pass NULL_TREE as second argument to
16090 2016-06-29 Richard Biener <rguenther@suse.de>
16092 PR rtl-optimization/68961
16093 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16095 2016-06-29 Richard Biener <rguenther@suse.de>
16097 PR middle-end/71002
16098 * alias.c (component_uses_parent_alias_set_from): Handle
16099 type punning through union accesses by using the union alias set.
16100 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16102 2016-07-29 Richard Biener <rguenther@suse.de>
16104 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16105 precision not matching mode precision.
16107 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16109 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16110 pa_output_arg_descriptor.
16111 (call_val_symref_64bit_post_reload): Likewise.
16112 (call_val_powf_64bit_post_reload): Likewise.
16113 (sibcall_internal_symref_64bit): Likewise.
16114 (sibcall_value_internal_symref_64bit): Likewise.
16116 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16118 PR middle-end/71626
16119 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16120 a constant, force its SUBREG_REG into memory or register instead
16123 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16126 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16127 * doc/invoke.texi (AVR Options): Document it.
16129 2016-06-28 Walter Lee <walt@tilera.com>
16131 * config/tilegx/linux.h: Do not include arch/icache.h
16132 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16133 * config/tilepro/linux.h: Do not include arch/icache.h
16134 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16136 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16138 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16139 for big-endian BIT_FIELD_REF.
16141 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16143 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16144 ('size' attribute): Add '128'.
16146 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16147 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16148 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16149 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16150 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16151 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16152 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16153 *trunc<mode>df2_odd): Set size attribute to '128'.
16154 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16155 * config/rs6000/power6.md (power6-fp): Include dfp type.
16156 * config/rs6000/power7.md (power7-fp): Likewise.
16157 * config/rs6000/power8.md (power8-fp): Likewise.
16158 * config/rs6000/power9.md: New file.
16159 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16160 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16161 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16163 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16164 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16165 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16166 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16167 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16168 dfp_dscri_<mode>): Change type attribute to dfp.
16169 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16170 attribute to vecsimple.
16171 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16172 and prefetch streams.
16173 (rs6000_option_override_internal): Remove temporary code setting
16174 tuning to power8. Don't set rs6000_sched_groups for power9.
16175 (last_scheduled_insn): Change to rtx_insn *.
16176 (divide_cnt, vec_load_pendulum): New variables.
16177 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16178 (rs6000_issue_rate): Set issue rate for Power9.
16179 (is_power9_pairable_vec_type): New.
16180 (power9_sched_reorder2): New.
16181 (rs6000_sched_reorder2): Call new function for Power9 specific
16183 (insn_must_be_first_in_group): Remove Power9.
16184 (insn_must_be_last_in_group): Likewise.
16185 (force_new_group): Likewise.
16186 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16187 Initialize divide_cnt/vec_load_pendulum.
16188 (_rs6000_sched_context, rs6000_init_sched_context,
16189 rs6000_set_sched_context): Handle context save/restore of new
16192 2016-06-28 Richard Biener <rguenther@suse.de>
16194 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16195 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16196 COMPONENT_REF operand.
16197 (nonoverlapping_component_refs_p): Likewise.
16198 * stor-layout.c (start_bitfield_representative): Mark
16199 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16201 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16203 * Makefile.in: Don't cat ../stage_current if it does not exist.
16205 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16206 last argument is a bit-field.
16208 PR rtl-optimization/71673
16209 * internal-fn.c (expand_arith_overflow_result_store): Use
16210 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16211 expand_simple_binop.
16213 PR middle-end/66867
16214 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16215 expand_ifn_atomic_compare_exchange): New functions.
16216 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16217 * tree.h (build_call_expr_internal_loc): Rename to ...
16218 (build_call_expr_internal_loc_array): ... this. Fix up type of
16220 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16221 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16222 ATOMIC_COMPARE_EXCHANGE result.
16223 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16224 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16225 fold_builtin_atomic_compare_exchange): New prototypes.
16226 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16227 fold_builtin_atomic_compare_exchange): New functions..
16228 * tree-ssa.c (execute_update_addresses_taken): If
16229 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16230 of call when finding addressable vars, and if such var becomes
16231 non-addressable, call fold_builtin_atomic_compare_exchange.
16233 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16236 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16237 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16239 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16241 * config/rs6000/rs6000.md ('type' attribute): Add
16242 veclogical,veccmpfx,vecexts,vecmove insn types.
16243 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16244 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16245 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16246 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16247 *nabs<mode>2_hw): Change type to vecmove.
16248 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16249 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16250 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16251 *ieee_128bit_vsx_abs<mode>2_internal,
16252 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16253 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16254 *ieee128_mtvsrd_32bit): Change type to veclogical.
16255 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16256 *movdi_internal32, *movdi_internal64): Update insn types.
16257 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16258 vsx_extract_<mode>): Change type to veclogical.
16259 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16260 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16261 *vsx_sign_extend_si_v2di): Change type to vecexts.
16262 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16263 type to veclogical.
16264 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16265 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16266 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16267 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16268 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16269 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16270 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16271 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16272 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16273 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16274 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16275 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16276 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16277 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16278 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16279 (ppc7450-vecsimple): Add veclogical, vecmove.
16280 (ppc7450-veccmp): Add veccmpfx.
16281 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16283 (ppc8540_vector_compare): Add veccmpfx.
16284 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16285 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16286 (cell-vecsimple): Add veclogical, vecmove.
16287 (cell-veccmp): Add veccmpfx.
16288 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16289 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16291 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16292 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16293 (power4-vecsimple): Add veclogical, vecmove.
16294 (power4-veccmp): Add veccmpfx.
16295 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16296 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16297 (power6-vecsimple): Add veclogical, vecmove.
16298 (power6-veccmp): Add veccmpfx.
16299 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16300 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16301 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16302 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16303 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16304 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16305 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16307 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16309 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16312 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16313 OPTION_MASK_P9_DFORM_VECTOR.
16314 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16315 disable -mpower9-dform-vector when using reload.
16316 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16317 New 'strict' argument. Update all callers. Add strict addressing
16319 (rs6000_legitimate_offset_address_p): Remove call to
16320 virtual_stack_registers_memory_p.
16321 (rs6000_legitimize_reload_address): Add quad address support.
16322 (rs6000_legitimate_address_p): Move call to quad_address_p above
16323 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16324 to account for new strict usage.
16325 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16326 for new strict usage.
16327 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16329 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16336 * config/i386/i386.c (ix86_spill_class): Disable condition to
16337 always return NO_REGS.
16339 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16341 * predict.c: Include gimple-pretty-print.h
16342 (predicted_by_loop_heuristics_p): Check also
16343 PRED_LOOP_EXIT_WITH_RECURSION
16344 (predict_loops): Find self recursive calls and use special purpose
16345 predictors for them; dump log about decisions.
16346 (pass_profile::execute): Dump info about #of iterations.
16347 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16348 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16350 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16352 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16353 output_asm_insn calls and shorten long lines. Output .CALL
16354 argument descriptor using pa_output_arg_descriptor. Add various
16355 inline $$dyncall and other optimizations.
16356 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16358 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16360 PR tree-optimization/71643
16361 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16364 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16365 leak a bitmap if dep_bb is NULL.
16367 PR tree-optimization/71631
16368 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16369 to rewrite_expr_tree even if negate_result, move new_lhs var
16370 declaration and initialization earlier, for powi_result set afterwards
16371 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16372 if new_lhs != lhs, and don't shadow gsi var.
16374 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16376 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16377 Add in_loop parameter.
16378 (predict_loops): Add loop guard heuristics.
16379 * predict.def (PRED_LOOP_GUARD): New heuristics.
16381 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16383 * predict.c: Include ipa-utils.h
16384 (tree_bb_level_prediction): Predict recursive calls.
16385 (tree_estimate_probability_bb): Skip inexpensive calls for call
16387 * predict.def (PRED_RECURSIVE_CALL): New.
16389 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16391 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16392 (BU_FLOAT128_1): Likewise.
16394 (COPYSIGNQ): Likewise.
16395 (RS6000_BUILTIN_NANQ): Likewise.
16396 (RS6000_BUILTIN_NANSQ): Likewise.
16397 (RS6000_BUILTIN_INFQ): Likewise.
16398 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16399 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16400 (TARGET_FOLD_BUILTIN): New #define.
16401 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16402 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16403 (rs6000_fold_builtin): New target hook implementation, handling
16404 folding of 128-bit NaNs and infinities.
16405 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16406 entries are filled in to avoid problems during bootstrap
16407 self-test; define builtins for 128-bit NaNs and infinities.
16408 (rs6000_opt_mask): Add entry for float128.
16409 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16410 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16411 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16412 (const_str_type_node): New #define.
16413 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16414 to a define_expand that dispatches to either copysign<mode>3_soft
16415 or copysign<mode>3_hard.
16416 (copysign<mode>3_hard): Rename from copysign<mode>3.
16417 (copysign<mode>3_soft): New define_insn.
16418 * doc/extend.texi: Document new builtins.
16420 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16422 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16423 PRIu64 instead of lu.
16425 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16428 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16429 copy the type name.
16431 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16433 PR tree-optimization/71647
16434 * omp-low.c (lower_rec_input_clauses): Convert
16435 omp_clause_aligned_alignment (c) to size_type_node for the
16436 last argument of __builtin_assume_aligned.
16438 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16440 * configure.ac (calling ___tls_get_addr via GOT): New
16441 assembler/linker check.
16442 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16443 assembler and linker supports calling ___tls_get_addr via GOT.
16444 Otherise, defined to 0.
16445 * config.in: Regenerated.
16446 * configure: Likewise.
16447 * config/i386/constraints.md (Yb): New constraint.
16448 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16449 (REG_CLASS_NAMES): Likewise.
16450 (REG_CLASS_CONTENTS): Likewise.
16451 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16452 the b constraint with the Yb constraint. Call ___tls_get_addr
16453 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16455 (*tls_local_dynamic_base_32_gnu): Likewise.
16456 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16457 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16458 (*tls_local_dynamic_base_64_<mode>): Likewise.
16460 2016-06-24 Martin Liska <mliska@suse.cz>
16462 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16463 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16465 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16466 argument to true if the expected number of iterations is
16469 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16471 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16472 assemble for 32bit target.
16473 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16474 and $ld_ix86_gld_32_opt to link for 32bit target.
16475 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16476 * configure: Regenerate.
16478 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16480 * config/arm/arm.c (int_log2): Delete definition and prototype.
16481 (shift_op): Use exact_log2 instead of int_log2.
16482 (vfp3_const_double_for_fract_bits): Likewise.
16484 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16486 * internal-fn.c (expand_arith_set_overflow): New function.
16487 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16489 (expand_arith_overflow_result_store): Likewise. Handle precision
16490 smaller than mode precision.
16491 * tree-vrp.c (extract_range_basic): For imag part, handle
16492 properly signed 1-bit precision result.
16493 * doc/extend.texi (__builtin_add_overflow): Document that last
16494 argument can't be pointer to enumerated or boolean type.
16495 (__builtin_add_overflow_p): Document that last argument can't
16496 have enumerated or boolean type.
16498 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16499 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16501 * config/rs6000/predicates.md (splat_input_operand): Rework.
16502 Don't allow constants, since the insns that use this predicate
16503 don't support constants. Constants are handled by other insns
16504 that are created via combine. During and after register
16505 allocation, only allow indexed or indirect addresses, and not
16506 general addresses. Only allow modes supported by the hardware.
16507 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16508 comment. Move check for using VSPLTIS<x> to a common location,
16509 instead of doing it in two different places.
16511 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16513 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16514 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16515 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16516 signature_CENTAUR_ebx.
16518 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16522 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16523 (as_ix86_gas_32_opt): This.
16524 (ld_ix86_tls_ldm_opt): Renamed to ...
16525 (ld_ix86_gld_32_opt): This.
16526 (R_386_TLS_LDM reloc): Updated.
16527 (R_386_GOT32X reloc): New assembler/linker check.
16528 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16529 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16531 * config.in: Regenerated.
16532 * configure: Likewise.
16533 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16534 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16535 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16536 if ix86_force_load_from_GOT_p returns true.
16537 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16538 ix86_force_load_from_GOT_p returns true.
16539 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16540 the external function address via the GOT slot.
16541 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16542 HAVE_AS_IX86_GOT32X before returning false.
16543 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16544 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16546 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16548 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16550 2016-06-23 Andi Kleen <ak@linux.intel.com>
16552 * Makefile.in: Regenerate.
16553 * doc/install.texi: Document autoprofiledbootstrap.
16555 2016-06-23 Andi Kleen <ak@linux.intel.com>
16557 * config/i386/gcc-auto-profile: New file.
16559 2016-06-23 Martin Liska <mliska@suse.cz>
16561 PR middle-end/71619
16562 * predict.c (predict_loops): Revert the hunk that was removed
16565 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16567 * config.gcc: Add support for arm*-*-phoenix* targets.
16568 * config/arm/t-phoenix: New.
16569 * config/phoenix.h: New.
16571 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16572 H.J. Lu <hongjiu.lu@intel.com>
16575 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16576 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
16577 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
16578 ix86_force_load_from_GOT_p returns true.
16579 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
16580 ix86_force_load_from_GOT_p returns true.
16581 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
16582 ix86_force_load_from_GOT_p returns true.
16583 (ix86_expand_move): Load the external function address via the
16584 GOT slot if ix86_force_load_from_GOT_p returns true.
16585 * config/i386/predicates.md (x86_64_immediate_operand): Return
16586 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
16587 (x86_64_zext_immediate_operand): Ditto.
16589 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
16591 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
16593 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16596 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
16597 * diagnostic.c (pedwarn_at_rich_loc): New function.
16598 * spellcheck.h (best_match::best_match): Add a
16599 "best_distance_so_far" optional parameter.
16600 (best_match::set_best_so_far): New method.
16601 (best_match::get_best_distance): New accessor.
16602 (best_match::get_best_candidate_length): New accessor.
16604 2016-06-22 Nick Clifton <nickc@redhat.com>
16606 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16607 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16608 modes are accepted as well.
16609 (ucompare_loc_descriptor): Likewise.
16610 (minmax_loc_descriptor): Likewise.
16611 (clz_loc_descriptor): Likewise.
16612 (popcount_loc_descriptor): Likewise.
16613 (bswap_loc_descriptor): Likewise.
16614 (rotate_loc_descriptor): Likewise.
16615 (mem_loc_descriptor): Likewise.
16616 (loc_descriptor): Likewise.
16618 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16620 * common.opt (fdiagnostics-parseable-fixits): New option.
16621 * diagnostic.c: Include "selftest.h".
16622 (print_escaped_string): New function.
16623 (print_parseable_fixits): New function.
16624 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16625 (selftest::assert_print_escaped_string): New function.
16626 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16627 (selftest::test_print_escaped_string): New function.
16628 (selftest::test_print_parseable_fixits_none): New function.
16629 (selftest::test_print_parseable_fixits_insert): New function.
16630 (selftest::test_print_parseable_fixits_remove): New function.
16631 (selftest::test_print_parseable_fixits_replace): New function.
16632 (selftest::diagnostic_c_tests): New function.
16633 * diagnostic.h (struct diagnostic_context): Add field
16634 "parseable_fixits_p".
16635 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16636 -fdiagnostics-parseable-fixits.
16637 (-fdiagnostics-parseable-fixits): New option.
16638 * opts.c (common_handle_option): Handle
16639 -fdiagnostics-parseable-fixits.
16640 * selftest-run-tests.c (selftest::run_tests): Call
16641 selftest::diagnostic_c_tests.
16642 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16644 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16646 PR tree-optimization/71488
16647 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16648 comparison of boolean vectors.
16649 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16650 of boolean vectors using bitwise operations.
16652 2016-06-22 Andreas Schwab <schwab@suse.de>
16654 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16655 Remove declaration.
16657 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16659 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16661 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16663 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16666 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16668 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16669 * config/arm/arm-cores.def (cortex-a73): New entry.
16670 (cortex-a73.cortex-a35): Likewise.
16671 (cortex-a73.cortex-a53): Likewise.
16672 * config/arm/arm-tables.opt: Regenerate.
16673 * config/arm/arm-tune.md: Likewise.
16674 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16675 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16676 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16677 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16678 * doc/invoke.texi (ARM Options): Document cortex-a73,
16679 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16681 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16683 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16684 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16685 (cortex-a73.cortex-a35): Likewise.
16686 (cortex-a73.cortex-a53): Likewise.
16687 * config/aarch64/aarch64-tune.md: Regenerate.
16688 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16689 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16692 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16694 * configure.ac (gcc_cv_as_compress_debug): Remove
16695 --compress-debug-sections as extra as switch.
16696 Handle gas --compress-debug-sections=type.
16697 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16698 Handle gld --compress-debug-sections=type.
16699 * configure: Regenerate.
16701 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16703 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16705 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16707 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16708 (do_rewrite): likewise.
16710 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16712 * common/config/mep/mep-common.c: Remove.
16713 * config.gcc: Remove mep-* support.
16714 * config/mep/constraints.md: Remove.
16715 * config/mep/default.h: Remove.
16716 * config/mep/intrinsics.h: Remove.
16717 * config/mep/intrinsics.md: Remove.
16718 * config/mep/ivc2-template.h: Remove.
16719 * config/mep/mep-c5.cpu: Remove.
16720 * config/mep/mep-core.cpu: Remove.
16721 * config/mep/mep-default.cpu: Remove.
16722 * config/mep/mep-ext-cop.cpu: Remove.
16723 * config/mep/mep-intrin.h: Remove.
16724 * config/mep/mep-ivc2.cpu: Remove.
16725 * config/mep/mep-pragma.c: Remove.
16726 * config/mep/mep-protos.h: Remove.
16727 * config/mep/mep.c: Remove.
16728 * config/mep/mep.cpu: Remove.
16729 * config/mep/mep.h: Remove.
16730 * config/mep/mep.md: Remove.
16731 * config/mep/mep.opt: Remove.
16732 * config/mep/predicates.md: Remove.
16733 * config/mep/t-mep: Remove.
16734 * doc/install.texi: Remove mep-* documentation.
16735 * doc/md.texi: Likewise.
16737 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16739 * config.gcc: Remove support for avr-rtems.
16740 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16741 * config/avr/rtems.h: Remove.
16742 * config/avr/t-rtems: Remove.
16744 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16746 * config.gcc: Remove m32r-rtems support.
16747 * config/m32r/rtems.h: Remove.
16749 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16751 * config.gcc: Remove h8300-rtems support.
16752 * config/h8300/rtems.h: Remove.
16753 * config/h8300/t-rtems: Remove.
16755 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16757 * config.gcc: Remove support for knetbsd.
16758 * configure.ac: Likewise.
16759 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16760 * config/knetbsd-gnu.h: Remove.
16761 * configure: Regenerate.
16763 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16765 * config.gcc: Remove support for openbsd 2 and 3.
16766 * config/openbsd-oldgas.h: Remove.
16768 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16770 * config.gcc: Remove interix support.
16771 * config/i386/i386-interix.h: Remove.
16772 * config/i386/interix.opt: Remove.
16773 * config/i386/t-interix: Remove.
16774 * configure: Regenerate.
16775 * configure.ac: Remove interix support.
16776 * doc/install.texi: Remove interix documentation.
16778 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16780 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16781 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16784 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16786 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16787 they are both PLACEHOLDER_EXPRs.
16789 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16791 * stor-layout.c (layout_type): Move setting complex MODE to
16792 layout_type, instead of setting it ahead of time by the caller.
16793 * tree.c (build_complex_type): Likewise.
16795 2016-06-21 Martin Liska <mliska@suse.cz>
16797 * predict.c (force_edge_cold): Replace imposisble with
16800 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16802 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16803 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16805 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16807 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16809 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16810 Ilya Enkovich <ilya.enkovich@intel.com>
16813 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16814 New member function to convert V1TImode register to SUBREG
16815 TImode in debug insn.
16816 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16817 after changing register mode to V1TImode.
16819 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16821 * config/aarch64/aarch64-cores.def (vulcan): New core.
16822 * config/aarch64/aarch64-tune.md: Regenerate.
16823 * doc/invoke.texi: Document vulcan as an available option.
16825 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16827 * cse.c (canon_asm_operands): New function extracted from...
16828 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16829 either standalone or member of a PARALLEL.
16831 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16834 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16835 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16836 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16838 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16841 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
16842 constant addresses if can_create_pseudo_p.
16844 2016-06-21 Jakub Jelinek <jakub@redhat.com>
16846 PR tree-optimization/71588
16847 * tree-ssa-strlen.c (valid_builtin_call): New function.
16848 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
16851 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16853 PR middle-end/71581
16854 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
16855 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
16856 for conversion of scalar user var to complex type and use the
16857 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
16860 PR rtl-optimization/71591
16861 * toplev.c (toplev::run_self_tests): If no_backend, complain and
16862 don't run any tests.
16864 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
16867 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
16868 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
16869 space for PIC with non-v32 and the common non-PIC "jump".
16871 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16874 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
16875 returned values and add UN*/LTGT/*ORDERED cases with values matching
16876 D operand modifier on vcmp for AVX.
16878 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16880 * config/aarch64/aarch64.opt
16881 (mpc-relative-literal-loads): Rename internal option name.
16882 * config/aarch64/aarch64.c
16883 (aarch64_nopcrelative_literal_loads): Rename to
16884 aarch64_pcrelative_literal_loads.
16885 (aarch64_expand_mov_immediate): Likewise.
16886 (aarch64_secondary_reload): Likewise.
16887 (aarch64_can_use_per_function_literal_pools_p): Likewise.
16888 (aarch64_override_options_after_change_1): Rename and simplify logic.
16889 (aarch64_classify_symbol): Merge large model checks into switch,
16890 remove pc-relative load check.
16892 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16894 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
16895 costs relative to the cost of a register move.
16897 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16899 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
16900 (vcvt_n_f64_u64): Likewise.
16901 (vcvt_n_s64_f64): Likewise.
16902 (vcvt_n_u64_f64): Likewise.
16903 (vcvt_f64_s64): Likewise.
16904 (vrecpe_f64): Likewise.
16905 (vcvt_f64_u64): Likewise.
16906 (vrecps_f64): Likewise.
16908 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16910 * config/aarch64/aarch64.md
16911 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
16913 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
16915 * config/aarch64/aarch64-builtins.c
16916 (aarch64_types_binop_uss_qualifiers): Delete.
16917 (TYPES_BINOP_USS): Likewise.
16918 (aarch64_types_binop_sus_qualifiers): Likewise.
16919 (TYPES_BINOP_SUS): Likewise.
16920 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
16921 (TYPES_FCVTIMM_SUS): Likewise.
16922 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
16924 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
16925 (fcvtzs): Use SHIFTIMM rather than BINOP.
16926 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
16928 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16930 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
16931 costs relative to the cost of a register move.
16933 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16935 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
16936 Allow scalar/single vector modes to be tieable.
16938 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16940 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
16942 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16944 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
16946 * tree.h (TYPE_ALIGN): Likewise.
16948 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16951 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
16953 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16955 * config/avr/avr.c (avr_print_operand): Fix "format not a string
16956 literal" build warnings.
16957 (avr_print_operand_address): Dito.
16959 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
16962 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
16963 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
16965 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
16967 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
16969 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
16972 * reload1.c (reload): Pass 0 to finish_spills when called because
16973 update_eliminables_and_spill returns true and remove did_spill.
16974 (finish_spills): Adjust comment and document GLOBAL parameter.
16976 2016-06-17 DJ Delorie <dj@redhat.com>
16979 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
16980 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
16981 (umulqihi3_virt): Likewise.
16982 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
16983 (umulqihi3_real): Likewise.
16985 2016-06-17 Martin Liska <mliska@suse.cz>
16987 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
16989 2016-06-17 Martin Liska <mliska@suse.cz>
16991 * predict.def: PRED_LOOP_EXIT from 92 to 85.
16993 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
16995 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
16997 (vaddq_f32): Likewise.
16998 (vmul_f32): Likewise.
16999 (vmulq_f32): Likewise.
17000 (vsub_f32): Likewise.
17001 (vsubq_f32): Likewise.
17003 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17005 PR tree-optimization/71347
17006 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17007 cost for all uses in group.
17009 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17011 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17012 insert gimple seq if it's not empty.
17014 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17016 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17018 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17019 rather than OFFSET.
17020 (comp_dr_with_seg_len_pair): Ditto.
17021 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17022 struct dr_with_seg_len_pair against DR_OFFSET.
17023 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17024 DR_OFFSET directly.
17026 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17028 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17030 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17032 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17033 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17034 (pa_output_millicode_call): Likewise.
17035 (pa_output_call): Likewise.
17036 (pa_output_indirect_call): Likewise.
17037 (pa_asm_output_mi_thunk): Likewise.
17039 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17041 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17043 2016-06-16 Martin Liska <mliska@suse.cz>
17045 * predict.c (combine_predictions_for_insn): When we find a first
17046 match predictor, we should consider just predictors with
17047 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17048 DS theory predictor.
17049 (combine_predictions_for_bb): Likewise.
17051 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17053 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17054 with base of reference to struct.
17056 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17058 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17060 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17063 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17064 progmem_swtable_section.
17065 (progmem_swtable_section): Remove.
17066 (avr_asm_function_rodata_section): Remove.
17067 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17068 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17070 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17072 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17073 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17074 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17075 signature_CENTAUR_ebx.
17076 * config/i386/i386.c (ix86_option_override_internal): Add
17077 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17078 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17079 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17081 2016-06-16 Martin Liska <mliska@suse.cz>
17083 * predict.def: Add fortran loop preheader predictor.
17084 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17085 fold IFN_BUILTIN_EXPECT with a known constant argument.
17087 2016-06-16 Martin Liska <mliska@suse.cz>
17089 * predict.def: Add 'Fortran' to display text of all
17090 PRED_FORTRAN_* predictors.
17092 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17095 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17096 [IA64_BUILTIN_NANSQ]: Ditto.
17097 (ia64_fold_builtin): New function.
17098 (TARGET_FOLD_BUILTIN): New define.
17099 (ia64_init_builtins) Declare const_string_type node.
17100 Add __builtin_nanq and __builtin_nansq builtin functions.
17101 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17103 2016-06-16 Nick Clifton <nickc@redhat.com>
17105 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17106 MSP430_HWMULT_ prefix to enum values.
17107 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17108 * config/msp430/msp430.c: Update use of enum values.
17109 * config/msp430/msp430.md: Likewise.
17110 * config/msp430/msp430.opt: Likewise.
17112 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17114 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17115 of comparsions in the last iteration.
17117 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17118 Joern Rennecke <joern.rennecke@embecosm.com>
17120 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17122 (arc_needs_pcl_p): Add GOTOFFPC.
17123 (arc_legitimate_pic_addr_p): Likewise.
17124 (arc_output_pic_addr_const): Likewise.
17125 (arc_legitimize_pic_address): Generate a pc-relative address using
17127 (arc_output_libcall): Use @pcl syntax.
17128 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17129 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17130 (*movsi_insn): Use @pcl syntax.
17131 (doloop_begin_i): Likewise.
17133 2016-06-16 Martin Liska <mliska@suse.cz>
17135 * predict.def: Define a new predictor.
17137 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17139 * config/arc/arc.opt (mtp-regno): Update text.
17141 2016-06-16 Renlin Li <renlin.li@arm.com>
17143 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17145 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17148 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17149 (setcc + and peephole2): Likewise.
17151 PR rtl-optimization/71532
17152 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17155 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17157 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17158 DImode constants with XXSPLTIB in vector registers.
17159 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17160 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17161 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17162 extraction of the element at the top of the register as a scalar
17164 (vsx_extract_<mode>_internal1): Likewise.
17165 (vsx_extract_<mode>_internal2): Likewise.
17166 * config/rs6000/constraints.md (wi constraint): Remove a comment
17167 about DImode not being allowed in Altivec registers.
17168 (wB constraint): New constraint for constants that can be
17169 generated in Altivec registers with VSPLTISW/VUPKHSW.
17170 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17172 (xxspltib_constant_nosplit): Likewise.
17173 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17174 support for -mupper-regs-di to enable DImode to go into Altivec
17176 (POWERPC_MASKS): Likewise.
17177 (power7 cpu): Likewise.
17178 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17179 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17180 for DImode being allowed in Altivec registers. Update wi/wj
17181 constraints. Set scalar_in_vmx_p flag.
17182 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17183 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17184 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17185 (rs6000_opt_masks): Add -mupper-regs-di.
17186 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17187 direct move to use wi and not wj.
17188 (lfiwzx): Likewise.
17189 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17191 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17192 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17193 any VSX register, instead of just Altivec registers, to allow
17194 either operand to be an Altivec register or both.
17195 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17196 (movdi_internal32): Add support for -mupper-regs-di. Add support
17197 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17198 the alternatives and attributes to be lined up to be easier to
17200 (movdi_internal64): Likewise.
17201 (64-bit DImode splitters): Change predicates to only split loading
17202 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17203 load constants in ISA 3.0 or ISA 2.07 respectively.
17204 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17205 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17206 mention -mcpu=power9 sets these options.
17207 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17210 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17213 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17214 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17215 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17216 by default to warn misspelled interrupt/ signal handler.
17217 * doc/invoke.texi (AVR Options): Document it. Update description
17218 for -nodevicelib option.
17220 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17222 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17223 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17224 (aarch64_<sur>shll2_n<mode>): Likewise.
17226 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17228 PR middle-end/71529
17229 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17230 DECL_CONTEXT for copied arguments.
17232 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17234 PR tree-optimization/71483
17235 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17238 2016-06-15 Martin Liska <mliska@suse.cz>
17240 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17241 instead of predict_edge w/o a probability.
17243 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17245 PR tree-optimization/71439
17246 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17249 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17251 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17252 register subregs in SET_SRC.
17254 2016-06-15 Richard Biener <rguenther@suse.de>
17256 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17257 store restrictions.
17259 2016-06-15 Richard Biener <rguenther@suse.de>
17261 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17262 not consider dependences between accesses that belong to the
17264 (vect_analyze_data_ref_dependences): Do not analyze read-read
17265 or self-dependences.
17267 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17269 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17271 (find_closest_identifier): Reimplement in terms of
17272 best_match<tree,tree>.
17273 * spellcheck-tree.h: New file.
17274 * spellcheck.c (struct edit_distance_traits<const char *>): New
17276 (find_closest_string): Reimplement in terms of
17277 best_match<const char *, const char *>.
17278 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17279 overload to spellcheck-tree.h.
17280 (find_closest_identifier): Likewise.
17281 (struct edit_distance_traits<T>): New template.
17282 (class best_match): New class.
17284 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17286 * selftest-run-tests.c (selftest::run_tests): Call
17287 selftest::spellcheck_tree_c_tests.
17288 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17289 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17290 (selftest::test_find_closest_identifier): New function.
17291 (selftest::spellcheck_tree_c_tests): New function.
17292 * spellcheck.c (selftest::test_find_closest_string): Verify that
17293 the order of the vec does not affect the results for this case.
17294 (selftest::test_data): New array.
17295 (selftest::test_metric_conditions): New function.
17296 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17297 Call selftest::test_metric_conditions.
17299 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17301 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17302 (BU_P9_MISC_1): Likewise.
17303 (BU_P9_64BIT_MISC_0): Likewise.
17304 (BU_P9_MISC_0): Likewise.
17306 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17308 * gcc-rich-location.c
17309 (gcc_rich_location::add_fixit_misspelled_id): New method.
17310 * gcc-rich-location.h
17311 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17313 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17315 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17316 FreeBSD 11 and above.
17318 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17320 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17322 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17324 * expmed.h: Close parenthesis in "at your option" in copyright
17326 * lower-subreg.h: Likewise.
17328 2016-06-14 Richard Biener <rguenther@suse.de>
17330 PR middle-end/71526
17331 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17334 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17336 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17338 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17339 mask+shift version.
17340 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17342 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17343 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17345 2016-06-14 Richard Biener <rguenther@suse.de>
17347 PR tree-optimization/71522
17348 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17349 copying into float copying.
17351 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17353 PR tree-optimization/71520
17354 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17355 (replace_block_by): Move user labels from bb1 to bb2.
17357 2016-06-14 Richard Biener <rguenther@suse.de>
17359 PR middle-end/71310
17361 * expr.h (get_bit_range): Declare.
17362 * expr.c (get_bit_range): Export.
17363 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17364 word_mode again to constrain the bitfield access.
17366 2016-06-14 Richard Biener <rguenther@suse.de>
17368 PR tree-optimization/71521
17369 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17370 division int_const_binop against zero divisor.
17372 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17374 * config/i386/i386.md (signbittf2): New expander.
17375 * config/i386/sse.md (ptesttf2): New insn pattern.
17377 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17380 * input.c (selftest::test_reading_source_line): Avoid reading from
17381 __FILE__ by creating a tempfile with known content and reading
17384 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17386 * pretty-print.c (assert_pp_format_colored): Skip the test if
17388 (test_pp_format): Remove comment about GCC_COLORS.
17390 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17392 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17393 * pretty-print.c (assert_pp_format_va): Add location param and use
17394 it with ASSERT_STREQ_AT.
17395 (assert_pp_format): Add location param and pass it to
17396 assert_pp_format_va.
17397 (assert_pp_format_colored): Likewise.
17398 (ASSERT_PP_FORMAT_1): New.
17399 (ASSERT_PP_FORMAT_2): New.
17400 (ASSERT_PP_FORMAT_3): New.
17401 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17402 explicitly, or implicitly via the above macros.
17403 * selftest.c (selftest::pass): Use a selftest::location rather
17404 than file and line.
17405 (selftest::fail): Likewise. Print the function name.
17406 (selftest::fail_formatted): Likewise.
17407 (selftest::assert_streq): Use a selftest::location rather than
17409 * selftest.h (selftest::location): New struct.
17410 (SELFTEST_LOCATION): New macro.
17411 (selftest::pass): Accept a const location & rather than file
17413 (selftest::fail): Likewise.
17414 (selftest::fail_formatted): Likewise.
17415 (selftest::assert_streq): Likewise.
17416 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17417 (ASSERT_FALSE): Likewise.
17418 (ASSERT_EQ): Likewise.
17419 (ASSERT_NE): Likewise.
17420 (ASSERT_STREQ): Likewise.
17421 (ASSERT_PRED1): Likewise.
17422 (ASSERT_STREQ_AT): New macro.
17424 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17426 * selftest.c (selftest::fail_formatted): New function.
17427 (selftest::assert_streq): New function.
17428 * selftest.h (selftests::fail_formatted): New decl.
17429 (selftest::assert_streq): New decl.
17430 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17432 2016-06-13 Jeff Law <law@redhat.com>
17434 PR tree-optimization/71403
17435 * tree-ssa-threadbackward.c
17436 (convert_and_register_jump_thread_path): No longer accept reference
17437 to path. Do not pop items off the path anymore.
17438 (fsm_find_control_statement_thread_paths): Do not allow threading
17439 to a deeper loop nest. Pop the last item off the path here rather
17440 than in convert_and_register_jump_thread_path.
17442 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17443 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17445 [AArch64] Emit division using the Newton series
17447 * config/aarch64/aarch64-protos.h
17448 (cpu_approx_modes): Add new member "division".
17449 (aarch64_emit_approx_div): Declare new function.
17450 * config/aarch64/aarch64.c
17451 (generic_approx_modes): New member "division".
17452 (exynosm1_approx_modes): Likewise.
17453 (xgene1_approx_modes): Likewise.
17454 (aarch64_emit_approx_div): Define new function.
17455 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17456 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17457 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17458 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17460 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17461 Wilco Dijkstra <wilco.dijkstra@arm.com>
17463 [AArch64] Emit square root using the Newton series
17465 * config/aarch64/aarch64-protos.h
17466 (aarch64_emit_approx_rsqrt): Replace with new function
17467 "aarch64_emit_approx_sqrt".
17468 (cpu_approx_modes): New member "sqrt".
17469 * config/aarch64/aarch64.c
17470 (generic_approx_modes): New member "sqrt".
17471 (exynosm1_approx_modes): Likewise.
17472 (xgene1_approx_modes): Likewise.
17473 (aarch64_emit_approx_rsqrt): Replace with new function
17474 "aarch64_emit_approx_sqrt".
17475 (aarch64_override_options_after_change_1): Handle new option.
17476 * config/aarch64/aarch64-simd.md
17477 (rsqrt<mode>2): Use new function instead.
17478 (sqrt<mode>2): New expansion and insn definitions.
17479 * config/aarch64/aarch64.md: Likewise.
17480 * config/aarch64/aarch64.opt
17481 (mlow-precision-sqrt): Add new option description.
17482 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17484 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17486 [AArch64] Add more choices for the reciprocal square root approximation
17488 Allow a target to prefer such operation depending on the operation mode.
17490 * config/aarch64/aarch64-protos.h
17491 (AARCH64_APPROX_MODE): New macro.
17492 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17493 (cpu_approx_modes): New structure.
17494 (tune_params): New member "approx_modes".
17495 * config/aarch64/aarch64-tuning-flags.def
17496 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17497 * config/aarch64/aarch64.c
17498 (generic_approx_modes): New core "cpu_approx_modes" structure.
17499 (exynosm1_approx_modes): Likewise.
17500 (xgene1_approx_modes): Likewise.
17501 (generic_tunings): New member "approx_modes".
17502 (cortexa35_tunings): Likewise.
17503 (cortexa53_tunings): Likewise.
17504 (cortexa57_tunings): Likewise.
17505 (cortexa72_tunings): Likewise.
17506 (exynosm1_tunings): Likewise.
17507 (thunderx_tunings): Likewise.
17508 (xgene1_tunings): Likewise.
17509 (use_rsqrt_p): New argument for the mode and use new member from
17511 (aarch64_builtin_reciprocal): Devise mode from builtin.
17512 (aarch64_optab_supported_p): New argument for the mode.
17513 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17515 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17517 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17518 RS6000_BTM_MODULO flag into the set of flags that are considered
17519 to be part of the common configuration.
17521 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17523 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17524 difference unsigned.
17525 (vec_absdb): New macro for vector absolute difference unsigned
17527 (vec_absdh): New macro for vector absolute difference unsigned
17529 (vec_absdw): New macro for vector absolute difference unsigned word.
17530 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17531 (vadu<mode>3): New insn.
17532 (*p9_vadu<mode>3): New insn.
17533 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17535 (vaduh): New built-in definition.
17536 (vaduw): New built-in definition.
17537 (vadu): New overloaded built-in definition.
17538 (vadub): New overloaded built-in definition.
17539 (vaduh): New overloaded built-in definition.
17540 (vaduw): New overloaded built-in definition.
17541 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17542 overloaded vector absolute difference unsigned functions.
17543 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17544 the ISA 3.0 vector absolute difference unsigned built-in functions.
17546 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17548 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17549 update shared_lookup_references only once after changing operands.
17551 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17553 PR middle-end/71373
17554 * tree-nested.c (convert_nonlocal_omp_clauses)
17555 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17557 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17558 * tree.def (CASE_LABEL_EXPR): Likewise.
17560 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17563 * input.c (test_builtins): Fix an assertion.
17565 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17567 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17568 (paritysi2): Ditto.
17570 (isinf<mode>2): Ditto.
17572 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17574 * ggc-tests.c (test_finalization): Only test need_finalization_p
17575 for GCC_VERSION >= 4003.
17577 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17579 * config/s390/vecintrin.h: Fix file description in comment.
17581 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17583 * config/s390/s390-builtin-types.def: Change builtin type naming
17584 scheme to match builtin-types.def.
17586 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
17588 * fold-const.c (optimize_minmax_comparison): Remove.
17589 (fold_comparison): Remove call to the above.
17590 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
17591 New transformations.
17593 2016-06-13 Alan Hayward <alan.hayward@arm.com>
17595 PR tree-optimization/71416
17596 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
17599 2016-06-13 Martin Liska <mliska@suse.cz>
17601 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17602 (combine_predictions_for_insn): Likewise.
17603 (prune_predictions_for_bb): Likewise.
17604 (combine_predictions_for_bb): Likewise.
17606 2016-06-13 Richard Biener <rguenther@suse.de>
17608 PR tree-optimization/71505
17609 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17610 assert match comment.
17612 2016-06-13 Marek Polacek <polacek@redhat.com>
17614 PR middle-end/71476
17615 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17616 gimplify_switch_expr.
17617 (warn_switch_unreachable_r): New function.
17619 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17622 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17625 2016-06-13 Richard Biener <rguenther@suse.de>
17627 PR middle-end/64516
17628 * fold-const.c (fold_unary_loc): Preserve alignment when
17629 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17631 2016-06-13 Martin Liska <mliska@suse.cz>
17634 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17635 w/ -fsanitize=bounds.
17637 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17639 * config/i386/i386.c (ix86_init_builtins): Calculate
17640 FLOAT128_FTYPE_CONST_STRING function type only once.
17641 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17642 built-in functions are available for x86-32 and x86-64 targets.
17644 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17647 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17648 New primitive type.
17649 (FLOAT128_FTYPE_CONST_STRING): New function type.
17650 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17651 [IX86_BUILTIN_NANSQ]: Ditto.
17652 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17653 (ix86_init_builtin_types): Declare const_string_type_node.
17654 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17656 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17657 * doc/extend.texi (x86 Built-in Functions): Document
17658 __builtin_nanq and __builtin_nansq.
17660 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17663 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17664 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17665 length for pop patterns.
17666 (arm_attr_length_push_multi): Update comments.
17667 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17669 (*pop_multiple_with_writeback_and_return): Likewise.
17670 (*pop_multiple_with_return): Likewise.
17672 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17674 PR middle-end/71310
17675 * fold-const.c (optimize_bit_field_compare): Don't try to use
17676 word_mode unconditionally for reading the bit field, look at
17677 DECL_BIT_FIELD_REPRESENTATIVE instead.
17679 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17681 PR middle-end/71478
17682 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17683 vector integer type.
17685 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17687 PR middle-end/71494
17688 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17689 without LABEL_DECL, set *handled_ops_p to false instead of true.
17691 2016-06-10 Martin Sebor <msebor@redhat.com>
17694 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17695 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17696 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17698 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17699 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17700 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17701 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17702 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17703 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17704 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17705 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17707 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17709 * config/arm/arm.h (pool_vector_label,
17710 return_used_this_function): Remove.
17712 2016-06-10 Jeff Law <law@redhat.com>
17714 PR tree-optimization/71335
17715 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17716 zero length paths here.
17717 (convert_and_register_jump_thread_path): Remove hacks related to
17718 duplicated blocks in the jump thread path.
17719 (fsm_find_control_statement_thread_paths): Avoid putting the same
17720 block on the thread path twice, but ensure the thread path is
17721 unchanged from the caller's point of view.
17723 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17725 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17726 * predict.def (PRED_LOOP_BRANCH): Remove.
17728 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17730 * Makefile.in (OBJS): Add ggc-tests.o.
17731 (GTFILES): Add ggc-tests.c.
17732 * ggc-tests.c: New file.
17733 * selftest-run-tests.c (selftest::run_tests): Call
17734 selftest::ggc_tests_c_tests.
17735 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17737 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17739 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17741 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17744 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17745 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17747 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17749 * profile.c: Include cfgloop.h.
17750 (branch_prob): Compute estimated number of iterations.
17751 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17752 recompute estimate number of iterations from profile.
17754 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17756 PR inline-asm/68843
17757 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17758 must be grouped on top of stack. Don't force early clobber
17759 on ordinary reg outputs.
17761 2016-06-10 Richard Biener <rguenther@suse.de>
17763 * targhooks.c (default_builtin_vectorization_cost): Adjust
17764 vec_construct cost.
17766 2016-06-10 Richard Biener <rguenther@suse.de>
17768 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17769 to fold the RHS to a constant if possible.
17771 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17773 PR middle-end/71373
17774 * tree-nested.c (convert_nonlocal_omp_clauses)
17775 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17776 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17777 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17779 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17781 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17783 * omp-low.c (scan_sharing_clauses): Don't expect
17784 OMP_CLAUSE__CACHE_.
17786 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17788 PR tree-optimization/71407
17789 PR tree-optimization/71416
17790 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17791 BIT_FIELD_REF type.
17793 2016-06-10 Richard Biener <rguenther@suse.de>
17795 PR middle-end/71477
17796 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17798 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17800 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17802 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17803 Jiong Wang <jiong.wang@arm.com>
17805 PR rtl-optimization/70751
17806 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17807 spilled into memory.
17809 2016-06-09 Jonathan Yong <10walls@gmail.com>
17812 2015-09-21 Jonathan Yong <10walls@gmail.com>
17814 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17815 sysroot/usr/lib/32api for additional win32 libraries,
17816 fixes failing Cygwin bootstrapping.
17818 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17820 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17823 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17826 * pretty-print.c (pp_indent): Specify that %p is printed in a
17827 host-dependent manner.
17828 (test_pp_format): Remove the test for %p.
17830 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17832 * config/mips/mips.c (mips_output_jump): Fix formatting.
17834 2016-06-09 Richard Biener <rguenther@suse.de>
17836 PR tree-optimization/71462
17837 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
17840 2016-06-09 Martin Liska <mliska@suse.cz>
17842 * predict.c (dump_prediction): Add new argument.
17843 (enum predictor_reason): New enum.
17844 (struct predictor_hash): New struct.
17845 (predictor_hash::hash): New function.
17846 (predictor_hash::equal): Likewise.
17847 (not_removed_prediction_p): New function.
17848 (prune_predictions_for_bb): Likewise.
17849 (combine_predictions_for_bb): Prune predictions.
17851 2016-06-09 Martin Liska <mliska@suse.cz>
17853 * predict.c (filter_predictions): New function.
17854 (remove_predictions_associated_with_edge): Use the filter
17856 (equal_edge_p): New function.
17858 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
17860 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
17861 Correct usage of @samp vs @option, add @samp where appropriate.
17862 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
17863 Add armv6s-m and document it, as it is no official ARM name.
17865 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17867 * ifcvt.c (struct noce_if_info): Add transform_name field.
17868 (noce_try_move): Set if_info->transform_name to the function name.
17869 (noce_try_ifelse_collapse): Likewise.
17870 (noce_try_store_flag): Likewise.
17871 (noce_try_inverse_constants): Likewise.
17872 (noce_try_store_flag_constants): Likewise.
17873 (noce_try_addcc): Likewise.
17874 (noce_try_store_flag_mask): Likewise.
17875 (noce_try_cmove): Likewise.
17876 (noce_try_cmove_arith): Likewise.
17877 (noce_try_minmax): Likewise.
17878 (noce_try_abs): Likewise.
17879 (noce_try_sign_mask): Likewise.
17880 (noce_try_bitop): Likewise.
17881 (noce_convert_multiple_sets): Likewise.
17882 (noce_process_if_block): Print if_info->transform_name to
17883 dump_file if transformation succeeded.
17885 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17887 * config/arm/cortex-a57.md (cortex_a57_alu):
17890 2016-06-08 Martin Sebor <msebor@redhat.com>
17891 Jakub Jelinek <jakub@redhat.com>
17895 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
17896 BUILT_IN_MUL_OVERFLOW_P): New builtins.
17897 * builtins.c: Include gimple-fold.h.
17898 (fold_builtin_arith_overflow): Handle
17899 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
17900 (fold_builtin_3): Likewise.
17901 * doc/extend.texi (Integer Overflow Builtins): Document
17902 __builtin_{add,sub,mul}_overflow_p.
17904 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
17906 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
17907 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
17909 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
17911 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
17912 Rewrite, looking one level down for records and arrays.
17914 2016-06-08 David Malcolm <dmalcolm@redhat.com>
17916 * pretty-print.c: Include "selftest.h".
17917 (pp_format): Fix comment.
17918 (identifier_to_locale): Likewise.
17919 (selftest::test_basic_printing): New function.
17920 (selftest::assert_pp_format): New function.
17921 (selftest::test_pp_format): New function.
17922 (selftest::pretty_print_c_tests): New function.
17923 * selftest-run-tests.c (selftest::run_tests): Call
17924 selftest::pretty_print_c_tests.
17925 * selftest.h (pretty_print_c_tests): New declaration.
17927 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17929 * invoke.texi (max-loop-headers-insns): Document.
17930 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
17931 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
17932 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
17934 2016-06-08 Richard Biener <rguenther@suse.de>
17936 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
17937 on strided SLP loads and fall back to scalar loads in case
17938 we can't chunk them.
17940 2016-06-08 Richard Biener <rguenther@suse.de>
17942 PR tree-optimization/71452
17943 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
17944 type used for the SSA rewrite has enough precision to cover
17945 the dynamic type of the location.
17947 2016-06-08 Jakub Jelinek <jakub@redhat.com>
17948 Richard Biener <rguenther@suse.de>
17951 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
17952 the same as DECL_P (base0) for indirect_base0. Use equality_code
17953 in one further place.
17955 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
17957 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
17958 to one word if the field is known to overlap other words.
17959 (extract_bit_field_1): Likewise.
17960 (store_split_bit_field): Remove compensating code.
17961 (extract_split_bit_field): Likewise.
17963 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
17967 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
17969 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17971 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
17973 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
17974 (arch64_addpv4sf): Delete.
17975 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
17976 "gen_aarch64_addpv4sf".
17977 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
17979 (vpadds_f32): Likewise.
17980 (vpaddq_f32): Likewise.
17981 (vpaddq_f64): Likewise.
17983 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17985 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
17987 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
17988 to VALLF. Rename to "fabd<mode>3".
17989 "*fabd_scalar<mode>3): Delete.
17990 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
17992 (vabdd_f64): Likewise.
17993 (vabd_f32): Likewise.
17994 (vabd_f64): Likewise.
17995 (vabdq_f32): Likewise.
17996 (vabdq_f64): Likewise.
17998 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18000 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18002 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18003 "aarch64_rsqrts<mode>".
18004 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18005 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18007 (vrsqrtsd_f64): Likewise.
18008 (vrsqrts_f32): Likewise.
18009 (vrsqrts_f64): Likewise.
18010 (vrsqrtsq_f32): Likewise.
18011 (vrsqrtsq_f64): Likewise.
18013 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18015 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18017 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18018 "aarch64_rsqrte<mode>".
18019 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18020 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18022 (vrsqrted_f64): Likewise.
18023 (vrsqrte_f32): Likewise.
18024 (vrsqrte_f64): Likewise.
18025 (vrsqrteq_f32): Likewise.
18026 (vrsqrteq_f64): Likewise.
18028 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18030 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18032 (fcvtzs): Likewise.
18033 (fcvtzu): Likewise.
18034 * config/aarch64/aarch64-simd.md
18035 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18036 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18037 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18039 (vcvt_n_f32_u32): Likewise.
18040 (vcvt_n_s32_f32): Likewise.
18041 (vcvt_n_u32_f32): Likewise.
18042 (vcvtq_n_f32_s32): Likewise.
18043 (vcvtq_n_f32_u32): Likewise.
18044 (vcvtq_n_f64_s64): Likewise.
18045 (vcvtq_n_f64_u64): Likewise.
18046 (vcvtq_n_s32_f32): Likewise.
18047 (vcvtq_n_s64_f64): Likewise.
18048 (vcvtq_n_u32_f32): Likewise.
18049 (vcvtq_n_u64_f64): Likewise.
18050 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18051 (VSDQ_SDI): Likewise.
18052 (fcvt_target): Support V4DI, V4SI and V2SI.
18053 (FCVT_TARGET): Likewise.
18055 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18057 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18058 (TYPES_BINOP_SUS): Likewise.
18059 (aarch64_simd_builtin_data): Update include file name.
18060 (aarch64_builtins): Likewise.
18061 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18062 for conversion between scalar float-point and fixed-point.
18064 (fcvtzs): Likewise.
18065 (fcvtzu): Likewise.
18066 * config/aarch64/aarch64.md
18067 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18068 pattern for conversion between scalar float to fixed-pointer.
18069 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18070 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18071 (UNSPEC_FCVTZU): Likewise.
18072 (UNSPEC_SCVTF): Likewise.
18073 (UNSPEC_UCVTF): Likewise.
18074 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18076 (vcvtd_n_f64_u64): Likewise.
18077 (vcvtd_n_s64_f64): Likewise.
18078 (vcvtd_n_u64_f64): Likewise.
18079 (vcvtd_n_f32_s32): Likewise.
18080 (vcvts_n_f32_u32): Likewise.
18081 (vcvtd_n_s32_f32): Likewise.
18082 (vcvts_n_u32_f32): Likewise.
18083 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18085 (FCVT_TARGET): Likewise.
18086 (FCVT_FIXED2F): New iterator.
18087 (FCVT_F2FIXED): Likewise.
18088 (fcvt_fixed_insn): New define_int_attr.
18090 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18092 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18093 some statements was removed.
18095 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18097 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18098 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18099 (vect_can_advance_ivs_p): likewise.
18100 (vect_update_ivs_after_vectorizer): likewise.
18101 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18102 (vect_analyze_scalar_cycles_1): likewise.
18103 (vect_analyze_loop_operations): likewise.
18104 (report_vect_op): likewise.
18105 (vect_is_slp_reduction): likewise.
18106 (vect_is_simple_reduction): likewise.
18107 (get_initial_def_for_induction): likewise.
18108 (vect_transform_loop): likewise.
18109 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18110 (vect_recog_sad_pattern): likewise.
18111 (vect_recog_widen_sum_pattern): likewise.
18112 (vect_recog_widening_pattern): likewise.
18113 (vect_recog_divmod_pattern): likewise.
18114 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18115 (vect_analyze_slp_instance): likewise.
18116 (vect_transform_slp_perm_load): likewise.
18117 (vect_schedule_slp_instance): likewise.
18119 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18121 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18122 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18123 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18124 (PRED_LOOP_BRANCH): Document predictor as broken.
18125 (PRED_LOOP_EXIT): Change hitrate 91->92.
18126 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18127 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18128 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18129 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18130 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18131 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18132 (PRED_CALL): Chane hitrate 71->67.
18133 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18134 (PRED_GOTO): Document as unused right now.
18135 (PRED_CONST_RETURN): Change hitrate 67->69
18136 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18137 (PRED_NULL_RETURN): Change hitrate 91->90.
18138 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18139 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18140 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18142 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18144 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18145 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18146 special case Altivec builtin.
18147 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18148 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18149 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18150 code for ALTIVEC_BUILTIN_VEC_MUL.
18151 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18152 for __builtin_vec_mul.
18154 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18156 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18159 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18161 * spellcheck.c (selftest::test_find_closest_string): New function.
18162 (spellcheck_c_tests): Call the above.
18164 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18166 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18168 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18170 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18171 Yv=Yv,C alternatives.
18173 2016-06-07 Richard Biener <rguenther@suse.de>
18176 * common.opt (ffast-math): Make Optimization.
18178 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18179 Prachi Godbole <prachi.godbole@imgtec.com>
18181 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18182 `fabs' and `fneg' type attributes.
18183 (p5600_fpu_fabs): Add `fmove' to the comment.
