1 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5 * print-rtl.c (outfile): Delete global.
8 (in_call_function_usage): Likewise.
9 (flag_compact): Likewise.
10 (flag_simple): Likewise.
11 (rtx_writer::rtx_writer): New ctor.
12 (print_rtx_operand_code_0): Convert to...
13 (rtx_writer::print_rtx_operand_code_0): ...this.
14 (print_rtx_operand_code_e): Convert to...
15 (rtx_writer::print_rtx_operand_code_e): ...this.
16 (print_rtx_operand_codes_E_and_V): Convert to...
17 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
18 (print_rtx_operand_code_i): Convert to...
19 (rtx_writer::print_rtx_operand_code_i): ...this.
20 (print_rtx_operand_code_r): Convert to...
21 (rtx_writer::print_rtx_operand_code_r): ...this.
22 (print_rtx_operand_code_u): Convert to...
23 (rtx_writer::print_rtx_operand_code_u): ...this.
24 (print_rtx_operand): Convert to...
25 (rtx_writer::print_rtx_operand): ...this.
26 (print_rtx): Convert to...
27 (rtx_writer::print_rtx): ...this.
28 (print_inline_rtx): Rewrite in terms of class rtx_writer.
29 (debug_rtx): Likewise.
30 (print_rtl): Convert to...
31 (rtx_writer::print_rtl): ...this.
32 (print_rtl): Reimplement in terms of class rtx_writer.
33 (print_rtl_single): Rewrite in terms of class rtx_writer.
34 (print_rtl_single_with_indent): Convert to..
35 (rtx_writer::print_rtl_single_with_indent): ...this.
36 (print_simple_rtl): Rewrite in terms of class rtx_writer.
37 * print-rtl.h (flag_compact): Delete decl.
38 (class rtx_writer): New class.
39 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
42 2016-10-26 Jeff Law <law@redhat.com>
44 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
45 (check_if_valid_sleep_operand): Add missing fallthru comment.
46 (arc_register_move_cost): Increase buffer size.
47 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
49 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
51 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
52 comment. Add gcc_unreachable for path that should never happen.
54 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
57 2016-10-26 Jakub Jelinek <jakub@redhat.com>
58 Martin Liska <mliska@suse.cz>
61 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
62 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
63 on outer context if any.
65 2016-10-26 Jakub Jelinek <jakub@redhat.com>
67 * gen-pass-instances.awk (adjust_linenos): INcrement pass_lines[p]
68 by increment rather than double it.
69 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
70 emit a space before args[4].
71 (END): Don't emit a space before with_arg.
73 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
75 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
76 Baseline only alternatives to (i) hold store atomic success value in a
77 return register rather than a scratch register, (ii) use a low register
78 for it and to (iii) ensure the cbranchsi insn generated by the split
79 respect the constraints of Thumb-1 cbranchsi4_insn and
81 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
82 constraints must match those in atomic_compare_and_swap.
83 (cbranchsi4_scratch): Likewise.
85 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
87 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
88 variable. Add the new parameter to the insn generator. Set that
89 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
90 return value from the negation of that parameter for Thumb-1, keeping
91 the logic unchanged otherwise except for using bdst as the destination
92 register of the compare_and_swap insn.
93 (arm_split_compare_and_swap): Add explanation about how is the value
94 returned to the function comment. Rename scratch variable to
95 neg_bval. Adapt initialization of variables holding operands to the
96 new operand numbers. Use return register to hold result of store
97 exclusive for Thumb-1, scratch register otherwise. Construct the
98 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
99 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
100 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
101 for strongly ordered compare_and_swap.
102 * config/arm/predicates.md (cc_register_operand): New predicate.
103 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
104 match_operand with the new predicate to accept either the CC flag or a
105 destination register for the boolean return value, restricting it to
106 CC flag only via constraint. Adapt operand numbers accordingly.
108 2016-10-26 Jeff Law <law@redhat.com>
110 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
112 * config/frv/frv.c (comparison_string): Do not fall through after
115 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
117 (expand_one_builtin): Add missing break.
119 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
120 (m32c_legitimate_address_p): Likewise.
122 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
124 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
126 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
129 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
132 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
134 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
136 (rl78_asm_ctor_dtor): Increase buffer size.
138 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
140 (xstormy16_asm_output_constructor): Likewise.
142 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
145 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
146 comment to silence warning.
148 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
149 (spu_legitimate_address_p): Fix logic error and add missing fallthru
152 2016-10-26 Michael Matz <matz@suse.de>
154 PR tree-optimization/78060
155 PR tree-optimization/78061
156 PR tree-optimization/78088
157 * tree-ssa-loop-split.c (easy_exit_values): New function.
158 (tree_ssa_split_loops): Use it.
159 (compute_new_first_bound): Change order of operations,
160 fix invalid use of types.
162 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
164 gen-pass-instances.awk is sensitive to the order in which
165 passes are added; passes that appear later have to be added first.
169 * config/avr/avr-passes.def: Swap order of directives for
170 gen-pass-instances.awk.
172 2016-10-25 Jeff Law <law@redhat.com>
174 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
175 (vax_notice_update_cc): Likewise.
177 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
179 * config.gcc (sparc*-*-solaris2*): Adjust.
180 (sparc64-*-linux*): Likewise.
181 * config/sparc/default-64.h: Rename to...
182 * config/sparc/default64.h: ...this.
183 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
185 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
186 * config/sparc/sparc.h: Minor tweaks.
187 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
188 TARGET_ARCH32 throughout. Minor various tweaks throughout.
190 2016-10-25 David Malcolm <dmalcolm@redhat.com>
192 * input.c (fcache::file_patch): Add comment about lifetime.
193 (selftest::cpp_reader_ptr): New class.
194 (selftest::lexer_test): Convert m_parser from cpp_reader *
195 to a cpp_reader_ptr, and move m_tempfile to after it.
196 (selftest::lexer_test::lexer_test): Update for above reordering.
197 (lexer_test::~lexer_test): Move cleanup of m_parser to
198 cpp_reader_ptr's dtor.
200 2016-10-25 David Malcolm <dmalcolm@redhat.com>
202 * toplev.c (toplev::main): Remove call to
203 location_adhoc_data_fini.
205 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
207 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
208 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
210 2016-10-25 David Malcolm <dmalcolm@redhat.com>
212 * ggc-tests.c (forcibly_ggc_collect): Rename to...
213 (selftest::forcibly_ggc_collect): ...this, and remove "static".
214 (test_basic_struct): Update for above renaming.
215 (test_length): Likewise.
216 (test_union): Likewise.
217 (test_finalization): Likewise.
218 (test_deletable_global): Likewise.
219 (test_inheritance): Likewise.
220 (test_chain_next): Likewise.
221 (test_user_struct): Likewise.
222 (test_tree_marking): Likewise.
223 * selftest-run-tests.c (selftest::run_tests): Call
224 selftest::forcibly_ggc_collect at the end of the selftests.
225 * selftest.h (selftest::forcibly_ggc_collect): New decl.
227 2016-10-25 Jakub Jelinek <jakub@redhat.com>
230 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
231 * optabs.c (expand_vec_cond_expr): For comparison codes
232 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
233 (expand_vec_cmp_expr): For comparison codes
234 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
235 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
236 Add enum tree_code argument.
237 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
239 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
240 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
242 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
243 NE_EXPR, attempt to use vcondeq_optab as fallback.
244 * tree-vect-generic.c (expand_vector_comparison,
245 expand_vector_divmod, expand_vector_condition): Adjust
246 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
247 * tree-vect-stmts.c (vectorizable_condition,
248 vectorizable_comparison): Likewise.
249 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
250 check_bool_pattern, search_type_for_mask_1): Likewise.
251 * expr.c (do_store_flag): Likewise.
252 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
253 @code{vcondeq@var{m}@var{n}}): Document.
254 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
257 2016-10-25 Jeff Law <law@redhat.com>
259 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
261 (v850_output_aligned_bss): Add missing break.
263 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
265 2016-10-25 Martin Liska <mliska@suse.cz>
268 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
269 statements as they can also contain possibly a freeing call.
271 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
272 Martin Liska <mliska@suse.cz>
275 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
276 * ipa-icf.c (sem_function::get_hash): Add target optimization
279 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
282 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
283 Remove partial overlap check for shift by 1.
284 (ashldi3_neon): Likewise.
286 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
288 * config/arm/constraints.md (Q constraint): Document its use for
290 (Pf constraint): New constraint for relaxed, consume or relaxed memory
292 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
293 alternatives to allow any register when memory model matches Pf and
294 thus lda is used, but only low registers otherwise. Use unpredicated
295 output template for Thumb-1 targets.
296 (atomic_store<mode>): Likewise for stl.
297 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
298 whose output template does not have predication.
299 (arm_load_acquire_exclusive<mode>): Likewise.
300 (arm_load_exclusivesi): Likewise.
301 (arm_load_acquire_exclusivesi): Likewise.
302 (arm_store_release_exclusive<mode>): Likewise.
303 (arm_store_exclusive<mode>): Use unpredicated output template for
306 2016-10-25 Jakub Jelinek <jakub@redhat.com>
308 * internal-fn.def (LAUNDER): New internal function.
309 * internal-fn.c (expand_LAUNDER): New function.
311 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
312 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
314 New avr target pass to work around performance loss by PR fix.
318 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
319 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
320 * config/avr/predicates.md (extend_operator): New.
321 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
322 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
323 (make_avr_pass_casesi): New prototypes.
324 * config/avr/avr.c (print-rtl.h): Include it.
325 (pass_data avr_pass_data_casesi): Data for new pass.
326 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
327 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
328 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
329 (avr_optimize_casesi): New functions.
331 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
332 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
336 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
338 2016-10-24 Jakub Jelinek <jakub@redhat.com>
340 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
341 DW_AT_rvalue_reference attributes.
343 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
345 * doc/invoke.text (Wint-in-bool-context): Update documentation.
346 * value-prof.c (stringop_block_profile): Fix a warning.
348 2016-10-24 Martin Sebor <msebor@redhat.com>
351 * builtins.c (string_length): New function.
352 (c_strlen): Use string_length. Correctly handle wide strings.
353 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
355 (target_int_max): Call target_max_value.
356 (format_result::knownrange): New data member.
357 (fmtresult::fmtresult): Define default constructor.
358 (format_integer): Use it and set format_result::knownrange.
359 Handle global constants.
360 (format_floating_max): Add third argument.
361 (format_floating): Recompute maximum value for %a for each argument.
362 (get_string_length): Use fmtresult default ctor.
363 (format_string): Set format_result::knownrange.
364 (format_directive): Check format_result::knownrange.
365 (add_bytes): Same. Correct caret placement in diagnostics.
366 (pass_sprintf_length::compute_format_length): Set
367 format_result::knownrange.
368 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
370 2016-10-24 Jakub Jelinek <jakub@redhat.com>
372 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
373 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
375 2016-10-24 Ximin Luo <infinity0@pwned.gg>
378 * dwarf2out.c (file_table_relative_p): Remove.
379 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
380 also for absolute paths.
381 * doc/tm.texi: Update.
382 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
383 * target.def (force_at_comp_dir): Remove hook.
384 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
386 2016-10-24 Richard Biener <rguenther@suse.de>
388 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
389 backedges when identifying the single predecessor to take
390 conditional info from. Use SCEV to get at ranges for loop IVs.
391 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
394 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
397 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
398 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
399 (avr_address_tiny_absdata_p): New static function.
400 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
401 it to determine validity of constant addresses.
402 (avr_attribute_table) [absdata]: New variable attribute...
403 (avr_handle_absdata_attribute): ...and handler.
404 (avr_decl_absdata_p): New static function.
405 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
406 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
407 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
409 2016-10-24 Richard Biener <rguenther@suse.de>
411 PR tree-optimization/78076
412 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
413 also on the loop tree root.
415 2016-10-24 Jakub Jelinek <jakub@redhat.com>
417 * config/i386/i386.c (ix86_fold_builtin): Handle
418 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
419 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
420 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
421 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
423 2016-10-24 Martin Liska <mliska@suse.cz>
426 * opts.c (finish_options): Skip conditionally.
428 2016-10-23 Martin Sebor <msebor@redhat.com>
431 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
432 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
434 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
436 * config/sparc/sparc.md (cpu_feature): Minor tweak.
438 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
439 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
440 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
441 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
442 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
443 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
445 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
447 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
448 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
450 2016-10-21 Andrew Pinski <apinski@cavium.com>
452 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
454 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
455 implementer_id to unsigned char.
456 Change part_no to unsigned int.
457 (AARCH64_BIG_LITTLE): New define.
458 (INVALID_IMP): New define.
459 (INVALID_CORE): New define.
460 (cpu_data): Change the last element's implementer_id and part_no to
462 (valid_bL_string_p): Rewrite to ..
463 (valid_bL_core_p): this for integers instead of strings.
464 (parse_field): New function.
465 (contains_string_p): Rewrite to ...
466 (contains_core_p): this for integers and only for the part_no.
467 (host_detect_local_cpu): Rewrite handling of implementation and
468 par num to be integers; simplifying the code.
470 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
472 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
473 value range for pointers in more cases.
475 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
477 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
478 Add extra argument to allow emitting the move immediate.
479 Use add/sub with positive immediate.
480 (aarch64_add_constant): Add inline function.
481 (aarch64_add_sp): Likewise.
482 (aarch64_sub_sp): Likewise.
483 (aarch64_expand_prologue): Call aarch64_sub_sp.
484 (aarch64_expand_epilogue): Call aarch64_add_sp.
485 Decide when to leave out move.
486 (aarch64_output_mi_thunk): Call aarch64_add_constant.
488 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
490 * config/aarch64/aarch64.c (aarch64_layout_frame):
491 Align FP callee-saves.
493 2016-10-21 Jakub Jelinek <jakub@redhat.com>
495 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
496 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
498 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
499 _rdseed64_step): Likewise.
500 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
503 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
505 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
506 with INTEGER_CST argument.
507 (ix86_gimple_fold_builtin): New function.
508 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
510 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
511 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
512 (ranges_table_allocated, ranges_table_in_use,
513 ranges_by_label_allocated, ranges_by_label_in_use,
514 RANGES_TABLE_INCREMENT): Removed.
515 (add_ranges_num): Use vec_safe_push into ranges_table.
516 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
517 (output_ranges): Adjust for ranges_table and ranges_by_label
518 conversion from arrays to vec.
519 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
520 conversion from arrays to vec.
521 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
522 ranges_table_in_use, ranges_by_label_allocated and
523 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
525 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
526 if needed. Re-add origin_die variable and its initialization.
528 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
529 even for -fstack-reuse=none, or for volatile vars etc.
531 2016-10-21 David Malcolm <dmalcolm@redhat.com>
533 * print-rtl-function.c (flag_compact): Move extern decl to...
534 * print-rtl.h (flag_compact): ...here.
535 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
536 (ASSERT_RTL_DUMP_EQ): New macro.
537 (selftest::test_dumping_regs): New function.
538 (selftest::test_dumping_insns): New function.
539 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
541 (selftest::rtl_tests_c_tests): Call the new test functions.
543 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
545 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
546 (outgoing_edges_match): Likewise.
547 (try_crossjump_to_edge): Likewise.
548 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
549 (rtl_tidy_fallthru_edge): Likewise.
550 * rtl.h (tablejump_p): Adjust prototype.
551 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
553 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
555 * rtl.h (label_ref_label): New function.
556 (set_label_ref_label): New function.
557 (LABEL_REF_LABEL): Delete.
558 * alias.c (rtx_equal_for_memref_p): Adjust.
559 * cfgbuild.c (make_edges): Likewise.
560 (purge_dead_tablejump_edges): Likewise.
561 * cfgexpand.c (convert_debug_memory_address): Likewise.
562 * cfgrtl.c (patch_jump_insn): Likewise.
563 * combine.c (distribute_notes): Likewise.
564 * cse.c (hash_rtx_cb): Likewise.
565 (exp_equiv_p): Likewise.
566 (fold_rtx): Likewise.
567 (check_for_label_ref): Likewise.
568 * cselib.c (rtx_equal_for_cselib_1): Likewise.
569 (cselib_hash_rtx): Likewise.
570 * emit-rtl.c (mark_label_nuses): Likewise.
571 * explow.c (convert_memory_address_addr_space_1): Likewise.
572 * final.c (output_asm_label): Likewise.
573 (output_addr_const): Likewise.
574 * gcse.c (add_label_notes): Likewise.
575 * genconfig.c (walk_insn_part): Likewise.
576 * genrecog.c (validate_pattern): Likewise.
577 * ifcvt.c (cond_exec_get_condition): Likewise.
578 (noce_emit_store_flag): Likewise.
579 (noce_get_alt_condition): Likewise.
580 (noce_get_condition): Likewise.
581 * jump.c (maybe_propagate_label_ref): Likewise.
582 (mark_jump_label_1): Likewise.
583 (redirect_exp_1): Likewise.
584 (rtx_renumbered_equal_p): Likewise.
585 * lra-constraints.c (operands_match_p): Likewise.
586 * print-rtl.c (print_value): Likewise.
587 * reload.c (find_reloads): Likewise.
588 * reload1.c (set_label_offsets): Likewise.
589 * reorg.c (get_branch_condition): Likewise.
590 * rtl-tests.c (test_uncond_jump): Likewise.
591 * rtl.c (rtx_equal_p_cb): Likewise.
592 (rtx_equal_p): Likewise.
593 * rtlanal.c (reg_mentioned_p): Likewise.
594 (rtx_referenced_p): Likewise.
595 (get_condition): Likewise.
596 * varasm.c (const_hash_1): Likewise.
597 (compare_constant): Likewise.
598 (const_rtx_hash_1): Likewise.
599 (output_constant_pool_1): Likewise.
601 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
604 * reload.c (find_valid_class_1): Allow regclass if atleast one
605 regno in regclass is ok. Compute and use rclass size based on
606 actually available regnos for mode in rclass.
608 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
610 * config/sparc/sparc-modes.def (CCV): New.
612 * config/sparc/predicates.md (v_comparison_operator): New.
613 (icc_comparison_operator): Add support for CCV/CCXV.
614 (xcc_comparison_operator): Likewise.
615 * config/sparc/sparc.c (output_cbranch): Likewise.
616 (sparc_print_operand): Likewise.
617 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
618 (uaddvdi4): New expander.
620 (uaddvdi4_sp32): New instruction.
621 (addvdi4_sp32): Likewise.
622 (uaddvsi4): New expander.
624 (cmp_ccc_plus_sltu_set): New instruction.
625 (cmp_ccv_plus): Likewise.
626 (cmp_ccxv_plus): Likewise.
627 (cmp_ccv_plus_set): Likewise.
628 (cmp_ccxv_plus_set): Likewise.
629 (cmp_ccv_plus_sltu_set): Likewise.
630 (uaddvdi4): New expander.
632 (usubdi4_sp32): New instruction.
633 (subvdi4_sp32): Likewise.
634 (usubvsi4): New expander.
636 (cmpsi_minus_sltu_set): New instruction.
637 (cmp_ccv_minus): Likewise.
638 (cmp_ccxv_minus): Likewise.
639 (cmp_ccv_minus_set): Likewise.
640 (cmp_ccxv_minus_set): Likewise.
641 (cmp_ccv_minus_sltu_set): Likewise.
642 (unegvdi3): New expander.
644 (unegdi3_sp32): New instruction.
645 (negvdi3_sp32): Likewise.
646 (unegvsi3): New expander.
648 (cmp_ccc_neg_sltu_set): New instruction.
649 (cmp_ccv_neg): Likewise.
650 (cmp_ccxv_neg): Likewise.
651 (cmp_ccv_neg_set): Likewise.
652 (cmp_ccxv_neg_set): Likewise.
653 (cmp_ccv_neg_sltu_set): Likewise.
655 * tree-ssa-loop-split.c: Remove trailing spaces.
656 * match.pd: Likewise.
658 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
660 PR rtl-optimization/78038
661 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
662 be deduced to set REG through the RTL structure.
663 (make_defs_and_copies_lists): Return false on a failing get_defs call.
665 2016-10-21 Richard Biener <rguenther@suse.de>
667 PR tree-optimization/78051
668 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
669 and mark replaced if folding did something.
671 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
673 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
674 and "protected" in visibility types.
675 (rs6000_xcoff_declare_function_name): Fix formatting.
676 (rs6000_xcoff_declare_object_name): Fix formatting.
678 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
681 and IX86_BUILTIN_HUGE_VALQ here ...
682 (ix86_expand_builtin): ... not here.
684 2016-10-20 Jakub Jelinek <jakub@redhat.com>
686 * doc/gty.texi (for_user): Use @item next to @findex.
688 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
692 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
693 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
694 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
695 __builtin_ia32_lzcnt_u16.
696 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
697 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
698 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
699 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
700 (bmi_tzcnt_<mode>): New expander.
701 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
702 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
703 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
704 (lzcnt_<mode>): New expander.
705 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
706 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
707 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
708 (UINT64_FTYPE_UINT64): New.
709 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
710 (__builtin_ia32_lzcnt_u16): New description.
711 (__builtin_ia32_lzcnt_u32): Ditto.
712 (__builtin_ia32_lzcnt_u64): Ditto.
713 (__builtin_ctzs): Remove description.
714 (__builtin_ia32_tzcnt_u16): New description.
715 (__builtin_ia32_tzcnt_u32): Ditto.
716 (__builtin_ia32_tzcnt_u64): Ditto.
717 * config/i386/i386.c (ix86_expand_args_builtin): Handle
718 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
720 2016-10-20 Martin Liska <mliska@suse.cz>
723 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
724 comparison with STMT_UID_NOT_IN_RANGE.
725 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
728 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
730 * compare-elim.c (conforming_compare): Accept UNSPECs.
731 (find_comparison_dom_walker::before_dom_children): Deal with
732 instructions both using and killing the flags register.
733 (equivalent_reg_at_start): New function extracted from...
734 (try_eliminate_compare): ...here. Use it and add support for
735 registers and UNSPECs as second operand of the compare.
736 * config/visium/visium-modes.def (CCV): New.
737 * config/visium/predicates.md (visium_v_comparison_operator): New.
738 (visium_branch_operator): Deal with CCV mode.
739 * config/visium/visium.c (visium_select_cc_mode): Likewise.
740 (output_cbranch): Likewise.
741 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
742 (uaddv<mode>4): New expander.
743 (addv<mode>4): Likewise.
744 (add<mode>3_insn_set_carry): New instruction.
745 (add<mode>3_insn_set_overflow): Likewise.
746 (addsi3_insn_set_overflow): Likewise.
747 (usubv<mode>4): New expander.
748 (subv<mode>4): Likewise.
749 (sub<mode>3_insn_set_carry): New instruction.
750 (sub<mode>3_insn_set_overflow): Likewise.
751 (subsi3_insn_set_overflow): Likewise.
752 (unegv<mode>3): New expander.
753 (negv<mode>3): Likewise.
754 (neg<mode>2_insn_set_overflow): New instruction.
755 (addv_tst<mode>): Likewise.
756 (subv_tst<mode>): Likewise.
757 (negv_tst<mode>): Likewise.
758 (cbranch<mode>4_addv_insn): New splitter and instruction.
759 (cbranch<mode>4_subv_insn): Likewise.
760 (cbranch<mode>4_negv_insn): Likewise.
762 2016-10-20 Richard Biener <rguenther@suse.de>
764 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
765 Handle decls possibly not bound.
766 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
767 nothing_id for decls that might not be bound if we are interested
769 (get_constraint_for_component_ref): Deal with that.
771 2016-10-20 Michael Matz <matz@suse.de>
774 * common.opt (-fsplit-loops): New flag.
775 * passes.def (pass_loop_split): Add.
776 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
777 (enable_fdo_optimizations): Add loop splitting.
778 * timevar.def (TV_LOOP_SPLIT): Add.
779 * tree-pass.h (make_pass_loop_split): Declare.
780 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
781 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
782 * tree-ssa-loop-split.c: New file.
783 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
784 * doc/invoke.texi (fsplit-loops): Document.
785 * doc/passes.texi (Loop optimization): Add paragraph about loop
788 2016-10-20 Richard Biener <rguenther@suse.de>
790 * cgraphunit.c (analyze_functions): Set node->definition to
791 false to signal symbol removal to debug_hooks->late_global_decl.
792 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
793 WPA signal symbol removal to the debuginfo machinery.
794 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
795 using early_finised to guard the we're called for symbol
796 removal case look at the symtabs definition flag.
797 (gen_variable_die): Remove redundant check.
799 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
801 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
803 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
805 PR tree-optimization/53979
806 * match.pd ((a ^ b) | a -> a | b): New pattern.
808 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
810 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
811 config/pa/pa64-hpux-lib.h.
812 (PA_CRTBEGIN_HACK): Likewise.
813 (DTOR_LIST_BEGIN): Likewise.
815 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
817 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
818 register only if "in" and "out" are different registers.
820 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
822 * omp-low.c (pass_oacc_device_lower::gate): New method.
823 (execute): Always call execute_oacc_device_lower.
825 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
827 PR tree-optimization/77916
828 PR tree-optimization/77937
829 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
831 (insert_initializers): Requirement of initializer for -1 should be
832 based on pointer-typedness of the candidate basis.
834 2016-10-19 Bin Cheng <bin.cheng@arm.com>
836 PR tree-optimization/78005
837 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
838 upper (included) bound for niters of prolog loop.
839 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
840 Compute niters of scalar loop above which vectorized loop is
841 preferred, as well as the upper (included) bound for the niters.
842 (vect_do_peeling): Record niter bound for loops accordingly.
844 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
847 * tree-core.h (enum tree_index): Put the complex types after their
849 * tree-streamer.c (verify_common_node_recorded): New function.
850 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
852 2016-10-19 Martin Liska <mliska@suse.cz>
854 * cgraph.h (cgraph_edge::binds_to_current_def_p):
855 Replace NULL with false as a return value.
857 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
859 PR tree-optimization/78024
860 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
861 don't clear BB_VISITED after processing.
863 2016-10-19 Richard Biener <rguenther@suse.de>
865 * domwalk.c (dom_walker::walk): Use RPO order.
867 2016-10-19 Richard Biener <rguenther@suse.de>
869 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
871 (evrp_dom_walker::~evrp_dom_walker): Free it.
872 (evrp_dom_walker::stmts_to_remove): Add.
873 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
874 whose output we fully propagate for removal. Propagate
875 into BB destination PHI arguments.
876 (execute_early_vrp): Remove queued stmts. Dump value ranges
879 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
881 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
882 * passes.def: Add two instances of pass_walloca.
883 * tree-pass.h (make_pass_walloca): New.
884 * gimple-ssa-warn-alloca.c: New file.
885 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
886 -Wvla-larger-than= options.
888 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
890 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
891 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
893 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
895 * config/rs6000/altivec.h (vec_xl_len): New macro.
896 (vec_xst_len): New macro.
897 (vec_cmpnez): New macro.
898 (vec_cntlz_lsbb): New macro.
899 (vec_cnttz_lsbb): New macro.
900 (vec_xlx): New macro.
901 (vec_xrx): New macro.
902 (vec_all_nez): New C++ predicate template.
903 (vec_any_eqz): New C++ predicate template.
904 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
905 conditional compilation.
906 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
907 conditional compilation.
908 (vec_all_nez): New macro.
909 (vec_any_eqz): New macro.
910 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
912 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
914 * config/rs6000/vector.md (VI): Moved this mode iterator
915 definition from altivec.md to vector.md.
916 (UNSPEC_NEZ_P): New value.
917 (vector_ne_<mode>_p): New expansion for implementation of
918 vec_all_ne and vec_any_eq built-in functions.
919 (vector_nez_<mode>_p): New expansion for implementation of
920 vec_all_nez and vec_any_eqz built-in functions.
921 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
922 and vec_any_eq built-in function.
923 (cr6_test_for_zero): New commentary to explain this expansion.
924 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
925 (cr6_test_for_lt): New commentary to explain this expansion.
926 (cr6_test_for_lt_reverse): New commentary to explain this
928 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
929 overloaded function prototypes for vec_all_ne, vec_all_nez,
930 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
931 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
933 (altivec_resolve_overloaded_builtin): Modify the handling of
934 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
935 the compiler is configured to support TARGET_P9_VECTOR.
936 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
937 to explain the special processing that is given to predicate
938 built-ins introduced using this macro.
939 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
940 the special processing given to predicate built-ins introduced
942 (BU_VSX_P): Likewise.
943 (BU_P8V_AV_P): Likewise.
944 (BU_P9V_AV_P): Likewise.
945 (BU_P9V_AV_X): New macro.
946 (BU_P9V_64BIT_AV_X): New macro.
947 (BU_P9V_VSX_3): New macro.
948 (BU_P9V_OVERLOAD_P): New macro.
949 (LXVL): New BU_P9V_64BIT_VSX_2.
950 (VEXTUBLX): New BU_P9V_AV_2.
951 (VEXTUBRX): Likewise.
952 (VEXTUHLX): Likewise.
953 (VEXTUHRX): Likewise.
954 (VEXTUWLX): Likewise.
955 (VEXTUWRX): Likewise.
956 (STXVL): New BU_P9V_64BIT_AV_X.
957 (VCLZLSBB): New BU_P9V_AV_1.
958 (VCTZLSBB): Likewise.
959 (CMPNEB): New BU_P9V_AV_2.
964 (VCMPNEB_P): New BU_P9V_AV_P.
965 (VCMPNEH_P): Likewise.
966 (VCMPNEW_P): Likewise.
967 (VCMPNED_P): Likewise.
968 (VCMPNEFP_P): Likewise.
969 (VCMPNEDP_P): Likewise.
970 (CMPNEZB): New BU_P9V_AV_2.
973 (VCMPNEZB_P): New BU_P9V_AV_P.
974 (VCMPNEZH_P): Likewise.
975 (VCMPNEZW_P): Likewise.
976 (LXVL): New BU_P9V_OVERLOAD_2.
977 (STXVL): New BU_P9V_OVERLOAD_3.
978 (VEXTULX): New BU_P9V_OVERLOAD_2.
981 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
982 (VCMPNE_P): Likewise.
983 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
984 (VCTZLSBB): Likewise.
985 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
986 comment to explain mode used for scratch register.
987 (altivec_expand_stxvl_builtin): New function.
988 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
989 (altivec_init_builtins): Add initialized variable
990 void_ftype_v16qi_pvoid_long and use this type to define the
991 built-in function __builtin_altivec_stxvl.
992 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
993 (UNSPEC_STXVL): New value.
994 (UNSPEC_VCLZLSBB): New value.
995 (UNSPEC_VCTZLSBB): New value.
996 (UNSPEC_VEXTUBLX): New value.
997 (UNSPEC_VEXTUHLX): New value.
998 (UNSPEC_VEXTUWLX): New value.
999 (UNSPEC_VEXTUBRX): New value.
1000 (UNSPEC_VEXTUHRX): New value.
1001 (UNSPEC_VEXTUWRX): New value.
1002 (UNSPEC_VCMPNEB): New value.
1003 (UNSPEC_VCMPNEZB): New value.
1004 (UNSPEC_VCMPNEH): New value.
1005 (UNSPEC_VCMPNEZH): New value.
1006 (UNSPEC_VCMPNEW): New value.
1007 (UNSPEC_VCMPNEZW): New value.
1008 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1009 vector of integer modes.
1010 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1011 vector of float or double modes.
1012 (*vector_nez_<mode>_p): New insn for vector test all not equal or
1014 (lxvl): New expand for load VSX vector with length.
1015 (*lxvl): New insn for load VSX vector with length.
1016 (stxvl): New expand for store VSX vector with length.
1017 (*stxvl): New insn for store VSX vector with length.
1018 (vcmpneb): New insn for vector of byte compare not equal.
1019 (vcmpnezb): New insn for vector of byte compare not equal or zero.
1020 (vcmpneh): New insn for vector of half word compare not equal.
1021 (vcmpnezh): New insn for vector of half word compare not equal or
1023 (vcmpnew): New insn for vector of word compare not equal.
1024 (vcmpne<VSs>): New insn for vector of float or double compare not
1026 (vcmpnezw): New insn for vector of word compare not equal or zero.
1027 (vclzlsbb): New insn for vector count leading zero
1028 least-significant bits byte.
1029 (vctzlsbb): New insn for vector count trailing zero least
1030 signficant bits byte.
1031 (vextublx): New insn for vector extract unsigned byte left
1033 (vextubrx): New insn for vector extract unsigned byte right
1035 (vextuhlx): New insn for vector extract unsigned half word left
1037 (vextuhrx): New insn for vector extract unsigned half word right
1039 (vextuwlx): New insn for vector extract unsigned word left
1041 (vextuwrx): New insn for vector extract unsigned word right
1043 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
1044 clarify intent of this constant.
1045 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
1046 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
1047 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
1048 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
1049 and vec_xrx functions.
1051 2016-10-18 Andrew Pinski <apinski@cavium.com>
1054 * predict.c (is_exit_with_zero_arg): New function.
1055 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
1058 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
1061 * config/i386/i386.c (legitimize_tls_address)
1062 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1063 convert dest to Pmode if different than Pmode.
1065 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1067 PR tree-optimization/77916
1068 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
1069 stopgap fix, as pointers with -1 increment are still broken.
1071 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
1073 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
1074 mapping class decoration from here...
1075 (rs6000_xcoff_encode_section): ...to here.
1077 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
1078 if shrink-wrapping and optimizing for speed.
1080 2016-10-18 Richard Biener <rguenther@suse.de>
1082 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1083 not visited but non-executable predecessors. Return taken edge.
1084 Simplify conditions and refactor propagation vs. folding step.
1086 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1088 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
1089 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
1090 (rs6000_get_separate_components): Assert we do not have those
1091 strategies selected.
1093 2016-10-18 Richard Biener <rguenther@suse.de>
1095 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
1096 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
1098 (substitute_and_fold_dom_walker): Adjust constructor.
1099 (substitute_and_fold_dom_walker::before_dom_children): Remove
1100 do_dce flag and handling (always true).
1101 (substitute_and_fold): Likewise.
1102 * tree-vrp.c (vrp_finalize): Adjust.
1103 (execute_early_vrp): Remove final BB_VISITED clearing.
1104 * tree-ssa-ccp.c (ccp_finalize): Adjust.
1105 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1106 * ira.c (ira): Call clear_bb_flags.
1108 2016-10-18 Richard Biener <rguenther@suse.de>
1110 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
1111 get at the operand to look at with TREE_OPERAND for generic
1114 2016-10-18 David Malcolm <dmalcolm@redhat.com>
1116 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
1118 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
1119 (write_test_expr): Use rtx_reader_ptr for calls to
1121 (write_attr_value): Likewise.
1122 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
1123 call to print_md_ptr_loc.
1124 (write_one_condition): Likewise for calls to print_c_condition.
1125 * genconstants.c: Include "statistics.h" and "vec.h".
1126 (main): Update for conversion to member functions.
1127 * genemit.c (emit_c_code): Use rtx_reader_ptr for
1128 call to print_md_ptr_loc.
1129 * genenums.c: Include "statistics.h" and "vec.h".
1130 (main): Update for conversion of traverse_enum_types to a method.
1131 * genmddeps.c: Include "statistics.h" and "vec.h".
1132 * genoutput.c (process_template): Use rtx_reader_ptr for call to
1134 * genpreds.c (write_predicate_subfunction): Likewise.
1135 (write_predicate_expr): Likewise for calls to print_c_condition.
1136 * genrecog.c (print_test): Likewise.
1137 * gensupport.c (process_rtx): Likewise for calls to
1138 copy_md_ptr_loc and join_c_conditions.
1139 (alter_test_for_insn): Likewise for call to join_c_conditions.
1140 (process_substs_on_one_elem): Likewise.
1141 (gen_mnemonic_setattr): Update for move of string_obstack to a
1142 field of rtx_reader.
1143 (mnemonic_htab_callback): Likewise. Fix formatting.
1144 (gen_mnemonic_attr): Likewise.
1145 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
1146 to print_c_condition.
1147 * read-md.c: Include "statistics.h" and "vec.h".
1148 (string_obstack): Convert this global to field "m_string_obstack"
1149 of class rtx_reader.
1150 (ptr_locs): Likewise, as "m_ptr_locs".
1151 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
1152 (joined_conditions): Likewise, as "m_joined_conditions".
1153 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
1154 (md_constants): Likewise, as "m_md_constants".
1155 (enum_types): Likewise, as "m_enum_types".
1156 (set_md_ptr_loc): Convert to...
1157 (rtx_reader::set_md_ptr_loc): ...member function.
1158 (get_md_ptr_loc): Convert to...
1159 (rtx_reader::get_md_ptr_loc): ...member function.
1160 (copy_md_ptr_loc): Convert to...
1161 (rtx_reader::copy_md_ptr_loc): ...member function.
1162 (fprint_md_ptr_loc): Convert to...
1163 (rtx_reader::fprint_md_ptr_loc): ...member function.
1164 (print_md_ptr_loc): Convert to...
1165 (rtx_reader::print_md_ptr_loc): ...member function.
1166 (join_c_conditions): Convert to...
1167 (rtx_reader::join_c_conditions): ...member function.
1168 (fprint_c_condition): Convert to...
1169 (rtx_reader::fprint_c_condition): ...member function.
1170 (print_c_condition): Convert to...
1171 (rtx_reader::print_c_condition): ...member function.
1172 (read_name): Convert to...
1173 (rtx_reader::read_name): ...member function.
1174 (read_escape): Convert to...
1175 (rtx_reader::read_escape): ...member function.
1176 (read_quoted_string): Convert to...
1177 (rtx_reader::read_quoted_string): ...member function.
1178 (read_braced_string): Convert to...
1179 (rtx_reader::read_braced_string): ...member function.
1180 (read_string): Convert to...
1181 (rtx_reader::read_string): ...member function.
1182 (read_skip_construct): Convert to...
1183 (rtx_reader::read_skip_construct): ...member function.
1184 (handle_constants): Convert to...
1185 (rtx_reader::handle_constants): ...member function.
1186 (traverse_md_constants): Convert to...
1187 (rtx_reader::traverse_md_constants): ...member function.
1188 (handle_enum): Convert to...
1189 (rtx_reader::handle_enum): ...member function.
1190 (lookup_enum_type): Convert to...
1191 (rtx_reader::lookup_enum_type): ...member function.
1192 (traverse_enum_types): Convert to...
1193 (rtx_reader::traverse_enum_types): ...member function.
1194 (rtx_reader::rtx_reader): Move initializations
1195 of various former global data from rtx_reader::read_md_files to
1196 here, as fields, along with the call to unlock_std_streams.
1197 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
1199 (rtx_reader::read_md_files): Move initializations of various
1200 global data from here to the ctor.
1201 * read-md.h (read_name): Convert to...
1202 (rtx_reader::read_name): ...member function.
1203 (rtx_reader::read_escape): New method decl.
1204 (read_quoted_string): Convert to...
1205 (rtx_reader::read_quoted_string): ...member function.
1206 (rtx_reader::read_braced_string): New method decl.
1207 (read_string): Convert to...
1208 (rtx_reader::read_string): ...member function.
1209 (rtx_reader::read_skip_construct): New method decl.
1210 (rtx_reader::set_md_ptr_loc): New method decl.
1211 (rtx_reader::get_md_ptr_loc): New method decl.
1212 (copy_md_ptr_loc): Convert to...
1213 (rtx_reader::copy_md_ptr_loc): ...member function.
1214 (fprint_md_ptr_loc): Convert to...
1215 (rtx_reader::fprint_md_ptr_loc): ...member function.
1216 (print_md_ptr_loc): Convert to...
1217 (rtx_reader::print_md_ptr_loc): ...member function.
1218 (rtx_reader::lookup_enum_type): New method decl.
1219 (rtx_reader::traverse_enum_types): New method decl.
1220 (rtx_reader::handle_constants): New method decl.
1221 (traverse_md_constants): Convert to...
1222 (rtx_reader::traverse_md_constants): ...member function.
1223 (rtx_reader::handle_enum): New method decl.
1224 (rtx_reader::join_c_conditions): New method decl.
1225 (fprint_c_condition): Convert to...
1226 (rtx_reader::fprint_c_condition): ...member function.
1227 (print_c_condition): Convert to...
1228 (rtx_reader::print_c_condition): ...member function.
1229 (rtx_reader::apply_iterator_to_string): New method decl.
1230 (rtx_reader::copy_rtx_for_iterators): New method decl.
1231 (rtx_reader::read_conditions): New method decl.
1232 (rtx_reader::record_potential_iterator_use): New method decl.
1233 (rtx_reader::read_mapping): New method decl.
1234 (rtx_reader::read_rtx): New method decl.
1235 (rtx_reader::read_rtx_code): New method decl.
1236 (rtx_reader::read_rtx_operand): New method decl.
1237 (rtx_reader::read_nested_rtx): New method decl.
1238 (rtx_reader::read_rtx_variadic): New method decl.
1239 (rtx_reader::get_string_obstack): New method.
1240 (rtx_reader::get_md_constants): New method.
1241 (string_obstack): Convert global variable decl to...
1242 (rtx_reader::m_string_obstack): ...this new field.
1243 (rtx_reader::m_ptr_locs): New field.
1244 (rtx_reader::m_ptr_loc_obstack): New field.
1245 (rtx_reader::m_joined_conditions): New field.
1246 (rtx_reader::m_joined_conditions_obstack): New field.
1247 (rtx_reader::m_md_constants): New field.
1248 (rtx_reader::m_enum_types): New field.
1249 * read-rtl.c (apply_iterator_to_string): Convert to...
1250 (rtx_reader::apply_iterator_to_string): ...member function.
1251 (copy_rtx_for_iterators): Convert to...
1252 (rtx_reader::copy_rtx_for_iterators): ...member function.
1253 (add_condition_to_string): Use rtx_reader_ptr for
1254 calls join_c_conditions.
1255 (apply_iterators): Use rtx_reader_ptr for calls to
1256 join_c_conditions and copy_rtx_for_iterators.
1257 (read_conditions): Convert to...
1258 (rtx_reader::read_conditions): ...member function.
1259 (record_potential_iterator_use): Convert to...
1260 (rtx_reader::record_potential_iterator_use): ...member function.
1261 (read_mapping): Convert to...
1262 (rtx_reader::read_mapping): ...member function.
1263 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
1264 (read_rtx): Convert to...
1265 (rtx_reader::read_rtx): ...member function.
1266 (read_rtx_code): Convert to...
1267 (rtx_reader::read_rtx_code): ...member function.
1268 (read_rtx_operand): Convert to...
1269 (rtx_reader::read_rtx_operand): ...member function. Update for move
1270 of string_obstack to a field.
1271 (read_nested_rtx): Convert to..
1272 (rtx_reader::read_nested_rtx): ...member function.
1273 (read_rtx_variadic): Convert to..
1274 (rtx_reader::read_rtx_variadic): ...member function.
1276 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1278 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
1280 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1282 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
1283 for pointer type too.
1284 (ipcp_update_vr): set_ptr_nonnull for pointer.
1286 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1288 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
1289 pt_solution_singleton_p.
1290 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
1291 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
1292 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
1293 pointer nonnull computed by VRP.
1294 Also Conservatively set pt.null to 1.
1295 (pt_solution_reset): Conservatively set pt.null to 1.
1296 (pt_solution_singleton_or_null_p): Renamed from
1297 pt_solution_singleton_p.
1298 * tree-ssanames.h (set_ptr_nonnull): Declare.
1299 (get_ptr_nonnull): Likewise.
1300 * tree-ssanames.c (set_ptr_nonnull): New.
1301 (get_ptr_nonnull): Likewise.
1302 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
1303 (evrp_dom_walker::before_dom_children): Likewise.
1305 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1307 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1308 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1309 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1310 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1311 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
1312 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1313 (rs6000_option_override_internal): Clear it if ABI_AIX.