18185 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18187 * gimple.c: Include builtins.h
18188 (gimple_inexpensive_call_p): New function.
18189 * gimple.h (gimple_inexpensive_call_p): Declare.
18190 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18191 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18194 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18196 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18197 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18198 warning_at_rich_loc, warning_n, pedwarn, permerror,
18199 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18200 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18203 2016-06-07 Richard Biener <rguenther@suse.de>
18205 PR tree-optimization/71428
18206 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18207 BIT_FIELD_REF op vs. load.
18209 2016-06-07 Richard Biener <rguenther@suse.de>
18211 PR middle-end/71423
18212 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18215 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18217 * config/pa/pa.md (call): Generate indirect long calls to non-local
18218 functions on TARGET_64BIT.
18219 (call_value): Likewise.
18221 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18223 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18224 pattern and subsequent splitters.
18225 (call_val_reg_64bit_post_reload): Likewise.
18227 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18229 PR middle-end/71408
18230 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18231 propagate_op_to_single_use.
18233 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18235 PR middle-end/71281
18236 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18238 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18240 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18241 (enum x86_dirflag_state): New enum.
18242 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18243 (machine_function): Remove needs_cld.
18244 (ix86_current_function_needs_cld): Remove.
18245 * config/i386/i386.c (ix86_set_func_type): Set
18246 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18247 (ix86_expand_prologue): Do not emit CLD here.
18248 (ix86_dirflag_mode_needed): New function.
18249 (ix86_dirflag_mode_entry): Ditto.
18250 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18251 (ix86_mode_after): Ditto.
18252 (ix86_mode_entry): Ditto.
18253 (ix86_mode_exit): Ditto.
18254 (ix86_emit_mode_set): Ditto.
18255 * config/i386/i386.md (strmov_singleop): Set
18256 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18257 Do not set ix86_current_function_needs_cld.
18259 (strset_singleop): Ditto.
18261 (cmpstrnqi_nz_1): Ditto.
18262 (cmpstrnqi_1): Ditto.
18263 (strlenqi_1): Ditto.
18265 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18267 PR tree-optimization/71259
18268 * tree-vect-slp.c (vect_get_constant_vectors): For
18269 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18270 one for constant op, and use COND_EXPR for non-constant.
18272 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18274 * Makefile.in (OBJS): Add function-tests.o,
18275 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18276 selftest-run-tests.o.
18277 (OBJS-libcommon): Add selftest.o.
18278 (OBJS-libcommon-target): Add selftest.o.
18279 (all.internal): Add "selftest".
18280 (all.cross): Likewise.
18281 (selftest): New phony target.
18282 (s-selftest): New target.
18283 (selftest-gdb): New phony target.
18284 (COLLECT2_OBJS): Add selftest.o.
18285 * bitmap.c: Include "selftest.h".
18286 (selftest::test_gc_alloc): New function.
18287 (selftest::test_set_range): New function.
18288 (selftest::test_clear_bit_in_middle): New function.
18289 (selftest::test_copying): New function.
18290 (selftest::test_bitmap_single_bit_set_p): New function.
18291 (selftest::bitmap_c_tests): New function.
18292 * common.opt (fself-test): New.
18293 * diagnostic-show-locus.c: Include "selftest.h".
18294 (make_range): New function.
18295 (test_range_contains_point_for_single_point): New function.
18296 (test_range_contains_point_for_single_line): New function.
18297 (test_range_contains_point_for_multiple_lines): New function.
18298 (assert_eq): New function.
18299 (test_get_line_width_without_trailing_whitespace): New function.
18300 (selftest::diagnostic_show_locus_c_tests): New function.
18301 * et-forest.c: Include "selftest.h".
18302 (selftest::test_single_node): New function.
18303 (selftest::test_simple_tree): New function.
18304 (selftest::test_disconnected_nodes): New function.
18305 (selftest::et_forest_c_tests): New function.
18306 * fold-const.c: Include "selftest.h".
18307 (selftest::assert_binop_folds_to_const): New function.
18308 (selftest::assert_binop_folds_to_nonlvalue): New function.
18309 (selftest::test_arithmetic_folding): New function.
18310 (selftest::fold_const_c_tests): New function.
18311 * function-tests.c: New file.
18312 * gimple.c: Include "selftest.h".
18313 Include "gimple-pretty-print.h".
18314 (selftest::verify_gimple_pp): New function.
18315 (selftest::test_assign_single): New function.
18316 (selftest::test_assign_binop): New function.
18317 (selftest::test_nop_stmt): New function.
18318 (selftest::test_return_stmt): New function.
18319 (selftest::test_return_without_value): New function.
18320 (selftest::gimple_c_tests): New function.
18321 * hash-map-tests.c: New file.
18322 * hash-set-tests.c: New file.
18323 * input.c: Include "selftest.h".
18324 (selftest::assert_loceq): New function.
18325 (selftest::test_accessing_ordinary_linemaps): New function.
18326 (selftest::test_unknown_location): New function.
18327 (selftest::test_builtins): New function.
18328 (selftest::test_reading_source_line): New function.
18329 (selftest::input_c_tests): New function.
18330 * rtl-tests.c: New file.
18331 * selftest-run-tests.c: New file.
18332 * selftest.c: New file.
18333 * selftest.h: New file.
18334 * spellcheck.c: Include "selftest.h".
18335 (selftest::levenshtein_distance_unit_test_oneway): New function,
18336 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18337 (selftest::levenshtein_distance_unit_test): Likewise.
18338 (selftest::spellcheck_c_tests): Likewise.
18339 * toplev.c: Include selftest.h.
18340 (toplev::run_self_tests): New.
18341 (toplev::main): Handle -fself-test.
18342 * toplev.h (toplev::run_self_tests): New.
18343 * tree.c: Include "selftest.h".
18344 (selftest::test_integer_constants): New function.
18345 (selftest::test_identifiers): New function.
18346 (selftest::test_labels): New function.
18347 (selftest::tree_c_tests): New function.
18348 * tree-cfg.c: Include "selftest.h".
18349 (selftest::push_fndecl): New function.
18350 (selftest::test_linear_chain): New function.
18351 (selftest::test_diamond): New function.
18352 (selftest::test_fully_connected): New function.
18353 (selftest::tree_cfg_c_tests): New function.
18354 * vec.c: Include "selftest.h".
18355 (selftest::safe_push_range): New function.
18356 (selftest::test_quick_push): New function.
18357 (selftest::test_safe_push): New function.
18358 (selftest::test_truncate): New function.
18359 (selftest::test_safe_grow_cleared): New function.
18360 (selftest::test_pop): New function.
18361 (selftest::test_safe_insert): New function.
18362 (selftest::test_ordered_remove): New function.
18363 (selftest::test_unordered_remove): New function.
18364 (selftest::test_block_remove): New function.
18365 (selftest::reverse_cmp): New function.
18366 (selftest::test_qsort): New function.
18367 (selftest::vec_c_tests): New function.c.
18368 * wide-int.cc: Include selftest.h and wide-int-print.h.
18369 (selftest::from_int <wide_int>): New function.
18370 (selftest::from_int <offset_int>): New function.
18371 (selftest::from_int <widest_int>): New function.
18372 (selftest::assert_deceq): New function.
18373 (selftest::assert_hexeq): New function.
18374 (selftest::test_printing <VALUE_TYPE>): New function template.
18375 (selftest::test_ops <VALUE_TYPE>): New function template.
18376 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18377 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18379 (selftest::wide_int_cc_tests): New function.
18381 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18383 PR middle-end/37780
18384 * ifcvt.c (noce_try_ifelse_collapse): New function.
18386 (noce_process_if_block): Call noce_try_ifelse_collapse.
18387 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18388 (simplify_ternary_operation): Use the above to simplify
18389 conditional CLZ/CTZ expressions.
18391 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18393 PR middle-end/37780
18394 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18395 define_insn_and_split.
18397 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18399 PR middle-end/37780
18400 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18402 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18405 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18406 Implicitly clobber memory for basic asm with non-empty assembler
18407 string. Use targetm.md_asm_adjust also here.
18408 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18409 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18410 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18411 non-empty assembler string.
18412 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18413 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18414 (decode_asm_operands): Handle basic asm in PARALLEL block.
18415 (extract_insn): Handle basic asm in PARALLEL block.
18416 * doc/extend.texi: Mention new behavior of basic asm.
18417 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18418 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18419 branch_needs_nop_p): Use asm_noperands.
18421 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18423 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18424 Include the M7 SPARC DFA scheduler.
18425 New attribute v3pipe.
18426 Annotate insns with v3pipe where appropriate.
18427 Define cpu_feature vis4.
18428 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18429 Add (V8QI "8") to vbits.
18430 Add insns {add,sub}v8qi3
18431 Add insns ss{add,sub}v8qi3
18432 Add insns us{add,sub}{v8qi,v4hi}3
18433 Add insns {min,max}{v8qi,v4hi,v2si}3
18434 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18435 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18436 * config/sparc/niagara4.md: Add a comment explaining the
18437 discrepancy between the documented latenty numbers and the
18439 * config/sparc/niagara7.md: New file.
18440 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18441 supports SPARC5 and VIS 4.0 instructions.
18442 * configure: Regenerate.
18443 * config.in: Likewise.
18444 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18445 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18446 TARGET_CPU_niagara7.
18447 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18448 (CPP_CPU_SPEC): Handle niagara7.
18449 (ASM_CPU_SPEC): Likewise.
18450 * config/sparc/sparc-opts.h (processor_type): Add
18451 PROCESSOR_NIAGARA7.
18452 (mvis4): New option.
18453 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18454 (AS_NIAGARA7_FLAG): Define.
18455 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18456 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18457 (CPP_CPU_SPEC): Handle niagara7.
18458 (ASM_CPU_SPEC): Likewise.
18459 * config/sparc/sparc.c (niagara7_costs): Define.
18460 (sparc_option_override): Handle niagara7 and adjust cache-related
18461 parameters with better values for niagara cpus. Also support VIS4.
18462 (sparc32_initialize_trampoline): Likewise.
18463 (sparc_use_sched_lookahead): Likewise.
18464 (sparc_issue_rate): Likewise.
18465 (sparc_register_move_cost): Likewise.
18466 (dump_target_flag_bits): Support VIS4.
18467 (sparc_vis_init_builtins): Likewise.
18468 (sparc_builtins): Likewise.
18469 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18471 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18473 * config/sparc/sparc.opt (sparc_processor_type): New value
18475 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18477 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18479 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18482 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18484 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18486 2016-06-06 Richard Biener <rguenther@suse.de>
18488 PR tree-optimization/71398
18489 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18492 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18494 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18495 ft32_expand_prolog, ft32_expand_epilogue):
18496 Handle pretend_args.
18497 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18498 * config/ft32/ft32.md: Add pretend_returner.
18500 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18503 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18504 Copy op1 RTX to avoid invalid sharing.
18505 (ix86_expand_vector_move_misalign): Ditto.
18507 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18509 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18512 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18514 * predict.c (predicted_by_loop_heuristics_p): New function.
18515 (predict_iv_comparison): Use it.
18516 (predict_loops): Walk from innermost loops; do not predict edges
18517 leaving multiple loops multiple times; implement
18518 PRED_LOOP_ITERATIONS_MAX heuristics.
18519 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18521 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18523 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18524 only edges out of BB are EH edges.
18526 2016-06-04 Martin Sebor <msebor@redhat.com>
18527 Marcin Baczyński <marbacz@gmail.com>
18530 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18531 a void expression in a void function.
18533 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18535 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18536 aux; dump reasons of decisions.
18537 (should_duplicate_loop_header_p): Likewise.
18538 (do_while_loop_p): Likewise.
18539 (ch_base::copy_headers): Dump asi num insns duplicated.
18541 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18543 PR tree-optimization/71405
18544 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18545 incompatible type, build a new clobber with the right type instead
18546 of building a VIEW_CONVERT_EXPR around it.
18548 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18550 PR tree-optimization/52171
18551 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18552 by_pieces_ninsns instead of move_by_pieces_ninsns.
18554 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18556 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18557 for reg+reg addressing mode.
18559 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18561 * rs6000-c.c (c/c-tree.h): Add #include.
18562 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18563 in C++ when found in the base position of vec_ld or vec_st.
18565 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18567 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18568 use of profile unless profile status is PROFILE_READ.
18569 * profile.c (compute_branch_probabilities): Set profile status
18570 only after reporting predictor hitrates.
18572 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18576 * common.opt (ffp-int-builtin-inexact): New option.
18577 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
18578 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
18579 (ceil@var{m}2): Document dependence on this option.
18580 * ipa-inline-transform.c (inline_call): Handle
18581 flag_fp_int_builtin_inexact.
18582 * ipa-inline.c (can_inline_edge_p): Likewise.
18583 * config/i386/i386.md (rintxf2): Do not test
18584 flag_unsafe_math_optimizations.
18585 (rint<mode>2_frndint): New define_insn.
18586 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
18587 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
18588 for 387 instead of extending and truncating.
18589 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
18590 !flag_trapping_math instead of flag_unsafe_math_optimizations.
18591 Change to frndint<mode>2_<rounding>.
18592 (frndintxf2_<rounding>_i387): Likewise. Change to
18593 frndint<mode>2_<rounding>_i387.
18594 (<rounding_insn>xf2): Likewise.
18595 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
18596 !flag_trapping_math instead of flag_unsafe_math_optimizations for
18597 x87. Test TARGET_ROUND || !flag_trapping_math ||
18598 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
18599 SSE. Use ROUND_NO_EXC in constant operand of
18600 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18601 for 387 instead of extending and truncating.
18603 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18604 Julia Koval <julia.koval@intel.com>
18616 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18617 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18618 all registers, except for function return registers if there are
18619 no caller-saved registers.
18620 (ix86_set_func_type): New function.
18621 (ix86_set_current_function): Call ix86_set_func_type to set
18622 no_caller_saved_registers and func_type. Call reinit_regs if
18623 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18624 nor x87 instructions in interrupt handler nor function with
18625 no_caller_saved_registers attribute.
18626 (ix86_function_ok_for_sibcall): Return false if there are no
18627 caller-saved registers.
18628 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18630 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18631 (ix86_function_arg): Return special arguments in interrupt handler.
18632 (ix86_promote_function_mode): Promote pointer to word_mode only
18633 for normal functions.
18634 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18636 (ix86_epilogue_uses): New function.
18637 (ix86_hard_regno_scratch_ok): Likewise.
18638 (ix86_save_reg): Preserve all registers in interrupt handler
18639 after reload. Preserve all registers, except for function return
18640 registers, if there are no caller-saved registers after reload.
18641 (find_drap_reg): Always use callee-saved register if there are
18642 no caller-saved registers.
18643 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18644 for interrupt handler.
18645 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18646 Emit cld instruction if stringops are used in interrupt handler
18647 or interrupt handler isn't a leaf function.
18648 (ix86_expand_epilogue): Generate interrupt return for interrupt
18649 handler and pop the 'ERROR_CODE' off the stack before interrupt
18650 return in exception handler.
18651 (ix86_expand_call): Disallow calling interrupt handler directly.
18652 If there are no caller-saved registers, mark all registers that
18653 are clobbered by the call which returns as clobbered.
18654 (ix86_handle_no_caller_saved_registers_attribute): New function.
18655 (ix86_handle_interrupt_attribute): Likewise.
18656 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18658 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18659 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18660 accumulation in interrupt function if stack may be realigned to
18662 (EPILOGUE_USES): New.
18663 (function_type): New enum.
18664 (machine_function): Add func_type and no_caller_saved_registers.
18665 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18666 (interrupt_return): New pattern.
18667 * doc/extend.texi: Document x86 interrupt and
18668 no_caller_saved_registers attributes.
18670 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18672 PR tree-optimization/52171
18673 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18674 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18675 Look for constant strings. Move some code to emit_block_cmp_hints
18677 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18678 * defaults.h (COMPARE_MAX_PIECES): New macro.
18679 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18680 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18681 (clear_by_pieces_1): Don't declare. Move definition before use.
18682 (can_do_by_pieces): New static function.
18683 (can_move_by_pieces): Use it. Return bool.
18684 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18685 OP. All callers changed. Handle COMPARE_BY_PIECES.
18686 (class pieces_addr); New.
18687 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18688 pieces_addr::adjust, pieces_addr::increment_address,
18689 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18691 (class op_by_pieces_d): New.
18692 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18694 (class move_by_pieces_d, class compare_by_pieces_d,
18695 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18696 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18697 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18698 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18699 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18700 compare_by_pieces_d::finish_mode): New member functions.
18701 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18703 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18704 (emit_block_cmp_hints): New function.
18705 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18706 use the newly defined classes.
18707 * expr.h (by_pieces_constfn): New typedef.
18708 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18709 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18710 (move_by_pieces_ninsns): Don't declare.
18711 (can_move_by_pieces): Change return value to bool.
18712 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18713 (compare_by_pieces_branch_ratio): New hook.
18714 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18715 (by_pieces_ninsns): Declare.
18716 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18718 (default_compare_by_pieces_branch_ratio): New function.
18719 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18720 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18721 * doc/tm.texi: Regenerate.
18722 * tree-ssa-strlen.c: Include "builtins.h".
18723 (handle_builtin_memcmp): New static function.
18724 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18725 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18727 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18729 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18730 relevant stmts which are simple and invariant.
18731 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18732 instead of simple and invariant
18734 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18736 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18737 (vectorizable_reduction): Check for new relevant state.
18738 (vectorizable_live_operation): vectorize live stmts using
18739 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18740 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18741 (vect_stmt_relevant_p): Check for stmts which are only used live.
18742 (process_use): Use of a stmt does not inherit it's live value.
18743 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18744 (vect_analyze_stmt): Check for new relevant state.
18745 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18746 outside the loop, but not inside it.
18748 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18750 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18751 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18752 (vect_get_vec_def_for_operand): Split out code.
18754 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18756 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18758 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18760 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18762 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18764 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18766 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18768 PR middle-end/71387
18769 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18770 to noreturn e->callee->decl that has void return type and void
18771 arguments, adjust gimple_call_fntype and remove lhs even if it had
18772 previously addressable type.
18774 2016-06-02 Jeff Law <law@redhat.com>
18776 PR tree-optimization/71328
18777 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18778 error when checking for a jump back onto the copied path.
18780 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18782 * config/microblaze/microblaze.c (get_branch_target): Add return
18783 NULL_RTX for the non-CALL_P case.
18784 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18785 (insert_wic): Remove unused local "j".
18787 2016-06-02 Martin Liska <mliska@suse.cz>
18789 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18791 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18792 Julia Koval <julia.koval@intel.com>
18794 * function.c (assign_parm_setup_stack): Force source into a
18795 register if needed.
18796 * target.def (function_incoming_arg): Update documentation to
18797 allow arbitrary address computation based on hard register.
18798 * doc/tm.texi: Regenerated.
18800 2016-06-02 Martin Liska <mliska@suse.cz>
18802 * predict.c (combine_predictions_for_bb): Fix first match in
18803 cases where a first predictor contains more than one occurence
18804 in list of predictors. Take the best value in such case.
18806 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18808 PR rtl-optimization/71295
18809 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18810 offset would go over the size of the inner mode reject it.
18812 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18814 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18815 x=x,x and v=v,m instead of x=x,m.
18817 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18818 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18819 alternative to v=rm,C.
18821 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18822 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18823 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18824 instead of vex for the last two above mentioned alternatives.
18826 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18829 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18831 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18833 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18835 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18837 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18838 from int to unsigned.
18840 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18842 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18843 alternatives, eliminating preferred register class. Add support
18844 for the MTVSRDD instruction in ISA 3.0.
18845 (vsx_splat_v4si_internal): Use splat_input_operand instead of
18846 reg_or_indexed_operand.
18847 (vsx_splat_v4sf_internal): Likewise.
18849 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18852 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
18853 for loading up all 0's or all 1's.
18855 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
18857 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
18859 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
18861 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
18863 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
18864 * gcc.c (set_source_date_epoch_envvar): New function, sets
18865 the SOURCE_DATE_EPOCH environment variable to the current time.
18867 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18869 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
18870 the factor for live Phi nodes.
18872 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18874 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
18875 * tree-parloops.c (parallelize_loops): likewise.
18876 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
18877 tree_unswitch_outer_loop): likewise.
18879 2016-06-01 Jakub Jelinek <jakub@redhat.com>
18881 PR middle-end/71371
18882 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
18883 around creation of the temporary.
18885 2016-06-01 Richard Biener <rguenther@suse.de>
18887 PR tree-optimization/71366
18888 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
18889 (unloop_loops): Move removing edges here ...
18890 (try_unroll_loop_completely): ... from here.
18891 (try_peel_loop): ... and here.
18892 (tree_unroll_loops_completely_1): Track parent loops via
18893 bitmap of header BBs.
18894 (tree_unroll_loops_completely): Adjust for that.
18896 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18898 * config/rs6000/altivec.h (vec_slv): New macro.
18899 (vec_srv): New macro.
18900 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
18901 (UNSPEC_VSRV): New value.
18904 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
18905 (vsrv): New builtin definition.
18906 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
18907 define argument types for new builtin.
18908 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
18910 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
18913 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
18914 Jocelyn Mayer <l_indien@magic.fr>
18917 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
18918 detect processor family for signature_CENTAUR_ebx.
18919 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
18920 signature_CENTAUR_ebx.
18921 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
18922 <default>: Pass x86-64 for has_longmode.
18924 2016-06-01 Nathan Sidwell <nathan@acm.org>
18926 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
18929 2016-06-01 Richard Biener <rguenther@suse.de>
18931 PR tree-optimization/71261
18932 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
18933 of stmts successfully put in the bool pattern. Remove
18934 single-use restriction.
18935 (adjust_bool_pattern_cast): Add cast at the use site via the
18936 pattern def sequence.
18937 (adjust_bool_pattern): Remove recursion, maintain a hash-map
18938 of patterned defs. Use the pattern def seqence instead of
18939 multiple independent patterns.
18940 (sort_after_uid): New qsort compare function.
18941 (adjust_bool_stmts): New function to process stmts in the bool
18942 pattern in IL order.
18943 (vect_recog_bool_pattern): Adjust.
18944 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
18945 (ifcvt_walk_pattern_tree): Likewise.
18946 (stmt_is_root_of_bool_pattern): Likewise.
18947 (ifcvt_repair_bool_pattern): Likewise.
18948 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
18950 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18952 * loop-unroll.c (decide_unroll_constant_iterations,
18953 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
18954 likely upper bounds.
18955 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
18957 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
18959 * tree-core.h (enum omp_clause_code): Remove
18960 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
18962 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18964 * config/arm/sync.md (arm_store_exclusive<mode>):
18965 Use 'H' output modifier on operands[2] rather than creating a new
18966 entry in out-of-bounds memory of the operands array.
18967 (arm_store_release_exclusivedi): Likewise.
18969 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18971 * config/arm/arm.c (arm_fusion_enabled_p): New function.
18972 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
18973 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18974 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18976 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18978 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
18979 into account live statements for mask producers.
18981 2016-06-01 Richard Biener <rguenther@suse.de>
18983 PR tree-optimization/71311
18984 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
18985 restrict to non-INTEGER_CST @0.
18987 2016-06-01 Richard Biener <rguenther@suse.de>
18989 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
18990 (relational patterns): Use :c to avoid pattern duplications.
18992 2016-06-01 Richard Biener <rguenther@suse.de>
18994 * genmatch.c (comparison_code_p): New predicate.
18995 (swap_tree_comparison): New function.
18996 (commutate): Add for_vec parameter to append new for entries.
18997 Support commutating relational operators by swapping it alongside
18999 (lower_commutative): Adjust.
19000 (dt_simplify::gen): Do not pass artificial operators to gen
19002 (decision_tree::gen): Do not add artificial operators as parameters.
19003 (parser::parse_expr): Verify operator commutativity when :c is
19004 applied. Allow :C to override this.
19005 * match.pd: Adjust patterns to use :C instead of :c where required.
19007 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19009 PR tree-optimization/71077
19010 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19011 the combining step, use boolean_false_node and boolean_true_node
19012 as the designated false/true return values.
19014 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19016 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19017 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19018 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19021 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19023 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19024 of flags impliying the register renaming.
19025 * toplev.c (process_options): Do not imply flag_rename_registers with
19028 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19030 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19031 default implementation.
19033 2016-05-31 Nathan Sidwell <nathan@acm.org>
19035 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19037 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19039 * config/sh/constraints.md (b): Remove constraint.
19040 * config/sh/predicates.md (arith_reg_operand): Remove
19042 * config/sh/sh-modes.def (PDI): Remove.
19043 * config/sh/sh.c (sh_target_reg_class,
19044 sh_optimize_target_register_callee_saved): Remove functions.
19045 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19046 (sh_expand_epilogue): Update comment.
19047 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19048 sh_secondary_reload): Remove TARGET_REGS related code.
19049 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19050 TARGET_REGISTER_P): Remove macros.
19051 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19052 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19053 TR1_REG, TR2_REG): Remove constants.
19054 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19056 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19058 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19059 define_expand patterns.
19060 (adddi3_compact): Rename to adddi3.
19061 (subdi3_compact): Rename to subdi3.
19062 (*negdi2): Rename to negdi2.
19063 (*abs<mode>2): Rename to abs<mode>2.
19065 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19067 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19068 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19069 (atomic_sub_fetchsi): ... this new pattern.
19070 (mvtc): Add CC_REG clobber.
19072 2016-05-31 Marek Polacek <polacek@redhat.com>
19074 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19076 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19078 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19079 aarch64_fusion_enabled_p to check for fusion capabilities.
19081 2016-05-31 Richard Biener <rguenther@suse.de>
19083 PR tree-optimization/71352
19084 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19085 minus one and a negate.
19087 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19089 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19090 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19092 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19093 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19094 Remove use of aarch64_simd_attr_length_move, set length attribute
19096 (*aarch64_be_movoi): Likewise.
19097 (*aarch64_be_movci): Likewise.
19098 (*aarch64_be_movxi): Likewise.
19100 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19102 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19103 It no longer does that.
19104 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19106 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19108 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19109 attribute __unused__.
19111 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19113 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19114 * config/arm/arm.c (arm_arch_thumb1): Define.
19115 (arm_option_override): Initialize arm_arch_thumb1.
19116 * config/arm/arm.h (arm_arch_thumb1): Declare.
19117 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19118 support Thumb-1 ISA.
19120 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19123 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19124 `Yv' for scalar operand.
19126 2016-05-31 Tom de Vries <tom@codesourcery.com>
19128 PR tree-optimization/69068
19129 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19130 phis with more than two args.
19132 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19134 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19135 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19138 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19140 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19142 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19144 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19145 cpu_32, cpu_64, tune_32 and tune_64.
19146 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19148 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19150 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19152 2016-05-30 Andi Kleen <ak@linux.intel.com>
19154 * auto-profile.c (read_profile): Replace asserts with errors
19155 when file does not exist.
19156 * gcov-io.c (gcov_read_words): Dito.
19158 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19160 * tree-cfg.c (print_loop): Print likely upper bounds.
19162 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19164 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19165 * opts.c (default_options): Enable peel loops at -O3.
19166 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19167 (try_peel_loop): Do not re-peel already peeled loops;
19168 use likely upper bounds; fix profile updating.
19169 (pass_complete_unroll::execute): Initialize peeled_loops.
19171 2016-05-30 Martin Liska <mliska@suse.cz>
19173 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19174 computed costs by frequency of BB they belong to.
19175 (get_scaled_computation_cost_at): New function.
19177 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19178 Marc Glisse <marc.glisse@inria.fr>
19180 PR tree-optimization/71289
19181 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19183 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19185 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19187 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19189 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19190 for peeled copies; avoid underflow when updating estimates; correctly
19191 scale loop profile.
19193 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19195 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19196 r236875. Corrected oe3 to oe2 as obvious.
19198 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19200 PR middle-end/71269
19201 PR middle-end/71252
19202 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19203 that inserted stmt will not dominate stmts that defines its operand.
19204 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19205 (rewrite_expr_tree_parallel): Likewise.
19207 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19209 PR middle-end/71252
19210 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19211 all fields including stmt_to_insert are swapped.
19213 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19215 * predict.h (force_edge_cold): Declare.
19216 * predict.c (force_edge_cold): New function.
19217 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19219 (canonicalize_loop_induction_variables): Fix formating.
19221 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19223 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19224 (visium_expand_copysign): Use gen_int_mode directly.
19225 (visium_compute_frame_size): Minor tweaks.
19227 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19229 * tree-vect-loop.c (vect_analyze_loop_2): Use
19230 likely_max_stmt_executions_int.
19232 2016-05-30 Tom de Vries <tom@codesourcery.com>
19234 PR tree-optimization/69067
19235 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19237 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19240 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19241 New peepholes to remove unneeded fild/fistp pairs.
19242 (define_peephole2 atomic_loaddi_fpu): Ditto.
19244 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19246 * predict.c (maybe_hot_frequency_p): Avoid division.
19248 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19250 * doc/install.texi: Use https for shop.fsf.org.
19252 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19254 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19255 likely_max_stmt_executions_int.
19257 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19259 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19260 likely_max_stmt_executions_int.
19262 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19264 * profile.c (compute_branch_probabilities): Do not report hitrates
19266 (branch_prob): Report hitrates here.
19267 * predict.c (gimple_predict_edge): Do not assert profile status;
19268 fix formatting issues.
19270 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19272 * predict.c (edge_predicted_by_p): New function.
19273 (predict_paths_for_bb): Do not put multiple predictions of the same type
19276 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19278 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19281 2016-05-28 Alan Modra <amodra@gmail.com>
19283 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19285 2016-05-28 Alan Modra <amodra@gmail.com>
19287 PR rtl-optimization/71275
19288 * ira.c (ira): Free dominance info.
19290 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19292 * doc/sourcebuild.texi: New address for upstream Go repository.
19294 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19296 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19297 (TARGET_ARM_V7M): Likewise.
19299 2016-05-26 Jeff Law <law@redhat.com>
19301 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19302 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19303 * passes.def: Add jump threading passes before DOM/VRP.
19304 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19305 argument to a basic block from an edge. Remove tests which are
19307 (pass_data_thread_jumps, class pass_thread_jumps): New.
19308 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19309 (make_pass_thread_jumps): Likewise.
19310 * tree-pass.h (make_pass_thread_jumps): Declare.
19312 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19314 * config/visium/visium-protos.h (split_double_move): Rename into...
19315 (visium_split_double_move): ...this.
19316 (visium_split_double_add): Declare.
19317 * config/visium/visium.c (split_double_move): Rename into...
19318 (visium_split_double_move): ...this.
19319 (visium_split_double_add): New function.
19320 (visium_expand_copysign): Renumber operands for consistency.
19321 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19322 (DFmode move splitter): Likewise.
19323 (*addi3_insn): Split by means of visium_split_double_add.
19324 (*adddi3_insn_flags): Delete.
19325 (*plus_plus_sltu<subst_arith>): New insn.
19326 (*subdi3_insn): Split by means of visium_split_double_add.
19327 (subdi3_insn_flags): Delete.
19328 (*minus_minus_sltu<subst_arith>): New insn.
19329 (*negdi2_insn): Split by means of visium_split_double_add.
19330 (*negdi2_insn_flags): Delete.
19332 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19334 * configure.ac: Treat a --with-headers option without argument
19335 the same as the default (i.e. consult sys-include directory).
19336 * configure: Regenerate.
19338 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19340 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19341 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19343 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19344 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19346 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19349 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19350 tree-stdarg analysis results.
19351 (aarch64_setup_incoming_varargs): Likewise.
19353 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19355 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19356 va_list_gpr_counter_field and va_list_fpr_counter_field.
19358 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19361 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19362 * config/aarch64/aarch64.c
19363 (aarch64_cannot_change_mode_class): Remove function.
19364 * config/aarch64/aarch64-protos.h
19365 (aarch64_cannot_change_mode_class): Remove.
19367 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19369 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19370 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19371 get_likely_max_loop_iterations_int): New.
19372 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19373 any_likely_upper_bound.
19374 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19376 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19377 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19379 (unroll_loop_constant_iterations): Likewise.
19380 (unroll_loop_runtime_iterations): Likewise.
19381 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19382 * lto-streamer-out.c (output_cfg): Likewise.
19383 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19385 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19386 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19387 (likely_max_loop_iterations): New.
19388 (likely_max_loop_iterations_int): New.
19389 (likely_max_stmt_executions): New.
19390 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19391 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19392 likely_max_stmt_executions): Declare.
19394 2016-05-27 Marek Polacek <polacek@redhat.com>
19396 PR middle-end/71308
19397 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19399 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19401 * config/s390/s390.md (2x risbg splitters): Use
19402 reg_overlap_mentioned_p instead of rtx_equal_p.
19404 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19406 * combine.c (make_compound_operation): Take known zero bits into
19407 account when checking for possible zero_extend.
19409 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19411 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19412 Use const_int_operand for operand 2 predicate. Simplify expand code
19415 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19417 PR middle-end/71279
19418 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19421 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19423 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19424 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19425 that returns CC_SESWPmode and CC_ZESWPmode.
19426 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19428 (aarch64_rtx_costs): Likewise.
19430 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19432 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19433 for ISA 3.0 min/max support.
19434 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19435 conditional move support.
19436 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19437 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19439 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19440 conditional moves where the comparison type is different from move
19442 (fp_minmax): New code iterator for smin/smax.
19443 (minmax): New code attributes for min/max.
19444 (SMINMAX): Likewise.
19445 (smax<mode>3): Combine min, max insns into one insn using the
19446 fp_minmax code iterator. Add support for ISA 3.0 min/max
19447 instructions that don't need -ffast-math.
19448 (s<minmax><mode>3): Likewise.
19449 (smax<mode>3_vsx): Likewise.
19450 (smin<mode>3): Likewise.
19451 (s<minmax><mode>3_vsx): Likewise.
19452 (smin<mode>3_vsx): Likewise.
19453 (pre-VSX min/max splitters): Likewise.
19454 (s<minmax><mode>3_fpr): Likewise.
19455 (movsfcc): Rewrite floating point conditional moves to combine
19456 SFmode/DFmode into a single insn.
19457 (mov<mode>cc): Likewise.
19458 (movdfcc): Likewise.
19459 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19460 SFDF2 iterators to handle all combinations.
19461 (fseldfsf4): Likewise.
19462 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19463 (fseldfdf4): Likewise.
19464 (fselsfdf4): Likewise.
19465 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19466 comparison instructions that set a 0/-1 mask, and use it for
19467 floating point conditional move via XXSEL.
19468 (fpmask<mode>): Likewise.
19469 (xxsel<mode>): Likewise.
19470 * config/rs6000/predicates.md (min_max_operator): Delete, no
19472 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19473 instructions that generate a 0/-1 mask for use with XXSEL.
19474 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19475 say whether floating point min/max is available, either through
19476 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19477 (TARGET_MINMAX_DF): Likewise.
19479 2016-05-27 Alan Modra <amodra@gmail.com>
19481 PR rtl-optimization/71275
19482 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19483 for update_equiv_regs and combine_and_move_insns.
19485 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19487 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19488 if_then_else or cond RTXes to calculate attribute value.
19489 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19490 <attr "length_immediate>: Ditto.
19491 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19492 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19493 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19494 <attr "type">: Ditto.
19495 <attr "prefix_data16">: Ditto.
19496 <attr "prefix_extra">: Ditto.
19497 <attr "length_immediate">: Ditto.
19498 <attr "prefix">: Ditto.
19499 (vec_set<mode>_0) <attr "isa">: Ditto.
19500 <attr "prefix_extra">: Ditto.
19501 <attr "length_immediate">: Ditto.
19502 <attr "prefix">: Ditto.
19503 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19504 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19505 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19506 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19507 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19508 <attr "length_immediate">: Ditto.
19509 <attr "prefix">: Ditto.
19510 (sse2_movsd) <attr "length_immediate">: Ditto.
19511 <attr "prefix">: Ditto.
19512 (vec_concatv2df) <attr "isa">: Ditto.
19513 <attr "prefix">: Ditto.
19514 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19515 (*vec_extractv2di_1) <attr "isa">: Ditto.
19516 <attr "type">: Ditto.
19517 <attr "length_immediate">: Ditto.
19518 <attr "prefix_rex">: Ditto.
19519 <attr "prefix_extra">: Ditto.
19520 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19521 <attr "prefix_extra">: Ditto.
19522 <attr "length_immediate">: Ditto.
19523 (vec_concatv2di) <attr "isa">: Ditto.
19524 <attr "prefix_extra">: Ditto.
19525 <attr "length_immediate">: Ditto.
19526 <attr "prefix">: Ditto.
19528 2016-05-26 Martin Liska <mliska@suse.cz>
19530 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19532 (operator+): Likewise.
19533 (operator-): Likewise.
19534 (comp_cost::operator+=): Likewise.
19535 (comp_cost::operator-=): Likewise.
19536 (comp_cost::operator/=): Likewise.
19537 (comp_cost::operator*=): Likewise.
19538 (operator<): Likewise.
19539 (operator==): Likewise.
19540 (operator<=): Likewise.
19541 (new_cost): Remove.
19542 (infinite_cost_p): Likewise.
19543 (add_costs): Likewise.
19544 (sub_costs): Likewise.
19545 (compare_costs): Likewise.
19546 (set_group_iv_cost): Use the newly introduced functions.
19547 (get_address_cost): Likewise.
19548 (get_shiftadd_cost): Likewise.
19549 (force_expr_to_var_cost): Likewise.
19550 (split_address_cost): Likewise.
19551 (ptr_difference_cost): Likewise.
19552 (difference_cost): Likewise.
19553 (get_computation_cost_at): Likewise.
19554 (determine_group_iv_cost_generic): Likewise.
19555 (determine_group_iv_cost_address): Likewise.
19556 (determine_group_iv_cost_cond): Likewise.
19557 (autoinc_possible_for_pair): Likewise.
19558 (determine_group_iv_costs): Likewise.
19559 (cheaper_cost_pair): Likewise.
19560 (iv_ca_recount_cost): Likewise.
19561 (iv_ca_set_no_cp): Likewise.
19562 (iv_ca_set_cp): Likewise.
19563 (iv_ca_cost): Likewise.
19564 (iv_ca_new): Likewise.
19565 (iv_ca_dump): Likewise.
19566 (iv_ca_narrow): Likewise.
19567 (iv_ca_prune): Likewise.
19568 (iv_ca_replace): Likewise.
19569 (try_add_cand_for): Likewise.
19570 (try_improve_iv_set): Likewise.
19571 (find_optimal_iv_set): Likewise.
19573 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19575 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19576 that internal functions will clobber all caller-saved registers.
19578 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19580 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
19581 Return a better case_values_threshold when optimizing.
19583 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19585 * config/aarch64/aarch64-simd.md (aarch64_combinez):
19586 Add ? to integer variant.
19587 (aarch64_combinez_be): Likewise.
19589 2016-05-26 Jakub Jelinek <jakub@redhat.com>
19591 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
19592 instead of x constraint.
19593 (vcvtps2ph256<mask_name>): Likewise.
19595 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19596 alternative. Formatting fix.
19598 * config/i386/sse.md
19599 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19601 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19602 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19603 maybe_evex prefix instead of vex.
19604 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19605 EXT_REX_SSE_REG_P (op0) case in the splitter.
19607 2016-05-25 Jeff Law <law@redhat.com>
19609 PR tree-optimization/71272
19610 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19611 Update comments. Add test for empty path.
19613 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19615 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19616 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19617 special case builtin.
19618 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19619 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19620 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19621 for __builtin_vec_cmpne.
19623 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19625 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19626 redundant test and bail out if the type of the new operand is not
19627 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19629 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19631 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19632 (x_ix86_target_flags_explicit): Remove.
19633 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19634 x_ix86_target_flags_explicit.
19635 (ix86_function_specific_restore): Ditto.
19637 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19638 H.J. Lu <hongjiu.lu@intel.com>
19641 * common/config/i386/i386-common.c
19642 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19643 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19644 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19645 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19646 (-mgeneral-regs-only): Add new option.
19647 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19648 x87 instructions if only general registers are allowed.
19649 (ix86_target_string): Add ix86_flags argument. Handle additional
19650 flags options through ix86_flags argument. Update all callers.
19651 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19653 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19655 PR rtl-optimization/66940
19656 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19657 decrementing desired_val will not overflow before performing these
19660 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19662 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19663 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19664 * config/i386/i386.c (enum ix86_builtins): Add
19665 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19666 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19667 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19668 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19669 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19670 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19671 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19672 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19673 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19674 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19675 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19676 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19677 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19678 __builtin_ia32_cvtps2dq512_mask.
19679 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19680 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19681 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19682 * config/i386/sse.md
19683 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19685 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19686 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19688 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19689 (avx512f_vec_pack_sfix_v8df): New define_expand.
19690 (avx512f_roundpd512): Rename to ...
19691 (avx512f_round<castmode>512): ... this. Change iterator.
19692 (avx512f_roundps512_sfix): New define_expand.
19693 (round<mode>2_sfix): Change iterator.
19695 2016-05-25 Nick Clifton <nickc@redhat.com>
19697 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19698 static interrupt handler is detected.
19699 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19700 default linker script.
19701 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19702 the low part of a symbolic pointer.
19704 2016-05-25 Richard Biener <rguenther@suse.de>
19706 PR tree-optimization/71261
19707 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19708 interesting stmt instead of immediate uses when looking
19709 for the use operand to replace.
19711 2016-05-25 Martin Liska <mliska@suse.cz>
19713 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19715 2016-05-25 Richard Biener <rguenther@suse.de>
19717 PR tree-optimization/71264
19718 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19721 2016-05-25 Martin Liska <mliska@suse.cz>
19723 PR tree-optimization/71239
19724 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19725 if DECL_SIZE is NULL.
19727 2016-05-25 Richard Biener <rguenther@suse.de>
19729 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19730 * tree-if-conv.c (pass_data_if_conversion): Use it.
19732 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19734 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19735 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19736 * varpool.c (varpool_node::get_availability): Likewise.
19738 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19740 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19741 VNEGW/VNEGD instructions.
19742 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19743 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19744 support for ISA 3.0 VNEGW/VNEGD instructions.
19746 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19748 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19749 pointers inside OACC_DATA regions.
19750 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19751 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19752 (gimplify_adjust_omp_clauses): Fix typo in comment.
19754 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19756 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19757 parity built-in functions.
19758 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19760 (p9v_parity<mode>2): Likewise.
19761 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19763 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19764 (parity<mode>2): ISA 3.0 expander for vector parity.
19765 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19767 (BU_P9_64BIT_MISC_0): Likewise.
19768 (BU_P9_MISC_0): Likewise.
19769 (BU_P9V_AV_1): Likewise.
19770 (BU_P9V_AV_2): Likewise.
19771 (BU_P9V_AV_3): Likewise.
19772 (BU_P9V_AV_P): Likewise.
19773 (BU_P9V_VSX_1): Likewise.
19774 (BU_P9V_OVERLOAD_1): Likewise.
19775 (BU_P9V_OVERLOAD_2): Likewise.
19776 (BU_P9V_OVERLOAD_3): Likewise.
19777 (VCTZB): Add vector count trailing zeros support.
19781 (VPRTYBD): Add vector parity support.
19782 (VPRTYBQ): Likewise.
19783 (VPRTYBW): Likewise.
19784 (VCTZ): Add overloaded vector count trailing zeros support.
19785 (VPRTYB): Add overloaded vector parity support.
19786 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19787 overloaded vector count trailing zeros and parity instructions.
19788 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19789 vector parity support.
19790 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19791 trailing zeros support.
19792 (vec_cntlz): Likewise.
19793 (vec_vctzb): Likewise.
19794 (vec_vctzd): Likewise.
19795 (vec_vctzh): Likewise.
19796 (vec_vctzw): Likewise.
19797 (vec_vprtyb): Add ISA 3.0 vector parity support.
19798 (vec_vprtybd): Likewise.
19799 (vec_vprtybw): Likewise.
19800 (vec_vprtybq): Likewise.
19801 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19802 the ISA 3.0 vector count trailing zeros and vector parity built-in
19805 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19807 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19808 when there is stmt_to_insert.
19810 2016-05-24 Martin Sebor <msebor@redhat.com>
19813 * tree.h (complete_or_array_type_p): New inline function.
19815 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19817 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19818 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19819 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19821 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19822 Limit 1st alternative to noavx isa, split 2nd alternative into one
19823 noavx and one avx alternative, use *x and Bm in the former and
19824 x and m in the latter.
19826 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19827 of sse4 for the first alternative, drop %v from the template
19828 and d operand modifier. Split second alternative into one sse4_noavx
19829 and one avx alternative, use *x instead of *v in the former and v
19830 instead of *v in the latter.
19831 (*sse4_1_extractps): Use noavx isa instead of * for the first
19832 alternative, drop %v from the template. Split second alternative into
19833 one noavx and one avx alternative, use *x instead of *v in the
19834 former and v instead of *v in the latter.
19835 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19836 with noavx and the last one with avx.
19837 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19838 split the second one into one noavx and one avx alternative,
19839 use *x and Bm in the former and x and m in the latter one.
19840 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
19843 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
19844 first two alternatives to noavx, use *x instead of *v in the second
19845 one, add avx alternative without *.
19846 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
19847 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
19848 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
19850 2016-05-24 Jeff Law <law@redhat.com>
19852 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
19853 New function, extracted from...
19854 (fsm_find_control_statement_thread_paths): Here. Use the new function.
19855 Allow simple copies and constant initializations in the SSA chain.
19857 2016-05-24 Marek Polacek <polacek@redhat.com>
19860 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
19863 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19866 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
19867 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
19868 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
19869 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
19870 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
19872 2016-05-24 Richard Biener <rguenther@suse.de>
19874 PR tree-optimization/71240
19875 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
19878 2016-05-24 Richard Biener <rguenther@suse.de>
19880 PR tree-optimization/71230
19881 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
19883 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19885 * tree-vectorizer.h (vectorizable_comparison): Delete.
19886 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
19887 PURE_SLP_STMT check.
19888 * tree-vect-stmts.c (vectorizable_call): Likewise.
19889 (vectorizable_simd_clone_call): Likewise.
19890 (vectorizable_conversion): Likewise.
19891 (vectorizable_assignment): Likewise.
19892 (vectorizable_shift): Likewise.
19893 (vectorizable_operation): Likewise.
19894 (vectorizable_load): Likewise.
19895 (vectorizable_condition): Likewise.
19896 (vectorizable_store): Likewise. Assert that we don't have
19898 (vectorizable_comparison): Make static. Remove redundant
19899 PURE_SLP_STMT check.
19900 (vect_transform_stmt): Assert that we always have an slp_node
19903 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19905 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
19906 operands[2] against 1 with comparison against CONST1_RTX.
19907 (<shift>di3_neon): Likewise.
19908 * config/arm/predicates.md (const0_operand): Replace with comparison
19909 against CONST0_RTX.
19911 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19913 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
19914 operands[2] against 1 with comparison against CONST1_RTX.
19915 (ashrdi3): Likewise.
19916 (lshrdi3): Likewise.
19917 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
19919 (ashrsi3): Likewise.
19920 (lshrsi3): Likewise.
19921 (rotrsi3): Likewise.
19922 (define_split above *compareqi_eq0): Likewise.
19923 (define_split above "prologue"): Likewise.
19924 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
19925 * config/arm/predicates.md (shift_operator): Likewise.
19926 (shift_nomul_operator): Likewise.
19927 (sat_shift_operator): Likewise.
19928 (thumb1_cmp_operand): Likewise.
19929 (const_neon_scalar_shift_amount_operand): Replace manual range
19930 check with IN_RANGE.
19931 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
19932 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
19934 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19936 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
19937 with HOST_WIDE_INT_1.
19939 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
19940 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
19941 (arm_canonicalize_comparison): Likewise.
19942 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
19944 (thumb1_size_rtx_costs): Likewise.
19945 (vfp_const_double_index): Replace cast of 1 to unsigned
19946 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19947 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
19949 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
19950 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19951 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
19952 HOST_WIDE_INT with HOST_WIDE_INT_1.
19954 2016-05-24 Marek Polacek <polacek@redhat.com>
19956 * tree-cfg.h (should_remove_lhs_p): New predicate.
19957 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
19958 * gimplify.c (gimplify_modify_expr): Likewise.
19959 * tree-cfg.c (verify_gimple_call): Likewise.
19960 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
19961 * gimple-fold.c: Include "tree-cfg.h".
19962 (gimple_fold_call): Use should_remove_lhs_p.
19964 2016-05-24 Richard Biener <rguenther@suse.de>
19966 PR tree-optimization/71253
19967 * cfganal.h (control_dependences): Make robust against edge
19969 (control_dependences::control_dependences): Remove edge_list argument.
19970 (control_dependences::get_edge): Remove.
19971 (control_dependences::get_edge_src): Add.
19972 (control_dependences::get_edge_dest): Likewise.
19973 (control_dependences::m_el): Make a vector of edge src/dest index.
19974 * cfganal.c (control_dependences::find_control_dependence): Adjust.
19975 (control_dependences::control_dependences): Likewise.
19976 (control_dependences::~control_dependence): Likewise.
19977 (control_dependences::get_edge): Remove.
19978 (control_dependences::get_edge_src): Add.
19979 (control_dependences::get_edge_dest): Likewise.
19980 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
19982 (perform_tree_ssa_dce): Adjust.
19983 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
19985 (pass_loop_distribution::execute): Adjust. Do loop destroying
19986 conditional on changed.
19988 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19991 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
19992 return. Reindent transformation comment and mention the ARM state
19995 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19997 PR middle-end/71252
19998 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
19999 after build_and_add_sum creates new use stmt.
20001 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20003 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20004 load_lanes/grouped_load classification comes first. Don't check
20005 whether the vectorization factor is a multiple of the group size
20008 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20010 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20011 GROUP_GAP for single-element interleaving.
20012 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20015 2016-05-24 Richard Biener <rguenther@suse.de>
20017 PR middle-end/70434
20019 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20020 bases which are accessed with non-invariant indices.
20021 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20022 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20024 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20026 PR middle-end/71170
20027 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20028 (add_to_ops_vec): Add stmt_to_insert.
20029 (add_repeat_to_ops_vec): Init stmt_to_insert.
20030 (insert_stmt_before_use): New.
20031 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20033 (get_ops): Init stmt_to_insert.
20034 (maybe_optimize_range_tests): Likewise.
20035 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20036 (rewrite_expr_tree_parallel): Likewise.
20037 (reassociate_bb): Likewise.
20039 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20042 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20043 ISA 3.0 xxperm fusion alternative.
20044 (altivec_vperm_v8hiv16qi): Likewise.
20045 (altivec_vperm_<mode>_uns_internal): Likewise.
20046 (vperm_v8hiv4si): Likewise.
20047 (vperm_v16qiv8hi): Likewise.
20049 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20050 Kelvin Nilsen <kelvin@gcc.gnu.org>
20052 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20053 vpermr/xxpermr on ISA 3.0.
20054 (altivec_expand_vec_perm_le): Likewise.
20055 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20056 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20059 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20061 * config/i386/i386.h (IS_STACK_MODE): Enable for
20062 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20063 SSE_FLOAT_MODE_P macros.
20064 * config/i386/i386.c (ix86_preferred_reload_class): Use
20065 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20066 Cleanup regclass processing for CONST_DOUBLE_P.
20067 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20068 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20069 with IS_STACK_MODE macro.
20070 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20072 (*movdf_internal): Use IS_STACK_MODE macro.
20073 (*movsf_internal): Ditto.
20075 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20077 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20078 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20080 2016-05-23 Jeff Law <law@redhat.com>
20082 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20084 (fsm_find_control_statement_thread_paths): Call it.
20086 2016-05-23 Martin Jambor <mjambor@suse.cz>
20089 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20090 from_global_constant if t is not NULL.
20092 2016-05-23 Marek Polacek <polacek@redhat.com>
20095 * common.opt (Wswitch-unreachable): New option.
20096 * doc/invoke.texi: Document -Wswitch-unreachable.
20097 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20100 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20102 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20103 TMR_INDEX is non-NULL.
20105 2016-05-23 Richard Biener <rguenther@suse.de>
20107 PR tree-optimization/71230
20108 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20109 (try_special_add_to_ops): ... here. Always test for single-use.
20111 2016-05-23 Martin Jambor <mjambor@suse.cz>
20113 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20114 default block if a PHI node in the original one would be resized.
20116 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20118 PR tree-optimization/58135
20119 * tree-vect-slp.c: When group size is not multiple
20120 of vector size, allow splitting of store group at
20123 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20125 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20127 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20129 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20130 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20131 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20134 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20135 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20136 v constraint instead of x and vinserti32x4 insn.
20138 * config/i386/sse.md (i128vldq): New mode iterator.
20139 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20140 avx512dq and avx512vl alternatives.
20142 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20143 constraint, use maybe_evex prefix instead of vex.
20144 (vec_dupv4sf): Use v constraint instead of x for output
20145 operand except for noavx alternative, use Yv constraint
20146 instead of x for input. Use maybe_evex prefix instead of vex.
20147 (*vec_dupv4si): Likewise.
20148 (*vec_dupv2di): Likewise.
20150 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20152 PR middle-end/40921
20153 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20154 (linearize_expr_tree): Call try_special_add_to_ops.
20155 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20157 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20159 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20160 to computed stack_usage.
20162 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20165 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20166 operand is subreg (symbol_ref) then move the symbol ref to register.
20168 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20170 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20172 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20174 PR middle-end/71179
20175 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20178 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20180 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20181 ranges by calling get_single_symbol and tidy up. Look more closely
20182 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20184 2016-05-20 Jeff Law <law@redhat.com>
20186 * bitmap.c (bitmap_find_bit): Remove useless test.
20188 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20190 * function.c (thread_prologue_and_epilogue_insns): Commit the
20191 insertion of the epilogue.
20193 2016-05-20 Martin Jambor <mjambor@suse.cz>
20195 PR tree-optimization/70884
20196 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20197 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20198 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20199 of constant pool data as a reason for scalarization.
20201 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20203 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20204 for naked functions.
20205 (thumb1_expand_prologue): Likewise.
20207 2016-05-20 Nathan Sidwell <nathan@acm.org>
20209 * config/nvptx/nptx.c (nvptx_option_override): Only set
20210 flag_toplevel_reorder, if not explicitly specified. Set
20211 flag_no_common, unless explicitly specified.
20213 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20215 * calls.c (can_implement_as_sibling_call_p): Mark param
20216 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20218 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20220 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20221 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20222 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20224 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20225 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20226 and CASE_CONST_ANY.
20228 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20230 * config/nvptx/nvptx.md (sincossf3): New pattern.
20232 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20234 * calls.c (maybe_complain_about_tail_call): New function.
20235 (initialize_argument_information): Call
20236 maybe_complain_about_tail_call when clearing *may_tailcall.
20237 (can_implement_as_sibling_call_p): Call
20238 maybe_complain_about_tail_call when returning false.
20239 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20240 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20241 if tail-call optimization fails.
20242 * cfgexpand.c (expand_call_stmt): Initialize
20243 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20244 * gimple-pretty-print.c (dump_gimple_call): Dump
20245 gimple_call_must_tail_p.
20246 * gimple.c (gimple_build_call_from_tree): Call
20247 gimple_call_set_must_tail with the value of
20248 CALL_EXPR_MUST_TAIL_CALL.
20249 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20250 (gimple_call_set_must_tail): New function.
20251 (gimple_call_must_tail_p): New function.
20252 * print-tree.c (print_node): Update printing of TREE_STATIC
20253 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20254 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20255 trailing comment listing applicable flags.
20256 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20258 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20260 * calls.c (expand_call): Move "Rest of purposes for tail call
20261 optimizations to fail" to...
20262 (can_implement_as_sibling_call_p): ...this new function, and
20263 split into multiple "if" statements.
20265 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20267 * cfgloop.h (expected_loop_iterations_unbounded,
20268 expected_loop_iterations): Unconstify.
20269 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20270 profile with known upper bound; return 3 when profile is absent.
20271 (expected_loop_iterations): Update.
20273 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20275 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20276 and get_max_loop_iterations_int.
20278 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20280 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20281 realistic upper bounds here.
20283 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20286 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20287 calls if the LHS is variable length or has addressable type.
20288 If targets[0]->decl is a noreturn call with void return type and
20289 zero arguments, adjust fntype and remove lhs in that case.
20291 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20293 PR tree-optimization/71079
20294 PR tree-optimization/71206
20295 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20297 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20299 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20300 (get_vec_alignment_for_array_decl): Likewise.
20301 (get_vec_alignment_for_record_decl): Likewise.
20302 (increase_alignment::execute): Move code to find alignment to
20303 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20304 (type_align_map): New hash_map.
20306 2016-05-20 Richard Guenther <rguenther@suse.de>
20308 PR tree-optimization/29756
20309 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20310 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20311 * fold-const.c (operand_equal_p): Likewise.
20312 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20313 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20314 * tree-inline.c (estimate_operator_cost): Likewise.
20315 * tree-pretty-print.c (dump_generic_node): Likewise.
20316 * tree-ssa-operands.c (get_expr_operands): Likewise.
20317 * cfgexpand.c (expand_debug_expr): Likewise.
20318 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20319 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20320 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20321 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20322 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20323 (execute_update_addresses_taken): Do it.
20325 2016-05-20 Richard Biener <rguenther@suse.de>
20327 PR tree-optimization/71185
20328 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20329 register operations.
20331 2016-05-20 Richard Biener <rguenther@suse.de>
20333 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20334 gimple_seq_add_seq_without_update.
20335 (release_bb_predicate): Assert we have no operands to free.
20336 (if_convertible_loop_p_1): Calculate post dominators later.
20337 Do not free BB predicates here.
20338 (combine_blocks): Do not recompute BB predicates.
20339 (version_loop_for_if_conversion): Save BB predicates around
20342 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20344 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20345 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20346 code. Ignore sibcalls on EDGE_IGNORE edges.
20347 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20348 on edges for sibcalls that run without prologue. The rest of the
20349 function is combined from...
20350 (fix_fake_fallthrough_edge): ... this, and ...
20351 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20352 function argument, make it a local variable.
20354 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20356 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20357 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20358 for 32-bit mode and SEH for 64-bit.
20359 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20360 TARGET_64BIT_DEFAULT.
20362 2016-05-19 Ryan Burn <contact@rnburn.com>
20364 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20365 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20367 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20369 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20370 force pending loads from memory.
20372 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20374 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20375 (UNSPEC_DARN_32): New unspec constant.
20376 (UNSPEC_DARN_RAW): New unspec constant.
20377 (darn_32): New instruction.
20378 (darn_raw): New instruction.
20379 (darn): New instruction.
20380 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20381 support and documentation for this macro.
20382 (BU_P9_MISC_1): New macro definition.
20383 (BU_P9_64BIT_MISC_0): New macro definition.
20384 (BU_P9_MISC_0): New macro definition.
20385 (darn_32): New builtin definition.
20386 (darn_raw): New builtin definition.
20387 (darn): New builtin definition.
20388 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20389 RS6000_BUILTIN_0 directives to surround each occurrence of
20390 #include "rs6000-builtin.def".
20391 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20392 RS6000_BTM_64BIT flags to the returned mask, depending on
20394 (def_builtin): Correct an error in the assignments made to the
20395 debugging variable attr_string.
20396 (rs6000_expand_builtin): Add support for no-operand built-in
20398 (builtin_function_type): Remove fatal_error assertion that is no
20400 (rs6000_common_init_builtins): Add support for no-operand built-in
20402 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20404 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20406 (RS6000_BTM_64BIT): New macro definition.
20407 * doc/extend.texi: Document __builtin_darn (void),
20408 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20411 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20413 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20414 max_loop_iterations_int.
20416 2016-05-19 Marek Polacek <polacek@redhat.com>
20418 PR tree-optimization/71031
20419 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20420 condition and adjust the code a bit.
20422 2016-05-19 Martin Liska <mliska@suse.cz>
20424 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20425 auto_vec instead of vec.
20427 2016-05-19 Martin Liska <mliska@suse.cz>
20429 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20431 2016-05-19 Martin Liska <mliska@suse.cz>
20433 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20435 2016-05-19 Martin Liska <mliska@suse.cz>
20437 * ipa-pure-const.c (set_function_state): Remove an existing
20439 (remove_node_data): Do not free it as it's released
20440 in set_function_state.
20442 2016-05-19 Martin Liska <mliska@suse.cz>
20444 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20447 2016-05-19 Martin Liska <mliska@suse.cz>
20449 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20451 2016-05-19 Martin Liska <mliska@suse.cz>
20453 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20454 an auto_vec instead of re-creating it.
20456 2016-05-19 Martin Liska <mliska@suse.cz>
20458 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20459 auto_vec instead of vec.
20461 2016-05-19 Martin Liska <mliska@suse.cz>
20463 * lto-section-in.c (lto_get_section_data): Call
20464 lto_check_version with additional argument.
20465 * lto-streamer.c (lto_check_version): Add new argument.
20466 * lto-streamer.h (lto_check_version): Likewise.
20468 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20470 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20471 Don't add cost of inner memory when handling sign-extended loads.
20473 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20475 PR rtl-optimization/71148
20476 * cse.c (cse_main): Free dominance info.
20477 (rest_of_handle_cse): Don't free dominance info.
20478 (rest_of_handle_cse2): Likewise.
20479 (rest_of_handle_cse_after_global_opts): Likewise.
20481 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20484 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20485 NULL_TREE early if NEON is not available. Remove now redundant check
20486 in ARM_CHECK_BUILTIN_MODE.
20488 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20491 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20492 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20493 * doc/cpp.texi: Document new macros.
20495 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20497 PR tree-optimization/69848
20498 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20499 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20501 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20503 * function.c (thread_prologue_and_epilogue_insn): Move the
20504 "goto epilogue_done" one block later.
20506 2016-05-19 Richard Biener <rguenther@suse.de>
20508 PR tree-optimization/70729
20509 * passes.def: Move LIM pass before PRE. Remove no longer
20510 required copyprop and move first DCE out of the loop pipeline.
20512 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20515 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20516 (OBJS-libcommon-target): ...here.
20517 * opts-common.c: Include spellcheck.h.
20518 (cmdline_handle_error): Build a vec of valid options and use it
20519 to suggest provide hints for misspelled arguments.
20521 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20524 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20525 lhs if it has TREE_ADDRESSABLE type.
20527 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20530 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20531 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20533 2016-05-18 Martin Jambor <mjambor@suse.cz>
20536 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20537 input for NOP_EXPR pass-through functions.
20538 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20539 aggregate global constant VAR_DECLs in constant jump functions.
20541 2016-05-18 Martin Jambor <mjambor@suse.cz>
20544 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20545 from TREE_READONLY parameters.
20547 2016-05-18 Martin Jambor <mjambor@suse.cz>
20550 * cgraph.h (cgraph_indirect_call_info): New field
20551 guaranteed_unmodified.
20552 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20553 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20555 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20556 pass the parameter value to ipa_find_agg_cst_for_param.
20557 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20558 guaranteed_unmodified, store AA results there instead of bailing out
20560 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20561 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20562 (find_constructor_constant_at_offset): New function.
20563 (ipa_find_agg_cst_from_init): Likewise.
20564 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20565 static initializers of contants, report back through a new paameter
20566 from_global_constant if that was the case.
20567 (try_make_edge_direct_simple_call): Also pass parameter value to
20568 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20570 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20571 (ipa_read_indirect_edge_info): Likewise.
20572 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20573 (ipa_load_from_parm_agg): Likewise.
20575 2016-05-18 Jiong Wang <jiong.wang@arm.com>
20577 PR rtl-optimization/71150
20578 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
20581 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20584 * config/rs6000/constraints.md (wE constraint): New constraint
20585 for a vector constant that can be loaded with XXSPLTIB.
20586 (wM constraint): New constraint for a vector constant of a 1's.
20587 (wS constraint): New constraint for a vector constant that can be
20588 loaded with XXSPLTIB and a vector sign extend instruction.
20589 * config/rs6000/predicates.md (xxspltib_constant_split): New
20590 predicates for wE/wS constraints.
20591 (xxspltib_constant_nosplit): Likewise.
20592 (easy_vector_constant): Add support for constants that can be
20593 loaded via XXSPLTIB.
20594 (all_ones_constant): New predicate for vector constant with all
20596 (splat_input_operand): Add support for ISA 3.0 word splat operations.
20597 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
20598 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
20599 instruction and possibly with a sign extension.
20600 (output_vec_const_move): Add support for XXSPLTIB. If we are
20601 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20602 instead of XXLXOR/XXLORC.
20603 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20605 (rs6000_legitimize_reload_address): Likewise.
20606 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20608 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20609 combine VSX_M and VSX_M2 into one iterator.
20610 (VSX_M2): Likewise.
20611 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20612 (VSINT_842): Likewise.
20613 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20614 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20615 XXSPLTIB instruction.
20616 (xxspltib_<mode>_nosplit): Likewise.
20617 (xxspltib_<mode>_split): New insn to load up constants with
20618 XXSPLTIB and a sign extend instruction.
20619 (vsx_mov<mode>): Replace single move that handled all vector types
20620 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20621 moves (when -mvsx-timode is in effect) into the main vector
20622 moves. Eliminate separate moves for <VSr> <VSa>, where the
20623 preferred register class (<VSr>) is listed first, and the
20624 secondary register class (<VSa>) is listed second with a '?' to
20625 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20626 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20627 that if the register was involved in a slow operation, the
20628 clear/set operation does not wait for the slow operation to
20629 finish. Adjust the length attributes for 32-bit mode. Use
20630 rs6000_output_move_128bit and drop the use of the string
20631 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20632 spacing so that the alternatives and attributes don't generate
20633 long lines, and put things in columns, so that it is easier to
20634 match up the operands and attributes with the insn alternatives.
20635 (vsx_mov<mode>_64bit): Likewise.
20636 (vsx_mov<mode>_32bit): Likewise.
20637 (vsx_movti_64bit): Fold movti into normal vector moves.
20638 (vsx_movti_32bit): Likewise.
20639 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20640 splat instructions.
20641 (vsx_splat_v4si_internal): Likewise.
20642 (vsx_splat_v4sf_internal): Likewise.
20643 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20644 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20645 extend vector elements.
20646 (vsx_sign_extend_hi_<mode>): Likewise.
20647 (vsx_sign_extend_si_v2di): Likewise.
20648 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20650 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20651 constraints. Add trailing period to wL documentation.
20653 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20655 PR middle-end/71020
20656 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20657 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20658 * tree-call-cdce.c: Include tree-dfa.h.
20659 (can_guard_call_p): New function, extracted from...
20660 (can_use_internal_fn): ...here.
20661 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20663 (shrink_wrap_one_built_in_call): Likewise.
20664 (use_internal_fn): Likewise.
20665 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20666 and return void. Call replace_abnormal_ssa_names.
20667 (pass_call_cdce::execute): Check can_guard_call_p during the
20668 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20669 will always change something.
20671 2016-05-18 Martin Jambor <mjambor@suse.cz>
20674 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20675 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20677 2016-05-18 Martin Jambor <mjambor@suse.cz>
20680 * ipa-inline.h (condition): New field size.
20681 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20682 for comaprison and store it into the new condition.
20683 (evaluate_conditions_for_known_args): Use condition size to check
20684 access sizes for all but CHANGED conditions.
20685 (unmodified_parm_1): New parameter size_p, store access size into it.
20686 (unmodified_parm): Likewise.
20687 (unmodified_parm_or_parm_agg_item): Likewise.
20688 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20689 (set_cond_stmt_execution_predicate): Extract access sizes and store
20690 them to conditions.
20691 (set_switch_stmt_execution_predicate): Likewise.
20692 (will_be_nonconstant_expr_predicate): Likewise.
20693 (will_be_nonconstant_predicate): Likewise.
20694 (inline_read_section): Stream condition size.
20695 (inline_write_summary): Likewise.
20697 2016-05-18 Richard Biener <rguenther@suse.de>
20699 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20700 condition cost to PHI cost instead of total_cost.
20702 2016-05-18 Martin Liska <mliska@suse.cz>
20705 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20708 2016-05-18 Richard Biener <rguenther@suse.de>
20710 * lto-streamer.h (LTO_major_version): Bump to 6.
20712 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20714 * function.c (make_split_prologue_seq, make_prologue_seq,
20715 make_epilogue_seq): New functions, factored out from...
20716 (thread_prologue_and_epilogue_insns): Here.
20718 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20720 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20721 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20722 of before. Add a comment.
20724 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20726 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20727 expression pointer, not pointer to the pointer.
20729 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20731 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20732 (avx2_pbroadcast<mode>): Add another alternative with v instead
20733 of x constraints in it, using <pbroadcast_evex_isa> isa.
20734 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20736 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20737 constraint x instead of v in second alternative, add avx512bw
20740 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20741 constraint x instead of v in second alternative, add avx512bw
20744 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20745 constraint x instead of v in second alternative, add avx512bw
20748 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20749 avx512bw alternative.
20751 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20753 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20754 array to 128 chars.
20755 (define_insn "*andnottf3"): Ditto.
20756 (define_insn "*<code><mode>3"/any_logic): Ditto.
20757 (define_insn "*<code>tf3"/any_logic): Ditto.
20758 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20759 operand to block AVX-512VL insn variant emit when it is not enabled.
20761 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20763 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20764 constraint fot SF mode.
20766 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20767 Kirill Yukhin <kirill.yukhin@intel.com>
20769 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20771 (define_insn "rsqrt14<mode>"): Ditto.
20772 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20773 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20774 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20775 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20776 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20778 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20779 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20780 * config/i386/i386.c (ix86_print_operand): Expand check for size
20781 override codes for Intel syntax.
20783 2016-05-18 Richard Biener <rguenther@suse.de>
20785 PR tree-optimization/71168
20786 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20787 initialization earlier.
20789 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20791 * config/aarch64/aarch64-simd.md
20792 (aarch64_reduc_plus_internal<mode>): Rename to...
20793 (reduc_plus_scal): ...This, and remove previous implementation.
20795 2016-05-18 Richard Biener <rguenther@suse.de>
20797 * passes.def: Put late dse and cd_dce in canonical order.
20799 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20801 * ipa-inline-transform.c (preserve_function_body_p): Look for
20802 first non-thunk clone.
20803 (save_function_body): Save into first non-thunk.
20804 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20806 (lto_output_node): Inline thunks don't need body in every
20808 * lto-streamer-in.c: Do not fixup thunk clones.
20809 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20811 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20814 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20816 PR middle-end/63586
20817 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20818 (reassociate_bb): Call transform_add_to_multiply.
20820 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20822 * config/aarch64/aarch64.c (all_extensions): Removed unused
20825 2016-05-17 Nathan Sidwell <nathan@acm.org>
20827 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20828 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20830 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20832 PR tree-optimization/54579
20833 PR middle-end/55299
20834 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20836 2016-05-17 Marek Polacek <polacek@redhat.com>
20839 * tree-inline.c (expand_call_inline): Call
20840 maybe_remove_unused_call_args.
20842 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20844 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
20845 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
20846 * doc/md.texi (fmin@var{m}3): Likewise.
20848 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20850 * match.pd (X & C): New transformation.
20852 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20854 * match.pd (~X & Y): New transformation.
20856 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20858 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
20859 information for new SSA_NAME.
20860 (simplify_conversion_using_ranges): Get range through get_range_info
20861 instead of get_value_range.
20863 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20865 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
20866 Remove inline assembly.
20867 (vmvn_s16): Likewise.
20868 (vmvn_s32): Likewise.
20869 (vmvn_u8): Likewise.
20870 (vmvn_u16): Likewise.
20871 (vmvn_u32): Likewise.
20872 (vmvnq_s8): Likewise.
20873 (vmvnq_s16): Likewise.
20874 (vmvnq_s32): Likewise.
20875 (vmvnq_u8): Likewise.
20876 (vmvnq_u16): Likewise.
20877 (vmvnq_u32): Likewise.
20878 (vmvn_p8): Likewise.
20879 (vmvnq_p16): Likewise.
20881 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20883 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
20885 (vmul_n_s16): Likewise.
20886 (vmul_n_s32): Likewise.
20887 (vmul_n_u16): Likewise.
20888 (vmul_n_u32): Likewise.
20889 (vmulq_n_f32): Likewise.
20890 (vmulq_n_f64): Likewise.
20891 (vmulq_n_s16): Likewise.
20892 (vmulq_n_s32): Likewise.
20893 (vmulq_n_u16): Likewise.
20894 (vmulq_n_u32): Likewise.
20896 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20898 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
20899 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
20901 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20903 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
20904 to *aarch64_fma4_elt_from_dup<mode>.
20905 (*aarch64_fnma4_elt_to_128df): Rename to
20906 *aarch64_fnma4_elt_from_dup<mode>.
20907 * config/aarch64/arm_neon.h (vfma_n_f64): New.
20908 (vfms_n_f32): Likewise.
20909 (vfms_n_f64): Likewise.
20910 (vfmsq_n_f32): Likewise.
20911 (vfmsq_n_f64): Likewise.
20913 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
20915 * wide-int.h: Change fixed_wide_int_storage from class to struct.
20917 2016-05-17 Richard Biener <rguenther@suse.de>
20919 PR tree-optimization/71132
20920 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
20921 Only add control dependences for blocks in the loop.
20922 (build_rdg): Adjust.
20923 (generate_code_for_partition): Return whether loop should
20924 be destroyed and delay that.
20925 (distribute_loop): Likewise.
20926 (pass_loop_distribution::execute): Record loops to be destroyed
20927 and perform delayed destroying of loops.
20929 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20932 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
20934 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20936 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
20938 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
20941 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
20942 insertion point for instructions generated by validize_mem.
20944 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20946 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
20949 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20951 * config/aarch64/aarch64.c
20952 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
20953 rather than a macro.
20955 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20957 * doc/invoke.texi (AArch64 Options): Various updates.
20959 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20961 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
20962 into instrumentation thunks.
20963 * cif-code.def (CIF_CHKP): New.
20965 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
20967 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
20969 2016-05-16 Martin Jambor <mjambor@suse.cz>
20971 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
20972 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
20974 2016-05-16 Marek Polacek <polacek@redhat.com>
20976 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
20979 2016-05-16 Martin Jambor <mjambor@suse.cz>
20982 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
20983 the outlined kernel function.
20985 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
20987 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
20988 (ISA_HAS_DLSA): Ditto.
20990 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20992 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
20994 2016-05-16 Nathan Sidwell <nathan@acm.org>
20996 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
20997 (nvptx_name_replacement): Restore. Add comment.
20998 (write_fn_proto, write_fn_proto_from_insn,
20999 nvptx_output_call_insn): Restore
21000 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21002 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21004 * config/aarch64/aarch64.md
21005 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21006 (add<mode>3_compareC_imm): Likewise.
21007 (<optab>si3_uxtw): Split into register and immediate variants.
21008 (andsi3_compare0_uxtw): Likewise.
21009 (and<mode>3_compare0): Likewise.
21010 (and<mode>3nr_compare0): Likewise.
21011 (stack_protect_test_<mode>): Don't use %x for memory operands.
21013 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21015 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21017 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21019 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21020 Split integer shifts into shift_reg and bfm.
21021 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21022 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21023 (ror<mode>3_insn): Likewise.
21024 (<optab>si3_insn_uxtw): Likewise.
21025 (<optab><mode>3_insn): Change to rotate_imm.
21026 (extr<mode>5_insn_alt): Likewise.
21027 (extrsi5_insn_uxtw): Likewise.
21028 (extrsi5_insn_uxtw_alt): Likewise.
21030 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21032 * doc/tm.texi: Regenerate.
21033 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21034 (TARGET_INVALID_RETURN_TYPE): Remove.
21035 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21036 TARGET_INVALID_RETURN_TYPE.
21037 * target.def (invalid_parameter_type): Remove.
21038 (invalid_return_type): Remove.
21040 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21042 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21043 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21045 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21047 (preserve_function_body_p): No need to preserve function body
21048 * cif-codes.def (CIF_THUNK): Remove.
21049 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21051 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21053 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21055 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21057 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21060 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21062 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21063 (inline_small_functions): Do not look for function symbol when
21066 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21068 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21071 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21072 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21073 Jiong Wang <jiong.wang@arm.com>
21075 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21076 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21077 Define __ARM_FP16_ARGS when appropriate.
21078 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21080 (arm_invalid_return_type): Likewise.
21081 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21082 (TARGET_INVALID_RETURN_TYPE): Remove.
21083 (aapcs_vfp_sub_candidate): Allow HFmode.
21084 (aapcs_vfp_allocate): Add comment. Support HFmode.
21085 (aapcs_vfp_allocate_return_reg): Likewise.
21086 (struct aapcs_cp_arg_layout): Slightly reword comments for
21087 is_return_candidate and allocate_return_reg.
21088 (output_mov_vfp): Update assert.
21089 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21091 (arm_invalid_parameter_type): Remove.
21092 (amr_invalid_return_type): Remove.
21093 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21094 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21095 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21097 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21099 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21100 * config/aarch64/arch64-protos.h
21101 (aarch64_legitimize_reload_address): Remove.
21102 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21105 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21107 * configure.ac: Add ACX_NONCANONICAL_HOST.
21108 * configure: Regenerate.
21109 * Makefile.in: Set host_noncanonical.
21111 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21114 * config/i386/i386.md (*movtf_internal): Before register allocation,
21115 do not allow FP constants for CM_MEDIUM memory model, allow only
21116 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21117 (*movxf_internal): Ditto.
21118 (*movdf_internal): Ditto.
21119 (*movsf_internal): Ditto.
21121 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21123 PR rtl-optimization/67483
21124 * combine.c (make_compound_operation): Don't call extract_left_shift
21125 with negative shift amounts.
21127 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21130 * fold-const.c (fold_checksum_tree): Allow modification
21131 of TYPE_ALIAS_SET during folding.
21133 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21134 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21135 (ix86_split_to_parts): Likewise. Fix up formatting.
21137 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21139 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21140 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21143 2016-05-13 Nathan Sidwell <nathan@acm.org>
21145 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21146 (nvptx_name_replacement): Delete.
21147 (write_fn_proto, write_fn_proto_from_insn,
21148 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21149 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21150 * langhooks.c (add_builtin_funcction_common): Call
21151 targetm.mangle_decl_assembler_name.
21153 * config/nvptx/nvptx.c (write_fn_proto): Handle
21154 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21156 2016-05-13 Martin Liska <mliska@suse.cz>
21158 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21159 and PRIu64 in printf format.
21161 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21163 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21166 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21168 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21169 Change --param max-completely-peeled-times to
21170 --param max-completely-peel-times in dump file printing.
21172 2016-05-13 Richard Biener <rguenther@suse.de>
21174 PR tree-optimization/42587
21175 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21176 (find_bswap_or_nop_1): Likewise.
21177 (bswap_replace): Likewise.
21179 2016-05-13 Martin Liska <mliska@suse.cz>
21181 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21182 Initialize a variable with default value.
21184 2016-05-13 Martin Liska <mliska@suse.cz>
21186 * doc/invoke.texi: Enhance explanation of error recovery
21189 2016-05-13 Martin Liska <mliska@suse.cz>
21191 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21192 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21193 (iv_inv_expr_ent *).
21194 (struct iv_inv_expr_ent): Comment struct fields.
21195 (sort_iv_inv_expr_ent): New function.
21196 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21197 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21198 a hash_map between iv_inv_expr_ent and number of usages.
21199 (niter_for_exit): Fix coding style.
21200 (tree_ssa_iv_optimize_init): Use renamed variable.
21201 (determine_base_object): Fix coding style.
21202 (alloc_iv): Likewise.
21203 (find_interesting_uses_outside): Likewise.
21204 (add_candidate_1): Likewise.
21205 (add_standard_iv_candidates): Likewise.
21206 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21207 (prepare_decl_rtl): Fix coding style.
21208 (get_address_cost): Likewise.
21209 (get_shiftadd_cost): Likewise.
21210 (force_expr_to_var_cost): Likewise.
21211 (compare_aff_trees): Likewise.
21212 (get_expr_id): Restructure the function.
21213 (get_loop_invariant_expr_id): Renamed to
21214 get_loop_invariant_expr.
21215 (get_computation_cost_at): Replace usage of inv_expr_id with
21217 (get_computation_cost): Likewise.
21218 (determine_group_iv_cost_generic): Likewise.
21219 (determine_group_iv_cost_address): Likewise.
21220 (iv_period): Fix coding style.
21221 (iv_elimination_compare_lt): Likewise.
21222 (may_eliminate_iv): Likewise.
21223 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21225 (determine_group_iv_costs): Dump invariant expressions.
21226 (iv_ca_recount_cost): Use the newly added hash_map.
21227 (iv_ca_set_remove_invariants): Fix coding style.
21228 (iv_ca_set_add_invariants): Fix coding style.
21229 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21231 (iv_ca_set_cp): Likewise.
21232 (iv_ca_new): Initialize the newly added hash_map and remove
21233 initialization of fields.
21234 (iv_ca_free): Delete the hash_map.
21235 (iv_ca_dump): Dump invariant expressions.
21236 (iv_ca_extend): Fix coding style.
21237 (try_add_cand_for): Likewise.
21238 (create_new_ivs): Dump information about # of avg iterations and
21239 # of used invariant expressions.
21240 (rewrite_use_compare): Fix coding style.
21241 (free_loop_data): Set default value for max_inv_expr_id.
21243 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21245 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21246 returned value cse_cfg_altered computation.
21247 (rest_of_handle_cse2): Likewise.
21248 (rest_of_handle_cse_after_global_opts): Likewise.
21250 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21253 * config/arm/arm.c (arm32_output_mi_thunk): New.
21254 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21255 to split Thumb1 vs TARGET_32BIT functionality.
21256 (arm_thumb1_mi_thunk): New.
21258 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21260 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21263 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21266 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21268 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21270 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21271 (expand_builtin_trap): Emit a regular call.
21272 (set_builtin_user_assembler_name): Remove obsolete cases.
21273 * dse.c (scan_insn): Adjust.
21274 * except.c: Include calls.h.
21275 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21276 emit a regular call to setjmp.
21277 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21278 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21279 (emit_block_move_via_libcall): Delete.
21280 (block_move_fn): Delete.
21281 (init_block_move_fn): Likewise.
21282 (emit_block_move_libcall_fn): Likewise.
21283 (emit_block_op_via_libcall): New function.
21284 (set_storage_via_libcall): Tidy up and use memset builtin.
21285 (block_clear_fn): Delete.
21286 (init_block_clear_fn): Likewise.
21287 (clear_storage_libcall_fn): Likewise.
21288 (expand_assignment): Call emit_block_move_via_libcall.
21289 Do not include gt-expr.h.
21290 * expr.h (emit_block_op_via_libcall): Declare.
21291 (emit_block_copy_via_libcall): New inline function.
21292 (emit_block_move_via_libcall): Likewise.
21293 (emit_block_comp_via_libcall): Likewise.
21294 (block_clear_fn): Delete.
21295 (init_block_move_fn): Likewise.
21296 (init_block_clear_fn): Likewise.
21297 (emit_block_move_via_libcall): Likewise.
21298 (set_storage_via_libcall): Add default parameter value.
21299 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21300 (abort_libfunc): Delete.
21301 (memcpy_libfunc): Likewise.
21302 (memmove_libfunc): Likewise.
21303 (memcmp_libfunc): Likewise.
21304 (memset_libfunc): Likewise.
21305 (setbits_libfunc): Likewise.
21306 (setjmp_libfunc): Likewise.
21307 (longjmp_libfunc): Likewise.
21308 (profile_function_entry_libfunc): Likewise.
21309 (profile_function_exit_libfunc): Likewise.
21310 (gcov_flush_libfunc): Likewise.
21311 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21312 and DECL_VISIBILITY on the declaration.
21313 (init_optabs): Do not initialize obsolete libfuncs.
21314 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21315 * tree-core.h (ECF_RET1): Define.
21316 (ECF_TM_PURE): Adjust.
21317 (ECF_TM_BUILTIN): Likewise.
21318 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21319 (build_common_builtin_nodes): Initialize abort builtin.
21320 Add ECF_RET1 on memcpy, memmove and memset builtins.
21321 Pass final flags for alloca and alloca_with_align builtins.
21322 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21324 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21325 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21326 set_storage_via_libcall and call emit_block_copy_via_libcall.
21328 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21330 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21331 DImode before it is passed to ix86_output_call_operand.
21332 (*call_value_got_x32): Ditto for operand 1.
21334 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21336 PR rtl-optimization/70904
21337 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21338 reload for wide mode.
21340 2016-05-12 Marek Polacek <polacek@redhat.com>
21343 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21344 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21345 * langhooks.h (incomplete_type_error): Likewise.
21346 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21347 parameter, pass it down to incomplete_type_error.
21348 * tree.h (size_in_bytes): New inline overload.
21349 (size_in_bytes_loc): Renamed from size_in_bytes.
21351 2016-05-12 Richard Biener <rguenther@suse.de>
21353 PR tree-optimization/71059
21354 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21355 nary before looking up or entering the expression into the VN
21357 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21358 Make sure to re-use NARYs without result as inserted by
21361 2016-05-12 Richard Biener <rguenther@suse.de>
21363 PR tree-optimization/71062
21364 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21366 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21367 vars_contains_restrict if the var is a restrict tag.
21368 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21369 do not disambiguate pointers against it.
21370 (dump_points_to_solution): Re-structure and adjust for new
21371 vars_contains_restrict flag.
21372 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21374 2016-05-12 Martin Liska <mliska@suse.cz>
21376 * doc/invoke.texi: Explain connection between
21377 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21379 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21381 PR tree-optimization/71006
21382 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21383 consider COND_EXPR as a mask producer.
21385 2016-05-12 Marek Polacek <polacek@redhat.com>
21388 * opts.c (common_handle_option): Detect missing argument for --help^.
21390 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21393 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21394 when popping the PC and within an interrupt handler routine.
21395 Add missing tab to output of "ldmfd".
21396 (output_return_instruction): Output LDMFD with SP update rather
21397 than POP when returning from interrupt handler.
21399 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21401 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21402 TARGET_64BIT && TARGET_AVX512DQ.
21403 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21404 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21405 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21406 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21407 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21408 (*vec_extractv4si_zext): Add avx512dq alternative.
21409 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21410 use v instead of x constraint in other alternatives where possible.
21412 * config/i386/sse.md (sse2_loadld): Use v instead of x
21413 constraint in alternatives 0,1,4.
21415 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21416 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21417 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21420 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21421 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21422 is not emitted unless TARGET_AVX512BW.
21423 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21424 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21425 for the result operand.
21427 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21428 constraint instead of x in avx alternatives. Use maybe_evex instead
21431 * config/i386/constraints.md (Yv): New constraint.
21432 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21433 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21434 * config/i386/i386.md (avx512fvecmode): New mode attr.
21435 (*pushtf): Use v constraint instead of x.
21436 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21437 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21438 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21439 (*absnegtf2_sse): Likewise.
21440 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21441 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21442 avx512f alternatives.
21443 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21445 2016-05-12 Richard Biener <rguenther@suse.de>
21447 PR tree-optimization/71060
21448 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21449 require exact match of DR_BASE_OBJECT but only matching address and
21452 2016-05-12 Richard Biener <rguenther@suse.de>
21454 PR tree-optimization/70986
21455 * cfganal.c: Include cfgloop.h.
21456 (dfs_find_deadend): Prefer to take edges exiting loops.
21458 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21460 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21461 compile and run time.
21463 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21466 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21468 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21470 * config/i386/i386.c (legitimize_pic_address): Use
21471 copy_to_suggested_reg instead of gen_movsi.
21473 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21475 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21476 the code into quad_address_p and call it to share code with
21477 vsx_quad_dform_memory_operand.
21478 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21480 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21481 bit instead of being a separate word. Split -mpower9-dform into
21482 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21483 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21484 for the register class supporting 128-bit quad word memory offsets.
21485 (mode_supports_vsx_dform_quad): Helper function to return if the
21486 register class uses quad word memory offsets.
21487 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21488 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21489 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21490 instructions are enabled, set up the appropriate addr_masks for
21492 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21493 -mpower9-dform-scalar, instead of -mpower9-dform.
21494 (rs6000_option_override_internal): Split -mpower9-dform into two
21495 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21496 -mpower9-dform switch sets or clears both. If we are not using
21497 the LRA register allocator, do not enable -mpower9-dform-vector by
21498 default. If we are using LRA, enable -mpower9-dform-vector and
21499 -mvsx-timode if it is appropriate. Issue a warning if either
21500 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21502 (quad_address_offset_p): New helper function to return if the
21503 offset is legal for quad word memory instructions.
21504 (quad_address_p): New function to determin if GPR or vector
21505 register quad word memory addresses are legal.
21506 (mem_operand_gpr): Validate quad word address offsets.
21507 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21508 d-form (register + offset) instructions.
21509 (offsettable_ok_by_alignment): Likewise.
21510 (rs6000_legitimate_offset_address_p): Likewise.
21511 (legitimate_lo_sum_address_p): Likewise.
21512 (rs6000_legitimize_address): Likewise.
21513 (rs6000_legitimize_reload_address): Add more debug statements for
21515 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21516 d-form instructions.
21517 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21518 d-form instructions. Distinguish different cases in debug
21519 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21520 d-form instructions.
21521 (rs6000_preferred_reload_class): Likewise.
21522 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21523 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21524 of the ISA 2.06 indexed memory instructions.
21525 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21526 use them to save/restore the saved vector registers instead of
21527 using Altivec instructions.
21528 (rs6000_emit_epilogue): Likewise.
21529 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21530 (rs6000_opt_masks): Split -mpower9-dform into
21531 -mpower9-dform-scalar and -mpower9-dform-vector.
21532 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21534 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21535 ISA 3.0 vector indexed memory instructions, and fold the code into
21536 the normal mov<mode> patterns.
21537 (p9_vecstore_<mode>): Likewise.
21538 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21540 (vsx_movti_64bit): Likewise.
21541 (vsx_movti_32bit): Likewise.
21542 * config/rs6000/constraints.md (wO constraint): New constraint for
21543 ISA 3.0 vector d-form support.
21544 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21545 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21546 include -mpower9-dform-vector until we switch over to LRA.
21547 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21548 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21549 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21550 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21551 for -mpower9-dform and -mlra.
21552 * doc/md.texi (wO constraint): Document wO constraint.
21554 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21556 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21557 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21558 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21559 Move handling of non-insn arguments inline into the sole user:
21560 (output_trans_func): ...here.
21561 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21562 in emitted function prototype.
21563 (output_internal_insn_latency_func): Ditto. Simplify.
21564 (output_internal_maximal_insn_latency_func): Ditto. Delete
21565 always-unused argument.
21566 (output_insn_latency_func): Ditto.
21567 (output_maximal_insn_latency_func): Ditto.
21569 2016-05-11 Richard Biener <rguenther@suse.de>
21571 PR tree-optimization/71055
21572 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21573 sth with precision not equal to access size verify we don't chop
21576 2016-05-11 Richard Biener <rguenther@suse.de>
21579 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
21580 (dwarf2out_finish): Move retry_incomplete_types call ...
21581 (dwarf2out_early_finish): ... here.
21583 2016-05-11 Richard Biener <rguenther@suse.de>
21585 PR middle-end/71002
21586 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
21587 if the langhook insists on it.
21588 * fold-const.c (make_bit_field_ref): Add arg for the original
21589 reference and preserve its alias-set.
21590 (decode_field_reference): Take exp by reference and adjust it
21591 to the original memory reference.
21592 (optimize_bit_field_compare): Adjust callers.
21593 (fold_truth_andor_1): Likewise.
21594 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
21596 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
21598 PR middle-end/70807
21599 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21600 * cfgrtl.c (delete_insn_and_edges): Likewise.
21601 * config/i386/i386.c (convert_scalars_to_vector): Remove
21603 * cse.c (cse_insn): Compute cse_cfg_altered.
21604 (delete_trivially_dead_insns): Likewise.
21605 (cse_cc_succs): Likewise.
21606 (rest_of_handle_cse): Free dominance info if required.
21607 (rest_of_handle_cse2): Likewise.
21608 (rest_of_handle_cse_after_global_opts): Likewise.
21610 2016-05-11 Alan Modra <amodra@gmail.com>
21612 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21613 abi_v4_pass_in_fpr): New functions.
21614 (rs6000_function_arg_boundary): Exclude complex IBM long double
21615 from 64-bit alignment when ABI_V4.
21616 (rs6000_function_arg, rs6000_function_arg_advance_1,
21617 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21619 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21621 PR rtl-optimization/71028
21622 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21623 jump with just a return in the fallthrough block if the branch
21624 block contains just a return as well.
21626 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21628 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21629 * match.pd ((X & Y) ^ Y): ... this.
21630 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21631 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21633 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21635 * read-md.c (require_char_ws): New function.
21636 (read_string): Simplify using require_char_ws.
21637 (handle_constants): Likewise.
21638 (handle_enum): Likewise.
21639 (handle_file): Likewise.
21640 * read-md.h (require_char_ws): New declaration.
21641 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21642 (read_mapping): Likewise.
21643 (read_rtx_code): Likewise.
21644 (read_nested_rtx): Likewise.
21646 2016-05-10 James Norris <jnorris@codesourcery.com>
21648 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21649 if offloading is enabled and -fopenacc or -fopenmp is specified.
21650 (CRTOFFLOADEND): Likewise.
21651 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21652 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21654 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21656 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21657 gotoff_operand code paths. Use copy_to_suggested_regs and
21658 expand_simple_binop where appropriate. Cleanup.
21660 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21663 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21665 (dimode_scalar_chain::vector_const_cost): New.
21666 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21667 (dimode_scalar_chain::convert_op): Likewise.
21668 (dimode_scalar_chain::convert_insn): Likewise.
21670 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21672 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21673 unary operation, not a binary one.
21675 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21677 PR middle-end/70877
21678 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21679 calls with type casted fndecl.
21681 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21683 PR tree-optimization/70786
21684 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21685 * calls.c (initialize_argument_information): Bind bounds
21686 with corresponding args passed by reference.
21688 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21691 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21692 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21693 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21696 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21699 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21700 code for a zero scale factor.
21701 (vsx_xvcvdpuxds_scale): Likewise.
21703 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21705 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21706 if show_ruler_p was set on the context.
21707 (layout::show_ruler): New method.
21708 * diagnostic.h (struct diagnostic_context): Add field
21711 2016-05-10 Richard Biener <rguenther@suse.de>
21713 PR tree-optimization/71039
21714 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21715 (chk_uses): New function.
21716 (propagate_with_phi): Verify we can safely replicate the lhs of an
21717 aggregate assignment on all incoming edges.
21719 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21721 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21723 (rx_atomic_sequence): New class.
21724 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21725 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21727 (rx_atomic_sequence::rx_atomic_sequence,
21728 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21729 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21730 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21731 CTRLREG_INTB): New constants.
21732 (FETCHOP): New code iterator.
21733 (fethcop_name, fetchop_name2): New iterator code attributes.
21734 (QIHI): New mode iterator.
21735 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21736 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21737 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21739 2016-05-10 Martin Liska <mliska@suse.cz>
21741 * tree-inline.c (remap_dependence_clique): Do not remap
21742 debugging statements.
21744 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21746 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21747 ("*fixuns_truncdfdi2_z13")
21748 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21749 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21750 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21752 2016-05-10 Richard Biener <rguenther@suse.de>
21754 PR tree-optimization/70497
21755 PR tree-optimization/28367
21756 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21758 (visit_reference_op_load): ... here.
21759 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21760 with simplified BIT_FIELD_REFs.
21761 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21762 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21765 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21767 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21768 documentation comment. For BLOCK nodes, add a
21769 DW_AT_abstract_origin attribute that points to the DIE generated
21770 for the origin BLOCK.
21771 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21772 blocks from inlined functions.
21774 2016-05-10 Alan Modra <amodra@gmail.com>
21777 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21778 regrename modifying insns saving lr before __morestack call.
21779 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21780 insns restoring lr after __morestack call.
21782 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21784 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21785 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21787 * config/i386/sse.md (vec_interleave_high<mode>,
21788 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21789 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21791 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21793 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21794 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21795 parallel reassociation for power8 and forward.
21797 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21799 * config/i386/i386.md (absneg splitters with general regs): Use
21800 general_reg_operand predicate.
21801 (btsq peephole2): Use x86_64_immediate_operand to check if new
21802 value is suitable for immediate operand. Generate emitted insn
21803 using RTL expressions.
21804 (btcq peephole2): Ditto.
21805 (btrq peephole2): Ditto. Generate correct immediate operand
21808 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21810 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21813 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21815 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21816 pointer dereference.
21818 2016-05-09 Richard Biener <rguenther@suse.de>
21820 PR tree-optimization/70985
21821 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21822 op0 isn't a gimple register.
21824 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21826 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21827 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21828 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21829 (i6400_fpu_mult): New cpu units.
21830 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21831 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21832 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21833 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21834 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21835 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21836 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21837 (i6400_msa_long_float4, i6400_msa_long_float5)
21838 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21839 (i6400_msa_fdiv_sf): New reservations.
21840 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
21841 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
21842 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
21843 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
21844 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
21845 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
21846 (msa_short_cmp, msa_short_float2, msa_short_logic3)
21847 (msa_short_store4, msa_long_load, msa_short_store)
21848 (msa_long_logic, msa_long_float2, msa_long_float4)
21849 (msa_long_float5, msa_long_float8, msa_long_mult)
21850 (msa_long_fdiv, msa_long_div): New reservations.
21852 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
21853 Sameera Deshpande <sameera.deshpande@imgtec.com>
21854 Matthew Fortune <matthew.fortune@imgtec.com>
21855 Graham Stott <graham.stott@imgtec.com>
21856 Chao-ying Fu <chao-ying.fu@imgtec.com>
21858 * config.gcc: Add MSA header file for mips*-*-* target.
21859 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
21860 (Ubv8i, Urv8): New constraints.
21861 * config/mips/mips-ftypes.def: Add function types for MSA
21863 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
21864 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
21865 * config/mips/mips-msa.md: New file.
21866 * config/mips/mips-protos.h
21867 (mips_split_128bit_const_insns): New prototype.
21868 (mips_msa_idiv_insns): Likewise.
21869 (mips_split_128bit_move): Likewise.
21870 (mips_split_128bit_move_p): Likewise.
21871 (mips_split_msa_copy_d): Likewise.
21872 (mips_split_msa_insert_d): Likewise.
21873 (mips_split_msa_fill_d): Likewise.
21874 (mips_expand_msa_branch): Likewise.
21875 (mips_const_vector_same_val_p): Likewise.
21876 (mips_const_vector_same_bytes_p): Likewise.
21877 (mips_const_vector_same_int_p): Likewise.
21878 (mips_const_vector_shuffle_set_p): Likewise.
21879 (mips_const_vector_bitimm_set_p): Likewise.
21880 (mips_const_vector_bitimm_clr_p): Likewise.
21881 (mips_msa_vec_parallel_const_half): Likewise.
21882 (mips_msa_output_division): Likewise.
21883 (mips_ldst_scaled_shift): Likewise.
21884 (mips_expand_vec_cond_expr): Likewise.
21885 * config/mips/mips.c (enum mips_builtin_type): Add
21886 MIPS_BUILTIN_MSA_TEST_BRANCH.
21887 (mips_gen_const_int_vector_shuffle): New prototype.
21888 (mips_const_vector_bitimm_set_p): New function.
21889 (mips_const_vector_bitimm_clr_p): Likewise.
21890 (mips_const_vector_same_val_p): Likewise.
21891 (mips_const_vector_same_bytes_p): Likewise.
21892 (mips_const_vector_same_int_p): Likewise.
21893 (mips_const_vector_shuffle_set_p): Likewise.
21894 (mips_symbol_insns): Forbid loading symbols via immediate for
21896 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
21898 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
21900 (mips_lx_address_p): Add support load indexed address for MSA.
21901 (mips_address_insns): Add calculation of instructions needed for
21902 stores and loads for MSA.
21903 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
21904 CONST_VECTOR for MSA and let it fall through.
21905 (mips_ldst_scaled_shift): New function.
21906 (mips_subword_at_byte): Likewise.
21907 (mips_msa_idiv_insns): Likewise.
21908 (mips_legitimize_move): Validate MSA moves.
21909 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
21910 calculation of costs for MSA division.
21911 (mips_split_move_p): Check if MSA moves need splitting.
21912 (mips_split_move): Split MSA moves if necessary.
21913 (mips_split_128bit_move_p): New function.
21914 (mips_split_128bit_move): Likewise.
21915 (mips_split_msa_copy_d): Likewise.
21916 (mips_split_msa_insert_d): Likewise.
21917 (mips_split_msa_fill_d): Likewise.
21918 (mips_output_move): Handle MSA moves.
21919 (mips_expand_msa_branch): New function.
21920 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
21921 Reinstate 'y' modifier.
21922 (mips_file_start): Add MSA .gnu_attribute.
21923 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
21925 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
21926 (mips_class_max_nregs): Add register size for MSA supported mode.
21927 (mips_cannot_change_mode_class): Allow conversion between MSA
21928 vector modes and TImode.
21929 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
21931 (mips_secondary_reload_class): Force MSA loads/stores via memory.
21932 (mips_preferred_simd_mode): Add preffered modes for MSA.
21933 (mips_vector_mode_supported_p): Add MSA supported modes.
21934 (mips_autovectorize_vector_sizes): New function.
21935 (mips_msa_output_division): Likewise.
21936 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
21937 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
21938 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
21939 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
21940 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
21941 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
21942 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
21943 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
21944 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
21945 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
21946 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
21947 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
21948 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
21949 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
21950 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
21951 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
21952 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
21953 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
21954 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
21955 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
21956 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
21957 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
21958 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
21959 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
21960 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
21961 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
21962 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
21963 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
21964 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
21965 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
21966 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
21967 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
21968 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
21969 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
21970 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
21971 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
21972 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
21973 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
21974 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
21975 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
21976 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
21977 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
21978 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
21979 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
21980 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21981 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21982 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21983 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21984 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21985 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21986 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21987 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21988 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
21989 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
21990 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
21991 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
21992 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
21993 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
21994 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
21995 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
21996 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
21997 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
21998 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
21999 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22000 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22001 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22002 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22003 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22004 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22005 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22006 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22007 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22008 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22009 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22010 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22011 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22012 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22013 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22014 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22015 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22016 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22017 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22018 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22019 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22020 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22021 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22022 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22023 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22024 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22025 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22026 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22027 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22028 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22029 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22030 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22031 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22032 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22033 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22034 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22035 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22036 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22037 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22038 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22039 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22040 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22041 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22042 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22043 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22044 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22045 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22046 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22047 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22048 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22049 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22050 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22051 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22052 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22053 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22054 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22055 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22056 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22057 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22058 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22059 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22060 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22061 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22062 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22063 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22064 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22065 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22066 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22067 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22068 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22069 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22070 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22071 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22072 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22073 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22074 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22075 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22076 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22077 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22078 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22079 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22080 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22081 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22082 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22083 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22084 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22085 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22086 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22088 (mips_get_builtin_decl_index): New array.
22089 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22090 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22091 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22092 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22093 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22095 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22097 (mips_expand_builtin_insn): Prepare operands for
22098 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22099 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22100 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22101 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22102 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22103 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22104 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22105 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22106 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22107 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22108 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22109 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22110 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22111 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22112 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22113 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22114 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22115 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22116 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22117 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22118 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22119 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22120 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22121 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22122 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22123 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22124 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22125 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22126 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22127 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22128 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22129 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22130 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22131 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22132 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22133 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22134 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22135 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22136 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22137 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22138 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22139 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22140 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22141 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22142 These are set implicitly and an error is reported if overridden.
22143 (mips_expand_builtin_msa_test_branch): New function.
22144 (mips_expand_msa_shuffle): Likewise.
22145 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22146 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22147 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22148 (mips_expand_vec_unpack): Add support for MSA.
22149 (mips_expand_vector_init): Likewise.
22150 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22151 instead of const0_rtx.
22152 (mips_msa_vec_parallel_const_half): New function.
22153 (mips_gen_const_int_vector): Likewise.
22154 (mips_gen_const_int_vector_shuffle): Likewise.
22155 (mips_expand_msa_cmp): Likewise.
22156 (mips_expand_vec_cond_expr): Likewise.
22157 * config/mips/mips.h
22158 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22159 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22161 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22162 (ISA_HAS_MSA): New macro.
22163 (UNITS_PER_MSA_REG): Likewise.
22164 (BITS_PER_MSA_REG): Likewise.
22165 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22166 (MSA_REG_FIRST): New macro.
22167 (MSA_REG_LAST): Likewise.
22168 (MSA_REG_NUM): Likewise.
22169 (MSA_REG_P): Likewise.
22170 (MSA_REG_RTX_P): Likewise.
22171 (MSA_SUPPORTED_MODE_P): Likewise.
22172 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22173 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22174 * config/mips/mips.md: Include mips-msa.md.
22175 (alu_type): Add simd_add.
22176 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22177 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22178 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22179 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22180 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22181 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22182 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22183 simd_move, simd_load, simd_store. Choose "multi" for moves
22185 (qword_mode): New attribute.
22186 (insn_count): Add instruction count for quad moves.
22187 Increase the count for MIPS SIMD division.
22188 (UNITMODE): Add UNITMODEs for vector types.
22189 (addsub): New code iterator.
22190 * config/mips/mips.opt (mmsa): New option.
22191 * config/mips/msa.h: New file.
22192 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22194 * config/mips/mti-linux.h: Likewise.
22195 * config/mips/predicates.md
22196 (const_msa_branch_operand): New constraint.
22197 (const_uimm3_operand): Likewise.
22198 (const_uimm4_operand): Likewise.
22199 (const_uimm5_operand): Likewise.
22200 (const_uimm8_operand): Likewise.
22201 (const_imm5_operand): Likewise.
22202 (aq10b_operand): Likewise.
22203 (aq10h_operand): Likewise.
22204 (aq10w_operand): Likewise.
22205 (aq10d_operand): Likewise.
22206 (const_m1_operand): Likewise.
22207 (reg_or_m1_operand): Likewise.
22208 (const_exp_2_operand): Likewise.
22209 (const_exp_4_operand): Likewise.
22210 (const_exp_8_operand): Likewise.
22211 (const_exp_16_operand): Likewise.
22212 (const_vector_same_val_operand): Likewise.
22213 (const_vector_same_simm5_operand): Likewise.
22214 (const_vector_same_uimm5_operand): Likewise.
22215 (const_vector_same_uimm6_operand): Likewise.
22216 (const_vector_same_uimm8_operand): Likewise.
22217 (par_const_vector_shf_set_operand): Likewise.
22218 (reg_or_vector_same_val_operand): Likewise.
22219 (reg_or_vector_same_simm5_operand): Likewise.
22220 (reg_or_vector_same_uimm6_operand): Likewise.
22221 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22223 * doc/invoke.texi (-mmsa): Document new option.
22225 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22227 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22228 * configure: Regenerate.
22229 * config.in: Regenerate.
22230 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22231 on -fvtable-verify.
22232 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22233 (ENDFILE_VTV_SPEC): Define.
22235 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22237 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22238 registers in all interrupt handlers if necessary.
22239 (rl78_option_override): Add warning.
22240 (MUST_SAVE_MDUC_REGISTERS): New macro.
22241 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22242 * config/rl78/rl78.c (check_mduc_usage): New function.
22243 (mduc_regs): New structure to hold MDUC register data.
22244 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22245 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22246 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22247 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22248 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22249 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22251 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22253 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22254 (tree-ssa-loop-niter.h): Ditto.
22255 (idx_within_array_bound, ref_within_array_bound): New functions.
22256 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22257 Factor out check on writable base object to ...
22258 (base_object_writable): ... here.
22260 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22262 * config/arm/arm.md (probe_stack): Add modes to set source
22265 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22267 * regrename.c (base_reg_class_for_rename): New static function.
22268 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22270 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22272 * cgraph.c (thunk_adjust): Export.
22273 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22274 * cgraphunit.c (thunk_adjust): Export.
22275 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22277 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22279 * tree-inline.c (expand_call_inline): Expand thunks inline.
22281 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22284 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22285 (*sse2_vd_cvtss2sd): Ditto.
22286 * config/i386/i386.md
22287 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22288 Generate *sse2_vd_cvtsd2ss pattern.
22289 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22290 Generate *sse2_vd_cvtss2sd pattern.
22292 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22294 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22295 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22298 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22300 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22301 * config/sh/sh.c: Define and declare variables on first use throughout
22303 (current_function_interrupt): Change to bool type.
22304 (frame_insn): Rename to emit_frame_insn and update users.
22305 (push_regs): Use bool for 'interrupt_handler' argument.
22306 (save_schedule_s): Remove.
22307 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22308 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22309 targetm.asm_out.unaligned_op.di.
22310 (gen_far_branch): Remove redundant forward declaration.
22311 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22312 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22313 (sh_set_return_address, sh_function_ok_for_sibcall,
22314 scavenge_reg): Update comments.
22315 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22316 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22317 (sh_attr_renesas_p): Remove unnecessary parentheses.
22318 (branch_dest): Simplify.
22319 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22320 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22321 (CUMULATIVE_ARGS): Change macro to typedef.
22322 (current_function_interrupt): Change to bool type.
22323 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22324 Surround with __cplusplus ifdef.
22325 (sh_compare_op0, sh_compare_op1): Remove.
22326 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22328 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22330 * config/arm/arm.md (arch): Add neon.
22331 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22332 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22333 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22334 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22335 attributes for alt renumbering. Mark alt 3 as non-predicable.
22336 (thumb2_movdf_vfp): Likewise.