1314 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1315 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
1317 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1319 * gimple-ssa-strength-reduction.c (record_increment): Remove
1322 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1324 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
1325 that the result is non-zero if it is true.
1326 (maybe_expand_shift): New wrapper around expand_shift_1.
1327 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
1329 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1331 PR tree-optimization/77916
1332 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1333 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1335 (record_increment): Increments of -1 for unknown strides just use
1336 a multiply initializer like other negative values.
1337 (analyze_increments): Remove stopgap solution for -1 increment
1338 applied to pointer arithmetic.
1340 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
1342 * dominance.c (dom_info::dom_info): Add new constructor for region
1343 which is vector of basic blocks.
1344 (dom_init): New method to initialize members common for both
1346 (dom_info::dom_info): Invoke dom_init for partial initialization.
1347 (dom_info::get_idom): Add check to corner cases on basic blocks which
1349 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
1350 to detect unreachable bbs.
1351 (dom_info::calc_idoms): Likewise.
1352 (compute_dom_fast_query_in_region): New function.
1353 (calculate_dominance_info_for_region): Likewise.
1354 (free_dominance_info_for_region): Likewise.
1355 * dominance.h: Add prototypes for introduced region-based functions
1356 tree-if-conv.c: (build_region): New function.
1357 (if_convertible_loop_p_1): Invoke local version of post-dominators
1358 calculation before basic block predication with subsequent freeing
1359 post-dominator info.
1360 (tree_if_conversion): Remove free of post-dominator info
1361 (pass_if_conversion::execute): Delete detection of infinite loops
1362 and fake edges to exit block since post-dominator calculation is
1363 performed per if-converted loop only.
1365 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1368 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1369 register explicitly.
1370 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
1371 optimizing for size.
1373 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1375 * config/aarch64/aarch64.c: Delete inclusion of
1376 cortex-a57-fma-steering.h.
1377 (aarch64_override_options): Delete call
1378 to aarch64_register_fma_steering.
1379 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
1380 * config/aarch64/cortex-a57-fma-steering.h: Delete.
1381 * config/aarch64/aarch64-passes.def: New file.
1382 * config/aarch64/cortex-a57-fma-steering.c
1383 (aarch64_register_fma_steering): Delete definition.
1384 (make_pass_fma_steering): Remove static qualifier.
1385 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
1386 (cortex-a57-fma-steering.o): Remove dependency on
1387 cortex-a57-fma-steering.h.
1389 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1391 * explow.c (validize_mem): Do not modify the argument in-place.
1393 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
1395 * tree-streamer.c (record_common_node): Explicitly list expected
1398 2016-10-17 Richard Biener <rguenther@suse.de>
1400 PR tree-optimization/77988
1401 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
1403 2016-10-17 Marek Polacek <polacek@redhat.com>
1405 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
1407 2016-10-17 Richard Biener <rguenther@suse.de>
1409 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
1412 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1414 PR tree-optimization/71636
1415 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
1417 2016-10-17 Richard Biener <rguenther@suse.de>
1419 * gimplify.c (gimplify_function_tree): Do not move the outer
1422 2016-10-17 Jakub Jelinek <jakub@redhat.com>
1424 * langhooks.h (struct lang_hooks_for_decls): Remove
1425 function_decl_explicit_p, function_decl_deleted_p and
1426 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
1427 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
1428 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1429 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
1430 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
1431 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
1432 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1433 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
1434 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
1435 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
1436 * langhooks.c (lhd_decl_dwarf_attribute): New function.
1437 * dwarf2out.c (gen_subprogram_die): Use
1438 lang_hooks.decls.decl_dwarf_attribute instead of
1439 lang_hooks.decls.function_decl_*.
1441 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1445 * common.opt (-ftrampolines): New option.
1446 * doc/invoke.texi (Code Gen Options): Document it.
1447 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1448 * doc/tm.texi: Regenerate.
1449 * builtins.def: Add init_descriptor and adjust_descriptor.
1450 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
1451 on platforms with descriptors.
1452 (expand_builtin_init_descriptor): New function.
1453 (expand_builtin_adjust_descriptor): Likewise.
1454 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
1455 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
1456 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
1457 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
1458 Set STATIC_CHAIN_REG_P on the static chain register, if any.
1459 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
1460 (expand_call): Likewise. Move around call to prepare_call_address
1461 and pass all flags to it.
1462 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
1463 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
1464 (gimple_call_set_by_descriptor): New setter.
1465 (gimple_call_by_descriptor_p): New getter.
1466 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
1467 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
1468 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
1469 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1470 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
1471 * rtl.h (STATIC_CHAIN_REG_P): New macro.
1472 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
1473 * target.def (custom_function_descriptors): New POD hook.
1474 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1475 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1476 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1477 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1478 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1479 (build_common_builtin_nodes): Initialize init_descriptor and
1481 * tree-nested.c: Include target.h.
1482 (struct nesting_info): Add 'any_descr_created' field.
1483 (get_descriptor_type): New function.
1484 (lookup_element_for_decl): New function extracted from...
1485 (create_field_for_decl): Likewise.
1486 (lookup_tramp_for_decl): ...here. Adjust.
1487 (lookup_descr_for_decl): New function.
1488 (convert_tramp_reference_op): Deal with descriptors.
1489 (build_init_call_stmt): New function extracted from...
1490 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1491 * defaults.h (FUNCTION_ALIGNMENT): Define.
1492 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1493 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1494 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1495 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1496 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1498 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1500 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1501 constants in CONST_VECTORs.
1503 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1505 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1506 register as destination of bmask.
1507 (vector_init_bshuffle): Likewise.
1508 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1509 (bmaskdi_vis): Enable only in 64-bit mode.
1511 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1513 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1514 make LR a separately shrink-wrapped component unless savres_strategy
1515 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1516 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1517 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1519 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1521 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1522 and keep looping on failure.
1524 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1526 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1528 (print_rtx_function): Update example in comment for...
1529 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1530 non-virtual pseudos with a '%' sigil followed by the regno, offset
1531 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1532 pseudo is dumped as "%0".
1534 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1537 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1540 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1542 * config/sparc/sparc-passes.def: New file.
1543 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1544 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1545 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1547 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1549 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1550 loop peel to loops with exit test at the beginning.
1552 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1554 PR rtl-optimization/68212
1555 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1556 frequency when computing scale factor for peeled copies.
1557 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1558 values for switch/peel blocks/edges.
1560 2016-10-14 Pedro Alves <palves@redhat.com>
1562 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1564 2016-10-14 Catherine Moore <clm@codesourcery.com>
1566 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1567 micromips_globals to zero.
1569 2016-10-14 Richard Biener <rguenther@suse.de>
1571 PR tree-optimization/77979
1572 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1573 in the equivalency sets.
1574 (compare_names): Likewise.
1576 2016-10-14 Martin Liska <mliska@suse.cz>
1578 * builtins.h(target_char_cst_p): Declare the function.
1579 * builtins.c (fold_builtin_memchr): Remove.
1580 (target_char_cst_p): Move the function from gimple-fold.c.
1581 (fold_builtin_3): Do not call the function.
1582 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1583 (gimple_fold_builtin): Call the function.
1584 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1586 2016-10-14 Martin Liska <mliska@suse.cz>
1588 * builtins.c (fold_builtin_strcmp): Remove function.
1589 (fold_builtin_strncmp): Likewise.
1590 (fold_builtin_2): Remove call of the function.
1591 (fold_builtin_3): Likewise.
1592 * fold-const-call.c (fold_const_call): Add constant folding
1593 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1594 * fold-const-call.h (build_cmp_result): Declare the function.
1595 * gimple-fold.c (gimple_load_first_char): New function.
1596 (gimple_fold_builtin_string_compare): Likewise.
1597 (gimple_fold_builtin): Call the function.
1599 2016-10-14 Nathan Sidwell <nathan@acm.org>
1601 * gcov-io.c (gcov_open): Deconstify 'mode'.
1603 2016-10-14 Martin Liska <mliska@suse.cz>
1605 * fold-const.c (c_getstr): Support of properly \0-terminated
1606 string constants. New argument is added.
1607 * fold-const.h: New argument is added.
1609 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1611 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1613 (aarch64_print_hint_for_core): Likewise.
1614 (aarch64_print_hint_for_arch): Likewise.
1615 (aarch64_validate_march): Use it. Fix indentation in type signature.
1616 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1617 (aarch64_validate_mtune): Likewise.
1618 (aarch64_handle_attr_arch): Likewise.
1619 (aarch64_handle_attr_cpu): Likewise.
1620 (aarch64_handle_attr_tune): Likewise.
1622 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1624 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1627 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1629 * config/m68k/m68k.c (m68k_option_override): Check
1630 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1631 instead of stack_limit_rtx.
1633 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1635 * dwarf2out.c (gen_member_die): Handle inline static data member
1638 2016-10-13 Nathan Sidwell <nathan@acm.org>
1640 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1641 gcov_var.mode. Remove unnecessary fstat.
1643 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1646 * function.c (thread_prologue_and_epilogue_insns): Call all
1647 make_*logue_seq in the same order as traditional. Call them
1648 all a second time if shrink_wrapped_separate.
1650 2016-10-13 Marek Polacek <polacek@redhat.com>
1652 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1653 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1656 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1658 PR tree-optimization/77937
1659 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1660 to infinite when we have a pointer with an increment of -1.
1662 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1664 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1666 * memmodel.h: This file.
1667 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1668 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1669 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1670 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1671 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1672 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1673 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1674 compare-elim.c, config/aarch64/aarch64-builtins.c,
1675 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1676 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1677 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1678 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1679 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1680 config/darwin.c, config/epiphany/epiphany.c,
1681 config/epiphany/mode-switch-use.c,
1682 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1683 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1684 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1685 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1686 config/m68k/m68k.c, config/mcore/mcore.c,
1687 config/microblaze/microblaze.c, config/mmix/mmix.c,
1688 config/mn10300/mn10300.c, config/moxie/moxie.c,
1689 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1690 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1691 config/nds32/nds32-memory-manipulation.c,
1692 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1693 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1694 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1695 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1696 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1697 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1698 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1699 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1700 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1701 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1702 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1703 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1704 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1705 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1706 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1707 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1708 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1709 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1710 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1711 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1712 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1713 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1714 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1715 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1716 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1717 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1718 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1719 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1720 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1721 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1722 var-tracking.c, varasm.c: Include memmodel.h.
1723 * genattrtab.c (write_header): Include memmodel.h in generated file.
1724 * genautomata.c (main): Likewise.
1725 * gengtype.c (open_base_files): Likewise.
1726 * genopinit.c (main): Likewise.
1727 * genconditions.c (write_header): Include memmodel.h earlier in
1729 * genemit.c (main): Likewise.
1730 * genoutput.c (output_prologue): Likewise.
1731 * genpeep.c (main): Likewise.
1732 * genpreds.c (write_insn_preds_c): Likewise.
1733 * genrecog.c (write_header): Likewise.
1734 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1736 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1738 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1739 for new "compact" param of print_rtx_function. Check for "cinsn"
1741 * print-rtl-function.c (flag_compact): New decl.
1742 (print_rtx_function): Add param "compact" and use it to set
1743 flag_compact, adding a description of the effect to the leading
1744 comment, and updating the example output.
1745 * print-rtl.c (flag_compact): New variable.
1746 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1748 (print_rtx_operand_code_i): When printing source locations, wrap
1749 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1750 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1751 virtuals in compact mode.
1752 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1753 apart from in LABEL_REFs.
1754 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1755 Don't print basic block ids in compact mode.
1756 (print_rtx): In compact mode, prefix the code of insns with "c",
1757 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1758 * print-rtl.h (print_rtx_function): Add "compact" param.
1760 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1762 * arm.h (TARGET_VFP): Delete.
1763 (TARGET_VFPD32): Remove references to TARGET_VFP.
1764 (TARGET_VFP3, TARGET_VFP5): Likewise.
1765 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1766 (TARGET_NEON_FP16): Likewise.
1767 (TARGET_FMA): Likewise.
1768 (TARGET_CRYPTO): Likewise.
1769 (TARGET_NEON): Likewise.
1770 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1771 (FUNCTION_ARG_REGNO_P): Likewise.
1772 * arm.c (arm_option_check_internal): Likewise.
1773 (arm_option_override): Likewise.
1774 (use_return_insn): Likewise.
1775 (arm_function_value_regno_p): Likewise.
1776 (arm_apply_result_size): Likewise.
1777 (use_vfp_abi): Likewise.
1778 (arm_legitimate_address_outer_p): Likewise.
1779 (thumb2_legitimate_address_p): Likewise.
1780 (arm_legitimate_index_p): Likewise.
1781 (thumb2_legitimate_index_p): Likewise.
1782 (arm_legitimate_address): Likewise.
1783 (arm_get_vfp_saved_size): Likewise.
1784 (arm_emit_vfp_multi_reg_pop): Likewise.
1785 (arm_get_frame_offsets): Likewise.
1786 (arm_save_coproc_regs): Likewise.
1787 (arm_hard_regno_mode_ok): Likewise.
1788 (arm_expand_epilogue_apcs_frame): Likewise.
1789 (arm_expand_epilogue): Likewise.
1790 (arm_file_start): Likewise.
1791 (arm_conditional_register_usage): Likewise.
1792 (arm_validize_comparison): Use vfp_compare_operand directly.
1793 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1794 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1796 (arm_atomic_assign_expand_fenv): Likewise.
1797 * arm.md (divsf3): Likewise.
1798 (arm_negsi2): Likewise.
1800 (arm_movdi): Likewise.
1801 (arm_movt): Likewise.
1802 (cbranchsf4): Change predicate to vfp_compare_operand.
1803 (cbranchdf4): Change predicate to vfp_compare_operand.
1804 (cstorehf4): Change predicate to vfp_compare_operand.
1805 (cstoresf4): Change predicate to vfp_compare_operand.
1806 (cstoredf4): Change predicate to vfp_compare_operand.
1807 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1808 (movhi_insn_arch4, movhi_bytes): Likewise.
1809 * constraints.md (Dt): Likewise.
1811 * iterators.md (SDF): Likewise.
1812 * predicates.md (arm_float_compare_operand): Delete.
1813 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1815 (const_double_vcvt_power_of_two): Likewise.
1816 * thumb2.md thumb2_movsi_insn): Likewise.
1817 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1818 (movhf_vfp): Likewise.
1819 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1820 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1821 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1822 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1823 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1824 (subsf3_vfp, divsf3_vfp): Likewise.
1825 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1826 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1827 (mulsf3negsfsubsf_vfp): Likewise.
1828 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1829 (floatunssisf2, sqrtsf2_vfp): Likewise.
1830 (movcc_vfp): Likewise.
1831 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1832 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1833 (push_multi_vfp): Likewise.
1834 (set_fpscr, get_fpscr): Likewise.
1835 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1837 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1839 * arm.h (TARGET_VFP): Unconditionally define to 1.
1840 (arm_fpu_desc): Remove 'model' field.
1841 (TARGET_FPU_MODEL): Delete.
1842 * arm.c (all_fpus): Don't initialize the model field.
1843 (arm_can_inline_p): Don't check the FPU model.
1844 * arm-fpus.def: Remove redundant model field from all FPU
1847 2016-10-13 Richard Biener <rguenther@suse.de>
1850 * genmatch.c (struct capture): Add value_match member.
1851 (commutate): Preserve value_match.
1852 (lower_opt_convert): Likewise.
1853 (lower_cond): Likewise.
1854 (replace_id): Likewise.
1855 (struct dt_operand): Add value_match member.
1856 (decision_tree::cmp_node): Compare it.
1857 (decision_tree::insert_operand): Honor it when finding and
1858 when appending a DT_MATCH.
1859 (dt_operand::gen_match_op): Generate a type check after
1860 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1861 (parser::get_internal_capture_id): New helper.
1862 (parser::finish_match_operand): New function lowering @@<id>.
1863 (parser::parse_capture): Parse @@<id> as value-match.
1864 (parser::parse_expr): Use get_internal_capture_id.
1865 (parser::parse_simplify): Call finish_match_operand.
1866 (walk_captures): New helper.
1867 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1869 ((X /[ex] A) * A -> X): Likewise.
1870 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1871 convert[12] and value-matching.
1872 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1873 ((X | Y) | Y -> X | Y): Likewise.
1874 ((X ^ Y) ^ Y -> X): Likewise.
1875 (A - (A & B) -> ~B & A): Likewise.
1876 ((T)(P + A) - (T)P -> (T) A): Likewise.
1877 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1878 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1879 * doc/match-and-simplify.texi: Amend capture section.
1881 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1883 * config/arc/arc.md (umul_600): Remove predicated variant.
1884 (umul64_600): Likewise.
1886 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1888 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1890 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1892 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1893 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1894 no-overflow information to vect_do_peeling_for_loop_bound and
1895 vect_gen_vector_loop_niters.
1897 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1899 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1902 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1904 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1905 adjust_vec automatically.
1906 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1907 param exit_bb to guard_to.
1908 (slpeel_checking_verify_cfg_after_peeling):
1909 (set_prologue_iterations):
1910 (create_lcssa_for_virtual_phi): New func which is factored out from
1911 slpeel_tree_peel_loop_to_edge.
1912 (slpeel_tree_peel_loop_to_edge):
1913 (iv_phi_p): New func.
1914 (vect_can_advance_ivs_p): Call iv_phi_p.
1915 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1916 new gimple stmts in basic block.
1917 (vect_gen_niters_for_prolog_loop): Rename to...
1918 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1919 adjust implementation.
1920 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1921 sizetype if necessary.
1922 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1923 it to external function.
1924 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1925 (vect_gen_vector_loop_niters_mult_vf): New.
1926 (slpeel_update_phi_nodes_for_loops): New.
1927 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1928 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1929 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1930 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1931 tree-vect-loop-manip.c
1932 (vect_generate_tmps_on_preheader): Delete.
1933 (vect_transform_loop): Rename vectorization_factor to vf. Call
1934 vect_do_peeling instead of vect_do_peeling-* functions.
1935 * tree-vectorizer.h (vect_do_peeling): New decl.
1936 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1937 (vect_do_peeling_for_loop_bound): Delete.
1938 (vect_do_peeling_for_alignment): Delete.
1940 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1942 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1943 duplicated loop after its preheader and after the original loop.
1945 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1947 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1948 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1950 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1952 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1953 for live variable outside loop but not in lcssa form.
1955 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1957 * cfg.c (reset_original_copy_tables): New func.
1958 * cfg.h (reset_original_copy_tables): New decl.
1960 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1963 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1965 * varasm.c (default_binds_local_p_3): Formatting fix.
1967 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1969 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1971 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1972 Remove useless code.
1974 2016-10-13 Martin Liska <mliska@suse.cz>
1976 PR tree-optimization/77943
1977 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1978 a different EH landing pads.
1980 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1983 * hooks.h (hook_tree_void_null): Declare.
1984 * hooks.c (hook_tree_void_null): New function.
1985 * langhooks.c (lhd_return_null_tree_v): Remove.
1986 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1987 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1988 set y to const0_rtx.
1989 * function.c (stack_protect_epilogue): Likewise.
1990 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1991 if TARGET_THREAD_SSP_OFFSET is defined.
1992 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1993 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1994 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1995 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1996 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1997 (ix86_stack_protect_guard): New function.
1999 2016-10-13 Richard Biener <rguenther@suse.de>
2001 * dwarf2out.c (tree_add_const_value_attribute): Do not try
2002 rtl_for_decl_init during early phase.
2003 (gen_variable_die): Do not create locations during early phase.
2004 (gen_label_die): Likewise.
2005 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
2008 2016-10-12 Richard Biener <rguenther@suse.de>
2010 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
2011 try_add_new_range and made to eturn new range.
2012 (evrp_dom_walker::before_dom_children): Push op1 value range before
2013 pushing op0 value range.
2015 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2017 PR tree-optimization/77937
2018 * gimple-ssa-strength-reduction.c (analyze_increments): Use
2019 POINTER_TYPE_P on the candidate type to determine whether
2020 candidates in this chain require pointer arithmetic.
2022 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
2024 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
2025 correction if the type is smaller than a word.
2026 (visium_select_cc_mode): Add ... fall through ... comment.
2028 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2030 * config/rs6000/rs6000.c (machine_function): Add new fields
2031 gpr_is_wrapped_separately and lr_is_wrapped_separately.
2032 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2033 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2034 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2035 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2036 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2037 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2038 (rs6000_get_separate_components): New function.
2039 (rs6000_components_for_bb): New function.
2040 (rs6000_disqualify_components): New function.
2041 (rs6000_emit_prologue_components): New function.
2042 (rs6000_emit_epilogue_components): New function.
2043 (rs6000_set_handled_components): New function.
2044 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
2045 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
2046 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
2047 (rs6000_emit_epilogue): Don't emit GPR restores if
2048 gpr_is_wrapped_separately for that register. Don't make a
2049 REG_CFA_RESTORE note for registers we did not restore, either.
2051 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2053 * function.c (thread_prologue_and_epilogue_insns): Call
2054 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
2055 if it has possibly changed. Compute the split_prologue_seq and
2056 epilogue_seq later, too.
2057 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
2058 (dump_components): New function.
2059 (struct sw): New struct.
2061 (init_separate_shrink_wrap): New function.
2062 (fini_separate_shrink_wrap): New function.
2063 (place_prologue_for_one_component): New function.
2064 (spread_components): New function.
2065 (disqualify_problematic_components): New function.
2066 (emit_common_heads_for_components): New function.
2067 (emit_common_tails_for_components): New function.
2068 (insert_prologue_epilogue_for_components): New function.
2069 (try_shrink_wrapping_separate): New function.
2070 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
2072 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2074 * regrename.c (build_def_use): Invalidate chains that have a
2075 REG_CFA_RESTORE on some instruction.
2077 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2079 * dce.c (delete_unmarked_insns): Don't delete instructions with
2080 a REG_CFA_RESTORE note.
2082 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2084 * common.opt (-fshrink-wrap-separate): New flag.
2085 * doc/invoke.texi: Document it.
2086 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
2087 * doc/tm.texi: Regenerate.
2088 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
2089 * target.def (shrink_wrap): New hook vector.
2090 (get_separate_components, components_for_bb, disqualify_components,
2091 emit_prologue_components, emit_epilogue_components,
2092 set_handled_components): New hooks.
2094 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2096 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
2097 vector return by reference only if -Wpsabi.
2098 (rs6000_pass_by_reference): Similarly, for argument passing.
2100 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2102 * function-tests.c: Include "print-rtl.h".
2103 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
2104 function, and verify what is dumped.
2105 * print-rtl-function.c (print_edge): New function.
2106 (begin_any_block): New function.
2107 (end_any_block): New function.
2108 (can_have_basic_block_p): New function.
2109 (print_rtx_function): Track the basic blocks of insns in the
2110 chain, wrapping those that are within blocks within "(block)"
2111 directives. Remove the "(cfg)" directive.
2113 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2115 * selftest.c (selftest::read_file): New function.
2116 (selftest::test_read_file): New function.
2117 (selftest::selftest_c_tests): Call test_read_file.
2118 * selftest.h (selftest::read_file): New decl.
2120 2016-10-12 Richard Biener <rguenther@suse.de>
2123 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
2126 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
2128 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
2130 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
2131 dwarf2out_assembly_start.
2133 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
2135 * Makefile.in (SELFTEST_FLAGS): New variable.
2136 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
2138 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
2141 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
2143 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
2144 dumped in RTL dumps.
2146 2016-10-12 Martin Liska <mliska@suse.cz>
2148 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
2149 (gimple_fold_builtin_memory_op): Use the function.
2150 (gimple_fold_builtin_strchr): Likewise.
2151 (gimple_fold_builtin_strcat): Likewise.
2152 (gimple_build): Likewise.
2154 2016-10-12 Nathan Sidwell <nathan@acm.org>
2156 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
2158 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2160 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
2161 equivalent 32-bit constant (modulo 2**32) when that yields
2162 smaller instructions.
2163 (size_of_int_loc_descriptor): Update accordingly.
2165 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2167 * dwarf2out.c (dwarf2out_early_global_decl): For nested
2168 functions, call dwarf2out_decl on the parent function first.
2170 2016-10-12 Richard Biener <rguenther@suse.de>
2172 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
2175 2016-10-12 Richard Biener <rguenther@suse.de>
2177 * tree-ssa-propagate.c
2178 (substitute_and_fold_dom_walker::before_dom_children): Do not
2179 ignore ASSERT_EXPRs but only preserve them.
2180 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
2181 that have been propagated into.
2182 (vrp_finalize): Enable DCE for substitute_and_fold.
2184 2016-10-12 Richard Biener <rguenther@suse.de>
2186 PR tree-optimization/77920
2187 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
2188 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
2189 (simplify_abs_using_ranges): Likewise.
2190 (simplify_conversion_using_ranges): Likewise.
2191 (simplify_stmt_using_ranges): Adjust.
2193 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2195 PR tree-optimization/77929
2196 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
2197 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
2199 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2202 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
2203 needs a base register for arg 1.
2205 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2207 * common.opt (Wimplicit-fallthrough) Turn into alias to
2208 -Wimplicit-fallthrough=3. Remove EnabledBy.
2209 (Wimplicit-fallthrough=): New option.
2210 * gimplify.c (warn_implicit_fallthrough_r): Use
2211 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
2212 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
2213 to -Wimplicit-fallthrough=3.
2214 (-Wimplicit-fallthrough=): Document.
2216 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2218 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
2219 and GEU in DImode if TARGET_SUBXC.
2220 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
2221 (seqdi<W:mode>_zero_subxc): Delete.
2222 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
2223 (neg_seqdi<W:mode>_zero_vis3): Delete.
2224 (plus_seqdi<W:mode>_zero): Likewise.
2225 (minus_seqdi<W:mode>_zero): Likewise.
2226 (plus_plus_sltu<W:mode>): Accept only register.
2227 (addx<W:mode>): Likewise.
2228 (plus_sltu<W:mode>_vis3): Likewise.
2229 (plus_plus_sltu<W:mode>_vis3): Likewise.
2230 (neg_sgeu<W:mode>_vis3): Delete.
2231 (minus_sgeu<W:mode>_vis3): Likewise.
2232 (addxc<W:mode>): Accept only registers.
2233 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
2234 (minus_neg_sltu<W:mode>_subxc): Accept only register.
2235 (neg_plus_sltu<W:mode>_subxc): Likewise.
2236 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
2237 (minus_minus_sltu<W:mode>_subxc): Accept only register.
2238 (sgeu<W:mode>_insn_subxc): Delete.
2239 (plus_sgeu<W:mode>_subxc): Likewise.
2240 (subxc<W:mode>): Accept only register.
2241 (scc splitter): Split always GEU again.
2243 2016-10-11 Jeff Law <law@redhat.com>
2245 PR tree-optimization/77424
2246 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
2247 dead conditionals. Assert that all e->aux fields are NULL.
2249 2016-10-11 David Malcolm <dmalcolm@redhat.com>
2251 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
2252 operand-printing "switch" statement into...
2253 (print_rtx_operand_code_0): ...this new function, ...
2254 (print_rtx_operand_code_e): ...this new function, ...
2255 (print_rtx_operand_codes_E_and_V): ...this new function, ...
2256 (print_rtx_operand_code_i): ...this new function, ...
2257 (print_rtx_operand_code_r): ...this new function, ...
2258 (print_rtx_operand_code_u): ...this new function, ...
2259 (print_rtx_operand): ...and this new function.
2261 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
2263 * config/alpha/alpha-passes.def: New file.
2264 * config/alpha/t-alpha: New file.
2265 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
2266 (make_pass_handle_trap_shadows): New prototype.
2267 (make_pass_align_insns): Ditto.
2268 * config/alpha/alpha.c (alpha_option_override): Don't register
2270 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
2272 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2275 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
2276 distinct __ibm128 IBM extended double type if long doubles are
2277 128-bits and the default format for long double is IEEE 128-bit.
2279 2016-10-11 Richard Biener <rguenther@suse.de>
2281 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
2282 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
2283 (verify_die): New function.
2284 (dwarf2out_finish): Call it.
2285 (output_line_info): Handle case of -gsplit-dwarf without
2286 DWARF2_ASM_LINE_DEBUG_INFO.
2288 2016-10-11 Richard Biener <rguenther@suse.de>
2291 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
2292 sub-chains of BLOCK_VARS and gimple_bind_vars.
2294 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2296 * config/i386/znver1.md : Fix imov/imovx load type reservations.
2298 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2300 * config/sparc/sparc.opt (msubxc): New option.
2301 * doc/invoke.texi (SPARC options): Document it and tidy up.
2302 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
2303 * doc/tm.texi: Regenerate.
2304 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
2306 (CCX_NOOV): Rename into...
2310 * config/sparc/predicates.m (fcc_register_operand): Simplify.
2311 (fcc0_register_operand): Likewise.
2312 (icc_register_operand): New.
2313 (icc_or_fcc_register_operand): Simplify.
2314 (nz_comparison_operator): New.
2315 (c_comparison_operator): Likewise.
2316 (noov_compare_operator): Rename into...
2317 (icc_comparison_operator): ...this. Use above predicates.
2318 (noov_compare64_operator): Rename into...
2319 (v9_comparison_operator): ...this and tidy up.
2320 (fcc_comparison_operator): New.
2321 (icc_or_fcc_comparison_operator): Likewise.
2322 (v9_register_compare_operator): Rename info...
2323 (v9_register_comparison_operator): ...this.
2324 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2325 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
2327 (sparc_fixed_condition_code_regs): New function.
2328 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
2329 renaming and add support for CCC/CCXC.
2330 (output_cbranch): Likewise.
2331 (sparc_print_operand): Likewise.
2332 (gen_v9_scc): Remove obsolete assertion.
2333 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
2334 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
2335 (output_cbcond): Remove bogus handling of CC modes.
2336 (sparc_register_move_cost): Return 100 for NO_REGS.
2337 * config/sparc/sparc.md (W): New mode iterator.
2338 (length): Adjust for noov_compare64_operator renaming.
2339 (cmpsi_sne): New instruction.
2340 (cmpdi_sne): Likewise.
2341 (seqdi_special): Delete.
2342 (seqdi_special): Likewise.
2343 (snesi<P:mode>_special): Likewise.
2344 (snedi_special): Likewise.
2345 (snedi_special_vis3): Likewise.
2346 (snesi patterns): Use W iterator.
2347 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
2348 (sltu patterns): Likewise.
2349 (sgeu patterns): Likewise.
2350 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
2351 (normal_branch): Use icc_comparison_operator predicate.
2352 (inverted_branch): Likewise.
2353 (cbcond_sp32): Use comparison_operator predicate.
2354 (cbcond_sp64): Likewise.
2355 (normal_int_branch_sp64): Adjust for renaming
2356 (inverted_int_branch_sp64): Likewise.
2357 (mov<I:mode>_cc_reg_sp64): Likewise.
2358 (movsf_cc_reg_sp6): Likewise.
2359 (movdf_cc_reg_sp64): Likewise.
2360 (movtf_cc_reg_hq_sp64): Likewise.
2361 (movtf_cc_reg_sp64): Likewise.
2362 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
2363 (movsf_cc_v9): Likewise.
2364 (movdf_cc_v9): Likewise.
2365 (movtf_cc_hq_v9): Likewise.
2366 (movtf_cc_v9): Likewise.
2367 (adddi3): Call gen_adddi3_sp32.
2368 (adddi3_insn_sp32): Rename to...
2369 (adddi3_sp32): ...this. Accept only register_operand as operand #1
2370 and use CCCmode for the carry.
2371 (addx_extend_sp32): Use CCCmode for the carry.
2372 (addx_extend_sp64): Delete.
2373 (adddi3_extend_sp32): Use CCCmode for the carry.
2374 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
2375 (subdi3): Call gen_subdi3_sp32.
2376 (subdi3_insn_sp32): Rename to...
2377 (subdi3_sp32): ...this and use CCmode for the carry.
2378 (subx_extend_sp32): Use CCCmode for the carry.
2379 (subx_extend_sp64): Delete.
2380 (subdi3_extend_sp32): Use CCmode for the carry.
2381 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
2382 (negdi3): Call gen_negdi3_sp32.
2383 (negdi3_sp32): Use CCCmode for the carry.
2384 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
2385 (cmp_nz_ashift_1): Use CCNZ mode.
2386 (cmp_nz_set_ashift_1): Likewise.
2387 (ctrapsi4): Use comparison_operator predicate.
2388 (ctrapdi4): Likewise.
2389 (trapsi_insn): Use icc_comparison_operator predicate.
2390 (trapdi_insn): Likewise.
2391 (edge8 patterns): Use CCNZmode.
2392 (edge16 patterns): Likewise.
2393 (edge32 patterns): Likewise.
2395 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2397 * config/visium/visium-modes.def (CC_NOOV): Rename into...
2399 (CC_BTST): Rename into...
2401 * config/visium/predicates.md (real_add_operand): New.
2402 (visium_btst_operator): Rename into...
2403 (visium_equality_comparison_operator): ...this.
2404 (visium_noov_operator): Rename into...
2405 (visium_nz_comparison_operator): ...this.
2406 (visium_c_comparison_operator): New.
2407 (visium_branch_operator): Adjust and deal with all CC modes.
2408 * config/visium/visium.c (visium_adjust_cost): Adjust.
2409 (visium_split_double_add): Use the *_set_carry patterns.
2410 (visium_select_cc_mode): Add support for CCC mode and adjust.
2411 (output_cbranch): Adjust and use the carry-based operators for
2412 floating-point comparisons.
2413 * config/visium/visium.md (flags_subst_arith): Adjust.
2414 (addsi3_insn_set_carry): New instruction.
2415 (subsi3_insn_set_carry): Likewise.
2416 (negsi2_insn_set_carry): Likewise.
2418 (cmp<mode>_sne): Likewise.
2419 (cbranch<mode>4): Use ordered_comparison_operator.
2420 (cbranch<mode>4_insn): Likewise.
2421 (cbranchsi4_btst_insn): Adjust.
2423 2016-10-11 Tom de Vries <tom@codesourcery.com>
2426 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
2429 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2431 * tree.h (build_complex_type): Add second parameter with default.
2432 * tree.c (build_complex_type): Add NAMED second parameter and adjust
2433 recursive call. Create a TYPE_DECL only if NAMED is true.
2434 (build_common_tree_nodes): Pass true in calls to build_complex_type.
2436 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
2438 New avr-passes.def to register AVR specific passes.
2440 * config/avr/avr-passes.def: New file.
2441 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
2442 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
2443 (make_avr_pass_recompute_note): New proto.
2444 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
2445 (avr_pass_recompute_notes): Use anonymous namespace.
2446 (avr_register_passes): Remove function...
2447 (avr_option_override): ...and its call.
2449 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
2451 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
2452 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
2453 PTF_AVOID_BRANCHLIKELY_SPEED for others.
2454 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
2456 * config/mips/mips.c (mips_option_override): Enable the branch
2457 likely depending on the tune flags and optimization level.
2458 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
2459 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
2460 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
2461 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2463 2016-10-11 Richard Biener <rguenther@suse.de>
2465 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
2466 (output_function): Properly stream the whole block tree.
2467 * lto-streamer-in.c (input_function): Likewise.
2469 2016-10-11 Marek Polacek <polacek@redhat.com>
2471 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2473 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2475 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2476 (evrp_dom_walker::before_dom_children): Infer and push new value
2477 ranges for x in y < x.
2479 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2482 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2483 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2484 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2485 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2486 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2487 (IA64_NO_LIBGCC_TFMODE): Likewise.
2489 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2491 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2494 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2496 * config.gcc: Add aarch64-*-freebsd* support.
2497 * config.host: Likewise.
2498 * config/aarch64/aarch64-freebsd.h: New file.
2499 * config/aarch64/t-aarch64-freebsd: Ditto.
2501 2016-10-10 Jeff Law <law@redhat.com>
2503 PR tree-optimization/71947
2504 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2505 B with A within a single statement.
2507 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2509 PR tree-optimization/77824
2510 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2511 zero cost for copies.
2512 (find_candidates_dom_walker::before_dom_children): Replace
2513 MODIFY_EXPR with SSA_NAME.
2514 (replace_mult_candidate): Likewise.
2515 (replace_profitable_candidates): Likewise.
2517 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2519 * config/s390/s390.h: Wrap more macros args in brackets and fix
2521 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2523 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2525 2016-10-10 Andreas Schwab <schwab@suse.de>
2528 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2529 pseudo is not DImode.
2531 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2533 * common/config/arc/arc-common.c (arc_option_optimization_table):
2534 Remove compact casesi option.
2535 * config/arc/arc.c (arc_override_options): Use compact casesi
2536 option only for pre-ARCv2 cores.
2537 * doc/invoke.texi (mcompact-casesi): Update text.
2539 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2541 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2542 Add macro to say we can efficiently handle overlapping unaligned
2544 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2545 poor code for processors older than p8.
2547 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2549 * gen-pass-instances.awk: Remove GNUism.
2551 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2553 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2554 NULL of (*ipcp_transformations)][node->uid].
2556 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2558 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2559 (MALLOC_ABI_ALIGNMENT): Define.
2561 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2563 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2564 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2565 VAR_OR_FUNCTION_DECL_P macros.
2566 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2567 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2568 chkp_find_bounds_1): Likewise.
2569 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2570 * hsa-gen.c (get_symbol_for_decl): Likewise.
2571 * cgraphunit.c (check_global_declaration, analyze_functions,
2572 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2574 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2575 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2577 * tree.c (set_decl_section_name, copy_node_stat,
2578 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2579 merge_dllimport_decl_attributes, handle_dll_attribute,
2580 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2581 verify_type): Likewise.
2582 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2583 find_explicit_erroneous_behavior): Likewise.
2584 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2585 * ipa.c (process_references): Likewise.
2586 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2587 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2588 notice_global_symbol, assemble_variable, mark_decl_referenced,
2589 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2590 make_decl_one_only, default_section_type_flags,
2591 categorize_decl_for_section, default_encode_section_info): Likewise.
2592 * trans-mem.c (requires_barrier): Likewise.
2593 * gimple-expr.c (mark_addressable): Likewise.
2594 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2595 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2596 expand_debug_expr): Likewise.
2597 * tree-dump.c (dequeue_and_dump): Likewise.
2598 * ubsan.c (instrument_bool_enum_load): Likewise.
2599 * tree-pretty-print.c (print_declaration): Likewise.
2600 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2601 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2602 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2603 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2604 pass_build_ssa::execute): Likewise.
2605 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2606 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2608 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2610 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2611 can_be_nonlocal, remap_decls, copy_debug_stmt,
2612 initialize_inlined_parameters, add_local_variables,
2613 reset_debug_binding, replace_locals_op): Likewise.
2614 * dse.c (can_escape): Likewise.
2615 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2617 * tree-diagnostic.c (default_tree_printer): Likewise.
2618 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2619 unpack_ts_decl_with_vis_value_fields,
2620 lto_input_ts_decl_common_tree_pointers): Likewise.
2621 * builtins.c (builtin_save_expr, fold_builtin_expect,
2622 readonly_data_expr): Likewise.
2623 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2624 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2626 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2627 * gimplify.c (force_constant_size, gimplify_bind_expr,
2628 gimplify_decl_expr, gimplify_var_or_parm_decl,
2629 gimplify_compound_lval, gimplify_init_constructor,
2630 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2631 gimplify_type_sizes): Likewise.
2632 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2633 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2634 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2635 remove_unused_locals): Likewise.
2636 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2637 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2638 * function.c (instantiate_expr, instantiate_decls_1,
2639 setjmp_vars_warning, add_local_decl): Likewise.
2640 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2642 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2643 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2644 optimize_va_list_gpr_fpr_size): Likewise.
2645 * tree-nrv.c (pass_nrv::execute): Likewise.
2646 * tsan.c (instrument_expr): Likewise.
2647 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2648 * vtable-verify.c (verify_bb_vtables): Likewise.
2649 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2650 get_ref_base_and_extent): Likewise.
2651 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2653 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2654 analyze_all_variable_accesses): Likewise.
2655 * tree-nested.c (get_nonlocal_debug_decl,
2656 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2657 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2658 get_local_debug_decl, convert_local_omp_clauses,
2659 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2661 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2662 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2663 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2664 dbxout_symbol, dbxout_common_check): Likewise.
2665 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2666 string_constant): Likewise.
2667 * hsa.c (hsa_get_declaration_name): Likewise.
2668 * passes.c (rest_of_decl_compilation): Likewise.
2669 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2670 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2671 pack_ts_decl_with_vis_value_fields,
2672 write_ts_decl_common_tree_pointers): Likewise.
2673 * stor-layout.c (place_field): Likewise.
2674 * symtab.c (symtab_node::maybe_create_reference,
2675 symtab_node::verify_base, symtab_node::make_decl_local,
2676 symtab_node::copy_visibility_from,
2677 symtab_node::can_increase_alignment_p): Likewise.
2678 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2679 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2680 fortran_common, add_location_or_const_value_attribute,
2681 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2682 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2683 optimize_one_addr_into_implicit_ptr,
2684 optimize_location_into_implicit_ptr): Likewise.
2685 * gimple-low.c (record_vars_into): Likewise.
2686 * ipa-visibility.c (update_vtable_references): Likewise.
2687 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2689 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2690 DFS::DFS_write_tree_body, write_symbol): Likewise.
2691 * langhooks.c (lhd_warn_unused_global_decl,
2692 lhd_set_decl_assembler_name): Likewise.
2693 * attribs.c (decl_attributes): Likewise.
2694 * except.c (output_ttype): Likewise.
2695 * varpool.c (varpool_node::get_create, ctor_for_folding,
2696 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2697 * fold-const.c (fold_unary_loc): Likewise.
2698 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2699 ipa_find_agg_cst_from_init): Likewise.
2700 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2701 expand_omp_target, lower_omp_regimplify_p,
2702 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2703 find_link_var_op): Likewise.
2704 * tree-chrec.c (chrec_contains_symbols): Likewise.
2705 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2706 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2707 execute_fixup_cfg): Likewise.
2709 PR tree-optimization/77901
2710 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2711 if ranges[i].exp is SSA_NAME when looking for >= and only when
2712 ranges[i].exp is NULL or SSA_NAME when looking for the other
2715 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2717 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2718 (ipcp_param_lattices): Remove field alignment.
2719 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2720 (set_all_contains_variable): Remove call to
2721 ipcp_alignment_lattice::set_to_bottom.
2722 (initialize_node_lattices): Likewise.
2723 (propagate_alignment_accross_jump_function): Remove.
2724 (propagate_constants_accross_call): Remove call to
2725 propagate_alignment_accross_jump_function.
2726 (ipcp_store_alignment_results): Remove.
2727 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2728 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2729 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2730 pretty-printing of alignment jump function.
2731 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2732 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2733 alignments and remove computing ipa_alignment jump function.
2734 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2735 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2736 (ipa_read_jump_function): Remove reading of ipa_alignment.
2737 (write_ipcp_transformation_info): Remove streaming for alignment
2738 propagation summary.
2739 (read_ipcp_transformation_info): Remove reading of alignment
2740 propagation summary.
2741 (ipcp_update_alignments): Remove.
2742 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2744 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2745 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2746 * ipa-prop.h (ipa_alignment): Remove.
2747 (ipa_jump_func): Remove field alignment.
2748 (ipcp_transformation_summary): Remove field alignments.
2749 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2750 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2751 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2753 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2755 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2757 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2759 (visium_expand_fp_cstore): Likewise.
2761 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2763 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2764 * diagnostic.c (warning_at_rich_loc_n): New function.
2765 (diagnostic_n_impl_richloc): Likewise.
2766 (diagnostic_n_impl): Move most of the function to
2767 diagnostic_n_impl_richloc and call it.
2769 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2771 * gen-pass-instances.awk: Rewritten.
2772 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2773 $(PASSES_EXTRA) after passes.def to the script.