22338 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22340 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22341 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22342 (*andqi_1): Add preferred_for_speed attribute to disparage
22343 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22344 (*<code>qi_1): Ditto.
22345 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22346 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22347 (*ashlqi3_1): Ditto.
22348 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22349 Add preferred_for_size attribute to disparage alternative 0 and
22350 preferred_for_speed attribute to disparage alternative 1 for
22351 TARGET_PARTIAL_REG_STALL targets.
22353 2016-05-07 Tom de Vries <tom@codesourcery.com>
22355 PR tree-optimization/70956
22356 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22359 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22361 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22362 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22363 * config/sh/sh.md (branch_zero): Remove define_attr.
22364 (define_delay): Disable delay slot if branch distance is one insn.
22366 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22368 * config/i386/i386.md (LEAMODE): New mode attribute.
22369 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22370 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22371 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22372 operand 2 predicate.
22373 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22374 (*lea<mode>_general_3): Ditto.
22375 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22377 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22379 * genmddump.c (main): Convert argv from char ** to const char **.
22381 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22383 * coretypes.h (OVERRIDE): New macro.
22384 (FINAL): New macro.
22386 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22388 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22389 allow coalescing if the types are compatible.
22391 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22393 * pass_manager.h (pass_manager::register_pass_name): New method.
22394 (pass_manager::get_pass_by_name): New method.
22395 (pass_manager::create_pass_tab): New method.
22396 (pass_manager::m_name_to_pass_map): New field.
22397 * passes.c (name_to_pass_map): Delete global in favor of field
22398 "m_name_to_pass_map" of pass_manager.
22399 (register_pass_name): Rename from a function to...
22400 (pass_manager::register_pass_name): ...this method, updating
22401 for renaming of global "name_to_pass_map" to field
22402 "m_name_to_pass_map".
22403 (create_pass_tab): Rename from a function to...
22404 (pass_manager::create_pass_tab): ...this method, updating
22405 for renaming of global "name_to_pass_map" to field.
22406 (get_pass_by_name): Rename from a function to...
22407 (pass_manager::get_pass_by_name): ...this method.
22408 (enable_disable_pass): Convert use of get_pass_by_name to
22409 a method call, locating the pass_manager singleton.
22411 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22413 * genattr-common.c (main): Convert argv from char ** to const char **.
22414 * genattr.c (main): Likewise.
22415 * genattrtab.c (main): Likewise.
22416 * genautomata.c (initiate_automaton_gen): Likewise.
22418 * gencodes.c (main): Likewise.
22419 * genconditions.c (main): Likewise.
22420 * genconfig.c (main): Likewise.
22421 * genconstants.c (main): Likewise.
22422 * genemit.c (main): Likewise.
22423 * genenums.c (main): Likewise.
22424 * genextract.c (main): Likewise.
22425 * genflags.c (main): Likewise.
22426 * genmddeps.c (main): Likewise.
22427 * genopinit.c (main): Likewise.
22428 * genoutput.c (main): Likewise.
22429 * genpeep.c (main): Likewise.
22430 * genpreds.c (main): Likewise.
22431 * genrecog.c (main): Likewise.
22432 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22433 (init_rtx_reader_args): Likewise.
22434 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22435 (init_rtx_reader_args): Likewise.
22436 * gentarget-def.c (main): Likewise.
22437 * read-md.c (read_md_files): Likewise.
22438 * read-md.h (read_md_files): Likewise.
22440 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22442 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22443 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22444 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22445 Remove unused predicate.
22446 (register_and_not_fp_reg_operand): Ditto.
22448 2016-05-06 Martin Liska <mliska@suse.cz>
22450 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22451 instead of vec as the vector is local to the function.
22453 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22455 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22456 avx512bw alternative.
22458 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22459 before the ashr<mode>3 pattern.
22461 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22462 v instead of x in vex or maybe_vex alternatives, use
22463 maybe_evex instead of vex in prefix.
22465 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22466 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22467 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22468 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22471 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22472 v instead of x in vex or maybe_vex alternatives, use
22473 maybe_evex instead of vex in prefix.
22475 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22476 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22477 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22478 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22479 alternatives, use maybe_evex instead of vex in prefix.
22481 * config/i386/sse.md (vec_interleave_lowv4sf,
22482 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22483 v instead of x in vex or maybe_vex alternatives, use
22484 maybe_evex instead of vex in prefix.
22486 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22487 v instead of x in vex or maybe_vex alternatives, use
22488 maybe_evex instead of vex in prefix.
22490 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22491 v constraint instead of x.
22493 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22495 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22496 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22499 2016-05-06 Richard Biener <rguenther@suse.de>
22501 PR tree-optimization/70948
22502 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22503 Properly clobber all fields of va_list for __builtin_va_start.
22505 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22508 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22509 loop latch destination.
22511 2016-05-06 Martin Liska <mliska@suse.cz>
22513 * tree-ssa-uninit.c: Apply manual changes
22514 to the GNU coding style.
22515 (prune_uninit_phi_opnds): Rename from
22516 prune_uninit_phi_opnds_in_unrealizable_paths.
22518 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22520 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22521 mspace): Remove deprecated options.
22522 * doc/invoke.texi (SH options): Remove -mspace.
22524 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22526 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22528 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22530 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22531 corresponding combine split pattern.
22533 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22536 * config/sh/predicates.md (long_displacement_mem_operand): New.
22537 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22538 Add movi20, movi20s alternatives. Adjust length attribute for
22540 (movsi_ie): Allow for any FPU. Adjust length attribute for
22542 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22543 attribute for alternatives.
22544 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22545 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22546 length attribute for alternatives.
22548 2016-05-06 Richard Biener <rguenther@suse.de>
22550 PR tree-optimization/70960
22551 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22553 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22556 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22557 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22559 2016-05-06 Marek Polacek <polacek@redhat.com>
22562 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22564 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22567 * config/sh/sh.md (*rotcr): Add another variant.
22569 2016-05-06 Richard Biener <rguenther@suse.de>
22571 PR middle-end/70931
22572 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22574 2016-05-06 Richard Biener <rguenther@suse.de>
22576 PR middle-end/70941
22577 * fold-const.c (split_tree): Always convert to the original type
22580 2016-05-06 Richard Biener <rguenther@suse.de>
22582 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
22583 (fwprop_addr): Likewise.
22585 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22588 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
22590 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
22591 * config/i386/i386.md (push mem splitter): Use find_constant_src in
22592 the splitter condition.
22593 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
22594 the splitter condition.
22595 (FP float_extend load splitter): Ditto.
22597 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
22599 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22600 to REGNO in all peephole2 patterns.
22601 (post-reload splitters): Change true_regnum to REGNO in
22602 post-reload splitters.
22603 (zero_extend splitters): Use general_reg_operand and
22604 nonimmediate_gr_operand predicates.
22606 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22608 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22609 v constraint instead of x.
22611 2016-05-05 Alan Modra <amodra@gmail.com>
22614 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22615 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22616 TARGET_NO_FP_IN_TOC for -mrelocatable.
22617 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22618 TARGET_RELOCATABLE test.
22619 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22620 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22621 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22622 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22623 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22624 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22625 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22626 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22627 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22628 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22630 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22631 (rs6000_stack_info): Likewise.
22632 (rs6000_elf_asm_out_constructor): Likewise.
22633 (rs6000_elf_asm_out_destructor): Likewise.
22634 (rs6000_elf_declare_function_name): Likewise.
22635 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22636 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22639 2016-05-05 Alan Modra <amodra@gmail.com>
22641 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22643 2016-05-05 Alan Modra <amodra@gmail.com>
22645 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22646 out-of-line gpr restore for one or two regs if that would add
22649 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22652 * config/i386/i386.md
22653 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22654 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22655 as operand 0 predicate.
22656 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22658 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22659 Ditto. Emit the pattern using RTX.
22661 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22662 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22663 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22664 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22666 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22667 sse_reg_operand as operand 0 predicate.
22669 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22670 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22671 instead of gen_rtx_REG.
22672 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22675 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22677 * function.c (emit_use_return_register_into_block): Delete.
22678 (gen_return_pattern): Delete.
22679 (emit_return_into_block): Delete.
22680 (active_insn_between): Delete.
22681 (convert_jumps_to_returns): Delete.
22682 (emit_return_for_exit): Delete.
22683 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22684 simple_return for shrink-wrapped blocks.
22685 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22686 end of blocks that need one.
22687 (get_unconverted_simple_return): Delete.
22688 (convert_to_simple_return): Delete.
22689 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22690 (convert_to_simple_return): Ditto.
22692 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22694 * cfgcleanup.c (bb_is_just_return): New function.
22695 (try_optimize_cfg): Simplify jumps to return, branches to return,
22696 and branches around return.
22698 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22700 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22701 branch to a return.
22703 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22707 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22708 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22709 assert flags & OEP_HASH_CHECK, instead of asserting it
22710 never happens. Handle TARGET_EXPR.
22711 * fold-const.c (operand_equal_p): For hash verification,
22712 or in OEP_HASH_CHECK into flags.
22714 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22716 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22718 (compute_samebase_partition_bases): Fix typo.
22720 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22722 * config/i386/sse.md (vec_interleave_highv8sf,
22723 vec_interleave_lowv8sf, vec_interleave_highv4df,
22724 vec_interleave_lowv4df): Remove constraints from expanders.
22726 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22728 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22730 * tree-inline.c (expand_call_inline): Fix path dealing with
22731 making lhs of call statement undefined.
22733 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22735 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22736 Check availability on NODE, too.
22737 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22738 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22739 (varpool_node::call_for_symbol_and_aliase): Likewise.
22740 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22741 (propagate_pure_const): Propagate across interposable functions, too.
22742 (skip_function_for_local_pure_const): Do not skip interposable bodies
22744 (pass_local_pure_const::execute): Update.
22746 2016-05-04 Marek Polacek <polacek@redhat.com>
22748 * doc/invoke.texi: Document -Wdangling-else.
22750 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22752 * config.gcc: Error out when conflicting multilib is detected. Do not
22753 loop over multilibs since no combination is legal.
22755 2016-05-04 Alan Modra <amodra@gmail.com>
22757 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22758 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22759 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22762 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22764 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22765 Clean up p5600 comments.
22767 2016-05-04 Richard Biener <rguenther@suse.de>
22769 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22770 constructor simplifications.
22771 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22773 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22775 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22776 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22777 result.set_rtx is null instead of aborting.
22778 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22780 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22781 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22782 *mov<mode>_store_postinc): New patterns.
22784 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22786 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22787 as commutative. Check both conversions are NOP.
22788 ((A & B) OP (C & B)): Remove.
22790 2016-05-04 Alan Modra <amodra@gmail.com>
22792 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22794 2016-05-04 Alan Modra <amodra@gmail.com>
22797 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22798 when cr2,3,4 are all fixed regs.
22800 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22802 PR rtl-optimization/57193
22803 * opts.c (default_options_table): Revert OPT_frename_registers change.
22804 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22806 2016-05-03 Martin Sebor <msebor@redhat.com>
22809 * builtins.c (fold_builtin_FILE): New function.
22810 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22811 (fold_builtin_0): Call them.
22812 * gimplify.c (gimplify_call_expr): Remove the handling of
22813 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22816 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22817 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22821 * doc/extend.texi (Function Names as Strings): Update __func__,
22822 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22825 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22826 Richard Biener <rguenther@suse.de>
22828 PR tree-optimization/70916
22829 * tree-if-conv.c: Include cfganal.h.
22830 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22831 and remove_fake_exit_edges around the optimization pass.
22833 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22835 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22836 (cgraph_edge::make_direct): Likewise.
22837 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22838 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22839 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
22840 (CIF_THUNK): New code.
22841 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
22842 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
22843 (compute_inline_parameters): Set inline_failed for thunks.
22844 (inline_analyze_function): Cleanup.
22845 * ipa-inline.c (can_inline_edge_p): Do not deal with
22846 call_stmt_cannot_inline_p.
22847 (can_early_inline_edge_p): Likewise.
22848 (early_inliner): Initialize inline_failed.
22849 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
22851 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
22853 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
22854 from nonimm_ssenomem_operand.
22855 (nonimm_ssenomem_operand): New predicate.
22856 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
22857 as operand 0 predicate.
22858 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
22859 Disable unsupported alternatives using "enabled" attribute.
22860 Use register_ssemem_operand as operand 0 predicate.
22861 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
22863 2016-05-03 Marek Polacek <polacek@redhat.com>
22866 * input.c (expansion_point_location): New function.
22867 * input.h (expansion_point_location): Declare.
22869 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
22871 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
22872 occurence with frame_offset_ ones.
22874 2016-05-03 Alan Modra <amodra@gmail.com>
22876 PR rtl-optimization/70890
22877 * ira.c (combine_and_move_insns): When moving def_insn, remove
22878 equivs on use_insn.
22880 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
22882 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
22883 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
22884 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
22885 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
22887 2016-05-03 Alan Modra <amodra@gmail.com>
22889 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
22890 for SAVE_MULTIPLE/STORE_MULTIPLE.
22892 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22894 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
22895 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
22897 2016-05-03 Richard Biener <rguenther@suse.de>
22899 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
22901 (gimplify_arg): Likewise.
22902 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
22903 re-writing the result to a decl if required.
22904 (internal_get_tmp_var): Add allow_ssa parameter
22905 and override into_ssa with it.
22906 (get_formal_tmp_var): Adjust.
22907 (get_initialized_tmp_var): Add allow_ssa parameter.
22908 (gimplify_arg): Add allow_ssa parameter and avoid generating
22909 SSA names for the result false.
22910 (gimplify_call_expr): If the call may return twice do not
22911 gimplify parameters into SSA.
22912 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
22913 (gimplify_modify_expr): Adjust assert. For noreturn calls
22914 with a SSA name LHS adjust its def.
22915 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
22916 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
22917 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
22918 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
22919 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
22920 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
22921 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
22922 (optimize_target_teams): Do not allow SSA names for clause operands.
22923 (gimplify_expr): Likewise for where we mark the result addressable.
22924 * passes.def (pass_init_datastructures): Remove.
22925 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
22926 (rewrite_stmt): Likewise.
22927 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
22928 (replace_locals_op): Replace SSA names.
22929 (copy_gimple_seq_and_replace_locals): Init src_cfun.
22930 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
22931 * cgraph.c (release_function_body): Free CFG annotations only
22932 when we have a CFG. Simplify.
22933 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22934 force_gimple_operand instead of get_initialized_tmp_var.
22935 * tree-pass.h (make_pass_init_datastructures): Remove.
22936 * tree-ssa.c (execute_init_datastructures): Remove.
22937 (pass_data_init_datastructures): Likewise.
22938 (class pass_init_datastructures): Likewise.
22939 (make_pass_init_datastructures): Likewise.
22940 * omp-low.c (create_omp_child_function): Init SSA data structures.
22941 (grid_expand_target_grid_body): Likewise.
22942 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
22943 name before adding it to names_to_release.
22944 (remove_bb): Always release SSA defs.
22945 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
22946 before dereferencing it.
22947 * cgraphunit.c (init_lowered_empty_function): Always
22948 int SSA data structures.
22949 * tree-ssanames.c (release_defs): Remove assert that we are in
22951 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
22953 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22954 Uros Bizjak <ubizjak@gmail.com>
22956 PR rtl-optimization/70467
22957 * config/i386/predicates.md (x86_64_hilo_int_operand,
22958 x86_64_hilo_general_operand): New predicates.
22959 * config/i386/constraints.md (Wd): New constraint.
22960 * config/i386/i386.md (mode attr di): Use Wd instead of e.
22961 (general_hilo_operand): New mode attr.
22962 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
22963 instead of <general_operand>.
22964 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
22965 x86_64_hilo_general_operand instead of <general_operand>.
22967 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22969 PR tree-optimization/70916
22970 * tree-if-conv.c (constant_or_ssa_name): Removed.
22971 (fold_build_cond_expr): Use is_gimple_val instead of
22972 constant_or_ssa_name.
22974 PR tree-optimization/70916
22975 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
22976 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
22979 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
22980 (optimize_atomic_bit_test_and): New function.
22981 (pass_fold_builtins::execute): Use it.
22982 * optabs.def (atomic_bit_test_and_set_optab,
22983 atomic_bit_test_and_complement_optab,
22984 atomic_bit_test_and_reset_optab): New optabs.
22985 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
22986 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
22987 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
22988 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
22989 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
22990 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
22991 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
22992 * doc/md.texi (atomic_bit_test_and_set@var{mode},
22993 atomic_bit_test_and_complement@var{mode},
22994 atomic_bit_test_and_reset@var{mode}): Document.
22995 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
22996 atomic_bit_test_and_complement<mode>,
22997 atomic_bit_test_and_reset<mode>): New expanders.
22998 (atomic_bit_test_and_set<mode>_1,
22999 atomic_bit_test_and_complement<mode>_1,
23000 atomic_bit_test_and_reset<mode>_1): New insns.
23002 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23004 PR rtl-optimization/70687
23005 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23006 instead of unsigned HOST_WIDE_INT.
23008 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23010 PR rtl-optimization/44281
23011 * hard-reg-set.h (struct target_hard_regs): New field
23012 x_fixed_nonglobal_reg_set.
23013 (fixed_nonglobal_reg_set): New macro.
23014 * reginfo.c (init_reg_sets_1): Initialize it.
23015 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23017 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23019 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23021 PR tree-optimization/56541
23022 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23023 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23024 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23025 (any_complicated_phi): new static variable.
23026 (aggressive_if_conv): delete.
23027 (if_convertible_phi_p): support phis with more than two arguments.
23028 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23029 critical pred edges.
23030 (ifcvt_split_critical_edges): support phis with more than two
23031 arguments by checking new parameter. only split critical edges
23033 (tree_if_conversion): handle simd pragma marked loop using new
23034 local variable aggressive_if_conv. check any_complicated_phi.
23036 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23038 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23041 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23043 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23046 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23048 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23049 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23050 define_insn_and_split.
23051 (mulsi3_i): New define_insn_and_split.
23052 (mulsi3_call): Convert to define_insn.
23053 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23054 Remove constraints.
23056 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23058 * machmode.h (mode_complex): Add support to give the complex mode
23060 (GET_MODE_COMPLEX_MODE): Likewise.
23061 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23062 stored by build_complex_type and gfc_build_complex_type instead of
23063 trying to figure out the appropriate mode based on the size. Raise
23064 an assertion error, if the type was not set.
23065 * genmodes.c (struct mode_data): Add field for the complex type of
23067 (blank_mode): Likewise.
23068 (make_complex_modes): Remember the complex mode created in the
23070 (emit_mode_complex): Write out the mode_complex array to map a
23071 type mode to the complex version.
23072 (emit_insn_modes_c): Likewise.
23073 * tree.c (build_complex_type): Set the complex type to use before
23074 calling layout_type.
23075 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23076 support for __float128 complex datatypes.
23077 (rs6000_hard_regno_mode_ok): Likewise.
23078 (rs6000_setup_reg_addr_masks): Likewise.
23079 (rs6000_complex_function_value): Likewise.
23080 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23081 __float128 and __ibm128 complex.
23082 (FLOAT128_IBM_P): Likewise.
23083 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23084 * doc/extend.texi (Additional Floating Types): Document that
23085 -mfloat128 must be used to enable __float128. Document complex
23086 __float128 and __ibm128 support.
23088 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23091 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23092 char/short arguments promoted to int because of promote_prototypes.
23094 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23096 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23097 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23098 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23099 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23100 alternatives using "enabled" attribute. Use register_ssemem_operand
23101 as operand 1 predicate.
23102 (*cmpi<unord>xf_i387): Split XFmode pattern from
23103 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23104 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23105 *absneg<mode>2_i387. Disable unsupported alternatives using
23106 "enabled" attribute.
23107 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23109 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23111 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23113 (oacc_loop_process): Check mask for loop termination.
23115 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23117 * cif-code.def (CIF_THUNK): Add.
23118 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23121 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23123 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23124 (dump_inline_summary): Dump it.
23125 (fp_expression_p): New predicate.
23126 (estimate_function_body_sizes): Use it.
23127 (inline_merge_summary): Merge fp_expressions.
23128 (inline_read_section): Read fp_expressions.
23129 (inline_write_summary): Write fp_expressions.
23130 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23131 codegen boundary if either caller or callee is !fp_expressions.
23132 * ipa-inline.h (inline_summary): Add fp_expressions.
23133 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23134 to fp_expressions be sure the fp generation flags are updated.
23136 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23138 PR rtl-optimization/70467
23139 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23141 PR rtl-optimization/70467
23142 * ipa-pure-const.c (check_call): Handle internal calls even in
23143 ipa mode like in local mode.
23145 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23147 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23149 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23151 * match.pd (X u< X, X u> X): New transformations.
23153 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23155 * flag-types.h (enum warn_strict_overflow_code): Move ...
23156 * coretypes.h: ... here.
23157 * fold-const.h (fold_overflow_warning): Declare.
23158 * fold-const.c (fold_overflow_warning): Make non-static.
23159 (fold_comparison): Move the transformation of X +- C1 CMP C2
23160 into X CMP C2 -+ C1 ...
23161 * match.pd: ... here.
23162 * gimple-fold.c (fold_stmt_1): Protect with
23163 fold_defer_overflow_warnings.
23165 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23167 * omp-low.c (struct oacc_loop): Add 'inner' field.
23168 (new_oacc_loop_raw): Initialize it to zero.
23169 (oacc_loop_fixed_partitions): Initialize it.
23170 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23171 available partitioning.
23173 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23175 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23177 (umulsidi3): Likewise.
23178 (indirect_jump): Fix jump instruction assembly patterns.
23180 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23183 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23184 (nvptx_function_value): Assert non-NULL cfun.
23186 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23188 PR rtl-optimization/70886
23189 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23191 * cselib.h (rtx_equal_for_cselib_1): Declare.
23192 (rtx_equal_for_cselib_p: New inline function.
23193 * cselib.c (rtx_equal_for_cselib_p): Delete.
23194 (rtx_equal_for_cselib_1): Make public.
23196 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23198 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23199 (register_mixssei387nonimm_operand): Remove predicate.
23200 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23201 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23202 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23203 for TARGET_MIX_SSE_I387 alternatives.
23204 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23205 Disable unsupported alternatives using "enabled" attribute. Use
23206 nonimm_ssenomem_operand as operand 1 predicate. Also check
23207 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23209 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23211 * tree.c (cst_and_fits_in_hwi): Simplify.
23213 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23215 * tree.h (wi::to_wide): New function.
23216 * expr.c (expand_expr_real_1): Use wi::to_wide.
23217 * fold-const.c (int_const_binop_1): Likewise.
23218 (extract_muldiv_1): Likewise.
23220 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23222 * wide-int.h: Update offset_int and widest_int documentation.
23223 (WI_SIGNED_SHIFT_RESULT): New macro.
23224 (wi::binary_shift): Define signed_shift_result_type for
23225 shifts on offset_int- and widest_int-like types.
23226 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23227 * tree.h (int_bit_position): Use shift operators instead of wi::
23229 * alias.c (adjust_offset_for_component_ref): Likewise.
23230 * expr.c (get_inner_reference): Likewise.
23231 * fold-const.c (fold_comparison): Likewise.
23232 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23233 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23234 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23235 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23236 (stmt_kills_ref_p): Likewise.
23237 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23238 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23239 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23240 (ao_ref_init_from_vn_reference): Likewise.
23242 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23244 * wide-int.h: Update offset_int and widest_int documentation.
23245 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23246 (wi::binary_traits): Allow ordered comparisons between offset_int and
23247 offset_int, between widest_int and widest_int, and between either
23248 of these types and basic C types.
23249 (operator <, <=, >, >=): Define for the same combinations.
23250 * tree.h (tree_int_cst_lt): Use comparison operators instead
23251 of wi:: comparisons.
23252 (tree_int_cst_le): Likewise.
23253 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23254 (fold_nonarray_ctor_reference): Likewise.
23255 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23256 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23257 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23258 * tree-sra.c (completely_scalarize): Likewise.
23259 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23260 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23261 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23262 (check_for_binary_op_overflow): Likewise.
23263 (search_for_addr_array): Likewise.
23264 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23266 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23268 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23269 (arc_save_restore): Likewise.
23270 (arc_dwarf_register_span): Likewise.
23271 (arc_output_pic_addr_const): Initialize suffix variable.
23273 2016-05-02 Martin Liska <mliska@suse.cz>
23275 * symbol-summary.h (function_summary::function_summary):
23276 Remove checking assert for all cgraph nodes.
23277 (function_summary::get): Check summary_uid.
23278 (symtab_insertion): Check summary_uid.
23280 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23282 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23283 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23284 bmaskn instruction.
23285 (arc_dwarf_register_span): Remove enum keyword.
23286 (compact_memory_operand_p): New function.
23287 * config/arc/arc.h (reg_class): Add code density register classes.
23288 (REG_CLASS_NAMES): Likewise.
23289 (REG_CLASS_CONTENTS): Likewise.
23290 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23291 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23292 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23293 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23294 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23296 (h, Rcd, Rsd, Rzd): New register constraints.
23297 (T): Use compact_memory_operand_p function.
23298 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23300 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23302 * config/sh/sh.md (*negnegt, *movtt): Remove.
23304 2016-05-02 Marek Polacek <polacek@redhat.com>
23305 Tom de Vries <tom@codesourcery.com>
23307 PR tree-optimization/70700
23308 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23309 bigger than FIRST_REF_NODE.
23311 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23314 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23316 (prepare_cbranch_operands): Don't use scratch register. Assume that
23317 function is used when pseudos can be created.
23318 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23319 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23320 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23321 define_expand. Allow it only when pseudos can be created.
23322 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23324 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23326 * config/i386/constraints.md (BC): Only allow -1 operands.
23327 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23328 Add "enabled" attribute. Update XI mode attribute calculation.
23329 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23330 (*movoi_internal_avx): Update XI mode attribute calculation.
23331 (*movti_internal): Ditto.
23333 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23335 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23336 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23338 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23340 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23341 statement on instruction code. Remove trailing spaces.
23342 (altivec_expand_stv_builtin): Likewise.
23344 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23346 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23347 (TARGET_FPU_DOUBLE): Simplify.
23348 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23349 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23350 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23351 with 'TARGET_FPU_DOUBLE'.
23352 * config/sh/sh.md: Likewise.
23354 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23356 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23357 SH_DIV_STR_FOR_SIZE): Remove.
23358 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23359 SH_DIV_STR_FOR_SIZE): Remove.
23361 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23363 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23364 logical_reg_operand): Delete.
23365 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23366 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23367 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23368 match_operand and match_test.
23369 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23370 variables on their first use. Return bool values.
23371 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23372 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23373 arith_reg_operand for input operand. Remove empty constraints.
23375 (*xorsi3_compact): Rename to xorsi3.
23376 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23377 (*zero_extend<mode>si2_disp_mem): Update comment.
23380 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23382 * config/sh/t-sh: Remove SH5 support.
23383 * config.gcc: Likewise.
23384 * configure: Likewise.
23386 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23388 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23390 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23392 * config/sh/sh.c (register_sh_passes, sh_option_override,
23393 sh_print_operand, prepare_move_operands,
23394 sh_can_follow_jump): Remove TARGET_SH1 checks.
23395 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23396 PROMOTE_MODE): Likewise.
23397 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23400 2016-04-30 Alan Modra <amodra@gmail.com>
23402 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23403 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23404 Check for user regs later to avoid unnecessary looping over regs.
23405 Merge user reg check with non-saved reg check. Don't force
23406 inline VR restore when static chain used.
23407 (rs6000_frame_related): Omit eh_frame info for user regs when
23409 (fixed_regs_p): Delete.
23411 2016-04-30 Alan Modra <amodra@gmail.com>
23413 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23414 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23417 2016-04-30 Alan Modra <amodra@gmail.com>
23420 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23421 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23424 2016-04-30 Alan Modra <amodra@gmail.com>
23426 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23427 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23428 flag_pic test for Darwin.
23430 2016-04-30 Alan Modra <amodra@gmail.com>
23432 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23433 throw_calls_crossed.
23434 (REG_FREQ_CALLS_CROSSED): Delete.
23435 (REG_N_THROWING_CALLS_CROSSED): Delete.
23436 * regstat.c (regstat_bb_compute_ri): Don't calculate
23437 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23438 (dump_reg_info): Don't print call cross frequency.
23439 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23440 and REG_N_THROWING_CALLS_CROSSED.
23442 2016-04-30 Alan Modra <amodra@gmail.com>
23444 * regs.h (struct reg_info_t): Delete live_length.
23445 (REG_LIVE_LENGTH): Delete macro.
23446 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23447 local_live, local_processed and local_live_last_luid params.
23448 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23450 (regstat_compute_ri): Adjust for above. Don't set
23452 (dump_reg_info): Don't print live length.
23453 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23454 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23455 Localize loop_depth var.
23457 2016-04-30 Alan Modra <amodra@gmail.com>
23459 * ira.c (enum valid_equiv): New.
23460 (validate_equiv_mem): Return enum.
23461 (update_equiv_mem): Create replacement in more cases.
23462 (add_store_equivs): Update validate_equiv_mem call.
23464 2016-04-30 Alan Modra <amodra@gmail.com>
23466 * ira.c (combine_and_move_insns): Rather than scanning insns,
23467 use DF infrastucture to find use and def insns.
23469 2016-04-30 Alan Modra <amodra@gmail.com>
23471 ira.c (combine_and_move_insns): Move invariant conditions..
23472 (ira.c): ..to here. Call combine_and_move_insns before
23473 add_store_equivs. Call grow_reg_equivs later. Allocate
23474 req_equiv later using max_reg_num() rather than global max_regno.
23475 (contains_replace_regs): Delete.
23476 (add_store_equivs): Remove contains_replace_regs test.
23478 2016-04-30 Alan Modra <amodra@gmail.com>
23480 * ira.c (struct equiv_mem_data): New.
23481 (equiv_mem, equiv_mem_modified): Delete static vars.
23482 (validate_equiv_mem_from_store): Use "data" param to communicate..
23483 (validate_equiv_mem): ..from here.
23485 2016-04-30 Alan Modra <amodra@gmail.com>
23487 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23489 (update_reg_equivs): ..here. Move allocation and freeing of
23490 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23491 end_alias_analysis to..
23494 2016-04-30 Alan Modra <amodra@gmail.com>
23496 * ira.c (pdx_subregs): Delete.
23497 (struct equivalence): Add pdx_subregs field.
23498 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23499 pdx_subregs access.
23500 (update_equiv_regs): Don't create or free pdx_subregs. Update
23501 pdx_subregs access.
23503 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23505 * config/rs6000/altivec.h: Change definitions of vec_xl and
23507 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23508 (LD_ELEMREV_V2DI): New.
23509 (LD_ELEMREV_V4SF): New.
23510 (LD_ELEMREV_V4SI): New.
23511 (LD_ELEMREV_V8HI): New.
23512 (LD_ELEMREV_V16QI): New.
23513 (ST_ELEMREV_V2DF): New.
23514 (ST_ELEMREV_V2DI): New.
23515 (ST_ELEMREV_V4SF): New.
23516 (ST_ELEMREV_V4SI): New.
23517 (ST_ELEMREV_V8HI): New.
23518 (ST_ELEMREV_V16QI): New.
23521 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23522 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23523 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23524 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23525 (altivec_expand_builtin): Add handling for
23526 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23527 (rs6000_invalid_builtin): Add error-checking for
23528 RS6000_BTM_P9_VECTOR.
23529 (altivec_init_builtins): Define builtins used to implement vec_xl
23531 (rs6000_builtin_mask_names): Define power9-vector.
23532 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23533 (RS6000_BTM_P9_VECTOR): Define.
23534 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23535 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23536 (vsx_ld_elemrev_v2df): Likewise.
23537 (vsx_ld_elemrev_v4sf): Likewise.
23538 (vsx_ld_elemrev_v4si): Likewise.
23539 (vsx_ld_elemrev_v8hi): Likewise.
23540 (vsx_ld_elemrev_v16qi): Likewise.
23541 (vsx_st_elemrev_v2df): Likewise.
23542 (vsx_st_elemrev_v2di): Likewise.
23543 (vsx_st_elemrev_v4sf): Likewise.
23544 (vsx_st_elemrev_v4si): Likewise.
23545 (vsx_st_elemrev_v8hi): Likewise.
23546 (vsx_st_elemrev_v16qi): Likewise.
23547 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23550 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23552 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23554 (simplify_control_stmt_condition_1): ... here. Recurse into
23555 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23557 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23560 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23561 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23562 define_insn_and_split to define_insn.
23563 (zero_extendqi<mode>2_dot2): Same.
23564 (extendqi<mode>2_dot): Same.
23565 (extendqi<mode>2_dot2): Same.
23567 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23569 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23570 (probe_stack): New expander.
23571 (probe_stack_<mode>): New insn pattern.
23573 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23575 * config/i386/i386.md
23576 (operations with memory inputs setting flags peephole2):
23577 Remove uneeded REG_P checks. Cleanup pattern generation.
23579 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
23581 * tree-vect-loop.c (vect_transform_loop): Fix
23582 nb_iterations_upper_bound computation for vectorized loop.
23584 2016-04-29 Marek Polacek <polacek@redhat.com>
23585 Jakub Jelinek <jakub@redhat.com>
23588 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
23589 TARGET_EXPR_SLOT as a base.
23591 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
23593 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
23594 with 'rCm2' constraints to limit possible immediate size.
23595 (*load_zeroextendqisi_update): Likewise.
23596 (*load_signextendqisi_update): Likewise.
23597 (*loadhi_update): Likewise.
23598 (*load_zeroextendhisi_update): Likewise.
23599 (*load_signextendhisi_update): Likewise.
23600 (*loadsi_update): Likewise.
23601 (*loadsf_update): Likewise.
23603 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23605 * config/i386/predicates.md (constm1_operand): Fix comparison.
23607 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23609 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23611 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23613 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23614 remaining SH5 related settings.
23615 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23616 shmedia_prepare_call_address): Delete.
23617 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23618 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23619 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23620 UNSUPPORTED_SH2A): Remove m5 checks.
23621 (sh_divide_strategy_e): Remove SH5 division strategies.
23622 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23623 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23625 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23627 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23629 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23631 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23632 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23633 Change lder to ldr.
23634 * config/s390/vector.md ("mov<mode>"): Likewise.
23636 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23638 * config/s390/constraints.md ("U", "W"): Invoke
23639 s390_mem_constraint with "ZR" and "ZT".
23640 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23641 addresses when using LRA. Accept also short displacements for S
23642 and T constraints. Do not check for long displacement target for
23643 S and T constraints.
23644 (s390_mem_constraint): Remove handling of U and W constraints.
23645 * config/s390/s390.md (various patterns): Remove the short
23646 displacement constraints (Q and R) if a long displacement
23647 constraint is present. Add longdisp as required CPU capability.
23648 * config/s390/vector.md: Likewise.
23649 * config/s390/vx-builtins.md: Likewise.
23651 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23654 * reload1.c (reload): Call finish_spills before
23655 restarting reload loop. Skip select_reload_regs
23656 if update_eliminables_and_spill returns true.
23658 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23660 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23661 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23662 (umulhisi3_imm): Update predicates and constraint letters.
23663 (umulhisi3_reg): Declare instruction as commutative.
23664 * config/arc/constraints.md (J12, J16): New constraints.
23665 * config/arc/predicates.md (short_unsigned_const_operand): New
23667 (arc_short_operand): Likewise.
23668 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23670 2016-04-29 Richard Biener <rguenther@suse.de>
23672 PR tree-optimization/13962
23673 PR tree-optimization/65686
23674 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23675 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23676 using PTA to compare pointers.
23677 * match.pd: Add pattern for pointer equality compare simplification
23678 using ptrs_compare_unequal.
23680 2016-04-29 Richard Biener <rguenther@suse.de>
23682 * stor-layout.c (layout_type): Do not build a pointer-to-element
23685 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23687 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23688 Use SWI mode iterator. Use general_reg_operand predicate.
23689 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23690 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23693 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23695 PR middle-end/70843
23696 * fold-const.c (operand_equal_p): Don't verify hash value equality
23698 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23701 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23704 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23705 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23706 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23707 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23708 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23710 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23712 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23713 to info. Don't initialize separate fields to 0. Clean up
23716 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23718 * config/i386/i386.md (peephole2s for operations with memory inputs):
23719 Use SWI mode iterator.
23720 (peephole2s for operations with memory outputs): Ditto.
23721 Do not check for stack checking probe.
23723 (probe_stack): Remove expander.
23725 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23726 Andrew Burgess <andrew.burgess@embecosm.com>
23728 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23729 operands as 32-bits.
23731 2016-04-28 Jason Merrill <jason@redhat.com>
23733 * gdbinit.in: Skip line-map.h.
23735 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23736 Andrew Burgess <andrew.burgess@embecosm.com>
23738 * config/arc/arc.c (arc_conditional_register_usage): Take
23739 TARGET_RRQ_CLASS into account.
23740 (arc_print_operand): Support printing 'p' and 's' operands.
23741 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23743 (TARGET_RRQ_CLASS): Define.
23744 (IS_POWEROF2_OR_0_P): Define.
23745 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23747 (*tst_movb): New define_insn.
23748 (*tst): Avoid recognition if it could prevent '*tst_movb'
23749 combination; replace c/CnL with c/Chs alternative.
23750 (*tst_bitfield_tst): New define_insn.
23751 (*tst_bitfield_asr): New define_insn.
23752 (*tst_bitfield): New define_insn.
23753 (andsi3_i): Add Rrq variant.
23754 (extzv): New define_expand.
23755 (insv): New define_expand.
23756 (*insv_i): New define_insn.
23757 (*movb): New define_insn.
23758 (*movb_signed): New define_insn.
23759 (*movb_high): New define_insn.
23760 (*movb_high_signed): New define_insn.
23761 (*movb_high_signed + 1): New define_split pattern.
23762 (*mrgb): New define_insn.
23763 (*mrgb + 1): New define_peephole2 pattern.
23764 (*mrgb + 2): New define_peephole2 pattern.
23765 * config/arc/arc.opt (mbitops): New option for nps400, uses
23766 TARGET_NPS_BITOPS_DEFAULT.
23767 * config/arc/constraints.md (q): Make register class conditional.
23768 (Rrq): New register constraint.
23769 (Chs): New constraint.
23770 (Clo): New constraint.
23771 (Chi): New constraint.
23772 (Cbf): New constraint.
23773 (Cbn): New constraint.
23774 (C18): New constraint.
23775 (Cbi): New constraint.
23777 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23779 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23781 (bitmap_intersection_of_preds): Ditto.
23782 (bitmap_union_of_succs): Ditto.
23783 (bitmap_union_of_preds): Ditto.
23784 * sbitmap.c (do_popcount): Delete.
23785 (BITMAP_DEBUGGING): Delete.
23786 (sbitmap_verify_popcount): Delete.
23787 (sbitmap_alloc): Don't initialize the popcount field.
23788 (sbitmap_alloc_with_popcount): Delete.
23789 (sbitmap_resize): Don't resize the popcount array.
23790 (sbitmap_vector_alloc): Don't initialize the popcount field.
23791 (bitmap_copy): Don't copy the popcount array.
23792 (bitmap_clear): Don't clear the popcount array.
23793 (bitmap_clear): Delete the popcount array handling.
23794 (bitmap_ior_and_compl): Delete the popcount assert.
23795 (bitmap_not): Ditto.
23796 (bitmap_and_compl): Ditto.
23797 (bitmap_and): Delete the popcount array handling.
23798 (bitmap_xor): Ditto.
23799 (bitmap_ior): Ditto.
23800 (bitmap_or_and): Delete the popcount assert.
23801 (bitmap_and_or): Ditto.
23802 (popcount_table): Delete.
23803 (sbitmap_elt_popcount): Delete.
23804 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23805 (bitmap_set_bit): Delete the popcount assert.
23806 (bitmap_clear_bit): Ditto.
23807 (sbitmap_free): Don't free the popcount array.
23808 (sbitmap_alloc_with_popcount): Delete declaration.
23809 (sbitmap_popcount): Ditto.
23811 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23812 Andrew Burgess <andrew.burgess@embecosm.com>
23814 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23815 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23816 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23817 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23818 * config/arc/arc.opt (mcmem): New option.
23819 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23820 supply length for r/m alternative.
23821 (*extendqisi2_ac): Likewise.
23822 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23824 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23825 (movhi_insn): Likewise.
23826 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23827 (*zero_extendqihi2_i): Add r/Ucm alternative.
23828 (*zero_extendqisi2_ac): Likewise.
23829 (*zero_extendhisi2_i): Likewise.
23830 * config/arc/constraints.md (Uex): New memory constraint.
23831 (Ucm): New define_constraint.
23832 * config/arc/predicates.md (long_immediate_loadstore_operand):
23833 Return 0 for MEM with cmem_address address.
23834 (cmem_address_0): New predicates.
23835 (cmem_address_1): Likewise.
23836 (cmem_address_2): Likewise.
23837 (cmem_address): Likewise.
23839 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23841 * config/rs6000/rs6000.c (machine_function): Rename
23842 insn_chain_scanned_p to spe_insn_chain_scanned_p.
23843 (rs6000_stack_info): Adjust.
23845 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23846 Andrew Burgess <andrew.burgess@embecosm.com>
23848 * config/arc/constraints.md (Usd): Convert to define_constraint.
23852 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23855 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
23856 Add new peephole2 where the first insn is *mov<mode>_or instead of
23857 *mov<mode>_internal.
23859 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
23861 * tracer.c (bb_seen): Make static.
23863 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
23865 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
23866 support, setup defaults.
23867 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
23868 * config/arc/arc.c (arc_init): Add NPS400 support.
23869 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
23870 (TARGET_ARC700): NPS400 is also an ARC700.
23871 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
23873 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23876 * config/nds32/nds32.md (casesi): Don't access the operands array
23879 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23881 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
23882 (or $-1,reg peephole2): Ditto.
23883 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
23885 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23887 * doc/extend.texi (Common Function Attributes) [optimize]:
23888 Discourage use of the optimize attribute.
23890 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
23892 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
23893 special case builtin.
23894 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
23895 ALTIVEC_BUILTIN_VEC_ADDE.
23896 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
23897 support for ALTIVEC_BUILTIN_VEC_ADDE.
23898 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
23899 for __builtin_vec_adde.
23901 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23903 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
23904 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
23906 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23909 * doc/sourcebuild.texi (Effective-Target Keywords, Other
23910 attributes): Document cilkplus_runtime.
23912 2016-04-28 Martin Jambor <mjambor@suse.cz>
23914 * tree-cfg.c (verify_expr): Verify that local declarations belong to
23915 this function. Call verify_expr on MEM_REFs and bases of other
23916 handled_components.
23918 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23920 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
23921 for WORD_REGISTER_OPERATIONS to runtime check.
23923 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23925 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
23927 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23929 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
23930 big-endian compilation.
23931 * config/arc/arc.md (addf3): Likewise.
23932 (subdf3): Likewise.
23933 (muldf3): Likewise.
23935 2016-04-28 Richard Biener <rguenther@suse.de>
23937 PR tree-optimization/70840
23938 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
23939 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
23940 Mark x * pow(x,c) -> pow(x,c+1) commutative.
23941 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
23943 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23945 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
23946 and explain why in a comment.
23948 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23950 * config/arc/arc.md (cpu_facility): Add fpx variant.
23951 (subdf3): Prohibit use reverse sub when assist operations option
23953 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
23954 instructions only when FPX is enabled.
23955 * testsuite/gcc.target/arc/trsub.c: New test.
23957 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23959 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
23960 mult_operator when calculating "type" attribute.
23961 (*fop_<mode>_1_i387): Ditto.
23962 (*fop_xf_1_i387): Ditto.
23963 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
23964 Use std::swap to swap operands. Use RTL expressions to generate
23967 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23968 Joern Rennecke <joern.rennecke@embecosm.com>
23970 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
23972 (emit_pic_move): Remove.
23973 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
23974 * config/arc/arc.c (emit_pic_move): Removed.
23975 (TARGET_HAVE_TLS): Define.
23976 (arc_conditional_register_usage): Test for arc_tp_regno.
23977 (arc_print_operand, arc_print_operand_address): Handle TLS
23979 (arc_needs_pcl_p): New function.
23980 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
23981 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
23982 (arc_raw_symbolic_reference_mentioned_p): Likewise.
23983 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
23984 (arc_legitimize_tls_address): Likewise.
23985 (DTPOFF_ZERO_SYM): Define.
23986 (arc_legitimize_pic_address): Make it static, handle TLS cases.
23987 (arc_output_pic_addr_const): Print TLS unspecs.
23988 (prepare_pic_move): New function, replaces emit_pic_move.
23989 (arc_legitimate_constant_p): Handle TLS unspecs.
23990 (arc_legitimate_address_p): Likewise.
23991 (arc_rewrite_small_data_p): Use assert for TLS constants.
23992 (prepare_move_operands): Use prepare_pic_move.
23993 (arc_legitimize_address): Legitimize tls addresses.
23994 (arc_epilogue_uses): Check for arc_tp_regno.
23995 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
23996 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
23998 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24000 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24001 %(arc_tls_extra_start_spec).
24002 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24003 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24005 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24006 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24007 (UNSPEC_TLS_OFF): Add.
24009 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24010 (get_thread_pointersi): New patterns.
24011 * config/arc/arc.opt (mtp-regno): New option.
24012 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24013 (move_dest_operand): Likewise.
24014 * configure: Regenerate.
24015 * configure.ac: Add arc*-*-* case to test for tls.
24016 * doc/invoke.texi (ARC options): Document mtp-regno.
24018 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24020 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24021 the new ARC HS SIMD instructions.
24022 (arc_preferred_simd_mode): New function.
24023 (arc_autovectorize_vector_sizes): Likewise.
24024 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24025 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24026 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24027 (arc_init_builtins): Add new SIMD builtin types.
24028 (arc_split_move): Handle 64 bit vector moves.
24029 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24030 (TARGET_PLUS_QMACW): Define.
24031 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24032 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24033 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24034 (VSUBADD4H): New builtins.
24035 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24036 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24038 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24039 Matthias Klose <doko@debian.org>
24041 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24043 2016-04-28 Richard Biener <rguenther@suse.de>
24045 PR middle-end/70777
24046 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24049 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24051 * common/config/sh/sh-common.c: Remove SH5 support.
24052 * config/sh/constraints.md: Likewise.
24053 * config/sh/config/sh/elf.h: Likewise.
24054 * config/sh/linux.h: Likewise.
24055 * config/sh/netbsd-elf.h: Likewise.
24056 * config/sh/predicates.md: Likewise.
24057 * config/sh/sh-c.c: Likewise.
24058 * config/sh/sh-protos.h: Likewise.
24059 * config/sh/sh.c: Likewise.
24060 * config/sh/sh.h: Likewise.
24061 * config/sh/sh.md: Likewise.
24062 * config/sh/sh.opt: Likewise.
24063 * config/sh/sync.md: Likewise.
24064 * config/sh/sh64.h: Delete.
24065 * config/sh/shmedia.h: Likewise.
24066 * config/sh/shmedia.md: Likewise.
24067 * config/sh/sshmedia.h: Likewise.
24068 * config/sh/t-netbsd-sh5-64: Likewise.
24069 * config/sh/t-sh64: Likewise.
24070 * config/sh/ushmedia.h: Likewise.
24072 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24074 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24075 general_reg_operand instead of register_operand predicate.
24077 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24079 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24081 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24083 * match.pd (A - B > A, A + B < A): New transformations.
24085 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24087 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24088 which defaults to true. Emit an outer pair of parentheses only if
24089 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24090 don't emit parentheses for the right-hand operand.
24092 2016-04-27 Jeff Law <law@redhat.com>
24094 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24096 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24098 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24099 (altivec_lvx_<mode>_internal): Document.
24100 (altivec_lvx_<mode>_2op): New define_insn.
24101 (altivec_lvx_<mode>_1op): Likewise.
24102 (altivec_lvx_<mode>_2op_si): Likewise.
24103 (altivec_lvx_<mode>_1op_si): Likewise.
24104 (altivec_stvx_<mode>): Remove.
24105 (altivec_stvx_<mode>_internal): Document.
24106 (altivec_stvx_<mode>_2op): New define_insn.
24107 (altivec_stvx_<mode>_1op): Likewise.
24108 (altivec_stvx_<mode>_2op_si): Likewise.
24109 (altivec_stvx_<mode>_1op_si): Likewise.
24110 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24111 Expand vec_ld and vec_st during parsing.
24112 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24114 (altivec_expand_stvx_be): Likewise.
24115 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24116 address-masking behavior in RTL.
24117 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24118 address-masking behavior in RTL.
24119 (altivec_expand_builtin): Change builtin code arguments for calls
24120 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24121 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24122 presence of lvx/stvx patterns.
24123 (alignment_with_canonical_addr): New function.
24124 (alignment_mask): Likewise.
24125 (find_alignment_op): Likewise.
24126 (recombine_lvx_pattern): Likewise.
24127 (recombine_stvx_pattern): Likewise.
24128 (recombine_lvx_stvx_patterns): Likewise.
24129 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24130 stvx patterns from expand.
24131 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24133 (vector_altivec_store_<mode>): Likewise.
24135 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24137 * config/aarch64/aarch64.md
24138 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24139 remove the "fp" attributes.
24140 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24141 add the "simd" attributes.
24142 (*movdf_aarch64): Likewise.
24143 (*movtf_aarch64): Remove the "fp" attributes.
24144 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24145 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24147 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24149 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24150 rtx to rtx_code_label *.
24151 * rtl.h (maybe_set_first_label_num): Likewise.
24153 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24155 * df-core.c (df_add_problem): Make the problem param be const.
24156 (df_remove_problem): Make local "problem" be const.
24157 * df-problems.c (problem_RD): Make const.
24158 (problem_LR): Likewise.
24159 (problem_LIVE): Likewise.
24160 (problem_MIR): Likewise.
24161 (problem_CHAIN): Likewise.
24162 (problem_WORD_LR): Likewise.
24163 (problem_NOTE): Likewise.
24164 (problem_MD): Likewise.
24165 * df-scan.c (problem_SCAN): Likewise.
24166 * df.h (struct df_problem): Make field "dependent_problem" be
24168 (struct dataflow): Likewise for field "problem".
24169 (df_add_problem): Make param const.
24171 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24173 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24174 inter-unit moves to/from vector registers are enabled. Do not disable
24177 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24179 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24180 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24182 (enum df_problem_id): ...this new enum.
24183 (struct df_problem): Convert field "id" from "int" to
24184 enum df_problem_id.
24186 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24188 * rtl.def: Update comment for "things in the instruction chain" to
24189 reflect the removal of the leading "i" field for INSN_UID in
24190 r210360. Fix bogus apostrophe.
24192 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24194 * config/i386/i386.md
24195 (lea arith with mem operand + setcc peephole2): Set operator mode.
24197 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24200 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24201 (dimode_scalar_to_vector_candidate_p): This.
24202 (timode_scalar_to_vector_candidate_p): New function.
24203 (scalar_to_vector_candidate_p): Likewise.
24204 (timode_check_non_convertible_regs): Likewise.
24205 (timode_remove_non_convertible_regs): Likewise.
24206 (remove_non_convertible_regs): Likewise.
24207 (remove_non_convertible_regs): Renamed to ...
24208 (dimode_remove_non_convertible_regs): This.
24209 (scalar_chain::~scalar_chain): Make it virtual.
24210 (scalar_chain::compute_convert_gain): Make it pure virtual.
24211 (scalar_chain::mark_dual_mode_def): Likewise.
24212 (scalar_chain::convert_insn): Likewise.
24213 (scalar_chain::convert_registers): Likewise.
24214 (scalar_chain::add_to_queue): Make it protected.
24215 (scalar_chain::emit_conversion_insns): Likewise.
24216 (scalar_chain::replace_with_subreg): Likewise.
24217 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24218 (scalar_chain::convert_op): Likewise.
24219 (scalar_chain::convert_reg): Likewise.
24220 (scalar_chain::make_vector_copies): Likewise.
24221 (scalar_chain::convert_registers): New pure virtual function.
24222 (class dimode_scalar_chain): New class.
24223 (class timode_scalar_chain): Likewise.
24224 (scalar_chain::mark_dual_mode_def): Renamed to ...
24225 (dimode_scalar_chain::mark_dual_mode_def): This.
24226 (timode_scalar_chain::mark_dual_mode_def): New function.
24227 (timode_scalar_chain::convert_insn): Likewise.
24228 (dimode_scalar_chain::convert_registers): Likewise.
24229 (scalar_chain::compute_convert_gain): Renamed to ...
24230 (dimode_scalar_chain::compute_convert_gain): This.
24231 (scalar_chain::replace_with_subreg): Renamed to ...
24232 (dimode_scalar_chain::replace_with_subreg): This.
24233 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24234 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24235 (scalar_chain::make_vector_copies): Renamed to ...
24236 (dimode_scalar_chain::make_vector_copies): This.
24237 (scalar_chain::convert_reg): Renamed to ...
24238 (dimode_scalar_chain::convert_reg ): This.
24239 (scalar_chain::convert_op): Renamed to ...
24240 (dimode_scalar_chain::convert_op): This.
24241 (scalar_chain::convert_insn): Renamed to ...
24242 (dimode_scalar_chain::convert_insn): This.
24243 (scalar_chain::convert): Call convert_registers.
24244 (convert_scalars_to_vector): Change to scalar_chain pointer to
24245 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24246 in 32-bit mode. Delete scalar_chain pointer. Call
24247 free_dominance_info in 64-bit mode.
24248 (pass_stv::gate): Remove TARGET_64BIT check.
24249 (ix86_option_override): Put the 64-bit STV pass before the CSE
24252 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24254 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24255 dw_loc_frame_offset field.
24256 * dwarf2out.c (new_loc_descr): Likewise.
24257 (resolve_args_picking_1): Turn the VISITED hash set into a
24258 FRAME_OFFSET hash map. Use it to associate a frame offset to
24259 visited nodes. Remove uses of the CHECKING_P macro.
24260 (resolve_args_picking): Update call to resolve_args_picking_1.
24262 2016-04-27 Martin Liska <mliska@suse.cz>
24264 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24265 (free_loop_data): Release vuses of groups.
24267 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24269 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24270 instead of redundant use_id and boolean have_use_for.
24271 (struct iv_use): Change sub_id into group_id. Remove field next.
24272 Move fields: related_cands, n_map_members, cost_map and selected
24274 (struct iv_group): ... here. New structure.
24275 (struct iv_common_cand): Use structure declaration directly.
24276 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24277 (MAX_CONSIDERED_USES): Rename macro to ...
24278 (MAX_CONSIDERED_GROUPS): ... here.
24279 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24280 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24281 (dump_uses): Rename to ...
24282 (dump_groups): ... here. Update all uses.
24283 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24284 (find_induction_variables): Refactor format of dump information.
24285 (record_sub_use): Delete.
24286 (record_use): Update all uses.
24287 (record_group): New function.