2774 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2775 * config/i386/i386-passes.def: New file.
2776 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2777 make_pass_stv): Declare.
2778 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2780 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2782 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2783 (pass_stv::timode_p): New non-static data member.
2784 (ix86_option_override): Don't register passes here.
2786 * doc/invoke.texi: Document accepting Else, fallthrough.
2788 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2791 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2792 FALLTHRU comment styles.
2794 2016-10-07 Andrew Pinski <apinski@cavium.com>
2796 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2797 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2798 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2800 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2802 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2804 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2805 (AARCH64_ARCH): Likewise.
2806 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2808 (AARCH64_CORE): Likewise.
2809 (AARCH64_ARCH): Likewise.
2810 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2811 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2812 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2813 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2814 (AARCH64_ARCH): Likewise.
2815 (AARCH64_CORE): Likewise.
2816 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2817 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2818 (AARCH64_CORE): Likewise.
2819 (AARCH64_ARCH): Likewise.
2821 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2823 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2824 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2825 floating point type infrastructre, and -mfloat128 that enables the
2826 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2827 if -mfloat128-type. Define __ibm128 to be long double by default.
2828 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2829 the IEEE 128-bit floating point type infrastructure should
2830 automatically be enabled.
2831 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2832 instead of -mfloat128 to enable KFmode.
2833 (rs6000_option_override_internal): Split the option -mfloat128
2834 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2835 systems, automatically set -mfloat128-type, but don't enable it on
2836 other operating systems. Move setting the long double size and
2837 IEEE quad support before the IEEE 128-bit floating point changes.
2838 (rs6000_init_builtins): Do not create a unique type for __ibm128
2839 if long double is IBM extended double, instead rely on __ibm128
2840 being defined as 'long double'. If -mfloat128-type and not
2841 -mfloat128, create the KFmode type with an undocumented __ieee128
2843 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2844 -mfloat128 for tests about the types, but keep tests for
2845 -mfloat128 to enable the keyword support.
2846 (rs6000_complex_function_value): Likewise.
2847 (rs6000_scalar_mode_supported_p): Likewise.
2848 (rs6000_floatn_mode): Likewise.
2849 (rs6000_c_mode_for_suffix): Likewise.
2850 (rs6000_opt_masks): Add -mfloat128-type.
2851 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2852 -mfloat128-type being split from -mfloat128. Add
2853 -mfloat128-hardware, which was missing.
2854 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2855 -mfloat128 and -mfloat128-type:
2856 (-mfloat128-type): Likewise.
2857 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2858 that 64-bit Linux systems with enable -mfloat128-type by default
2860 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2861 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2862 -mfloat128-type instead of -mfloat128.
2863 (FLOAT128_2REG_P): Likewise.
2864 (MASK_FLOAT128_TYPE): Likewise.
2865 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2866 (RS6000_BTM_FLOAT128): Likewise.
2867 (TARGET_FLOAT128): Poison old identifiers.
2868 (OPTION_MASK_FLOAT128): Likewise.
2869 (MASK_FLOAT128): Likewise.
2870 * config/rs6000/rs6000.md (FP): Likewise.
2871 (FLOAT128): Likewise.
2872 (fix_trunc<mode>di2): Likewise.
2873 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2874 (floatdi<mode>2): Likewise.
2875 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2876 (neg<mode>2, FLOAT128 iterator): Likewise.
2877 (abs<mode>2, FLOAT128 iterator): Likewise.
2878 (ieee_128bit_negative_zero): Likewise.
2879 (ieee_128bit_vsx_neg<mode>2): Likewise.
2880 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2881 (ieee_128bit_vsx_abs<mode>2): Likewise.
2882 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2883 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2884 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2885 (extendiftf2): Likewise.
2886 (extendifkf2): Likewise.
2887 (extendtfkf2): Likewise.
2888 (trunciftf2): Likewise.
2889 (truncifkf2): Likewise.
2890 (trunckftf2): Likewise.
2891 (trunctfif2): Likewise.
2892 (extendkftf2): Likewise.
2893 (trunctfkf2): Likewise.
2895 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2897 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2898 before merging in bytes to pass down to real_from_target.
2900 2016-10-07 Richard Biener <rguenther@suse.de>
2902 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2904 (substitute_and_fold_dom_walker::before_dom_children):
2905 Substitute and fold before pass specific folding to avoid
2906 feeding that with SSA names that will be later released.
2907 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2908 introduced by folding and visited by evaluate_stmt called during
2910 (likely_value): Likewise.
2911 (evaluate_stmt): Likewise.
2912 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2913 (simplify_div_or_mod_using_ranges): Likewise.
2914 (simplify_min_or_max_using_ranges): Likewise.
2915 (simplify_abs_using_ranges): Likewise.
2916 (simplify_conversion_using_ranges): Likewise.
2917 (simplify_float_conversion_using_ranges): Likewise.
2918 (simplify_stmt_using_ranges): Likewise.
2920 2016-10-07 Marek Polacek <polacek@redhat.com>
2922 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2923 FALLTHROUGH_LABEL_P here...
2924 (warn_implicit_fallthrough_r): ...not here.
2926 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2928 PR tree-optimization/77880
2929 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2932 2016-10-07 Marek Polacek <polacek@redhat.com>
2935 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2937 2016-10-07 Richard Biener <rguenther@suse.de>
2939 * bitmap.h: Document constraints on bitmap modification while
2942 2016-10-07 Richard Biener <rguenther@suse.de>
2944 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2945 * bitmap.h (bmp_iter_set): When advancing to the next element
2946 check that we didn't remove the current one.
2947 (bmp_iter_and): Likewise.
2948 (bmp_iter_and_compl): Likewise.
2949 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2950 we currently iterate on but keep a one-level queue.
2951 * sched-deps.c (remove_from_deps): Do not clear current bit
2952 but keep a one-level queue.
2954 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2956 PR tree-optimization/77664
2957 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2958 for the other ranges.
2959 (optimize_range_tests_diff): Fix up formatting.
2960 (optimize_range_tests_var_bound): New function.
2961 (optimize_range_tests): Use it.
2963 2016-10-07 Martin Liska <mliska@suse.cz>
2965 * coverage.c (build_gcov_exit_decl): Fix priority what
2966 should be really 99.
2968 2016-10-07 Richard Biener <rguenther@suse.de>
2970 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2971 vars in gimple_bind_vars but not in BLOCK_VARS.
2973 2016-10-07 Richard Biener <rguenther@suse.de>
2975 PR tree-optimization/77879
2976 * tree-ssa-structalias.c (handle_const_call): Properly handle
2978 (handle_pure_call): Likewise.
2980 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2982 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2983 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2986 2016-10-06 Andrew Pinski <apinski@cavium.com>
2988 * config/aarch64/aarch64-cores.def: Add a comment before each
2991 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2993 PR tree-optimization/77862
2994 * tree-vrp.c (add_equivalence): Use get_value_range so that
2995 num_vr_values is checked before accessing vr_values.
2997 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2999 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3002 2016-10-05 Jeff Law <law@redhat.com>
3004 PR tree-optimization/71661
3005 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
3006 removal of a forwarder exposes a new natural loop.
3008 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
3010 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
3011 Introduce ssesuffix variable.
3012 (<mask_codefor><code><mode>3<mask_name>): Ditto.
3013 (*<code><mode>3): Ditto.
3015 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
3017 * postreload.c (reload_cse_simplify): Skip also USE when detecting
3020 2016-10-06 Richard Biener <rguenther@suse.de>
3022 PR tree-optimization/77855
3023 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
3024 instead of removing the current item while iterating over the set
3027 2016-10-06 James Clarke <jrtc27@jrtc27.com>
3028 Eric Botcazou <ebotcazou@adacore.com>
3031 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
3032 (classify_registers): Don't set it
3033 (function_arg_slotno): Don't initialize and test it. Tidy up.
3035 2016-10-06 Richard Biener <rguenther@suse.de>
3037 PR tree-optimization/77839
3038 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
3041 2016-10-06 Martin Liska <mliska@suse.cz>
3043 * gcc.c: Set -fprofile-update=atomic when profiling is
3044 enabled and -pthread is set. Warn when one combines
3045 -pthread and -fprofile-update=single for an app using
3048 2016-10-06 Martin Liska <mliska@suse.cz>
3051 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
3052 * gimple-ssa-strength-reduction.c (slsr_process_cast):
3053 Initialize a pointer to NULL.
3054 (slsr_process_copy): Likewise.
3055 * input.c (location_get_source_line): Likewise.
3056 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3058 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
3060 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
3061 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
3062 (ix86_handle_option): Deleted handle of OPT_mpcommit.
3063 * config.gcc: Deleted pcommitintrin.h
3064 * config/i386/pcommitintrin.h: Deleted file.
3065 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
3066 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
3068 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
3070 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
3071 (PTA_PCOMMIT): Deleted define.
3072 (ix86_option_override_internal): Deleted handle of option.
3073 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
3074 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
3075 __builtin_ia32_pcommit): Deleted.
3076 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
3077 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
3078 (pcommit): Deleted instruction.
3079 * config/i386/i386.opt: Mention -mpcommit deprecation.
3080 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
3082 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
3086 Remove wrong assert.
3087 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
3088 Use <round_constraint> as operand 1 constraint.
3090 2016-10-05 Jakub Jelinek <jakub@redhat.com>
3093 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
3094 (ubsan_instrument_float_cast): And not here.
3097 * ubsan.c (ubsan_ids): New GTY(()) array.
3098 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
3099 instead of static local counters.
3101 2016-10-05 Martin Sebor <msebor@redhat.com>
3104 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
3105 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
3106 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
3107 (default_printf_pointer_format): Define function.
3108 * targhooks.c (linux_printf_pointer_format): Define new function.
3109 * targhooks.h (linux_printf_pointer_format): Declare.
3110 (gnu_libc_printf_pointer_format): Remove declaration.
3112 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3114 * fold-const.c (native_encode_real): Fix logic for selecting offset
3115 to write to when BYTES_BIG_ENDIAN.
3117 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
3119 * builtins.c (fold_builtin_strchr): Remove function.
3120 (fold_builtin_strrchr): Likewise.
3121 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
3122 * gimple-fold.c (target_char_cst_p): New function.
3123 (gimple_fold_builtin_strchr) Add more foldings.
3124 (gimple_fold_builtin): Add index, strrchr, rindex cases.
3126 2016-10-05 Richard Biener <rguenther@suse.de>
3129 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
3130 capture ids in c-exprs.
3132 2016-10-05 Richard Biener <rguenther@suse.de>
3135 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
3136 with types_match for GIMPLE code gen to handle type mismatched
3138 (dt_operand::gen): Adjust.
3139 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
3142 2016-10-05 Richard Biener <rguenther@suse.de>
3144 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
3146 2016-10-05 Richard Biener <rguenther@suse.de>
3149 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
3151 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
3153 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
3154 version check to protect only DW_TAG_imported_module generation.
3156 2016-10-05 Richard Biener <rguenther@suse.de>
3159 * match.pd (min(a,-a) -> -abs(a)): New pattern.
3161 2016-10-04 Ian Lance Taylor <iant@golang.org>
3163 * explow.c (allocate_dynamic_stack_space): Call
3164 do_pending_stack_adjust before handling flag_split_stack.
3166 2016-10-04 David Malcolm <dmalcolm@redhat.com>
3168 * genattrtab.c (make_internal_attr): Supply dummy column number to
3171 * genoutput.c (init_insn_for_nothing): Likewise.
3172 * gensupport.c (add_define_attr): Likewise.
3173 * read-md.c (message_at_1): Print column number.
3174 (fatal_with_file_and_line): Likewise.
3175 (rtx_reader::read_char): Track column numbers.
3176 (rtx_reader::unread_char): Likewise.
3177 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
3178 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
3179 (rtx_reader::handle_file): Initialize m_read_md_colno.
3180 (rtx_reader::get_current_location): Supply column number to
3182 * read-md.h (struct file_location): Add field "colno".
3183 (file_location::file_location): Likewise.
3184 (rtx_reader::get_colno): New accessor.
3185 (rtx_reader::m_read_md_colno): New field.
3186 (rtx_reader::m_last_line_colno): New field.
3188 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3190 * doc/extend.texi (Java Exceptions): Remove.
3191 (java_interface): Remove.
3193 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
3195 PR tree-optimization/77808
3196 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
3197 and addr are different before copying points-to information.
3199 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
3201 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
3202 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
3203 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
3204 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
3206 2016-10-04 Richard Biener <rguenther@suse.de>
3208 PR tree-optimization/77399
3209 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
3210 verify the target can convert.
3212 2016-10-04 Richard Biener <rguenther@suse.de>
3215 * explow.c (plus_constant): Verify the mode of the constant
3216 pool offset before calling plus_constant.
3218 2016-10-04 Richard Biener <rguenther@suse.de>
3221 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
3222 type support, mark with :C.
3223 (X / -X -> -1): Mark with :C.
3225 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3227 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
3228 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
3229 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
3230 * doc/tm.texi: Regenerated.
3231 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
3232 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
3233 * config/darwin.h (JCR_SECTION_NAME): Remove.
3234 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
3235 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
3236 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
3237 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
3238 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
3239 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
3241 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3243 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
3244 between "because" and "param" in dump message in call to fprintf.
3246 2016-10-03 Jeff Law <law@redhat.com>
3248 PR tree-optimization/71550
3249 PR tree-optimization/71403
3250 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
3251 (profitable_jump_thread_path): Also return boolean indicating if
3252 the realized path will create an irreducible loop.
3253 Remove loop depth tests from 71403.
3254 (fsm_find_control_statement_thread_paths): Remove loop depth tests
3255 from 71403. If threading will create an irreducible loop, then
3256 throw away loop iteration and related information.
3258 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
3260 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
3261 -Woverloaded-virtual checks for warning options.
3262 * configure: Regenerate.
3264 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3266 PR preprocessor/77699
3267 * input.c (maybe_grow): Don't allocate one byte extra headroom.
3268 (get_next_line): Return false on error.
3269 (read_next_line): Removed, use get_next_line instead.
3270 (read_line_num): Don't copy the line.
3271 (location_get_source_line): Don't use static data.
3272 (selftest::test_reading_source_line): Add more test cases.
3274 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3277 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3279 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3280 (noce_process_if_block): Use it.
3282 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3284 * doc/invoke.texi: Update -Wint-in-bool-context.
3286 2016-10-02 Jakub Jelinek <jakub@redhat.com>
3288 * dwarf2out.c (output_fde, output_call_frame_info,
3289 dwarf2out_do_cfi_startproc, set_indirect_string,
3290 gen_internal_sym, output_die, output_line_info): Use
3291 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
3292 ASM_GENERATE_INTERNAL_LABEL output.
3294 2016-10-01 Richard Biener <rguenther@suse.de>
3297 * genmatch.c (get_operand_type): Add operand position arg
3298 and handle COND_EXPR comparison operand with fixed boolean_type_node.
3299 (expr::gen_transform): Adjust.
3300 (dt_simplify::gen_1): Likewise.
3302 2016-10-01 Jakub Jelinek <jakub@redhat.com>
3304 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
3305 comments. Simplify asserts, remove unnecessary conditions.
3307 (*<code><mode>3): Likewise.
3309 2016-09-30 Jakub Jelinek <jakub@redhat.com>
3311 * doc/invoke.texi (-Wregister): Document.
3313 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3315 * configure.ac: Split CHECKING_P into CHECKING_P and
3316 ENABLE_EXTRA_CHECKING.
3317 * configure: Regenerated.
3318 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
3319 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
3321 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
3324 * gcc.c (process_command): For @filename handling, output
3325 the correct name if the file does not exist.
3327 2016-09-30 Marek Polacek <polacek@redhat.com>
3329 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
3330 * config/alpha/predicates.md: Likewise.
3332 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3334 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3335 (noce_process_if_block): Use it.
3337 2016-09-30 Martin Liska <mliska@suse.cz>
3339 * doc/invoke.texi: Document asan-use-after-return that
3340 it's disabled by default in runtime.
3342 2016-09-30 Richard Biener <rguenther@suse.de>
3344 * tree-vrp.c (intersect_ranges): If we failed to handle
3345 the intersection choose a constant singleton range if available.
3347 2016-09-30 Richard Biener <rguenther@suse.de>
3349 PR tree-optimization/77399
3350 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3351 float <-> int conversions.
3353 2016-09-30 Alan Modra <amodra@gmail.com>
3355 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
3357 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3359 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
3360 ext_level before calling CPUID with 0x80000008.
3361 Simplify xgetbv checks.
3363 2016-09-29 David Malcolm <dmalcolm@redhat.com>
3365 * Makefile.in (OBJS): Add print-rtl-function.o.
3366 * print-rtl-function.c: New file.
3367 * print-rtl.h (print_rtx_function): New decl.
3369 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/cpuid.h (__get_cpuid_count): New.
3373 (__get_cpuid): Rename __level to __leaf.
3375 2016-09-29 Marek Polacek <polacek@redhat.com>
3377 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
3379 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
3381 * builtins.c (expand_builtin_memcmp): don't swap args unless
3382 result is only being compared with zero.
3384 2016-09-29 Marek Polacek <polacek@redhat.com>
3386 * dwarf2out.c (loc_descriptor): Add fall through comment.
3387 (add_const_value_attribute): Likewise.
3389 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
3391 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
3392 with "v6t2". Move "arch" attribute above "pool_range".
3393 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
3395 (*thumb2_movhi_vfp): Likewise.
3396 (*arm_movhi_fp16): Likewise.
3397 (*thumb2_movhi_fp16): Likewise.
3398 (*arm_movsi_vfp): Remove "arch" attribute.
3399 (*thumb2_movsi_vfp): Likewise.
3401 2016-09-29 Martin Liska <mliska@suse.cz>
3403 * doc/extend.texi: Remove limitation of Objective C for
3404 __attribute__((constructor)) and __attribute__((destructor)).
3406 2016-09-29 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/77768
3409 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3410 Handle stores to readonly memory when removing redundant stores.
3412 2016-09-29 Richard Biener <rguenther@suse.de>
3415 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
3416 X / -X -> -1 simplifications.
3418 2016-09-29 Richard Biener <rguenther@suse.de>
3421 * match.pd: Add max(a,-a) -> abs(a) pattern.
3422 * tree-ssa-phiopt.c (minmax_replacement): Disable for
3423 HONOR_SIGNED_ZEROS types.
3425 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
3427 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
3428 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
3430 2016-09-29 Richard Biener <rguenther@suse.de>
3432 * tree-vrp.c (set_defs_to_varying): New helper avoiding
3433 writing to vr_const_varying.
3434 (vrp_initialize): Call it.
3435 (vrp_visit_stmt): Likewise.
3436 (evrp_dom_walker::before_dom_children): Likewise.
3438 2016-09-29 Richard Biener <rguenther@suse.de>
3440 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
3441 constructors with vector elements.
3443 2016-09-29 Richard Biener <rguenther@suse.de>
3445 PR tree-optimization/77768
3446 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
3447 with stores to a place we know has a constant value.
3449 2016-09-29 Alan Modra <amodra@gmail.com>
3451 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
3452 * doc/invoke.texi: Document it.
3453 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
3454 (rs6000_passes_float): Comment.
3455 (rs6000_passes_long_double): New static var.
3456 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
3457 (init_cumulative_args): Set up to emit fp .gnu_attribute for
3458 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
3459 to include fp values returned in vectors.
3460 Set rs6000_passes_long_double.
3461 (rs6000_function_arg_advance_1): Likewise for function args.
3462 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
3463 and SPE. Emit long double tag value too.
3464 (rs6000_opt_vars): Add gnu-attr.
3465 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
3466 * configure: Regenerate.
3467 * config.in: Regenerate.
3469 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3471 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
3473 (format_floating, format_string, format_directive,
3474 get_destination_size, pass_sprintf_length::handle_gimple_call):
3477 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3479 * gimple-ssa-sprintf.c: Fix comment formatting.
3480 (format_integer): Use is_gimple_assign.
3481 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3482 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3483 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3484 (pass_sprintf_length::execute): Use is_gimple_call.
3486 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3488 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3489 strchr, also try the generic folding.
3491 2016-09-28 Martin Sebor <msebor@redhat.com>
3494 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3497 2016-09-28 Martin Sebor <msebor@redhat.com>
3500 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3501 length modifier is not expected.
3502 (format_floating): Ignore l length modifier and fail gracefuly
3503 when it isn't one of the other expected ones.
3505 2016-09-28 Martin Sebor <msebor@redhat.com>
3508 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3510 2016-09-27 Richard Biener <rguenther@suse.de>
3512 * dwarf2out.c (cu_die_list): New global.
3513 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3514 main_comp_unit_die to cu_die_list if we created it.
3515 Move break_out_includes ...
3516 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3519 2016-09-28 Richard Biener <rguenther@suse.de>
3521 * dwarf2out.c (struct die_struct): Add removed flag.
3522 (lookup_type_die): If the DIE is marked as removed, clear
3523 TYPE_SYMTAB_DIE and return NULL.
3524 (lookup_decl_die): If the DIE is marked as removed, remove it
3525 from the hash and return NULL.
3526 (mark_removed): New helper.
3527 (prune_unused_types_prune): Call it for removed DIEs.
3528 (gen_subprogram_die): Move the premark_used_types call to after
3529 DIEs for the functions scopes are generated.
3530 (process_scope_var): Do not re-create pruned types or type decls.
3531 Make sure to also re-parent type decls.
3532 (dwarf2out_finish): Move unused type pruning and debug_types
3534 (dwarf2out_early_finish): ... here.
3536 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3538 * config/arc/arc-c.c: New file.
3539 * config/arc/arc-c.def: Likewise.
3540 * config/arc/t-arc: Likewise.
3541 * config.gcc: Include arc-c.o as c and cpp object.
3542 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3543 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3544 arc_cpu_cpp_builtins.
3546 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3548 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3549 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3551 2016-09-28 Nathan Sidwell <nathan@acm.org>
3553 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3556 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3558 PR tree-optimization/61056
3559 * gimple-fold.c (gimple_fold_builtin_strchr):
3560 New function to optimize strchr (s, 0) to strlen.
3561 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3563 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3565 PR tree-optimization/77724
3566 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3567 Add tree_fits_shwi_p check.
3569 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3571 * auto-inc-dec.c (try_merge): Remove break after return.
3572 * cselib.c (autoinc_split): Likewise.
3573 * explow.c (promote_mode): Likewise.
3574 * fixed-value.c (fixed_arithmetic): Likewise.
3575 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3576 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3577 * trans-mem.c (get_attrs_for): Likewise.
3578 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3579 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3580 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3581 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3582 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3583 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3584 * config/cris/cris.c (cris_op_str): Likewise.
3585 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3586 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3588 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3590 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3591 IFN_GOACC_REDUCTION_CODES): New.
3592 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3593 ifn_goacc_reduction_kind): Use them.
3594 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3595 of internal functions, when applicable.
3597 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3599 * config/mips/constraints.md (d): Fix documentation.
3600 * doc/md.texi (Machine Constraints): Update accordingly.
3602 2016-09-27 Richard Biener <rguenther@suse.de>
3604 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3605 cur_line_info_table initialization ...
3606 (dwarf2out_assembly_start): ... here.
3608 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3610 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3611 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3612 (*thumb2_movhi_vfp): Likewise.
3613 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3614 template. Expand predicable attribute to mark VMOV.F16 as not
3615 predicable. Add "arch" attribute.
3616 (*thumb2_movhi_fp16): Likewise.
3617 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3618 (*thumb2_movsi_vfp): Add "arch" attribute.
3620 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3622 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3625 2016-09-27 Marek Polacek <polacek@redhat.com>
3627 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3630 * config/c6x/c6x.h: Adjust fall through comment.
3631 * config/sh/sh.c (final_prescan_insn): Likewise.
3632 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3633 (visium_expand_fp_cstore): Likewise.
3635 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3637 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3638 expected by -Wimplicit-fallthrough.
3639 (thumb1_size_rtx_costs): Likewise.
3640 (thumb2_reorg): Likewise.
3641 (tls_mentioned_p): Add "Fall through" comment.
3642 (thumb2_reorg): Likewise.
3643 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3644 comment form expected by -Wimplicit-fallthrough.
3646 2016-09-27 Martin Liska <mliska@suse.cz>
3648 PR gcov-profile/46266
3649 * input.h (RESERVED_LOCATION_P): New macro.
3650 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3651 instread of comparison with UNKNOWN_LOCATION.
3653 2016-09-27 Richard Biener <rguenther@suse.de>
3655 PR tree-optimization/77745
3656 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3657 When removing redundant stores make sure to check compatibility
3658 of the TBAA state for downstream accesses.
3659 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3660 value-numbering virtual operands for store matches.
3662 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3665 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3666 movrt patterns. Match them before anything else in the SET case.
3668 2016-09-27 Martin Liska <mliska@suse.cz>
3670 PR gcov-profile/7970
3671 PR gcov-profile/16855
3672 PR gcov-profile/44779
3673 * coverage.c (build_gcov_exit_decl): New function.
3674 (coverage_obj_init): Call the function and generate __gcov_exit
3676 * doc/gcov.texi: Document when __gcov_exit function is called.
3678 2016-09-27 Marek Polacek <polacek@redhat.com>
3681 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3682 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3683 -Wno-error instead of -Wno-implicit-fallthrough.
3685 2016-09-27 Martin Liska <mliska@suse.cz>
3688 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3690 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3692 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3693 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3694 comments. Remove break after return.
3695 (ix86_fp_compare_code_to_integer, has_dispatch,
3696 ix86_simd_clone_usable): Remove break after return.
3698 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3700 PR rlt-optimization/77714
3701 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3704 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3707 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3708 extract_range_from_unary_expr to convert value_range.
3709 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3710 (extract_range_from_unary_expr): This.
3711 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3713 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3715 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3717 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3719 * config/i386/i386.c (ix86_print_operand)
3720 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3721 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3722 (epilogue_renumber): Likewise.
3724 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3727 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3728 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3730 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3732 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3733 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3734 is_mm_seq_cst, is_mm_sync): Move to ...
3735 * memmodel.h: This. New file.
3736 * builtins.c: Include memmodel.h.
3737 * optabs.c: Likewise.
3739 * config/aarch64/aarch64.c: Likewise.
3740 * config/alpha/alpha.c: Likewise.
3741 * config/arm/arm.c: Likewise.
3742 * config/i386/i386.c: Likewise.
3743 * config/ia64/ia64.c: Likewise.
3744 * config/mips/mips.c: Likewise.
3745 * config/rs6000/rs6000.c: Likewise.
3746 * config/sparc/sparc.c: Likewise.
3747 * genconditions.c: Include memmodel.h in generated file.
3748 * genemit.c: Likewise.
3749 * genoutput.c: Likewise.
3750 * genpeep.c: Likewise.
3751 * genpreds.c: Likewise.
3752 * genrecog.c: Likewise.
3754 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3756 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3757 "c" instead when parsing characters. Move operand parsing into...
3758 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3759 and tightening the scope of various locals.
3761 2016-09-26 Liu Hao <lh_mouse@126.com>
3763 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3765 2016-09-26 Marek Polacek <polacek@redhat.com>
3767 * system.h: Use __has_attribute to check whether the fallthrough
3768 attribute is supported.
3770 2016-09-26 Marek Polacek <polacek@redhat.com>
3772 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3773 gimple_call_internal_p.
3774 * ipa-split.c (find_return_bb): Likewise.
3775 (execute_split_functions): Likewise.
3776 * omp-low.c (dump_oacc_loop_part): Likewise.
3777 (oacc_loop_xform_head_tail): Likewise.
3778 * predict.c (predict_loops): Likewise.
3779 * sanopt.c (pass_sanopt::execute): Likewise.
3780 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3781 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3782 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3783 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3784 (expand_ifn_va_arg): Likewise.
3785 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3786 (optimize_mask_stores): Likewise.
3787 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3788 (vect_transform_stmt): Likewise.
3789 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3790 * tsan.c (instrument_memory_accesses): Likewise.
3792 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3793 Alexander Monakov <amonakov@ispras.ru>
3795 * regrename.c (rename_chains): Check
3796 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3797 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3798 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3800 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3802 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3803 (s390_sched_score): Likewise.
3805 2016-09-26 Martin Liska <mliska@suse.cz>
3807 * doc/gcov.texi: Update program output of gcov tool.
3809 2016-09-26 Martin Liska <mliska@suse.cz>
3811 PR gcov-profile/23332
3812 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3813 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3814 * value-prof.c (dump_histogram_value): Do not handle
3815 HIST_TYPE_CONST_DELTA.
3816 (stream_in_histogram_value): Likewise.
3817 (gimple_find_values_to_profile): Likewise.
3818 * value-prof.h (enum hist_type): Likewise.
3820 2016-09-26 Martin Liska <mliska@suse.cz>
3822 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3823 from default sanitize recover values.
3824 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3825 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3826 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3828 * opts.c (finish_options): Do a generic loop over options
3829 that can be recovered.
3830 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3832 (common_handle_option): Likewise.
3833 * opts.h: Declare can_recover to sanitizer_opts_s.
3835 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3837 * target.def(elf_flags_numeric): Change documentation to present tense.
3838 * doc/tm.texi: Regenerate.
3840 2016-09-26 Marek Polacek <polacek@redhat.com>
3843 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3844 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3845 -Wno-switch-fallthrough.
3846 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3847 (expand_builtin): Likewise.
3848 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3849 * convert.c (convert_to_real_1): Likewise.
3850 (convert_to_integer_1): Likewise.
3851 * final.c (output_alternate_entry_point): Likewise.
3852 * genattrtab.c (make_canonical): Likewise.
3853 (write_test_expr): Likewise.
3854 * genpreds.c (validate_exp): Likewise.
3855 * gimple-ssa-strength-reduction.c
3856 (find_candidates_dom_walker::before_dom_children): Likewise.
3857 * godump.c (go_format_type): Likewise.
3858 * reload1.c (elimination_effects): Likewise.
3859 * resource.c (mark_referenced_resources): Likewise.
3860 (mark_set_resources): Likewise.
3861 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3862 * varasm.c (output_addressed_constants): Likewise.
3864 2016-09-26 Marek Polacek <polacek@redhat.com>
3867 * common.opt (Wimplicit-fallthrough): New option.
3868 * doc/extend.texi: Document statement attributes and the fallthrough
3870 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3871 * gimple.h (gimple_call_internal_p): New function.
3872 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3873 (struct label_entry): New struct.
3874 (find_label_entry): New function.
3875 (case_label_p): New function.
3876 (collect_fallthrough_labels): New function.
3877 (last_stmt_in_scope): New function.
3878 (should_warn_for_implicit_fallthrough): New function.
3879 (warn_implicit_fallthrough_r): New function.
3880 (maybe_warn_implicit_fallthrough): New function.
3881 (expand_FALLTHROUGH_r): New function.
3882 (expand_FALLTHROUGH): New function.
3883 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3884 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3885 (gimplify_label_expr): New function.
3886 (gimplify_case_label_expr): Set location.
3887 (gimplify_expr): Call gimplify_label_expr.
3888 * internal-fn.c (expand_FALLTHROUGH): New function.
3889 * internal-fn.def (FALLTHROUGH): New internal function.
3890 * langhooks.c (lang_GNU_OBJC): New function.
3891 * langhooks.h (lang_GNU_OBJC): Declare.
3892 * system.h (gcc_fallthrough): Define.
3893 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3894 * tree.h (FALLTHROUGH_LABEL_P): Define.
3896 2016-09-26 Richard Biener <rguenther@suse.de>
3898 * dwarf2out.c (stripattributes): Remove unused function.
3899 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3900 Push dwarf_split_debug_info handling into init_sections_and_labels.
3901 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3902 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3903 (debug_macinfo_section_name): New global.
3904 (output_macinfo): Use debug_macinfo_section_name.
3905 (init_sections_and_labels): Split out section and label generation
3906 from dwarf2out_init. Set debug_macinfo_section_name.
3907 (dwarf2out_init): Move text section label generation and emission
3909 (dwarf2out_assembly_start): ... here.
3910 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3913 2016-09-26 Richard Biener <rguenther@suse.de>
3916 * cgraphunit.c (analyze_functions): Before early removing
3917 global vars calls the late_global_decl debug handler mark
3918 the variable as readonly.
3920 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3923 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3924 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3925 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3926 declare new overloads.
3927 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3930 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3932 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3933 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3935 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3937 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3938 * configure: Regenerate.
3940 2016-09-24 Marek Polacek <polacek@redhat.com>
3943 * doc/invoke.texi: Document -Wbool-operation.
3945 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3947 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3948 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3949 cmpmemsi pattern to do builtin expansion of memcmp ().
3950 (compute_current_alignment): Add helper function for
3951 expand_block_compare used to compute alignment as the compare proceeds.
3952 (select_block_compare_mode): Used by expand_block_compare to select
3953 the mode used for reading the next chunk of bytes in the compare.
3954 (do_load_for_compare): Used by expand_block_compare to emit the load
3955 insns for the compare.
3956 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3957 reference from expand_block_compare ().
3958 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3959 prototype for this function.
3960 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3961 target option for controlling how much code inline expansion of
3962 memcmp() will be allowed to generate.
3964 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3966 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3967 hook_bool_mode_false, hook_bool_mode_true,
3968 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3969 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3970 hook_bool_const_rtx_insn_const_rtx_insn_true,
3971 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3972 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3973 hook_bool_const_tree_hwi_hwi_const_tree_false,
3974 hook_bool_const_tree_hwi_hwi_const_tree_true,
3975 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3976 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3977 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3978 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3979 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3980 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3981 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3982 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3983 hook_bool_uintp_uintp_false,
3984 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3985 hook_rtx_tree_int_null, hook_uint_mode_0,
3986 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3987 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3988 hook_constcharptr_const_rtx_insn_null,
3989 hook_constcharptr_const_tree_const_tree_null,
3990 hook_constcharptr_int_const_tree_null,
3991 hook_constcharptr_int_const_tree_const_tree_null,
3992 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3993 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3994 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3996 * vec.h (vNULL): Extend comment to say = vNULL initialization
3997 isn't needed for static vars.
3999 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
4000 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
4001 = vNULL initialization of file scope vec.
4002 * passes.c (pass_tab, enabled_pass_uid_range_tab,
4003 disabled_pass_uid_range_tab): Likewise.
4004 * haifa-sched.c (sched_luids, h_i_d): Likewise.
4005 * tree-chkp-opt.c (check_infos): Likewise.
4006 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
4008 * vec.h (vnull::operator vec): Add constexpr keyword for
4011 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
4013 PR tree-optimization/77654
4014 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
4015 to duplicate_ssa_name_ptr_info.
4017 2016-09-23 David Malcolm <dmalcolm@redhat.com>
4019 PR preprocessor/77672
4020 * input.c (selftest::test_lexer_string_locations_simple): Update
4021 test to expect location information of the terminator character
4022 at the location of the final closing quote.
4023 (selftest::test_lexer_string_locations_hex): Likewise.
4024 (selftest::test_lexer_string_locations_oct): Likewise.
4025 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
4026 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
4027 (selftest::test_lexer_string_locations_ucn4): Likewise.
4028 (selftest::test_lexer_string_locations_ucn8): Likewise.
4029 (selftest::test_lexer_string_locations_u8): Likewise.
4030 (selftest::test_lexer_string_locations_utf8_source): Likewise.
4031 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
4032 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
4033 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
4034 (selftest::test_lexer_string_locations_macro): Likewise.
4035 (selftest::test_lexer_string_locations_long_line): Likewise.
4037 2016-09-23 Richard Biener <rguenther@suse.de>
4039 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
4040 virtual definition to virtual use if the call devirtualizes
4041 to a const or pure function.
4042 (visit_use): Also visit calls we can devirtualize to a
4043 const or pure function.
4045 2016-09-23 Richard Biener <rguenther@suse.de>
4047 PR tree-optimization/77697
4048 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
4049 signal error if we have sth ternary or unhandled.
4051 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4053 * config/arm/arm_neon.h (vabd_f16): New.
4087 (vcvt_f16_s16): New.
4088 (vcvt_f16_u16): New.
4089 (vcvt_s16_f16): New.
4090 (vcvt_u16_f16): New.
4091 (vcvtq_f16_s16): New.
4092 (vcvtq_f16_u16): New.
4093 (vcvtq_s16_f16): New.
4094 (vcvtq_u16_f16): New.
4095 (vcvta_s16_f16): New.
4096 (vcvta_u16_f16): New.
4097 (vcvtaq_s16_f16): New.
4098 (vcvtaq_u16_f16): New.
4099 (vcvtm_s16_f16): New.
4100 (vcvtm_u16_f16): New.
4101 (vcvtmq_s16_f16): New.
4102 (vcvtmq_u16_f16): New.
4103 (vcvtn_s16_f16): New.
4104 (vcvtn_u16_f16): New.
4105 (vcvtnq_s16_f16): New.
4106 (vcvtnq_u16_f16): New.
4107 (vcvtp_s16_f16): New.
4108 (vcvtp_u16_f16): New.
4109 (vcvtpq_s16_f16): New.
4110 (vcvtpq_u16_f16): New.
4111 (vcvt_n_f16_s16): New.
4112 (vcvt_n_f16_u16): New.
4113 (vcvtq_n_f16_s16): New.
4114 (vcvtq_n_f16_u16): New.
4115 (vcvt_n_s16_f16): New.
4116 (vcvt_n_u16_f16): New.
4117 (vcvtq_n_s16_f16): New.
4118 (vcvtq_n_u16_f16): New.
4132 (vmul_lane_f16): New.
4135 (vmulq_lane_f16): New.
4157 (vrsqrteq_f16): New.
4161 (vrsqrtsq_f16): New.
4165 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4167 * config.gcc (extra_headers): Add arm_fp16.h
4168 * config/arm/arm_fp16.h: New.
4169 * config/arm/arm_neon.h: Include "arm_fp16.h".
4171 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4173 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
4175 (vmulf): New (v8hf, v4hf variants).
4176 (vfma): New (v8hf, v4hf variants).
4177 (vfms): New (v8hf, v4hf variants).
4178 (vsub): New (v8hf, v4hf variants).
4179 (vcage): New (v8hf, v4hf variants).
4180 (vcagt): New (v8hf, v4hf variants).
4181 (vcale): New (v8hf, v4hf variants).
4182 (vcalt): New (v8hf, v4hf variants).
4183 (vceq): New (v8hf, v4hf variants).
4184 (vcgt): New (v8hf, v4hf variants).
4185 (vcge): New (v8hf, v4hf variants).
4186 (vcle): New (v8hf, v4hf variants).
4187 (vclt): New (v8hf, v4hf variants).
4188 (vceqz): New (v8hf, v4hf variants).
4189 (vcgez): New (v8hf, v4hf variants).
4190 (vcgtz): New (v8hf, v4hf variants).
4191 (vcltz): New (v8hf, v4hf variants).
4192 (vclez): New (v8hf, v4hf variants).
4193 (vabd): New (v8hf, v4hf variants).
4194 (vmaxf): New (v8hf, v4hf variants).
4195 (vmaxnm): New (v8hf, v4hf variants).
4196 (vminf): New (v8hf, v4hf variants).
4197 (vminnm): New (v8hf, v4hf variants).
4198 (vpmaxf): New (v4hf variant).
4199 (vpminf): New (v4hf variant).
4200 (vpadd): New (v4hf variant).
4201 (vrecps): New (v8hf, v4hf variants).
4202 (vrsqrts): New (v8hf, v4hf variants).
4203 (vabs): New (v8hf, v4hf variants).
4204 (vneg): New (v8hf, v4hf variants).
4205 (vrecpe): New (v8hf, v4hf variants).
4206 (vrnd): New (v8hf, v4hf variants).
4207 (vrnda): New (v8hf, v4hf variants).
4208 (vrndm): New (v8hf, v4hf variants).
4209 (vrndn): New (v8hf, v4hf variants).
4210 (vrndp): New (v8hf, v4hf variants).
4211 (vrndx): New (v8hf, v4hf variants).
4212 (vrsqrte): New (v8hf, v4hf variants).
4213 (vmul_lane): Add v4hf and v8hf variants.
4214 (vmul_n): Add v4hf and v8hf variants.
4215 (vext): New (v8hf, v4hf variants).
4216 (vcvts): New (v8hi, v4hi variants).
4217 (vcvts): New (v8hf, v4hf variants).
4218 (vcvtu): New (v8hi, v4hi variants).
4219 (vcvtu): New (v8hf, v4hf variants).
4220 (vcvts_n): New (v8hf, v4hf variants).
4221 (vcvtu_n): New (v8hi, v4hi variants).
4222 (vcvts_n): New (v8hi, v4hi variants).
4223 (vcvtu_n): New (v8hf, v4hf variants).
4224 (vbsl): New (v8hf, v4hf variants).
4225 (vcvtas): New (v8hf, v4hf variants).
4226 (vcvtau): New (v8hf, v4hf variants).
4227 (vcvtms): New (v8hf, v4hf variants).
4228 (vcvtmu): New (v8hf, v4hf variants).
4229 (vcvtns): New (v8hf, v4hf variants).
4230 (vcvtnu): New (v8hf, v4hf variants).
4231 (vcvtps): New (v8hf, v4hf variants).
4232 (vcvtpu): New (v8hf, v4hf variants).
4234 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4236 * config/arm/arm-builtins.c (hf_UP): New.
4238 (vfp_builtin_data): New. Update comment.
4239 (enum arm_builtins): Include "arm_vfp_builtins.def".
4240 (ARM_BUILTIN_VFP_PATTERN_START): New.
4241 (arm_init_vfp_builtins): New.
4242 (arm_init_builtins): Add arm_init_vfp_builtins.
4243 (arm_expand_vfp_builtin): New.
4244 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
4246 * config/arm/arm_vfp_builtins.def: New file.
4247 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
4248 (arm-builtins.o): Likewise.
4250 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
4253 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
4254 from constant while creating value range.
4256 2016-09-23 Renlin Li <renlin.li@arm.com>
4258 * ira.c (ira): Move ira_use_lra_p initialization code to ...
4259 (ira_init_once): Here.
4261 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
4262 Jakub Jelinek <jakub@redhat.com>
4264 * hooks.h (hook_uint_uintp_false): Rename to...
4265 (hook_bool_uint_uintp_false): ... this.
4266 * hooks.c (hook_uint_uintp_false): Rename to...
4267 (hook_bool_uint_uintp_false): ... this.
4268 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
4269 instead of hook_uint_uintp_false.
4271 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4273 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
4274 (arm_init_builtins): Move body of a loop to the standalone
4275 function arm_init_neon_builtin.
4276 (arm_expand_neon_builtin_1): New. Update comment. Function body
4277 moved from arm_neon_builtin with some white-space fixes.
4278 (arm_expand_neon_builtin): Move code into the standalone function
4279 arm_expand_neon_builtin_1.
4281 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4283 * config/arm/iterators.md (VCVTHI): New.
4284 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
4288 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
4289 (V_HALF): Add V4HF. Fix white-space.
4290 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
4291 (V_s_elem): Likewise.
4292 (V_sz_elem): Fix white-space.
4293 (V_elem_ch): Likewise.
4295 (scalar_mul_constraint): Add V8HF and V4HF.
4296 (Is_float_mode): Fix white-space.
4297 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
4298 (q): Add HF. Fix white-space.
4301 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
4302 (neon_vfm_lane_as): New.
4303 * config/arm/neon.md (add<mode>3_fp16): New.
4304 (sub<mode>3_fp16): New.
4305 (mul<mode>3add<mode>_neon): New.
4306 (fma<VH:mode>4_intrinsic): New.
4307 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
4308 (fmsub<VH:mode>4_intrinsic): New.
4309 (<absneg_str><mode>2): New.
4310 (neon_v<absneg_str><mode>): New.
4311 (neon_v<fp16_rnd_str><mode>): New.