24288 (record_group_use, find_interesting_uses_op): Call above functions.
24290 (find_interesting_uses_cond): Ditto.
24291 (group_compare_offset): New function.
24292 (split_all_small_groups): Rename to ...
24293 (split_small_address_groups_p): ... here. Update all uses.
24294 (split_address_groups): Update all uses.
24295 (find_interesting_uses): Refactor format of dump information.
24296 (add_candidate_1): Update all uses. Remove redundant check on iv,
24298 (add_candidate, record_common_cand): Remove redundant assert.
24299 (add_iv_candidate_for_biv): Update use.
24300 (add_iv_candidate_derived_from_uses): Update all uses.
24301 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24302 (alloc_use_cost_map): Ditto.
24303 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24304 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24305 (determine_use_iv_cost_generic): Ditto.
24306 (determine_group_iv_cost_generic): Ditto.
24307 (determine_use_iv_cost_address): Ditto.
24308 (determine_group_iv_cost_address): Ditto.
24309 (determine_use_iv_cost_condition): Ditto.
24310 (determine_group_iv_cost_cond): Ditto.
24311 (determine_use_iv_cost): Ditto.
24312 (determine_group_iv_cost): Ditto.
24313 (set_autoinc_for_original_candidates): Update all uses.
24314 (find_iv_candidates): Update all uses. Refactor dump information.
24315 (determine_use_iv_costs): Ditto.
24316 (determine_iv_costs): Ditto.
24317 (iv_ca_cand_for_use): Rename to ...
24318 (iv_ca_cand_for_group): ... here. Update all uses.
24319 (iv_ca_add_use, iv_ca_add_group): Ditto.
24320 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24321 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24322 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24323 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24324 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24325 (create_new_iv, adjust_iv_update_pos): Ditto.
24326 (rewrite_use_address): Delete.
24327 (rewrite_use_address_1): Rename to ...
24328 (rewrite_use_address): ... here.
24329 (rewrite_use_compare): Update all uses.
24330 (rewrite_use): Delete.
24331 (rewrite_uses): Rename to ...
24332 (rewrite_groups): ... here. Update all uses.
24333 (remove_unused_ivs, free_loop_data): Update all uses.
24334 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24336 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24338 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24339 for WORD_REGISTER_OPERATIONS to runtime check.
24341 2016-04-27 Richard Biener <rguenther@suse.de>
24344 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24345 aggregate_value_p to determine if a function result is
24346 returned by reference.
24347 (ipa_pta_execute): Functions having their address taken are
24348 not automatically nonlocal.
24350 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24353 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24354 * fold-const.c (operand_equal_p): If flag_checking and
24355 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24356 and if it returns non-zero, assert iterative_hash_expr on both
24359 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24361 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24363 2016-04-27 Nick Clifton <nickc@redhat.com>
24365 PR middle-end/49889
24366 * varasm.c (merge_weak): Generate an error if an attempt is made
24367 to convert a non-weak static function into a weak, public function.
24369 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24371 * params.def (MAX_PARTITION_SIZE): New param.
24372 * doc/invoke.texi: Document lto-max-partition.
24374 2016-04-27 Richard Biener <rguenther@suse.de>
24377 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24378 function cummulating used_from_other_partition, externally_visible
24379 and force_output from aliases.
24380 (refered_from_nonlocal_var): Likewise.
24381 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24382 node flags properly.
24384 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24386 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24387 (-Wmemset-elt-size): New item.
24389 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24392 * stor-layout.h (internal_reference_types): Delete.
24393 * stor-layout.c (reference_types_internal): Likewise.
24394 (internal_reference_types): Likewise.
24395 (layout_type) <REFERENCE_TYPE>: Adjust.
24397 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24400 * tree.h (inchash::add_expr): Add FLAGS argument.
24401 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24402 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24403 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24404 Formatting fix. Adjust recursive calls. For tcc_comparison,
24405 if swap_tree_comparison (code) is smaller than code, hash that
24406 and arguments in the other order. Hash CONVERT_EXPR the same
24407 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24408 of ADDR_EXPR of decl as the decl itself. Add or remove
24409 OEP_ADDRESS_OF from recursive flags as needed. For
24410 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24411 operands commutatively and only the third one normally.
24412 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24414 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24416 * config/rtems.h (LIB_SPEC): Add -latomic.
24418 2016-04-27 Joel Sherrill <joel@rtems.org>
24420 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24421 xilink.ld and flags not relevant to RTEMS.
24423 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24425 * toplev.c (backend_init_target): Avoid calling init_reload when using
24428 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24430 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24431 for loops rather than one for the whole function.
24433 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24435 * match.pd (X + CST CMP X): New transformation.
24437 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24439 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24440 * fold-const.c (fold_binary_loc): Remove 2 transformations
24441 superseded by match.pd.
24442 * match.pd (x+x -> x*2): Generalize to integers.
24444 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24446 * config/i386/i386.md (operation on memory peephole): Duplicate an
24447 existing peephole and adapt it to match lea rather than an operation
24450 PR rtl-optimization/57193
24451 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24453 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24455 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24457 * tree-if-conv.c (any_pred_load_store): New static variable.
24458 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24459 any_pred_load_store instead of and_mask_load_store.
24460 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24461 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24462 (combine_blocks, tree_if_conversion): Ditto.
24464 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24466 PR tree-optimization/70771
24467 PR tree-optimization/70775
24468 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24469 virtual PHI nodes. Delete parameter.
24470 (if_convertible_loop_p_1): Delete argument to above function.
24471 (predicate_all_scalar_phis): Delete code handling single-argument
24473 (tree_if_conversion): Mark and update virtual SSA.
24475 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24478 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24479 (x86_elf_aligned_common): Rename to ...
24480 (x86_elf_aligned_decl_common): ... this.
24481 Add decl arg. Switch to .lbss for largecomm object. Use
24482 LARGECOMM_SECTION_ASM_OP.
24483 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24485 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24486 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24488 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24489 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24491 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24494 * config/i386/i386.c (SECTION_LARGE): Define.
24495 (x86_64_elf_select_section): Set it for large data/bss sections.
24496 Only clear SECTION_WRITE for .lrodata.
24497 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24499 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24500 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24501 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24503 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24504 * doc/tm.texi: Regenerate.
24506 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24509 * configure.ac (--enable-checking): Document extra flag, for
24510 non-release builds default to --enable-checking=yes,extra.
24511 If misc checking and extra checking, define CHECKING_P to 2 instead
24513 * common.opt (fchecking=): Add.
24514 * doc/invoke.texi (-fchecking=): Document.
24515 * doc/install.texi: Document --enable-checking changes.
24516 * configure: Regenerated.
24517 * config.in: Regenerated.
24519 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24521 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24522 attribute instead of which_alternative.
24523 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24524 Use EXT_REX_SSE_REG_P where appropriate.
24526 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24528 * config/i386/predicates.md (const0_operand): Do not match
24529 const_wide_int code.
24530 (const1_operand): Ditto.
24532 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24534 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24535 for SSE constm1 operands and TARGET_AVX512VL.
24536 (*movti_internal): Ditto.
24537 (*mov<mode>_or): Use constm1_operand predicate.
24538 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24539 for SSE vector_all_ones operands and TARGET_AVX512VL.
24540 * config/i386/predicates.md (constm1_operand): New predicate.
24541 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24542 emission of constant -1 load.
24544 2016-04-25 Jason Merrill <jason@redhat.com>
24546 * gdbinit.in: Skip is-a.h.
24548 * attribs.c (register_scoped_attributes): Fix logic.
24549 * attribs.h: Declare register_scoped_attributes.
24551 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24553 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24554 stxvd2x and stxvw4x built-in functions.
24556 2016-04-25 DJ Delorie <dj@redhat.com>
24558 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24559 (ashrhi3): Likewise.
24560 (lshrhi3): Likewise.
24562 2016-04-25 Richard Biener <rguenther@suse.de>
24564 PR tree-optimization/70780
24565 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24566 wasn't visited yet.
24567 (compute_antic): Mark blocks with abnormal preds as visited as
24568 they have a final empty antic-in solution already.
24570 2016-04-25 Michael Collison <michael.collison@linaro.org>
24572 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24574 2016-04-25 Michael Collison <michael.collison@linaro.org>
24576 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
24577 mode is VQI to improve mixed mode vectorization.
24578 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
24579 define_insn to match low half of signed vaddw.
24580 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
24581 define_insn to match high half of signed vaddw.
24582 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
24583 define_insn to match low half of unsigned vaddw.
24584 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
24585 define_insn to match high half of unsigned vaddw.
24586 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
24587 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24588 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
24590 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24591 * config/arm/predicates.md (vect_par_constant_high): Support
24592 big endian and simplify by calling
24593 arm_simd_check_vect_par_cnst_half
24594 (vect_par_constant_low): Likewise.
24596 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24598 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
24599 predicate for operand 2.
24601 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24602 H.J. Lu <hongjiu.lu@intel.com>
24604 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24605 machine_mode argument.
24606 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24607 constm1_rtx operands. For VOIDmode constants, get mode from
24608 pred_mode. Check mode size if the mode is supported by ABI.
24609 (standard_sse_constant_opcode): Do not use standard_constant_p.
24610 Strictly check ABI support for all-ones operands.
24611 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24612 immediates. Update calls to standard_sse_constant_p.
24613 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24614 (ix86_rtx_costs): Ditto.
24615 * config/i386/i386.md (*movxi_internal_avx512f): Use
24616 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24617 Use (v,BC) alternative instead of (v,C). Use register_operand
24618 checks instead of MEM_P.
24619 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24620 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24621 isa attribute. Use register_operand checks instead of MEM_P.
24622 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24623 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24624 alternative and corresponding sse2 isa attribute.
24625 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24626 to standard_sse_constant_p.
24627 (FP constant splitters): Ditto.
24628 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24630 * config/i386/predicates.md (constm1_operand): Remove.
24631 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24632 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24633 vector_all_ones_operand instead of constm1_operand.
24635 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24637 * print-rtl.c (print_rtx_insn_vec): New function.
24638 * print-rtl.h: New prototype.
24639 * store-motion.c (struct st_expr): Make avail_stores a vector.
24640 (st_expr_entry): Adjust.
24641 (free_st_expr_entry): Likewise.
24642 (print_store_motion_mems): Likewise.
24643 (find_moveable_store): Likewise.
24644 (compute_store_table): Likewise.
24645 (delete_store): Likewise.
24646 (build_store_vectors): Likewise.
24648 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24650 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24652 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24654 * vec.h (vec_safe_contains): New function.
24655 (vec::contains): Likewise.
24656 (vec::begin): Likewise.
24657 (vec::end): Likewise.
24659 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24662 * cfgexpand.c (expand_stack_vars): Fix typo.
24664 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24666 * system.h (list, map, set, vector): Include conditionally.
24667 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24668 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24669 * ipa-icf.c (INCLUDE_LIST): Define.
24670 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24671 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24672 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24673 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24674 * cp/logic.cc (INCLUDE_LIST): Define.
24675 * fortran/trans-common.c (INCLUDE_MAP): Define.
24677 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24679 * auto-profile.c: Remove <string.h> include.
24680 * ipa-icf-gimple.c: Remove <list> include.
24681 * diagnostic.c: Remove <new> include.
24682 * genmatch.c: Likewise.
24683 * pretty-print.c: Likewise.
24684 * toplev.c: Likewise
24685 * c/c-objc-common.c: Likewise.
24686 * cp/error.c: Likewise.
24687 * fortran/error.c: Likewise.
24689 2016-04-22 Richard Biener <rguenther@suse.de>
24691 * lto-streamer-in.c (input_ssa_names): Do not allocate
24692 GIMPLE_NOP for all SSA names.
24693 * lto-streamer-out.c (output_ssa_names): Do not output
24694 SSA names that should have been released.
24696 2016-04-22 Richard Biener <rguenther@suse.de>
24698 PR tree-optimization/70740
24699 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24702 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24705 * config/i386/predicates.md (call_insn_operand): Replace
24706 sibcall_memory_operand with memory_operand.
24708 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24710 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24711 has_single_use() tests.
24712 (register_edge_assert_for_1): Likewise.
24713 (find_assert_locations_1): Check the liveness bitmap instead of
24714 checking has_single_use().
24716 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24719 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24720 Extract AVX-512BW constraint from AVX.
24722 2016-04-21 Richard Biener <rguenther@suse.de>
24724 PR tree-optimization/70725
24725 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24726 for phi_convertible_by_degenerating_args.
24727 (predicate_all_scalar_phis): Handle single-argument PHIs.
24729 2016-04-21 Richard Biener <rguenther@suse.de>
24731 PR middle-end/70747
24732 * fold-const.c (fold_comparison): Return properly typed
24735 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24737 PR tree-optimization/70715
24738 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24739 after expanding BASE using expand_simple_operations.
24741 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24743 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24744 New transformations.
24746 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24748 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24750 2016-04-20 Jan Hubicka <jh@suse.cz>
24752 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24753 ultiimate_alias_target.
24754 (update_callee_keys): Likewise.
24755 (lookup_recursive_calls): Likewise.
24756 (speculation_useful_p): Likewise.
24758 2016-04-20 Jan Hubicka <jh@suse.cz>
24761 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24762 (set_nothrow_flag_1): ... this; handle interposition correctly;
24763 recurse on aliases and thunks.
24764 (cgraph_node::set_nothrow_flag): New.
24765 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24766 functions compiled with non-call exceptions that binds to current
24768 (propagate_nothrow): Be safe WRT interposition.
24769 * cgraph.h (set_nothrow_flag): Update prototype.
24771 2016-04-18 Jan Hubicka <jh@suse.cz>
24773 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24774 max_loop_iterations_int.
24775 (tree_unswitch_outer_loop): Likewise.
24777 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24779 PR tree-optimization/69489
24780 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24781 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24782 Revise dump message.
24783 (if_convertible_bb_p): Remove check on edge count of basic block's
24786 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24788 PR tree-optimization/56625
24789 PR tree-optimization/69489
24790 * tree-data-ref.h (DR_INNERMOST): New macro.
24791 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24792 hashing struct innermost_loop_behavior.
24793 (ref_DR_map): Remove.
24794 (innermost_DR_map): New map.
24795 (baseref_DR_map): Revise comment.
24796 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24797 to innermost_DR_map accroding to its innermost loop behavior.
24798 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24799 to its innermost loop behavior.
24800 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24801 Add initialization for innermost_DR_map. Record memory reference
24802 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24803 have innermost loop behavior.
24804 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24807 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24809 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24810 *lea_general_1. Use explicit SWI12 mode interator.
24811 (*lea<mode>_general_2): Rename from *lea_general_2.
24812 Use explicit SWI12 mode interator.
24813 (*lea<mode>_general_3): Rename from *lea_general_3.
24814 Use explicit SWI12 mode interator.
24815 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24816 Use explicit SWI12 mode interator.
24817 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24818 Use explicit SWI48 mode interator.
24820 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24822 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24823 Short-cut unaligned load and store cases. Handle all integer
24825 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24826 and store cases. Call ix86_avx256_split_vector_move_misalign
24827 directly without checking mode class.
24829 2016-04-20 Andrew Pinski <apinski@cavium.com>
24830 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24833 * config/aarch64/aarch64.md (sibcall): Force call
24834 address to be DImode for ILP32.
24835 (sibcall_value): Likewise.
24837 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24839 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
24841 2016-04-20 Richard Biener <rguenther@suse.de>
24843 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
24844 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
24845 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
24846 (maybe_push_res_to_seq): Adjust.
24847 * gimple-fold.c (maybe_build_generic_op): Likewise.
24849 2016-04-20 Marek Polacek <polacek@redhat.com>
24851 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
24854 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
24856 * config/i386/sse.md (vec_unpacks_lo_hi): Always
24857 use kmovw to support AVX512F target.
24859 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24861 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
24863 2016-04-20 Marek Polacek <polacek@redhat.com>
24865 PR tree-optimization/70725
24866 * tree-if-conv.c (is_false_predicate): New function.
24867 (predicate_mem_writes): Use it.
24869 2016-04-20 Richard Biener <rguenther@suse.de>
24871 PR tree-optimization/70726
24872 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
24873 shift amounts from a pattern stmt operand.
24875 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24878 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
24879 stack_restore_from_fpr pattern when restoring r15.
24880 (s390_optimize_prologue): Strip away the memory barrier in the
24881 parallel when trying to get rid of restore insns.
24882 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
24883 definition for loading the stack pointer from an FPR. Compared to
24884 the normal move insn this pattern includes a full memory barrier.
24886 2016-04-19 Jakub Jelinek <jakub@redhat.com>
24888 PR middle-end/70680
24889 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
24890 implicitly linear or lastprivate iterator on the outer context.
24892 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24894 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
24896 * config/i386/i386.md (ssememalign): Removed.
24897 * config/i386/sse.md: Remove ssememalign attribute from patterns.
24899 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24902 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
24903 const short * to __builtin_ia32_loaddquhi512_mask.
24904 (_mm512_maskz_loadu_epi16): Likewise.
24905 (_mm512_mask_storeu_epi16): Pass short * to
24906 __builtin_ia32_storedquhi512_mask.
24907 (_mm512_mask_loadu_epi8): Pass const char * to
24908 __builtin_ia32_loaddquqi512_mask.
24909 (_mm512_maskz_loadu_epi8): Likewise.
24910 (_mm512_mask_storeu_epi8): Pass char * to
24911 __builtin_ia32_storedquqi512_mask.
24912 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
24913 const double * to __builtin_ia32_loadupd512_mask.
24914 (_mm512_mask_loadu_pd): Likewise.
24915 (_mm512_maskz_loadu_pd): Likewise.
24916 (_mm512_storeu_pd): Pass double * to
24917 __builtin_ia32_storeupd512_mask.
24918 (_mm512_mask_storeu_pd): Likewise.
24919 (_mm512_loadu_ps): Pass const float * to
24920 __builtin_ia32_loadups512_mask.
24921 (_mm512_mask_loadu_ps): Likewise.
24922 (_mm512_maskz_loadu_ps): Likewise.
24923 (_mm512_storeu_ps): Pass float * to
24924 __builtin_ia32_storeups512_mask.
24925 (_mm512_mask_storeu_ps): Likewise.
24926 (_mm512_mask_loadu_epi64): Pass const long long * to
24927 __builtin_ia32_loaddqudi512_mask.
24928 (_mm512_maskz_loadu_epi64): Likewise.
24929 (_mm512_mask_storeu_epi64): Pass long long *
24930 to __builtin_ia32_storedqudi512_mask.
24931 (_mm512_loadu_si512): Pass const int * to
24932 __builtin_ia32_loaddqusi512_mask.
24933 (_mm512_mask_loadu_epi32): Likewise.
24934 (_mm512_maskz_loadu_epi32): Likewise.
24935 (_mm512_storeu_si512): Pass int * to
24936 __builtin_ia32_storedqusi512_mask.
24937 (_mm512_mask_storeu_epi32): Likewise.
24938 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
24939 char * to __builtin_ia32_storedquqi256_mask.
24940 (_mm_mask_storeu_epi8): Likewise.
24941 (_mm256_mask_loadu_epi16): Pass const short * to
24942 __builtin_ia32_loaddquhi256_mask.
24943 (_mm256_maskz_loadu_epi16): Likewise.
24944 (_mm_mask_loadu_epi16): Pass const short * to
24945 __builtin_ia32_loaddquhi128_mask.
24946 (_mm_maskz_loadu_epi16): Likewise.
24947 (_mm256_mask_loadu_epi8): Pass const char * to
24948 __builtin_ia32_loaddquqi256_mask.
24949 (_mm256_maskz_loadu_epi8): Likewise.
24950 (_mm_mask_loadu_epi8): Pass const char * to
24951 __builtin_ia32_loaddquqi128_mask.
24952 (_mm_maskz_loadu_epi8): Likewise.
24953 (_mm256_mask_storeu_epi16): Pass short * to.
24954 __builtin_ia32_storedquhi256_mask.
24955 (_mm_mask_storeu_epi16): Pass short * to.
24956 __builtin_ia32_storedquhi128_mask.
24957 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
24958 const double * to __builtin_ia32_loadupd256_mask.
24959 (_mm256_maskz_loadu_pd): Likewise.
24960 (_mm_mask_loadu_pd): Pass onst double * to
24961 __builtin_ia32_loadupd128_mask.
24962 (_mm_maskz_loadu_pd): Likewise.
24963 (_mm256_mask_storeu_pd): Pass double * to
24964 __builtin_ia32_storeupd256_mask.
24965 (_mm_mask_storeu_pd): Pass double * to
24966 __builtin_ia32_storeupd128_mask.
24967 (_mm256_mask_loadu_ps): Pass const float * to
24968 __builtin_ia32_loadups256_mask.
24969 (_mm256_maskz_loadu_ps): Likewise.
24970 (_mm_mask_loadu_ps): Pass const float * to
24971 __builtin_ia32_loadups128_mask.
24972 (_mm_maskz_loadu_ps): Likewise.
24973 (_mm256_mask_storeu_ps): Pass float * to
24974 __builtin_ia32_storeups256_mask.
24975 (_mm_mask_storeu_ps): ass float * to
24976 __builtin_ia32_storeups128_mask.
24977 (_mm256_mask_loadu_epi64): Pass const long long * to
24978 __builtin_ia32_loaddqudi256_mask.
24979 (_mm256_maskz_loadu_epi64): Likewise.
24980 (_mm_mask_loadu_epi64): Pass const long long * to
24981 __builtin_ia32_loaddqudi128_mask.
24982 (_mm_maskz_loadu_epi64): Likewise.
24983 (_mm256_mask_storeu_epi64): Pass long long * to
24984 __builtin_ia32_storedqudi256_mask.
24985 (_mm_mask_storeu_epi64): Pass long long * to
24986 __builtin_ia32_storedqudi128_mask.
24987 (_mm256_mask_loadu_epi32): Pass const int * to
24988 __builtin_ia32_loaddqusi256_mask.
24989 (_mm256_maskz_loadu_epi32): Likewise.
24990 (_mm_mask_loadu_epi32): Pass const int * to
24991 __builtin_ia32_loaddqusi128_mask.
24992 (_mm_maskz_loadu_epi32): Likewise.
24993 (_mm256_mask_storeu_epi32): Pass int * to
24994 __builtin_ia32_storedqusi256_mask.
24995 (_mm_mask_storeu_epi32): Pass int * to
24996 __builtin_ia32_storedqusi128_mask.
24997 * config/i386/i386-builtin-types.def (PCSHORT): New.
24998 (PINT64): Likewise.
24999 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25000 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25001 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25002 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25003 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25004 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25005 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25006 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25007 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25008 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25009 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25010 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25011 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25012 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25013 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25014 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25015 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25016 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25017 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25018 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25019 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25020 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25021 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25022 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25023 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25024 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25025 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25026 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25027 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25028 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25029 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25030 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25031 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25032 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25033 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25034 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25035 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25036 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25037 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25038 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25039 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25040 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25041 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25042 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25043 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25044 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25045 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25046 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25047 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25049 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25050 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25052 (ix86_expand_vector_move_misalign): Likewise.
25053 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25054 to scalar function prototype for unaligned load/store builtins.
25055 (ix86_expand_special_args_builtin): Updated.
25056 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25057 (UNSPEC_STOREU): Likewise.
25058 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25059 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25060 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25061 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25062 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25063 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25064 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25065 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25066 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25067 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25068 (<avx512>_storedqu<mode>_mask): Likewise.
25069 (*sse4_2_pcmpestr_unaligned): Likewise.
25070 (*sse4_2_pcmpistr_unaligned): Likewise.
25071 (*mov<mode>_internal): Renamed to ...
25072 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25073 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25074 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25075 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25077 2016-04-19 Richard Biener <rguenther@suse.de>
25079 PR tree-optimization/70171
25080 * tree-ssa-phiprop.c: Include stor-layout.h.
25081 (phiprop_insert_phi): Handle the aggregate copy case.
25082 (propagate_with_phi): Likewise.
25084 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25086 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25087 instead of simplify_gen_subreg (... , 0).
25088 (ix86_delegitimize_address): Ditto.
25089 (ix86_split_divmod): Ditto.
25090 (ix86_split_copysign_const): Ditto.
25091 (ix86_split_copysign_var): Ditto.
25092 (ix86_expand_args_builtin): Ditto.
25093 (ix86_expand_round_builtin): Ditto.
25094 (ix86_expand_special_args_builtin): Ditto.
25095 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25096 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25097 (udivmodqi4): Ditto.
25098 (absneg splitters): Ditto.
25099 (*jcc_bt<mode>_1): Ditto.
25101 2016-04-19 Richard Biener <rguenther@suse.de>
25103 PR tree-optimization/70724
25104 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25105 restoring out from ...
25106 (free_scc_vn): ... here.
25107 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25108 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25110 (pass_fre::execute): Restore SSA info.
25112 2016-04-19 Richard Biener <rguenther@suse.de>
25114 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25115 * gimple-walk.c (walk_gimple_op): Initialize it.
25116 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25117 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25118 remapping SSA names of defs.
25119 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25122 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25124 PR middle-end/70689
25125 * lra-constraints.c (equiv_substition_p): New.
25126 (process_alt_operands): Use it.
25127 (swap_operands): Swap it.
25128 (curr_insn_transform): Update it.
25130 2016-04-18 Michael Matz <matz@suse.de>
25132 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25133 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25134 * tree-core.h (tree_type_common.align): Use bit-field.
25135 (tree_type_common.spare): New.
25136 (tree_decl_common.off_align): Make smaller.
25137 (tree_decl_common.align): Use bit-field.
25139 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25140 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25141 (scan_sharing_clauses): Ditto.
25142 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25143 (omp_finish_file): Ditto.
25144 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25145 (layout_decl): Ditto.
25146 (relayout_decl): Ditto.
25147 (finalize_record_size): Use SET_TYPE_ALIGN.
25148 (finalize_type_size): Ditto.
25149 (finish_builtin_struct): Ditto.
25150 (layout_type): Ditto.
25151 (initialize_sizetypes): Ditto.
25152 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25153 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25154 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25155 (get_chain_field): Ditto.
25156 (get_trampoline_type): Ditto.
25157 (get_nl_goto_field): Ditto.
25158 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25160 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25161 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25162 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25163 (build_qualified_type): Use SET_TYPE_ALIGN.
25164 (build_aligned_type, build_range_type_1): Ditto.
25165 (build_atomic_base): Ditto.
25166 (build_common_tree_nodes): Ditto.
25167 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25168 (expand_one_stack_var_at): Ditto.
25169 * coverage.c (build_var): Use SET_DECL_ALIGN.
25170 * except.c (init_eh): Ditto.
25171 * function.c (assign_parm_setup_block): Ditto.
25172 * symtab.c (increase_alignment_1): Ditto.
25173 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25174 * tree-vect-stmts.c (ensure_base_align): Ditto.
25175 * varasm.c (align_variable): Ditto.
25176 (assemble_variable): Ditto.
25177 (build_constant_desc): Ditto.
25178 (output_constant_def_contents): Ditto.
25180 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25181 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25182 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25183 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25184 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25186 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25189 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25190 replace %vmovsd with "%vmovq".
25191 (vec_concatv2df): Likewise.
25193 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25195 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25196 (*vec_extractv2si_0): Ditto.
25197 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25198 (zero_extended_scalar_load_operand splitters): Ditto.
25199 (vec_extract splitters): Ditto.
25200 (*vec_extractv4si_0_zext): Ditto.
25201 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25202 and lowpart_subreg.
25203 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25204 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25205 (*sse4_1_extractps): Use lowpart_subreg.
25206 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25208 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25210 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25212 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25213 Mention Solaris 11 packaging changes.
25214 Update gas and gld requirements.
25215 Remove reference to pre-Solaris 10 bug.
25216 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25218 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25221 2016-04-17 Jan Hubicka <jh@suse.cz>
25223 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25224 max_loop_iterations_int.
25226 2016-04-18 Richard Biener <rguenther@suse.de>
25228 PR tree-optimization/43434
25229 * tree-ssa-structalias.c (struct vls_data): New.
25230 (visit_loadstore): Handle all pointer-based accesses.
25231 (compute_dependence_clique): Compute a bitmap of restrict tags
25232 assigned bases and pass it to visit_loadstore.
25234 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25237 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25238 armv8.1-a and armv8.1-a+crc.
25240 2016-04-18 Richard Biener <rguenther@suse.de>
25242 PR tree-optimization/70701
25243 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25244 references after translating through a memcpy.
25246 2016-04-18 Richard Biener <rguenther@suse.de>
25248 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25249 (compute_antic): ... here. For partial antic use regular
25250 postorder and scrap iteration.
25251 (compute_partial_antic_aux): Remove unused return value.
25252 (init_pre): Do not allocate postorder.
25253 (fini_pre): Do not free postorder.
25255 2016-04-18 Richard Biener <rguenther@suse.de>
25257 PR middle-end/37870
25258 * expmed.c (extract_bit_field_1): Remove broken case
25259 using a wider MODE_INT mode.
25261 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25263 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25264 unless compiling with at least GCC-4.8.
25266 2016-04-17 Jan Hubicka <jh@suse.cz>
25269 * graphite.c (graphite_finalize): Update call to
25270 tree_estimate_probability.
25271 * predict.h (tree_estimate_probability): Update prototype.
25273 2016-04-17 Jan Hubicka <jh@suse.cz>
25275 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25276 (tree_estimate_probability): Likewise.
25277 (pass_profile::execute): Update.
25278 (report_predictor_hitrates): New function.
25279 * profile.c (compute_branch_probabilities): Use it.
25280 * predict.h (report_predictor_hitrates): Declare.
25282 2016-04-17 Jan Hubicka <jh@suse.cz>
25285 * cgraph.h (cgraph_node::set_const_flag,
25286 cgraph_node::set_pure_flag): Update prototype to return bool;
25288 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25289 of interposable symbol are interposable, too.
25290 (cgraph_set_const_flag_1): Rename to ...
25291 (set_const_flag_1): ... this one; change to self recursive function
25292 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25293 clearnig the flag in all variants and also virtual thunks of const
25294 functions are pure; track if any change was done.
25295 (cgraph_node::set_const_flag): Update.
25296 (struct set_pure_flag_info): New struct.
25297 (cgraph_set_pure_flag_1): Rename to ...
25298 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25299 rather than pointer encoded flags; track if any changes was done;
25300 handle correctly clearning flag and setting flag of aliases already
25302 (cgraph_node::set_pure_flag): Update.
25303 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25305 2016-04-17 Tom de Vries <tom@codesourcery.com>
25308 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25309 backslash in label.
25311 2016-04-17 Tom de Vries <tom@codesourcery.com>
25313 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25314 '{}<> ' as escape-for-record.
25316 2016-04-17 Tom de Vries <tom@codesourcery.com>
25318 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25321 2016-04-17 Tom de Vries <tom@codesourcery.com>
25324 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25325 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25326 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25327 * passes.c (finish_optimization_passes): Only call
25328 finish_graph_dump_file if dfi->graph_dump_initialized.
25329 (execute_function_dump, pass_init_dump_file): Use
25330 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25332 2016-04-17 Tom de Vries <tom@codesourcery.com>
25334 PR tree-optimization/70256
25335 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25336 (debug_varmap): New function.
25338 2016-04-17 Tom de Vries <tom@codesourcery.com>
25341 * passes.c (pass_manager::register_pass): Propagate pflags.
25343 2016-04-17 Tom de Vries <tom@codesourcery.com>
25346 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25347 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25348 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25349 check if it's equal to p_start.
25350 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25352 2016-04-15 Jan Hubicka <jh@suse.cz>
25355 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25356 function does not bind to current def.
25357 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25358 handle conservatively calls to functions that does not need to bind
25360 (check_call): Update call of worse_state.
25361 (ignore_edge_for_nothrow): Update.
25362 (ignore_edge_for_pure_const): Likewise.
25363 (propagate_pure_const): Update calls to worse_state.
25364 (skip_function_for_local_pure_const): Reformat comments.
25366 2016-04-15 Jan Hubicka <jh@suse.cz>
25369 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25370 (cgraph_node::function_symbol): Likewise.
25371 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25372 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25373 (symtab_node::ultimate_alias_target): Add REF parameter.
25374 (symtab_node::binds_to_current_def_p): Declare.
25375 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25376 (cgraph_node::function_symbol): Likewise.
25377 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25378 (cgraph_node::get_availability): Likewise.
25379 (cgraph_edge::binds_to_current_def_p): New inline function.
25380 (varpool_node::get_availability): Add REF parameter.
25381 (varpool_node::ultimate_alias_target): Likewise.
25382 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25383 (symtab_node::binds_to_current_def_p): Likewise.
25384 * varpool.c (varpool_node::get_availability): Likewise.
25386 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25389 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25390 Fix mode size check.
25392 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25394 * BASE-VER: Set to 7.0.0.
25396 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25398 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25400 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25402 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25403 architecture revisions.
25405 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25407 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25408 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25409 * config/i386/i386.md (stack decrement to push peepholes): Guard
25410 with !x86_using_red_zone ().
25412 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25415 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25416 to dump_generic_node.
25417 (NIY): Pass also flags to do_niy.
25419 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25421 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25422 (simd_clone_vector_of_formal_parm_types)
25423 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25424 (simd_clone_mangle, simd_clone_create)
25425 (simd_clone_adjust_return_type, create_tmp_simd_array)
25426 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25427 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25428 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25429 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25430 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25431 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25432 * omp-simd-clone.c: ... this new file.
25433 (simd_clone_vector_of_formal_parm_types): Make it static.
25434 * Makefile.in (OBJS): Add omp-simd-clone.o.
25436 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25439 * config/i386/sse.md: Use proper memory operand modifiers.
25442 2016-04-15 Richard Biener <rguenther@suse.de>
25443 Alan Modra <amodra@gmail.com>
25445 PR tree-optimization/70130
25446 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25447 when alignment stays not the same and no not use the realign
25450 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25453 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25454 direct move handlers for KFmode. Change TFmode handlers test from
25455 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25457 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25460 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25461 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25462 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25463 * tree-ssa-live.c (remove_unused_scope_block_p): When
25464 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25465 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25466 block_ultimate_origin is FUNCTION_DECL.
25467 (remove_unused_locals): If current_function_decl is
25468 polymorphic_ctor_dtor_p, pass initial true to
25469 remove_unused_scope_block_p' is_ctor_dtor_block.
25471 2016-04-14 Martin Sebor <msebor@redhat.com>
25476 * doc/extend.texi (Variable Length): Revert.
25478 2016-04-14 Marek Polacek <polacek@redhat.com>
25479 Jan Hubicka <hubicka@ucw.cz>
25482 * tree.c (verify_type): Disable the canonical type of main variant
25485 2016-04-14 Jason Merrill <jason@redhat.com>
25487 * cfgexpand.c, expr.c: Revert previous change.
25489 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25491 PR middle-end/70643
25492 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25493 when building a mem ref for the incoming reduction variable.
25495 2016-04-14 Richard Biener <rguenther@suse.de>
25497 PR tree-optimization/70614
25498 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25499 loop if the evolution dropped to chrec_dont_know.
25500 (interpret_condition_phi): Likewise.
25502 2016-04-14 Richard Biener <rguenther@suse.de>
25504 PR tree-optimization/70623
25505 * tree-ssa-pre.c (changed_blocks): Make global ...
25506 (compute_antic): ... local here. Move and fix worklist
25507 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25508 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25509 worklist handling, dump when ANTIC_IN changed.
25510 (compute_partial_antic_aux): Remove worklist handling.
25511 (init_pre): Do not compute post dominators. Add a comment about
25512 the CFG order chosen.
25513 (fini_pre): Do not free post dominators.
25515 2016-04-13 Martin Sebor <msebor@redhat.com>
25520 * doc/extend.texi (Variable Length): Document C++ specifics.
25522 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25525 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25526 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25527 eh edges have been purged.
25530 * tree-sra.c (create_access_replacement,
25531 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25533 * tree-pretty-print.c (dump_fancy_name): New function.
25534 (dump_decl_name, dump_generic_node): Use it.
25536 2016-04-13 Jason Merrill <jason@redhat.com>
25538 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25539 * expr.c (expand_expr_real_1): Likewise.
25541 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25543 * config/i386/i386.md (kunpckhi): Swap operands.
25544 (kunpcksi): Likewise.
25545 (kunpckdi): Likewise.
25546 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25547 (vec_pack_trunc_<mode>): Likewise.
25549 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25552 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25554 PR middle-end/70633
25555 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25556 gimplification turns some element into non-constant.
25559 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25560 * explow.c (convert_memory_address_addr_space_1): No longer static,
25561 add NO_EMIT argument and don't call convert_modes if true, pass
25562 it down recursively, remove break after return.
25563 (convert_memory_address_addr_space): Adjust caller.
25564 * simplify-rtx.c (simplify_unary_operation_1): Call
25565 convert_memory_address_addr_space_1 instead of convert_memory_address,
25566 if it returns NULL, don't simplify.
25568 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25571 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25573 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25575 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25576 Bump the upper SIMDLEN limits, so that if the return type or
25577 characteristic type if the return type is void can be passed in
25578 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
25581 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
25584 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
25585 Do not use "=" constraint on an input constraint.
25586 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
25587 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
25588 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
25589 generates (neg (abs ...)) instead of (abs ...).
25591 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25593 PR rtl-optimization/70596
25594 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
25595 just invalidate LRA data and reset them. Adjust dump wording.
25597 2016-04-12 Martin Liska <mliska@suse.cz>
25600 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25602 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25604 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25605 max_loop_iterations_int.
25606 (tree_unswitch_outer_loop): Likewise.
25607 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25608 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25610 2016-04-12 Tom de Vries <tom@codesourcery.com>
25612 PR tree-optimization/68756
25613 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25614 instead of new_name.
25616 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25618 PR tree-optimization/70602
25619 * tree-sra.c (generate_subtree_copies): Don't write anything into
25620 constant pool decls.
25622 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25623 regardless whether there are depend clauses or not.
25625 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25628 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25629 target attribute and pragma from changing the -mfloat128
25630 and -mfloat128-hardware options.
25632 * doc/extend.texi (Additional Floating Types): Document PowerPC
25633 __float128 restrictions.
25635 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25638 * config/aarch64/driver-aarch64.c
25639 (aarch64_get_extension_string_for_isa_flags): New.
25640 (arch_extension): Rename to...
25641 (aarch64_arch_extension): ...This.
25642 (ext_to_feat_string): Rename to...
25643 (aarch64_extensions): ...This.
25644 (aarch64_core_data): Keep track of architecture extension flags.
25645 (cpu_data): Rename to...
25646 (aarch64_cpu_data): ...This.
25647 (aarch64_arch_driver_info): Keep track of architecture extension
25649 (get_arch_name_from_id): Rename to...
25650 (get_arch_from_id): ...This, change return type.
25651 (host_detect_local_cpu): Update and reformat for renames, handle
25652 extensions through common infrastructure.
25654 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25657 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25658 track of a canonical flag name.
25659 (all_extensions): Likewise.
25660 (arch_to_arch_name): Also track extension flags enabled by the arch.
25661 (all_architectures): Likewise.
25662 (aarch64_parse_extension): Move to here.
25663 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25665 (aarch64_rewrite_selected_cpu): Update for above change.
25666 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25667 are handled, such that the single explicit value enabled by an
25668 extension is kept seperate from the implicit values it also enables.
25669 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25671 (aarch64_parse_extension): New.
25672 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25673 here to config/aarch64/aarch64-protos.h.
25674 (aarch64_parse_extension): Move from here to
25675 common/config/aarch64/aarch64-common.c.
25676 (aarch64_option_print): Update.
25677 (aarch64_declare_function_name): Likewise.
25678 (aarch64_start_file): Likewise.
25679 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25680 the canonical flag for extensions.
25681 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25684 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25686 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25689 2016-04-09 Tom de Vries <tom@codesourcery.com>
25691 PR tree-optimization/68953
25692 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25693 first to last subscript.
25695 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25697 PR tree-optimization/70586
25698 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25701 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25705 PR tree-optimization/70373
25706 PR middle-end/70533
25707 PR middle-end/70534
25708 PR middle-end/70535
25709 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25710 clauses for acc parallel reductions as necessary. Error on those
25712 * omp-low.c (scan_sharing_clauses): Don't install variables which
25713 are used in acc parallel reductions.
25714 (lower_rec_input_clauses): Remove dead code.
25715 (lower_oacc_reductions): Add support for reference reductions.
25716 (lower_reduction_clauses): Remove dead code.
25717 (lower_omp_target): Don't remap variables appearing in acc parallel
25719 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25721 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25723 PR middle-end/70593
25724 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25725 with multiple SSA_NAME defs, force the outputs other than first
25726 to be live before calling live_track_process_def on each output.
25728 PR rtl-optimization/70574
25729 * fwprop.c (forward_propagate_and_simplify): Don't add
25730 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25731 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25732 paradoxical subregs within *loc.
25734 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25736 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25737 -ftree-parallelize-loops={0,1}.
25738 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25739 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25740 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25741 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25742 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25744 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25747 * asan.c (instrument_derefs): If we get unknown location, extract it
25748 with EXPR_LOCATION.
25749 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25751 2016-04-08 Tom de Vries <tom@codesourcery.com>
25753 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25754 implicit firstprivate clause.
25756 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25759 * config/arm/thumb2.md (tst + branch-> lsls + branch
25760 peephole below *orsi_not_shiftsi_si): Require that condition
25761 register is dead after the peephole.
25762 (second peephole after the above): Likewise.
25764 2016-04-08 Alan Modra <amodra@gmail.com>
25767 * builtins.c (fold_builtin_classify): For IBM extended precision,
25768 look at just the high-order double to test for NaN.
25769 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25770 test just the high double for Inf but both doubles for subnormal
25773 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25775 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25776 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25777 node->simdclone->mask_mode != VOIDmode masks.
25778 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25779 earlier, use it instead of node->simdclone.
25780 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25781 Set clonei->mask_mode.
25783 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25786 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25787 Pass it through to cp_parser_already_scoped_statement.
25788 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25789 it through to cp_parser_statement.
25790 (cp_parser_statement): Pass IF_P through to
25791 cp_parser_iteration_statement.
25792 (cp_parser_pragma): Adjust call to
25793 cp_parser_iteration_statement.
25795 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25798 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25799 resolve a future -Wparentheses warning.
25800 * omp-low.c (scan_sharing_clauses): Likewise.
25801 * tree-parloops.c (eliminate_local_variables): Likewise.
25803 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25805 PR rtl-optimization/70398
25806 * lra-constraints.c (process_address_1): Check zero scale and code
25807 for reloading with zero scale.
25809 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25811 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25812 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25814 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25816 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25817 Add support for AVX512F clones, include them by default for
25818 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25819 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25822 PR middle-end/70550
25823 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25824 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25825 firstprivate clauses.
25826 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25827 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25828 (lower_omp_target): Set TREE_NO_WARNING for
25829 non-addressable possibly uninitialized vars which are copied into
25830 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25832 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25834 * config/pa/predicates.md (integer_store_memory_operand): Accept
25835 REG+D operands with a large offset when reload_in_progress is true.
25836 (floating_point_store_memory_operand): Likewise.
25838 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25841 * match.pd (nested int casts): Limit to GIMPLE.
25843 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
25846 * ipa-devirt.c (maybe_record_node): Fix comment; use
25847 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
25849 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25851 PR rtl-optimization/70542
25852 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
25853 if there are any uses other than insn or debug insns.
25855 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
25856 Jakub Jelinek <jakub@redhat.com>
25858 PR tree-optimization/70509
25859 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
25860 Shift HOST_WIDE_INT_1U instead of 1.
25862 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
25864 PR tree-optimization/70509
25865 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
25866 of the vector base type for index.
25868 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
25871 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
25873 2016-04-05 Richard Biener <rguenther@suse.de>
25875 PR tree-optimization/70526
25876 * tree-sra.c (build_ref_for_offset): Use prev_base to
25877 extract the alias pointer type.
25879 2016-04-05 Richard Biener <rguenther@suse.de>
25881 * dse.c (struct store_info): Remove alias_set member.
25882 (struct read_info_type): Likewise.
25883 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
25884 spill_deleted, clear_alias_set_lookup): Remove.
25885 (get_group_info): Remove dead base == NULL_RTX case.
25886 (dse_step0): Remove initialization of removed variables.
25887 (delete_dead_store_insn): Reomve alias set dumping.
25888 (free_read_records): Remove alias_set handling.
25889 (canon_address): Remove alias_set_out parameter.
25890 (record_store): Remove spill_alias_set, it's always zero.
25891 (check_mem_read_rtx): Likewise.
25892 (dse_step2): Rename from ...
25893 (dse_step2_nospill): ... this. Adjust.
25894 (scan_stores): Rename from ...
25895 (scan_stores_nospill): ... this.
25896 (scan_reads): Rename from ...
25897 (scan_reads_nospill): ... this.
25898 (scan_stores_spill, scan_reads_spill): Remove.
25899 (dse_step3_scan): Remove for_spills argument which is always false.
25900 (dse_step3): Likewise.
25901 (dse_step5): Rename from ...
25902 (dse_step5_nospill): ... this. Remove alias_set handling.
25903 (rest_of_handle_dse): Adjust.
25905 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25908 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
25909 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
25910 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
25911 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
25913 2016-04-05 Richard Biener <rguenther@suse.de>
25915 PR middle-end/70499
25916 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
25917 non-register type temporaries into SSA.
25919 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
25922 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
25923 calls when sanitizing.
25924 (possible_polymorphic_call_target_p): Fix formatting.
25926 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25927 Jakub Jelinek <jakub@redhat.com>
25929 PR middle-end/70457
25930 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
25931 to ensure a call statement is compatible with a built-in's
25933 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
25936 2016-04-04 Richard Biener <rguenther@suse.de>
25938 PR rtl-optimization/70484
25939 * rtl.h (canon_output_dependence): Declare.
25940 * alias.c (canon_output_dependence): New function.
25941 * dse.c (record_store): Use canon_output_dependence rather
25942 than canon_true_dependence.
25944 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25947 * cgraph.h (symtab_node::copy_visibility_from): New function.
25948 * symtab.c (symtab_node::copy_visibility_from): New function.
25949 * ipa-visibility.c (optimize_weakref): New function.
25950 (function_and_variable_visibility): Use it.
25952 2016-04-04 Martin Liska <mliska@suse.cz>
25955 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
25956 value that is really in range handled by SBR instruction.
25957 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
25958 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
25959 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
25961 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
25965 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
25966 set, but not for SP_REG operands.
25968 2016-04-02 Martin Sebor <msebor@redhat.com>
25971 * fold-const.c (maybe_nonzero_address): New function.
25972 (fold_comparison): Call it. Fold equality and relational
25973 expressions involving null pointers.
25974 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
25976 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
25978 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
25979 the "Y" constraint (scalar FP 0.0 immediate).
25981 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
25982 Add the "const_double" to the list of operand constraints.
25984 2016-04-01 Jakub Jelinek <jakub@redhat.com>
25986 PR rtl-optimization/70467
25987 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
25988 If low word of the last operand is 0, just emit addition/subtraction
25991 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25994 * config/s390/s390.c (s390_expand_insv): Check for everything
25995 constant instead of just VOIDmode stuff.
25997 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26000 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26002 2016-04-01 Nathan Sidwell <nathan@acm.org>
26004 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26006 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26008 PR rtl-optimization/70461
26009 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26012 2016-03-31 Martin Liska <mliska@suse.cz>
26015 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26016 a tree value or an immediate integer value to a buffer
26017 that is eventually copied to a BRIG section.
26018 (emit_immediate_operand): Call the function here.
26019 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26020 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26021 of class' fields that are removed.
26022 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26023 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26024 m_brig_repr_size fields.
26026 2016-03-31 Martin Liska <mliska@suse.cz>
26029 * hsa-gen.c (hsa_function_representation::update_dominance): New
26031 (convert_addr_to_flat_segment): Likewise.
26032 (gen_hsa_memory_set): New alignment argument.
26033 (gen_hsa_ctor_assignment): Likewise.
26034 (gen_hsa_insns_for_single_assignment): Provide alignment
26035 to gen_hsa_ctor_assignment.
26036 (gen_hsa_insns_for_direct_call): Add new argument.
26037 (expand_lhs_of_string_op): New function.
26038 (expand_string_operation_builtin): Likewise.
26039 (expand_memory_copy): New function.
26040 (expand_memory_set): New function.
26041 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26042 (convert_switch_statements): Change signature.
26043 (generate_hsa): Use a return value of the function.
26044 (pass_gen_hsail::execute): Do not call
26045 convert_switch_statements here.
26046 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26047 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26048 (hsa_function_representation::update_dominance): New function.
26050 2016-03-31 Martin Liska <mliska@suse.cz>
26053 * hsa-brig.c (emit_directive_variable): Emit alignment
26054 according to hsa_symbol::m_align.
26055 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26056 (dump_hsa_symbol): Dump alignment of HSA symbols.
26057 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26058 (gen_hsa_addr_with_align): New function.
26059 (hsa_bitmemref_alignment): Use newly added function.
26060 (gen_hsa_insns_for_load): Likewise.
26061 (gen_hsa_insns_for_store): Likewise.
26062 (gen_hsa_memory_copy): New argument added.
26063 (gen_hsa_insns_for_single_assignment): Respect
26064 alignment for assignments processed via gen_hsa_memory_copy.
26065 (gen_hsa_insns_for_direct_call): Likewise.
26066 (gen_hsa_insns_for_return): Likewise.
26067 (gen_function_def_parameters): Set default alignment.
26068 * hsa.c (hsa_object_alignment): New function.
26069 (hsa_byte_alignment): Pasted function.
26070 * hsa.h (hsa_symbol::m_align): New field.
26072 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26074 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26075 scratch field for goto case.
26077 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26079 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26081 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26084 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26085 (scalar_chain::convert_insn): Call convert_op for reg
26086 moves to handle undefined registers.
26088 2016-03-31 Nathan Sidwell <nathan@acm.org>
26091 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26092 Assert we don't want to move backwards.
26094 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26097 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26099 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26101 PR rtl-optimization/70460
26102 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26103 with operand from REG_LABEL_OPERAND, instead substitute
26104 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26105 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26107 2016-03-31 Martin Liska <mliska@suse.cz>
26109 * passes.c (execute_one_pass): Do not call
26110 todo_after for a discarded function.
26112 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26114 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26115 (no_cost, infinite_cost): Initialize the new field.
26116 (get_computation_cost_at): Record setup cost.
26117 (determine_use_iv_cost_address): Skip cost computation for sub
26118 uses if we can estimate it without losing accuracy.
26120 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26122 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26124 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26125 max_loop_iterations_int.
26126 (tree_unswitch_outer_loop): Likewise.
26127 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26128 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26130 2016-03-30 Richard Biener <rguenther@suse.de>
26132 PR middle-end/70450
26133 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26135 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26138 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26139 in gen_blendm expander.
26141 2016-03-30 Nick Clifton <nickc@redhat.com>
26144 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26145 case where we are already provided with an SImode SUBREG.
26147 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26150 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26151 conflict between DRAP register and __builtin_eh_return.
26153 2016-03-30 Michael Matz <matz@suse.de>
26154 Richard Biener <rguenther@suse.de>
26157 * ipa-polymorphic-call.c (struct type_change_info): Change
26158 speculative to an unsigned allowing to limit the work we do.
26159 (csftc_abort_walking_p): New inline function..
26160 (check_stmt_for_type_change): Limit the number of may-defs
26161 skipped for speculative devirtualization to
26162 max-speculative-devirt-maydefs.
26163 * params.def (max-speculative-devirt-maydefs): New param.
26164 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26166 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26169 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26172 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26174 PR tree-optimization/59124
26175 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26176 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26178 2016-03-29 Jeff Law <law@redhat.com>
26180 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26182 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26184 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26187 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26189 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26190 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26191 gcrt0.o if linking dynamically.
26193 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26196 * ipa-devirt.c (methods_equal_p): New function.
26197 (compare_virtual_tables): Use it.
26198 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26199 * cgraphclones.c (clone_function_name_1): Use
26200 symbol_table::symbol_suffix_separator.
26201 * coverage.c (build_var): Likewise.
26202 * symtab.c (symbol_table::symbol_suffix_separator): New.
26204 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26206 PR rtl-optimization/70429
26207 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26208 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26209 mode != result_mode.
26212 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26214 PR tree-optimization/70405
26215 * ssa-iterators.h (num_imm_uses): Add missing braces.
26217 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26219 PR rtl-optimization/68695
26220 * ira-color.c (allocno_copy_cost_saving): New.
26221 (improve_allocation): Use it.
26223 2016-03-29 Richard Henderson <rth@redhat.com>
26225 PR middle-end/70355
26226 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26228 2016-03-29 Richard Biener <rguenther@suse.de>
26230 PR middle-end/70424
26231 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26232 use alignment returned by get_pointer_alignment_1 if it is
26233 bigger than BITS_PER_UNIT.
26234 * builtins.c (get_pointer_alignment_1): Do not return true
26235 for alignment extracted from SSA info.
26237 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26239 * config/ft32/ft32.opt (mnodiv): New.
26240 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26241 * doc/invoke.texi (FT32 Options -mnodiv): New.
26243 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26246 * config/i386/i386.md (define_split, andn): Fix modes.
26248 2016-03-26 Richard Biener <rguenther@suse.de>
26249 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26252 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26254 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26255 as 2nd argument to cl_optimization_restore().
26257 2016-03-25 Richard Henderson <rth@redhat.com>
26260 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26261 * config/aarch64/aarch64-protos.h: Declare it.
26262 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26264 2016-03-25 Alan Modra <amodra@gmail.com>
26267 * config/rs6000/constraints.md (j): Simplify.
26268 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26270 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26271 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26272 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26273 in all constraint alternatives.
26274 (movtd_64bit_nodm): Delete "j" constraint alternative.
26276 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26278 * tree-ssa-propagate.c: Enhance docs for
26279 SSA_PROP_NOT_INTERESTING.
26281 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26283 * doc/extend.texi: Fix typo in documentation to pure attribute.
26285 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26288 * config/pa/pa.md (bswapdi2): Use a scratch register.
26290 2016-03-24 Richard Henderson <rth@redhat.com>
26292 PR middle-end/69845
26293 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26296 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26298 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26299 using ix86_expand_binary_operator instead of gen_andsi3.
26301 2016-03-24 Richard Biener <rguenther@suse.de>
26303 PR tree-optimization/70396
26304 * tree-vect-stmts.c (vectorizable_comparison): Use
26305 get_vectype_for_scalar_type.
26307 2016-03-24 Richard Biener <rguenther@suse.de>
26309 PR middle-end/70370
26310 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26311 with register bases.
26313 2016-03-24 Richard Biener <rguenther@suse.de>
26315 PR tree-optimization/70372
26316 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26317 build_all_ones_cst to also handle vector types correctly.
26319 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26322 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26325 2016-03-23 Marek Polacek <polacek@redhat.com>
26328 * doc/invoke.texi: Document -Wignored-attributes.