4312 (neon_vrsqrte<mode>): New.
4313 (neon_vpaddv4hf): New.
4314 (neon_vadd<mode>): New.
4315 (neon_vsub<mode>): New.
4316 (neon_vmulf<mode>): New.
4317 (neon_vfma<VH:mode>): New.
4318 (neon_vfms<VH:mode>): New.
4319 (neon_vc<cmp_op><mode>): New.
4320 (neon_vc<cmp_op><mode>_fp16insn): New
4321 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
4322 (neon_vca<cmp_op><mode>): New.
4323 (neon_vca<cmp_op><mode>_fp16insn): New.
4324 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
4325 (neon_vc<cmp_op>z<mode>): New.
4326 (neon_vabd<mode>): New.
4327 (neon_v<maxmin>f<mode>): New.
4328 (neon_vp<maxmin>fv4hf: New.
4329 (neon_<fmaxmin_op><mode>): New.
4330 (neon_vrecps<mode>): New.
4331 (neon_vrsqrts<mode>): New.
4332 (neon_vrecpe<mode>): New (VH variant).
4333 (neon_vdup_lane<mode>_internal): New.
4334 (neon_vdup_lane<mode>): New.
4335 (neon_vcvt<sup><mode>): New (VCVTHI variant).
4336 (neon_vcvt<sup><mode>): New (VH variant).
4337 (neon_vcvt<sup>_n<mode>): New (VH variant).
4338 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
4339 (neon_vcvt<vcvth_op><sup><mode>): New.
4340 (neon_vmul_lane<mode>): New.
4341 (neon_vmul_n<mode>): New.
4342 * config/arm/unspecs.md (UNSPEC_VCALE): New
4343 (UNSPEC_VCALT): New.
4344 (UNSPEC_VFMA_LANE): New.
4345 (UNSPECS_VFMS_LANE): New.
4347 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4349 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
4350 ("*extzv<mode><clobbercc_or_nocc>"):
4351 Correct a typo in a comment.
4353 ("*insv<mode>_zEC12", "*insv<mode>_z10")
4354 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
4355 ("*insv<mode>_zEC12_appendbitsleft")
4356 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
4357 ("*insv<mode>_z10_appendbitsleft"): Ditto.
4358 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
4359 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
4360 Provide pattern with operands switched.
4361 ("*pre_z10_extv<mode>"):
4362 Use new subst patterns.
4363 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
4364 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
4365 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
4366 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
4367 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
4368 ("*<risbg_n>_sidi_ior_and_lshiftrt")
4369 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
4371 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
4372 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4373 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
4375 ("SINT"): New mode_iterator with SI, HI, QI.
4376 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
4377 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
4380 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4382 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
4383 new interface of s390_contiguous_bitmask_p.
4384 ("contiguous_bitmask_nowrap_operand"): New predicate.
4385 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
4386 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
4387 of s390_contiguous_bitmask_p.
4388 ("NxxDw"): Rename NxxDq constraint to NxxDw.
4389 ("NxxSw"): New constraint.
4390 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
4391 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
4393 (s390_contiguous_bitmask_nowrap_p): Export.
4394 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
4395 former s390_contiguous_bitmask_p.
4396 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
4397 detect contiguous bit ranges with wraparound. Change signature to
4398 return START and END position instead of POS and LENGTH.
4399 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
4400 ranges with wraparound.
4401 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
4402 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
4403 Adapt to new signature of s390_contiguous_bitmask_p.
4405 2016-09-23 Bin Cheng <bin.cheng@arm.com>
4407 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
4408 (create_intersect_range_checks): New.
4409 (vect_create_cond_for_alias_checks): Call above function.
4411 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4413 * config/arm/iterators.md (Code iterators): Fix some white-space
4417 (FCVT): Moved from vfp.md.
4418 (VCVT_HF_US_N): New.
4419 (VCVT_SI_US_N): New.
4424 (FCVTI32typename): Moved from vfp.md.
4425 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
4426 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
4427 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
4428 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
4429 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
4431 (fp16_rnd_str): New.
4432 (fp16_rnd_insn): New.
4433 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
4434 (UNSPEC_VCVT_HF_U_N): New.
4435 (UNSPEC_VCVT_SI_S_N): New.
4436 (UNSPEC_VCVT_SI_U_N): New.
4437 (UNSPEC_VCVTH_S): New.
4438 (UNSPEC_VCVTH_U): New.
4439 (UNSPEC_VCVTA_S): New.
4440 (UNSPEC_VCVTA_U): New.
4441 (UNSPEC_VCVTM_S): New.
4442 (UNSPEC_VCVTM_U): New.
4443 (UNSPEC_VCVTN_S): New.
4444 (UNSPEC_VCVTN_U): New.
4445 (UNSPEC_VCVTP_S): New.
4446 (UNSPEC_VCVTP_U): New.
4447 (UNSPEC_VCVTP_S): New.
4448 (UNSPEC_VCVTP_U): New.
4450 (UNSPEC_VRNDA): New.
4451 (UNSPEC_VRNDI): New.
4452 (UNSPEC_VRNDM): New.
4453 (UNSPEC_VRNDN): New.
4454 (UNSPEC_VRNDP): New.
4455 (UNSPEC_VRNDX): New.
4456 * config/arm/vfp.md (<absneg_str>hf2): New.
4458 (neon_v<fp16_rnd_str>hf): New.
4459 (neon_vrndihf): New.
4464 (*mulsf3neghf_vfp): New.
4465 (*negmulhf3_vfp): New.
4466 (*mulsf3addhf_vfp): New.
4467 (*mulhf3subhf_vfp): New.
4468 (*mulhf3neghfaddhf_vfp): New.
4469 (*mulhf3neghfsubhf_vfp): New.
4472 (fmsubhf4_fp16): New.
4476 (neon_vsqrthf): New.
4477 (neon_vrsqrtshf): New.
4478 (FCVT): Move to iterators.md.
4479 (FCVTI32typename): Likewise.
4480 (neon_vcvth<sup>hf): New.
4481 (neon_vcvth<sup>si): New.
4482 (neon_vcvth<sup>_nhf_unspec): New.
4483 (neon_vcvth<sup>_nhf): New.
4484 (neon_vcvth<sup>_nsi_unspec): New.
4485 (neon_vcvth<sup>_nsi): New.
4486 (neon_vcvt<vcvth_op>h<sup>si): New.
4487 (neon_<fmaxmin_op>hf): New.
4489 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4491 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4492 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4493 ("*insv<mode>_zEC12_appendbitsleft")
4494 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4495 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4497 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4499 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4500 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4501 construct values without normalization.
4502 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4503 static local lhs_ops to vNULL.
4505 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4506 Jiong Wang <jiong.wang@arm.com>
4508 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4509 available when FP16 instructions are available.
4510 (output_move_vfp): Add support for 16-bit data moves.
4511 (arm_validize_comparison): Fix some white-space. Support HFmode
4512 by conversion to SFmode.
4513 * config/arm/arm.md (truncdfhf2): Fix a comment.
4514 (extendhfdf2): Likewise.
4516 (movsicc): Fix some white-space.
4518 (movsfcc): Fix some white-space.
4520 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4521 instructions are available.
4522 (*thumb2_movhi_vfp): Likewise.
4523 (*arm_movhi_fp16): New.
4524 (*thumb2_movhi_fp16): New.
4525 (*movhf_vfp_fp16): New.
4526 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4527 (*movhf_vfp): Likewise.
4528 (extendhfsf2): Enable when VFP FP16 instructions are available.
4529 (truncsfhf2): Enable when VFP FP16 instructions are available.
4531 2016-09-23 Martin Liska <mliska@suse.cz>
4533 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4535 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4537 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4539 (arm_evpc_neon_vtrn): Likewise.
4540 (arm_evpc_neon_vrev): Likewise.
4541 (arm_evpc_neon_vext): Likewise.
4542 * config/arm/arm_neon.h (vbsl_f16): New.
4546 (vdup_lane_f16): New.
4547 (vdupq_lane_f16): New.
4560 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4561 (vdup_lane): New (v8hf, v4hf variants).
4562 (vext): New (v8hf, v4hf variants).
4563 (vbsl): New (v8hf, v4hf variants).
4564 * config/arm/iterators.md (VDQWH): New.
4566 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4567 (Scalar_mul_8_16): Fix white-space.
4568 (Is_d_reg): Add V4HF and V8HF.
4569 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4570 (neon_vdup_lane<mode>): New.
4571 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4572 (*neon_vtrn<mode>_insn): Likewise.
4573 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4574 (*neon_vzip<mode>_insn): Likewise
4575 (neon_vuzp<mode>_internal): Likewise.
4576 (*neon_vuzp<mode>_insn): Likewise
4577 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4579 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4580 Matthew Wahab <matthew.wahab@arm.com>
4582 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4583 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4584 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4585 available. Also fix some white-space.
4586 * config/arm/vfp.md (*arm_movhi_vfp): New.
4587 (*thumb2_movhi_vfp): New.
4589 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4591 * config/arm/arm-c.c (arm_cpu_builtins): Define
4592 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4593 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4595 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4597 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4598 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4599 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4600 arm_v8_2a_fp16_neon_hw.
4601 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4604 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4606 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4607 arm_fp16_alternative_ok and arm_fp16_none_ok.
4609 2016-09-23 Martin Liska <mliska@suse.cz>
4611 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4613 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4615 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4617 ("armv8.2-a+fp16"): New.
4618 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4619 (FL2_FP16INST): New.
4620 (FL2_FOR_ARCH8_2A): New.
4621 * config/arm/arm-tables.opt: Regenerate.
4622 * config/arm/arm.c (arm_arch8_2): New.
4623 (arm_fp16_inst): New.
4624 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4625 for incompatible fp16-format settings.
4626 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4627 (TARGET_NEON_FP16INST): New.
4628 (arm_arch8_2): Declare.
4629 (arm_fp16_inst): Declare.
4630 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4631 march=armv8.2-a and march=armv8.2-a+fp16.
4632 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4634 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4635 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4637 2016-09-23 Martin Liska <mliska@suse.cz>
4639 * doc/extend.texi: Remove fused-madd from i386 target options.
4641 2016-09-23 Martin Liska <mliska@suse.cz>
4643 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4646 2016-09-23 Martin Liska <mliska@suse.cz>
4648 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4651 2016-09-23 Martin Liska <mliska@suse.cz>
4654 * config/i386/i386.c (ix86_option_override_internal): Change
4655 signature and return false when there's an error related to
4657 (release_options_strings): New function.
4658 (ix86_valid_target_attribute_tree): Call the function.
4660 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4662 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4663 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4664 (gen_hsa_ctor_assignment): Likewise.
4665 * print-tree.c (print_node): Likewise.
4666 * tree-dump.c (dequeue_and_dump): Likewise.
4667 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4668 * expr.c (store_constructor): Likewise.
4669 * fold-const.c (operand_equal_p): Likewise.
4670 * tree-pretty-print.c (dump_generic_node): Likewise.
4671 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4672 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4674 2016-09-23 Richard Biener <rguenther@suse.de>
4676 * hooks.h (hook_uint_uintp_false): Declare.
4678 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4680 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4681 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4683 2016-09-22 Martin Sebor <msebor@redhat.com>
4686 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4687 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4688 (target_int_min): Correct computation.
4689 (format_integer): Use long long as the argument for the ll length
4691 (format_floating): Use target_int_max().
4692 (get_string_length): Same.
4693 (format_string): Avoid setting the bounded flag for strings
4695 (try_substitute_return_value): Avoid setting range info when
4696 the result isn't bounded.
4697 * varasm.c (assemble_name): Increase buffer size.
4699 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4700 Terry Guo <terry.guo@arm.com>
4702 * target.def (elf_flags_numeric): New target hook.
4703 * targhooks.h (default_asm_elf_flags_numeric): New.
4704 * varasm.c (default_asm_elf_flags_numeric): New.
4705 (default_elf_asm_named_section): Use new target hook.
4706 * config/arm/arm.opt (mpure-code): New.
4707 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4708 * config/arm/arm.c (arm_asm_init_sections): Add section
4709 attribute to default text section if -mpure-code.
4710 (arm_option_check_internal): Diagnose use of option with
4711 non supported targets and/or options.
4712 (arm_asm_elf_flags_numeric): New.
4713 (arm_function_section): New.
4714 (arm_elf_section_type_flags): New.
4715 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4717 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4718 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4720 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4722 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4724 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4726 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4727 * rtl.h: Adjust prototype.
4729 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4731 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4732 (prev_active_insn): Likewise.
4733 (active_insn_p): Likewise.
4734 * rtl.h: Adjust prototypes.
4735 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4736 * config/arc/arc.md: Likewise.
4737 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4738 (branch_needs_nop_p): Likewise.
4739 (use_skip_p): Likewise.
4740 * config/sh/sh.c (gen_block_redirect): Likewise.
4741 (split_branches): Likewise.
4742 * reorg.c (optimize_skip): Likewise.
4743 (fill_simple_delay_slots): Likewise.
4744 (fill_slots_from_thread): Likewise.
4745 (relax_delay_slots): Likewise.
4746 * resource.c (mark_target_live_regs): Likewise.
4748 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4750 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4752 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4753 (prev_nonnote_nondebug_insn): Likewise.
4754 * config/cris/cris-protos.h: Adjust prototype.
4756 * jump.c (rtx_renumbered_equal_p): Adjust.
4758 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4760 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4761 * rtl.h: Adjust prototype.
4762 * config/sh/sh.md: Adjust.
4763 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4765 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4767 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4768 (prev_nondebug_insn): Likewise.
4769 * loop-doloop.c (doloop_condition_get): Likewise.
4770 * rtl.h: Adjust prototype.
4771 * cfgloop.h: Likewise.
4773 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4775 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4776 (prev_nonnote_insn): Likewise.
4777 * jump.c (reversed_comparison_code_parts): Likewise.
4778 (reversed_comparison): Likewise.
4779 * rtl.h: Adjust prototypes.
4780 * config/arc/arc.md: Adjust.
4781 * cse.c (find_comparison_args): Likewise.
4782 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4783 (fix_reg_dead_note): Change argument type to rtx_insn *.
4784 (delete_prior_computation): Likewise.
4785 (delete_computation): Likewise.
4786 (fill_slots_from_thread): Adjust.
4787 (relax_delay_slots): Likewise.
4788 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4789 (simplify_relational_operation_1): Likewise.
4790 (simplify_ternary_operation): Likewise.
4792 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4794 * config/arc/arc-protos.h (arc_label_align): Change type of
4795 variables from rtx to rtx_insn *.
4796 * config/arc/arc.c (arc_label_align): Likewise.
4797 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4798 * config/bfin/bfin.c (workaround_speculation): Likewise.
4799 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4800 (find_last_same_clock): Likewise.
4801 (reorg_split_calls): Likewise.
4802 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4803 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4804 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4805 (same_cmp_following_p): Likewise.
4806 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4807 (same_cmp_following_p): Likwise.
4808 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4809 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4810 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4811 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4812 (rl78_alloc_physical_registers_cmp): Likewise.
4813 (rl78_alloc_physical_registers_umul): Likewise.
4814 (rl78_calculate_death_notes): Likewise.
4815 * config/s390/s390-protos.h (s390_label_align): Likewise.
4816 * config/s390/s390.c (s390_label_align): Likewise.
4817 * config/sh/sh.c (barrier_align): Likewise.
4818 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4819 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4820 (emit_cbcond_nop): Likewise.
4822 2016-09-22 Martin Liska <mliska@suse.cz>
4825 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4826 alias address matters, not necessarily address of original.
4828 2016-09-22 Richard Biener <rguenther@suse.de>
4831 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4834 2016-09-22 Richard Biener <rguenther@suse.de>
4837 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4838 from constant folding results.
4839 (gimple_resimplify2): Likewise.
4840 (gimple_resimplify3): Likewise.
4842 2016-09-22 Richard Biener <rguenther@suse.de>
4845 * expr.c (expand_expr_real_1): Guard array access against negative
4848 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4850 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4852 (format_floating): Likewise.
4854 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4857 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4858 for all IFN_GOMP_SIMD_* internal fns, not just for
4859 IFN_GOMP_SIMD_ORDERED_*.
4861 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4864 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4865 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4866 instructions when you want to invert the test.
4867 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4868 correct order for XXSEL.
4869 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4870 for using XSCMP{EQ,GT,GE}DP.
4872 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4874 * genconstants.c (main): Introduce noop_reader and convert call
4875 to read_md_files to a method call.
4876 * genenums.c (main): Likewise.
4877 * genmddeps.c (main): Likewise.
4878 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4879 rtx_reader_ptr->get_top_level_filename ().
4880 (write_tm_preds_h): Likewise.
4881 (write_insn_preds_c): Likewise.
4882 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4883 (rtx_handle_directive): Convert to...
4884 (gen_reader::handle_unknown_directive): ...this.
4885 (init_rtx_reader_args_cb): Convert return type from bool to
4886 rtx_reader *. Create a gen_reader instance, using it for the
4887 call to read_md_files. Return it if no errors occur.
4888 (init_rtx_reader_args): Convert return type from bool to
4890 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4891 (init_rtx_reader_args_cb): Likewise.
4892 * read-md.c (struct file_name_list): Move to class rtx_reader.
4893 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4894 (read_md_filename): Delete in favor of
4895 rtx_reader::m_read_md_filename.
4896 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4897 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4898 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4899 (first_dir_md_include): Delete in favor of
4900 rtx_reader::m_first_dir_md_include.
4901 (last_dir_md_include_ptr): Delete in favor of
4902 rtx_reader::m_last_dir_md_include_ptr.
4903 (max_include_len): Delete.
4904 (rtx_reader_ptr): New.
4905 (fatal_with_file_and_line): Use get_filename and get_lineno
4906 accessors of rtx_reader_ptr.
4907 (require_char_ws): Likewise.
4908 (rtx_reader::read_char): New method, based on ::read_char.
4909 (rtx_reader::unread_char): New method, based on ::unread_char.
4910 (read_escape): Use get_filename and get_lineno accessors of
4912 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4913 (read_string): Use get_filename and get_lineno accessors of
4915 (rtx_reader::rtx_reader): New ctor.
4916 (rtx_reader::~rtx_reader): New dtor.
4917 (handle_include): Convert from a function to...
4918 (rtx_reader::handle_include): ...this method, converting
4919 handle_directive from a callback to a virtual function.
4920 (handle_file): Likewise, converting to...
4921 (rtx_reader::handle_file): ...this method.
4922 (handle_toplevel_file): Likewise, converting to...
4923 (rtx_reader::handle_toplevel_file): ...this method.
4924 (rtx_reader::get_current_location): New method.
4925 (parse_include): Convert from a function to...
4926 (rtx_reader::add_include_path): ...this method, dropping redundant
4927 update to unused max_include_len.
4928 (read_md_files): Convert from a function to...
4929 (rtx_reader::read_md_files): ...this method, converting
4930 handle_directive from a callback to a virtual function.
4931 (noop_reader::handle_unknown_directive): New method.
4932 * read-md.h (directive_handler_t): Delete this typedef.
4934 (read_md_file): Delete.
4935 (read_md_lineno): Delete.
4936 (read_md_filename): Delete.
4937 (class rtx_reader): New class.
4938 (rtx_reader_ptr): New decl.
4939 (class noop_reader): New subclass of rtx_reader.
4940 (read_char): Reimplement in terms of rtx_reader::read_char.
4941 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4942 (read_md_files): Delete.
4943 * read-rtl.c (read_rtx_code): Update for deletion of globals
4944 read_md_filename and read_md_lineno.
4946 2016-09-21 Jason Merrill <jason@redhat.com>
4948 * input.h (from_macro_definition_at): New.
4950 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4952 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4954 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4956 PR tree-optimization/77550
4957 * tree-vect-stmts.c (create_array_ref): Change parameters.
4958 (get_group_alias_ptr_type): New function.
4959 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4961 2016-09-21 Marek Polacek <polacek@redhat.com>
4963 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4964 Add falls through comment.
4966 2016-09-21 Richard Biener <rguenther@suse.de>
4968 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4969 (replace_child): Likewise.
4970 (remove_child_TAG): Adjust.
4971 (move_marked_base_types): Likewise.
4972 (prune_unused_types_prune): Clear die_sib of removed children.
4974 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4977 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4978 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4980 2016-09-21 Richard Biener <rguenther@suse.de>
4982 PR tree-optimization/77648
4983 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4985 (make_transitive_closure_constraints): Adjust comment.
4986 (make_any_offset_constraints): New function.
4987 (handle_rhs_call): Make sure to first expand a pointer to all
4988 subfields before transitively closing it.
4989 (handle_const_call): Likewise. Properly expand returned
4991 (handle_pure_call): Likewise.
4993 2016-09-21 Richard Biener <rguenther@suse.de>
4994 Jakub Jelinek <jakub@redhat.com>
4996 PR tree-optimization/77621
4997 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4998 group at non-vectorizable stmts.
5000 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5002 PR tree-optimization/72835
5003 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
5004 (make_new_ssa_for_all_defs): Likewise.
5005 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
5007 2016-09-20 Martin Sebor <msebor@redhat.com>
5010 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
5011 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
5012 * config/linux.c (gnu_libc_printf_pointer_format): New function.
5013 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
5014 * config/sol2.c (solaris_printf_pointer_format): New function.
5015 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
5017 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
5018 * doc/tm.texi: Regenerate.
5019 * gimple-fold.h (get_range_strlen): New function.
5020 (get_maxval_strlen): Declare existing function.
5021 * gimple-fold.c (get_range_strlen): Add arguments and compute both
5022 maximum and minimum.
5023 (get_range_strlen): Define overload.
5024 (get_maxval_strlen): Adjust.
5025 * gimple-ssa-sprintf.c: New file and pass.
5026 * passes.def (pass_sprintf_length): Add new pass.
5027 * targhooks.h (default_printf_pointer_format): Declare new function.
5028 (gnu_libc_printf_pointer_format): Same.
5029 (solaris_libc_printf_pointer_format): Same.
5030 * targhooks.c (default_printf_pointer_format): Define new function.
5031 * tree-pass.h (make_pass_sprintf_length): Declare new function.
5032 * print-tree.c: Increase buffer size.
5034 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5036 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
5038 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5040 * common.opt: New option -fipa-vrp.
5041 * ipa-cp.c (ipa_get_vr_lat): New.
5042 (ipcp_vr_lattice::print): Likewise.
5043 (print_all_lattices): Call ipcp_vr_lattice::print.
5044 (ipcp_vr_lattice::meet_with): New.
5045 (ipcp_vr_lattice::meet_with_1): Likewise.
5046 (ipcp_vr_lattice::top_p): Likewise.
5047 (ipcp_vr_lattice::bottom_p): Likewsie.
5048 (ipcp_vr_lattice::set_to_bottom): Likewise.
5049 (set_all_contains_variable): Call VR set_to_bottom.
5050 (initialize_node_lattices): Init VR lattices.
5051 (propagate_vr_accross_jump_function): New.
5052 (propagate_constants_accross_call): Call
5053 propagate_vr_accross_jump_function.
5054 (ipcp_store_vr_results): New.
5055 (ipcp_driver): Handle VR.
5056 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
5057 (ipa_set_jf_unknown): Likewise.
5058 (ipa_compute_jump_functions_for_edge): Likewise.
5059 (ipa_node_params_t::duplicate): Likewise.
5060 (ipa_write_jump_function): Likewise.
5061 (ipa_read_jump_function): Likewise.
5062 (write_ipcp_transformation_info): Likewise.
5063 (read_ipcp_transformation_info): Likewise.
5064 (ipcp_update_vr): New.
5065 (ipcp_transform_function): Handle VR.
5066 * ipa-prop.h (struct ipa_vr): New.
5067 * cgraph.c: Include tree-vrp.h.
5068 * cgraphunit.c: Likewise.
5069 * ipa-utils.c: Likewise.
5072 * toplev.c: Likewise.
5073 * ipa-devirt.c: Likewise.
5074 * ipa-inline-transform.c: Likewise.
5075 * ipa-inline.c: Likewise.
5076 * ipa-profile.c: Likewise.
5078 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5080 * doc/invoke.texi: Document -fdump-tree-evrp.
5081 * passes.def: Define new pass_early_vrp.
5082 * timevar.def: Define new TV_TREE_EARLY_VRP.
5083 * tree-pass.h (make_pass_early_vrp): New.
5084 * tree-ssa-propagate.c: Make replace_uses_in non static.
5085 * tree-ssa-propagate.h: Export replace_uses_in.
5086 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
5087 (extract_range_from_assert): Factor out
5088 extract_range_for_var_from_comparison_expr.
5089 (vrp_initialize_lattice): New.
5090 (vrp_initialize): Factor out vrp_initialize_lattice.
5091 (vrp_valueize): Fix it to reject complex value ranges.
5092 (vrp_free_lattice): New.
5093 (evrp_dom_walker::before_dom_children): Likewise.
5094 (evrp_dom_walker::after_dom_children): Likewise.
5095 (evrp_dom_walker::push_value_range): Likewise.
5096 (evrp_dom_walker::pop_value_range): Likewise.
5097 (execute_early_vrp): Likewise.
5098 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
5099 (make_pass_early_vrp): New.
5101 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5103 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
5104 instead of exact_log2.
5106 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
5110 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
5111 (ix86_add_stmt_cost): Penalize DFmode vector operations
5112 for !TARGET_VECTORIZE_DOUBLE.
5114 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
5116 * doc/invoke.texi (Warning Options): Simplify language.
5117 (Optimize Options): Complete sentence.
5119 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
5121 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
5124 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
5127 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
5128 inits on power8 and above, use the VMRGEW instruction instead of a
5131 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
5132 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
5135 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5137 * config/aarch64/arm_neon.h
5138 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
5139 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
5140 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
5142 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5144 * config/var/vax.h (ELIMINABLE_REGS): Define.
5145 (INITIAL_ELIMINATION_OFFSET): Define.
5147 2016-09-20 Jakub Jelinek <jakub@redhat.com>
5150 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
5151 cast to void * if the cast is from some other pointer type.
5153 2016-09-20 Richard Biener <rguenther@suse.de>
5155 PR tree-optimization/77646
5156 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
5159 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5161 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
5162 attributes to all inlined functions and make them extern.
5164 2016-09-20 Richard Biener <rguenther@suse.de>
5166 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
5168 * debug.c (do_nothing_debug_hooks): Adjust.
5169 * dbxout.c (dbx_debug_hooks): Likewise.
5170 * sdbout.c (sdb_debug_hooks): Likewise.
5171 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
5172 (dwarf2out_finish): Move producer, filename and
5174 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
5175 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
5177 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5180 * doc/invoke.texi: Document -Wint-in-bool-context.
5183 * dwarf2out.c (output_loc_operands): Fix an assertion.
5185 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5187 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
5188 (CR_DECIMAL_DIG): New macro.
5190 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5192 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
5195 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
5197 PR rtl-optimization/77416
5198 * lra-remat.c (operand_to_remat): Process hard coded insn
5201 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5203 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
5204 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
5206 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
5208 * target.def (lra_p): Wordsmithing.
5209 * doc/tm.texi: Regenerate.
5211 2016-09-19 Jakub Jelinek <jakub@redhat.com>
5212 Jan Hubicka <jh@suse.cz>
5215 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
5216 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
5217 Call ultimate_alias_target just once, not up to 4 times.
5219 2016-09-19 Richard Biener <rguenther@suse.de>
5221 * dwarf2out.c (early_dwarf_finished): New global.
5222 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
5224 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
5225 if called from LTO exit early.
5226 (dwarf2out_late_global_decl): When being during the early
5227 debug phase do not add locations but only const value attributes.
5228 Adjust the way we generate early DIEs for LTO.
5230 2016-09-19 Richard Biener <rguenther@suse.de>
5233 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
5234 proper niter to bound the loops.
5236 2016-09-19 Richard Biener <rguenther@suse.de>
5238 PR tree-optimization/77514
5239 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
5240 search for folded stmt.
5242 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
5244 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
5245 * tree-pass.h (make_pass_early_thread_jumps): Declare.
5246 * tree-ssa-threadbackward.c (fsm_find_thread_path,
5247 fsm_find_thread_path, profitable_jump_thread_path,
5248 fsm_find_control_statement_thread_paths,
5249 find_jump_threads_backwards): Add speed_p parameter.
5250 (pass_data_early_thread_jumps): New pass.
5251 (make_pass_early_thread_jumps): New function.
5253 2016-09-17 Andreas Schwab <schwab@suse.de>
5255 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
5256 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5258 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
5260 * recog.c (rest_of_handle_split_after_reload): Delete.
5261 (pass_split_after_reload::gate): New method.
5262 (pass_split_after_reload::execute): Call split_all_insns directly.
5264 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
5266 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
5267 parameters for functions taking long long arguments.
5269 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5272 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
5273 splat with truncate.
5275 2016-09-16 Jason Merrill <jason@redhat.com>
5277 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
5279 * hwint.c (exact_log2): Use pow2p_hwi.
5280 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
5281 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
5282 * builtins.c (get_object_alignment_2, get_object_alignment)
5283 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
5285 * calls.c (compute_argument_addresses, store_one_arg): Use
5287 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
5288 * combine.c (force_to_mode): Use least_bit_hwi.
5289 (contains_muldiv, find_split_point, combine_simplify_rtx)
5290 (simplify_if_then_else, simplify_set, force_to_mode)
5291 (if_then_else_cond, simplify_and_const_int_1)
5292 (simplify_compare_const): Use pow2p_hwi.
5293 * cse.c (fold_rtx): Use pow2p_hwi.
5294 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
5296 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
5297 (init_expmed_one_conv): Use pow2p_hwi.
5298 * expr.c (is_aligning_offset): Use pow2p_hwi.
5299 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
5300 (fold_binary_loc): Use pow2p_hwi.
5301 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
5302 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
5303 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
5304 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
5306 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
5307 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
5308 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
5309 * omp-low.c (oacc_loop_fixed_partitions)
5310 (oacc_loop_auto_partitions): Use least_bit_hwi.
5311 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
5312 * stor-layout.c (place_field): Use least_bit_hwi.
5313 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
5314 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
5315 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
5316 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
5317 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
5318 * tree-vect-data-refs.c (vect_analyze_group_access_1)
5319 (vect_grouped_store_supported, vect_grouped_load_supported)
5320 (vect_permute_load_chain, vect_shift_permute_load_chain)
5321 (vect_transform_grouped_load): Use pow2p_hwi.
5322 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
5323 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
5324 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
5326 * tsan.c (instrument_expr): Use least_bit_hwi.
5327 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
5329 2016-09-16 Andreas Schwab <schwab@suse.de>
5331 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
5333 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5335 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5338 * combine.c (rest_of_handle_combine): If any edges have been purged,
5339 free dominators if available.
5341 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5342 Eric Botcazou <ebotcazou@adacore.com>
5345 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
5346 through into expand_addsub_overflow after expand_neg_overflow.
5348 2016-09-15 David Malcolm <dmalcolm@redhat.com>
5350 * diagnostic-show-locus.c
5351 (selftest::test_fixit_insert_containing_newline): New function.
5352 (selftest::test_fixit_replace_containing_newline): New function.
5353 (selftest::diagnostic_show_locus_c_tests): Call the above.
5355 2016-09-15 Bin Cheng <bin.cheng@arm.com>
5357 PR tree-optimization/77503
5358 * tree-vect-loop.c (vectorizable_reduction): Record reduction
5359 code for CONST_COND_REDUCTION at analysis stage and use it at
5361 * tree-vectorizer.h (struct _stmt_vec_info): New field.
5362 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
5363 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
5366 2016-09-15 Richard Biener <rguenther@suse.de>
5369 * fold-const.c (split_tree): Do not split constant ~X.
5371 2016-09-15 Jakub Jelinek <jakub@redhat.com>
5373 PR rtl-optimization/77425
5374 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
5378 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
5379 use %qs instead of %s where desirable, use argument instead of arg in
5380 the diagnostic wording, add list of supported strategies and
5382 (ix86_option_override_internal): Emit target("m...") instead of
5383 option("m...") in the diagnostic. Use %qs instead of %s in invalid
5384 -march/-mtune option diagnostic. Add list of supported arches/tunings
5385 and spellcheck hint. Remove prefix, suffix and sw variables, use
5386 main_args_p ? "..." : "..." in diagnostics to make translation
5389 2016-09-15 Richard Biener <rguenther@suse.de>
5391 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
5392 extra offset argument.
5393 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
5394 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
5395 to reflect new offset parameter.
5396 * doc/tm.texi: Regenerate.
5397 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5398 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
5400 (darwin_asm_output_dwarf_offset): Likewise.
5401 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
5403 (darwin_asm_output_dwarf_offset): Pass offset argument through.
5404 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5405 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5407 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
5410 * ipa-icf.c (set_alias_uids): New function.
5411 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
5412 all the merged variable's referring aliases.
5414 2016-09-15 Richard Biener <rguenther@suse.de>
5416 PR tree-optimization/77514
5417 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
5418 only forced_stmts sequence.
5420 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
5422 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
5423 * cfgexpand.c (update_alias_info_with_stack_vars): Use
5424 FOR_EACH_SSA_NAME to iterate over SSA variables.
5425 (pass_expand::execute): Likewise.
5426 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
5427 * tree-cfg.c (dump_function_to_file): Likewise.
5428 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
5429 (update_ssa): Likewise.
5430 * tree-ssa-alias.c (dump_alias_info): Likewise.
5431 * tree-ssa-ccp.c (ccp_finalize): Likewise.
5432 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
5433 (create_outofssa_var_map): Likewise.
5434 (coalesce_ssa_name): Likewise.
5435 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
5436 * tree-ssa-pre.c (compute_avail): Likewise.
5437 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
5438 (scc_vn_restore_ssa_info): Likewise.
5439 (free_scc_vn): Likwise.
5440 (run_scc_vn): Likewise.
5441 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
5442 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
5443 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5444 * tree-ssa.c (verify_ssa): Likewise.
5446 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
5448 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
5449 and mips64r2 as default 32-bit and 64-bit architectures.
5450 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
5451 as default 32-bit and 64-bit architectures.
5453 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
5455 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
5458 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5460 * target.def (lra_p): Change commentary (for the manual) for the
5462 * doc/tm.texi: Regenerate.
5464 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5466 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
5467 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
5468 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
5469 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
5471 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5473 * targhooks.c (default_lra_p): Return true instead of false.
5475 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5477 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5478 hook_bool_void_false.
5479 * config/avr/avr.c: Ditto.
5480 * config/bfin/bfin.c: Ditto.
5481 * config/c6x/c6x.c: Ditto.
5482 * config/cr16/cr16.c: Ditto.
5483 * config/cris/cris.c: Ditto.
5484 * config/epiphany/epiphany.c: Ditto.
5485 * config/fr30/fr30.c: Ditto.
5486 * config/frv/frv.c: Ditto.
5487 * config/h8300/h8300.c: Ditto.
5488 * config/ia64/ia64.c: Ditto.
5489 * config/iq2000/iq2000.c: Ditto.
5490 * config/lm32/lm32.c: Ditto.
5491 * config/m32c/m32c.c: Ditto.
5492 * config/m32r/m32r.c: Ditto.
5493 * config/m68k/m68k.c: Ditto.
5494 * config/mcore/mcore.c: Ditto.
5495 * config/microblaze/microblaze.c: Ditto.
5496 * config/mmix/mmix.c: Ditto.
5497 * config/mn10300/mn10300.c: Ditto.
5498 * config/moxie/moxie.c: Ditto.
5499 * config/msp430/msp430.c: Ditto.
5500 * config/nios2/nios2.c: Ditto.
5501 * config/nvptx/nvptx.c: Ditto.
5502 * config/pa/pa.c: Ditto.
5503 * config/pdp11/pdp11.c: Ditto.
5504 * config/rl78/rl78.c: Ditto.
5505 * config/sparc/sparc.c: Ditto.
5506 * config/spu/spu.c: Ditto.
5507 * config/stormy16/stormy16.c: Ditto.
5508 * config/tilegx/tilegx.c: Ditto.
5509 * config/tilepro/tilepro.c: Ditto.
5510 * config/v850/v850.c: Ditto.
5511 * config/vax/vax.c: Ditto.
5512 * config/visium/visium.c: Ditto.
5513 * config/xtensa/xtensa.c: Ditto.
5515 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5518 * tsan.c: Include target.h.
5519 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5520 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5521 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5522 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5523 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5525 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5526 Martin Liska <mliska@suse.cz>
5529 * predict.c (force_edge_cold): Add braces to a condition.
5531 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5533 PR rtl-optimization/77289
5534 * lra-constraints.c (get_final_hard_regno): Removed.
5535 (get_hard_regno): Add new parameter final_p.
5536 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5537 (operands_match_p): Adjust call to get_hard_regno.
5538 (uses_hard_regs_p): Likewise.
5539 (process_alt_operands): Likewise.
5541 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5544 * config/msp430/msp430.c (msp430_start_function): Emit an error
5545 if a function is both weak and specifies an interrupt number.
5547 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5549 PR tree-optimization/77454
5550 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5551 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5554 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5556 * config/aarch64/aarch64-builtins.c
5557 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5559 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5561 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5562 SFmode and SCmode arguments by reference.
5564 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5566 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5568 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5569 for renaming of add_fixit_insert to add_fixit_insert_before.
5570 (selftest::test_one_liner_fixit_insert_after): New function.
5571 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5572 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5573 (selftest::test_one_liner_many_fixits): Likewise.
5574 (selftest::test_diagnostic_show_locus_one_liner): Update for
5575 renaming, call new test function.
5576 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5577 renaming of add_fixit_insert to add_fixit_insert_before.
5578 (selftest::test_fixit_consolidation): Likewise.
5579 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5581 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5582 (selftest::test_applying_fixits_insert_before): ...this.
5583 (selftest::test_applying_fixits_insert): Update for renaming of
5584 add_fixit_insert to add_fixit_insert_before.
5585 (selftest::test_applying_fixits_insert_after): New function.
5586 (selftest::test_applying_fixits_insert_after_at_line_end): New
5588 (selftest::test_applying_fixits_insert_after_failure): New function.
5589 (selftest::test_applying_fixits_multiple): Update for renaming of
5590 add_fixit_insert to add_fixit_insert_before.
5591 (selftest::change_line): Likewise.
5592 (selftest::test_applying_fixits_unreadable_file): Likewise.
5593 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5594 (selftest::test_applying_fixits_column_validation): Likewise.
5595 (selftest::test_applying_fixits_column_validation): Likewise.
5596 (selftest::edit_context_c_tests): Update for renamed test function;
5597 call new test functions.
5599 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5601 PR tree-optimization/77536
5602 PR rtl-optimization/68212
5603 * config/rs6000/rs6000.md (div->recip splitter): Remove
5604 optimize_insn_for_speed_p condition.
5606 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5608 * optabs.c (prepare_cmp_insn): Update documentation comment.
5610 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5611 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5614 * opts.h (candidates_list_and_hint): Declare.
5615 * opts-common.c (candidates_list_and_hint): New function.
5616 (cmdline_handle_error): Use it.
5618 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5620 * edit-context.c (edited_line::get_len): New accessor.
5621 (edited_file::print_diff): Split out hunk-printing into...
5622 (edited_file::print_diff_hunk): New method.
5623 (edited_file::print_diff_line): New method.
5625 2016-09-12 Andrew Pinski <apinski@cavium.com>
5627 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5629 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5630 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5631 (aarch64_operands_ok_for_ldpstp): Return false if
5632 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5633 was SImode and the alignment is less than 8 byte.
5634 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5636 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5639 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5641 2016-09-12 Marek Polacek <polacek@redhat.com>
5643 * doc/extend.texi: Use lowercase "boolean".
5644 * doc/invoke.texi: Likewise.
5645 * doc/md.texi: Likewise.
5646 * target.def: Likewise.
5647 * doc/tm.texi: Regenerated.
5649 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5652 * expmed.c (synth_mult): Delete duplicate mode check.
5654 2016-09-10 Tom de Vries <tom@codesourcery.com>
5657 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5659 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5660 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5662 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5664 PR rtl-optimization/77289
5665 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5666 register numbers. Remove support for subregs.
5667 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5668 (get_reg_class): Delete removed get_final_hard_regno() argument.
5669 (uses_hard_regs_p): Call get_final_hard_regno().
5671 2016-09-09 Martin Sebor <msebor@redhat.com>
5675 * pretty-print.c (pp_quoted_string): New function.
5676 (pp_format): Call it for %c and %s directives.
5678 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5680 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5681 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5682 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5683 * target.def (frame_pointer_required, can_eliminate): Likewise.
5684 * doc/tm.texi: Regenerated.
5685 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5687 * df-scan.c (df_hard_reg_init): Likewise.
5688 * ira.c (ira_setup_eliminable_regset): Likewise.
5689 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5690 init_elim_table): Likewise.
5691 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5692 set_initial_elim_offsets, update_eliminables,
5693 init_elim_table): Likewise.
5694 * rtlanal.c (get_initial_register_offset): Likewise.
5695 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5696 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5697 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5698 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5699 * config/fr30/fr30.h: Fix comment.
5700 * config/frv/frv.c: Likewise.
5701 * config/frv/frv.h: Likewise.
5702 * config/ft32/ft32.h: Likewise.
5703 * config/visium/visium.h: Likewise.
5704 * config/pa/pa64-linux.h: Likewise.
5705 * config/v850/v850.h: Likewise.
5706 * config/cris/cris.c: Likewise.
5707 * config/ia64/ia64.h: Likewise.
5708 * config/moxie/moxie.h: Likewise.
5709 * config/m32r/m32r.h: Likewise.
5711 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5714 * config.in: Regenerate.
5715 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5717 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5718 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5719 static-libmpxwrappers case.
5720 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5721 MPX_LD_AS_NEEDED_GUARD_POP.
5722 * configure: Regenerate.
5723 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5724 defined if linker support "--push-state"/"--pop-state".
5726 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5728 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5730 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5732 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5733 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5734 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5735 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5736 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5737 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5738 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5740 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5741 width macros from TS 18661-1.
5742 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5744 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5747 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5748 OMP_CLAUSE_SAFELEN_EXPR.
5750 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5752 * Makefile.in (OBJS): Add substring-locations.o.
5753 * langhooks-def.h (class substring_loc): New forward decl.
5754 (lhd_get_substring_location): New decl.
5755 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5756 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5757 * langhooks.c (lhd_get_substring_location): New function.
5758 * langhooks.h (class substring_loc): New forward decl.
5759 (struct lang_hooks): Add field get_substring_location.
5760 * substring-locations.c: New file, taking definition of
5761 format_warning_va and format_warning_at_substring from
5762 c-family/c-format.c, making them non-static.
5763 * substring-locations.h (class substring_loc): Move class here
5764 from c-family/c-common.h. Add and rewrite comments.
5765 (format_warning_va): New decl.
5766 (format_warning_at_substring): New decl.
5767 (get_source_location_for_substring): Add comment.
5769 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5771 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5772 to avoid -Wnarrowing warning.
5773 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5774 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5776 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5778 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5779 Avoid use of base_offset if offset already in range.
5781 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5783 * config/sh/sh-protos.h (struct sh_atomic_model,
5784 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5785 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5786 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5787 * config/sh/sh.h (struct sh_atomic_model,
5788 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5789 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5790 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5791 Guard with __cplusplus.
5793 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5796 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5797 unsupported or unknown ISA, use expand_call.
5799 2016-09-06 Martin Liska <mliska@suse.cz>
5801 PR gcov-profile/77378
5802 PR gcov-profile/77466
5803 * tree-profile.c (tree_profiling): Detect whether target can use
5804 -fprofile-update=atomic.
5806 2016-09-06 Richard Biener <rguenther@suse.de>
5808 PR tree-optimization/77479
5809 * tree-vrp.c (update_value_range): Extend overflow handling to
5812 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5815 * config/i386/i386.md (isa): Add x64_avx512bw.