26330 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26332 PR tree-optimization/69042
26333 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26334 parameter from 30 to 40.
26336 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26338 PR tree-optimization/69042
26339 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26340 for use with constant offset stripped in base.
26342 2016-03-23 Richard Biener <rguenther@suse.de>
26344 PR middle-end/70251
26345 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26346 mode compatibility check.
26347 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26349 2016-03-23 Jeff Law <law@redhat.com>
26351 PR tree-optimization/64058
26352 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26354 (struct ssa_conflicts): Move up earlier in the file.
26355 (conflicts_, var_map_): New static variables.
26356 (initialize_conflict_count): New function to initialize the
26357 CONFLICT_COUNT field for each conflict pair.
26358 (compare_pairs): Lazily initialize the conflict count and use it
26359 as the first tie-breaker.
26360 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26361 and wipe conflicts_ and map_ around the call to qsort. Remove
26362 special case for 2 coalesce pairs.
26363 * bitmap.c (bitmap_count_unique_bits): New function.
26364 (bitmap_count_bits_in_word): New function, extracted from
26366 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26367 * bitmap.h (bitmap_count_unique_bits): Declare it.
26369 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26372 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26373 transparent alias chain for decl assembler name.
26374 * config/sol2.c (solaris_assemble_visibility): Likewise.
26376 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26378 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26380 (v10_fdivs): Likewise.
26381 (v10_fdivd): Likewise.
26383 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26386 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26387 to not call fclose twice on file.
26389 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26391 PR tree-optimization/70354
26392 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26393 oprnd0 is wider than oprnd1 and there is a cast from the wider
26394 type to oprnd1, mask it with the mask of the narrower type.
26397 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26398 Optimize TARGET_STV splitters, if high or low word of last argument
26401 2016-03-22 Jeff Law <law@redhat.com>
26404 tree-ssa-threadbackward.c
26405 (fsm_find_control_statement_thread_paths): Correctly distinguish
26406 between old style jump threads vs FSM jump threads.
26408 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26411 * config/i386/i386.c (scalar_chain::convert_op): Support
26412 uninitialized register usage case.
26414 2016-03-22 Richard Biener <rguenther@suse.de>
26416 PR middle-end/70251
26417 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26419 (capture::gen_transform): ... to change behavior when substituting
26420 a condition into cond or not-cond expr context.
26421 (dt_simplify::gen_1): Adjust.
26422 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26423 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26424 last change and instead change to
26425 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26426 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26428 2016-03-22 Anthony Green <green@moxielogic.com>
26430 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26431 issue for moxiebox targets.
26432 (CC1PLUS_SPEC): Ditto.
26434 2016-03-22 Richard Biener <rguenther@suse.de>
26436 PR middle-end/70333
26437 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26440 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26442 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26444 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26447 * config/i386/i386.c (def_builtin): Handle
26448 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26450 (const struct builtin_description bdesc_special_args[]):
26451 Remove duplicate ISA bits.
26453 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26456 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26457 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26458 in a way that works also for AVX512BW.
26461 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26462 instead of source if operands[1] is xmm16 and above and
26463 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26464 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26467 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26468 on assign if (*from_p) is a comparison, set it to
26469 TREE_NO_WARNING (*from_p).
26471 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26473 PR middle-end/70326
26474 * lra.c (restore_scratches): Ignore deleted insns.
26476 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26477 Jakub Jelinek <jakub@redhat.com>
26479 PR tree-optimization/70317
26480 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26483 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26486 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26487 of ix86_expand_move.
26489 (movti): Use general_operand for operand 1 predicate.
26491 2016-03-21 Martin Liska <mliska@suse.cz>
26493 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26495 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26497 2016-03-21 Martin Liska <mliska@suse.cz>
26500 * ipa-icf.c (sem_function::parse): Skip static
26501 constructors and destructors.
26503 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26506 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26507 function-like macro, peek following token(s) if it is followed
26508 by CPP_OPEN_PAREN token with optional padding in between, and
26509 if not, don't treat it like a macro.
26511 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26512 Alexander Monakov <amonakov@ispras.ru>
26514 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26515 for the stabs debug format.
26517 2016-03-21 Richard Biener <rguenther@suse.de>
26519 PR tree-optimization/70310
26520 * tree-vect-generic.c (expand_vector_condition): Fold the built
26523 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26526 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26527 Block third alternative for AVX-512VL target,
26529 2016-03-21 Martin Liska <mliska@suse.cz>
26532 * hsa-brig.c (emit_function_directives): Mark unemitted
26533 global variables for emission.
26534 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26535 (get_symbol_for_decl): Likewise.
26536 * hsa.h (struct hsa_symbol): New flag.
26538 2016-03-21 Richard Biener <rguenther@suse.de>
26540 PR tree-optimization/70288
26541 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26542 we do not estimate unsimplified all-constant conditionals or
26543 switches as optimized away.
26545 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26547 PR rtl-optimization/69102
26548 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26549 when we have a readonly dependency context.
26551 2016-03-18 Jeff Law <law@redhat.com>
26553 PR rtl-optimization/70263
26554 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26555 (update_equiv_regs): When trying to move a store to after the insn
26556 that sets the source of the store, make sure the store occurs after
26557 the insn that sets the source of the store. When successful note
26558 the REG_EQUIV note created in the dump file.
26560 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26561 Bernd Schmidt <bschmidt@redhat.com>
26563 * doc/extend.texi: Document more potential problems with basic asms.
26565 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26567 PR rtl-optimization/70278
26568 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26571 2016-03-18 Jason Merrill <jason@redhat.com>
26573 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26575 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
26577 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
26578 values to 128b regs.
26580 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26582 PR tree-optimization/70252
26583 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
26584 boolean vector has a proper number of elements.
26585 (supportable_narrowing_operation): Likewise.
26587 2016-03-18 Tom de Vries <tom@codesourcery.com>
26590 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
26592 2016-03-18 Jakub Jelinek <jakub@redhat.com>
26594 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
26595 instead of replace_rtx for DEBUG_INSNs.
26597 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26599 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26600 load type reservations.
26602 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26605 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26606 define_constraint for "Q" and "T" constraints.
26608 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26610 Tweak the pipeline model for Exynos M1
26612 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26615 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26618 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26619 where one or both locations aren't within a line_map.
26621 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26624 * opts.c (finish_options): Don't set flag_pie to the default if
26625 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26628 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26630 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26631 true as ALL_REGS argument to replace_rtx.
26633 2016-03-17 Richard Biener <rguenther@suse.de>
26636 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26639 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26642 * rtl.h (replace_rtx): Add ALL_REGS argument.
26643 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26644 equality and assert mode is the same, instead of just rtx pointer
26646 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26647 true as ALL_REGS argument to replace_rtx.
26649 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26651 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26652 for boolean vector with vector mode only.
26653 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26655 2016-03-17 Nick Clifton <nickc@redhat.com>
26658 * config/rx/rx.c (rx_print_integer): Print negative constants in
26661 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26664 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26666 2016-03-16 Richard Henderson <rth@redhat.com>
26667 Richard Biener <rguenth@suse.de>
26669 PR middle-end/70240
26670 PR middle-end/68215
26672 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26673 first operand as is_gimple_condexpr.
26675 PR middle-end/70240
26676 PR middle-end/68215
26678 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26679 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26680 Do not gimplify the result.
26681 (do_unop): Adjust call to tree_vec_extract.
26682 (do_binop): Likewise.
26683 (do_compare): Likewise.
26684 (do_plus_minus): Likewise.
26685 (do_negate): Likewise.
26686 (expand_vector_condition): Likewise.
26687 (do_cond): Likewise.
26689 2016-03-16 Richard Henderson <rth@redhat.com>
26692 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26693 (aarch64_classify_address): Use it.
26694 (aarch64_legitimize_address): Force all subexpressions of PLUS
26695 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26697 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26698 Richard Biener <rguenth@suse.de>
26701 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26702 return to even if only REGNO is equal, and assert
26705 2016-03-11 Jeff Law <law@redhat.com>
26707 PR rtl-optimization/70224
26708 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26710 2016-03-16 Richard Henderson <rth@redhat.com>
26712 PR middle-end/70199
26713 * function.h (struct function): Add has_forced_label_in_static.
26714 * gimplify.c (force_labels_r): Set it.
26715 * lto-streamer-in.c (input_struct_function_base): Read it.
26716 * lto-streamer-out.c (output_struct_function_base): Write it.
26717 * tree-inline.c (has_label_address_in_static_1): Remove.
26718 (copy_forbidden): Remove fndecl parameter; test
26719 has_forced_label_in_static.
26720 (inline_forbidden_p): Update call to copy_forbidden.
26721 (tree_versionable_function_p): Likewise.
26722 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26723 (chkp_versioning): Likewise.
26724 * tree-inline.h (copy_forbidden): Update decl.
26726 2016-03-16 Marek Polacek <polacek@redhat.com>
26729 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26730 function being thunked if the result type doesn't have fixed size.
26731 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26732 doesn't have fixed size.
26734 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26736 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26737 reporting malformed loop nest.
26739 2016-03-16 Tom de Vries <tom@codesourcery.com>
26742 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26743 nodes.length () == 1 test to before first nodes[0] access.
26745 2016-03-16 Tom de Vries <tom@codesourcery.com>
26747 PR tree-optimization/68715
26748 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26749 single_pred_p test.
26751 2016-03-16 Tom de Vries <tom@codesourcery.com>
26753 PR tree-optimization/68809
26754 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26757 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26758 Sandra Loosemore <sandra@codesourcery.com>
26760 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26761 on leaf attribute. Mention ELF interposition problems.
26763 2016-03-16 Alan Modra <amodra@gmail.com>
26765 PR rtl-optimization/69195
26766 PR rtl-optimization/47992
26767 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26770 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26773 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26775 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26777 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26779 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26781 PR rtl-optimization/70222
26782 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26783 optimization if mode is different from result_mode, queue up masking
26784 of the result in outer_op. Formatting fix.
26786 PR middle-end/70239
26787 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26790 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26792 PR rtl-optimization/69032
26793 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26794 looping backwards over basic block insns.
26796 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26799 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26800 to non-speculative when propagating trap bits.
26802 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26804 PR rtl-optimization/63384
26805 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26806 DEBUG_INSN_P insns.
26808 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26811 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26812 factored out from ...
26813 (sched_analyze_insn): ... here.
26814 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26815 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26816 get_implicit_reg_pending_clobbers in it.
26817 (setup_id_reg_sets): Use setup_id_implicit_regs.
26818 (deps_init_id): Ditto.
26820 2016-03-15 Tom de Vries <tom@codesourcery.com>
26823 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26825 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26826 execute_function_dump.
26827 (execute_one_pass): Don't dump function if it will be dumped after ipa
26830 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26832 * genrecog.c (match_pattern_2): If pred is NULL don't call
26833 safe_predicate_mode on it.
26835 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26837 PR middle-end/70219
26838 * lra-constraints.c (delete_move_and_clobber): Change assertion
26839 to also allow dregno == 0.
26841 2016-03-14 Richard Henderson <rth@redhat.com>
26844 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
26845 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
26846 (reassociate_bb): Use optimize_vec_cond_expr; avoid
26847 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
26850 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
26853 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
26855 (lra_create_live_ranges_1): initialize hard register biggest_mode to
26857 * lra-constraints.c (split_reg): For hard regs, try to find the
26858 biggest single-register mode used in the function.
26860 2016-03-14 Richard Biener <rguenther@suse.de>
26862 PR tree-optimization/56365
26863 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
26864 constants to compare against.
26866 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
26869 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
26870 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
26871 (define_split for the GPR case): Use int_reg_operand instead of
26872 gpc_reg_operand for the output.
26874 2016-03-14 Tom de Vries <tom@codesourcery.com>
26876 PR tree-optimization/70045
26877 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
26878 create_empty_if_region_on_edge argument.
26880 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
26882 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
26883 (STACK_CHECK_PROTECT): Likewise.
26884 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26885 (STACK_CHECK_PROTECT): Likewise.
26886 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26887 (STACK_CHECK_PROTECT): Likewise.
26888 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
26889 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
26890 (STACK_CHECK_PROTECT): Likewise.
26892 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
26894 PR rtl-optimization/69307
26895 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
26896 registers in modes that span more than one register.
26898 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
26901 * lra-constraints.c (delete_move_and_clobber): New.
26902 (remove_inheritance_pseudos): Use it.
26904 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
26907 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
26908 the libcall is LCT_THROW.
26909 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
26910 for the checking routine.
26912 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26915 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
26916 optimization if we have direct move.
26917 (roundu32<mode>2_fprs): Likewise.
26919 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
26922 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
26924 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
26925 Arguments swapped. All callers changed. Take reg_renumber into
26926 account, and Calculate and compare register ranges for hard regs.
26928 2016-03-11 Jeff Law <law@redhat.com>
26930 PR tree-optimization/70190
26931 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26932 Handle cases where we can not extract the taken edge, even though we
26933 found a constant value.
26935 PR tree-optimization/64058
26936 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
26937 (num_coalesce_pairs): Move up earlier in file.
26938 (find_coalesce_pair): Initialize the INDEX field for each pair
26940 (compare_pairs): No longer sort on the elements in each pair.
26941 Instead break ties with the index of the coalesce pair.
26943 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26946 * config/aarch64/aarch64-protos.h
26947 (aarch64_save_restore_target_globals): New prototype.
26948 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
26949 Call the above when popping pragma.
26950 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
26952 (aarch64_set_current_function): Rewrite using the above.
26954 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26956 PR tree-optimization/70177
26957 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
26958 (extract_ops_from_tree): ... this. In the 2 argument
26959 overload remove _1 suffix.
26960 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
26961 (extract_ops_from_tree): ... this.
26962 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
26964 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
26965 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
26966 extract_ops_from_tree instead of 2 operand one.
26968 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
26970 PR tree-optimization/70013
26971 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
26972 for constant-pool entries.
26974 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26976 PR rtl-optimization/70174
26977 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
26978 followed by gen_lowpart on force_reg instead of just gen_lowpart.
26980 PR tree-optimization/70169
26981 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
26982 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
26985 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26986 Jakub Jelinek <jakub@redhat.com>
26989 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
26990 of uninitialized values.
26992 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26994 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
26996 ("*trunctddd2"): New pattern definition.
26997 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27000 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27002 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27003 definitions for BFP and DFP rounding modes.
27004 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27005 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27006 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27007 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27010 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27012 * config/s390/constraints.md: Adjust comment.
27013 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27014 s390_decompose_addrstyle_without_index.
27015 * config/s390/predicates.md (shift_count_or_setmem_operand):
27016 Rename to setmem_operand.
27017 * config/s390/s390-protos.h
27018 (s390_decompose_shift_count): Rename to
27019 s390_decompose_addrstyle_without_index.
27020 * config/s390/s390.c (s390_decompose_shift_count)
27021 (s390_mem_constraint, print_shift_count_operand)
27022 (print_operand_address, print_operand): Rename
27023 s390_decompose_shift_count to
27024 s390_decompose_addrstyle_without_index and rename
27025 print_shift_count_operand to print_addrstyle_operand troughout the
27027 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27028 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27029 Rename shift_count_or_setmem_operand to setmem_operand.
27030 * config/s390/vx-builtins.md ("vec_insert<mode>")
27031 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27034 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27037 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27038 Handle overlapping retval and newval.
27040 2016-03-10 Nick Clifton <nickc@redhat.com>
27043 * config/aarch64/aarch64.c
27044 (aarch64_override_options_after_change_1): When forcing
27045 flag_omit_frame_pointer to be true, use a special value that can
27046 be detected if this function is called again, thus preventing
27047 flag_omit_leaf_frame_pointer from being forced to be false.
27049 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27051 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27052 Set x_flag_omit_leaf_frame_pointer when handling
27053 -momit-leaf-frame-pointer.
27055 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27058 * cgraph.c (cgraph_node::dump): Dump split_part and
27059 indirect_call_target.
27060 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27061 * ipa.c (has_addr_references_p): Cleanup.
27062 (is_indirect_call_target_p): New.
27063 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27064 called indirectly as local.
27065 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27067 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27070 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27071 on cxa_pure_virtual.
27073 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27076 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27078 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27081 * tree.c (need_assembler_name_p): Only record main variant type names.
27083 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27086 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27087 Always define to 0 or 1.
27088 (TARGET_FIX_ERR_A53_843419): New macro.
27089 * config/aarch64/aarch64-elf-raw.h
27090 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27091 * config/aarch64/aarch64-linux.h: Likewise.
27092 * config/aarch64/aarch64.c
27093 (aarch64_override_options_after_change_1): Do not default
27094 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27096 (aarch64_attributes): Handle fix-cortex-a53-843419.
27097 (aarch64_can_inline_p): Likewise.
27098 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27100 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27101 Jakub Jelinek <jakub@redhat.com>
27103 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27104 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27105 DECL_COMMONS if flag_unconstrained_commons is set.
27106 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27107 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27108 (funconstrained-commons): Document.
27110 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27112 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27113 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27115 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27117 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27118 has a proper number of elements.
27120 2016-03-10 Alan Modra <amodra@gmail.com>
27122 PR rtl-optimization/69195
27123 PR rtl-optimization/47992
27124 * ira.c (recorded_label_ref): Delete.
27125 (update_equiv_regs): Return void.
27126 (indirect_jump_optimize): New function.
27127 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27128 before regstat_compute_ri. Don't rebuild_jump_labels here.
27129 Delete update_regstat.
27131 2016-03-10 Richard Biener <rguenther@suse.de>
27133 PR tree-optimization/70128
27134 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27135 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27137 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27139 PR tree-optimization/70152
27140 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27141 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27144 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27145 instead of gen_sse2_loadlpd.
27146 * config/i386/sse.md (*vec_concatv2df): Rename to...
27147 (vec_concatv2df): ... this.
27149 PR tree-optimization/70127
27150 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27152 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27156 * diagnostic-show-locus.c (compatible_locations_p): New function.
27157 (layout::layout): Sanitize ranges using compatible_locations_p.
27159 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27163 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27164 location_range param with three const expanded_locations * and a
27166 (layout::layout): Replace call to
27167 rich_location::lazily_expand_location with get_expanded_location.
27168 Extract the range and perform location expansion here, passing
27169 the results to the layout_range ctor.
27170 * diagnostic.c (source_range::debug): Delete.
27171 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27172 of rich_location::get_expanded_location.
27173 * gcc-rich-location.c (get_range_for_expr): Delete.
27174 (gcc_rich_location::add_expr): Reimplement to avoid the
27175 rich_location::add_range overload that took a location_range,
27176 passing a location_t instead.
27178 2016-03-09 Richard Biener <rguenther@suse.de>
27179 Jakub Jelinek <jakub@redhat.com>
27181 PR tree-optimization/70138
27182 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27183 Also skip vect_double_reduction_def.
27185 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27188 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27189 if the operand is "m".
27191 2016-03-09 Nathan Sidwell <nathan@acm.org>
27193 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27195 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27197 * config/i386/i386.c (processor_target_table): Fix cost table
27198 intialization order for znver1.
27200 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27202 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27203 - becuase -> because.
27204 * ipa-reference.c (ignore_module_statics): Likewise.
27205 * cgraph.c (cgraph_node::get_body): Likewise.
27206 * ipa-inline.c (early_inliner): Likewise.
27207 * ipa-devirt.c (types_same_for_odr): Likewise.
27208 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27209 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27211 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27213 * tree-ssa-math-opts.c: Fix typo in comment.
27215 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27218 * config/i386/i386.c (scalar_chain::make_vector_copies,
27219 scalar_chain::convert_reg): Call end_sequence in between
27220 get_insns and emit_conversion_insns rather than after both
27223 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27226 * config/i386/i386.h (machine_function): Add
27227 pc_thunk_call_expanded flag.
27228 (ix86_pc_thunk_call_expanded): New define.
27229 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27230 (*set_got): Rename insn pattern from set_got.
27231 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27232 * config/i386/i386.c (ix86_compute_frame_layout): Use
27233 ix86_pc_thunk_call_expanded to prevent red-zone.
27235 2016-03-07 Martin Jambor <mjambor@suse.cz>
27237 * hsa.h (hsa_get_ctor_statements): Declare.
27238 (hsa_get_dtor_statements): Likewise.
27239 (hsa_get_kernel_dispatch_type): Likewise.
27240 * hsa.c (hsa_get_ctor_statements): New function.
27241 (hsa_get_dtor_statements): Likewise.
27242 (hsa_get_kernel_dispatch_type): Likewise.
27243 * hsa-brig.c (hsa_cdtor_statements): Removed.
27244 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27245 hsa_get_dtor_statements.
27246 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27247 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27249 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27251 * config/arm/arm-cores.def (cortex-r8): New.
27252 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27253 * config/arm/arm-tune.md: Likewise.
27254 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27256 2016-03-07 Martin Sebor <msebor@redhat.com>
27258 PR rtl-optimization/19705
27259 * doc/invoke.texi (Options That Control Optimization): Clarify
27260 -fno-branch-count-reg.
27262 2016-02-26 Richard Biener <rguenther@suse.de>
27263 Jeff Law <law@redhat.com>
27265 PR tree-optimization/69740
27266 * cfghooks.c (remove_edge): Request loop fixups if we delete
27267 an edge that might turn an irreducible loop into a natural
27269 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27270 Move after definition of loops_state_clear.
27272 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27274 PR rtl-optimization/69052
27275 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27278 2016-03-07 Tom de Vries <tom@codesourcery.com>
27280 PR tree-optimization/70116
27281 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27282 is_tm_ending stmts and ubsan/asan internal functions.
27283 (find_duplicate): Use it. Don't test is_tm_ending here.
27285 2016-03-07 Richard Biener <rguenther@suse.de>
27287 PR tree-optimization/70115
27288 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27289 (propagate_constants_for_unrolling): Use replace_uses_by.
27291 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27293 PR middle-end/69916
27294 * omp-low.c (struct oacc_loop): Add ifns.
27295 (new_oacc_loop_raw): Initialize it.
27296 (finish_oacc_loop): Clear mask & flags if no ifns.
27297 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27298 (oacc_loop_xform_loop): Add ifns arg & adjust.
27299 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27301 2016-03-07 Richard Henderson <rth@redhat.com>
27304 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27305 (insert_value_copy_on_edge): Likewise.
27307 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27309 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27311 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27314 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27316 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27318 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27320 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27322 Fix sseimul type attribute.
27323 * config/i386/znver1.md
27324 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27325 znver1_sseimul_avx256_load) : Fix the type attribute.
27326 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27327 pipe usage and latency.
27329 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27332 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27333 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27336 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27339 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27341 PR rtl-optimization/69941
27342 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27343 the reg share its mode.
27345 2016-03-04 Jeff Law <law@redhat.com>
27347 PR tree-optimization/69196
27348 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27349 If the both SSA_NAMEs are anonymous, then consider them unassociated
27350 and include the PHI in the statement count.
27352 2016-03-05 Tom de Vries <tom@codesourcery.com>
27354 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27355 construct in oacc routine. Check for oacc region in oacc routine.
27357 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27360 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27361 2016-02-22 changes, instead don't recurse if RECUR is already true.
27362 Don't change *dynamic_check if RECUR. Adjust recursive caller
27363 to pass true to the new argument.
27364 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27367 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27368 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27370 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27372 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27374 PR rtl-optimization/57676
27375 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27376 with flag_checking.
27378 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27380 * tree-vect-patterns.c (search_type_for_mask): Handle
27381 comparison of booleans.
27383 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27385 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27389 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27390 all other ops that have dw_val_class_die_ref operands,
27391 and DW_OP_GNU_entry_value.
27393 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27395 PR rtl-optimization/69904
27396 * config/arm/arm.c (arm_cannot_copy_insn_p):
27397 Return true for load-exclusive instructions.
27399 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27402 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27403 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27404 the pattern no matter if it is used just by non-pattern, pattern
27406 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27407 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27408 oprnd1 def_stmt is in pattern, don't look through it.
27410 2016-03-03 Marek Polacek <polacek@redhat.com>
27412 PR middle-end/70050
27413 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27415 2016-03-03 Martin Liska <mliska@suse.cz>
27417 PR tree-optimization/70043
27418 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27419 previous statement if we see a debug statement.
27421 2016-03-03 Richard Biener <rguenther@suse.de>
27423 PR tree-optimization/55936
27424 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27425 parameter and guard unsafe equivalence use.
27426 (vrp_evaluate_conditional_warnv_with_ops): Always use
27427 safe equivalences but not via the quadratic compare_names
27430 2016-03-03 Michael Collison <michael.collison@linaro.org>
27433 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27434 for operand 1 to s_register_operand. Change predicate for operand
27435 2 to arm_not_immediate_operand.
27437 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27439 * doc/tm.texi: Regenerated.
27441 2016-03-02 Richard Henderson <rth@redhat.com>
27444 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27445 simplification when all args are positive non-fixed registers.
27447 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27449 * target.def (lra_p): Specify that new ports should use LRA.
27451 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27454 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27455 gimplify_type_sizes the type they refer to.
27456 (omp_notice_variable): Handle reference vars to VLAs.
27457 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27458 reference to VLA decls in the second pass instead of first pass.
27460 2016-03-02 Tom de Vries <tom@codesourcery.com>
27462 PR tree-optimization/68659
27463 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27464 new_expr == NULL_TREE.
27465 (get_new_name): Handle ADDR_EXPR.
27467 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27469 PR rtl-optimization/69052
27470 * loop-invariant.c (canonicalize_address): New function.
27471 (inv_can_prop_to_addr_use): Check validity of address expression
27472 which is canonicalized by above function.
27474 2016-03-02 Alan Modra <amodra@gmail.com>
27477 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27480 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27483 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27484 (*movhi_internal): Put mask moves from and to memory separately
27485 from moves from/to GPRs.
27487 2016-03-02 Richard Biener <rguenther@suse.de>
27489 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27490 GENERIC expressions in GIMPLE.
27492 2016-03-02 Richard Biener <rguenther@suse.de>
27494 * config/i386/i386.c (type_natural_mode): Fix typo.
27496 2016-03-02 Nick Clifton <nickc@redhat.com>
27498 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27500 2016-03-02 Richard Biener <rguenther@suse.de>
27501 Uros Bizjak <ubizjak@gmail.com>
27504 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27506 2016-03-02 Richard Biener <rguenther@suse.de>
27508 PR middle-end/67278
27509 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27511 2016-03-02 Marek Polacek <polacek@redhat.com>
27514 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27515 "is promoted to" warning.
27517 2016-03-01 DJ Delorie <dj@redhat.com>
27519 * config.gcc: Deprecate mep-*.
27521 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27523 PR middle-end/70025
27524 * lra-constraints.c (regno_val_use_in): New.
27525 (match_reload): Use it instead of regno_use_in.
27527 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27529 PR rtl-optimization/70007
27530 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27531 references present in REG_EQUAL notes attached to non-SET patterns.
27533 2016-03-01 Jeff Law <law@redhat.com>
27535 PR tree-optimization/69196
27536 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27537 Appropriately clamp the number of statements to copy when the
27538 thread path does not traverse a loop backedge.
27540 PR tree-optimization/69196
27541 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27542 Do count some PHIs in the thread path against the insn count. Decrease
27543 final statement count by one as the control statement in the last
27544 block will get removed. Remove special cased code for handling PHIs
27547 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27550 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27551 asm dialect alternatives to explicit GOTPCREL calls.
27553 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27556 * ira.c (do_reload): Issue warning for generic stack checking here...
27557 * reload1.c (reload): ...instead of here and streamline it.
27559 2016-03-01 Nick Clifton <nickc@redhat.com>
27561 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27563 2016-03-01 Richard Biener <rguenther@suse.de>
27565 PR tree-optimization/69983
27566 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27567 types and fall back to operand_equal_p.
27569 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27572 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27574 * config/s390/constraints.md ("jm8"): New constraint.
27575 * config/s390/predicates.md ("const_int_8bitset_operand"): New
27577 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
27579 ("*setmem_long<setmem_and>"): New pattern.
27580 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
27582 ("*setmem_long_31z<setmem_and>"): New pattern.
27583 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
27584 New substitution rules with the required attributes.
27587 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27590 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27592 * gensupport.c (process_substs_on_one_elem): Split loop to
27593 complete mark_operands_used_in_match_dup on all expressions in the
27595 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27596 and remove function.
27598 2016-03-01 Richard Biener <rguenther@suse.de>
27600 PR middle-end/70022
27601 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27602 vector BIT_FIELD_REF extract.
27604 2016-03-01 Richard Biener <rguenther@suse.de>
27606 PR tree-optimization/69994
27607 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27609 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27611 PR tree-optimization/69956
27612 * tree-vect-stmts.c (supportable_widening_operation): Support
27613 multi-step conversion of boolean vectors.
27614 (supportable_narrowing_operation): Likewise.
27616 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27618 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27621 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27623 * config/s390/subst.md (DSI_VI): New mode iterator.
27624 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27625 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27626 the insn definition.
27627 ("*vec_set<mode>"): Change predicate and add alternative to
27628 support only either register or const_int operands as element
27630 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27632 ("vec_extract<mode>"): New expander.
27633 ("*vec_extract<mode>"): New insn definition supporting reg and
27634 const_int element selectors.
27635 ("*vec_extract<mode>_plus"): New insn definition supporting
27636 reg+const_int element selectors.
27637 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27638 following expander+insn definition.
27639 ("<vec_shifts_name><mode>3"): New expander.
27640 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27642 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27644 * config/s390/s390.md ("*tabort_1"): Change predicate to
27645 nonmemory_operand. Add a second alternative to cover
27646 register as well as const int operands.
27647 ("*tabort_1_plus"): New pattern definition.
27649 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27651 * config/s390/s390.md ("*ashrdi3_cc_31")
27652 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27653 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27654 Merge insn definitions into ...
27655 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27656 New pattern definition.
27657 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27658 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27659 ("*ashr<mode>3_and"): Merge insn definitions into ...
27660 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27661 New pattern definition.
27662 * config/s390/subst.md ("addr_style_op_cc_subst")
27663 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27664 substitutions patterns plus attributes.
27665 Add ashiftrt to SUBST iterator.
27667 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27669 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27670 op2 to nonmemory_operand.
27671 ("*<shift>di3_31", "*<shift>di3_31_and"):
27672 Merge into single pattern definition ...
27673 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27674 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27675 pattern definition ...
27676 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27677 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27680 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27682 * config/s390/predicates.md (const_int_6bitset_operand): New
27684 * config/s390/s390.md: Include subst.md.
27685 ("rotl<mode>3"): New expander.
27686 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27688 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27689 * config/s390/subst.md: New file.
27691 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27693 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27694 Remove RRR type. It doesn't really exist.
27695 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27697 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27698 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27699 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27700 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27701 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27702 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27703 `enabled' attribute.
27705 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27707 * gensupport.c (process_substs_on_one_elem): Split loop to
27708 complete mark_operands_used_in_match_dup on all expressions in the
27710 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27711 and remove function.
27713 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27716 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27717 (CEIL_NWORDS): ...this. Use CEIL macro.
27718 (compute_fp_layout): Adjust to above renaming.
27719 (function_arg_union_value): Likewise.
27720 (sparc_arg_partial_bytes): Likewise.
27721 (sparc_function_arg_advance): Likewise.
27723 2016-02-29 Jeff Law <law@redhat.com>
27725 PR tree-optimization/70005
27726 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27727 where an object with a boolean range is compared against a value
27730 PR tree-optimization/69999
27731 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27732 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27735 2016-02-29 Richard Biener <rguenther@suse.de>
27737 PR tree-optimization/69994
27738 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27739 (get_unary_op): Look through nop conversions.
27740 (ops_equal_values_p): New function, look for equality diregarding
27742 (eliminate_plus_minus_pair): Use ops_equal_values_p
27743 (repropagate_negates): Do not use get_unary_op here.
27745 2016-02-29 Martin Liska <mliska@suse.cz>
27747 * system.h: Poison ENABLE_CHECKING macro.
27749 2016-02-29 Martin Liska <mliska@suse.cz>
27751 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27752 is presented in dump flags.
27753 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27754 (hsa_regalloc): Likewise.
27756 2016-02-19 Richard Biener <rguenther@suse.de>
27758 PR tree-optimization/69980
27759 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27760 permutation of those we need to keep.
27762 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27765 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27766 (NWORDS_UP): ...this
27767 (init_cumulative_args): Minor tweaks.
27768 (sparc_promote_function_mode): Likewise.
27769 (scan_record_type): Delete.
27770 (traverse_record_type): New function template.
27771 (classify_data_t): New structure type.
27772 (classify_registers): New inline function.
27773 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27774 exhausted. Instantiate traverse_record_type on classify_registers and
27775 deal with the case of a structure passed in slot #15 with no FP field
27777 (assign_data_t): New structure type.
27778 (compute_int_layout): New static function.
27779 (compute_fp_layout): Likewise.
27780 (count_registers): New inline function.
27781 (assign_int_registers): New static function.
27782 (assign_fp_registers): Likewise.
27783 (assign_registers): New inline function.
27784 (function_arg_record_value_1): Delete.
27785 (function_arg_record_value_2): Likewise.
27786 (function_arg_record_value_3): Likewise.
27787 (function_arg_record_value): Adjust to above changes. Instantiate
27788 traverse_record_type on count_registers to first count the number of
27789 registers to be used and then on assign_registers to assign them.
27790 (function_arg_union_value): Adjust to above renaming.
27791 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27792 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27793 case of a structure passed in slot #15
27794 (sparc_function_arg_advance): Likewise.
27795 (function_arg_padding): Minor tweak.
27797 2016-02-29 Richard Biener <rguenther@suse.de>
27799 PR tree-optimization/69720
27800 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27801 the adjustment_def path for possibly vectorized defs.
27802 (vect_create_epilog_for_reduction): Handle vectorized initial
27805 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27807 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27809 2016-02-27 Jeff Law <law@redhat.com>
27812 2016-02-26 Richard Biener <rguenther@suse.de>
27813 Jeff Law <law@redhat.com>
27815 PR tree-optimization/69740
27816 * cfghooks.c (remove_edge): Request loop fixups if we delete
27817 an edge that might turn an irreducible loop into a natural
27820 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27822 PR rtl-optimization/69896
27823 * tree-vect-generic.c (get_compute_type): Avoid single element
27826 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27828 Rename the AArch64 tuning option and related functions to enable the
27829 Newton series for the reciprocal square root to reflect its
27830 approximative characteristic.
27832 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27833 function to "aarch64_emit_approx_rsqrt".
27834 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27835 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27836 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27837 (xgene1_tunings): Likewise.
27838 (use_rsqrt_p): Likewise.
27839 (aarch64_emit_swrsqrt): Use new function name.
27840 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
27841 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
27842 text explaining this option.
27843 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
27845 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27848 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
27849 complain about -mallow-movmisalign without -mvsx if
27850 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
27852 2016-02-26 Joel Sherrill <joel@rtems.org>
27854 * config.gcc: Add x86_64-*-rtems*.
27855 * config/i386/rtems-64.h: New file.
27857 2016-02-26 Joel Sherrill <joel@rtems.org>
27859 * config.gcc: Add aarch64-*-rtems*.
27860 * config/aarch64/rtems.h: New file.
27862 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
27865 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
27866 shift amount using %h. Add comment.
27868 2016-02-26 Richard Biener <rguenther@suse.de>
27869 Jeff Law <law@redhat.com>
27871 PR tree-optimization/69740
27872 * cfghooks.c (remove_edge): Request loop fixups if we delete
27873 an edge that might turn an irreducible loop into a natural
27876 2016-02-26 Martin Jambor <mjambor@suse.cz>
27878 PR middle-end/69920
27879 * tree-sra.c (sra_modify_assign): Do not remove loads of
27880 uninitialized aggregates to SSA_NAMEs.
27882 2016-02-26 Richard Henderson <rth@redhat.com>
27885 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
27886 pseudo in case the target rtx matches the source of the left
27889 2016-02-26 Martin Jambor <mjambor@suse.cz>
27892 * hsa.h (hsa_type_packed_p): Declare.
27893 * hsa.c (hsa_type_packed_p): New function.
27894 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
27896 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
27897 * hsa-brig.c (emit_basic_insn): Likewise.
27899 2016-02-26 Martin Jambor <mjambor@suse.cz>
27902 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
27904 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
27906 2016-02-26 Martin Jambor <mjambor@suse.cz>
27908 * hsa.h (is_a_helper): New overload for hsa_op_immed for
27909 hsa_op_with_type operands.
27910 (hsa_unsigned_type_for_type): Declare.
27911 * hsa.c (hsa_unsigned_type_for_type): New function.
27912 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
27913 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
27914 the finalizer. Do not emit extra move.
27916 2016-02-26 Martin Jambor <mjambor@suse.cz>
27918 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
27919 atomic operations in private segment.
27921 2016-02-26 Martin Jambor <mjambor@suse.cz>
27923 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
27924 statements to wi->info. Also disallow omp simd constructs.
27925 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
27926 for not gridifying. Dump special string for omp_for.
27928 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27931 * config/aarch64/aarch64.c (aarch64_set_current_function):
27932 Save/restore target globals when switching to
27933 target_option_default_node.
27935 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27938 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
27939 Return 0 if !SHIFT_COUNT_TRUNCATED.
27941 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27942 Eric Botcazou <ebotcazou@adacore.com>
27944 PR rtl-optimization/69891
27945 * dse.c (scan_insn): If we can't figure out memset arguments
27946 or they are non-constant, call clear_rhs_from_active_local_stores.
27948 2016-02-26 Martin Liska <mliska@suse.cz>
27950 * doc/extend.texi: Mention clog10, clog10f an clog10l
27951 in Builtins section.
27953 2016-02-26 Martin Liska <mliska@suse.cz>
27955 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
27957 (resolve_args_picking_1): Likewise.
27958 * dwarf2out.h (struct GTY): Likewise.
27960 2016-02-26 Martin Liska <mliska@suse.cz>
27962 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
27963 with flag_checking.
27964 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27966 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
27967 Martin Liska <mliska@suse.cz>
27969 * doc/install.texi: Mention --enable-valgrind-annotations.
27971 2016-02-26 Richard Biener <rguenther@suse.de>
27973 PR tree-optimization/69551
27974 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
27975 looking through aliases adjust DECL_PT_UID to refer to the
27976 ultimate alias target.
27978 2016-02-25 Martin Liska <mliska@suse.cz>
27980 PR middle-end/69919
27981 * alloc-pool.c (after_memory_report): New variable.
27982 * alloc-pool.h (base_pool_allocator ::release): Do not use
27983 the infrastructure if after_memory_report.
27984 * toplev.c (toplev::main): Mark after memory report.
27986 2016-02-25 Richard Biener <rguenther@suse.de>
27988 PR tree-optimization/48795
27989 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
27991 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
27994 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
27995 offloading is enabled and -fopenacc or -fopenmp is specified.
27996 (CRTOFFLOADEND): Likewise.
27997 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
27998 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
27999 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28000 (offload_objects_file_name): New static var.
28001 (tool_cleanup): Remove offload_objects_file_name file.
28002 (find_offloadbeginend): Replace with ...
28003 (find_crtoffloadtable): ... this.
28004 (run_gcc): Remove offload_argc and offload_argv.
28005 Get offload_objects_file_name from -foffload-objects=... option.
28006 Read names of object files with offload from this file, pass them to
28007 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28008 don't pass offloadbegin and offloadend to the linker. Don't pass
28009 offload non-LTO files to the linker, because now they're not claimed.
28011 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28014 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28015 on builtin_unreachable.
28017 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28019 PR rtl-optimization/69896
28020 * regcprop.c: Include cfgrtl.h.
28021 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28022 than remembered mode, either delete it (if noop_move_p), or
28023 treat like copy_p but not noop_p instruction.
28025 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28028 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28029 - allow NULL decl for Fortran DW_TAG_common_block variables.
28031 2016-02-24 Jason Merrill <jason@redhat.com>
28033 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28035 2016-02-24 Richard Biener <rguenther@suse.de>
28036 Jakub Jelinek <jakub@redhat.com>
28038 PR middle-end/69760
28039 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28040 conditionally executed ops to well-defined overflow behavior.
28042 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28044 PR middle-end/69915
28045 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28048 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28050 PR rtl-optimization/69886
28051 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28052 argument. Use it when checking validity of set instructions.
28053 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28054 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28056 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28057 * store-motion.c (find_moveable_store): Update
28058 can_assign_to_reg_without_clobbers_p callsite.
28060 2016-02-24 Richard Biener <rguenther@suse.de>
28062 PR middle-end/68963
28063 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28065 (record_nonwrapping_iv): Do not fall back to the low/high bound
28066 for non-constant IV bases if the stmt is not always executed.
28068 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28070 * config/arm/arm-cores.def (cortex-a32): New entry.
28071 * config/arm/arm-tables.opt: Regenerate.
28072 * config/arm/arm-tune.md: Regenerate.
28073 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28074 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28075 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28076 for -mcpu and -mtune.
28078 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28081 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28082 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28083 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28084 (atomic_loaddi_1): Delete.
28085 (atomic_loaddi): Rewrite expander using the above changes.
28087 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28090 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28093 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28094 Richard Biener <rguenth@suse.de>
28096 PR middle-end/69909
28097 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28098 set_mem_attributes if tem is SSA_NAME which got expanded
28101 2016-02-24 Richard Biener <rguenther@suse.de>
28103 PR tree-optimization/69907
28104 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28105 end of permutations for BB vectorization.
28107 2016-02-24 Christian Bruel <christian.bruel@st.com>
28109 * config/arm/arm-c.c (arm_option_override): Initialize
28110 target_option_current_node.
28111 * config/arm/arm.c (arm_pragma_target_parse): Replace
28112 build_target_option_node call by target_option_current_node.
28113 Set target_option_current_node.
28116 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28119 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28120 define_insn_and_split to define_insn.
28121 (zero_extendqi<mode>2_dot2): Same.
28122 (extendqi<mode>2_dot): Same.
28123 (extendqi<mode>2_dot2): Same.
28125 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28127 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28128 and add bypass for AES{D,E} and AESMC pairs.
28129 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28132 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28134 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28135 series for reciprocal square root in Exynos M1.
28137 2016-02-23 Martin Sebor <msebor@redhat.com>
28140 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28141 __builtin_alloca_with_align.
28143 2016-02-23 Richard Henderson <rth@redhat.com>
28145 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28146 (ix86_register_pragmas): Remove __seg_tls.
28147 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28148 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28149 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28150 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28151 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28152 * doc/extend.texi (__seg_tls): Remove item.
28154 2016-02-23 Richard Biener <rguenther@suse.de>
28156 * alloc-pool.h (struct allocation_object): Make id member
28157 conditional on CHECKING_P again.
28158 (get_instance): Adjust.
28159 (base_pool_allocator): Likewise.
28161 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28163 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28164 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28166 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28168 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28170 2016-02-23 Richard Biener <rguenther@suse.de>
28172 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28173 * bitmap.h (struct bitmap_usage): Likewise.
28174 (bitmap_move): Declare.
28175 * bitmap.c (register_overhead): Take size_t argument.
28176 (bitmap_move): New function.
28177 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28178 to properly account overhead.
28179 * tree.c (free_node): Use tree_size.
28181 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28184 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28185 when inverting comparison.
28188 * common.opt (Wunreachable-code): Add Warning flag.
28190 2016-02-23 Mark Wielaard <mjw@redhat.com>
28191 Jakub Jelinek <jakub@redhat.com>
28194 * cgraphunit.c (check_global_declaration): Check main_input_filename
28195 and DECL_SOURCE_FILE are not NULL.
28197 2016-02-23 Martin Jambor <mjambor@suse.cz>
28199 PR tree-optimization/69666
28200 * tree-sra.c (sra_modify_assign): Do not attempt to create
28201 default_def replacements for unscalarizable regions.
28203 2016-02-20 Mark Wielaard <mjw@redhat.com>
28206 * cgraphunit.c (check_global_declaration): Check level of
28207 warn_unused_const_variable and main_input_filename.
28208 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28209 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28210 (-Wunused-const-variable): Explain levels 1 and 2.
28212 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28215 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28216 identical arguments. Formatting and spelling fixes.
28219 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28224 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28225 and m68k-devices.def.
28226 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28227 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28229 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28231 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28232 and HImode registers.
28234 2016-02-22 Richard Biener <rguenther@suse.de>
28236 PR tree-optimization/69882
28237 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28238 preserve permutations present because of gaps.
28239 (vect_supported_load_permutation_p): Always continue checking
28240 permutations after vect_attempt_slp_rearrange_stmts.
28242 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28244 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28245 min_profitable_estimate, rather than min_profitable_iters.
28247 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28250 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28251 SImode for last match_operand.
28253 2016-02-22 Martin Liska <mliska@suse.cz>
28255 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28256 return bitsize - 1 as the return value.
28258 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28262 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28263 Handle negative shift counts.
28264 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28265 force_reg on the shift constant.
28266 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28267 (lshrsi3_d): Handle negative shift counts.
28269 2016-02-22 Richard Biener <rguenther@suse.de>
28270 Tom de Vries <tom@codesourcery.com>
28272 * graph.c: Include dumpfile.h.
28273 (print_graph_cfg): Split into three overloads.
28274 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28276 2016-02-22 Tom de Vries <tom@codesourcery.com>
28278 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28281 2016-02-22 Richard Biener <rguenther@suse.de>
28284 * ipa-inline-transform.c (inline_call): When not updating
28285 overall summaries adjust self size by the growth estimate.
28286 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28287 hash-set, do not update overall summaries here. Renamed from ...
28288 (inline_to_all_callers): ... this which is now wrapping the
28289 above and performing delayed overall summary update.
28290 (early_inline_small_functions): Delay updating of the overall
28293 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28295 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28298 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28301 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28302 :%* in %:gt() argument.
28303 (greater_than_spec_func): Adjust for expecting only numbers,
28304 if there are more than two numbers, compare the last two.
28306 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28308 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28309 -Wnarrowing with -std.
28311 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28314 * expr.c (store_field): Don't use bit-field path if exp is
28315 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28316 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28317 and the assignment can be performed by bitwise copy. Formatting
28320 PR middle-end/69838
28321 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28322 call copy_reg_eh_region_note_forward on before and/or after sequences
28323 and remove note from insn if it no longer can throw.
28326 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28327 if TARGET_AVX512BW.
28329 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28331 * config/s390/vector.md: Add missing commutative operand markers
28332 to the patterns which qualify for one.
28333 * config/s390/vx-builtins.md: Likewise.
28335 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28337 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28338 types to mode iterators.
28339 (vec_double): ... and mode attribute.
28340 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28342 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28344 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28345 Change the predicate of op2 from nonimmediate to general and let
28346 reload fix it if necessary.
28348 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28350 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28352 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28354 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28359 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28360 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28361 * config/s390/s390.md ("movstr<P:mode>"): Call
28362 s390_expand_vec_movstr.
28364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28366 * config/s390/s390.md: Add missing output modifier for operand 1
28367 to print it as address properly.
28369 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28371 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28372 * config/s390/2964.md: New file.
28373 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28374 of insn grouping attributes depending on the CPU level.
28375 (s390_get_unit_mask): New function.
28376 (s390_sched_score): Remove the OOO from the scheduling macros.
28377 Add loop to calculate a score for the instruction mix.
28378 (s390_sched_reorder): Likewise plus improve debug output.
28379 (s390_sched_variable_issue): Rename macros as above. Calculate
28380 the unit distances after actually scheduling an insn. Improve
28382 (s390_sched_init): Clear last_scheduled_unit_distance array.
28383 * config/s390/s390.md: Include 2964.md.
28385 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28388 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28389 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28390 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28391 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28392 *avx512f_<code>v8div16qi2_mask_1): New insns.
28394 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28397 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28400 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28401 earlyclobber from target. Use wF constraint for fused memory
28403 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28405 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28406 Martin Liska <mliska@suse.cz>
28409 * cfgexpand.c (asan_sanitize_stack_p): New function.
28410 (partition_stack_vars): Use the function.
28411 (expand_stack_vars): Likewise.
28412 (defer_stack_allocation): Likewise.
28413 (expand_used_vars): Likewise.
28415 2016-02-18 Richard Biener <rguenther@suse.de>
28417 PR middle-end/69553
28418 * fold-const.c (operand_equal_p): Properly compare offsets for
28419 IMAGPART_EXPR and ARRAY_REF.
28421 2016-02-18 Nick Clifton <nickc@redhat.com>
28425 * config/arm/arm.c (arm_option_override_internal): Disable
28426 interworking if the target does not support thumb instructions.
28427 (arm_reload_in_hi): Handle the case where a register to register
28428 move needs reloading because there is no simple pattern to handle
28430 (arm_reload_out_hi): Likewise.
28432 2016-02-18 Richard Biener <rguenther@suse.de>
28434 PR middle-end/69854
28435 * match.pd: Don't use fold_binary or fold_unary for folding
28438 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28441 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28442 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28443 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28444 warn on gimple_no_warning_p statements.
28446 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28448 * doc/extend.texi (C++ Attributes): Correct description of
28449 warn_unused type attribute.
28451 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28453 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28454 correct instruction.
28456 2016-02-17 Richard Biener <rguenther@suse.de>
28458 PR rtl-optimization/69609
28459 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28460 (find_traces_1_round): When ending a trace update cached priority
28462 (bb_to_key): Use cached priority when available.
28463 (copy_bb): Initialize cached priority.
28464 (reorder_basic_blocks_software_trace_cache): Likewise.
28466 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28469 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28471 (aarch64_comparison_operator): Break overly long line into two.
28472 (aarch64_comparison_operation): Likewise.
28473 * config/aarch64/aarch64.md (cstorecc4): Use
28474 aarch64_comparison_operator_mode instead of
28475 aarch64_comparison_operator.
28476 (cstore<mode>4): Likewise.
28477 (aarch64_cstore<mode>): Likewise.
28478 (*cstoresi_insn_uxtw): Likewise.
28479 (cstore<mode>_neg): Likewise.
28480 (*cstoresi_neg_uxtw): Likewise.
28482 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28485 * config/arm/predicates.md (arm_comparison_operator_mode):
28487 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28488 instead of arm_comparison_operator.
28489 (*mov_negscc): Likewise.
28490 (*mov_notscc): Likewise.
28491 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28492 (*thumb2_mov_negscc): Likewise.
28493 (*thumb2_mov_negscc_strict_it): Likewise.
28494 (*thumb2_mov_notscc): Likewise.
28495 (*thumb2_mov_notscc_strict_it): Likewise.
28497 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28499 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28500 Add missing return.
28502 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28504 * config/visium/visium.c (machine_libfunc_index): New enum.
28505 (machine_libfuncs): New structure.
28506 (visium_libfuncs): New static variable.
28507 (TARGET_INIT_LIBFUNCS): Define to...
28508 (visium_init_libfuncs): ...this. New function.
28509 (expand_block_move_4): Use the appropriate libfunc.
28510 (expand_block_move_2): Likewise.
28511 (expand_block_move_1): Likewise.
28512 (expand_block_set_4): Likewise.
28513 (expand_block_set_2): Likewise.
28514 (expand_block_set_1): Likewise.
28515 (visium_trampoline_init): Likewise.
28517 2016-02-17 Nick Clifton <nickc@redhat.com>
28519 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28520 TI's devices.csv file as of March 2016.
28522 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28525 * opts-global.c (handle_common_deferred_options): Introduce and
28526 initialize two global variables to remember command-line options
28527 specifying a stack-limiting register.
28528 * opts.h: Add extern declarations of the two new global variables.
28529 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28530 variable based on the values of the two new global variables.
28532 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28535 * common.opt (Wnonnull-compare): New warning.
28536 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28537 of arguments against NULL.
28538 (-Wnonnull-compare): Document.
28539 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28540 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28541 * passes.def (pass_warn_nonnull_compare): Add.
28542 * gimple-ssa-nonnull-compare.c: New file.
28544 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28546 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28547 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28549 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28551 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28552 reciprocal sqrt for -mlow-precision-recip-sqrt.
28554 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28555 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28557 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28558 always use lane loads to construct non-constant vectors.
28560 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28562 * config/aarch64/aarch64.md
28563 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28564 constraints for operand 3.
28565 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28567 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28568 Richard Biener <rguenther@suse.de>
28570 PR tree-optimization/69820
28571 * tree-vect-patterns.c (type_conversion_p): Return false if
28572 *orig_type is unsigned single precision or boolean.
28573 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28576 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28578 PR rtl-optimization/69764
28579 PR rtl-optimization/69771
28580 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
28581 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
28583 2016-02-16 Richard Biener <rguenther@suse.de>
28585 PR tree-optimization/69776
28586 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
28588 (indirect_refs_may_alias_p): Likewise.
28589 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
28590 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
28591 according to tbaa_p.
28592 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
28593 (optimize_stmt): For redundant store discovery do not allow tbaa.
28595 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
28597 PR tree-optimization/69714
28598 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
28599 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28601 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28603 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28604 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28605 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28606 * config/arc/arc.c (arc_init): Check FPU options.
28607 (get_arc_condition_code): Handle new CC_FPU* modes.
28608 (arc_select_cc_mode): Likewise.
28609 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28610 register pair only. Allow access for ARCv2 accumulator.
28611 (gen_compare_reg): Whenever we have FPU support use FPU compare
28613 (arc_reorg): Don't generate brcc insns when FPU compare
28614 instructions are involved.
28615 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28616 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28617 floating point emulation.
28618 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28619 (REVERSE_CONDITION): Add new CC_FPU* modes.
28620 (TARGET_FP_SP_BASE): Define.
28621 (TARGET_FP_DP_BASE): Likewise.
28622 (TARGET_FP_SP_FUSED): Likewise.
28623 (TARGET_FP_DP_FUSED): Likewise.
28624 (TARGET_FP_SP_CONV): Likewise.
28625 (TARGET_FP_DP_CONV): Likewise.
28626 (TARGET_FP_SP_SQRT): Likewise.
28627 (TARGET_FP_DP_SQRT): Likewise.
28628 (TARGET_FP_DP_AX): Likewise.
28629 * config/arc/arc.md (ARCV2_ACC): New constant.
28630 (type): New fpu type attribute.
28631 (SDF): Conditional iterator.
28632 (cstore<mode>, cbranch<mode>): Change expand condition.
28633 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28634 handles FPU/FPX cases as well.
28635 * config/arc/arc.opt (mfpu): New option.
28636 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28638 (adddf3, muldf3, subdf3): Removed.
28639 * config/arc/predicates.md (proper_comparison_operator): Recognize
28641 * config/arc/fpu.md: New file.
28642 * doc/invoke.texi (ARC Options): Document mfpu option.
28644 2016-02-16 Richard Biener <rguenther@suse.de>
28646 PR rtl-optimization/69291
28647 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28648 noce_operand_ok check.
28650 2016-02-16 Tom de Vries <tom@codesourcery.com>
28653 * omp-low.c (simd_clone_create): Remove call to
28654 symtab->call_cgraph_insertion_hooks.
28656 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28658 PR tree-optimization/69802
28659 * tree-ssa-reassoc.c (update_range_test): If op is
28660 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28661 op == 1 test of precision 1 integral op, otherwise handle
28662 that case as op itself. Fix up formatting.
28663 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28666 2016-02-16 Richard Biener <rguenther@suse.de>
28668 PR tree-optimization/69586
28669 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28670 types for conversion sources.
28672 2016-02-16 Richard Biener <rguenther@suse.de>
28674 PR middle-end/69801
28675 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28676 mask OEP_ADDRESS_OF.
28678 2016-02-16 Alan Modra <amodra@gmail.com>
28681 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28682 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28683 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28685 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28686 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28687 (p8_fmrgow_<mode>): Likewise.
28688 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28690 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28691 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28692 to use movdi_internal64. Remove op0_di.
28693 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28695 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28697 Add support for the FCCMP insn types
28699 * config/aarch64/aarch64.md (fccmp): Change insn type.
28700 (fccmpe): Likewise.
28701 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28702 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28703 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28704 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28705 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28706 * config/arm/types.md (fccmps): Add new insn type.
28707 (fccmpd): Likewise.
28709 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28711 * alias.c (get_alias_set): Fix a typo in comment.
28713 2016-02-15 Richard Biener <rguenther@suse.de>
28715 PR tree-optimization/69595
28716 * match.pd: Complete range test simplification to true.
28718 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28720 PR rtl-optimization/69648
28721 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28722 pic_offset_table_rtx.
28724 PR rtl-optimization/69752
28725 * ira.c (update_equiv_regs): When looking for more than a single SET,
28726 also take other side effects into account.
28728 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28730 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28731 for z900+ CPUs in 31-bit mode.
28733 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28735 * common/config/s390/s390-common.c (s390_supports_split_stack):
28737 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28738 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28739 * config/s390/s390.c (struct machine_function): New field
28740 split_stack_varargs_pointer.
28741 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28742 in s390_emit_prologue.
28743 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28745 (morestack_ref): New global.
28746 (SPLIT_STACK_AVAILABLE): New macro.
28747 (s390_expand_split_stack_prologue): New function.
28748 (s390_live_on_entry): New function.
28749 (s390_va_start): Use split-stack vararg pointer if appropriate.
28750 (s390_asm_file_end): Emit the split-stack note sections.
28751 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28752 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28753 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28754 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28755 (split_stack_prologue): New expand.
28756 (split_stack_space_check): New expand.
28757 (split_stack_data): New insn.
28758 (split_stack_call): New expand.
28759 (split_stack_call_*): New insn.
28760 (split_stack_cond_call): New expand.
28761 (split_stack_cond_call_*): New insn.
28763 2016-02-15 Richard Biener <rguenther@suse.de>
28765 PR tree-optimization/69783
28766 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28767 Add trivially correct cases.
28769 2016-02-15 Tom de Vries <tom@codesourcery.com>
28772 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28774 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28776 2016-02-15 Richard Biener <rguenther@suse.de>
28778 PR tree-optimization/69776
28779 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28780 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28781 indicate whether we can use TBAA to disambiguate against stores.
28782 Use alias-set zero if not.
28783 (visit_reference_op_store): Do not use TBAA when looking up
28785 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28786 (eliminate_dom_walker::before_dom_children): But not when looking
28787 up redundant stores.
28789 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28791 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28793 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28795 * config/i386/znver1.md
28796 (znver1_pop, znver1_pop_mem,
28797 znver1_load_imov_double_store,
28798 znver1_load_imov_direct_store,
28799 znver1_load_imov_direct_load,
28800 znver1_load_imov_double_load): Add new.
28801 (znver1_insn, znver1_insn_load): Add icmov type.
28802 (znver1_sseavx_fma,
28803 znver1_sseavx_fma_load,
28805 znver1_avx256_fma_load): Fix pipe usage.
28807 2016-02-14 Alan Modra <amodra@gmail.com>
28810 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28811 with an invalid hard reg, reload just the reg not the entire
28812 pre/post-inc/dec address expression.
28814 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28817 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28818 fixed R1_REG scratch reg.
28819 (sibcall_value_pcrel_fdpic): Likewise.
28821 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28825 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28827 2016-02-12 Walter Lee <walt@tilera.com>
28829 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28830 * config/tilegx/t-tilegx: Likewise.
28832 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28835 * diagnostic-show-locus.c (struct line_span): New struct.
28836 (layout::get_first_line): Delete.
28837 (layout::get_last_line): Delete.
28838 (layout::get_num_line_spans): New member function.
28839 (layout::get_line_span): Likewise.
28840 (layout::print_heading_for_line_span_index_p): Likewise.
28841 (layout::get_expanded_location): Likewise.
28842 (layout::calculate_line_spans): Likewise.
28843 (layout::m_first_line): Delete.
28844 (layout::m_last_line): Delete.
28845 (layout::m_line_spans): New field.
28846 (layout::layout): Update comment. Replace m_first_line and
28847 m_last_line with m_line_spans, replacing their initialization
28848 with a call to calculate_line_spans.
28849 (diagnostic_show_locus): When printing source lines and
28850 annotations, rather than looping over a single span
28851 of lines, instead loop over each line_span within
28852 the layout, with an inner loop over the lines within them.
28853 Call the context's start_span callback when changing line spans.
28854 * diagnostic.c (diagnostic_initialize): Initialize start_span.
28855 (diagnostic_build_prefix): Break out the building of the location
28856 part of the string into...
28857 (diagnostic_get_location_text): ...this new function, rewriting
28858 it from nested ternary expressions to a sequence of "if"
28860 (default_diagnostic_start_span_fn): New function.
28861 * diagnostic.h (diagnostic_start_span_fn): New typedef.
28862 (diagnostic_context::start_span): New field.
28863 (default_diagnostic_start_span_fn): New prototype.
28865 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28868 * gcc.c (driver::finalize): Fix cleanup of "specs".
28870 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28874 * gcc.c (driver::driver): Initialize m_option_suggestions.
28875 (driver::~driver): Clean up m_option_suggestions.
28876 (suggest_option): Convert to...
28877 (driver::suggest_option): ...this, and split out into
28878 driver::build_option_suggestions and find_closest_string.
28879 (driver::build_option_suggestions): New function, from
28880 first half of suggest_option. Special-case
28881 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
28882 the sanitizer_opts array. For options of enum types, add the
28883 various enum values to the candidate strings.
28884 (driver::handle_unrecognized_options): Remove "const".
28885 * gcc.h (driver::handle_unrecognized_options): Likewise.
28886 (driver::build_option_suggestions): New decl.
28887 (driver::suggest_option): New decl.
28888 (driver::m_option_suggestions): New field.
28889 * opts-common.c (add_misspelling_candidates): New function.
28890 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
28891 and make non-static.
28892 * opts.h (sanitizer_opts): New array decl.
28893 (add_misspelling_candidates): New function decl.
28894 * spellcheck.c (find_closest_string): New function.
28895 * spellcheck.h (find_closest_string): New function decl.
28897 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28899 PR rtl-optimization/69764
28900 PR rtl-optimization/69771
28901 * optabs.c (expand_binop_directly): For shift_optab_p, force
28902 convert_modes with VOIDmode if xop1 has VOIDmode.
28904 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
28907 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
28908 to correctly determine instrumentation thunks.
28910 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28913 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
28914 type by reference, force lhs on the call.
28917 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
28918 Compute retval and retbnd early in all cases if split_part_return_p
28919 and return_bb is not EXIT. Remove all clobber stmts and reset
28920 all debug stmts that refer to SSA_NAMEs defined in split part,
28921 except if it is retval, in that case replace the old retval with the
28922 lhs of the call to the split part.
28924 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28927 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28929 PR middle-end/66726
28930 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28931 whose result is used in PHI.
28932 (maybe_optimize_range_tests): Likewise.
28933 (final_range_test_p): Likweise.
28935 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28937 PR middle-end/66726
28938 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28939 whose result is used in PHI.
28940 (maybe_optimize_range_tests): Likewise.
28941 (final_range_test_p): Likweise.
28943 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28945 * cgraph.c: Spelling fixes - behaviour -> behavior and
28946 neighbour -> neighbor.
28947 * target.def: Likewise.
28948 * sel-sched.c: Likewise.
28949 * config/mips/mips.c: Likewise.
28950 * config/arc/arc.md: Likewise.
28951 * config/arm/cortex-a57.md: Likewise.
28952 * config/arm/arm.c: Likewise.
28953 * config/arm/neon.md: Likewise.
28954 * config/arm/arm-c.c: Likewise.
28955 * config/vms/vms-c.c: Likewise.
28956 * config/s390/s390.c: Likewise.
28957 * config/i386/znver1.md: Likewise.
28958 * config/i386/i386.c: Likewise.
28959 * config/ia64/hpux-unix2003.h: Likewise.
28960 * config/msp430/msp430.md: Likewise.
28961 * config/rx/rx.c: Likewise.
28962 * config/rx/rx.md: Likewise.
28963 * config/aarch64/aarch64-simd.md: Likewise.
28964 * config/aarch64/aarch64.c: Likewise.
28965 * config/nvptx/nvptx.c: Likewise.
28966 * config/bfin/bfin.c: Likewise.
28967 * config/cris/cris.opt: Likewise.
28968 * config/rs6000/rs6000.c: Likewise.
28969 * target.h: Likewise.
28970 * spellcheck.c: Likewise.
28971 * ira-build.c: Likewise.
28972 * tree-inline.c: Likewise.
28973 * builtins.c: Likewise.
28974 * lra-constraints.c: Likewise.
28975 * explow.c: Likewise.
28976 * hwint.h: Likewise.
28977 * targhooks.c: Likewise.
28978 * tree-vect-data-refs.c: Likewise.
28979 * expr.c: Likewise.
28980 * doc/tm.texi: Likewise.
28981 * doc/extend.texi: Likewise.
28982 * doc/install.texi: Likewise.
28983 * doc/md.texi: Likewise.
28984 * tree-ssa-tail-merge.c: Likewise.
28985 * sched-int.h: Likewise.
28986 * match.pd: Likewise.
28987 * sched-ebb.c: Likewise.
28988 * target.def (omit_struct_return_reg): Likewise.
28989 * gimple-ssa-isolate-paths.c: Likewise.
28990 (find_implicit_erroneous_behaviour): Renamed to...
28991 (find_implicit_erroneous_behavior): ... this.
28992 (find_explicit_erroneous_behaviour): Renamed to...
28993 (find_explicit_erroneous_behavior): ... this.
28994 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
28996 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
28998 PR rtl-optimization/64682
28999 PR rtl-optimization/69567
29000 PR rtl-optimization/69737
29001 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29002 in I2 as well, just lose it.
29004 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29006 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29008 (aarch64_last_printed_tune_string): Likewise.
29009 (aarch64_declare_function_name): Only output .arch assembler
29010 directive if it will be different from the previously output
29011 directive. Same for .tune comment but only if -dA is set.
29012 (aarch64_start_file): New function.
29013 (TARGET_ASM_FILE_START): Define.
29015 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29018 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29020 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29023 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29024 -Wmaybe-uninitialized warning.
29026 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29029 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29031 2016-02-11 Richard Biener <rguenther@suse.de>
29033 PR rtl-optimization/69291
29034 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29035 subexpressions affected by changing the result.
29037 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29040 * lra-constraints.c (curr_insn_transform): Find in/out operands
29041 for secondary memory moves. Update dups.
29043 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29045 PR tree-optimization/69652
29046 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29047 to nested loop, did source re-formatting, skip debug statements,
29048 add check on statement with volatile operand, remove dead scalar
29051 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29052 Patrick Palka <ppalka@gcc.gnu.org>
29056 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29057 calls if the return type is TREE_ADDRESSABLE.
29058 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29059 * ipa-split.c (split_function): Fix doubled "we" in comment.
29060 Use void return type for the split part even if
29061 !split_point->split_part_set_retval.
29063 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29065 PR tree-optimization/68021
29066 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29067 when computing the value of biv cand by itself.
29069 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29071 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29072 (cortexa57_tunings): Likewise.
29073 (cortexa72_tunings): Likewise.
29074 (arch_macro_fusion_pair_p): Add support for AES fusion.
29075 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29076 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29077 Allow virtual registers before reload so early scheduling works.
29078 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29079 correct latency and pipeline.
29080 (cortex_a57_crypto_complex): Likewise.
29081 (cortex_a57_crypto_xor): Likewise.
29082 (define_bypass): Add AES bypass.
29084 2016-02-10 Richard Biener <rguenther@suse.de>
29086 PR tree-optimization/69726
29087 * passes.def: Add DCE pass before late uninit.
29088 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29089 really fixup if-conversions job.
29091 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29093 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29094 (arm_cortex_a57_tune): Likewise.
29095 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29096 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29098 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29100 * timevar.def (TV_PHASE_DBGINFO): Delete.
29101 (TV_PHASE_CHECK_DBGINFO): Likewise.
29102 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29104 2016-02-10 Richard Biener <rguenther@suse.de>
29106 PR tree-optimization/69719
29107 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29108 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29110 2016-02-09 Andrew Pinski <apinski@cavium.com>
29113 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29114 get_vcond_mask_icode returns false.
29116 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29119 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29120 an ADDIS that adds a pointer to a large constant that sets the
29121 upper16 bits with a load operation.
29123 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29126 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29128 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29130 (vzipq_s16): Likewise.
29131 (vzipq_s32): Likewise.
29132 (vzipq_f32): Likewise.
29133 (vzipq_u8): Likewise.
29134 (vzipq_u16): Likewise.
29135 (vzipq_u32): Likewise.
29136 (vzipq_p8): Likewise.
29137 (vzipq_p16): Likewise.
29139 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29142 * config/arm/arm.c (neon_endian_lane_map): New function.
29143 (neon_vector_pair_endian_lane_map): New function.
29144 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29145 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29147 (vuzpq_s16): Likewise.
29148 (vuzpq_s32): Likewise.
29149 (vuzpq_f32): Likewise.
29150 (vuzpq_u8): Likewise.
29151 (vuzpq_u16): Likewise.
29152 (vuzpq_u32): Likewise.
29153 (vuzpq_p8): Likewise.
29154 (vuzpq_p16): Likewise.
29156 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29159 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29162 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29164 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29165 truncate const_int operand 1 to QImode.
29167 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29169 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29170 corresponding to an abnormal edge.
29172 2016-02-09 Tom de Vries <tom@codesourcery.com>
29174 PR tree-optimization/69599
29175 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29177 (find_func_aliases_for_builtin_call, find_func_clobbers)
29178 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29181 2016-02-09 Richard Biener <rguenther@suse.de>
29183 PR tree-optimization/69715
29184 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29185 LHS on calls as non-rewritable.
29187 2016-02-09 Tom de Vries <tom@codesourcery.com>
29190 * lto-wrapper.c (append_diag_options): New function.
29191 (compile_offload_image): Call append_diag_options.
29193 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29196 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29197 Minor copy-edit to fix verb tenses.
29199 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29201 PR tree-optimization/69209
29202 * ipa-split.c (split_function): If split part is not
29203 returning retval, retval has gimple type but is not
29204 gimple value, force it into a SSA_NAME first.
29206 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29208 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29211 2016-02-08 Jason Merrill <jason@redhat.com>
29214 * convert.c (convert_to_integer_1): Check dofold on truncation
29216 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29217 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29218 Rename from *_nofold.
29219 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29220 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29222 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29225 * tree.c (build_common_tree_nodes): Remove short_double argument.
29226 All callers changed.
29227 * tree.h (build_common_tree_nodes): Adjust declaration.
29228 * doc/invoke.texi (-fshort-double): Remove documentation.
29229 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29230 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29231 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29232 (append_linker_options): Don't handle OPT_fshort_double.
29234 PR rtl-optimization/68730
29235 * lra-remat.c (insn_to_cand_activation): New static variable.
29236 (lra_remat): Allocate and free it.
29237 (create_cand): New arg activation. Initialize a field in
29238 insn_to_cand_activation if it is nonnull.
29239 (create_cands): Pass the activation insn to create_cand when making
29240 a candidate involving an output reload. Reorganize code a little.
29241 (do_remat): Keep track of active status of candidates in a separate
29244 2016-02-08 Richard Biener <rguenther@suse.de>
29246 PR tree-optimization/69719
29247 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29248 Properly use absolute of the difference of the two offsets to
29249 compare or adjust the segment length.
29251 2016-02-08 Richard Biener <rguenther@suse.de>
29252 Jeff Law <law@redhat.com>
29255 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29256 types for anonymous SSA names.
29258 2016-02-08 Richard Biener <rguenther@suse.de>
29260 PR rtl-optimization/69274
29261 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29263 2016-02-08 Jeff Law <law@redhat.com>
29265 PR tree-optimization/65917
29266 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29267 equivalences from if (x == y) style conditionals.
29268 (loop_depth_of_name): Remove.
29269 (record_equality): Remove loop depth check.
29270 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29271 (const_and_copies::record_const_or_copy_raw): New member function.
29272 * tree-ssa-scopedtables.c
29273 (const_and_copies::record_const_or_copy_raw): New, factored out of
29274 (const_and_copies::record_const_or_copy): Call new member function.
29276 2016-02-05 Jeff Law <law@redhat.com>
29278 PR tree-optimization/68541
29279 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29280 (count_stmts_in_block): New function.
29281 (poor_ifcvt_candidate_code): Likewise.
29282 (is_feasible_trace): Add some heuristics to determine when path
29283 splitting is profitable.
29284 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29285 is a diamond with a single exit.
29287 2016-02-05 Martin Sebor <msebor@redhat.com>
29290 * doc/invoke.texi: Update -Wplacement-new to take an optional
29293 2016-02-06 Richard Henderson <rth@redhat.com>
29296 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29297 out of non-standard address spaces.
29299 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29301 PR rtl-optimization/69691
29302 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29304 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29306 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29307 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29308 (*ieee128_mfvsrd_64bit): Likewise.
29309 (*ieee128_mfvsrd_32bit): Likewise.
29311 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29315 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29317 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29318 instrumented_version.
29320 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29322 * doc/invoke.texi (Optimize Options): In table of --param options
29323 rename second occurrence of tracer-min-branch-ratio to
29324 tracer-min-branch-probability, rename
29325 tracer-min-branch-ratio-feedback to
29326 tracer-min-branch-probability-feedback and clarify description,
29327 rename sched-spec-state-edge-prob-cutoff to
29328 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29329 to selsched-insns-to-rename, rename lto-minpartition to
29330 lto-min-partition, delete reorder-blocks-duplicate and
29331 reorder-blocks-duplicate-feedback.
29333 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29335 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29338 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29340 * doc/extend.texi: S/390: Correct some typos.
29342 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29344 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29346 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29349 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29350 (s390_register_info_gprtofpr): Use new macros above.
29351 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29353 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29354 its name. Adjust restore and save gpr ranges.
29355 (s390_register_info_set_ranges): New function.
29356 (s390_register_info): Use new macros above. Call
29357 s390_register_info_set_ranges.
29358 (s390_optimize_register_info): Likewise.
29359 (s390_hard_regno_rename_ok): Use new macros.
29360 (s390_hard_regno_scratch_ok): Likewise.
29361 (s390_emit_epilogue): Likewise.
29362 (s390_can_use_return_insn): Likewise.
29363 (s390_optimize_prologue): Likewise.
29364 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29366 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29369 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29371 (ix86_option_override_internal): Disable TARGET_STV even for
29372 -m{incoming,preferred}-stack-boundary=3.
29374 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29376 * config.gcc: Mark deprecated rtems targets as obsolete.
29378 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29380 PR rtl-optimization/64682
29381 PR rtl-optimization/69567
29382 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29383 before I2 only if the register is both used and set in I2.
29385 2016-02-04 DJ Delorie <dj@redhat.com>
29387 * config/msp430/msp430.c (msp430_start_function): Add function type.
29389 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29392 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29394 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29396 PR rtl-optimization/69577
29398 2015-10-29 Richard Henderson <rth@redhat.com>
29402 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29403 sse check to the exact conditions of PR 67609.
29405 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29408 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29409 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29410 not allowed into the traditional Altivec registers.
29411 (movtd_64bit_nodm): Likewise.
29412 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29414 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29416 * config/aarch64/cortex-a57-fma-steering.c
29417 (aarch64_register_fma_steering): Remove "static" from arguments
29420 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29423 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29424 twice when complex.
29426 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29428 * doc/invoke.texi: Delete -mno-fma4.
29430 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29432 PR rtl-optimization/69577
29433 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29434 (find_subregs_of_mode): Update accordingly. Iterate over partial
29437 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29439 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29440 * config/arm/arm.c (neon_reinterpret): Remove.
29441 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29442 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29443 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29444 vreinterpretti): Remove.
29445 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29446 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29447 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29448 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29449 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29450 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29451 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29452 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29453 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29454 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29455 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29456 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29457 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29458 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29459 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29460 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29461 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29462 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29463 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29464 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29465 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29466 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29467 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29468 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29469 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29470 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29471 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29472 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29473 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29474 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29475 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29476 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29477 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29478 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29479 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29480 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29481 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29482 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29483 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29484 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29485 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29486 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29487 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29488 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29489 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29490 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29491 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29492 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29493 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29494 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29495 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29496 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29497 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29498 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29499 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29500 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29501 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29502 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29503 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29504 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29505 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29506 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29507 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29508 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29509 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29510 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29511 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29512 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29513 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29514 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29515 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29516 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29517 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29518 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29519 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29520 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29521 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29522 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29523 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29524 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29525 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29526 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29527 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29528 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29529 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29530 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29531 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29532 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29533 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29534 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29535 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29536 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29537 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29538 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29539 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29540 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29541 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29542 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29543 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29544 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29545 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29546 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29547 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29549 2016-02-04 Martin Liska <mliska@suse.cz>
29552 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29553 that are gimple_store_p.
29554 (maybe_instrument_call): Likewise.
29556 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29558 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29559 register scaling out of memory reference and comment why.
29561 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29565 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29566 folding the source of a SET.
29568 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29572 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29573 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29575 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
29579 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
29582 2016-02-04 Christian Bruel <christian.bruel@st.com>
29584 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
29585 * config/arm/arm.c (arm_set_current_function): Likewise.
29587 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29588 Ilya Enkovich <enkovich.gnu@gmail.com>
29589 H.J. Lu <hongjiu.lu@intel.com>
29592 * config/i386/i386.c (convert_scalars_to_vector): Remove
29593 stack alignment fixes.
29594 (ix86_option_override_internal): Disable TARGET_STV if stack
29595 might not be aligned enough.
29596 (ix86_minimum_alignment): Assert that TARGET_STV is false.
29598 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29600 * config/i386/x86-tune.def: Disable default prefetching
29603 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29604 Vladimir Makarov <vmakarov@redhat.com>
29607 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29608 in validating fused toc addresses.
29610 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29613 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29614 range->m_caret fields if range->m_show_caret_p is false.
29617 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29618 Force oldval into register if it does not satisfy reg_or_short_operand
29619 predicate. Fix up formatting.
29621 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29622 Alexandre Oliva <aoliva@redhat.com>
29625 * lra-constraints.c (simplify_operand_subreg): Check additionally
29626 address validity after potential reloading.
29627 (process_address_1): Check insns validity. In case of failure do
29630 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29633 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29636 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29638 * wide-int.cc (canonize_uhwi): New function.
29639 (wi::divmod_internal): Use it.
29641 2016-02-02 James Norris <jnorris@codesourcery.com>
29643 * gimplify.c (omp_notice_variable): Add usage check.
29645 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29647 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29648 like LE, GE, LT, GT when emitting relational operator.
29650 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29652 * ira-costs.c (find_costs_and_classes): Add extra argument.
29653 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29654 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29655 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29656 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29657 Add best_class parameter, and return it if not ALL_REGS.
29658 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29660 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29661 Update target hook.
29663 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29665 * config/aarch64/aarch64.c
29666 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29667 (aarch64_ira_change_pseudo_allocno_class): New function.
29669 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29672 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29674 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29676 * config/avr/avr.c (avr_option_override): Set
29677 PARAM_ALLOW_STORE_DATA_RACES to 1.
29679 2016-02-02 Richard Biener <rguenther@suse.de>
29681 PR tree-optimization/69595
29682 * match.pd: Add range test simplifications to true/false.
29684 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29686 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29687 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29690 2016-02-02 Richard Biener <rguenther@suse.de>
29692 PR tree-optimization/69606
29693 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29694 info on the result before moving a stmt.
29696 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29698 PR middle-end/68542
29699 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29700 branch with vector comparison.
29701 * config/i386/sse.md (VI48_AVX): New mode iterator.
29702 (define_expand "cbranch<mode>4): Add support for conditional branch
29703 with vector comparison.
29704 * tree-vect-loop.c (optimize_mask_stores): New function.
29705 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29706 has_mask_store field of vect_info.
29707 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29708 vectorized loops having masked stores after vec_info destroy.
29709 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29710 correspondent macros.
29711 (optimize_mask_stores): Add prototype.
29713 2016-02-02 Alan Modra <amodra@gmail.com>
29716 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29719 2016-02-02 Alan Modra <amodra@gmail.com>
29722 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29723 whenever toc_label_name used.
29724 (rs6000_file_start): Don't set up toc section here,
29725 (rs6000_output_function_epilogue): do so here instead,
29726 (rs6000_xcoff_file_start): and here.
29727 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29728 (load_toc_aix_di): Likewise.
29730 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29732 PR rtl-optimization/69592
29733 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29734 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29735 (num_sign_bit_copies_binary_arith_p): New inline function.
29736 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29738 2016-02-01 Jeff Law <law@redhat.com>
29740 PR tree-optimization/69580
29741 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29742 * tree-ssa-threadbackward.c
29743 (fsm_find_control_statement_thread_paths): Do not try to walk
29744 through large PHI nodes.
29746 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29748 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29749 when count is incremented above limit, don't analyze further
29752 * omp-low.c (oacc_parse_default_dims): Avoid
29753 -Wsign-compare warning, make sure value fits into int
29754 rather than just unsigned int.
29756 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29758 PR tree-optimization/67921
29759 * fold-const.c (split_tree): New parameters. Convert pointer
29760 type variable part to proper type before negating.
29761 (fold_binary_loc): Pass new arguments to split_tree.
29763 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29765 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29766 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29767 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29768 * doc/tm.texti: Rebuilt.
29769 * doc/invoke.texi (fopenacc-dim): Document.
29770 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29771 (append_compiler_options): Likewise.
29772 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29773 (oacc_parse_default_dims): New.
29774 (oacc_validate_dims): Add USED arg. Select non-unity default when
29776 (oacc_loop_fixed_partitions): Return mask of used partitions.
29777 (oacc_loop_auto_partitions): Emit dump info.
29778 (oacc_loop_partition): Return mask of used partitions.
29779 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29780 loop partitioning and validation calls.
29782 2016-02-01 Richard Biener <rguenther@suse.de>
29784 PR middle-end/69556
29785 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29787 2016-02-01 Richard Biener <rguenther@suse.de>
29789 PR tree-optimization/69574
29790 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29791 of asserting return chrec_dont_know.
29793 2016-02-01 Martin Liska <mliska@suse.cz>
29795 * mem-stats-traits.h: Add copyright header.
29796 * mem-stats.h: Likewise.
29798 2016-02-01 Richard Biener <rguenther@suse.de>
29800 PR tree-optimization/69579
29801 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29802 Do not propagate through abnormal PHI results.
29804 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29806 * postreload.c (reload_cse_simplify): Remove dead code.
29808 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29810 PR rtl-optimization/69570
29811 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29812 if there is more than one set, not if there is a single set.
29814 2016-02-01 Richard Henderson <rth@redhat.com>
29817 * combine.c (make_compound_operation): When looking through a
29818 subreg, make sure to re-extend to the width of the outer mode.
29820 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29822 PR tree-optimization/69546
29823 * wide-int.cc (wi::divmod_internal): For unsigned division
29824 where both operands fit into uhwi, if o1 is 1 and o0 has
29825 msb set, if divident_prec is larger than bits per hwi,
29826 clear another quotient word and return 2 instead of 1.
29827 Similarly for remainder with msb in HWI set, if dividend_prec
29828 is larger than bits per hwi.
29830 2016-01-29 Martin Jambor <mjambor@suse.cz>
29832 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29833 Use short lowercase names.
29834 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29835 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29836 acq_rel one. Protect warning agains segfaults if
29837 get_memory_order_name returns NULL.
29838 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29839 with release semantics. Do not warn if get_memory_order already did.
29840 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
29841 semantics. Fix check for relaxed or acquire semantics. Do not warn
29842 if get_memory_order already did.
29844 2016-01-29 Sebastian Pop <s.pop@samsung.com>
29846 * doc/install.texi: Document that isl-0.16 is supported.
29848 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
29851 * config/i386/constraints.md (Bm): Describe as special memory
29853 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
29854 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29855 * genpreds.c (struct constraint_data): Add is_special_memory.
29856 (have_special_memory_constraints, special_memory_start): New
29858 (special_memory_end): Ditto.
29859 (add_constraint): Add new arg is_special_memory. Add code to
29860 process its true value. Update have_special_memory_constraints.
29861 (process_define_constraint): Pass the new arg.
29862 (process_define_register_constraint): Ditto.
29863 (choose_enum_order): Process special memory.
29864 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
29865 function insn_extra_special_memory_constraint.
29866 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29867 * gensupport.c (process_rtx): Process
29868 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29869 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
29870 * ira-lives.c (single_reg_class): Use
29871 insn_extra_special_memory_constraint.
29872 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
29873 * lra-constraints.c (process_alt_operands): Ditto.
29874 (curr_insn_transform): Use insn_extra_special_memory_constraint.
29875 * recog.c (asm_operand_ok, preprocess_constraints): Process
29877 * reload.c (find_reloads): Ditto.
29878 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
29879 * stmt.c (parse_input_constraint): Use
29880 insn_extra_special_memory_constraint.
29882 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29885 * lra-splill.c (lra_final_code_change): Revert r229087 by
29886 removing all sub-registers.
29888 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
29891 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
29893 2016-01-29 Jakub Jelinek <jakub@redhat.com>
29896 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
29897 SSE1, copy target into the temporary reg first before recursing
29900 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29902 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
29905 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29907 * ginclude/stdarg.h: Test __cplusplus instead of
29908 __GXX_EXPERIMENTAL_CXX0X__.
29910 2016-01-29 Richard Biener <rguenther@suse.de>
29912 PR tree-optimization/69547
29913 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
29914 Do not mark clobbers necessary.
29915 (mark_all_reaching_defs_necessary_1): Likewise.
29917 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29919 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
29920 declaration name with %qs and print it in both error messages.
29921 Also fix indentation.
29923 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29926 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
29927 trailing blank line from error message.
29929 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29932 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
29935 2016-01-29 Richard Biener <rguenther@suse.de>
29937 PR middle-end/69537
29938 * match.pd: Allow all integral types when simplifying a
29939 widening or sign-changing conversion.
29941 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29943 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
29944 back to setting codegen_error to fail codegen.
29946 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
29949 * config/i386/constraints.md (C): Only accept constant zero operand.
29950 (BC): New constraint.
29951 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
29952 instead of C constraint.
29953 * doc/md.texi (Machine Constraints): Update description
29956 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
29959 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
29961 2016-01-28 Jakub Jelinek <jakub@redhat.com>
29963 PR middle-end/69542
29964 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
29967 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
29969 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
29970 branches if using guessed profile.
29972 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
29974 * graphite-optimize-isl.c (optimize_isl): Fix dump.
29976 2016-01-28 Richard Henderson <rth@redhat.com>
29979 * config/aarch64/aarch64-modes.def (CC_Cmode): New
29980 * config/aarch64/aarch64-protos.h: Update.
29981 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
29982 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
29983 (aarch64_get_condition_code_1): Handle CC_Cmode.
29984 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
29985 (*add<mode>3_compareC_cconly_imm): New.
29986 (*add<mode>3_compareC_cconly): New.
29987 (*add<mode>3_compareC_imm): New.
29988 (add<mode>3_compareC): New.
29989 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
29990 to be first. Use aarch64_carry_operation.
29991 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
29992 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
29993 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
29994 (subti3): Use subdi3_compare1.
29995 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
29996 (sub<mode>3_compare1): New.
29997 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
29998 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
29999 (*subsi3_carryin_uxtw): Likewise.
30000 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30001 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30002 * config/aarch64/iterators.md (DWI): New.
30003 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30004 (aarch64_borrow_operation): New.
30006 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30008 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30009 message when isl does not return a valid schedule.
30011 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30013 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30014 Remove comments from class declarations: they are already in the code
30017 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30019 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30021 (ternary_op_to_tree): Same.
30022 (unary_op_to_tree): Same.
30023 (nary_op_to_tree): Same.
30024 (gcc_expression_from_isl_expr_op): Same.
30025 (gcc_expression_from_isl_expression): Same.
30026 (graphite_create_new_loop): Same.
30027 (graphite_create_new_loop_guard): Same.
30028 (build_iv_mapping): Same.
30029 (graphite_create_new_guard): Same.
30030 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30031 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30033 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30035 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30036 instead of setting codegen_error to fail codegen.
30038 2016-01-28 Jason Merrill <jason@redhat.com>
30040 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30042 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30044 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30045 Remove CONST_INT_P check in CCMP cost calculation.
30047 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30049 * config/aarch64/aarch64.c (generic_vector_cost):
30050 Set vec_permute_cost.
30051 (cortexa57_vector_cost): Likewise.
30052 (exynosm1_vector_cost): Likewise.
30053 (xgene1_vector_cost): Likewise.
30054 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30055 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30056 Add vec_permute_cost entry.
30058 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30060 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30062 (add<mode>3_compare0): Likewise.
30063 (addsi3_compare0_uxtw): Likewise.
30064 (add<mode>3nr_compare0): Likewise.
30065 (compare_neg<mode>): Likewise.
30066 (<optab><mode>3): Likewise.
30068 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30070 * tree-vect-stmts.c (vectorizable_comparison): Add
30071 NULL check for vectype.
30073 2016-01-28 Richard Biener <rguenther@suse.de>
30075 PR tree-optimization/69466
30076 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30077 Account for PHIs we couldn't duplicate.
30079 2016-01-28 Martin Liska <mliska@suse.cz>
30082 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30083 instead of ENABLE_VALGRIND_CHECKING.
30085 2016-01-27 Richard Henderson <rth@redhat.com>
30088 * lra-remat.c (subreg_regs): New.
30089 (dump_candidates_and_remat_bb_data): Dump it.
30090 (operand_to_remat): Reject if operand in subreg_regs.
30091 (set_bb_regs): Collect subreg_regs.
30092 (lra_remat): Init and free subreg_regs. Compute
30093 calculate_local_reg_remat_bb_data before create_cands.
30095 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30098 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30099 change stack_alignment_needed for __tls_get_addr call.
30101 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30103 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30105 2016-01-27 Jeff Law <law@redhat.com>
30107 PR tree-optimization/68398
30108 PR tree-optimization/69196
30109 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30110 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30111 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30112 Only count PHIs in the last block in the path. The others will
30113 const/copy propagate away. Add heuristic to allow more irreducible
30114 subloops to be created when it is likely profitable to do so.
30116 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30117 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30118 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30120 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30123 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30124 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30125 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30126 * tree-streamer-in.c: Include asan.h.
30127 (streamer_get_builtin_tree): For builtins in sanitizer
30128 range call initialize_sanitizer_builtins and retry.
30130 2016-01-27 Ian Lance Taylor <iant@google.com>
30132 * common.opt (fkeep-gc-roots-live): New undocumented option.
30133 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30134 -fkeep-gc-roots-live, skip pointers.
30135 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30138 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30141 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30142 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30144 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30147 * configure.ac: NetBSD provides SSP in its C library.
30148 * configure: Updated.
30150 2016-01-27 Richard Biener <rguenther@suse.de>
30152 PR tree-optimization/69166
30153 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30154 reduction code for commutativity / associativity.
30156 2016-01-27 Martin Jambor <mjambor@suse.cz>
30158 PR tree-optimization/69355
30159 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30160 total_scalarization fails.
30162 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30164 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30167 2016-01-27 Christian Bruel <christian.bruel@st.com>
30170 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30171 Move arm_reset_previous_fndecl and set_target_option_current_node in
30172 the conditional part. Call save_restore_target_globals.
30173 * config/arm/arm.c (arm_set_current_function):
30174 Refactor to better support #pragma target and attribute mix.
30175 Call save_restore_target_globals.
30176 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30178 2016-01-27 Martin Liska <mliska@suse.cz>
30180 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30181 reference for an HSA kernel and its host function.
30183 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30185 PR tree-optimization/69399
30186 * wide-int.h (wi::lrshift): For larger precisions, only
30187 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30189 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30191 * config/arc/predicates.md (proper_comparison_operator): Reject
30192 constant-constant comparison.
30194 2016-01-26 Tom de Vries <tom@codesourcery.com>
30196 PR tree-optimization/69110
30197 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30198 DR_NUM_DIMENSIONS == 0.
30200 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30201 Sebastian Pop <s.pop@samsung.com>
30203 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30204 isl_ast_op_cond and isl_ast_op_select.
30205 (gcc_expression_from_isl_expr_op): Same.
30207 2016-01-26 Jason Merrill <jason@redhat.com>
30210 * tree.c (recompute_constructor_flags): Split out from
30212 (verify_constructor_flags): New.
30213 * tree.h: Declare them.
30215 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30217 PR rtl-optimization/69217
30218 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30219 are no TYPE_FIELDS set for the record type.
30221 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30224 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30225 toc_label_name unconditionally.
30226 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30227 SYMBOL_REF string. Use toc_label_name instead of constructing
30229 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30230 constructing LCTOC1.
30232 2016-01-26 Martin Sebor <msebor@redhat.com>
30235 * doc/extend.texi (Common Type Attributes): Move text that talks about
30236 attribute packed from attribute aligned to the section discussing
30237 the former attribute for clarity.
30239 2016-01-26 Richard Henderson <rth@redhat.com>
30241 PR middle-end/60908
30242 * trans-mem.c (tm_region_init): Mark entry block as visited.
30244 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30247 * diagnostic-show-locus.c (layout::print_source_line): Replace
30248 call to pp_newline with call to layout::print_newline.
30249 (layout::print_annotation_line): Likewise.
30250 (layout::move_to_column): Likewise.
30251 (layout::print_any_fixits): After printing any fixits, print a
30252 trailing newline, if necessary.
30253 (layout::print_newline): New method, resetting any colorization
30255 (diagnostic_show_locus): Move the pp_newline to before the
30256 early bailout. Remove dummy block enclosing the layout instance.
30257 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30258 of pp_newline_and_flush with pp_flush.
30259 (diagnostic_append_note): Delete use of pp_newline.
30260 (diagnostic_append_note_at_rich_loc): Delete.
30261 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30262 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30263 when newline characters are added to the buffer.
30265 2016-01-26 Michael Matz <matz@suse.de>
30267 * configure.ac (ac_cv_std_swap_in_utility): New test.
30268 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30269 * configure: Regenerate.
30270 * config.in: Regenerate.
30272 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30274 * config/arc/arc.md (cstoresi4): Force operand into register.
30275 (arcset<code>): Fix predicate.
30276 (arcsetltu): Likewise.
30277 (arcsetgeu): Likewise.
30278 (arcsethi): Likewise.
30279 (arcsetls): Likewise.
30281 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30283 PR tree-optimization/69483
30284 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30285 if base has error_mark_node type.
30287 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30290 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30291 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30293 (vget_lane_f16): Handle big-endian.
30294 (vgetq_lane_f16): Likewise.
30295 (vset_lane_f16): Likewise.
30296 (vsetq_lane_f16): Likewise.
30297 * config/arm/iterators.md (VQXMOV): Add V8HF.
30298 (VDQ): Add V4HF and V8HF.
30299 (V_reg): Handle V4HF and V8HF.
30300 (Is_float_mode): Likewise.
30301 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30302 neon_vdup_nv8hf): New patterns.
30303 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30304 Use VD_LANE iterator.
30305 (neon_vld1_dup<mode>): Use VQ2 iterator.
30307 2016-01-26 Nathan Sidwell <nathan@acm.org>
30309 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30310 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30311 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30312 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30313 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30314 (oacc_validate_dims): Add LEVEL arg, don't return level.
30315 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30316 oacc_validate_dims.
30317 (execute_oacc_device_lower): Adjust, add more dump output.
30318 * tree-ssa-loop.c (gate_oacc_kernels): Use
30319 oacc_fn_attrib_kernels_p.
30320 * tree-parloops.c (create_parallel_loop): Adjust
30321 set_oacc_fn_attrib call.
30323 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30326 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30327 (append_compiler_options): Handle -fcilkplus.
30328 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30330 2016-01-26 Nick Clifton <nickc@redhat.com>
30333 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30334 been marked as DECL_ONE_ONLY but we do not the means to make it
30335 so, then do not allow it to bind locally.
30337 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30340 * opts.h (parse_sanitizer_options): New prototype.
30341 * opts.c (sanitizer_opts): New array.
30342 (parse_sanitizer_options): New function.
30343 (common_handle_option): Use parse_sanitizer_options.
30345 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30348 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30349 alignment adjustment to ...
30350 (ix86_update_stack_boundary): Here. Don't over-align stack for
30352 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30353 if __tls_get_addr is called.
30355 2016-01-26 Christian Bruel <christian.bruel@st.com>
30357 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30359 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30361 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30363 2016-01-26 Richard Biener <rguenther@suse.de>
30365 PR middle-end/69467
30366 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30368 2016-01-26 Richard Biener <rguenther@suse.de>
30370 PR tree-optimization/69452
30371 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30372 (move_computations_dom_walker::before_dom_children): Rename
30374 (move_computations_worker): This.
30375 (move_computations): Perform an RPO rather than a DOM walk.
30377 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30380 * combine.c (combine_instructions): For REG_EQUAL note with
30381 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30382 to the underlying register.
30383 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30384 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30386 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30389 * config/aarch64/aarch64-builtins.c
30390 (aarch64_init_simd_builtin_types): Do not set structural
30391 equality to __Poly{8,16,64,128}_t types.
30393 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30395 PR tree-optimization/69400
30396 * wide-int.cc (wi_pack): Take the precision as argument and
30397 perform canonicalization here rather than in the callers.
30398 Use the main loop to handle all full-width HWIs. Add a
30399 zero HWI if in_len isn't a full result.
30400 (wi::divmod_internal): Update accordingly.
30401 (wi::mul_internal): Likewise. Simplify.
30403 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30404 Sebastian Pop <s.pop@samsung.com>
30406 * graphite-poly.c (apply_poly_transforms): Simplify.
30407 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30408 (print_isl_map): Same.
30409 (print_isl_union_map): Same.
30410 (print_isl_schedule): New.
30411 (debug_isl_schedule): New.
30412 * graphite-dependences.c (scop_get_reads): Do not call
30413 isl_union_map_add_map that is undocumented isl functionality.
30414 (scop_get_must_writes): Same.
30415 (scop_get_may_writes): Same.
30416 (scop_get_original_schedule): Remove.
30417 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30418 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30419 (compute_deps): Remove.
30420 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30421 (debug_schedule_ast): New.
30422 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30423 set_separate_option.
30424 (graphite_regenerate_ast_isl): Add dump.
30425 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30426 from scop->transformed_schedule.
30427 (graphite_regenerate_ast_isl): Add more dump.
30428 * graphite-optimize-isl.c (optimize_isl): Set
30429 scop->transformed_schedule. Check whether schedules are equal.
30430 (apply_poly_transforms): Move here.
30431 * graphite-poly.c (apply_poly_transforms): ... from here.
30432 (free_poly_bb): Static.
30433 (free_scop): Static.
30434 (pbb_number_of_iterations_at_time): Remove.
30435 (print_isl_ast): New.
30436 (debug_isl_ast): New.
30437 (debug_scop_pbb): New.
30438 * graphite-scop-detection.c (print_edge): Move.
30439 (print_sese): Move.
30440 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30441 (build_scop_scattering): Remove.
30442 (create_pw_aff_from_tree): Assert instead of bailing out.
30443 (add_condition_to_pbb): Remove unused code, do not fail.
30444 (add_conditions_to_domain): Same.
30445 (add_conditions_to_constraints): Remove.
30446 (build_scop_context): New.
30447 (add_iter_domain_dimension): New.
30448 (build_iteration_domains): Initialize pbb->iterators.
30449 Call add_conditions_to_domain.
30452 (index_outermost_in_loop): New.
30453 (index_pbb_in_loop): New.
30454 (outermost_pbb_in): New.
30455 (add_in_sequence): New.
30456 (add_outer_projection): New.
30457 (outer_projection_mupa): New.
30458 (add_loop_schedule): New.
30459 (build_schedule_pbb): New.
30460 (build_schedule_loop): New.
30461 (embed_in_surrounding_loops): New.
30462 (build_schedule_loop_nest): New.
30463 (build_original_schedule): New.
30464 (build_poly_scop): Call build_original_schedule.
30465 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30466 (free_poly_dr): Remove.
30467 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30468 (free_poly_bb): Remove.
30469 (debug_loop_vec): Remove.
30470 (print_isl_ast): Declare.
30471 (debug_isl_ast): Declare.
30472 (scop_do_interchange): Remove.
30473 (scop_do_strip_mine): Remove.
30474 (scop_do_block): Remove.
30475 (flatten_all_loops): Remove.
30476 (optimize_isl): Remove.
30477 (pbb_number_of_iterations_at_time): Remove.
30478 (debug_scop_pbb): Declare.
30479 (print_schedule_ast): Declare.
30480 (debug_schedule_ast): Declare.
30481 (struct scop): Remove schedule. Add original_schedule,
30482 transformed_schedule.
30483 (free_gimple_poly_bb): Remove.
30484 (print_generated_program): Remove.
30485 (debug_generated_program): Remove.
30486 (unify_scattering_dimensions): Remove.
30487 * sese.c (print_edge): ... here.
30488 (print_sese): ... here.
30489 (debug_edge): ... here.
30490 (debug_sese): ... here.
30491 * sese.h (print_edge): Declare.
30492 (print_sese): Declare.
30493 (dump_edge): Declare.
30494 (dump_sese): Declare.
30496 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30497 Sebastian Pop <s.pop@samsung.com>
30499 * Makefile.in: Set ISLVER in site.exp.
30501 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30503 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30504 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30505 through DECL_VALUE_EXPR for expansion.
30507 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30509 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30510 the frame info after reload completed.
30512 2016-01-25 Jeff Law <law@redhat.com>
30514 PR tree-optimization/69196
30515 PR tree-optimization/68398
30516 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30517 tree-ssa-threadupdate.c.
30518 (determine_bb_domination_status): Prototype
30519 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30520 (determine_bb_domination_status): No longer static.
30521 (valid_jump_thread_path): Remove code to detect characteristics
30522 of the jump thread path not associated with correctness.
30523 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30524 Correct test for thread path length. Count PHIs for real operands as
30525 statements that need to be copied. Do not count ASSERT_EXPRs.
30526 Look at all the blocks in the thread path. Compute and selectively
30527 filter thread paths based on threading through the latch, threading
30528 a multiway branch or crossing a multiway branch.
30530 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30532 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30533 decl with __attribute__ ((unused)) annotation.
30535 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30538 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30539 of operands is compatible with a statement vectype.
30541 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30543 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30544 improve wording for mixed storage order support.
30546 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30548 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30549 (vcvt_u64_f64): Likewise.
30550 (vcvta_s64_f64): Likewise.
30551 (vcvta_u64_f64): Likewise.
30552 (vcvtm_s64_f64): Likewise.
30553 (vcvtm_u64_f64): Likewise.
30554 (vcvtn_s64_f64): Likewise.
30555 (vcvtn_u64_f64): Likewise.
30556 (vcvtp_s64_f64): Likewise.
30557 (vcvtp_u64_f64): Likewise.
30559 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30561 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30562 (arc_init): Check validity mll64 option.
30563 (arc_save_restore): Use double load/store instruction.
30564 (arc_expand_movmem): Likewise.
30565 (arc_split_move): Don't split if we have double load/store
30566 instructions. Returns a boolean.
30567 (arc_process_double_reg_moves): Change function to return boolean
30568 instead of a sequence of instructions.
30569 (arc_dwarf_register_span): New function.
30570 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30571 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30572 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30573 (*movdf_insn): Likewise.
30574 * config/arc/arc.opt (mll64): New option.
30575 * config/arc/predicates.md (even_register_operand): New predicate.
30576 * doc/invoke.texi (ARC Options): Add mll64 documentation.
30578 2016-01-25 Richard Biener <rguenther@suse.de>
30581 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
30582 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
30584 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
30586 2016-01-25 Richard Biener <rguenther@suse.de>
30588 PR tree-optimization/69376
30589 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
30591 (VN_INFO_ANTI_RANGE_P): New inline.
30592 (VN_INFO_RANGE_TYPE): Likewise.
30593 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
30594 SSA_NAME_ANTI_RANGE_P.
30595 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
30596 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30597 Properly query VN_INFO_RANGE_TYPE.
30599 2016-01-25 Nick Clifton <nickc@redhat.com>
30602 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30604 2016-01-23 Tom de Vries <tom@codesourcery.com>
30606 PR tree-optimization/69426
30607 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30610 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30612 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30613 "the the" with "the" in the comments.
30614 * ipa-devirt.c (build_type_inheritance_graph,
30615 update_type_inheritance_graph): Likewise.
30616 * tree.c (build_function_type_list_1): Likewise.
30617 * cfgloopmanip.c (scale_loop_profile): Likewise.
30618 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30619 * gimple-ssa-split-paths.c
30620 (find_block_to_duplicate_for_splitting_paths): Likewise.
30621 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30622 * expr.c (convert_move): Likewise.
30623 * var-tracking.c (vt_stack_adjustments): Likewise.
30624 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30625 * tree-vrp.c (test_for_singularity): Likewise.
30627 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30628 directly instead of building a temporary tree.
30631 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30632 remove <algorithm> include.
30634 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30637 * config/i386/i386.c: Include dojump.h.
30638 (expand_small_movmem_or_setmem,
30639 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30641 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30642 if dynamic_check != -1.
30644 2016-01-21 Jeff Law <law@redhat.com>
30646 PR middle-end/69347
30647 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30648 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30649 into dominated_by_p.
30650 (cprop_into_successor_phis): Avoid unnecessary tests.
30652 2016-01-22 Richard Henderson <rth@redhat.com>
30655 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30656 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30658 2016-01-22 Michael Matz <matz@suse.de>
30660 * system.h (string, algorithm): Include only conditionally.
30661 (new): Include always under C++.
30662 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30663 * final.c (toplevel): Ditto.
30664 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30665 * genconditions.c (write_header): Make gencondmd.c define
30667 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30669 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30670 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30672 2016-01-22 Christian Bruel <christian.bruel@st.com>
30675 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30677 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30680 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30681 define_insn_and_split. Ensure operands[1] and operands[0] do not
30682 get assigned the same register.
30684 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30686 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30688 2016-01-22 Christian Bruel <christian.bruel@st.com>
30690 * config/arm/arm-c.c (arm_pragma_target_parse):
30691 Remove warn_builtin_macro_redefined overwrite.
30693 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30695 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30696 flag_non_call_exceptions compatibility.
30698 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30701 * dwarf2out.c (add_child_die_after): New function.
30702 (dwarf_qual_info_t): New type.
30703 (dwarf_qual_info): New variable.
30704 (qualified_die_p): New function.
30705 (modified_type_die): For -fdebug-types-section, ensure
30706 canonical order of qualifiers. Put qualified DIEs adjacent
30707 to the corresponding non-qualified type DIE and search there
30708 for existing qualified DIEs.
30710 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30712 * doc/extend.texi (scalar_storage_order type attribute): Document
30713 restriction on type punning and aliasing, and remove future tense.
30715 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30718 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30721 2016-01-21 Jeff Law <law@redhat.com>
30723 PR middle-end/69347
30724 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30725 useless call to record_temporary_equivalences.
30726 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30727 allocate 10 slots in the bb_path vector and let it grow as needed.
30728 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30731 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30733 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30735 * configure: Regenerate.
30737 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30739 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30740 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30742 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30744 PR middle-end/66178
30745 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30746 drop EXPAND_INITIALIZER.
30747 * rtl.h (contains_symbolic_reference_p): Declare.
30748 * rtlanal.c (contains_symbolic_reference_p): New function.
30749 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30750 a subtraction into a NOT if symbolic constants are involved.
30752 2016-01-21 Anton Blanchard <anton@samba.org>
30753 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30756 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30758 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30761 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30763 * config/microblaze/microblaze.c
30764 (get_branch_target): New.
30765 (insert_wic_for_ilb_runout): New.
30767 (microblaze_machine_dependent_reorg): New.
30768 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30769 * config/microblaze/microblaze.md
30770 (UNSPEC_IPREFETCH): Define.
30771 (iprefetch): New pattern
30772 * config/microblaze/microblaze.opt
30773 (mxl-prefetch): New flag.
30775 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30777 * config/microblaze/microblaze.h
30778 (FIXED_REGISTERS): Update in macro.
30779 (CALL_USED_REGISTERS): Update in macro.
30781 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30783 PR rtl-optimization/68920
30784 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30787 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30789 PR rtl-optimization/68990
30790 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30791 pseudo instead of inheritance ones.
30793 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30794 Nick Clifton <nickc@redhat.com>
30798 * config/mips/mips.c (mips_compute_frame_info): Initialise
30799 args_size and hard_frame_pointer_offset fields of the frame
30800 structure before calling mips_global_pointer.
30802 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30804 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30806 * configure: Regenerate.
30808 2016-01-21 Richard Biener <rguenther@suse.de>
30810 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30812 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30814 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30815 to actually emit the .size directive.
30817 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30818 Jakub Jelinek <jakub@redhat.com>
30822 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30823 args array size by one to avoid buffer overflow.
30825 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30827 * config/s390/s390.md (pool_section_start): Use switch_to_section
30828 to select proper read-only data section instead of hardcoding
30830 (pool_section_end): Use switch_to_section to match the above.
30832 2016-01-21 Richard Biener <rguenther@suse.de>
30834 PR tree-optimization/69378
30835 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30836 (set_ssa_val_to): Use it for dominance checks taking into
30837 account not executable edges.
30839 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30842 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
30843 for bitsize instead of GET_MODE_PRECISION (mode).
30845 2016-01-20 Martin Sebor <msebor@redhat.com>
30848 * extend.texi (__sync Builtins): Clarify the semantics of
30849 __sync_fetch_and_OP built-ins on pointers.
30850 (__atomic Builtins): Same.
30852 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30853 Sebastian Pop <s.pop@samsung.com>
30855 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
30856 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
30857 (is_valid_rename): Same.
30858 (translate_isl_ast_to_gimple::get_rename): Same.
30859 (translate_isl_ast_to_gimple::rename_all_uses): Same.