5816 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5817 (kmov_isa): New mode attr.
5818 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5819 (*zero_extend<mode>si2): Likewise.
5820 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5822 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5824 * doc/invoke.texi (SPU Options): nops -> NOPs.
5825 (x86 Options): Ditto.
5827 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5830 * toplev.c (process_options): Temporarily set input_location
5831 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5833 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5835 PR rtl-optimization/77452
5836 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5837 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5839 2016-09-05 Marek Polacek <polacek@redhat.com>
5842 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5844 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5847 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5848 *insn_out == '*' test. Don't copy unnecessary to yet another
5849 memory buffer, and don't leak it.
5851 PR rtl-optimization/77425
5852 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5854 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5856 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5858 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5860 * common.opt (fdiagnostics-generate-patch): New option.
5861 * diagnostic.c: Include "edit-context.h".
5862 (diagnostic_initialize): Initialize context->edit_context_ptr.
5863 (diagnostic_finish): Delete context->edit_context_ptr.
5864 (diagnostic_report_diagnostic): Add fix-it hints from the
5865 diagnostic to context->edit_context_ptr, if any.
5866 * diagnostic.h (class edit_context): Add forward decl.
5867 (struct diagnostic_context): Add field "edit_context_ptr".
5868 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5869 -fdiagnostics-generate-patch.
5870 (-fdiagnostics-generate-patch): New item.
5871 * toplev.c: Include "edit-context.h".
5872 (process_options): Set global_dc->edit_context_ptr to a new
5873 edit_context if the options need one.
5874 (toplev::main): Handle -fdiagnostics-generate-patch by using
5875 global_dc->edit_context_ptr.
5877 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5880 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5881 map and firstprivate clauses on target construct for _Atomic
5883 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5884 on target construct for _Atomic qualified decls.
5885 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5887 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5888 _Atomic qualified arguments not mentioned in uniform clause.
5890 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5892 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5893 * diagnostic-color.c (color_dict): Add "diff-filename",
5894 "diff-hunk", "diff-delete", and "diff-insert".
5895 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5896 to reflect above changes.
5897 * doc/invoke.texi (-fdiagnostics-color): Update description of
5898 default GCC_COLORS, and of the supported capabilities.
5899 * edit-context.c: New file.
5900 * edit-context.h: New file.
5901 * input.c (struct fcache): Add field "missing_trailing_newline".
5902 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5904 (add_file_to_cache_tab): Likewise.
5905 (fcache::fcache): Likewise.
5906 (get_next_line): Update c->missing_trailing_newline.
5907 (location_missing_trailing_newline): New function.
5908 * input.h (location_missing_trailing_newline): New decl.
5909 * selftest-run-tests.c (selftest::run_tests): Call
5910 edit_context_c_tests.
5911 * selftest.h (edit_context_c_tests): New decl.
5913 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5914 Richard Biener <rguenth@suse.de>
5916 PR tree-optimization/77444
5917 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5918 as steptype, remove redundant initialization.
5920 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5923 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5924 (sanopt_optimize_walker): Optimize away
5925 __asan_before_dynamic_init (...) followed by
5926 __asan_after_dynamic_init () without intervening memory loads/stores.
5927 * ipa-pure-const.c (special_builtin_state): Handle
5928 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5929 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5931 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5933 * cfg.c (free_original_copy_tables): Replace second assignment of
5934 bb_copy = NULL by bb_original = NULL.
5936 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5939 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5940 assignment added in r216794.
5942 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5944 * Makefile.in (OBJS): Add typed-splay-tree.o.
5945 * selftest-run-tests.c (selftest::run_tests): Call
5946 typed_splay_tree_c_tests.
5947 * selftest.h (typed_splay_tree_c_tests): New decl.
5948 * typed-splay-tree.c: New file.
5949 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5950 (typed_splay_tree::max): New method.
5951 (typed_splay_tree::min): New method.
5952 (typed_splay_tree::foreach): New method.
5953 (typed_splay_tree::closure): New struct.
5954 (typed_splay_tree::inner_foreach_fn): New function.
5956 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5958 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5959 -fipa-cp-bit to -fipa-bit-cp.
5961 2016-09-01 Martin Sebor <msebor@redhat.com>
5963 PR tree-optimization/71831
5964 * tree-object-size.h: Return bool instead of the size and add
5965 argument for the size.
5966 * tree-object-size.c (compute_object_offset): Update signature.
5967 (addr_object_size): Same.
5968 (compute_builtin_object_size): Return bool instead of the size
5969 and add argument for the size. Handle POINTER_PLUS_EXPR when
5970 optimization is disabled.
5971 (expr_object_size): Adjust.
5972 (plus_stmt_object_size): Adjust.
5973 (pass_object_sizes::execute): Adjust.
5974 * builtins.c (fold_builtin_object_size): Adjust.
5975 * doc/extend.texi (Object Size Checking): Update.
5976 * ubsan.c (instrument_object_size): Adjust.
5978 2016-09-01 Martin Sebor <msebor@redhat.com>
5980 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5981 it fits the output of the formatted function regardless of its
5983 * gcc/genmodes.c (parser::parse_expr): Same.
5984 * gimplify.c (gimplify_asm_expr): Same.
5985 * passes.c (pass_manager::register_one_dump_file): Same.
5986 * print-tree.c (print_node): Same.
5988 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5990 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5992 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5994 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5996 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5998 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5999 * config/rs6000/vector.md: Ditto.
6000 * config/rs6000/vsx.md: Ditto.
6002 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6004 * ipa-inline-analysis.c (param_change_prob): Get to the base object
6007 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6009 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
6010 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
6011 *return_and_restore_gpregs_<mode>_r11,
6012 *return_and_restore_gpregs_<mode>_r12,
6013 *return_and_restore_gpregs_<mode>_r1,
6014 *return_and_restore_fpregs_<mode>_r11,
6015 *return_and_restore_fpregs_<mode>_r12,
6016 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
6017 directly instead of via the "l" constraint. Renumber operands.
6020 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6022 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
6023 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
6024 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
6025 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
6026 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
6027 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
6028 *call_value_nonlocal_darwin64, reload_macho_picbase,
6029 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
6030 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
6031 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
6032 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
6033 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
6034 *save_fpregs_<mode>_r1): Ditto.
6035 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
6036 *return_and_restore_gpregs_spe): Ditto.
6038 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6040 * config/rs6000/rs6000.md
6041 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
6042 the use of the link register.
6043 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
6045 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6046 Michael Meissner <meissner@linux.vnet.ibm.com>
6049 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
6050 reg+reg addressing for TImode.
6051 (rs6000_legitimate_address_p): Only allow register indirect
6052 addressing for TImode, even without TARGET_QUAD_MEMORY.
6054 2016-09-01 Richard Biener <rguenther@suse.de>
6057 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
6058 check whether the result fits the desired result type.
6060 2016-09-01 Nathan Sidwell <nathan@acm.org>
6062 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
6064 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
6066 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
6068 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
6070 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6072 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
6073 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
6074 for comparisons of integer ZERO_EXTEND against zero.
6076 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6078 * config/i386/i386.c (ix86_option_override_internal): Also disable the
6079 STV pass if -mstackrealign is enabled.
6081 2016-08-31 Ilya Verbin <iverbin@gmail.com>
6083 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
6086 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6088 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
6089 (layout_range::intersects_line_p): New method.
6090 (test_range_contains_point_for_single_point): Rename to...
6091 (test_layout_range_for_single_point): ...this, and add testing
6092 for layout_range::intersects_line_p.
6093 (test_range_contains_point_for_single_line): Rename to...
6094 (test_layout_range_for_single_line): ...this, and add testing
6095 for layout_range::intersects_line_p.
6096 (test_range_contains_point_for_multiple_lines): Rename to...
6097 (test_layout_range_for_multiple_lines): ...this, and add testing
6098 for layout_range::intersects_line_p.
6099 (layout::layout): Populate m_fixit_hints.
6100 (layout::get_expanded_location): Handle the case of a line-span
6102 (layout::validate_fixit_hint_p): New method.
6103 (get_line_span_for_fixit_hint): New function.
6104 (layout::calculate_line_spans): Add spans for fixit-hints.
6105 (layout::should_print_annotation_line_p): New method.
6106 (layout::print_any_fixits): Drop param "richloc", instead using
6107 validated fixits in m_fixit_hints. Add "const" to hint pointers.
6108 (diagnostic_show_locus): Avoid printing blank annotation lines.
6109 (selftest::test_diagnostic_context::test_diagnostic_context):
6110 Initialize show_column and start_span.
6111 (selftest::test_diagnostic_context::start_span_cb): New static
6113 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
6114 (selftest::diagnostic_show_locus_c_tests): Update for function
6115 renamings. Call test_diagnostic_show_locus_fixit_lines.
6117 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6119 PR tree-optimization/73714
6120 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
6122 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6124 * selftest.c: Move "namespace selftest {" to top of file,
6125 removing explicit "selftest::" qualifiers throughout.
6127 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6129 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
6131 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
6132 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
6133 Replace builtin with vector extension.
6134 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
6136 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
6137 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
6138 Replace builtin with vector extension.
6139 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
6140 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
6141 Replace builtin with vector extension.
6142 * config/i386/xmmintrin.h (__m128_u): New type.
6143 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
6144 (_mm_load_ps, _mm_store_ps): Simplify.
6146 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
6148 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
6150 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6152 * diagnostic-show-locus.c (colorizer::begin_state): Support more
6153 than 3 ranges per diagnostic by alternating between color 1 and
6155 (layout::layout): Replace use of rich_location::MAX_RANGES
6156 with richloc->get_num_locations ().
6157 (layout::calculate_line_spans): Replace use of
6158 rich_location::MAX_RANGES with m_layout_ranges.length ().
6159 (layout::print_annotation_line): Handle arbitrary numbers of
6160 ranges in caret-printing by defaulting to '^'.
6161 (selftest::test_one_liner_many_fixits): New function.
6162 (test_diagnostic_show_locus_one_liner): Call it.
6163 * diagnostic.c (diagnostic_initialize): Update for renaming
6164 of rich_location::MAX_RANGES to
6165 rich_location::STATICALLY_ALLOCATED_RANGES.
6166 * diagnostic.h (struct diagnostic_context): Likewise.
6168 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6170 * selftest.c (selftest::named_temp_file::named_temp_file): New
6172 (selftest::temp_source_file::~temp_source_file): Move to...
6173 (selftest::named_temp_file::~named_temp_file): ...here.
6174 (selftest::test_named_temp_file): New function.
6175 (selftest::selftest_c_tests): Call test_named_temp_file.
6176 * selftest.h (class named_temp_file): New class.
6177 (class temp_source_file): Convert to a subclass of named_temp_file.
6179 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
6181 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
6182 USEs of LR_REGNO in returns and sibcalls.
6183 (rs6000_output_mi_thunk): Similar.
6184 (rs6000_sibcall_aix): Similar.
6185 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
6186 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
6187 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
6188 Remove the USE of LR_REGNO from the patterns as well. Delete an
6190 (return_internal_<mode>): Delete.
6192 2016-08-30 Tamar Christina <tamar.christina@arm.com>
6194 * gcc/config/aarch64/aarch64-simd.md
6195 (aarch64_ld2<mode>_dreg_le): New.
6196 (aarch64_ld2<mode>_dreg_be): New.
6197 (aarch64_ld2<mode>_dreg): Removed.
6198 (aarch64_ld3<mode>_dreg_le): New.
6199 (aarch64_ld3<mode>_dreg_be): New.
6200 (aarch64_ld3<mode>_dreg): Removed.
6201 (aarch64_ld4<mode>_dreg_le): New.
6202 (aarch64_ld4<mode>_dreg_be): New.
6203 (aarch64_ld4<mode>_dreg): Removed.
6204 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
6206 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6208 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
6209 redundant location param.
6210 (test_one_liner_fixit_remove): Likewise.
6211 (test_one_liner_fixit_replace): Likewise.
6212 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
6213 * gcc-rich-location.c
6214 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
6215 get_range_from_loc. Drop overload taking a const char *.
6216 * gcc-rich-location.h
6217 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
6220 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
6222 * config/linux.c (linux_libc_has_function): Return true on musl.
6224 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
6226 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
6228 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
6230 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
6231 used for abnormal egdes.
6233 2016-08-30 Jakub Jelinek <jakub@redhat.com>
6235 PR tree-optimization/72866
6236 * tree-vect-patterns.c (search_type_for_mask): Turn into
6237 a small wrapper, move all code to ...
6238 (search_type_for_mask_1): ... this new function. Add caching
6239 and adjust recursive calls.
6242 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
6243 instead of lookup_type_die (type_main_variant (type)) even for array
6247 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
6248 constant pool reference return x instead of c.
6250 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
6252 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
6255 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6258 (selftest::test_make_location_nonpure_range_endpoints): Fix
6261 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6263 * diagnostic-show-locus.c
6264 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
6266 (selftest::test_diagnostic_show_locus_one_liner): Call it.
6267 * input.c (get_pure_location): Move to libcpp/line-map.c.
6268 * input.h (get_pure_location): Convert decl to an inline function
6269 calling implementation in libcpp.
6271 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
6275 template for intel asm dialect.
6276 (vec_set_hi_<mode><mask_name>): Ditto.
6278 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6280 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
6281 (selftest::fail_formatted): Likewise.
6283 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6285 * input.c (make_location): Call get_start and get_finish
6286 on the endpoints to avoid storing packed ranges or ad-hoc
6288 (selftest::test_make_location_nonpure_range_endpoints): New function.
6289 (selftest::input_c_tests): Call it.
6290 * input.h (get_start): New inline function.
6292 2016-08-29 Tom de Vries <tom@codesourcery.com>
6295 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
6298 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
6300 * Makefile.in (gcov-iov.h): Add dummy recipe.
6302 2016-08-29 Nathan Sidwell <nathan@acm.org>
6304 * config/nvptx/nvptx.c: #include tree-vrp.h.
6306 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
6309 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
6310 HIGH+LO construct during reload.
6312 2016-08-28 Tom de Vries <tom@codesourcery.com>
6315 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
6316 'sysv_abi va_list' attribute.
6317 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
6318 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
6321 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6323 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
6324 * emit-rtl.c (unshare_all_rtl_1): Adjust.
6325 (unshare_all_rtl_again): Likewise.
6326 * function.c (assign_stack_local_1): Likewise.
6327 (assign_stack_temp_for_type): Likewise.
6329 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6331 * cfgbuild.c (make_edges): Adjust.
6332 * cfgrtl.c (can_delete_label_p): Likewise.
6333 * dwarf2cfi.c (create_trace_edges): Likewise.
6334 * except.c (sjlj_emit_dispatch_table): Likewise.
6335 * function.h (struct expr_status): make x_forced_labels a vector.
6336 * jump.c (rebuild_jump_labels_1): Adjust.
6337 * reload1.c (set_initial_label_offsets): Likewise.
6338 * stmt.c (force_label_rtx): Likewise.
6339 (expand_label): Likewise.
6341 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6343 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
6345 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
6347 PR tree-optimization/71077
6348 PR tree-optimization/68542
6349 * fold-const.c (fold_relational_const): Fix folding of
6350 VECTOR_CST comparisons that have a scalar boolean result type.
6351 (selftest::test_vector_folding): New static function.
6352 (selftest::fold_const_c_tests): Call it.
6354 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6356 * doc/extend.texi (SPU Built-in Functions): Remove stale
6357 references to material formerly at IBM and Sony.
6359 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
6362 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
6364 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6366 * diagnostic-show-locus.c
6367 (selftest::test_fixit_consolidation): New function.
6368 (selftest::diagnostic_show_locus_c_tests): Call it.
6369 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
6370 constructor based on source_range.
6372 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6374 * diagnostic-color.c (color_dict): Add "fixit-insert" and
6376 (parse_gcc_colors): Update description of default GCC_COLORS.
6377 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
6378 (colorizer::set_fixit_insert): New method.
6379 (colorizer::set_fixit_delete): New method.
6380 (colorizer::get_color_by_name): New method.
6381 (colorizer::STATE_FIXIT_INSERT): New constant.
6382 (colorizer::STATE_FIXIT_DELETE): New constant.
6383 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
6384 fields in favor of new field "m_stop_color". Add fields
6385 "m_fixit_insert" and "m_fixit_delete".
6386 (colorizer::colorizer): Update for above changes. Replace
6387 colorize_start calls with calls to get_color_by_name.
6388 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
6389 STATE_FIXIT_DELETE. Update for field renamings.
6390 (colorizer::finish_state): Simplify by using m_stop_color,
6391 rather than multiple identical "*_ce" fields.
6392 (colorizer::get_color_by_name): New method.
6393 (layout::print_any_fixits): Print insertions and replacements
6394 using the "fixit-insert" color, and deletions using the
6395 "fixit-delete" color.
6396 * doc/invoke.texi (-fdiagnostics-color): Update description of
6397 default GCC_COLORS, and of the supported capabilities.
6399 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
6401 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
6402 current_function_static_stack_size variable with the static
6403 stack frame size of the current function when
6404 flag_stack_usage_info is enabled.
6406 2016-08-26 Nathan Sidwell <nathan@acm.org>
6408 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
6409 assignment inside if condition.
6411 2016-08-26 Richard Biener <rguenther@suse.de>
6413 PR tree-optimization/69047
6414 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
6415 extracts similar to what FRE does.
6416 (non_rewritable_mem_ref_base): Likewise.
6418 2016-08-26 Joseph Myers <joseph@codesourcery.com>
6420 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
6421 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6422 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6423 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6424 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
6426 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6427 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6428 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6429 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
6430 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6432 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6435 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
6436 reservation duration to 15 cycles.
6437 (cortex_a8_vfp_macs): Likewise.
6438 (cortex_a8_vfp_macd): Likewise.
6439 (cortex_a8_vfp_divs): Likewise.
6440 (cortex_a8_vfp_divd): Likewise.
6442 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6444 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
6445 (aarch_macro_fusion_pair_p): Use above to avoid early return.
6447 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6448 Martin Jambhor <mjambor@suse.cz>
6450 * common.opt: New option -fipa-bit-cp.
6451 * doc/invoke.texi: Document -fipa-bit-cp.
6452 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
6453 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
6454 * tree-ssa-ccp.h: New header file.
6455 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
6456 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
6457 Replace all occurences of tree parameter by two new params: signop, int.
6458 (bit_value_unop_1): Change to bit_value_unop and export it.
6459 Replace all occurences of tree parameter by two new params: signop,
6461 (bit_value_binop): Change call from bit_value_binop_1 to
6463 (bit_value_assume_aligned): Likewise.
6464 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
6465 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
6467 (ccp_finalize): Skip processing if val->mask == 0.
6468 * ipa-cp.c: Include tree-ssa-ccp.h
6469 (ipcp_bits_lattice): New class.
6470 (ipcp_param_lattice (bits_lattice): New member.
6471 (print_all_lattices): Call ipcp_bits_lattice::print.
6472 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
6473 (initialize_node_lattices): Likewise.
6474 (propagate_bits_accross_jump_function): New function.
6475 (propagate_constants_accross_call): Call
6476 propagate_bits_accross_jump_function.
6477 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6478 (ipcp_store_bits_results): New function.
6479 (ipcp_driver): Call ipcp_store_bits_results.
6480 * ipa-prop.h (ipa_bits): New struct.
6481 (ipa_jump_func): Add new member bits of type ipa_bits.
6482 (ipa_param_descriptor): Change decl to decl_or_type.
6483 (ipa_get_param): Change decl to decl_or_type and assert on
6485 (ipa_get_type): New function.
6486 (ipcp_transformation_summary): New member bits.
6487 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6488 (ipa_populate_param_decls): Likewise.
6489 (ipa_dump_param): Likewise.
6490 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6492 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6493 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6495 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6496 (ipa_write_jump_function): Add streaming for ipa_bits.
6497 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6498 (write_ipcp_transformation_info): Add streaming for ipa_bits
6500 (read_ipcp_transfomration_info): Add support for reading streamed
6502 (ipcp_update_bits): New function.
6503 (ipcp_transform_function): Call ipcp_update_bits.
6505 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6507 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6508 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6510 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6512 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6514 2016-08-25 Richard Biener <rguenther@suse.de>
6516 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6517 Only add locations in late dwarf.
6518 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6519 (dwarf2out_early_finish): But do it here.
6521 2016-08-24 Michael Collison <michael.collison@linaro.org>
6522 Michael Collison <michael.collison@arm.com>
6524 * config/arm/arm-modes.def: Add new condition code mode CC_V
6525 to represent the overflow bit.
6526 * config/arm/arm.c (maybe_get_arm_condition_code):
6527 Add support for CC_Vmode.
6528 (arm_gen_unlikely_cbranch): New function to generate common
6529 rtl conditional branches for overflow patterns.
6530 * config/arm/arm-protos.h: Add prototype for
6531 arm_gen_unlikely_cbranch.
6532 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6533 addsi3_compareV_upper): New patterns to support signed
6534 builtin overflow add operations.
6535 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6536 New patterns to support unsigned builtin add overflow operations.
6537 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6538 builtin overflow subtract operations,
6539 (usubv<mode>4): New patterns to support unsigned builtin subtract
6540 overflow operations.
6541 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6542 to support builtin overflow negate operations.
6544 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6547 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6549 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6550 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6553 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6555 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6556 MULTILIB_OPTIONS should be used. Small wording fixes.
6557 * genmultilib: Memorize set of all option combinations in
6558 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6559 found in MULTILIB_OPTIONS by checking if option set is listed in
6560 combination_space. Output new and existing error message to stderr.
6562 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6564 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6565 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6566 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6567 (MULTILIB_REUSE): Remove reuse rules for option set including
6568 -mfpu=fp-armv8 and -mfpu=vfpv4
6570 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6572 * config/arm/t-rtems: Add vfp multilib.
6574 2016-08-23 Ian Lance Taylor <iant@golang.org>
6576 * config/s390/s390.c (s390_asm_file_start): Call
6579 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6581 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6582 initialization of all 0's to the 0 constant, instead of directly
6583 generating XOR. Add support for V4SImode vector initialization on
6584 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6585 initialization. Change variables used in V4SFmode vector
6586 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6587 any memory addresses are in index form. Add support for using
6588 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6589 with all of the same element.
6590 (regno_or_subregno): New helper function to return a register
6591 number for either REG or SUBREG.
6592 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6593 Use regno_or_subregno where possible.
6594 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6595 DImode value from two SImode values in order to generate V4SImode
6596 vector initialization on 64-bit systems with direct move.
6597 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6599 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6601 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6603 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6604 attributes to initialize V8HImode and V16QImode vectors with the
6606 (VSX_SPLAT_COUNT): Likewise.
6607 (VSX_SPLAT_SUFFIX): Likewise.
6608 (UNSPEC_VSX_VEC_INIT): New unspec.
6609 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6610 Allow SFmode values to come from Altivec registers.
6611 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6612 on 64-bit systems with direct move.
6613 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6614 vector initializations, to allow V4SImode vector initializations
6615 on 64-bit systems with direct move.
6616 (vsx_splat_v4si): Likewise.
6617 (vsx_splat_v4si_di): Likewise.
6618 (vsx_splat_v4sf): Likewise.
6619 (vsx_splat_v4sf_internal): Likewise.
6620 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6622 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6623 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6624 initializing V8HImode and V16QImode vectors with the same
6626 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6627 optimization if -maltivec=be.
6629 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6631 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6632 attribute for alternatives 3 and 4.
6634 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6636 * selftest.c (selftest::assert_str_contains): New function.
6637 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6638 * selftest.h (selftest::assert_str_contains): New decl.
6639 (ASSERT_STR_CONTAINS): New macro.
6641 2016-08-23 Richard Biener <rguenther@suse.de>
6643 PR tree-optimization/77286
6644 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6646 (vect_transform_loop): Split exit edges of loop and scalar
6647 loop if required and at the appropriate time.
6649 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6651 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6652 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6654 Correct a typo in a comment.
6656 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6658 * config/s390/s390.md ("*andc_split"): New splitter for and with
6661 2016-08-23 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/27336
6664 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6665 by looking for a non-EH edge.
6666 (process_assert_insertions_for): Likewise.
6668 2016-08-23 Richard Biener <rguenther@suse.de>
6671 * statistics.c (statistics_counter_event): Robustify against
6674 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6676 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6677 for targets amdfam10 and barcelona.
6679 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6681 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6682 (zero_extend<mode>di2): Ditto.
6683 (*zero_extend<mode>si2): Ditto.
6684 (*zero_extendqihi2): Ditto.
6686 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6689 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6690 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6692 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6694 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6695 identical consecutive elements.
6696 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6697 the node's def stmt, avoid printing an unwanted trailing newline by
6698 replacing the call to print_gimple_stmt() with its inlined body and
6699 adjusting it to not set pp_needs_newline and to call pp_flush()
6700 instead of pp_newline_and_flush().
6702 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6704 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6705 (float32_type_node, float64_type_node, float32x_type_node)
6706 (float128x_type_node): New macros.
6707 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6708 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6709 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6710 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6711 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6712 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6713 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6714 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6715 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6716 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6717 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6718 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6719 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6720 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6721 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6722 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6723 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6724 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6725 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6727 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6728 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6729 * doc/extend.texi (Other Builtins): Document these built-in
6731 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6734 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6736 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6738 2016-08-22 Richard Biener <rguenther@suse.de>
6740 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6742 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6746 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6747 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6749 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6751 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6752 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6753 (vrp_visit_switch_stmt): Likewise.
6754 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6755 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6756 (vrp_visit_stmt): Use extract_range_from_stmt.
6757 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6759 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6761 * Makefile.in: Add tree-vrp.h to GTFILES.
6762 * gengtype.c (open_base_files): Add tree-vrp.h.
6763 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6764 * builtins.c: Likewise.
6765 * fold-const.c: Likewise.
6766 * gimple-builder.c: Likewise.
6767 * gimple-laddress.c: Likewise.
6768 * hsa-gen.c: Likewise.
6769 * internal-fn.c: Likewise.
6771 * targhooks.c: Liewise,
6772 * tree-ssa-address.c: Likewise.
6773 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6774 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6775 * tree-vrp.h: New file.
6777 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6779 PR tree-optimization/61839
6780 * tree-vrp.c (two_valued_val_range_p): New.
6781 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6782 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6783 Also Convert VAR BINOP CST where VAR is two-valued to
6784 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6786 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6788 * diagnostic-show-locus.c
6789 (layout::annotation_line_showed_range_p): New method.
6790 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6791 Reimplement case fixit_hint::REPLACE to cover removals, and
6792 replacements where the range of the replacement isn't one
6793 of the ranges in the rich_location.
6794 (test_one_liner_fixit_replace): Likewise.
6795 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6797 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6799 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6801 * diagnostic.c (print_parseable_fixits): Remove case
6804 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6807 * config/i386/i386.c (ix86_option_override_internal): Remove
6808 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6809 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6810 Do not try to enable TARGET_PRFCHW ISA flag here.
6811 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6812 Rewrite expander function body.
6813 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6815 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6818 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6819 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6820 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6821 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6822 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6823 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6824 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6825 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6826 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6828 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6830 (struct floatn_type_info): New structure type.
6831 (floatn_nx_types): New variable declaration.
6832 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6833 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6834 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6835 * tree.c (floatn_nx_types): New variable.
6836 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6837 corresponding complex types.
6838 * target.def (floatn_mode): New hook.
6839 * targhooks.c: Include "real.h".
6840 (default_floatn_mode): New function.
6841 * targhooks.h (default_floatn_mode): New prototype.
6842 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6844 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6845 effective-target and dg-add-options keywords.
6846 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6847 Document new effective-target keywords.
6848 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6849 * doc/tm.texi: Regenerate.
6850 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6851 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6852 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6854 * real.h (struct real_format): Add field ieee_bits.
6855 * real.c (ieee_single_format, mips_single_format)
6856 (motorola_single_format, spu_single_format, ieee_double_format)
6857 (mips_double_format, motorola_double_format)
6858 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6859 (ieee_extended_intel_128_format)
6860 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6861 (mips_extended_format, ieee_quad_format, mips_quad_format)
6862 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6863 (decimal_double_format, decimal_quad_format, ieee_half_format)
6864 (arm_half_format, real_internal_format: Initialize ieee_bits
6866 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6867 float128_type_node. Set float80_type_node to float64x_type_node
6868 if appropriate and long_double_type_node not appropriate.
6869 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6870 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6871 Initialize ieee_bits field.
6872 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6873 (rs6000_init_builtins): Set ieee128_float_type_node to
6875 (rs6000_floatn_mode): New function.
6877 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6879 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6880 _rdseed64_step): Uglify argument names and/or local variable names
6881 in inline functions.
6882 * config/i386/rtmintrin.h (_xabort): Likewise.
6883 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6884 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6885 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6886 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6887 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6888 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6889 _mm_maskz_ternarylogic_epi32): Likewise.
6890 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6891 __lwpins32, __lwpins64): Likewise.
6892 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6893 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6894 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6895 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6896 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6897 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6898 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6899 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6900 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6901 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6902 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6903 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6904 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6905 _mm256_mask_i64gather_epi32): Likewise.
6906 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6907 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6908 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6909 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6910 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6911 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6912 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6913 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6914 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6915 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6916 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6917 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6918 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6919 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6920 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6921 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6922 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6923 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6925 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6927 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6928 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6930 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6931 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6933 (_rdpkru_u32): Add space after function name.
6935 * config/i386/t-i386 (i386-c.o): Don't depend on
6936 i386-builtin-types.inc.
6937 (i386.o): Depend on i386-builtin-types.inc.
6939 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6942 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6943 Use const_vec_duplicate to check for duplicated elements.
6945 2016-08-19 Richard Biener <rguenther@suse.de>
6947 PR tree-optimization/77290
6948 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6949 Fix flag_tree_parallelize_loops check.
6951 2016-08-19 Richard Biener <rguenther@suse.de>
6953 * match.pd (x | 0 -> x): Add.
6955 2016-08-19 Richard Biener <rguenther@suse.de>
6957 PR tree-optimization/77286
6958 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6959 Deal with virtual PHIs being out-of-order.
6961 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6963 * doc/invoke.texi (fverbose-asm): Note that source code lines
6964 are emitted, and provide an example.
6965 * final.c (asm_show_source): New function.
6966 (final_scan_insn): Call asm_show_source.
6968 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6970 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6971 param with diagnostic_kind.
6972 (class colorizer): Similarly replace field m_diagnostic with
6974 (colorizer::colorizer): Replace diagnostic
6975 param with diagnostic_kind.
6976 (colorizer::begin_state): Update for above field change.
6977 (layout::layout): Replace diagnostic param with rich_location *
6978 and diagnostic_kind.
6979 (diagnostic_show_locus): Replace diagnostic param with richloc
6980 and diagnostic_kind.
6981 (class selftest::test_diagnostic_context): New class.
6982 (selftest::test_diagnostic_show_locus_unknown_location): New
6984 (selftest::test_one_liner_simple_caret): New function.
6985 (selftest::test_one_liner_caret_and_range): New function.
6986 (selftest::test_one_liner_multiple_carets_and_ranges): New
6988 (selftest::test_one_liner_fixit_remove): New function.
6989 (selftest::test_one_liner_fixit_replace): New function.
6990 (selftest::test_diagnostic_show_locus_one_liner): New function.
6991 (selftest::diagnostic_show_locus_c_tests): Call the new test
6993 * diagnostic.c (diagnostic_initialize): Initialize
6994 colorize_source_p, show_ruler_p and parseable_fixits_p.
6995 (default_diagnostic_finalizer): Update for change to
6996 diagnostic_show_locus.
6997 (diagnostic_append_note): Likewise.
6998 * diagnostic.h (diagnostic_show_locus): Replace
6999 const diagnostic_info * param with location * and diagnostic_t.
7001 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7003 * input.c (saved_line_table): New global.
7004 (class selftest::temp_line_table): Rename to line_table_test and
7005 move declaration to selftest.h, and drop field m_old_line_table.
7006 (selftest::temp_line_table::temp_line_table): Rename ctor to...
7007 (selftest::line_table_test::line_table_test): ...this. Add a
7008 default ctor. Store current value of line_table within
7010 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
7011 (selftest::line_table_test::~line_table_test): ...this, and
7012 restore line_table from the saved_line_table, rather than
7014 (selftest::test_accessing_ordinary_linemaps): Update for above
7016 (selftest::test_lexer): Likewise.
7017 (struct selftest::lexer_test): Likewise.
7018 (selftest::lexer_test::lexer_test): Likewise.
7019 (selftest::input_c_tests): Move the looping over test cases from
7021 (selftest::for_each_line_table_case): New function.
7022 * input.h (saved_line_table): New decl.
7023 * selftest.h (struct selftest::line_table_case): New forward decl.
7024 (class selftest::line_table_test): New class, moved here from
7025 selftest::temp_line_table in input.c, and renamed.
7026 (selftest::for_each_line_table_case): New decl.
7028 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
7031 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
7033 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
7036 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
7037 enclosing parallel construct for reduction variables on OpenACC loop
7040 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
7042 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
7043 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
7045 (function_to_dwarf_procedure): Update comment.
7047 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7049 * input.c (diagnostics_file_cache_forcibly_evict_file): New
7051 * input.h (diagnostics_file_cache_forcibly_evict_file): New
7053 * selftest.c (selftest::temp_source_file::~temp_source_file):
7054 Evict m_filename from the diagnostic file cache.
7056 2016-08-18 Richard Biener <rguenther@suse.de>
7058 * tree-pass.h (make_pass_materialize_all_clones): Declare.
7059 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
7060 make_pass_materialize_all_clones): New simple IPA pass encapsulating
7061 clone materialization.
7062 * passes.def (all_late_ipa_passes): Start with
7063 pass_materialize_all_clones.
7064 * cgraphunit.c (symbol_table::compile): Remove call to
7065 materialize_all_clones.
7066 * tree-into-ssa.c: Include statistics.h.
7067 (update_ssa): Count number of times we do incremental/rewrite
7070 2016-08-18 Richard Biener <rguenther@suse.de>
7072 PR tree-optimization/77282
7073 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7074 When doing auto-parallelizing also prevent use of PHIs that
7075 carry dependences across loop backedges.
7077 2016-08-18 Tamar Christina <tamar.christina@arm.com>
7078 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7080 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
7082 2016-08-18 Richard Biener <rguenther@suse.de>
7084 * ssa-iterators.h (ssa_vuse_operand): New inline.
7085 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
7086 (predicate_all_scalar_phis): Use remove_phi_node to remove
7087 phi nodes predicated. Delay removing virtual PHIs.
7088 (predicate_mem_writes): Update virtual operands.
7089 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
7090 (tree_if_conversion): Do not rewrite virtual SSA form.
7091 * tree-phinodes.c (release_phi_node): Make static.
7092 * tree-phinodes.h (release_phi_node): Remove.
7094 2016-08-18 Jakub Jelinek <jakub@redhat.com>
7096 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
7097 codes that appear in bdesc_* arrays, instead include i386-builtin.def
7098 twice to define those.
7099 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
7100 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
7101 bdesc_multi_arg): Define by including i386-builtin.def the third time.
7102 * config/i386/i386-builtin.def: New file.
7104 2016-08-17 David Malcolm <dmalcolm@redhat.com>
7106 * input.c (get_source_range_for_char): Rename to...
7107 (selftest::get_source_range_for_char): ...this, and move within
7108 the #if CHECKING_P guard.
7109 (get_num_source_ranges_for_substring): Rename to...
7110 (selftest::get_num_source_ranges_for_substring): ...this, move
7111 within the #if CHECKING_P guard, and make static.
7112 (selftest::assert_num_substring_ranges): Initialize
7115 2016-08-18 Alan Modra <amodra@gmail.com>
7117 PR rtl-optimization/72771
7118 * reload.c (find_reloads): Don't assume that a subreg mem is OK
7119 when find_reloads_toplev returns address_reloaded==-1.
7120 (alternative_allows_const_pool_ref): Update comment.
7122 2015-08-17 Alan Hayward <alan.hayward@arm.com>
7124 PR tree-optimization/71752
7125 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
7126 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
7128 2016-08-17 Jakub Jelinek <jakub@redhat.com>
7130 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
7131 instead of testing ECF_NORETURN bit in gimple_call_flags.
7132 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
7133 * predict.c (tree_bb_level_predictions): Likewise.
7134 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
7137 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
7138 turning a call into __builtin_unreachable-like noreturn call, adjust
7139 gimple_call_set_fntype.
7140 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
7141 gimple_call_fntype has void return type.
7143 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
7145 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
7146 maybe_lookup_decl, to handle nested acc loop directives.
7148 2016-08-17 Richard Biener <rguenther@suse.de>
7150 PR tree-optimization/76490
7151 * tree-vrp.c (update_value_range): Preserve overflow infinities
7152 when intersecting with ranges from get_range_info.
7153 (operand_less_p): Handle overflow infinities correctly.
7154 (value_range_constant_singleton): Use vrp_operand_equal_p
7155 to handle overflow max/min correctly.
7156 (vrp_valueize): Likewise.
7157 (union_ranges): Likewise.
7158 (intersect_ranges): Likewise.
7159 (vrp_visit_phi_node): Improve iteration limitation to only
7160 apply when we'll possibly re-visit the PHI via a changed argument
7163 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
7165 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
7166 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
7167 rather than those that should not be built.
7169 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
7172 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
7174 2016-08-17 Richard Biener <rguenther@suse.de>
7176 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
7177 (verify_vssa): New function verifying virtual SSA form.
7178 (verify_ssa): Call it.
7179 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
7180 Do not apply loop-closed SSA handling to virtuals.
7181 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
7182 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
7183 when rewriting their symbol.
7184 (prepare_def_site_for): Likewise.
7185 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
7186 operands of moved stmts.
7188 2016-08-17 Richard Biener <rguenther@suse.de>
7190 PR tree-optimization/23855
7191 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
7192 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
7193 find guards to hoist. Do not update SSA form but rewrite virtuals
7194 into loop closed SSA.
7195 (find_loop_guard): Adjust to skip already hoisted guards. Do
7196 not mark virtuals for renaming or update SSA form.
7198 2016-08-17 Martin Liska <mliska@suse.cz>
7200 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
7201 a LONG_LONG_TYPE_SIZE comparison.
7202 * gcov-io.h: Remove macro definitions.
7203 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
7204 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
7207 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7209 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
7210 that builtins not mentioned in bdesc_* arrays come first, then
7211 the ones mentioned in bdesc_* arrays in the order they appear in
7212 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
7213 IX86_BUILTIN__BDESC_*_LAST enumerator.
7214 (bdesc_mpx): Fix up a comment typo.
7215 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
7216 __builtin_ia32_vpcomneu[bwdq] builtins.
7217 (BDESC_VERIFY, BDESC_VERIFYS): Define.
7218 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
7219 enum ix86_builtins ordering.
7220 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
7221 for direct bdesc_* array member access instead of searching all the
7222 arrays until an fcode match is found.
7224 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
7227 pattern as define_insn_and_split. Split insn before reload to
7229 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
7230 <shift_insn><mode>3_1.
7231 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
7232 <rotate_insn><mode>3_1.
7234 2016-08-16 David Malcolm <dmalcolm@redhat.com>
7237 * input.c (get_source_range_for_substring): Rename to...
7238 (get_source_location_for_substring): ...this, adding param
7239 "caret_idx", and converting output param from source_range * to
7241 (get_source_range_for_char): New function.
7242 (get_num_source_ranges_for_substring): Update comment to reflect
7244 (assert_char_at_range): Update to use get_source_range_for_char
7245 rather than get_source_range_for_substring.
7246 (test_lexer_string_locations_concatenation_2): Likewise.
7247 * substring-locations.h (get_source_range_for_substring): Rename
7249 (get_source_location_for_substring): ...this, and adding param
7250 "caret_idx", and converting output param from source_range * to
7253 2016-08-16 David Malcolm <dmalcolm@redhat.com>
7255 * input.c (class selftest::temp_source_file): Move to
7257 (selftest::temp_source_file::temp_source_file): Move to
7259 (selftest::temp_source_file::~temp_source_file): Likewise.
7260 * selftest.c (selftest::temp_source_file::temp_source_file): Move
7262 (selftest::temp_source_file::~temp_source_file): Likewise.
7263 * selftest.h (class selftest::temp_source_file): Move here from
7266 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7269 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
7270 inlining, add cgraph edge for the added __builtin_unreachable call.
7273 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
7274 only cast it to SHWI for the final comparison.
7276 2016-08-16 Martin Liska <mliska@suse.cz>
7278 PR gcov-profile/36412
7279 * doc/gcov.texi: Document --hash-filenames(-x).
7280 * gcov.c (print_usage): Add the option.
7281 (process_args): Process the option, sort options alphabetically.
7282 (md5sum_to_hex): New function.
7283 (make_gcov_file_name): Do the md5sum and append it to a
7286 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7288 PR tree-optimization/69848
7289 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
7290 and swtich operands to avoid additional NOT instruction.
7291 (vcond<v_cmp_mixed><mode>): Ditto.
7292 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7294 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
7296 * doc/install.texi (*-*-solaris2*): Adjust latest change.
7298 2016-08-16 Richard Biener <rguenther@suse.de>
7300 PR tree-optimization/76783
7301 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
7302 BB visited flags at start.
7304 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7306 PR tree-optimization/72817
7307 PR tree-optimization/73450
7308 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
7309 multiple_of_p for adjusted IV.base.
7311 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
7314 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
7315 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
7316 for !flag_finite_math_only or flag_signed_zeros.
7317 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
7318 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
7319 depend on flag_finite_math_only.
7320 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
7322 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
7323 (*ieee_smin<mode>3): Ditto.
7324 (*ieee_smax<mode>3): Ditto.
7325 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
7326 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
7328 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
7329 depend on flag_finite_math_only.
7330 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
7331 (*mmx_<code>v2sf3): Remove.
7332 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
7333 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
7334 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
7336 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
7338 PR rtl-optimization/73650
7339 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
7340 it is not a simple move.
7342 2016-08-15 Martin Liska <mliska@suse.cz>
7345 * gcc.c (do_spec_1): Call save_string with the right size.
7346 (save_string): Do an assert about string we copy.
7348 2016-08-15 Richard Biener <rguenther@suse.de>
7350 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
7351 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
7353 (pass_data_stv): Likewise.
7355 2016-08-15 Richard Biener <rguenther@suse.de>
7357 PR tree-optimization/73434
7358 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
7359 TBAA info on the base when forwarding a non-invariant address.
7361 2016-08-15 Jakub Jelinek <jakub@redhat.com>
7363 * dwarf2out.c (struct checksum_attributes): Add
7364 at_string_length_bit_size and at_string_length_byte_size fields.
7365 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
7366 and DW_AT_string_length_byte_size.
7367 (die_checksum_ordered): Handle at_string_length_bit_size and
7368 at_string_length_byte_size.
7369 (gen_array_type_die): For dwarf_version >= 5 emit
7370 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7371 (adjust_string_types): For dwarf_version >= 5 remove
7372 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7373 (resolve_addr): Likewise.
7376 * dwarf2out.c (string_types): New variable.
7377 (gen_array_type_die): Change early_dwarf handling of
7378 DW_AT_string_length, create DW_OP_call4 referencing the
7379 length var temporarily. Handle parameters that are pointers
7381 (adjust_string_types): New function.
7382 (gen_subprogram_die): Temporarily set string_types to local var,
7383 call adjust_string_types if needed.
7384 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
7386 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
7388 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
7390 * doc/install.texi (*-*-solaris2*): Fix version number and document
7391 requirement on GNU make for building libjava with the Solaris linker.
7393 2016-08-15 Martin Liska <mliska@suse.cz>
7394 Jakub Jelinek <jakub@redhat.com>
7396 PR tree-optimization/72824
7397 * tree-loop-distribution.c (const_with_all_bytes_same)
7398 <case VECTOR_CST>: Fix a typo.