30860 (translate_isl_ast_to_gimple::rename_uses): Same.
30861 (get_new_name): Check for close_phi nodes.
30862 (copy_loop_phi_args): Use phi_node_kind.
30863 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
30864 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
30866 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30867 Sebastian Pop <s.pop@samsung.com>
30869 Revert commit r229783.
30870 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
30871 Remove use of parameter_rename_map.
30872 (copy_def): Remove.
30873 (copy_internal_parameters): Remove.
30874 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
30875 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
30876 (free_sese_info): Do not free parameter_rename_map.
30877 (set_rename): Do not use parameter_rename_map.
30878 (rename_uses): Update call to set_rename.
30879 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
30880 * sese.h (parameter_rename_map_t): Remove.
30881 (struct sese_info_t): Remove field parameter_rename_map.
30883 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30884 Sebastian Pop <s.pop@samsung.com>
30886 * graphite-isl-ast-to-gimple.c: Fix comment.
30887 * graphite-scop-detection.c (defined_in_loop_p): New.
30888 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
30889 names defined in loop.
30891 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30892 Sebastian Pop <s.pop@samsung.com>
30894 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
30895 Discard unstructured if-then-else regions.
30897 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30898 Sebastian Pop <s.pop@samsung.com>
30900 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
30901 (cleanup_loop_iter_dom): Remove.
30902 (build_loop_iteration_domains): Remove.
30903 (build_scop_context): Remove.
30904 (build_scop_iteration_domain): Remove.
30905 (add_loop_constraints): New.
30906 (build_iteration_domains): New.
30907 (build_poly_scop): Call build_iteration_domains.
30909 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30910 Sebastian Pop <s.pop@samsung.com>
30912 * graphite-scop-detection.c
30913 (scop_detection::harmful_loop_in_region): Free dom and loops.
30914 (scop_detection::loop_body_is_valid_scop): Free bbs.
30916 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30917 Sebastian Pop <s.pop@samsung.com>
30919 * graphite-scop-detection.c (record_loop_in_sese): New.
30920 (gather_bbs::before_dom_children): Call record_loop_in_sese.
30921 (build_scops): Remove call to build_sese_loop_nests.
30922 * sese.c (sese_record_loop): Remove.
30923 (build_sese_loop_nests): Remove.
30924 (new_sese_info): Remove region->loops.
30925 (free_sese_info): Same.
30926 * sese.h (sese_contains_loop): Same.
30927 (build_sese_loop_nests): Remove.
30928 (sese_contains_loop): Remove.
30930 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30931 Sebastian Pop <s.pop@samsung.com>
30933 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
30934 loop_is_valid_in_scop.
30935 (scop_detection::harmful_stmt_in_region): Renamed
30936 harmful_loop_in_region.
30937 Call loop_is_valid_in_scop.
30939 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30940 Sebastian Pop <s.pop@samsung.com>
30942 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
30945 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30946 Sebastian Pop <s.pop@samsung.com>
30948 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
30949 * graphite.h (struct poly_bb): Remove field is_reduction.
30950 (PBB_IS_REDUCTION): Remove.
30952 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30953 Sebastian Pop <s.pop@samsung.com>
30955 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
30956 (add_pdr_constraints): Same.
30957 (scop_get_reads): Same.
30958 (scop_get_must_writes): Same.
30959 (scop_get_may_writes): Same.
30960 (scop_get_original_schedule): Same.
30961 (extend_schedule): Same.
30962 (apply_schedule_on_deps): Same.
30963 (carries_deps): Same.
30964 (compute_deps): Same.
30965 (scop_get_dependences): Same.
30966 * graphite-isl-ast-to-gimple.c
30967 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
30968 * graphite-optimize-isl.c (get_schedule_for_band): Same.
30969 (get_schedule_for_band_list): Same.
30970 (get_schedule_map): Same.
30971 (apply_schedule_map_to_scop): Same.
30972 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
30973 (build_loop_iteration_domains): Same.
30974 (add_condition_to_pbb): Same.
30975 (add_param_constraints): Same.
30976 (pdr_add_memory_accesses): Same.
30977 (pdr_add_data_dimensions): Same.
30979 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30981 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
30984 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30986 * common.opt (feliminate-dwarf2-dups): Replace references to
30987 "DWARF 2" with just "DWARF".
30988 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
30989 * doc/extend.texi: Likewise.
30990 * doc/cpp.texi: Likewise.
30991 * doc/invoke.texi: Likewise.
30992 (Option Summary): Add -gdwarf to list of Debugging Options.
30993 (Debugging Options): Document -gdwarf.
30994 * doc/contrib.texi: Spell "DWARF" like that.
30996 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30998 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
30999 warning. Fix up formatting.
31001 PR middle-end/67653
31002 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31003 attempt to mark memory input operand addressable and
31004 call prepare_gimple_addressable in that case. Don't adjust
31005 input_location for diagnostics, use error_at instead.
31007 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31009 * config/rs6000/ppc-auxv.h: New file.
31010 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31011 (cpu_is): Likewise.
31012 (cpu_supports): Likewise.
31013 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31014 (cpu_is_info): New variable.
31015 (cpu_supports_info): Likewise.
31016 (tcb_verification_symbol): Likewise.
31017 (cpu_builtin_p): Likewise.
31018 (cpu_expand_builtin): New function.
31019 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31020 (rs6000_init_builtins): Likewise.
31021 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31022 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31023 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31024 * configure: Regenerate.
31025 * config.in: Likewise.
31026 * doc/extend.texi (PowerPC Built-in Functions): Document
31027 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31029 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31032 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31034 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31037 2016-01-20 Richard Henderson <rth@redhat.com>
31043 * tree.c (tm_define_builtin): New.
31044 (find_tm_vector_type): New.
31045 (build_tm_vector_builtins): New.
31046 (build_common_builtin_nodes): Call it.
31048 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31050 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31051 (arm_fp_ok): Likewise.
31052 (arm_fp): Likewise.
31053 (arm_crypto): Likewise.
31055 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31056 Richard Biener <rguenther@suse.de>
31058 PR tree-optimization/69328
31059 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31060 vectors have same number of elements.
31061 (vectorizable_condition): Fix masked version recognition.
31063 2016-01-20 Richard Biener <rguenther@suse.de>
31065 PR tree-optimization/69345
31066 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31067 (VN_INFO_PTR_INFO): Likewise.
31068 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31069 info when it is equal between non-dominating SSA names.
31070 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31071 Make sure to look at original SSA infos.
31073 2016-01-20 Jeff Law <law@redhat.com>
31076 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31078 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31079 (pc_or_label_operand): New predicate.
31080 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31081 tests for small integers that are 2^n - 1.
31083 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31085 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31087 2016-01-19 Jeff Law <law@redhat.com>
31089 PR middle-end/69347
31090 * tree-ssa-threadbackwards.c
31091 (fsm_find_control_statement_thread_paths): Do not try to lookup
31092 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31094 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31096 * doc/lto.texi: Remove text that says only Gold has linker plugin
31099 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31101 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31102 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31103 the DIE accordingly.
31104 (modified_type_die): Add REVERSE parameter and pass it recursively,
31105 as well as to base_type_die. Adjust presence check accordingly.
31106 (base_type_for_mode): Adjust call to modified_type_die.
31107 (add_type_attribute): Add REVERSE parameter and pass it to
31109 (generic_parameter_die): Adjust call to add_type_attribute.
31110 (add_scalar_info): Likewise.
31111 (add_subscript_info): Likewise.
31112 (gen_array_type_die): Likewise.
31113 (gen_descr_array_type_die): Likewise.
31114 (gen_entry_point_die): Likewise.
31115 (gen_enumeration_type_die): Likewise.
31116 (gen_formal_parameter_die): Likewise.
31117 (gen_subprogram_die): Likewise.
31118 (gen_variable_die ): Likewise.
31119 (gen_const_die): Likewise.
31120 (gen_field_die): Likewise.
31121 (gen_pointer_type_die): Likewise.
31122 (gen_reference_type_die): Likewise.
31123 (gen_ptr_to_mbr_type_die): Likewise.
31124 (gen_inheritance_die): Likewise.
31125 (gen_subroutine_type_die): Likewise.
31126 (gen_typedef_die): Likewise.
31127 (force_type_die): Adjust call to modified_type_die.
31129 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31131 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31132 flow throughout the file. Fix broken link to Objective-C 2.0
31134 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31137 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31139 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31141 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31144 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31145 (maybe_record_node): Record cxa_pure_virtual as the only possible
31146 target if there are not ohter candidates.
31147 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31149 2016-01-19 Richard Biener <rguenther@suse.de>
31151 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31152 (get_memory_order): Likewise.
31154 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31156 * tree-vect-stmts.c (vectorizable_store): Check
31159 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31162 * gcc.c (driver::decode_argv): Add call to
31163 init_opts_obstack before init_options_struct.
31164 * opts.c (init_opts_obstack): Remove idempotency.
31165 (init_options_struct): Replace call to init_opts_obstack
31166 with a gcc_assert to verify that it has already been called.
31167 * toplev.c (toplev::main): Add call to init_opts_obstack before
31168 calls to init_options_struct.
31169 (toplev::finalize): Move cleanup of opts_obstack next to
31170 cleanup of save_decoded_options, clearing the latter, and
31171 save_decoded_options_count.
31173 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31176 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31177 attribute to unconditional. Remove %? from output template.
31179 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31180 Jiong Wang <jiong.wang@arm.com>
31182 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31183 generated from different expand order.
31185 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31187 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31188 Add support for CCMP costing.
31190 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31192 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31193 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31194 (fccmpe<mode>): Likewise.
31195 (fcmp): Rename to fcmp and globalize pattern.
31197 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31198 (aarch64_gen_ccmp_next): Add FP support.
31200 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31202 * target.def (gen_ccmp_first): Update documentation.
31203 (gen_ccmp_next): Likewise.
31204 * doc/tm.texi (gen_ccmp_first): Update documentation.
31205 (gen_ccmp_next): Likewise.
31206 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31207 expand_ccmp_expr_1. Improve comments.
31208 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31209 (ccmp_ior<mode>): Remove pattern.
31210 (cmp<mode>): Remove expand.
31211 (cmp): Globalize pattern.
31212 (cstorecc4): Use cc_register.
31213 (mov<mode>cc): Remove ccmp_cc_register check.
31214 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31215 Simplify after removal of CC_DNE/* modes.
31216 (aarch64_ccmp_mode_to_code): Remove.
31217 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31218 In 'k' case use integer as condition.
31219 (aarch64_nzcv_codes): Remove inverted cases.
31220 (aarch64_code_to_ccmode): Remove.
31221 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31222 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31223 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31224 pattern. Return the comparison with CC register. Invert conditions
31225 when bitcode is OR.
31226 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31227 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31229 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31231 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31232 instrumented_version.
31234 2016-01-19 Richard Biener <rguenther@suse.de>
31236 PR tree-optimization/69336
31237 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31238 handled components with get_ref_base_and_extent.
31239 (equal_mem_array_ref_p): Adjust.
31241 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31244 * shrink-wrap.c: Include valtrack.h.
31245 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31246 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31247 in between insn and where it will be moved to. Call
31248 dead_debug_insert_temp.
31249 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31250 first and dead_debug_local_finish at the end.
31251 For uses and defs bitmap, handle all regs in between REGNO and
31252 END_REGNO, not just the first one.
31254 2016-01-19 Richard Biener <rguenther@suse.de>
31256 PR tree-optimization/69352
31257 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31258 (equal_mem_array_ref_p): Constrain size and max size properly.
31259 Compare the reverse flag.
31261 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31263 * ira.c (ira): Update regstat data if we deleted insns.
31265 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31267 PR rtl-optimization/68955
31268 PR rtl-optimization/64557
31269 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31270 here. Fix up formatting.
31271 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31273 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31276 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31277 assume that the node has body.
31278 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31281 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31283 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31286 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31288 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31289 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31291 2016-01-19 Martin Jambor <mjambor@suse.cz>
31292 Martin Liska <mliska@suse.cz>
31293 Michael Matz <matz@suse.de>
31295 * Makefile.in (OBJS): Add new source files.
31296 (GTFILES): Add hsa.c.
31297 * common.opt (disable_hsa): New variable.
31298 (-Whsa): New warning.
31299 * config.in (ENABLE_HSA): New.
31300 * configure.ac: Treat hsa differently from other accelerators.
31301 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31302 $enable_offloading.
31303 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31304 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31305 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31306 --with-hsa-kmt-lib.
31307 * doc/invoke.texi (-Whsa): Document.
31308 (hsa-gen-debug-stores): Likewise.
31309 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31310 to invoke offload compiler for hsa acclerator.
31311 * opts.c (common_handle_option): Determine whether HSA offloading
31312 should be performed.
31313 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31314 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31315 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31316 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31317 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31318 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31319 GF_OMP_FOR_KIND_GRID_LOOP.
31320 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31321 (pp_gimple_stmt_1): Likewise.
31322 * gimple-walk.c (walk_gimple_stmt): Likewise.
31323 * gimple.c (gimple_build_omp_grid_body): New function.
31324 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31325 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31326 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31327 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31328 GF_OMP_TEAMS_GRID_PHONY.
31329 (gimple_statement_omp_single_layout): Updated comments.
31330 (gimple_build_omp_grid_body): New function.
31331 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31332 (gimple_omp_for_grid_phony): New function.
31333 (gimple_omp_for_set_grid_phony): Likewise.
31334 (gimple_omp_parallel_grid_phony): Likewise.
31335 (gimple_omp_parallel_set_grid_phony): Likewise.
31336 (gimple_omp_teams_grid_phony): Likewise.
31337 (gimple_omp_teams_set_grid_phony): Likewise.
31338 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31339 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31340 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31341 (BUILT_IN_GOMP_TARGET): Updated type.
31342 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31343 (adjust_for_condition): New function.
31344 (get_omp_for_step_from_incr): Likewise.
31345 (extract_omp_for_data): Moved parts to adjust_for_condition and
31346 get_omp_for_step_from_incr.
31347 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31348 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31349 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31350 (scan_omp_parallel): Do not create child functions for phony
31352 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31353 (scan_omp_1_op): Checking assert we are not remapping to
31354 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31355 (parallel_needs_hsa_kernel_p): New function.
31356 (expand_parallel_call): Register apprpriate parallel child
31357 functions as HSA kernels.
31358 (grid_launch_attributes_trees): New type.
31359 (grid_attr_trees): New variable.
31360 (grid_create_kernel_launch_attr_types): New function.
31361 (grid_insert_store_range_dim): Likewise.
31362 (grid_get_kernel_launch_attributes): Likewise.
31363 (get_target_argument_identifier_1): Likewise.
31364 (get_target_argument_identifier): Likewise.
31365 (get_target_argument_value): Likewise.
31366 (push_target_argument_according_to_value): Likewise.
31367 (get_target_arguments): Likewise.
31368 (expand_omp_target): Call get_target_arguments instead of looking
31369 up for teams and thread limit.
31370 (grid_expand_omp_for_loop): New function.
31371 (grid_arg_decl_map): New type.
31372 (grid_remap_kernel_arg_accesses): New function.
31373 (grid_expand_target_kernel_body): New function.
31374 (expand_omp): Call it.
31375 (lower_omp_for): Do not emit phony constructs.
31376 (lower_omp_taskreg): Do not emit phony constructs but create for them
31377 a temporary variable receiver_decl.
31378 (lower_omp_taskreg): Do not emit phony constructs.
31379 (lower_omp_teams): Likewise.
31380 (lower_omp_grid_body): New function.
31381 (lower_omp_1): Call it.
31382 (grid_reg_assignment_to_local_var_p): New function.
31383 (grid_seq_only_contains_local_assignments): Likewise.
31384 (grid_find_single_omp_among_assignments_1): Likewise.
31385 (grid_find_single_omp_among_assignments): Likewise.
31386 (grid_find_ungridifiable_statement): Likewise.
31387 (grid_target_follows_gridifiable_pattern): Likewise.
31388 (grid_remap_prebody_decls): Likewise.
31389 (grid_copy_leading_local_assignments): Likewise.
31390 (grid_process_kernel_body_copy): Likewise.
31391 (grid_attempt_target_gridification): Likewise.
31392 (grid_gridify_all_targets_stmt): Likewise.
31393 (grid_gridify_all_targets): Likewise.
31394 (execute_lower_omp): Call grid_gridify_all_targets.
31395 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31396 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31397 (tree_omp_clause): Added union field dimension.
31398 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31399 * tree.c (omp_clause_num_ops): Added number of arguments of
31400 OMP_CLAUSE__GRIDDIM_.
31401 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31402 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31403 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31404 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31405 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31406 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31407 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31408 * tree-pass.h (make_pass_gen_hsail): Declare.
31409 (make_pass_ipa_hsa): Likewise.
31410 * ipa-hsa.c: New file.
31411 * lto-section-in.c (lto_section_name): Add hsa section name.
31412 * lto-streamer.h (lto_section_type): Add hsa section.
31413 * timevar.def (TV_IPA_HSA): New.
31414 * hsa-brig-format.h: New file.
31415 * hsa-brig.c: New file.
31416 * hsa-dump.c: Likewise.
31417 * hsa-gen.c: Likewise.
31420 * toplev.c (compile_file): Call hsa_output_brig.
31421 * hsa-regalloc.c: New file.
31423 2016-01-18 Jeff Law <law@redhat.com>
31425 PR tree-optimization/69320
31426 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31427 ranged object, do nothing if the RHS constant is not [0..1].
31428 (optimize_stmt): Comparing a boolean ranged object against a
31429 constant outside [0..1] results in a compile-time constant.
31431 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31434 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31436 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31437 (Option Summary): Update to reflect new section and moved options.
31438 (C++ Dialect Options): Move -fstats to new section.
31439 (Debugging Options): Move all dump, statistics, and other GCC
31440 developer options to new section. Rewrite section introduction
31441 and re-order remaining options to put the more basic ones first.
31442 (Optimization Options): Move -fira-verbose and -flto-report* to
31444 (Developer Options): New section incorporating moved options.
31445 * doc/cppopts.texi (-dM): Update cross-reference.
31447 2016-01-18 Richard Henderson <rth@redhat.com>
31450 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31451 operands to pseudo only if CSE is expected. Split long immediate
31452 operands only after reload, and for the stack pointer.
31453 (*add<GPI>3_pluslong): Remove.
31454 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31455 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31456 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31457 (*add<GPI>3 peepholes): New.
31458 (*add<GPI>3 splitters): New.
31459 * config/aarch64/constraints.md (Upl): New.
31460 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31462 2016-01-18 Richard Biener <rguenther@suse.de>
31464 PR tree-optimization/69297
31465 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31467 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31469 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31471 PR middle-end/68542
31472 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31473 of mixind vector and scalar types.
31474 (fold_relational_const): Add handling of vector
31475 comparison with boolean result.
31476 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31477 comparison of vector operands with boolean result for EQ/NE only.
31478 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31479 (verify_gimple_cond): Likewise.
31480 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31483 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31485 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31488 2016-01-18 Richard Biener <rguenther@suse.de>
31490 PR middle-end/69308
31491 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31493 2016-01-18 Tom de Vries <tom@codesourcery.com>
31495 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31497 2016-01-18 Tom de Vries <tom@codesourcery.com>
31499 * omp-low.c (set_oacc_fn_attrib): Make extern.
31500 * omp-low.h (set_oacc_fn_attrib): Declare.
31501 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31502 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31503 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31504 Add and handle function parameter oacc_kernels_p.
31505 (find_reduc_addr, get_omp_data_i_param): New function.
31506 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31507 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31508 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31509 Calculate dominance info. Skip loops that are not in a kernels region
31510 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31511 (pass_parallelize_loops::execute): Call parallelize_loops with
31512 oacc_kernels_p argument.
31513 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31514 New member function.
31515 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31516 * passes.def: Add argument to pass_parallelize_loops instantation.
31518 2016-01-18 Tom de Vries <tom@codesourcery.com>
31520 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31521 pass_parallelize_loops to be run outside the loop pipeline.
31523 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31525 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31526 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31528 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31531 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31532 using get_ref_base_and_extent.
31533 (equal_mem_array_ref_p): New.
31534 (hashable_expr_equal_p): Add call to previous.
31536 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31539 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31540 (sra_initialize): Allocate disqualified_constants.
31541 (sra_deinitialize): Free disqualified_constants.
31542 (disqualify_candidate): Update disqualified_constants when appropriate.
31543 (create_access): Scan for constant-pool entries as we go along.
31544 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31545 (maybe_add_sra_candidate): Allow constant-pool entries.
31546 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31547 (initialize_constant_pool_replacements): New.
31548 (sra_modify_assign): Avoid mangling assignments created by previous,
31549 and don't generate writes into constant pool.
31550 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31552 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31554 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31555 andnot instruction.
31556 (scalar_chain::convert_op): Likewise.
31557 * config/i386/i386.md (*andndi3_doubleword): New.
31559 2016-01-18 Richard Biener <rguenther@suse.de>
31561 PR tree-optimization/69170
31562 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31563 building a vector from scalar results of a pattern stmt.
31565 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31567 * haifa-sched.c (autopref_multipass_init): Work around
31568 -Wmaybe-uninitialized warning.
31570 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31572 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31573 against the constant 0.
31575 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31577 PR tree-optimization/68799
31578 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
31579 look up phi candidates in the statement-candidate map.
31580 (phi_add_costs): Likewise.
31581 (record_phi_increments): Likewise.
31582 (phi_incr_cost): Likewise.
31583 (ncd_with_phi): Likewise.
31584 (all_phi_incrs_profitable): Likewise.
31586 2016-01-17 Jakub Jelinek <jakub@redhat.com>
31588 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
31589 -Wmaybe-uninitialized warning.
31591 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
31593 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31594 (Option Summary): Update to reflect new section and moved options.
31595 (C++ Dialect Options): Move -fvtable-verify and related options.
31596 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
31597 and profiling-related options.
31598 (Optimization Options): Move profile generation options and
31599 -fstack-protector and related options.
31600 (Instrumentation Options): New section incorporating moved options.
31601 (Code Generation Options): Move -finstrument-functions and
31602 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31604 2016-01-16 Tom de Vries <tom@codesourcery.com>
31606 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31608 2016-01-16 Tom de Vries <tom@codesourcery.com>
31610 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31612 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31614 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31615 that checks whether the table is already empty. Rename the
31616 original implementation to...
31617 (hash_table::empty_slot): ...this new private function.
31619 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31621 PR diagnostic/68899
31622 * diagnostic-show-locus.c (layout::print_source_line): Move x
31623 offset of line until after call to
31624 get_line_width_without_trailing_whitespace.
31626 2016-01-15 Jeff Law <law@redhat.com>
31628 PR tree-optimization/69270
31629 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31630 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31631 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31632 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31633 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31634 ssa_name_has_boolean_range and constant_boolean_node.
31636 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31638 PR rtl-optimization/69030
31639 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31641 (spill_pseudos): Delete debug insn for dead pseudo.
31642 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31644 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31646 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31648 (TYPES_UNOPUS): Likewise.
31649 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31650 builtin type, from UNOP to UNOPUS.
31651 (lbtruncuv4sf): Likewise.
31652 (lbtruncuv2df): Likewise.
31653 (lrounduv2sf): Likewise.
31654 (lrounduv4sf): Likewise.
31655 (lrounduv2df): Likewise.
31656 (lroundusf): Likewise.
31657 (lroundusf): Likewise.
31658 (lceiluv2sf): Likewise.
31659 (lceiluv4sf): Likewise.
31660 (lceiluv2df): Likewise.
31661 (lceilusf): Likewise.
31662 (lceiludf): Likewise.
31663 (lflooruv2sf): Likewise.
31664 (lflooruv4sf): Likewise.
31665 (lflooruv2df): Likewise.
31666 (lfloorusf): Likewise.
31667 (lfloorudf): Likewise.
31668 (lfrintnuv2sf): Likewise.
31669 (lfrintnuv4sf): Likewise.
31670 (lfrintnuv2df): Likewise.
31671 (lfrintnusf): Likewise.
31672 (lfrintnudf): Likewise.
31673 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31675 (vcvtq_u32_f32): Likewise.
31676 (vcvtq_u64_f64): Likewise.
31677 (vcvta_u32_f32): Likewise.
31678 (vcvtaq_u32_f32): Likewise.
31679 (vcvtaq_u64_f64): Likewise.
31680 (vcvtm_u32_f32): Likewise.
31681 (vcvtmq_u32_f32): Likewise.
31682 (vcvtmq_u64_f64): Likewise.
31683 (vcvtn_u32_f32): Likwise.
31684 (vcvtnq_u32_f32): Likewise.
31685 (vcvtnq_u64_f64): Likewise.
31686 (vcvtp_u32_f32): Likewise.
31687 (vcvtpq_u32_f32): Likewise.
31688 (vcvtpq_u64_f64): Likewise.
31689 (vcvtmd_u64_f64): Likewise.
31690 (vcvtms_u32_f32): Likewise.
31691 (vcvtad_u64_f64): Likewise.
31692 (vcvtas_u32_f32): Likewise.
31693 (vcvtnd_u64_f64): Likewise.
31694 (vcvtns_u32_f32): Likewise.
31695 (vcvtpd_u64_f64): Likewise.
31696 (vcvtps_u32_f32): Likewise.
31698 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31700 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31701 CSEL of zero_extended registers.
31703 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31705 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31706 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31708 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31710 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31711 false when argument string is not found in the attributes table
31714 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31717 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31718 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31719 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31720 precision estimate.
31722 2016-01-15 Richard Biener <rguenther@suse.de>
31724 PR tree-optimization/66856
31725 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31726 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31727 (vect_create_new_slp_node): Increment stmt reference count.
31728 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31729 an SLP tree before swapping operands.
31730 (vect_build_slp_tree): Likewise.
31731 (destroy_bb_vec_info): Free stmt info after SLP instances.
31732 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31733 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31734 (STMT_VINFO_NUM_SLP_USES): New macro.
31736 2016-01-15 Richard Biener <rguenther@suse.de>
31739 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31740 (add_linkage_name): ... here.
31741 (gen_typedef_die): Use add_linkage_name_raw instead of
31742 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31745 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31747 * gimplify.c (oacc_default_clause): Decode reference and pointer
31748 types for both kernels and parallel regions.
31750 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31752 PR middle-end/69246
31753 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31755 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31757 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31758 (convert_scalars_to_vector): Likewise.
31760 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31762 * doc/extend.texi (Type Traits): Fix grammar.
31764 2016-01-15 Martin Jambor <mjambor@suse.cz>
31766 * tree-inline.c (remap_decl): Use existing dclarations if
31767 remapping a type and prevent_decl_creation_for_types.
31768 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31769 decls first. Do real remapping with
31770 prevent_decl_creation_for_types set.
31771 * tree-inline.h (copy_body_data): New field
31772 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31775 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31777 * config/s390/s390.opt (mmvcle): More verbose help text.
31779 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31781 * config/s390/s390.opt: Add period to -mzvector option text.
31783 2016-01-15 Richard Biener <rguenther@suse.de>
31785 PR tree-optimization/68961
31786 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31787 of invariants in stores again.
31789 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31791 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31793 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31795 * config/i386/i386.c (ix86_expand_branch): Don't split
31796 DI mode xor instruction to SI mode.
31798 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31801 * ipa-icf.c (sem_function::merge): Virtual functions may become
31802 reachable even if they address is not taken and there are no
31805 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31807 * lto-streamer-out.c (subtract_estimated_size): New function.
31808 (get_symbol_initial_value): Use it.
31810 2016-01-15 Christian Bruel <christian.bruel@st.com>
31813 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31814 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31815 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31816 use add_builtin_function_ext_scope instead of add_builtin_function.
31817 (neon_set_p, neon_crypto_set_p): Remove.
31818 (arm_init_builtins): Always call arm_init_neon_builtins and
31819 arm_init_crypto_builtins.
31820 (arm_expand_builtin): Check that builtins are allowed for the arch.
31821 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31822 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31823 arm_init_neon_builtins call.
31825 2016-01-15 Richard Biener <rguenther@suse.de>
31827 PR tree-optimization/69117
31828 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31829 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31830 of the leader conservatively.
31831 (free_scc_vn): Restore original SSA name infos.
31833 2016-01-14 Jeff Law <law@redhat.com>
31835 PR tree-optimization/69270
31836 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31837 single bit of precision, verify it's also unsigned.
31838 (record_edge_info): Use constant_boolean_node rather than fold_convert
31839 to convert boolean_true/boolean_false to the right type.
31841 2016-01-14 Richard Henderson <rth@redhat.com>
31844 * loop-doloop.c (record_reg_sets): New.
31845 (doloop_optimize): Reject the transform if the sequence
31846 clobbers registers live at the end of the loop block.
31847 (doloop_optimize_loops): Enable df_live if needed.
31849 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31851 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
31852 * config/rs6000/rs6000.c: Likewise.
31853 * config/rs6000/rs6000.h: Likewise.
31854 * config/rs6000/rs6000.md: Likewise.
31855 * doc/extend.texi: Likewsie.
31857 2016-01-14 Jeff Law <law@redhat.com>
31859 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
31862 2016-01-14 Richard Henderson <rth@redhat.com>
31866 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
31867 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
31868 instead of builtin_decl_declared_p to test for declaration.
31870 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
31872 * doc/loop.texi (Loop Analysis and Representation): Document
31873 loop_depth function.
31875 2016-01-14 Tom de Vries <tom@codesourcery.com>
31877 PR tree-optimization/68773
31878 * omp-low.c (expand_omp_target): Don't set force_output.
31879 * varpool.c (varpool_node::get_create): Same.
31880 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
31881 offload_funcs with force_output.
31883 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31886 * lra-eliminations.c (move_plus_up): Don't change anything if either
31887 the outer or inner subreg mode is not MODE_INT.
31888 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
31889 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
31891 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31893 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
31894 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
31895 reduc_uplus_@var{m}): Remove.
31896 * expr.c (expand_expr_real_2): Remove expansion path for
31897 reduc_[us](min|max|plus) optabs.
31898 * optabs-tree.c (scalar_reduc_to_vector): Remove.
31899 * optabs-tree.h (scalar_reduc_to_vector): Remove.
31900 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
31901 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
31902 * tree-vect-loop.c (vectorizable_reduction): Remove test for
31903 reduc_[us](min|max|plus) optabs.
31905 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31907 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
31908 (reduc_plus_scal_v2sf): New.
31909 (reduc_smax_v2sf): Rename to...
31910 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
31911 (reduc_smin_v2sf): Rename to...
31912 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
31914 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
31916 * alias.c (compare_base_symbol_refs): New function.
31917 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
31920 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31922 PR middle-end/68146
31923 PR tree-optimization/69155
31924 * tree-complex.c: Include cfganal.h.
31925 (phis_to_revisit): New variable.
31926 (extract_component): Add phiarg_p argument. Assert that returned
31927 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
31928 (update_phi_components): Partly rewrite to use loop over real/imag
31929 components instead of code duplication. If extract_component returns
31930 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
31931 create_tmp_reg into the PHI node instead, and mention the phi triplet
31932 in phis_to_revisit.
31933 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
31934 in phis_to_revisit at the end.
31936 2016-01-14 Richard Biener <rguenther@suse.de>
31938 PR tree-optimization/68060
31939 * tree-vect-loop.c (vect_is_simple_reduction): Check the
31940 outer loop reduction is only used in the inner loop before
31941 detecting a double reduction.
31943 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31946 * combine.c (expand_field_assignment): Punt if compute_mode is
31947 unsupported scalar mode.
31949 2016-01-14 Richard Biener <rguenther@suse.de>
31951 PR tree-optimization/66856
31952 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
31953 SLP node only if it built successfully.
31954 (vect_analyze_slp_instance): Adjust.
31956 2016-01-14 Jeff Law <law@redhat.com>
31958 PR tree-optimization/69270
31959 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
31960 (record_edge_info): Use it. Convert boolean_{true,false}_node
31961 to the type of op0.
31963 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
31966 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
31967 use block_ultimate_origin
31968 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
31970 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31972 * doc/invoke.texi (Submodel Options): Rename section to
31973 "Machine-Dependent Options" to better reflect its content.
31974 Rewrite introductory text to remove archaic CPU names.
31977 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31979 * doc/invoke.texi (Code Gen Options): Move section up in file,
31980 before target-specific options. Update menu and option summary
31981 to reflect the new section ordering.
31983 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31985 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
31986 (C++ Dialect Options): Add cross-reference to -std option.
31987 * doc/standards.texi (C++ Language): Document C++14 support.
31989 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
31991 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
31992 for pack/unpack functions for __ibm128.
31993 (PACK_IF): Likewise.
31994 (UNPACK_IF): Likewise.
31996 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
31997 support for __ibm128 pack/unpack functions.
31998 (rs6000_invalid_builtin): Likewise.
31999 (rs6000_init_builtins): Likewise.
32000 (rs6000_opt_masks): Likewise.
32002 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32003 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32005 (RS6000_BTM_COMMON): Likewise.
32007 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32008 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32009 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32010 128-bit floating point. Add support for the double values to be
32011 in Altivec registers for TF/IF packing and unpacking, but restrict
32012 TD packing sub-fields to be FPR registers. Don't allow overlapped
32013 register support for packing. Allow pack inputs to be memory
32014 locations. Don't build generator functions for unpack<mode>_dm
32015 and unpack<mode>_nodm.
32016 (unpack<mode>_dm): Likewise.
32017 (unpack<mode>_nodm): Likewise.
32018 (pack<mode>): Likewise.
32020 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32021 built-in functions to pack/unpack explicit __ibm128 values.
32022 (__builtin_unpack_ibm128): Likewise.
32024 * doc/extend.texi (PowerPC Built-in Functions): Document
32025 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32027 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32030 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32031 Add new arg loc and pass it down as context.
32032 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32033 to the location to use for the warning.
32034 (check_function_arguments): New arg loc. All callers changed. Pass
32035 it to check_function_nonnull.
32036 * c-common.h (check_function_arguments): Adjust declaration.
32038 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32040 PR tree-optimization/69156
32041 * gimple.c (validate_type): Removed.
32042 (gimple_builtin_call_types_compatible_p): Use
32043 useless_type_conversion_p instead of validate_type.
32044 * value-prof.c (gimple_stringop_fixed_value): Fold
32045 icall_size to correct type.
32047 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32049 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32052 2016-01-13 Richard Henderson <rth@redhat.com>
32055 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32056 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32057 (ix86_builtin_tm_store): Remove.
32058 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32059 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32060 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32061 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32062 * doc/tm.texi: Rebuild.
32064 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32065 (BUILT_IN_TM_MEMCPY_RTWN): New.
32066 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32067 fallback from vector to integer helpers.
32068 (build_tm_load): Handle vector types directly, instead of
32070 (build_tm_store): Likewise.
32071 (expand_assign_tm): Prepare for register types not handled by
32072 the above. Copy them to memory and use memcpy.
32073 * tree.c (tm_define_builtin): New.
32074 (find_tm_vector_type): New.
32075 (build_tm_vector_builtins): New.
32076 (build_common_builtin_nodes): Call it.
32078 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32080 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32081 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32083 2016-01-13 Tom de Vries <tom@codesourcery.com>
32085 PR tree-optimization/69169
32086 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32087 handled_struct_type param.
32088 (create_variable_info_for, intra_create_variable_infos): Call
32089 create_variable_info_for_1 with extra arg.
32091 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32093 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32094 and "armv8.1-a+crc" entries.
32096 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32099 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32100 Change first operand predicate from register_or_constm1_operand
32101 to register_operand.
32102 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32103 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32104 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32105 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32106 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32107 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32108 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32109 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32110 comparison with constm1_rtx from vec_prefetch_gen part.
32112 2016-01-13 Richard Biener <rguenther@suse.de>
32114 PR tree-optimization/69013
32115 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32116 Exchange assert for a test.
32118 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32121 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32123 2016-01-13 Richard Biener <rguenther@suse.de>
32125 PR tree-optimization/69242
32126 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32127 assert with a check.
32129 2016-01-13 Richard Biener <rguenther@suse.de>
32131 PR tree-optimization/69186
32132 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32133 Properly guard vect_update_misalignment_for_peel call.
32135 2016-01-12 Jeff Law <law@redhat.com>
32137 PR tree-optimization/pr67755
32138 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32139 "need_profile_correction".
32140 (thread_block_1): Initialize new field to false by default. If we
32141 have multiple thread paths through a common joiner to different
32142 final targets, then set new field to true.
32143 (compute_path_counts): Only do count adjustment when it's really
32146 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32148 * doc/invoke.texi (Spec Files): Move section down in file, past
32149 all command-line option descriptions.
32151 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32153 PR middle-end/54809
32154 * doc/gty.texi: Remove documentation of mark_hook.
32155 * gengtype.c (struct write_types_data): Remove code to support
32156 mark_hook attribute.
32157 (walk_type): Likewise.
32158 (write_func_for_structure): Likewise.
32160 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32162 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32163 Directory Options, and -specs= to Overall Options.
32164 (Overall Options): Adjust similarly. Reorder to group related
32165 options together. Make -specs= cross-reference the spec file details.
32166 (Directory Options): Adjust similarly.
32168 2016-01-12 Jeff Law <law@redhat.com>
32170 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32172 2016-01-12 Olivier Hainque <hainque@adacore.com>
32174 * gcc.c (spec_undefvar_allowed): New global.
32175 (process_command): Set to true when running for --version or --help,
32177 (getenv_spec_function): When the variable is not defined, use the
32178 variable name as the variable value if we're allowed not to issue
32181 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32183 PR tree-optimization/68911
32184 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32185 information computed for expression "init + nit * step".
32187 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32189 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32190 about name of GCC executable. Remove deleted node from menu.
32191 (Directory Options) <-B>: Remove cross-reference to deleted node.
32192 (Target Options): Delete section.
32194 2016-01-12 Christian Bruel <christian.bruel@st.com>
32197 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32198 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32200 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32203 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32204 aligned_mem is properly set for AVX512-VL floating point masked
32208 * ifcvt.c (cond_exec_process_if_block): When removing the last
32209 insn from then_bb, remove also any possible barriers that follow it.
32211 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32215 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32216 (PTRDIFF_TYPE): Likewise.
32217 (WCHAR_TYPE): Likewise.
32218 (WCHAR_TYPE_SIZE): Likewise.
32219 (STDINT_LONG32): Likewise.
32221 2016-01-12 Richard Biener <rguenther@suse.de>
32223 PR tree-optimization/69053
32224 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32225 convert initial value for cond reductions.
32227 2016-01-12 Richard Biener <rguenther@suse.de>
32229 PR tree-optimization/69007
32230 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32231 widen_sum after dot_prod and sad.
32233 2016-01-12 Richard Biener <rguenther@suse.de>
32235 PR tree-optimization/69168
32236 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32237 pattern stmt SLP type.
32238 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32239 end up unused so cope with that case.
32241 2016-01-12 Richard Biener <rguenther@suse.de>
32243 PR tree-optimization/69157
32244 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32245 stmts def type only during analyze phase.
32246 (vectorizable_call): Likewise.
32247 (vectorizable_simd_clone_call): Likewise.
32248 (vectorizable_conversion): Likewise.
32249 (vectorizable_assignment): Likewise.
32250 (vectorizable_shift): Likewise.
32251 (vectorizable_operation): Likewise.
32252 (vectorizable_store): Likewise.
32253 (vectorizable_load): Likewise.
32255 2016-01-12 Richard Biener <rguenther@suse.de>
32257 PR tree-optimization/69174
32258 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32260 (vectorizable_load): Properly compute the number of loads needed
32261 for permuted strided SLP loads and do not spuriously assign
32262 to SLP_TREE_VEC_STMTS.
32264 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32266 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32267 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32268 (MD_EXEC_PREFIX): Remove.
32269 (MD_STARTFILE_PREFIX) Removee.
32270 (FILE_NAME_ABSOLUTE_P): Remove.
32271 (CPP_SPEC): Do not read macros from sys/version.h.
32272 (LINK_COMMAND_SPEC): Remove.
32273 (LOCAL_INCLUDE_DIR): Remove.
32274 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32275 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32276 (POST_LINK_SPEC): Define to invoke stubify after linker
32277 (LIBSTDCXX): Remove define
32278 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32279 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32280 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32281 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32282 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32283 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32284 (i386_djgpp_asm_named_section): Add propotype of new procedure
32286 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32287 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32288 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32289 in config/i386/djgpp.h).
32290 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32291 STANDARD_STARTFILE_PREFIX_1.
32292 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32293 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32294 installation errors.
32295 (MAX_OFILE_ALIGNMENT): Define to 128.
32296 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32298 * config/i386/djgpp.c: New file. Add implementation of
32299 i386_djgpp_asm_named_section.
32301 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32303 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32304 Add rule for building djgpp.o.
32306 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32308 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32309 (rtx_is_swappable_p): Reductions are swappable.
32310 (insn_is_swappable_p): V2DF reductions are swappable.
32312 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32314 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32315 reloads for other unsupported memory operands.
32317 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32318 Jim Wilson <jim.wilson@linaro.org>
32321 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32322 copy_to_mode_reg instead of force_reg.
32324 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32327 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32328 TARGET_80387 is true.
32330 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32333 * lra-eliminations.c (move_plus_up): Only move plus up
32334 if subreg of the constant can be simplified into constant
32335 and use the simplified subreg of the constant instead of
32336 the original constant.
32338 * fold-const.c (fold_convertible_p): Don't return true
32339 for conversion of VECTOR_TYPE to same sized integral type.
32340 (fold_convert_loc): Fix up formatting. Fold conversion of
32341 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32342 instead of NOP_EXPR.
32344 PR tree-optimization/69214
32345 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32346 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32349 PR tree-optimization/69207
32350 * tree-vect-slp.c (vect_get_constant_vectors): For
32351 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32352 fold_convertible_p to vector_type's element type, and always
32353 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32355 2016-01-11 Richard Biener <rguenther@suse.de>
32357 PR tree-optimization/69173
32358 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32359 fixup the cycle if all stmts are in a pattern.
32361 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32363 PR middle-end/68999
32364 * alias.c (base_alias_check): Move check for addresses with
32365 alignment ANDs before the call for compare_base_decls.
32366 (memrefs_conflict_p): Return -1 for different decls
32367 that went through alignment adjustments.
32369 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32371 PR rtl-optimization/68796
32372 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32373 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32374 and QImode comparisons against zero with CC_NZmode.
32375 * config/aarch64/iterators.md (short_mask): New mode_attr.
32377 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32379 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32380 (<avx512>_store<mode>_mask): Likewise.
32382 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32383 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32385 PR rtl-optimization/68841
32386 * ifcvt.c (struct noce_if_info): Add orig_x field.
32387 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32388 Don't record conflicts on to_rename if it's present.
32389 Allow memory destinations in sets.
32390 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32391 blocks, passing orig_x to the checks.
32392 (noce_process_if_block): Set if_info->orig_x appropriately.
32394 2016-01-11 Tom de Vries <tom@codesourcery.com>
32396 PR tree-optimization/69069
32397 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32399 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32401 PR rtl-optimization/68920
32402 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32403 of conditional moves for RTL if-conversion to 1 for
32404 TARGET_ONE_IF_CONV_INSN.
32405 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32406 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32407 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32408 parameter to restirct number of conditional moves for
32410 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32411 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32414 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32417 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32418 onepart vars. Fix typo in comment. Fix reversed condition in
32420 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32423 * var-tracking.c (dump_onepart_variable_differences): New.
32424 (dataflow_set_different): If a detailed dump is requested,
32425 delay early returns and dump differences between onepart
32426 variables present before and after, and added variables.
32428 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32431 * expr.c (expand_expr_real_1): For boolean vector constants
32432 with a scalar mode use const_scalar_mask_from_tree.
32433 (const_scalar_mask_from_tree): New.
32434 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32435 assigned to a mask type to handle constants.
32437 2016-01-11 Martin Jambor <mjambor@suse.cz>
32440 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32441 useless parameters if we cannot change function signature.
32443 2016-01-11 Martin Jambor <mjambor@suse.cz>
32446 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32449 2016-01-11 Tom de Vries <tom@codesourcery.com>
32451 PR tree-optimization/69109
32452 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32455 2016-01-11 Tom de Vries <tom@codesourcery.com>
32457 PR tree-optimization/69108
32458 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32459 res is not used in a phi.
32461 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32464 * common.opt (frandom-seed): Fix parameter name.
32465 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32467 2016-01-11 Tom de Vries <tom@codesourcery.com>
32469 PR tree-optimization/69058
32470 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32473 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32475 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32476 (mcode-density): Likewise.
32478 2016-01-10 Tom de Vries <tom@codesourcery.com>
32480 PR tree-optimization/69062
32481 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32482 (parallelize_loops): Don't paralelize loop that has phi with address
32485 2016-01-10 Tom de Vries <tom@codesourcery.com>
32487 PR tree-optimization/69039
32488 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32491 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32493 PR middle-end/68743
32494 * match.pd: Require target has function_c99_misc before doing
32495 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32497 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32499 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32501 * configure: Regenerate.
32503 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32505 PR middle-end/50865
32506 PR tree-optimization/69097
32507 * fold-const.h (expr_not_equal_to): New prototype.
32508 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32509 (expr_not_equal_to): New function.
32510 * match.pd (X % -Y is the same as X % Y): Don't optimize
32511 unless X is known not to be equal to minimum or Y is known
32512 not to be equal to -1.
32513 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32514 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32515 (simplify_stmt_using_ranges): Adjust caller.
32516 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32517 substitute_and_fold.
32519 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32521 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32524 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32526 PR tree-optimization/69167
32527 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32528 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32530 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32532 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32533 Richard Biener <rguenther@suse.de>
32535 PR tree-optimization/68707
32536 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32537 instances that can be handled via vect_load_lanes.
32539 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32541 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32542 if we can't determine address equivalence.
32543 * alias.c (compare_base_decl): Update for changed return value of
32544 symtab_node::equal_address_to.
32546 2016-01-08 Jason Merrill <jason@redhat.com>
32550 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32551 * expr.c (store_field): Not here.
32552 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32553 call with TREE_ADDRESSABLE type.
32554 * tree-cfg.c (verify_gimple_call): Adjust.
32556 2016-01-08 Olivier Hainque <hainque@adacore.com>
32558 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32561 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32563 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32564 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32565 (reduc_smin_v2sf): Rename to...
32566 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32567 (reduc_splus_v2sf): Rename to...
32568 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32570 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32572 PR tree-optimization/69162
32573 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32574 valist argument in another argument.
32575 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32576 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
32577 to determine the va_list type, build a MEM_REF instead of
32578 build_fold_indirect_ref.
32580 PR tree-optimization/69172
32581 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
32584 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
32586 PR tree-optimization/67781
32587 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
32588 and cmpnop in two steps: first the ones not accessed in original
32589 gimple expression in a endian independent way and then the ones not
32590 accessed in the final result in an endian-specific way.
32592 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32594 PR tree-optimization/69083
32595 * tree-vect-slp.c (vect_get_constant_vectors): For
32596 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
32597 element type. If op is fold_convertible_p to vector_type's element
32598 type, use NOP_EXPR instead of VCE.
32600 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32602 PR rtl-optimization/67778
32603 PR rtl-optimization/68634
32604 PR rtl-optimization/68909
32605 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32606 block from the stack until done with it. Remove a superfluous
32607 bitmap set. Remove a superfluous bitmap test.
32609 2016-01-07 Martin Sebor <msebor@redhat.com>
32612 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32613 constraint on the type of arguments.
32615 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32617 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32618 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32619 unaligned_access on the gcc_options set.
32620 * config/arm/arm.c (arm_option_override_internal): Use
32621 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32623 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32626 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32627 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32629 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32632 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32635 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32636 depending on frame_pointer_needed before remaining integer and SSE
32637 registers are saved.
32639 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32642 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32644 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32647 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32648 Use the "xBm" constraint.
32649 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32651 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32652 (sse_cvtsi2ssq<round_name>): Likewise.
32653 (sse_cvtss2si<round_name>): Likewise.
32654 (sse_cvtss2siq<round_name>): Likewise.
32655 (sse2_cvtsi2sdq<round_name>): Likewise.
32656 (sse2_cvtsd2si<round_name>): Likewise.
32657 (sse2_cvtsd2siq<round_name>): Likewise.
32658 * config/i386/subst.md (round_nimm_scalar_predicate): New
32661 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32663 PR middle-end/67639
32664 * varasm.c (make_decl_rtl): Mark invalid register vars as
32667 PR rtl-optimization/66206
32668 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32669 All callers changed.
32671 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32673 PR tree-optimization/69141
32674 * tree-ssa-pre.c: Include langhooks.h.
32675 (eliminate_dom_walker::before_dom_children): Use
32676 lang_hooks.decl_printable_name instead of
32677 cgraph_node::get ()->name ().
32679 PR middle-end/68960
32680 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32681 it and DECL_ALIGN too.
32683 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32685 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32687 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32690 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32691 depending on frame_pointer_needed before remaining integer and SSE
32692 registers are saved.
32694 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32696 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32697 mode iterator with VSX_M2.
32698 (*p9_vecstore_<mode>): Likewise.
32699 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32700 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32701 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32702 (define_split for VSX_LE128 stores): Likewise.
32703 (define_peephole2 for TImode LE swaps): Likewise.
32704 (define_split for VSX_LE128 post-reload stores): Likewise.
32706 2016-01-06 Marek Polacek <polacek@redhat.com>
32709 * convert.c (convert_to_integer_1): Adjust call to
32710 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32711 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32712 EXPR instead of ARG.
32713 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32715 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32718 * doc/extend.texi (RL78 Variable Attributes): New section.
32720 2016-01-05 Marek Polacek <polacek@redhat.com>
32723 * builtins.c (get_memmodel): Use expansion point location rather than
32724 the input location. Call warning_at rather than warning.
32725 (expand_builtin_atomic_compare_exchange): Likewise.
32726 (expand_builtin_atomic_load): Likewise.
32727 (expand_builtin_atomic_store): Likewise.
32728 (expand_builtin_atomic_clear): Likewise.
32730 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32733 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32734 Replace nonimmediate_operand with vector_operand.
32735 * config/i386/predicates.md (vector_operand): New predicate.
32736 (general_vector_operand): Replace nonimmediate_operand with
32738 * config/i386/sse.md: Replace nonimmediate_operand with
32739 vector_operand and m constraint with Bm constraint on SSE
32740 patterns with 16-byte memory operand.
32741 * config/i386/subst.md (round_nimm_predicate): Replace
32742 nonimmediate_operand with vector_operand.
32743 (round_saeonly_nimm_predicate): Likewise.
32744 (round_saeonly_nimm_scalar_predicate): New.
32746 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32749 * config/i386/constraints.md (Bm): New constraint.
32750 * config/i386/predicates.md (vector_memory_operand): New
32752 * config/i386/sse.md: Replace xm with xBm in plusminus and
32753 any_logic patterns.
32755 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32758 * doc/extend.texi (V850 Function Attributes): New section.
32759 (V850 Variable Attributes): New section.
32761 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32764 * doc/extend.texi (MicroBlaze Function Attributes): Document
32765 interrupt_handler and fast_interrupt attributes.
32767 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32770 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32771 for local symbolic operands.
32772 * config/ia64/predicates.md (local_symbolic_operand64): New
32775 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32777 PR rtl-optimization/68651
32778 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32781 2016-01-05 Nathan Sidwell <nathan@acm.org>
32783 * alias.c (compare_base_decls): Use symtab_node::get.
32785 2016-01-05 Nick Clifton <nickc@redhat.com>
32788 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32789 secondary_reload_info structure.
32792 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32793 decls if weak support is available.
32795 2016-01-04 Martin Sebor <msebor@redhat.com>
32797 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32799 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32801 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32802 OPTION_MASK_P9_DFORM.
32804 * config/rs6000/constraints.md (wo constraint): New constraint for
32807 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32809 (rs6000_init_hard_regno_mode_ok): Likewise.
32811 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32814 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32815 expanders not to have constraints. Add support for ISA 3.0 xxperm
32816 instruction. Add support for fusing xxlor with xxperm.
32817 (altivec_vperm_<mode>_internal): Likewise.
32818 (altivec_vperm_v8hiv16qi): Likewise.
32819 (altivec_vperm_<mode>v16q): Likewise.
32820 (altivec_vperm_<mode>_uns): Likewise.
32821 (vperm_v8hiv4si): Likewise.
32822 (vperm_v16qiv8hi): Likewise.
32824 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32826 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32828 Update copyright years.
32830 * gcc.c (process_command): Update copyright notice dates.
32831 * gcov-dump.c (print_version): Ditto.
32832 * gcov.c (print_version): Ditto.
32833 * gcov-tool.c (print_version): Ditto.
32834 * gengtype.c (create_file): Ditto.
32835 * doc/cpp.texi: Bump @copying's copyright year.
32836 * doc/cppinternals.texi: Ditto.
32837 * doc/gcc.texi: Ditto.
32838 * doc/gccint.texi: Ditto.
32839 * doc/gcov.texi: Ditto.
32840 * doc/install.texi: Ditto.
32841 * doc/invoke.texi: Ditto.
32843 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32845 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
32846 modes larger than TImode as TImode if NEON is not enabled.
32848 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32851 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
32852 mode for %f0-%f31 only if TARGET_FPU.
32854 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32857 * config/sparc/sparc.c (scan_record_type): Take into account subfields
32858 to compute the PACKED_P predicate.
32859 (function_arg_record_value): Minor tweaks.
32861 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32863 * doc/install.texi (--with-multilib-list): Describe the meaning of the
32864 option for arm*-*-* targets.
32866 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
32868 * doc/extend.texi (Common Function Attributes): Move docs for
32869 MSP430-specific attributes to....
32870 (MSP430 Function Attributes): ...here. Delete the redundant
32871 entries and copy-edit the remaining text.
32872 (MSP430 Variable Attributes): Use uniform format for index
32873 entries and add a cross-reference to the corresponding function
32876 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
32878 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
32880 (x86 Options): Likewise.
32882 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32886 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
32887 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
32888 to corresponding attribute.
32890 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32892 * doc/extend.texi (Common Function Attributes) <noplt>: Move
32893 to correct alphabetization of table. Copy-edit and correct
32895 <stack_protect>: Likewise.
32896 <target_clones>: Likewise.
32898 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
32899 Correct punctuation.
32900 (Code Gen Options) <-fno-plt>: Copy-edit.
32902 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
32905 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
32906 SI values. Explicitly convert SI to DI and vice-versa.
32908 2016-01-01 Jakub Jelinek <jakub@redhat.com>
32910 PR tree-optimization/69070
32911 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
32912 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
32915 * ubsan.c (ubsan_instrument_float_cast): Call
32916 initialize_sanitizer_builtins.
32919 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
32921 Copyright (C) 2016 Free Software Foundation, Inc.
32923 Copying and distribution of this file, with or without modification,
32924 are permitted in any medium without royalty provided the copyright
32925 notice and this notice are preserved.