7400 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
7403 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
7404 Renamed from _mm512_undefined_si512.
7405 (_mm_undefined_si512): New definition.
7407 2016-08-13 Richard Biener <rguenther@suse.de>
7409 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
7410 into PHIs and update the lattice for its def.
7412 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7415 * ubsan.c (instrument_si_overflow): Pass true instead of false
7417 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
7418 of bbs. Return TODO_cleanup_cfg if any returned true.
7420 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7422 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
7423 ISA 3.0 MTVSRDD instruction.
7424 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
7427 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
7429 PR tree-optimization/71083
7430 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
7431 bitfield access when possible.
7433 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
7436 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
7437 sign-changing cast from a shorter unsigned type to a wider
7440 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7442 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
7443 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
7444 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
7446 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7448 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7449 Correct costs for vec_construct.
7451 2016-08-12 Bin Cheng <bin.cheng@arm.com>
7453 PR tree-optimization/69848
7454 * tree-vectorizer.h (enum vect_def_type): New condition reduction
7455 type CONST_COND_REDUCTION.
7456 * tree-vect-loop.c (vectorizable_reduction): Support new condition
7457 reudction type CONST_COND_REDUCTION.
7459 2016-08-12 Richard Biener <rguenther@suse.de>
7461 PR tree-optimization/57326
7462 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
7463 returning an SSA name.
7464 (phi_translate_1): When fully_constant_expression returns a NAME
7465 make sure we have a leader for it.
7467 2016-08-12 Martin Liska <mliska@suse.cz>
7468 Adam Fineman <afineman@afineman.com>
7470 * gcov.c (process_file): Create .gcov file when .gcda
7473 2016-08-12 Marek Polacek <polacek@redhat.com>
7476 * alias.c (find_base_value): Adjust fall through comment.
7477 * cfgexpand.c (expand_debug_expr): Likewise.
7478 * combine.c (find_split_point): Likewise.
7479 (expand_compound_operation): Likewise. Add FALLTHRU.
7480 (make_compound_operation): Adjust fall through comment.
7481 (canon_reg_for_combine): Add FALLTHRU.
7482 (force_to_mode): Adjust fall through comment.
7483 (simplify_shift_const_1): Likewise.
7484 (simplify_comparison): Likewise.
7485 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7487 * config/aarch64/predicates.md: Likewise.
7488 * config/i386/i386.c (function_arg_advance_32): Likewise.
7489 (ix86_gimplify_va_arg): Likewise.
7490 (print_reg): Likewise.
7491 (ix86_print_operand): Likewise.
7492 (ix86_build_const_vector): Likewise.
7493 (ix86_expand_branch): Likewise.
7494 (ix86_sched_init_global): Adjust fall through comment.
7495 (ix86_expand_args_builtin): Add FALLTHRU.
7496 (ix86_expand_builtin): Likewise.
7497 (ix86_expand_vector_init_one_var): Likewise.
7498 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7499 (rs6000_adjust_cost): Likewise.
7500 (insn_must_be_first_in_group): Likewise.
7501 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7502 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7503 * df-scan.c (df_uses_record): Likewise.
7504 * dojump.c (do_jump): Add FALLTHRU.
7505 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7507 (resolve_args_picking_1): Adjust fall through comment.
7508 (loc_list_from_tree_1): Likewise.
7509 * expmed.c (make_tree): Likewise.
7510 * expr.c (expand_expr_real_2): Add FALLTHRU.
7511 (expand_expr_real_1): Likewise. Adjust fall through comment.
7512 * fold-const.c (const_binop): Adjust fall through comment.
7513 (fold_truth_not_expr): Likewise.
7514 (fold_cond_expr_with_comparison): Add FALLTHRU.
7515 (fold_binary_loc): Likewise.
7516 (contains_label_1): Adjust fall through comment.
7517 (multiple_of_p): Likewise.
7518 * gcov-tool.c (process_args): Add FALLTHRU.
7519 * genattrtab.c (check_attr_test): Likewise.
7520 (write_test_expr): Likewise.
7521 * genconfig.c (walk_insn_part): Likewise.
7522 * genpreds.c (validate_exp): Adjust fall through comment.
7523 (needs_variable): Likewise.
7524 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7525 (subst_dup): Likewise.
7526 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7527 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7528 (gimplify_scan_omp_clauses): Add FALLTHRU.
7529 (goa_stabilize_expr): Likewise.
7530 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7532 * hsa-gen.c (get_address_from_value): Likewise.
7533 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7534 * ira.c (ira_setup_alts): Add FALLTHRU.
7535 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7537 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7538 * opts.c (common_handle_option): Likewise.
7539 * read-rtl.c (read_rtx_code): Likewise.
7540 * real.c (round_for_format): Likewise.
7541 * recog.c (asm_operand_ok): Likewise.
7542 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7543 * reload1.c (set_label_offsets): Likewise.
7544 (eliminate_regs_1): Likewise.
7545 (reload_reg_reaches_end_p): Likewise.
7546 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7547 (rtx_cost): Likewise.
7548 * sched-rgn.c (is_exception_free): Likewise.
7549 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7550 * stor-layout.c (int_mode_for_mode): Likewise.
7551 * toplev.c (print_to_asm_out_file): Likewise.
7552 (print_to_stderr): Likewise.
7553 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7554 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7555 (chrec_fold_multiply): Likewise.
7556 (evolution_function_is_invariant_rec_p): Likewise.
7557 (for_each_scev_op): Likewise.
7558 * tree-data-ref.c (siv_subscript_p): Likewise.
7559 (get_references_in_stmt): Likewise.
7560 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7561 (substitute_in_expr): Likewise.
7562 (type_cache_hasher::equal): Likewise.
7563 (walk_type_fields): Likewise.
7564 * var-tracking.c (adjust_mems): Add FALLTHRU.
7565 (set_dv_changed): Adjust fall through comment.
7566 * varasm.c (default_function_section): Add FALLTHRU.
7568 2016-08-12 Marek Polacek <polacek@redhat.com>
7571 * tree-complex.c (expand_complex_division): Add missing break.
7573 2016-08-12 Richard Biener <rguenther@suse.de>
7575 * passes.c (execute_todo): Do not push/pop TV_TODO.
7576 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7577 (execute_one_pass): Likewise.
7578 * common.opt (ftime-report-details): New switch.
7579 * doc/invoke.texi (ftime-report-details): Document.
7580 * timevar.h (timer::print_row): Adjust signature.
7581 (timer::all_zero): New static helper.
7582 (timer::child_map_t): New typedef.
7583 (timer::time_var_def): Add children field.
7584 * timevar.c (timer::named_items::print): Adjust.
7585 (timer::~timer): Free timevar recorded children.
7586 (timer::pop_internal): When -ftime-report-details record
7587 time spent in sub-timevars.
7588 (timer::print_row): Adjust.
7589 (timer::print): Print sub-timevar stats, use all_zero.
7590 * timevar.def (TV_TODO): Remove.
7592 2016-08-12 Richard Biener <rguenther@suse.de>
7594 PR tree-optimization/72851
7595 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7596 worklists to use bitmaps indexed in execution order.
7597 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7598 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7599 (cfg_blocks): Make a bitmap.
7600 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7602 (cfg_blocks_empty_p): Adjust.
7603 (cfg_blocks_add): Likewise.
7604 (cfg_blocks_get): Likewise.
7605 (add_ssa_edge): Likewise.
7606 (add_control_edge): Likewise.
7607 (simulate_stmt): Likewise.
7608 (process_ssa_edge_worklist): Likewise.
7609 (simulate_block): Likewise.
7610 (ssa_prop_init): Compute PRE order and stmt UIDs.
7611 (ssa_prop_fini): Adjust.
7612 (ssa_propagate): Adjust.
7614 2016-08-12 Richard Biener <rguenther@suse.de>
7616 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7617 the currently executable edges have fixed ranges. Always
7618 go through update_value_range.
7620 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7624 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7625 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7626 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7627 (LANG_HOOKS_DECLS): Add it.
7628 * langhooks.h (struct lang_hooks_for_decls): Add
7629 function_decl_defaulted. Const_tree-ify
7630 function_decl_explicit_p and function_decl_deleted_p.
7631 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7632 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7633 also at strict DWARF v5.
7636 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7637 TYPE_QUAL_CONST in reference-typed decls.
7640 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7641 in DW_OP_pieces, just enough to handle pointers to member
7643 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7644 expression on DWARFv5 if a constant value doesn't work.
7646 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7648 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7649 * selftest.c (selftest::test_assertions): New function.
7650 (selftest::selftest_c_tests): New function.
7651 * selftest.h (selftest::selftest_c_tests): New declaration.
7653 2016-08-11 Richard Biener <rguenther@suse.de>
7654 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7656 PR rtl-optimization/72855
7657 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7659 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7662 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7663 (vsx_store_<mode>): Likewise.
7665 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7667 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7668 TImode CONST_WIDE_INT store.
7669 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7671 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7673 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7674 mode if unaligned SSE load and store are optimal.
7676 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7678 PR tree-optimization/71083
7679 * tree-predcom.c (ref_at_iteration): Correctly align the
7682 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7684 * config/s390/s390-builtin-types.def: Add INT128 types.
7685 * config/s390/s390-builtins.def: Add INT128 variants for the add
7686 sub low-level builtins dealing with TImode.
7687 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7688 via subreg when expanding a builtin.
7689 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7690 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7692 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7693 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7694 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7695 "vacc<bhfgq>_<mode>".
7696 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7697 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7698 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7699 "vscbi<bhfgq>_<mode>".
7700 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7701 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7703 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7705 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7707 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7709 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7711 (vcond<v_cmp_mixed><mode>): Ditto.
7712 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7714 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7716 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7717 variable explicitly, also assert on it before use.
7719 2016-08-11 Richard Biener <rguenther@suse.de>
7721 PR tree-optimization/72772
7722 * cfgloopmanip.c (create_preheader): Use split_edge if there
7723 is a single loop entry, avoiding degenerate PHIs.
7725 2016-08-11 Richard Biener <rguenther@suse.de>
7727 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7728 unconditional TODO_cleanup_cfg.
7729 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7730 cleanup only if we threaded a jump.
7732 2016-08-11 Alan Modra <amodra@gmail.com>
7735 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7736 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7737 slow. Emit two reloads for slow mem case, first loading in
7738 fast innermode, then converting to required mode.
7740 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7742 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7743 (vec_extract_sig): New macro.
7744 (vec_insert_exp): New macro.
7745 (vec_test_data_class): New macro.
7746 (scalar_extract_exp): New macro.
7747 (scalar_extract_sig): New macro.
7748 (scalar_insert_exp): New macro.
7749 (scalar_test_data_class): New macro.
7750 (scalar_test_neg): New macro.
7751 (scalar_cmp_exp_gt): New macro.
7752 (scalar_cmp_exp_lt): New macro.
7753 (scalar_cmp_exp_eq): New macro.
7754 (scalar_cmp_exp_unordered): New macro.
7755 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7756 to enforce constraint that operand is a 7-bit unsigned literal.
7757 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7758 for power9 built-ins.
7759 (BU_P9V_VSX_2): Likewise.
7760 (BU_P9V_64BIT_VSX_2): Likewise.
7761 (VSEEDP): Add scalar extract exponent support.
7762 (VSEESP): Add scalar extract signature support.
7763 (VSTDCNDP): Add scalar test negative support.
7764 (VSTDCNSP): Likewise.
7765 (VSIEDP): Add scalar insert exponent support.
7766 (VSCEDPGT): Add scalar compare exponent greater than support.
7767 (VSCEDPLT): Add scalar compare exponent less than support.
7768 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
7769 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7770 (VSTDCDP): Add scalar test data class support.
7771 (VSTDCSP): Likewise.
7772 (VSEEDP): Add overload support for scalar extract exponent
7774 (VSESDP): Add overload support for scalar extract signature
7776 (VSTDCN): Add overload support for scalar test negative
7778 (VSTDCNDP): Add overload support for scalar test negative
7780 (VSTDCNSP): Add overload support for scalar test negative
7782 (VSIEDP): Add overload support for scalar insert exponent
7784 (VSTDC): Add overload support for scalar test data class
7786 (VSTDCDP): Add overload support for scalar test data class
7788 (VSTDCSP): Add overload support for scalar test data class
7790 (VSCEDPGT): Add overload support for scalar compare exponent
7791 greater than operation.
7792 (VSCEDPLT): Add overload support for scalar compare exponent
7793 less than operation.
7794 (VSCEDPEQ): Add overload support for scalar compare exponent
7795 test-for-equality operation.
7796 (VSCEDPUO): Add overload support for scalar compare exponent
7797 test-for-unordered operation.
7798 (VEEDP): Add vector extract exponent support.
7800 (VESDP): Add vector extract significand support.
7802 (VIEDP): Add vector insert exponent support.
7804 (VTDCDP): Add vector test data class support.
7806 (VES): Add overload support for vector extract significand operation.
7809 (VEE): Add overload support for vector extract exponent operation.
7812 (VTDC): Add overload support for vector test data class operation.
7815 (VIE): Add overload support for vector insert exponent operation.
7818 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7819 overloaded binary floating point functions.
7820 (altivec_resolve_overloaded_builtin): Improve error messages to
7821 distinguish between functions not supported in the current
7822 compiler configuration and functions that were invoked with an
7823 invalid parameter combination, and include the built-in function
7824 name in both error messages.
7825 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7827 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7829 (rs6000_expand_binop_builtin): Add check to enforce that argument
7830 2 of the test data class operations is a 7-bit unsigned literal.
7831 (rs6000_invalid_builtin): Add code to issue an error message if a
7832 built-in function that requires the power9_vector and -m32
7833 command-line options is compiled without these options.
7834 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7835 (UNSPEC_VSX_SXSIGDP): New value.
7836 (UNSPEC_VSX_SXSIGPDP): New value.
7837 (UNSPEC_VSX_SIEXPDP): New value.
7838 (UNSPEC_VSX_SCMPEXPDP): New value.
7839 (UNSPEC_VSX_STSTDC): New value.
7840 (UNSPEC_VSX_VXEXP): New value.
7841 (UNSPEC_VSX_VXSIG): New value.
7842 (UNSPEC_VSX_VIEXP): New value.
7843 (UNSPEC_VSX_VTSTDC): New value.
7844 (xsxexpdp): New insn for scalar extract exponent.
7845 (xsxsigdp): New insn for scalar extract significand.
7846 (xsiexpdp): New insn for scalar insert exponent.
7847 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7848 (*xscmpexpdp): New insn for scalar compare exponents.
7849 (xststdc<Fvsx): New expansion for both single- and
7850 double-precision scalar test data class operations.
7851 (xststdcneg<Fvsx>): New expansion for both single- and
7852 double-precision scalar test for negative value operations.
7853 (*xststdc<Fvsx>): New insn for scalar test data class
7855 (xvxexp<VSs>): New insn for single- and double-precision
7856 vector extract exponent operation.
7857 (xvxsig<VSs>): New insn for single- and double-precision
7858 vector extract significand operation.
7859 (xviexp<VSs>): New insn for single- and double-precision
7860 vector insert exponent operation.
7861 (xvtstdc<VSs>): New insn for single- and double-precision
7862 vector test data class operation.
7863 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7864 built-in functions to represent the Power9 binary floating-point
7865 support instructions.
7867 2016-08-10 bin cheng <bin.cheng@arm.com>
7869 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7871 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7872 Renlin Li <renlin.li@arm.com>
7873 Bin Cheng <bin.cheng@arm.com>
7875 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7876 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7877 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7878 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7879 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7880 (vcond<v_cmp_result><mode>): Ditto.
7881 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7882 (vcondu<mode><mode>): Ditto.
7883 (vcond<v_cmp_mixed><mode>): New pattern.
7884 (vcondu<mode><v_cmp_mixed>): New pattern.
7885 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7886 of aarch64_vcond_internal.
7888 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7889 Renlin Li <renlin.li@arm.com>
7890 Bin Cheng <bin.cheng@arm.com>
7892 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7893 (vec_cmp<mode><v_cmp_result>): New pattern.
7894 (vec_cmpu<mode><mode>): New pattern.
7895 (vcond_mask_<mode><v_cmp_result>): New pattern.
7897 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7899 PR tree-optimization/71734
7900 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7901 REF_LOOP, invoke ref_indep_loop_p_1.
7902 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7903 to ref_indep_loop_p.
7904 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7905 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7906 is inside LOOP, do not cache dpendence value for loops with
7908 (ref_indep_loop_p_2): Delete function.
7909 (can_sm_ref_p): Pass LOOP as additional argument to
7912 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7915 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7916 being an offsettable address.
7918 2016-08-10 Martin Liska <mliska@suse.cz>
7920 PR gcov-profile/58306
7921 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7922 atomic variants of profile update functions.
7924 2016-08-10 Martin Liska <mliska@suse.cz>
7926 Cherry picked (and modified) from google-4_7 branch
7927 2012-12-26 Rong Xu <xur@google.com>
7928 * common.opt (fprofile-update): Add new flag.
7929 * coretypes.h: Define enum profile_update.
7930 * doc/invoke.texi: Document -fprofile-update.
7931 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7932 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7933 * tree-profile.c (gimple_init_edge_profiler): Generate
7934 also atomic profiler update.
7935 (gimple_gen_edge_profiler): Likewise.
7937 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7939 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7940 stack_usage_file to NULL after fclose calls.
7942 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7945 * reload.c (push_reload): Compute subreg_in_class for
7946 subregs of constants and plus expressions. Remove special
7947 handling of SYMBOL_REFs.
7949 2016-08-10 Alan Modra <amodra@gmail.com>
7952 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7953 SImode for TARGET_E500_DOUBLE when given SImode.
7955 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7957 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7958 unused variable __O.
7960 2016-08-09 Martin Liska <mliska@suse.cz>
7962 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7963 _gcov_reset to __gcov_reset.
7964 * doc/gcov-tool.texi: Fix typo.
7966 2016-08-09 Martin Liska <mliska@suse.cz>
7968 * value-prof.c (gimple_divmod_values_to_profile): Do not
7969 instrument MOD histogram if a value is not a SSA name.
7971 2016-08-09 Martin Liska <mliska@suse.cz>
7973 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7976 2016-08-09 Renlin Li <renlin.li@arm.com>
7979 * calls.c (prepare_call_address): Convert funexp to Pmode when
7981 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7982 (sibcall_value): Likewise.
7984 2016-08-09 Marek Polacek <polacek@redhat.com>
7987 * cselib.c (cselib_expand_value_rtx_1): Add return.
7988 * gengtype.c (dbgprint_count_type_at): Likewise.
7989 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7990 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7992 2016-08-09 Martin Jambor <mjambor@suse.cz>
7995 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7996 if instance is a MEM_REF.
7998 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
8001 * config/i386/i386.md (*movtf_internal): Use
8002 lra_in_progress || reload_completed instead of !can_create_pseudo_p
8003 in the insn constraint.
8004 (*movxf_internal): Ditto.
8005 (*movdf_internal): Ditto.
8006 (*movsf_internal): Ditto.
8008 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8010 PR tree-optimization/72772
8011 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8014 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8016 PR tree-optimization/72772
8017 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
8019 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
8020 parameter STOP and update calls. Move expand_simple_operations
8021 function call from here...
8022 (simplify_using_initial_conditions): ...to here. Delete parameter
8024 (tree_simplify_using_condition): Delete parameter STOP.
8025 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
8026 simplify_using_initial_conditions.
8028 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
8031 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
8032 Use create_tmp_var_raw instead of create_tmp_var.
8034 2016-08-09 Richard Biener <rguenther@suse.de>
8036 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
8037 Treat same SSA names related.
8039 2016-08-09 Jakub Jelinek <jakub@redhat.com>
8041 PR tree-optimization/72824
8042 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
8043 real_zerop is not negative.
8045 2016-08-09 Richard Biener <rguenther@suse.de>
8047 PR tree-optimization/71802
8048 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
8049 all merge opportunities with the predecessor.
8051 2016-08-09 Richard Biener <rguenther@suse.de>
8054 * ipa-prop.c (ipa_modify_formal_parameters): Build
8055 parameter types with natural alignment also for the
8058 2016-08-08 Andi Kleen <ak@linux.intel.com>
8060 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
8062 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8065 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
8066 do-nothing langhook.
8067 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
8068 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
8069 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
8070 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
8072 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8075 * input.c: Ensure that HAVE_ICONV is defined.
8077 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8080 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
8081 private vars for lastprivate and for linear iterator.
8084 * omp-simd-clone.c: Include varasm.h.
8085 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
8086 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
8087 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
8088 update function name.
8090 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8092 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
8093 (avr_diagnose_devicespecs_error): Remove.
8094 (avr_devicespecs_file): Remove composing absolute path for specfile
8095 and its verbose info. Remove conditions to check specs-file,
8097 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8099 PR rtl-optimization/72821
8100 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
8101 just return false for them.
8103 2016-08-08 Alan Modra <amodra@gmail.com>
8106 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
8107 toc refs created during reload. Update function comment.
8109 2016-08-08 Alan Modra <amodra@gmail.com>
8112 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
8113 alternatives. Put loads first, then stores, and reg/reg moves
8114 within same class later. Delete attr length.
8116 2016-08-08 Alan Modra <amodra@gmail.com>
8119 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
8120 (mem_operand_ds_form): New predicate.
8121 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
8122 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
8123 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
8124 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
8125 (extendsfdf2_fpr): Replace o constraint with wY.
8127 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
8129 * tree-ssa-threadbackward.c: Include tree-inline.h
8130 (profitable_jump_thread_path): Use estimate_num_insns to estimate
8131 size of copied block; for cold paths reduce duplication.
8132 (find_jump_threads_backwards): Remove redundant tests.
8133 (pass_thread_jumps::gate): Enable for -Os.
8135 2016-08-07 Jakub Jelinek <jakub@redhat.com>
8138 * stor-layout.c (layout_decl): Fix up formatting.
8139 (relayout_decl): Allow DECL to be FIELD_DECL.
8141 2016-08-07 Alan Modra <amodra@gmail.com>
8143 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
8145 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8147 * data-streamer-in.c (streamer_read_wide_int): New.
8148 (streamer_read_widest_int): Renamed function.
8149 * data-streamer-out.c (streamer_write_wide_int): New
8150 (streamer_write_widest_int): Renamed function.
8151 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
8153 (input_cfg): Call renamed function.
8154 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
8156 (output_cfg): Call renamed function.
8157 * data-streamer.h: Add declarations.
8159 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8161 * tree-ssa-ccp.c (extend_mask): New param sgn.
8162 Remove ORing with wi::mask.
8163 (get_default_value): Adjust call to extend_mask to pass sign.
8164 (evaluate_stmt): Likewise.
8166 2016-08-06 Jakub Jelinek <jakub@redhat.com>
8168 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
8171 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8173 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
8174 transform if operand's type is pointer to function or method.
8176 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8178 PR tree-optimization/18046
8179 * tree-ssa-threadedge.c: Include cfganal.h.
8180 (simplify_control_statement_condition): If simplifying a
8181 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
8182 with the dominating ASSERT_EXPR before handing it off to VRP.
8183 Mention that a CASE_LABEL_EXPR may be returned.
8184 (thread_around_empty_blocks): Adjust to handle
8185 simplify_control_statement_condition() returning a
8187 (thread_through_normal_block): Likewise.
8188 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
8189 a switch statement by trying to determine which case label
8192 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
8194 PR rtl-optimization/69847
8195 * lra-constraints.c (process_invariant_for_inheritance): Save
8196 pattern instead of src.
8197 (remove_inheritance_pseudos): Use the pattern. Add assert.
8199 2016-08-05 David Malcolm <dmalcolm@redhat.com>
8201 * input.c (string_concat::string_concat): New constructor.
8202 (string_concat_db::string_concat_db): New constructor.
8203 (string_concat_db::record_string_concatenation): New method.
8204 (string_concat_db::get_string_concatenation): New method.
8205 (string_concat_db::get_key_loc): New method.
8206 (class auto_cpp_string_vec): New class.
8207 (get_substring_ranges_for_loc): New function.
8208 (get_source_range_for_substring): New function.
8209 (get_num_source_ranges_for_substring): New function.
8210 (class selftest::lexer_test_options): New class.
8211 (struct selftest::lexer_test): New struct.
8212 (class selftest::ebcdic_execution_charset): New class.
8213 (selftest::ebcdic_execution_charset::s_singleton): New variable.
8214 (selftest::lexer_test::lexer_test): New constructor.
8215 (selftest::lexer_test::~lexer_test): New destructor.
8216 (selftest::lexer_test::get_token): New method.
8217 (selftest::assert_char_at_range): New function.
8218 (ASSERT_CHAR_AT_RANGE): New macro.
8219 (selftest::assert_num_substring_ranges): New function.
8220 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
8221 (selftest::assert_has_no_substring_ranges): New function.
8222 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
8223 (selftest::test_lexer_string_locations_simple): New function.
8224 (selftest::test_lexer_string_locations_ebcdic): New function.
8225 (selftest::test_lexer_string_locations_hex): New function.
8226 (selftest::test_lexer_string_locations_oct): New function.
8227 (selftest::test_lexer_string_locations_letter_escape_1): New function.
8228 (selftest::test_lexer_string_locations_letter_escape_2): New function.
8229 (selftest::test_lexer_string_locations_ucn4): New function.
8230 (selftest::test_lexer_string_locations_ucn8): New function.
8231 (selftest::uint32_from_big_endian): New function.
8232 (selftest::test_lexer_string_locations_wide_string): New function.
8233 (selftest::uint16_from_big_endian): New function.
8234 (selftest::test_lexer_string_locations_string16): New function.
8235 (selftest::test_lexer_string_locations_string32): New function.
8236 (selftest::test_lexer_string_locations_u8): New function.
8237 (selftest::test_lexer_string_locations_utf8_source): New function.
8238 (selftest::test_lexer_string_locations_concatenation_1): New
8240 (selftest::test_lexer_string_locations_concatenation_2): New
8242 (selftest::test_lexer_string_locations_concatenation_3): New
8244 (selftest::test_lexer_string_locations_macro): New function.
8245 (selftest::test_lexer_string_locations_stringified_macro_argument):
8247 (selftest::test_lexer_string_locations_non_string): New function.
8248 (selftest::test_lexer_string_locations_long_line): New function.
8249 (selftest::test_lexer_char_constants): New function.
8250 (selftest::input_c_tests): Call the new test functions once per
8251 case within the line_table test matrix.
8252 * input.h (struct string_concat): New struct.
8253 (struct location_hash): New struct.
8254 (class string_concat_db): New class.
8255 * substring-locations.h: New header.
8257 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8259 PR tree-optimization/72810
8260 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
8261 the type of the case labels when truncating.
8263 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
8266 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
8267 (aarch64_fp16_ptr_type_node): Likewise.
8268 * config/aarch64/aarch64-simd-builtins.c
8269 (aarch64_fp16_ptr_type_node): Define.
8270 (aarch64_init_fp16_types): New, refactored out of...
8271 (aarch64_init_builtins): ...here, update to call
8272 aarch64_init_fp16_types.
8273 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
8275 (aapcs_vfp_sub_candidate): Likewise.
8277 2016-08-05 Martin Liska <mliska@suse.cz>
8278 Joshua Cranmer <Pidgeot18@gmail.com>
8280 * gcov.c (line_t::has_block): New function.
8281 (enum loop_type): New enum.
8282 (handle_cycle): New function.
8283 (unblock): Likewise.
8284 (circuit): Likewise.
8285 (get_cycles_count): Likewise.
8286 (accumulate_line_counts): Use new loop detection algorithm.
8288 2016-08-05 Martin Liska <mliska@suse.cz>
8290 * gcov.c (output_intermediate_file): Rename
8291 function_info::line_next to next_file_fn.
8292 (process_file): Likewise.
8293 (read_graph_file): Likewise.
8294 (accumulate_line_counts): Likewise.
8295 (output_lines): Likewise.
8297 2016-08-05 Richard Biener <rguenther@suse.de>
8299 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
8300 restriction on threading to a loop header.
8302 2016-08-05 Richard Biener <rguenther@suse.de>
8304 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
8305 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
8306 adjust loop info accordingly.
8308 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
8310 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
8311 before folding call to __builtin_constant_p with parameters to false.
8313 2016-08-05 Alan Modra <amodra@gmail.com>
8315 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
8316 code accidentally committed 2016-05-02 providing class when given
8319 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8321 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
8322 the case label ranges that partially overlap with OP's value
8325 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
8328 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
8329 Cast builtin function result to __mmask16 instead of __mmask8.
8330 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8331 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
8332 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8334 2016-08-04 David Malcolm <dmalcolm@redhat.com>
8336 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
8337 (ASSERT_TRUE_AT): New macro.
8338 (ASSERT_FALSE): Reimplement in terms of...
8339 (ASSERT_FALSE_AT): New macro.
8340 (ASSERT_STREQ_AT): Fix typo in comment.
8342 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8344 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
8345 labels are exhaustive, designate the label with the widest
8346 range to be the default label.
8348 2016-08-04 Andrew Pinski <apinski@cavium.com>
8350 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
8351 (thunderx_tunings): Use thunderx_vector_cost instead of
8352 generic_vector_cost.
8354 2016-08-04 Martin Liska <mliska@suse.cz>
8356 * gcov.c (main): Fix GNU coding style.
8357 (output_intermediate_file): Likewise.
8358 (process_file): Likewise.
8359 (generate_results): Likewise.
8360 (release_structures): Likewise.
8361 (create_file_names): Likewise.
8362 (find_source): Likewise.
8363 (read_graph_file): Likewise.
8364 (find_exception_blocks): Likewise.
8365 (canonicalize_name): Likewise.
8366 (make_gcov_file_name): Likewise.
8367 (mangle_name): Likewise.
8368 (accumulate_line_counts): Likewise.
8369 (output_branch_count): Likewise.
8370 (read_line): Likewise.
8372 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
8374 PR rtl-optimization/71779
8375 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
8376 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
8377 or if it was truncated.
8379 PR rtl-optimization/70903
8380 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
8382 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8384 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
8385 accessing SSA_NAME_PTR_INFO.
8387 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8390 * common/config/avr/avr-common.c (avr_option_optimization_table)
8391 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
8393 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8396 * config/avr/avr.md: New pattern to work around do_store_flag
8397 generating shift instructions for bit extractions.
8399 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8401 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
8403 (add_equivalence): Likewise.
8404 (get_value_range): Allocate value range with vrp_value_range_pool.
8405 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
8406 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
8408 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
8410 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
8411 the default for the rs6000 port.
8413 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8416 * calls.c (special_function_p): Remove special handling of
8417 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
8418 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
8419 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
8421 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
8424 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
8425 Don't stop on regular insns.
8427 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
8429 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
8430 size to DImode boundary.
8431 (nvptx_propagate): Likewise.
8433 2016-08-03 Alan Modra <amodra@gmail.com>
8435 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
8436 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
8437 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
8438 from -mefficient-unaligned-vector. Note that this affects fp too.
8440 2016-08-03 Alan Modra <amodra@gmail.com>
8442 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
8445 2016-08-03 Alan Modra <amodra@gmail.com>
8447 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
8448 to a reg. Localize vars.
8450 2016-08-03 Alan Modra <amodra@gmail.com>
8452 * config/rs6000/rs6000.opt: Remove negatives from help strings
8455 2016-08-03 Alan Modra <amodra@gmail.com>
8457 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
8458 Delete duplicated code.
8460 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8463 * lra-spills.c (regno_in_use_p): New.
8464 (lra_final_code_change): Use it.
8466 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8468 PR rtl-optimization/69847
8469 * lra-int.h (struct lra-reg): Use restore_rtx instead of
8471 (lra_rtx_hash): New.
8472 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8474 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8475 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8476 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8477 next insn is USE with the same reg as the current insn source.
8478 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8480 (lra_constraints_init): Call initiate_invariants.
8481 (lra_constraints_finish): Call finish_invariants.
8482 (struct invariant, invariant_t, invariant_ptr_t): New.
8483 (const_invariant_ptr_t, invariants, invariants_pool): New.
8484 (invariant_table, invariant_hash, invariant_eq_p): New.
8485 (insert_invariant, initiate_invariants, finish_invariants): New.
8486 (clear_invariants, invalid_invariant_regs): New.
8487 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8488 instead of restore_regno.
8489 (invariant_p, process_invariant_for_inheritance): New.
8490 (inherit_in_ebb): Implement invariant inheritance.
8491 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8492 (remove_inheritance_pseudos): Implement undoing invariant
8494 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8495 instead of restore_regno.
8496 * lra-assigns.c (regno_live_length): New.
8497 (reload_pseudo_compare_func): Use regno_live_length.
8498 (assign_by_spills): Use restore_rtx instead of restore_regno.
8499 (lra_assign): Ditto. Initiate regno_live_length.
8501 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8503 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8504 __builtin_aarch64_fmindf.
8506 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8508 PR tree-optimization/34114
8509 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8510 information for more control IVs.
8512 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8514 PR tree-optimization/34114
8515 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8516 PLUS_EXPR case. Handle SSA_NAME case.
8518 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8520 * config/aarch64/aarch64-simd-builtins.def
8521 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8522 (__builtin_aarch64_fmaxdf): Likewise.
8523 (__builtin_aarch64_smin_nandf): Likewise.
8524 (__builtin_aarch64_smax_nandf): Likewise.
8525 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8526 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8527 (<fmaxmin><mode>3): ...this.
8528 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8529 (vminnm_f64): Likewise.
8530 (vmin_f64): Likewise.
8531 (vmax_f64): Likewise.
8532 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8533 (FMAXMIN_UNS): ...this.
8534 (fmaxmin): Merged with
8535 (fmaxmin_op): ...this...
8536 (maxmin_uns_op): ...in to this.
8538 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8540 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8541 Add support for vec_extract on vector float, vector int, vector
8542 short, and vector char vector types.
8543 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8544 vector float, vector int, vector short, and vector char
8545 optimizations on 64-bit ISA 2.07 systems for both constant and
8546 variable element numbers.
8547 (rs6000_split_vec_extract_var): Likewise.
8548 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8549 Altivec registers on ISA 2.07 and above.
8550 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8551 which never was matched due to the split occuring before register
8552 allocation (and the code would not have worked on little endian
8553 systems if it did match). Allow extracts to go to the Altivec
8554 registers if ISA 2.07 (power8). Change from using "" around the
8555 C++ code to using {}'s.
8556 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8557 vec_extracts when the vector is in memory.
8558 (vsx_extract_v4sf_var): New insn to optimize vector float
8559 vec_extracts when the element number is variable on 64-bit ISA
8561 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8562 for 64-bit ISA 2.07 as well as ISA 3.0.
8563 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8564 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8565 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8566 optimize vector int, vector short, and vector char vec_extracts
8567 when the vector is in memory.
8568 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8569 optimize vector int, vector short, and vector char vec_extracts
8570 when the element number is variable.
8572 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8575 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8576 does not overlap with other symbol flags.
8578 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8580 * config/aarch64/aarch64.h (aarch64_frame):
8581 Remove padding0 and hardfp_offset. Add locals_offset,
8582 initial_adjust, callee_adjust, callee_offset and final_adjust.
8583 * config/aarch64/aarch64.c (aarch64_layout_frame):
8584 Remove unused padding0 and hardfp_offset initializations.
8585 Choose frame layout and set frame variables accordingly.
8586 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8587 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8588 (aarch64_pop_regs): Likewise.
8589 (aarch64_expand_prologue): Remove all decision code, just emit
8590 prolog according to frame variables.
8591 (aarch64_expand_epilogue): Remove all decision code, just emit
8592 epilog according to frame variables.
8593 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8595 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8598 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8599 fix_debug_reg_uses after changing source register mode to
8600 V1TImode if source register is undefined.
8602 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8604 PR tree-optimization/71818
8605 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8606 with non invariant evolutions
8608 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8611 * config/avr/avr.md (length) [branch]: Correct insn length
8612 attribute for forward branches.
8614 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8616 * doc/extend.texi (AVR Built-in Functions): Document
8618 * config/avr/builtins.def (NOPS): New.
8619 * config/avr/avr.c (avr_expand_nops): New static function.
8620 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8622 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8624 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8625 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8628 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8630 * config/aarch64/aarch64.c (vulcan_tunings): Update
8631 vulcan L1 cache_line_size.
8633 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8635 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8636 function that takes a vector memory address, a hard register, an
8637 element number and a temporary base register, and recreates an
8638 address that points to the appropriate element within the vector.
8639 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8640 (rs6000_split_vec_extract_var): Add support for the target of a
8641 vec_extract with variable element number being a scalar memory
8643 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8645 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8646 vsx_extract_<mode>_load insn with a new insn that optimizes
8647 storing either element to a memory location, using scratch
8648 registers to pick apart the vector and reconstruct the address.
8649 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8650 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8651 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8653 (vsx_extract_<mode>_var): Add support for extracting a variable
8654 element number from memory.
8656 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8658 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8659 when testing for compares against constants of the form 0xabab.
8661 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8663 PR tree-optimization/57558
8664 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8666 (vect_loop_versioning): Support versioning with niter assumptions.
8667 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8668 (vect_get_loop_niters): New parameter. Reimplement to support
8669 assumptions in loop niter info.
8670 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8671 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8672 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8673 Support loop versioning for niters.
8674 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8675 (vect_free_loop_info_assumptions): New function.
8676 (vectorize_loops): Free loop niter info for loops with flag
8677 LOOP_F_ASSUMPTIONS set if vectorization failed.
8678 * tree-vectorizer.h (struct _loop_vec_info): New field
8679 num_iters_assumptions.
8680 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8681 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8682 (LOOP_REQUIRES_VERSIONING): New macro.
8683 (vect_free_loop_info_assumptions): New decl.
8685 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8687 * cfgloop.h (struct loop): New field constraints.
8688 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8689 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8691 * cfgloop.c (alloc_loop): Initialize new field.
8692 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8693 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8694 Adjust niter analysis wrto loop constraints.
8695 * doc/loop.texi (@node Number of iterations): Add description for loop
8698 2016-07-29 Marek Polacek <polacek@redhat.com>
8701 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8702 (ix86_expand_round_builtin): Likewise.
8704 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8705 Georg-Johann Lay <avr@gjlay.de>
8707 PR rtl-optimization/71976
8708 * combine.c (get_last_value): Return 0 if the argument for which
8709 the function is called has a wider mode than the recorded value.
8711 2016-07-29 Marek Polacek <polacek@redhat.com>
8714 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8715 (altivec_expand_st_builtin): Likewise.
8717 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8719 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8720 introduced in r238381.
8722 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8725 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8726 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8728 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8730 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8732 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8733 Add support for vec_extract of vector double or vector long having
8734 a variable element number on 64-bit ISA 2.07 systems or newer.
8735 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8737 (rs6000_split_vec_extract_var): New function to split a
8738 vec_extract built-in function with variable element number.
8739 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8741 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8742 (UNSPEC_VSX_EXTRACT): Likewise.
8743 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8744 direct move instructions to be generated on 64-bit ISA 2.07
8745 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8747 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8748 arguments for vec_extract variable element.
8749 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8750 vec_extract with variable element on V2DFmode and V2DImode
8752 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8753 -mupper-regs-df requirement, since it isn't needed.
8754 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8755 do direct moves on 64-bit systems, which allows optimization of
8756 vec_extract on 64-bit ISA 2.07 systems and newer.
8758 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8759 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8761 * config/aarch64/aarch64.md
8762 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8764 (<optab>qihi2_aarch64): Likewise, and split into two.
8765 (extendqihi2_aarch64): New.
8766 (zero_extendqihi2_aarch64): New.
8767 * config/aarch64/iterators.md (ldrxt): Remove.
8768 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8771 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8773 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8775 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8777 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8778 (aarch64_push_reg): New function to push 1 or 2 registers.
8779 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8780 (aarch64_expand_prologue): Use aarch64_push_regs.
8781 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8783 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8785 PR tree-optimization/71734
8786 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8787 attribute instead of REF_LOOP and use it.
8788 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8789 set it for Loops having non-zero safelen attribute.
8790 (ref_indep_loop_p): Pass zero as initial value for safelen.
8792 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8796 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8797 call using chkp_gimple_call_builtin_p.
8798 (chkp_copy_bounds_for_assign): Likewise.
8800 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8802 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8803 * config/arm/arm-protos.h (struct tune_params): Likewise.
8804 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8805 (cortex_a9_sched_adjust_cost): Likewise.
8806 (fa726te_sched_adjust_cost): Likewise.
8807 (arm_adjust_cost): Likewise.
8808 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8809 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8810 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8811 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8812 * config/ia64/ia64.c: Likewise.
8813 * config/m68k/m68k.c: Likewise.
8814 * config/mep/mep.c (mep_adjust_cost): Likewise.
8815 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8817 * config/mips/mips.c (mips_adjust_cost): Likewise.
8818 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8820 * config/pa/pa.c (pa_adjust_cost): Likewise.
8821 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8822 (rs6000_debug_adjust_cost): Likewise.
8823 * config/sh/sh.c (sh_adjust_cost): Likewise.
8824 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8825 (hypersparc_adjust_cost): Likewise.
8826 (sparc_adjust_cost): Likewise.
8827 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8828 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8829 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8831 * config/visium/visium.c (visium_adjust_cost): Likewise.
8832 * doc/tm.texi: Regenerate.
8833 * haifa-sched.c (dep_cost_1): Adjust.
8834 * target.def: Merge adjust_cost and adjust_cost_2.
8836 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8838 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8840 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8842 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8843 (extract_mentioned_regs): Append to a vector instead of
8844 returning a rtx_expr_list.
8845 (st_expr_entry): Adjust.
8846 (free_st_expr_entry): Likewise.
8847 (store_ops_ok): Likewise.
8848 (store_killed_in_insn): Likewise.
8849 (find_moveable_store): Likewise.
8851 2016-07-28 Martin Liska <mliska@suse.cz>
8853 PR gcov-profile/68025
8854 * tree-profile.c (tree_profiling): Respect
8855 no_profile_instrument_function attribute.
8856 * doc/extend.texi: Document no_profile_instrument_function
8859 2016-07-28 Martin Liska <mliska@suse.cz>
8861 PR rtl-optimization/70944
8862 * combine.c (make_compound_operation):
8863 Do not allow make_compound_operation for vector mode
8865 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8868 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8869 before calling get_ops.
8871 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8873 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8874 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8875 (BITS_PER_UNIT_LOG): Remove.
8876 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8877 * expr.c (expand_assignment): Likewise.
8878 * stor-layout.c (initialize_sizetypes): Likewise.
8880 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8882 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8883 signature of rs6000_expand_vector_extract so that the element
8884 number is a RTX instead of a constant integer.
8885 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8887 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8888 (altivec_expand_vec_ext_builtin): Likewise.
8889 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8890 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8891 MFVSRLD instruction.
8893 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8895 * input.c (get_pure_location): Move here from tree.c.
8896 (make_location): Likewise. Add header comment.
8897 (selftest::test_accessing_ordinary_linemaps): Verify
8898 pure_location_p, make_location, get_location_from_adhoc_loc and
8900 * input.h (get_pure_location): Move declaration here from tree.h.
8901 (get_finish): Likewise for inline function.
8902 (make_location): Likewise for declaration.
8903 * tree.c (get_pure_location): Move to input.c.
8904 (make_location): Likewise.
8905 * tree.h (get_pure_location): Move declaration to tree.h.
8906 (get_finish): Likewise for inline function.
8907 (make_location): Likewise for declaration.
8909 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8912 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8914 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8916 * system.h (STATIC_ASSERT): Use static_assert if building
8919 2016-07-27 Richard Biener <rguenther@suse.de>
8921 PR tree-optimization/72517
8922 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8923 Revert change to not compute read-read dependences.
8925 2016-07-27 Richard Biener <rguenther@suse.de>
8927 * predict.c (set_even_probabilities): Make nedges unsigned.
8929 2016-07-27 Martin Liska <mliska@suse.cz>
8931 * predict.c (set_even_probabilities): Handle unlikely edges.
8932 (combine_predictions_for_bb): Likewise.
8934 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8937 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8938 __float128 support when we don't have hardware support, so that
8939 the IEEE built-in functions like isgreater, first call __unordkf3
8940 to make sure neither operand is a NaN, and if both operands are
8941 ordered, do the normal comparison.
8943 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8945 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8947 (extract_code_and_val_from_cond_with_ops): Verify that name is
8948 either cond_op0 or cond_op1.
8950 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8952 PR tree-optimization/18046
8953 * genmodes.c (emit_mode_size_inline): Emit an assert that
8954 verifies that mode is a valid array index.
8955 (emit_mode_nuinits_inline): Likewise.
8956 (emit_mode_inner_inline): Likewise.
8957 (emit_mode_unit_size_inline): Likewise.
8958 (emit_mode_unit_precision_inline): Likewise.
8959 * tree-vrp.c: Include params.h.
8960 (find_switch_asserts): Register edge assertions for the default
8961 label which correspond to the anti-ranges of each case label.
8962 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8963 * doc/invoke.texi: Document it.
8965 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8967 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8968 and unnecessary call to gimple_bb.
8970 2016-07-26 Richard Biener <rguenther@suse.de>
8972 PR rtl-optimization/71984
8973 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8976 2016-07-26 Richard Biener <rguenther@suse.de>
8979 * expmed.c (extract_bit_field_1): Constrain the vector mode
8980 with element size matching the extraction mode size when
8981 choosing a better vector mode to do the extraction from.
8983 2016-07-26 Richard Biener <rguenther@suse.de>
8984 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8987 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8990 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8992 * tree-ssa-structalias.c (struct scc_info): Change types of
8993 members to auto_sbitmap and auto_vec.
8994 (scc_info::scc_info): New constructor.
8995 (scc_info::~scc_info): New destructor.
8996 (init_scc_info): Remove.
8997 (free_scc_info): Remove.
8998 (find_indirect_cycles): Adjust.
8999 (perform_var_substitution): Likewise.
9000 (free_var_substitution_info): Likewise.
9002 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9004 * tree-outof-ssa.c (struct elim_graph): Change type of members
9005 to auto_vec and auto_sbitmap.
9006 (elim_graph::elim_graph): New constructor.
9007 (delete_elim_graph): Remove.
9008 (expand_phi_nodes): Adjust.
9010 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9012 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
9013 (new_elim_graph): Adjust.
9014 (clear_elim_graph): Likewise.
9015 (delete_elim_graph): Likewise.
9016 (elim_graph_size): Likewise.
9017 (elim_graph_add_node): Likewise.
9018 (elim_graph_add_edge): Likewise.
9019 (elim_graph_remove_succ_edge): Likewise.
9020 (eliminate_name): Likewise.
9021 (eliminate_build): Likewise.
9022 (elim_forward): Likewise.
9023 (elim_unvisited_predecessor): Likewise.
9024 (elim_backward): Likewise.
9025 (elim_create): Likewise.
9026 (eliminate_phi): Likewise.
9027 (expand_phi_nodes): Likewise.
9029 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9031 * bt-load.c (compute_out): Use auto_sbitmap class.
9032 (link_btr_uses): Likewise.
9033 * cfganal.c (mark_dfs_back_edges): Likewise.
9034 (post_order_compute): Likewise.
9035 (inverted_post_order_compute): Likewise.
9036 (pre_and_rev_post_order_compute_fn): Likewise.
9037 (single_pred_before_succ_order): Likewise.
9038 * cfgexpand.c (pass_expand::execute): Likewise.
9039 * cfgloop.c (verify_loop_structure): Likewise.
9040 * cfgloopmanip.c (fix_bb_placements): Likewise.
9041 (remove_path): Likewise.
9042 (update_dominators_in_loop): Likewise.
9043 * cfgrtl.c (break_superblocks): Likewise.
9044 * ddg.c (check_sccs): Likewise.
9045 (create_ddg_all_sccs): Likewise.
9046 * df-core.c (df_worklist_dataflow): Likewise.
9047 * dse.c (dse_step3): Likewise.
9048 * except.c (eh_region_outermost): Likewise.
9049 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9050 * gcse.c (prune_expressions): Likewise.
9051 (prune_insertions_deletions): Likewise.
9052 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
9053 * graph.c (draw_cfg_nodes_no_loops): Likewise.
9054 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
9055 * lcm.c (compute_earliest): Likewise.
9056 (compute_farthest): Likewise.
9057 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
9058 (unroll_loop_runtime_iterations): Likewise.
9059 (unroll_loop_stupid): Likewise.
9060 * lower-subreg.c (decompose_multiword_subregs): Likewise.
9061 * lra-lives.c: Likewise.
9062 * lra.c (lra): Likewise.
9063 * modulo-sched.c (schedule_reg_moves): Likewise.
9064 (optimize_sc): Likewise.
9065 (get_sched_window): Likewise.
9066 (sms_schedule_by_order): Likewise.
9067 (check_nodes_order): Likewise.
9068 (order_nodes_of_sccs): Likewise.
9069 (order_nodes_in_scc): Likewise.
9070 * recog.c (split_all_insns): Likewise.
9071 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
9072 * reload1.c (reload): Likewise.
9073 * sched-rgn.c (haifa_find_rgns): Likewise.
9074 (split_edges): Likewise.
9075 (compute_trg_info): Likewise.
9076 * sel-sched.c (init_seqno): Likewise.
9077 * store-motion.c (remove_reachable_equiv_notes): Likewise.
9078 * tree-into-ssa.c (update_ssa): Likewise.
9079 * tree-ssa-live.c (live_worklist): Likewise.
9080 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
9081 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9083 (try_peel_loop): Likewise.
9084 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9086 * tree-ssa-pre.c (compute_antic): Likewise.
9087 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
9088 * tree-stdarg.c (reachable_at_most_once): Likewise.
9089 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
9090 * var-tracking.c (vt_find_locations): Likewise.
9092 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9094 * sbitmap.h (auto_sbitmap): New class.
9096 2016-07-26 Alan Modra <amodra@gmail.com>
9099 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
9102 2016-07-25 David Malcolm <dmalcolm@redhat.com>
9104 * input.c (selftest::temp_source_file::temp_source_file): Fix
9105 missing "%s" in fprintf.
9107 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
9110 * cselib.c (cselib_process_insn): Invalidate argument slots for
9113 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9115 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
9116 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
9117 vmulxh_lane_f16, vmulxh_laneq_f16): New.
9119 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9121 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9122 * config/aarch64/aarch64.md (fma, fnma): Support HF.
9123 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
9125 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9127 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9128 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
9130 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
9131 (add<mode>3): Likewise.
9132 (sub<mode>3): Likewise.
9133 (mul<mode>3): Likewise.
9134 (div<mode>3): Likewise.
9135 (*div<mode>3): Likewise.
9136 (<fmaxmin><mode>3): Extend to HF.
9137 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
9138 (fabd<mode>3): Likewise.
9139 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
9140 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
9141 (aarch64_fmulx<mode>): Likewise.
9142 (aarch64_fac<optab><mode>): Likewise.
9143 (aarch64_frecps<mode>): Likewise.
9144 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
9145 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
9146 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
9147 (VSDQ_HSDI): Support HI.
9148 (fcvt_target, FCVT_TARGET): Likewise.
9149 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
9150 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
9151 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
9152 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
9153 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
9154 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
9155 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
9158 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9160 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
9161 * config/aarch64/aarch64-builtins.c (hi_UP): New.
9162 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9163 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
9165 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
9166 (aarch64_cm<optab><mode>): Likewise.
9167 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
9168 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
9169 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
9170 (sqrt<mode>2): Likewise.
9171 (*sqrt<mode>2): Likewise.
9172 (abs<mode>2): Likewise.
9173 (<optab><mode>hf2): New pattern for HF mode.
9174 (<optab>hihf2): Likewise.
9175 * config/aarch64/arm_neon.h: Include arm_fp16.h.
9176 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
9177 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
9179 * config/aarch64/arm_fp16.h: New file.
9180 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
9181 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
9182 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
9183 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
9184 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
9185 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
9186 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
9187 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
9188 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
9189 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
9190 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
9191 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
9194 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9196 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
9197 reduc_smin_scal_): Use VDQIF_F16.
9198 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
9199 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
9201 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
9202 * config/aarch64/iterators.md (VDQIF_F16): New.
9203 (vp): Support HF modes.
9204 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
9205 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
9207 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9209 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
9210 "*aarch64_mulx_elt_from_dup<mode>".
9211 (*aarch64_mul3_elt<mode>): Update schedule type.
9212 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
9213 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
9214 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
9215 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
9216 (f, fp): Support HF modes.
9217 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
9218 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
9219 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
9220 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
9221 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
9222 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
9224 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9226 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9227 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
9229 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
9232 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9234 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9235 * config/aarch64/aarch64-simd.md
9236 (aarch64_rsqrts<mode>): Extend to HF modes.
9237 (fabd<mode>3): Likewise.
9238 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
9239 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
9240 (aarch64_<maxmin_uns>p<mode>): Likewise.
9241 (<su><maxmin><mode>3): Likewise.
9242 (<maxmin_uns><mode>3): Likewise.
9243 (<fmaxmin><mode>3): Likewise.
9244 (aarch64_faddp<mode>): Likewise.
9245 (aarch64_fmulx<mode>): Likewise.
9246 (aarch64_frecps<mode>): Likewise.
9247 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
9248 (add<mode>3): Extend to HF modes.
9249 (sub<mode>3): Likewise.
9250 (mul<mode>3): Likewise.
9251 (div<mode>3): Likewise.
9252 (*div<mode>3): Likewise.
9253 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
9255 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
9256 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
9257 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
9258 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
9259 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
9260 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
9261 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
9262 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
9263 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
9264 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
9265 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
9266 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
9267 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
9268 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
9270 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9272 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
9273 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9274 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
9275 (neg<mode>2): Likewise.
9276 (abs<mode>2): Likewise.
9277 (<frint_pattern><mode>2): Likewise.
9278 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
9279 (<optab><VDQF:mode><fcvt_target>2): Likewise.
9280 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
9281 (ftrunc<VDQF:mode>2): Likewise.
9282 (<optab><fcvt_target><VDQF:mode>2): Likewise.
9283 (sqrt<mode>2): Likewise.
9284 (*sqrt<mode>2): Likewise.
9285 (aarch64_frecpe<mode>): Likewise.
9286 (aarch64_cm<optab><mode>): Likewise.
9287 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
9289 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
9290 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
9292 * config/aarch64/arm_neon.h (vdup_n_f16): New.
9293 (vdupq_n_f16): Likewise.
9294 (vld1_dup_f16): Use vdup_n_f16.
9295 (vld1q_dup_f16): Use vdupq_n_f16.
9296 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
9297 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
9298 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
9299 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
9300 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
9301 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
9302 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
9303 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
9304 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
9305 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
9306 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
9307 vsqrt_f16, vsqrtq_f16): New.
9309 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9311 * config/aarch64/aarch64-simd.md
9312 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
9313 (aarch64_ext<mode>): Likewise.
9314 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
9315 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
9316 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
9318 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
9320 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
9321 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
9322 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
9323 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
9324 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
9325 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
9326 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
9328 (vmov_n_f16): Reimplement using vdup_n_f16.
9329 (vmovq_n_f16): Reimplement using vdupq_n_f16..
9331 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9333 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
9334 "frame_related_p". Generate CFA annotation when it's necessary.
9335 (aarch64_expand_prologue): Use aarch64_add_constant.
9336 (aarch64_expand_epilogue): Likewise.
9337 (aarch64_output_mi_thunk): Pass "false" when calling
9338 aarch64_add_constant.
9340 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9342 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
9345 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9347 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
9348 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
9349 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
9350 (aarch64_build_constant): Delete.
9352 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
9355 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9357 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9358 flag_toplevel_reorder.
9360 2016-07-25 Richard Biener <rguenther@suse.de>
9362 * cgraph.c (cgraph_node::verify_node): Compare against builtin
9363 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
9364 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
9365 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
9366 (streamer_get_builtin_tree): Likewise.
9367 (streamer_write_builtin): Likewise.
9368 * lto-streamer.h (LTO_builtin_decl): Remove.
9369 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
9370 (lto_input_scc): Remove LTO_builtin_decl handling.
9371 (lto_input_tree_1): Liekwise.
9372 * lto-streamer-out.c (lto_output_tree_1): Remove special
9373 handling of builtins.
9374 (DFS::DFS): Likewise.
9375 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
9376 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
9378 (streamer_write_builtin): Remove.
9380 2016-07-25 Martin Liska <mliska@suse.cz>
9382 * lto-cgraph.c (input_symtab): Don't call get_working_sets
9383 if flag_auto_profile is set to true.
9385 2016-07-25 Martin Liska <mliska@suse.cz>
9387 PR gcov-profile/71868
9388 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
9389 have a function with multiple latches, count them all.
9391 2016-07-25 Martin Liska <mliska@suse.cz>
9393 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
9395 2016-07-25 Martin Liska <mliska@suse.cz>
9397 PR tree-optimization/71987
9398 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
9399 just for SSA_NAMEs. Fix GNU coding style.
9401 2016-07-25 Martin Liska <mliska@suse.cz>
9403 PR gcov-profile/64874
9404 * gcov-io.h: Update command about file format.
9405 * gcov-iov.c (main): Adapt the numbering scheme.
9407 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9410 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
9411 whose result is used in PHI.
9412 (final_range_test_p): Likewise.
9413 (maybe_optimize_range_tests): Likewise.
9415 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9417 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9418 Reformat two multi-line strings.
9420 2016-07-22 Martin Sebor <msebor@redhat.com>
9422 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
9424 2016-07-22 Martin Sebor <msebor@redhat.com>
9427 * doc/extend.texi (Compound Literals): Correct and clarify.
9428 (Cast to Union): Same.
9430 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
9432 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9433 comments to explain why certain error messages make mention of
9434 undocumented options.
9435 (rs6000_invalid_builtin): Change error messages to replace mention
9436 of undocumented options with mention of the -mcpu=power9 option
9437 that enables those undocumented options.
9438 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
9439 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
9440 definition of this macro to correct an existing error.
9441 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
9442 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
9443 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
9444 descriptions of built-in functions so that they depend on
9445 -mcpu=power9 instead of on the corresponding undocumented flags.
9446 * doc/invoke.texi (Option Summary): Remove all mention of newly
9448 (IBM RS/6000 and PowerPC Options): Likewise.
9449 * doc/md.texi (Constraints for Particuliar Machines): Remove all
9450 mention of newly undocumented flags.
9452 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
9454 * ipa-cp.c (determine_versionability): Do not create constprop clones,
9455 when target_clones attribute is set.
9457 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9459 * common.opt (funsafe-loop-optimizations): Mark ignore.
9460 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
9461 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
9463 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
9464 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
9466 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9468 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9470 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9472 (number_of_iterations_exit): Warn missed loop optimization for
9473 possible infinite loops.
9475 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9478 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9479 when to emit a ".machine" pseudo-op.
9481 2016-07-22 Martin Liska <mliska@suse.cz>
9483 PR gcov-profile/69028
9484 PR gcov-profile/62047
9485 * coverage.c (coverage_compute_lineno_checksum): Do not
9486 calculate checksum for fns w/o xloc.file.
9487 (coverage_compute_profile_id): Likewise.
9489 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9491 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9492 (avr_secondary_reload): ...and implementation.
9493 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9494 * config/avr/avr.md (reload_in<mode>): Remove insns.
9495 (adjust_len) [lpm]: Remove insn attribute value.
9496 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9498 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9501 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9503 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9504 * calls.c (special_function_p): Remove the special handling of the
9505 "__builtin_" prefix.
9507 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9510 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9511 if STMT may be an alloca call.
9512 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9513 builtin alloca call.
9514 * calls.h (gimple_maybe_alloca_call_p): New function.
9515 * tree-inline.c (inline_forbidden_p_stmt): Use
9516 gimple_maybe_alloca_call_p here.
9518 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9520 * spellcheck-tree.c (best_macro_match::best_macro_match):
9521 Explictly specify the template arguments when invoking the base
9522 class constructor, to help older C++ compilers.
9524 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9527 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9528 before builtin_decl_implicit.
9530 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9532 * optabs.c (emit_condiitonal_move): Short circuit for identical
9535 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9537 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9538 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9539 (noce_conversion_profitable_p): New.
9540 (noce_try_store_flag_constants): Use it.
9541 (noce_try_addcc): Likewise.
9542 (noce_try_store_flag_mask): Likewise.
9543 (noce_try_cmove): Likewise.
9544 (noce_try_cmove_arith): Likewise.
9545 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9547 (noce_convert_multiple_sets): Move cost model to here, from...
9548 (bb_ok_for_noce_convert_multiple_sets) ...here.
9549 (noce_process_if_block): Update calls for above changes.
9550 (noce_find_if_block): Record new noce_if_info parameters.
9552 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9554 * target.def (max_noce_ifcvt_seq_cost): New.
9555 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9556 * doc/tm.texi: Regenerate.
9557 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9558 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9559 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9560 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9561 * doc/invoke.texi: Document new params.
9563 2016-07-21 Richard Biener <rguenther@suse.de>
9565 PR tree-optimization/71947
9566 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9567 ranges have useful limit_vr information.
9569 2016-07-21 Richard Biener <rguenther@suse.de>
9571 * function-tests.c (build_trivial_generic_function): Set
9572 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9573 * omp-low.c (create_omp_child_function): Likewise.
9574 (grid_expand_target_grid_body): Likewise.
9575 * cgraphunit.c (init_lowered_empty_function): Likewise.
9576 (cgraph_node::expand_thunk): Likewise.
9577 * tree-parloops.c (create_loop_fn): Likewise.
9578 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9580 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9582 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9585 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9587 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9588 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9589 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9590 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9591 values for insn attribute.
9592 * config/avr/avr.c (avr_out_insert_notbit): New function.
9593 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9594 ADJUST_LEN_INSV_NOTBIT_0/_7.
9595 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9597 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9599 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9600 (chrec_convert_1, chrec_convert): Ditto.
9601 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9602 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9603 * tree-vrp.c (adjust_range_with_scev): Ditto.
9604 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9605 (scev_var_range_cant_overflow): New function.
9606 (scev_probably_wraps_p): New parameter. Call above function.
9607 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9609 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9611 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9612 by removing computation of may_be_zero.
9614 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9616 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9618 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9620 Improving concepts performance and diagnostics.
9621 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9622 for constraint satisfaction and subsumption.
9623 * timevar.h (auto_timevar): New constructor that matches the push/pop
9624 pattern of usage in pt.c.
9626 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9628 * hwint.h (HOST_WIDE_INT_0): New define.
9629 (HOST_WIDE_INT_0U): Ditto.
9630 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9631 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9632 * simplify-rtx.c: Ditto.
9633 * tree-object-size.c: Ditto.
9635 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9637 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9640 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9642 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9643 * combine.c: Use HOST_WIDE_INT_M1U instead of
9644 ~(unsigned HOST_WIDE_INT) 0.
9645 * double-int.h: Ditto.
9647 * dwarf2asm.c:Ditto.
9649 * genmodes.c: Ditto.
9651 * read-rtl.c: Ditto.
9652 * tree-ssa-loop-ivopts.c: Ditto.
9653 * tree-ssa-loop-prefetch.c: Ditto.
9654 * tree-vect-generic.c: Ditto.
9655 * tree-vect-patterns.c: Ditto.
9658 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9660 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9661 constant addresses outside [0,0xc0] into a register.
9662 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9663 cases where the base address register is unused after.
9664 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9665 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9666 (avr_out_store_psi_reg_disp_tiny): Same.
9668 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9670 Implement attribute progmem on reduced Tiny cores by adding
9671 flash offset 0x4000 to respective symbols.
9674 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9675 documentation how it works on reduced Tiny cores.
9676 (AVR Named Address Spaces): No support for reduced Tiny.
9677 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9678 (avr_address_tiny_pm_p): New static function.
9679 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9680 if the address is in progmem.
9681 (avr_assemble_integer): Same.
9682 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9683 for symbol_ref in progmem.
9684 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9685 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9686 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9688 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9690 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9691 * configure: Regenerate.
9692 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9693 (USE_THIN_ARCHIVES): New variable.
9694 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9695 this archive as a thin archive.
9697 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9699 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9700 same location as last time, don't skip if we have fix-it hints.
9701 Clarify the skipping logic by converting it from one "if" clause
9702 to repeated "if" clauses.
9703 * spellcheck-tree.c: Include "cpplib.h".
9704 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9705 (best_macro_match::best_macro_match): New constructor.
9706 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9707 Move here from c/c-decl.c.
9708 (class best_macro_match): Move here from c/c-decl.c, converting
9709 from a typedef to a subclass, gaining a ctor.
9711 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9713 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9714 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9716 (avr_addr_space_diagnose_usage): ...and implementation.
9717 (avr_addr_space_supported_p): New function.
9718 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9719 report bad address space usage if that space is supported.
9720 (avr_insert_attributes): Same. No more complain about unsupported
9722 * config/avr/avr-c.c (tm_p.h): Include it.
9723 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9724 macro if avr_addr_space_supported_p.
9726 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9728 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9729 flag_toplevel_reorder.
9731 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9733 * gcc-rich-location.c
9734 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9736 * gcc-rich-location.h
9737 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9739 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9741 * target.def (addr_space): Add new diagnose_usage to hook vector.
9742 * targhooks.c (default_addr_space_diagnose_usage): Add default
9743 implementation and...
9744 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9745 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9746 is some address space, call targetm.addr_space.diagnose_usage.
9747 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9748 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9749 * doc/tm.texi: Regenerate.
9751 2016-07-20 Martin Liska <mliska@suse.cz>
9754 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9755 Properly handly PHI stmts.
9757 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9759 PR tree-optimization/71503
9760 PR tree-optimization/71683
9761 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9764 2016-07-20 Martin Liska <mliska@suse.cz>
9766 * doc/invoke.texi (-fipa-ra): Document when the option is
9767 disabled. Fix a typo.
9769 2016-07-20 Martin Liska <mliska@suse.cz>
9771 * Makefile.in: Include fibonacci_heap.c
9772 * fibonacci_heap.c: New file.
9773 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9774 (fibonacci_heap::union_with): Fix deletion of the second heap.
9775 * selftest-run-tests.c (selftest::run_tests): Incorporate
9776 fibonacci heap tests.
9777 * selftest.h: Declare fibonacci_heap_c_tests.
9779 2016-07-20 Martin Liska <mliska@suse.cz>
9781 * selftest-run-tests.c (selftest::run_tests): New function.
9782 * selftest.h (sreal_c_tests): Declare.
9783 * sreal.c (sreal_verify_basics): New function.
9784 (verify_aritmetics): Likewise.
9785 (sreal_verify_arithmetics): Likewise.
9786 (verify_shifting): Likewise.
9787 (sreal_verify_shifting): Likewise.
9788 (void sreal_c_tests): Likewise.
9790 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9792 PR rtl-optimization/71916
9793 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9794 bb which have a single succ fake edge.
9796 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9799 * dwarf2out.c (gen_subprogram_die): Only call
9800 gen_unspecified_parameters_die while dumping early dwarf.
9802 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9805 * gimple-fold.c (fold_builtin_memory_op): Use
9806 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9808 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9810 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9811 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9812 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9813 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9817 * double-int.c: Ditto.
9819 * dwarf2out.c: Ditto.
9822 * fold-const.c: Ditto.
9823 * function.c: Ditto.
9825 * genmodes.c: Ditto.
9829 * loop-doloop.c: Ditto.
9830 * loop-invariant.c: Ditto.
9837 * simplify-rtx.c: Ditto.
9838 * stor-layout.c: Ditto.
9840 * tree-ssa-loop-ivopts.c: Ditto.
9841 * tree-vect-generic.c: Ditto.
9842 * tree-vect-patterns.c: Ditto.
9847 * wide-int-print.cc: Ditto.
9848 * wide-int.cc: Ditto.
9849 * wide-int.h: Ditto.
9851 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9853 * selftest.c (selftest::assert_streq): Handle NULL values of
9854 val_actual and val_expected.
9856 2016-07-19 Martin Jambor <mjambor@suse.cz>
9859 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9860 rather than cgraph_create_node to get a call graph node.
9862 2016-07-19 Richard Biener <rguenther@suse.de>
9864 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9865 handle all tcc_constant bases and valueize SSA names.
9866 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9869 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9871 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9872 the flags of the exit block and bb2, not just the entry block.
9874 2016-07-19 Richard Biener <rguenther@suse.de>
9876 PR tree-optimization/71901
9877 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9878 align member, group stuff with the bitfield.
9879 (vn_ref_op_align_unit): New inline.
9880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9881 record element alignment and operand 3 unchanged.
9882 (ao_ref_init_from_vn_reference): Adjust.
9883 (valueize_refs_1): Likewise.
9884 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9886 2016-07-19 Richard Biener <rguenther@suse.de>
9888 PR tree-optimization/71908
9889 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9890 symbolic constants in a more reliable way.
9892 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9894 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9896 (vect_update_inits_of_drs): Likewise.
9897 (vect_create_cond_for_alias_checks): Likewise.
9898 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9900 2016-07-19 Richard Biener <rguenther@suse.de>
9903 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9904 with an abstract origin that is not an inlined function outer
9905 scope add a self-reference as abstract origin.
9906 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9908 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9911 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9912 unintentional System V.4 structure return breakage for structures
9913 with a single floating point element.
9915 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9917 PR tree-optimization/71734
9918 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9919 contains REF, use it to check safelen, assume that safelen value
9920 must be greater 1, fix style.
9921 (ref_indep_loop_p_2): Add REF_LOOP argument.
9922 (ref_indep_loop_p): Pass LOOP as additional argument to
9925 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9927 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9928 allocation in the prologue.
9929 * explow.c (get_dynamic_stack_base): New function to return an address
9930 expression for the dynamic stack base.
9931 (get_dynamic_stack_size): New function to do the required dynamic stack
9932 space size calculations.
9933 (allocate_dynamic_stack_space): Use new functions.
9934 (align_dynamic_address): Move some code from
9935 allocate_dynamic_stack_space to new function.
9936 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9938 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9940 * config/s390/s390.c (s390_encode_section_info): Always set
9941 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9944 2016-07-18 Richard Biener <rguenther@suse.de>
9946 PR tree-optimization/71893
9947 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9948 for sizetype cast added by array_ref_element_size.
9949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9951 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9953 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9954 register parameters. Remove code to initialize argument pointer
9955 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9956 using a pc-relative branch. Cleanup conditional code.
9957 * config/pa/pa.md (call_mcount): New expander.
9958 (call_mcount_nonpic): New insn.
9959 (call_mcount_pic): New insn and split.
9960 (call_mcount_pic_post_reload): New insn.
9961 (call_mcount_64bit): New insn and split.
9962 (call_mcount_64bit_post_reload): New insn.
9964 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9966 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9967 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9968 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9969 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9970 (*usum_widenqihi3, *udiff_widenqihi3)
9971 (*addhi3_zero_extend.const): New combiner insns.
9972 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9973 just 1 bit is affected.
9974 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9975 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9977 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9979 * omp-low.c (lower_omp_target): Mark data clauses with
9980 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9981 zero-length subarrays.
9983 2016-07-15 Richard Biener <rguenther@suse.de>
9985 PR tree-optimization/71881
9986 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9987 reverse DOM order to make debug temp generation happy.
9989 2016-07-15 Richard Biener <rguenther@suse.de>
9991 PR tree-optimization/71887
9992 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9993 verify it is not zero for division / modulo handling.
9994 (value_replacement): Adjust.
9996 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9997 Julian Brown <julian@codesourcery.com>
9999 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
10000 * config/aarch64/aarch64-cost-tables.h
10001 (vulcan_extra_costs): New variable.
10002 * config/aarch64/aarch64.c
10003 (vulcan_addrcost_table): Likewise.
10004 (vulcan_regmove_cost): Likewise.
10005 (vulcan_vector_cost): Likewise.
10006 (vulcan_branch_cost): Likewise.
10007 (vulcan_tunings): Likewise.
10009 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
10011 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
10012 (output_in_order): Loop over undefined variables too. Output them
10013 via assemble_undefined_decl. Skip variables that correspond to hard
10014 registers or have value-exprs.
10015 * varpool.c (symbol_table::output_variables): Handle undefined
10016 variables together with defined ones.
10018 2016-07-15 Richard Biener <rguenther@suse.de>
10020 * tree-ssa-pre.c (get_representative_for): Make sure to return
10021 the value number of SSA names.
10022 (phi_translate_1): get_representative_for cannot return NULL.
10023 (do_pre_regular_insertion): Remove redundant call to
10024 fully_constant_expression.
10025 (do_pre_partial_partial_insertion): Likewise.
10027 2016-07-15 Bin Cheng <bin.cheng@arm.com>
10029 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
10030 (derive_simple_iv_with_niters): New function.
10031 (simple_iv): Rewrite using simple_iv_with_niters.
10032 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
10033 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10035 (number_of_iterations_exit): Rewrite using above function.
10036 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10039 2016-07-15 Richard Biener <rguenther@suse.de>
10041 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
10042 vec_construct cost.
10044 2016-07-14 Jakub Jelinek <jakub@redhat.com>
10046 PR tree-optimization/71872
10047 * tree-data-ref.c (get_references_in_stmt): Ignore references
10048 with is_gimple_constant get_base_address.
10050 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10052 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
10053 (TARGET_HAVE_LDACQD): New macro.
10054 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
10055 than TARGET_HAVE_LDACQ.
10056 (arm_load_acquire_exclusivedi): Likewise.
10057 (arm_store_release_exclusivedi): Likewise.
10059 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10061 PR rtl-optimization/71878
10062 * lra-constraints.c (match_reload): Pass information about other
10063 output operands. Create new unique register value if matching input
10064 operand shares same register value as output operand being considered.
10065 (curr_insn_transform): Record output operands already processed.
10067 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10070 PR tree-optimization/70923
10071 * tree-vect-patterns.c: Include mult-synthesis.h.
10072 (target_supports_mult_synth_alg): New function.
10073 (synth_lshift_by_additions): Likewise.
10074 (apply_binop_and_append_stmt): Likewise.
10075 (vect_synth_mult_by_constant): Likewise.
10076 (target_has_vecop_for_code): Likewise.
10077 (vect_recog_mult_pattern): Use above functions to synthesize vector
10078 multiplication by integer constants.
10080 2016-07-14 Alan Modra <amodra@gmail.com>
10082 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
10083 gpr alternatives. Correct '*' placement on Y,r alternative.
10084 Add '*' on operand 1 of r,r alternative.
10086 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10088 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
10089 * expmed.h: ... Here.
10091 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
10093 * gimple.h (stmt_can_terminate_bb_p): New function.
10094 * tree-cfg.c (need_fake_edge_p): Rename to ...
10095 (stmt_can_terminate_bb_p): ... this; return true if stmt can
10096 throw external; handle const and pure calls.
10097 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
10099 2016-07-14 Richard Biener <rguenther@suse.de>
10101 PR tree-optimization/71866
10102 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
10103 (do_hoist_insertion): Avoid endless recursion when we
10104 didn't insert anything because we managed to simplify
10105 things down to a constant or SSA name.
10106 (fully_constant_expression): Re-write in terms of ...
10107 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
10108 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
10109 vn_nary_build_or_lookup_1.
10110 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
10111 (vn_nary_build_or_lookup): ... this which now wraps it.
10113 2016-07-14 Alan Modra <amodra@gmail.com>
10116 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
10117 with p9_vector override before power9-dform override.
10119 2016-07-13 Andi Kleen <ak@linux.intel.com>
10121 * value-prof.c (gimple_value_profile_transformations): Don't run
10122 when auto_profile is on.
10124 2016-07-13 Andi Kleen <ak@linux.intel.com>
10126 * auto-profile.c (update_inlined_ind_target,
10127 afdo_indirect_call): Print information to dump file.
10129 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
10131 * genrecog.c (special_predicate_operand_p): New function.
10132 (predicate_name): Move function.
10133 (validate_pattern): Don't warn about missing mode for all
10134 define_special_predicate predicates.
10136 2016-07-13 Bin Cheng <bin.cheng@arm.com>
10138 * tree-vect-data-refs.c (vect_no_alias_p): New function.
10139 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
10140 resolve alias checks which are known at compilation time.
10141 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
10142 alias checks are resolved. Move dump info for too many runtime
10143 alias checks to here...
10144 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
10146 2016-07-13 Richard Biener <rguenther@suse.de>
10148 PR tree-optimization/24574
10149 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
10150 position and add shift, rotate, divison and modulo support
10152 (value_replacement): Pass in argument position to absorbing_element_p.
10154 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
10157 * ipa-inline-transform.c (inline_call): Support
10158 instrumented thunks.
10160 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10162 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
10163 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
10165 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
10166 Baseline. Make initial alternative TARGET_32BIT only.
10167 (udivsi3): Likewise.
10168 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
10169 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
10172 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10174 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
10175 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
10176 availability with TARGET_HAVE_MOVT.
10177 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
10178 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
10179 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
10181 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
10182 extra instruction if MOVW is available. Use a cost variable
10183 incremented by COSTS_N_INSNS (1) when the condition match rather than
10184 returning an arithmetic expression based on COSTS_N_INSNS. Make
10185 constant with bottom half word zero cost 2 instruction if MOVW is
10187 * config/arm/arm.md (define_attr "arch"): Add v8mb.
10188 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
10189 target is ARMv8-M Baseline.
10190 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
10191 (arm_movtas_ze): Likewise.
10192 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
10193 alternative for constants satisfying j constraint.
10194 (thumb1_movsi_insn): Likewise.
10195 (movsi splitter for K alternative): Tighten condition to not trigger
10196 if movt is available and j constraint is satisfied.
10197 (Pe immediate splitter): Likewise.
10198 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
10199 constant fitting in an halfword to use MOVW.
10200 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
10203 2016-07-13 Richard Biener <rguenther@suse.de>
10205 PR middle-end/71104
10206 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
10207 gimplifying the LHS. Make sure to gimplify a returning twice
10208 call LHS without using SSA names.
10210 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10212 * tree-data-ref.c (find_data_references_in_stmt): Remove
10213 unnecessary call to vec::release.
10214 (graphite_find_data_references_in_stmt): Likewise.
10215 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
10216 * tree-vect-stmts.c (vectorizable_condition): Likewise.
10218 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10220 * cfgexpand.c (expand_used_vars): Make the type of a local
10222 * genmatch.c (lower_for): Likewise.
10223 * haifa-sched.c (haifa_sched_init): Likewise.
10224 (add_to_speculative_block): Likewise.
10225 (create_check_block_twin): Likewise.
10226 * predict.c (handle_missing_profiles): Likewise.
10227 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
10228 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
10229 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
10231 (maybe_lower_iteration_bound): Likewise.
10232 * tree-ssa-sccvn.c (DFS): Likewise.
10233 * tree-stdarg.c (reachable_at_most_once): Likewise.
10234 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
10235 (vectorizable_store): Likewise.
10237 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10239 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
10240 (sccvn_dom_walker): make cond_stack an auto_vec.
10242 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10244 * ree.c (struct ext_state): Make type of members auto_vec.
10245 (find_and_remove_re): Adjust.
10247 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10249 * cfgexpand.c (struct stack_vars_data): Make type of fields
10251 (expand_used_vars): Adjust.
10253 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10255 * ipa.c (record_cdtor_fn): Adjust.
10256 (build_cdtor_fns): Likewise.
10257 (ipa_cdtor_merge): Make static_ctors and static_dtors local
10260 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10262 * genextract.c (struct accum_extract): Add constructor and make
10264 (gen_insn): Adjust.
10266 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10268 * tree.c (struct free_lang_data_d): Add constructor and change
10269 types of members to ones that automatically manage resources.
10270 (fld_worklist_push): Adjust.
10271 (find_decls_types): Likewise.
10272 (find_decls_types_in_eh_region): Likewise.
10273 (free_lang_data_in_cgraph): Stop manually creating and
10274 destroying members of free_lang_data_d.
10276 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
10278 PR rtl-optimization/68961
10279 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
10280 peephole variant. Use sse_reg_operand predicates.
10282 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
10284 * config/i386/predicates.md (x86_64_immediate_operand)
10285 <case CONST_INT>: Remove unneeded truncation to DImode.
10286 <case CONST>: Ditto.
10287 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10289 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10292 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
10293 The xxperm and xxpermr instructions require that the 2nd input
10294 operand overlap with the output operand, and not the 1st.
10295 (altivec_vperm_v8hiv16qi): Likewise.
10296 (altivec_vperm_<mode>_uns_internal): Likewise.
10297 (altivec_vpermr_<mode>_internal): Likewise.
10298 (vperm_v8hiv4si): Likewise.
10299 (vperm_v16qiv8hi): Likewise.
10301 2016-07-12 Nathan Sidwell <nathan@acm.org>
10303 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
10304 when -mno-pic-data-is-text-relative is in effect, by default.
10305 * doc/invoke.texi (mpic-data-is-text-relative): Document new
10306 behavior and clarify.
10308 2016-07-12 Martin Liska <mliska@suse.cz>
10310 * params.def: Add avg-loop niter.
10311 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
10312 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
10313 * doc/invoke.texi: Document the new parameter.
10315 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10317 PR middle-end/71700
10318 * expr.c (store_constructor): Mask sign-extended bits when widening
10319 sub-word constructor element at the start of a word.
10321 2016-07-12 Martin Liska <mliska@suse.cz>
10323 * Makefile.in: Append rule for params-options.h.
10324 * params-options.h: New file.
10326 2016-07-12 Martin Liska <mliska@suse.cz>
10328 * ira-build.c (mark_loops_for_removal): Properly iterate
10331 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
10332 Richard Biener <rguenther@suse.de>
10334 PR tree-optimization/23286
10335 PR tree-optimization/70159
10336 * doc/invoke.texi: Document -fcode-hoisting.
10337 * common.opt (fcode-hoisting): New flag.
10338 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
10339 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
10340 (do_regular_insertion): Rename to ...
10341 (do_pre_regular_insertion): ... this and amend general comments
10342 on insertion strathegy.
10343 (do_partial_partial_insertion): Rename to ...
10344 (do_pre_partial_partial_insertion): ... this.
10345 (do_hoist_insertion): New function.
10346 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
10347 and call do_hoist_insertion properly.
10349 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
10350 (pass_pre::execute): Register hoist_insert stats.
10352 2016-07-12 Jakub Jelinek <jakub@redhat.com>
10354 PR middle-end/71716
10355 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
10356 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
10357 is different from mode's bitsize. Small cleanup.
10359 2016-07-12 Richard Biener <rguenther@suse.de>
10361 PR rtl-optimization/68961
10362 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
10363 to simplify to a non-constant.
10365 2016-07-11 Jakub Jelinek <jakub@redhat.com>
10367 PR middle-end/71758
10368 * omp-low.c (expand_omp_target): Gimplify device.
10370 PR tree-optimization/71823
10371 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
10372 to get vec_oprnds2 from op2.
10374 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
10376 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
10377 Hoist common subexpressions.
10378 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10380 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
10383 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
10384 prevent generation of 'stxsiwx' on pre Power8 hardware.
10386 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10388 * input.c: Include cpplib.h.
10389 (selftest::temp_source_file): New class.
10390 (selftest::temp_source_file::temp_source_file): New ctor.
10391 (selftest::temp_source_file::~temp_source_file): New dtor.
10392 (selftest::should_have_column_data_p): New function.
10393 (selftest::test_should_have_column_data_p): New function.
10394 (selftest::temp_line_table): New class.
10395 (selftest::temp_line_table::temp_line_table): New ctor.
10396 (selftest::temp_line_table::~temp_line_table): New dtor.
10397 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
10398 it to create a temp_line_table.
10399 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
10400 locations that are known to have column data.
10401 (selftest::line_table_case): New struct.
10402 (selftest::test_reading_source_line): Move tempfile handling
10403 to class temp_source_file.
10404 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
10405 (selftest::assert_token_loc_eq): New function.
10406 (ASSERT_TOKEN_LOC_EQ): New macro.
10407 (selftest::test_lexer): New function.
10408 (selftest::boundary_locations): New array.
10409 (selftest::input_c_tests): Call test_should_have_column_data_p.
10410 Loop over a test matrix of interesting values of location and
10411 default_range_bits, calling test_lexer on each case in the matrix.
10412 Move call to test_accessing_ordinary_linemaps into the matrix.
10413 * selftest.h (ASSERT_EQ): Reimplement in terms of...
10414 (ASSERT_EQ_AT): New macro.
10416 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
10419 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10420 Don't convert TImode in debug insn.
10422 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10424 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
10425 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
10426 (tree_type_common::lang_flag_7): New.
10427 (tree_type_common::spare): Reduce size.
10428 * tree.h (TYPE_ALIGN_OK): Remove.
10429 (TYPE_LANG_FLAG_7): New.
10430 (get_inner_reference): Adjust header.
10431 * print-tree.c (print_node): Adjust.
10432 * expr.c (get_inner_reference): Remove parameter keep_aligning.
10433 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
10434 calls to get_inner_reference.
10435 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
10436 handling of TYPE_ALIGN_OK.
10437 * builtins.c (get_object_alignment_2): Adjust call to
10438 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
10439 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
10441 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
10442 * cfgexpand.c (expand_debug_expr): Likewise.
10443 * dbxout.c (dbxout_expand_expr): Likewise.
10444 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
10445 loc_list_from_tree, fortran_common): Likewise.
10446 * fold-const.c (optimize_bit_field_compare,
10447 decode_field_reference, fold_unary_loc, fold_comparison,
10448 split_address_to_core_and_offset): Likewise.
10449 * gimple-laddress.c (execute): Likewise.
10450 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
10451 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
10452 * hsa-gen.c (gen_hsa_addr): Likewise.
10453 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
10454 * tsan.c (instrument_expr): Likewise.
10455 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
10456 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
10457 * tree-affine.c (tree_to_aff_combination,
10458 get_inner_reference_aff): Adjust calls to get_inner_reference.
10459 * tree-data-ref.c (split_constant_offset_1,
10460 dr_analyze_innermost): Likewise.
10461 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
10462 * tree-sra.c (ipa_sra_check_caller): Likewise.
10463 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
10464 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
10465 bswap_replace): Likewise.
10466 * tree-vect-data-refs.c (vect_check_gather,
10467 vect_analyze_data_refs): Likewise.
10468 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
10469 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
10472 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10474 * Makefile.in (selftest-valgrind): New phony target.
10475 * function-tests.c (selftest::build_cfg): Delete pass instances
10476 created by the test.
10477 (selftest::convert_to_ssa): Likewise.
10478 (selftest::test_expansion_to_rtl): Likewise.
10479 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10481 (selftest::test_diamond): Likewise.
10483 2016-07-11 Richard Biener <rguenther@suse.de>
10485 PR tree-optimization/71816
10486 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10487 than replacing all of its operands.
10489 2016-07-11 Alan Modra <amodra@gmail.com>
10491 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10492 (ctr<mode>): Add unspec.
10493 (ctr<mode>_internal*): Likewise.
10495 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10497 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10498 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10500 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10502 PR rtl-optimization/71621
10503 * lra-constraints.c (process_alt_operands): Check combination of
10504 reg class and mode.
10506 2016-07-08 Jason Merrill <jason@redhat.com>
10507 Richard Biener <rguenther@suse.de>
10509 P0145: Refining Expression Order for C++.
10510 * gimplify.c (initial_rhs_predicate_for): New.
10511 (gimplfy_modify_expr): Gimplify RHS before LHS.
10513 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10516 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10517 Allow standard error handling to take over when a wrong number
10518 of arguments is presented to __builtin_vec_ld () or
10519 __builtin_vec_st ().
10521 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10523 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10528 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10529 __builtin_aarch64_fmaxv2sf.
10530 (vmaxnmq_f32): Likewise.
10531 (vmaxnmq_f64): Likewise.
10532 (vminnm_f32): Likewise.
10533 (vminnmq_f32): Likewise.
10534 (vminnmq_f64): Likewise.
10536 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10539 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10540 enable -mfloat128-hardware by default.
10541 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10542 that IEEE 128-bit hardware support needs.
10543 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10544 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10545 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10546 floating point requires.
10547 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10548 -mfloat128 and -mfloat128-hardware changes.
10550 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10552 PR tree-optimization/71667
10553 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10555 2016-07-08 Martin Liska <mliska@suse.cz>
10557 PR middle-end/71606
10558 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10559 folding produces SAVE_EXPRs, thus return false for the type.
10561 2016-07-07 Martin Liska <mliska@suse.cz>
10563 * file-find.c (remove_prefix): New function.
10564 * file-find.h (remove_prefix): Declare the function.
10565 * gcc-ar.c (main): Skip a folder of the wrapper if
10566 a wrapped binary would point to the same file.
10568 2016-07-07 Jan Hubicka <jh@suse.cz>
10570 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10571 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10572 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10574 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10577 * ipa-inline-analysis.c (compute_inline_parameters): Set
10578 local.can_change_signature to false for intrumentation
10581 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10583 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10584 with TARGET_HAVE_MOVT.
10585 (TARGET_HAVE_MOVT): Define.
10586 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10587 availability with TARGET_HAVE_MOVT.
10588 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10590 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10592 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10593 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10594 * config/arm/constraints.md (define_constraint "j"): Use
10595 TARGET_HAVE_MOVT to check MOVT availability.
10597 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10599 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10601 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10603 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10604 (armv8-m.main): Likewise.
10605 (armv8-m.main+dsp): Likewise.
10606 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10607 (FL_FOR_ARCH8M_MAIN): Likewise.
10608 * config/arm/arm-tables.opt: Regenerate.
10609 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10610 armv8-m.main+dsp to BE8_LINK_SPEC.
10611 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10612 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10613 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10614 Baseline and Mainline.
10615 (arm_option_override_internal): Also disable arm_restrict_it when
10616 !arm_arch_notm. Update comment for -munaligned-access to also cover
10618 (arm_file_start): Increase buffer size for printing architecture name.
10619 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10620 and armv8-m.main+dsp.
10621 (mno-unaligned-access): Clarify that this is disabled by default for
10622 ARMv8-M Baseline architectures as well.
10624 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10626 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10627 decide whether to prevent some libgcc routines being included for some
10628 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10629 link between this condition and the one in
10630 libgcc/config/arm/lib1func.S.
10632 2016-07-07 Richard Biener <rguenther@suse.de>
10634 * tree-ssa-pre.c: Include alias.h.
10635 (compute_avail): If we have multiple VN_REFERENCEs with the
10636 same hashtable entry adjust that to make it a valid replacement
10637 for all of them with respect to alignment and aliasing
10638 when doing insertion.
10639 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10640 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10642 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10646 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10647 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10650 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10652 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10653 (adjust_mems): Adjust.
10654 (adjust_insn): Likewise.
10655 (prepare_call_arguments): Likewise.
10657 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10659 * gcse.c (struct ls_expr): Make stores field a vector.
10660 (ldst_entry): Adjust.
10661 (free_ldst_entry): Likewise.
10662 (print_ldst_list): Likewise.
10663 (compute_ld_motion_mems): Likewise.
10664 (update_ld_motion_stores): Likewise.
10666 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10668 * gcse.c (struct ls_expr): Remove loads field.
10669 (ldst_entry): Adjust.
10670 (free_ldst_entry): Likewise.
10671 (print_ldst_list): Likewise.
10672 (compute_ld_motion_mems): Likewise.
10674 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10676 * store-motion.c (struct st_expr): Make antic_stores a vector.
10677 (st_expr_entry): Adjust.
10678 (free_st_expr_entry): Likewise.
10679 (print_store_motion_mems): Likewise.
10680 (find_moveable_store): Likewise.
10681 (compute_store_table): Likewise.
10682 (remove_reachable_equiv_notes): Likewise.
10683 (replace_store_insn): Likewise.
10684 (build_store_vectors): Likewise.
10686 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10688 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10689 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10691 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10693 PR tree-optimization/71518
10694 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10695 misalign also for outer loops with negative step.
10697 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10699 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10700 (cortex_a53_shift): Add mov_shift.
10701 (cortex_a53_shift_reg): Add new reservation for register shifts.
10702 (cortex_a53_alu): Remove bfm.
10703 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10704 (cortex_a53_alu_extr): Add new reservation for EXTR.
10705 (bypasses): Improve bypass modelling.
10707 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10710 * config/avr/avr.c (avr_asm_select_section): Strip off
10711 SECTION_DECLARED from flags when calling get_section.
10713 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10715 * tree-vectorizer.h (vect_memory_access_type): Add
10716 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10717 * tree-vect-stmts.c (compare_step_with_zero): New function.
10718 (perm_mask_for_reverse): Move further up file.
10719 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10721 (get_negative_load_store_type): New function.
10722 (get_load_store_type): Call it. Add an ncopies argument.
10723 (vectorizable_mask_load_store): Update call accordingly and
10724 remove tests for negative steps.
10725 (vectorizable_store, vectorizable_load): Likewise. Handle new
10726 memory_access_types.
10728 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10730 * tree-vectorizer.h (vect_memory_access_type): New enum.
10731 (_stmt_vec_info): Add a memory_access_type field.
10732 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10733 (vect_model_store_cost): Take an access type instead of a boolean.
10734 (vect_model_load_cost): Likewise.
10735 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10736 vect_model_store_cost and vect_model_load_cost.
10737 * tree-vect-stmts.c (vec_load_store_type): New enum.
10738 (vect_model_store_cost): Take an access type instead of a
10739 store_lanes_p boolean. Simplify tests.
10740 (vect_model_load_cost): Likewise, but for load_lanes_p.
10741 (get_group_load_store_type, get_load_store_type): New functions.
10742 (vectorizable_store): Use get_load_store_type. Record the access
10743 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10744 (vectorizable_load): Likewise.
10745 (vectorizable_mask_load_store): Likewise. Replace is_store
10746 variable with vls_type.
10748 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10750 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10751 single_element_p parameter.
10752 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10753 Check the PR65518 case here rather than in vectorizable_load.
10754 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10755 * tree-vect-stmts.c (vectorizable_load): Likewise.
10757 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10759 * tree-vectorizer.h (gather_scatter_info): New structure.
10760 (vect_check_gather_scatter): Return a bool rather than a decl.
10761 Replace return-by-pointer arguments with a single
10762 gather_scatter_info *.
10763 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10764 (vect_analyze_data_refs): Update call accordingly.
10765 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10766 (vectorizable_mask_load_store): Likewise. Also record the
10767 offset dt and vectype in the gather_scatter_info.
10768 (vectorizable_store): Likewise.
10769 (vectorizable_load): Likewise.
10771 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10773 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10774 strided groups, use the cost of N scalar accesses instead
10775 of ncopies vector accesses.
10776 (vect_model_load_cost): Likewise.
10778 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10780 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10781 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10782 variable to indicate when once-per-group costs are being used.
10783 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10785 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10787 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10788 peeling-for-gaps condition.
10790 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10792 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10793 element to register if it doesn't match general_operand.
10795 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10796 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10798 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10800 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10801 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10802 (SIGNBIT): New mode iterator.
10803 (Fsignbit): New mode attribute.
10804 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10805 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10806 when direct moves are available.
10807 (signbit<mode>2_dm): New define_insn_and_split).
10808 (signbit<mode>2_dm2): New define_insn.
10810 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10812 PR rtl-optimization/71594
10813 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10814 into subregs of appropriate mode before trying to emit a conditional
10817 2016-07-05 Jan Hubicka <jh@suse.cz>
10819 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10820 (simple_iv): Use it.
10822 2016-07-05 Jan Hubicka <jh@suse.cz>
10824 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10826 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10828 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10831 2016-07-05 Jan Hubicka <jh@suse.cz>
10833 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10836 2016-07-05 Richard Biener <rguenther@suse.de>
10838 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10839 Handle empty else block.
10840 (is_feasible_trace): Likewise.
10841 (split_paths): Likewise.
10843 2016-07-05 Richard Biener <rguenther@suse.de>
10845 * tree-loop-distribution.c (distribute_loop): Fix issue with
10846 the cost model loop.
10848 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10850 * config/arm/neon-testgen.ml: Delete.
10851 * config/arm/neon.ml: Delete.
10853 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10856 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10857 directly using TREE_PURPOSE.
10859 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10861 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10862 * config/aarch64/aarch64_neon.h: Likewise.
10863 * config/aarch64/arm_neon.h: Likewise.
10864 * config/aarch64/atomics.md: Likewise.
10865 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10866 * doc/invoke.texi: Likewise.
10868 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10870 * config/s390/s390.md: Add "z13" cpu_facility.
10871 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10872 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10873 condition" type instructions.
10875 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10876 Jeff Law <law@redhat.com>
10878 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10879 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10881 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10883 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10884 permutation for TARGET_AVX512F.
10885 (ix86_expand_vec_one_operand_perm_avx512): New function.
10886 (expand_vec_perm_1): Invoke introduced function.
10887 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10888 it may be not valid after vectorization.
10890 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10893 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10894 typo in comment. Only force to memory if it is a weak
10895 external reference.
10897 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10898 Jiong Wang <jiong.wang@arm.com>
10900 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10901 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10902 (AARCH64_FL_F16): New.
10903 (AARCH64_FL_FOR_ARCH8_2): New.
10904 (AARCH64_ISA_8_2): New.
10905 (AARCH64_ISA_F16): New.
10906 (TARGET_FP_F16INST): New.
10907 (TARGET_SIMD_F16INST): New.
10908 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10909 ("fp"): Disabling "fp" also disables "fp16".
10910 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10911 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10912 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10913 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10915 2016-07-04 Jan Beulich <jbeulich@suse.com>
10917 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10919 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10922 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10923 the insns, use an insn form that does not adjust the offset on
10924 little endian systems.
10926 2016-07-01 Jan Beulich <jbeulich@suse.com>
10928 * varasm.c (get_variable_section): Validate initializer in
10929 named .bss-like sections.
10931 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10933 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10934 Exchange the order of the second and third operands in the vpermr
10935 instruction tmeplate.
10937 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10940 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10941 Disallow TDmode values.
10943 2016-07-01 Alan Modra <amodra@gmail.com>
10945 PR rtl-optimization/71709
10946 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10947 being set, not referenced.
10949 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10951 PR tree-optimization/70729
10952 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10953 of loop since it can be not valid after transformation.
10955 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10957 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10958 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10960 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10962 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10965 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10968 * config/rs6000/constraints.md (wY constraint): New constraint to
10969 match the requirements for the LXSD and STXSD instructions.
10970 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10971 predicate to match the requirements for the LXSD and STXSD
10973 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10974 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10975 to make sure that the bottom 2 bits of offset are 0, the address
10976 form is offsettable, and no updating is done in the address mode.
10977 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10978 (movdi_internal32): Likewise
10979 (movdi_internal64): Likewise.
10981 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10983 PR tree-optimization/71707
10984 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10985 strinfo even for ADDR_EXPR ptr.
10987 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10989 * config/rs6000/altivec.md (darn_32): Change the condition to
10990 TARGET_P9_MISC instead of TARGET_MODULO.
10991 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10992 condition expression.
10993 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10994 condition expression.
10995 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10996 (DFP_TEST): New code iterator.
10997 (dfptstsfi_<code>_mode>): New define_expand.
10998 (*dfp_sgnfcnc_<mode>): New define_insn.
10999 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
11000 definition next to BU_P9_MISC_1 definition and change the MASK
11001 value to RS6000_BTM_P9_MISC.
11002 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
11003 (BU_P9_64BIT_MISC_0): Likewise.
11004 (BU_P9_DFP_MISC_0): New macro definition.
11005 (BU_P9_DFP_MISC_1): New macro definition.
11006 (BU_P9_DFP_MISC_2): New macro definition.
11007 (BU_P9_DFP_OVERLOAD_1): New macro definition.
11008 (BU_P9_DFP_OVERLOAD_2): New macro definition.
11009 (BU_P9_DFP_OVERLOAD_3): New macro definition.
11010 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
11011 (TSTSFI_LT_TD): Likewise.
11012 (TSTSFI_EQ_DD): Likewise.
11013 (TSTSFI_EQ_TD): Likewise.
11014 (TSTSFI_GT_DD): Likewise.
11015 (TSTSFI_GT_TD): Likewise.
11016 (TSTSFI_OV_DD): Likewise.
11017 (TSTSFI_OV_TD): Likewise.
11018 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
11019 (TSTSFI_LT_DD): Likewise.
11020 (TSTSFI_LT_TD): Likewise.
11021 (TSTSFI_EQ): Likewise.
11022 (TSTSFI_EQ_DD): Likewise.
11023 (TSTSFI_EQ_TD): Likewise.
11024 (TSTSFI_GT): Likewise.
11025 (TSTSFI_GT_DD): Likewise.
11026 (TSTSFI_GT_TD): Likewise.
11027 (TSTSFI_OV): Likewise.
11028 (TSTSFI_OV_DD): Likewise.
11029 (TSTSFI_OV_TD): Likewise.
11030 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11031 overloaded test significance functions.
11032 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11033 OPTION_MASK_P9_MISC into the representation of this mask.
11034 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
11036 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
11037 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
11039 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
11040 argument is a 6-bit unsigned literal value if the icode argument
11041 represents a DFP test significance built-in call.
11042 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
11043 flag used independently and in combination with the
11044 RS6000_BTM_64BIT flag.
11045 (rs6000_opt_masks): Add entry for power9-misc command-line option.
11046 (rs6000_builtin_mask_names): Add entry for power9-misc
11047 command-line option.
11048 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
11049 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
11050 RS6000_BTM_P9_MISC macros.
11051 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
11052 option and change the description of the -mpower9-vector option to
11053 enable only vector instructions, removing its erroneously claimed
11054 support for scalar instructions.
11055 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11056 the ISA 3.0 digital floating point test significance built-in
11059 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
11061 * config/aarch64/aarch64.c (cortexa35_tunings):
11062 Enable AES fusion. Use cortexa57_branch_cost.
11063 (cortexa53_tunings): Use cortexa57_branch_cost.
11064 (cortexa72_tunings): Use cortexa57_branch_cost.
11065 Use AUTOPREFETCHER_WEAK.
11066 (cortexa73_tunings): Use cortexa57_branch_cost.
11068 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11069 James Greenhalgh <james.greenhalgh@arm.com>
11071 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
11072 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
11073 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
11074 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
11075 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
11076 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
11077 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
11078 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
11079 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
11080 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
11081 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
11082 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
11083 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
11086 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
11087 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11089 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
11091 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
11093 2016-06-30 David Malcolm <dmalcolm@redhat.com>
11096 * gcc.c (driver::build_option_suggestions): Pass "option" to
11097 add_misspelling_candidates.
11098 * opts-common.c (add_misspelling_candidates): Add "option" param;
11099 use it to avoid adding negated forms for options marked with
11101 * opts.h (add_misspelling_candidates): Add "option" param.
11103 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11105 PR middle-end/71693
11106 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
11107 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
11108 first when permuting bitwise operation with rotate. Cast
11109 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
11111 2016-06-29 David Malcolm <dmalcolm@redhat.com>
11113 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
11114 for misspelled param names.
11115 * params.c: Include spellcheck.h.
11116 (find_param_fuzzy): New function.
11117 * params.h (find_param_fuzzy): New prototype.
11118 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
11119 * spellcheck.h (struct edit_distance_traits<const char *>):
11122 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
11124 * config/rs6000/predicates.md (const_0_to_7_operand): New
11125 predicate, recognize 0..7.
11126 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11127 support for doing extracts from V16QImode, V8HImode, V4SImode
11129 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
11130 vector extract support.
11131 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
11132 for ISA 3.0 vector extract.
11133 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
11134 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
11135 extracts of a constant element number from small integer vectors
11136 on 64-bit ISA 3.0 systems.
11137 (vsx_extract_<mode>_di): Likewise.
11138 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
11139 say when we can do ISA 3.0 vector extracts.
11140 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
11141 registers, using the stxsiwx instruction.
11143 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
11145 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
11146 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
11147 qdf24xx_regmove_cost, qdf24xx_tunings): New.
11148 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
11149 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
11150 * config/arm/arm.c (arm_qdf24xx_tune): New.
11152 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
11154 * config/aarch64/aarch64.c (cortexa53_tunings):
11155 Increase loop alignment to 8. Set function alignment to 16.
11156 (cortexa35_tunings): Likewise.
11157 (cortexa57_tunings): Increase loop alignment to 8.
11158 (cortexa72_tunings): Likewise.
11159 (cortexa73_tunings): Likewise.
11161 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
11163 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
11164 for arm_fp16_ok and arm_fp16_hw.
11165 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
11166 arm_fp16_alternative.
11168 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
11170 PR tree-optimization/71655
11171 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
11172 types when swapping operands.
11174 2016-06-29 Martin Liska <mliska@suse.cz>
11176 PR middle-end/71585
11177 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
11178 * ipa-inline-transform.c (inline_call): Remove unnecessary call
11179 of build_optimization_node.
11181 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
11183 PR tree-optimization/70729
11184 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
11185 independent in loops having positive safelen value.
11186 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11187 it may be not valid after vectorization.
11189 2016-06-29 Jakub Jelinek <jakub@redhat.com>
11191 PR tree-optimization/71625
11192 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
11193 is sorted by ascending list->offset. If PTR is non-NULL and there is
11194 previous strinfo, call get_stridx_plus_constant.
11195 (get_stridx): Pass exp as second argument to get_addr_stridx.
11196 (addr_stridxptr): Add missing list = list->next, so that there can be
11197 more than one entries in the list. Bump limit from 16 to 32. Ensure
11198 the list is sorted by ascending list->offset.
11199 (get_stridx_plus_constant): Adjust so that it can be also called with
11200 ADDR_EXPR instead of SSA_NAME as PTR.
11201 (handle_char_store): Pass NULL_TREE as second argument to
11204 2016-06-29 Richard Biener <rguenther@suse.de>
11206 PR rtl-optimization/68961
11207 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
11209 2016-06-29 Richard Biener <rguenther@suse.de>
11211 PR middle-end/71002
11212 * alias.c (component_uses_parent_alias_set_from): Handle
11213 type punning through union accesses by using the union alias set.
11214 * gimple.c (gimple_get_alias_set): Remove union type punning case.
11216 2016-07-29 Richard Biener <rguenther@suse.de>
11218 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
11219 precision not matching mode precision.
11221 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
11223 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
11224 pa_output_arg_descriptor.
11225 (call_val_symref_64bit_post_reload): Likewise.
11226 (call_val_powf_64bit_post_reload): Likewise.
11227 (sibcall_internal_symref_64bit): Likewise.
11228 (sibcall_value_internal_symref_64bit): Likewise.
11230 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11232 PR middle-end/71626
11233 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
11234 a constant, force its SUBREG_REG into memory or register instead
11237 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11240 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
11241 * doc/invoke.texi (AVR Options): Document it.
11243 2016-06-28 Walter Lee <walt@tilera.com>
11245 * config/tilegx/linux.h: Do not include arch/icache.h
11246 (CLEAR_INSN_CACHE): Provide inlined definition directly.
11247 * config/tilepro/linux.h: Do not include arch/icache.h
11248 (CLEAR_INSN_CACHE): Provide inlined definition directly.
11250 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
11252 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
11253 for big-endian BIT_FIELD_REF.
11255 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
11257 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
11258 ('size' attribute): Add '128'.
11260 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
11261 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
11262 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
11263 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
11264 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
11265 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
11266 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
11267 *trunc<mode>df2_odd): Set size attribute to '128'.
11268 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
11269 * config/rs6000/power6.md (power6-fp): Include dfp type.
11270 * config/rs6000/power7.md (power7-fp): Likewise.
11271 * config/rs6000/power8.md (power8-fp): Likewise.
11272 * config/rs6000/power9.md: New file.
11273 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
11274 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
11275 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
11277 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
11278 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11279 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
11280 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
11281 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
11282 dfp_dscri_<mode>): Change type attribute to dfp.
11283 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
11284 attribute to vecsimple.
11285 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
11286 and prefetch streams.
11287 (rs6000_option_override_internal): Remove temporary code setting
11288 tuning to power8. Don't set rs6000_sched_groups for power9.
11289 (last_scheduled_insn): Change to rtx_insn *.
11290 (divide_cnt, vec_load_pendulum): New variables.
11291 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
11292 (rs6000_issue_rate): Set issue rate for Power9.
11293 (is_power9_pairable_vec_type): New.
11294 (power9_sched_reorder2): New.
11295 (rs6000_sched_reorder2): Call new function for Power9 specific
11297 (insn_must_be_first_in_group): Remove Power9.
11298 (insn_must_be_last_in_group): Likewise.
11299 (force_new_group): Likewise.
11300 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
11301 Initialize divide_cnt/vec_load_pendulum.
11302 (_rs6000_sched_context, rs6000_init_sched_context,
11303 rs6000_set_sched_context): Handle context save/restore of new
11306 2016-06-28 Richard Biener <rguenther@suse.de>
11308 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
11309 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
11310 COMPONENT_REF operand.
11311 (nonoverlapping_component_refs_p): Likewise.
11312 * stor-layout.c (start_bitfield_representative): Mark
11313 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
11315 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11317 * Makefile.in: Don't cat ../stage_current if it does not exist.
11319 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
11320 last argument is a bit-field.
11322 PR rtl-optimization/71673
11323 * internal-fn.c (expand_arith_overflow_result_store): Use
11324 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
11325 expand_simple_binop.
11327 PR middle-end/66867
11328 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
11329 expand_ifn_atomic_compare_exchange): New functions.
11330 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
11331 * tree.h (build_call_expr_internal_loc): Rename to ...
11332 (build_call_expr_internal_loc_array): ... this. Fix up type of
11334 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
11335 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
11336 ATOMIC_COMPARE_EXCHANGE result.
11337 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
11338 * gimple-fold.h (optimize_atomic_compare_exchange_p,
11339 fold_builtin_atomic_compare_exchange): New prototypes.
11340 * gimple-fold.c (optimize_atomic_compare_exchange_p,
11341 fold_builtin_atomic_compare_exchange): New functions..
11342 * tree-ssa.c (execute_update_addresses_taken): If
11343 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
11344 of call when finding addressable vars, and if such var becomes
11345 non-addressable, call fold_builtin_atomic_compare_exchange.
11347 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
11350 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
11351 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
11353 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
11355 * config/rs6000/rs6000.md ('type' attribute): Add
11356 veclogical,veccmpfx,vecexts,vecmove insn types.
11357 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
11358 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
11359 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
11360 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
11361 *nabs<mode>2_hw): Change type to vecmove.
11362 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
11363 *boolcc<mode>3_internal, *eqv<mode>3_internal,
11364 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
11365 *ieee_128bit_vsx_abs<mode>2_internal,
11366 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
11367 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
11368 *ieee128_mtvsrd_32bit): Change type to veclogical.
11369 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
11370 *movdi_internal32, *movdi_internal64): Update insn types.
11371 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
11372 vsx_extract_<mode>): Change type to veclogical.
11373 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
11374 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
11375 *vsx_sign_extend_si_v2di): Change type to vecexts.
11376 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
11377 type to veclogical.
11378 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
11379 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
11380 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
11381 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
11382 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11383 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
11384 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
11385 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
11386 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
11387 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
11388 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
11389 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
11390 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
11391 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
11392 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
11393 (ppc7450-vecsimple): Add veclogical, vecmove.
11394 (ppc7450-veccmp): Add veccmpfx.
11395 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
11397 (ppc8540_vector_compare): Add veccmpfx.
11398 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
11399 * config/rs6000/cell.md (cell-fp): Add fpsimple.
11400 (cell-vecsimple): Add veclogical, vecmove.
11401 (cell-veccmp): Add veccmpfx.
11402 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
11403 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
11405 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
11406 * config/rs6000/power4.md (power4-fp): Add fpsimple.
11407 (power4-vecsimple): Add veclogical, vecmove.
11408 (power4-veccmp): Add veccmpfx.
11409 * config/rs6000/power5.md (power5-fp): Add fpsimple.
11410 * config/rs6000/power6.md (power6-fp): Add fpsimple.
11411 (power6-vecsimple): Add veclogical, vecmove.
11412 (power6-veccmp): Add veccmpfx.
11413 * config/rs6000/power7.md (power7-fp): Add fpsimple.
11414 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
11415 * config/rs6000/power8.md (power8-fp): Add fpsimple.
11416 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
11417 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
11418 * config/rs6000/titan.md (titan_fp): Add fpsimple.
11419 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
11421 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
11423 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
11426 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11427 OPTION_MASK_P9_DFORM_VECTOR.
11428 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
11429 disable -mpower9-dform-vector when using reload.
11430 (quad_address_p): Remove 'gpr_p' argument and all associated code.
11431 New 'strict' argument. Update all callers. Add strict addressing
11433 (rs6000_legitimate_offset_address_p): Remove call to
11434 virtual_stack_registers_memory_p.
11435 (rs6000_legitimize_reload_address): Add quad address support.
11436 (rs6000_legitimate_address_p): Move call to quad_address_p above
11437 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
11438 to account for new strict usage.
11439 (rs6000_output_move_128bit): Adjust quad_address_p args to account
11440 for new strict usage.
11441 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
11443 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
11450 * config/i386/i386.c (ix86_spill_class): Disable condition to
11451 always return NO_REGS.
11453 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
11455 * predict.c: Include gimple-pretty-print.h
11456 (predicted_by_loop_heuristics_p): Check also
11457 PRED_LOOP_EXIT_WITH_RECURSION
11458 (predict_loops): Find self recursive calls and use special purpose
11459 predictors for them; dump log about decisions.
11460 (pass_profile::execute): Dump info about #of iterations.
11461 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
11462 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
11464 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
11466 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
11467 output_asm_insn calls and shorten long lines. Output .CALL
11468 argument descriptor using pa_output_arg_descriptor. Add various
11469 inline $$dyncall and other optimizations.
11470 (pa_attr_length_indirect_call): Adjust ordering and lengths.
11472 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11474 PR tree-optimization/71643
11475 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11478 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11479 leak a bitmap if dep_bb is NULL.
11481 PR tree-optimization/71631
11482 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11483 to rewrite_expr_tree even if negate_result, move new_lhs var
11484 declaration and initialization earlier, for powi_result set afterwards
11485 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11486 if new_lhs != lhs, and don't shadow gsi var.
11488 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11490 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11491 Add in_loop parameter.
11492 (predict_loops): Add loop guard heuristics.
11493 * predict.def (PRED_LOOP_GUARD): New heuristics.
11495 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11497 * predict.c: Include ipa-utils.h
11498 (tree_bb_level_prediction): Predict recursive calls.
11499 (tree_estimate_probability_bb): Skip inexpensive calls for call
11501 * predict.def (PRED_RECURSIVE_CALL): New.
11503 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11505 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11506 (BU_FLOAT128_1): Likewise.
11508 (COPYSIGNQ): Likewise.
11509 (RS6000_BUILTIN_NANQ): Likewise.
11510 (RS6000_BUILTIN_NANSQ): Likewise.
11511 (RS6000_BUILTIN_INFQ): Likewise.
11512 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11513 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11514 (TARGET_FOLD_BUILTIN): New #define.
11515 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11516 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11517 (rs6000_fold_builtin): New target hook implementation, handling
11518 folding of 128-bit NaNs and infinities.
11519 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11520 entries are filled in to avoid problems during bootstrap
11521 self-test; define builtins for 128-bit NaNs and infinities.
11522 (rs6000_opt_mask): Add entry for float128.
11523 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11524 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11525 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11526 (const_str_type_node): New #define.
11527 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11528 to a define_expand that dispatches to either copysign<mode>3_soft
11529 or copysign<mode>3_hard.
11530 (copysign<mode>3_hard): Rename from copysign<mode>3.
11531 (copysign<mode>3_soft): New define_insn.
11532 * doc/extend.texi: Document new builtins.
11534 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11536 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11537 PRIu64 instead of lu.
11539 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11542 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11543 copy the type name.
11545 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11547 PR tree-optimization/71647
11548 * omp-low.c (lower_rec_input_clauses): Convert
11549 omp_clause_aligned_alignment (c) to size_type_node for the
11550 last argument of __builtin_assume_aligned.
11552 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11554 * configure.ac (calling ___tls_get_addr via GOT): New
11555 assembler/linker check.
11556 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11557 assembler and linker supports calling ___tls_get_addr via GOT.
11558 Otherise, defined to 0.
11559 * config.in: Regenerated.
11560 * configure: Likewise.
11561 * config/i386/constraints.md (Yb): New constraint.
11562 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11563 (REG_CLASS_NAMES): Likewise.
11564 (REG_CLASS_CONTENTS): Likewise.
11565 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11566 the b constraint with the Yb constraint. Call ___tls_get_addr
11567 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11569 (*tls_local_dynamic_base_32_gnu): Likewise.
11570 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11571 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11572 (*tls_local_dynamic_base_64_<mode>): Likewise.
11574 2016-06-24 Martin Liska <mliska@suse.cz>
11576 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11577 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11579 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11580 argument to true if the expected number of iterations is
11583 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11585 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11586 assemble for 32bit target.
11587 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11588 and $ld_ix86_gld_32_opt to link for 32bit target.
11589 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11590 * configure: Regenerate.
11592 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11594 * config/arm/arm.c (int_log2): Delete definition and prototype.
11595 (shift_op): Use exact_log2 instead of int_log2.
11596 (vfp3_const_double_for_fract_bits): Likewise.
11598 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11600 * internal-fn.c (expand_arith_set_overflow): New function.
11601 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11603 (expand_arith_overflow_result_store): Likewise. Handle precision
11604 smaller than mode precision.
11605 * tree-vrp.c (extract_range_basic): For imag part, handle
11606 properly signed 1-bit precision result.
11607 * doc/extend.texi (__builtin_add_overflow): Document that last
11608 argument can't be pointer to enumerated or boolean type.
11609 (__builtin_add_overflow_p): Document that last argument can't
11610 have enumerated or boolean type.
11612 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11613 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11615 * config/rs6000/predicates.md (splat_input_operand): Rework.
11616 Don't allow constants, since the insns that use this predicate
11617 don't support constants. Constants are handled by other insns
11618 that are created via combine. During and after register
11619 allocation, only allow indexed or indirect addresses, and not
11620 general addresses. Only allow modes supported by the hardware.
11621 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11622 comment. Move check for using VSPLTIS<x> to a common location,
11623 instead of doing it in two different places.
11625 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11627 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11628 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11629 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11630 signature_CENTAUR_ebx.
11632 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11636 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11637 (as_ix86_gas_32_opt): This.
11638 (ld_ix86_tls_ldm_opt): Renamed to ...
11639 (ld_ix86_gld_32_opt): This.
11640 (R_386_TLS_LDM reloc): Updated.
11641 (R_386_GOT32X reloc): New assembler/linker check.
11642 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11643 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11645 * config.in: Regenerated.
11646 * configure: Likewise.
11647 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11648 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11649 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11650 if ix86_force_load_from_GOT_p returns true.
11651 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11652 ix86_force_load_from_GOT_p returns true.
11653 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11654 the external function address via the GOT slot.
11655 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11656 HAVE_AS_IX86_GOT32X before returning false.
11657 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11658 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11660 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11662 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11664 2016-06-23 Andi Kleen <ak@linux.intel.com>
11666 * Makefile.in: Regenerate.
11667 * doc/install.texi: Document autoprofiledbootstrap.
11669 2016-06-23 Andi Kleen <ak@linux.intel.com>
11671 * config/i386/gcc-auto-profile: New file.
11673 2016-06-23 Martin Liska <mliska@suse.cz>
11675 PR middle-end/71619
11676 * predict.c (predict_loops): Revert the hunk that was removed
11679 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11681 * config.gcc: Add support for arm*-*-phoenix* targets.
11682 * config/arm/t-phoenix: New.
11683 * config/phoenix.h: New.
11685 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11686 H.J. Lu <hongjiu.lu@intel.com>
11689 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11690 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11691 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11692 ix86_force_load_from_GOT_p returns true.
11693 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11694 ix86_force_load_from_GOT_p returns true.
11695 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11696 ix86_force_load_from_GOT_p returns true.
11697 (ix86_expand_move): Load the external function address via the
11698 GOT slot if ix86_force_load_from_GOT_p returns true.
11699 * config/i386/predicates.md (x86_64_immediate_operand): Return
11700 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11701 (x86_64_zext_immediate_operand): Ditto.
11703 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11705 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11707 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11710 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11711 * diagnostic.c (pedwarn_at_rich_loc): New function.
11712 * spellcheck.h (best_match::best_match): Add a
11713 "best_distance_so_far" optional parameter.
11714 (best_match::set_best_so_far): New method.
11715 (best_match::get_best_distance): New accessor.
11716 (best_match::get_best_candidate_length): New accessor.
11718 2016-06-22 Nick Clifton <nickc@redhat.com>
11720 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11721 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11722 modes are accepted as well.
11723 (ucompare_loc_descriptor): Likewise.
11724 (minmax_loc_descriptor): Likewise.
11725 (clz_loc_descriptor): Likewise.
11726 (popcount_loc_descriptor): Likewise.
11727 (bswap_loc_descriptor): Likewise.
11728 (rotate_loc_descriptor): Likewise.
11729 (mem_loc_descriptor): Likewise.
11730 (loc_descriptor): Likewise.
11732 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11734 * common.opt (fdiagnostics-parseable-fixits): New option.
11735 * diagnostic.c: Include "selftest.h".
11736 (print_escaped_string): New function.
11737 (print_parseable_fixits): New function.
11738 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11739 (selftest::assert_print_escaped_string): New function.
11740 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11741 (selftest::test_print_escaped_string): New function.
11742 (selftest::test_print_parseable_fixits_none): New function.
11743 (selftest::test_print_parseable_fixits_insert): New function.
11744 (selftest::test_print_parseable_fixits_remove): New function.
11745 (selftest::test_print_parseable_fixits_replace): New function.
11746 (selftest::diagnostic_c_tests): New function.
11747 * diagnostic.h (struct diagnostic_context): Add field
11748 "parseable_fixits_p".
11749 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11750 -fdiagnostics-parseable-fixits.
11751 (-fdiagnostics-parseable-fixits): New option.
11752 * opts.c (common_handle_option): Handle
11753 -fdiagnostics-parseable-fixits.
11754 * selftest-run-tests.c (selftest::run_tests): Call
11755 selftest::diagnostic_c_tests.
11756 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11758 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11760 PR tree-optimization/71488
11761 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11762 comparison of boolean vectors.
11763 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11764 of boolean vectors using bitwise operations.
11766 2016-06-22 Andreas Schwab <schwab@suse.de>
11768 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
11769 Remove declaration.
11771 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11773 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11775 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11777 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11780 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11782 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11783 * config/arm/arm-cores.def (cortex-a73): New entry.
11784 (cortex-a73.cortex-a35): Likewise.
11785 (cortex-a73.cortex-a53): Likewise.
11786 * config/arm/arm-tables.opt: Regenerate.
11787 * config/arm/arm-tune.md: Likewise.
11788 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11789 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11790 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11791 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11792 * doc/invoke.texi (ARM Options): Document cortex-a73,
11793 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11795 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11797 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11798 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11799 (cortex-a73.cortex-a35): Likewise.
11800 (cortex-a73.cortex-a53): Likewise.
11801 * config/aarch64/aarch64-tune.md: Regenerate.
11802 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11803 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11806 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11808 * configure.ac (gcc_cv_as_compress_debug): Remove
11809 --compress-debug-sections as extra as switch.
11810 Handle gas --compress-debug-sections=type.
11811 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11812 Handle gld --compress-debug-sections=type.
11813 * configure: Regenerate.
11815 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11817 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11819 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11821 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11822 (do_rewrite): likewise.
11824 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11826 * common/config/mep/mep-common.c: Remove.
11827 * config.gcc: Remove mep-* support.
11828 * config/mep/constraints.md: Remove.
11829 * config/mep/default.h: Remove.
11830 * config/mep/intrinsics.h: Remove.
11831 * config/mep/intrinsics.md: Remove.
11832 * config/mep/ivc2-template.h: Remove.
11833 * config/mep/mep-c5.cpu: Remove.
11834 * config/mep/mep-core.cpu: Remove.
11835 * config/mep/mep-default.cpu: Remove.
11836 * config/mep/mep-ext-cop.cpu: Remove.
11837 * config/mep/mep-intrin.h: Remove.
11838 * config/mep/mep-ivc2.cpu: Remove.
11839 * config/mep/mep-pragma.c: Remove.
11840 * config/mep/mep-protos.h: Remove.
11841 * config/mep/mep.c: Remove.
11842 * config/mep/mep.cpu: Remove.
11843 * config/mep/mep.h: Remove.
11844 * config/mep/mep.md: Remove.
11845 * config/mep/mep.opt: Remove.
11846 * config/mep/predicates.md: Remove.
11847 * config/mep/t-mep: Remove.
11848 * doc/install.texi: Remove mep-* documentation.
11849 * doc/md.texi: Likewise.
11851 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11853 * config.gcc: Remove support for avr-rtems.
11854 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11855 * config/avr/rtems.h: Remove.
11856 * config/avr/t-rtems: Remove.
11858 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11860 * config.gcc: Remove m32r-rtems support.
11861 * config/m32r/rtems.h: Remove.
11863 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11865 * config.gcc: Remove h8300-rtems support.
11866 * config/h8300/rtems.h: Remove.
11867 * config/h8300/t-rtems: Remove.
11869 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11871 * config.gcc: Remove support for knetbsd.
11872 * configure.ac: Likewise.
11873 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11874 * config/knetbsd-gnu.h: Remove.
11875 * configure: Regenerate.
11877 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11879 * config.gcc: Remove support for openbsd 2 and 3.
11880 * config/openbsd-oldgas.h: Remove.
11882 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11884 * config.gcc: Remove interix support.
11885 * config/i386/i386-interix.h: Remove.
11886 * config/i386/interix.opt: Remove.
11887 * config/i386/t-interix: Remove.
11888 * configure: Regenerate.
11889 * configure.ac: Remove interix support.
11890 * doc/install.texi: Remove interix documentation.
11892 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11894 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11895 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11898 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11900 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11901 they are both PLACEHOLDER_EXPRs.
11903 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11905 * stor-layout.c (layout_type): Move setting complex MODE to
11906 layout_type, instead of setting it ahead of time by the caller.
11907 * tree.c (build_complex_type): Likewise.
11909 2016-06-21 Martin Liska <mliska@suse.cz>
11911 * predict.c (force_edge_cold): Replace imposisble with
11914 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11916 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11917 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11919 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11921 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11923 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11924 Ilya Enkovich <ilya.enkovich@intel.com>
11927 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11928 New member function to convert V1TImode register to SUBREG
11929 TImode in debug insn.
11930 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11931 after changing register mode to V1TImode.
11933 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11935 * config/aarch64/aarch64-cores.def (vulcan): New core.
11936 * config/aarch64/aarch64-tune.md: Regenerate.
11937 * doc/invoke.texi: Document vulcan as an available option.
11939 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11941 * cse.c (canon_asm_operands): New function extracted from...
11942 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11943 either standalone or member of a PARALLEL.
11945 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11948 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11949 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11950 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11952 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11955 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11956 constant addresses if can_create_pseudo_p.
11958 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11960 PR tree-optimization/71588
11961 * tree-ssa-strlen.c (valid_builtin_call): New function.
11962 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11965 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11967 PR middle-end/71581
11968 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11969 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11970 for conversion of scalar user var to complex type and use the
11971 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11974 PR rtl-optimization/71591
11975 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11976 don't run any tests.
11978 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11981 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11982 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11983 space for PIC with non-v32 and the common non-PIC "jump".
11985 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11988 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11989 returned values and add UN*/LTGT/*ORDERED cases with values matching
11990 D operand modifier on vcmp for AVX.
11992 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11994 * config/aarch64/aarch64.opt
11995 (mpc-relative-literal-loads): Rename internal option name.
11996 * config/aarch64/aarch64.c
11997 (aarch64_nopcrelative_literal_loads): Rename to
11998 aarch64_pcrelative_literal_loads.
11999 (aarch64_expand_mov_immediate): Likewise.
12000 (aarch64_secondary_reload): Likewise.
12001 (aarch64_can_use_per_function_literal_pools_p): Likewise.
12002 (aarch64_override_options_after_change_1): Rename and simplify logic.
12003 (aarch64_classify_symbol): Merge large model checks into switch,
12004 remove pc-relative load check.
12006 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12008 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
12009 costs relative to the cost of a register move.
12011 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12013 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
12014 (vcvt_n_f64_u64): Likewise.
12015 (vcvt_n_s64_f64): Likewise.
12016 (vcvt_n_u64_f64): Likewise.
12017 (vcvt_f64_s64): Likewise.
12018 (vrecpe_f64): Likewise.
12019 (vcvt_f64_u64): Likewise.
12020 (vrecps_f64): Likewise.
12022 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12024 * config/aarch64/aarch64.md
12025 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
12027 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
12029 * config/aarch64/aarch64-builtins.c
12030 (aarch64_types_binop_uss_qualifiers): Delete.
12031 (TYPES_BINOP_USS): Likewise.
12032 (aarch64_types_binop_sus_qualifiers): Likewise.
12033 (TYPES_BINOP_SUS): Likewise.
12034 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
12035 (TYPES_FCVTIMM_SUS): Likewise.
12036 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
12038 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
12039 (fcvtzs): Use SHIFTIMM rather than BINOP.
12040 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
12042 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12044 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
12045 costs relative to the cost of a register move.
12047 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12049 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
12050 Allow scalar/single vector modes to be tieable.
12052 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12054 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
12056 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12058 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
12060 * tree.h (TYPE_ALIGN): Likewise.
12062 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12065 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
12067 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12069 * config/avr/avr.c (avr_print_operand): Fix "format not a string
12070 literal" build warnings.
12071 (avr_print_operand_address): Dito.
12073 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
12076 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
12077 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
12079 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
12081 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
12083 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
12086 * reload1.c (reload): Pass 0 to finish_spills when called because
12087 update_eliminables_and_spill returns true and remove did_spill.
12088 (finish_spills): Adjust comment and document GLOBAL parameter.
12090 2016-06-17 DJ Delorie <dj@redhat.com>
12093 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
12094 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
12095 (umulqihi3_virt): Likewise.
12096 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
12097 (umulqihi3_real): Likewise.
12099 2016-06-17 Martin Liska <mliska@suse.cz>
12101 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
12103 2016-06-17 Martin Liska <mliska@suse.cz>
12105 * predict.def: PRED_LOOP_EXIT from 92 to 85.
12107 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
12109 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
12111 (vaddq_f32): Likewise.
12112 (vmul_f32): Likewise.
12113 (vmulq_f32): Likewise.
12114 (vsub_f32): Likewise.
12115 (vsubq_f32): Likewise.
12117 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12119 PR tree-optimization/71347
12120 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
12121 cost for all uses in group.
12123 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12125 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
12126 insert gimple seq if it's not empty.
12128 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12130 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
12132 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
12133 rather than OFFSET.
12134 (comp_dr_with_seg_len_pair): Ditto.
12135 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
12136 struct dr_with_seg_len_pair against DR_OFFSET.
12137 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
12138 DR_OFFSET directly.
12140 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
12142 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
12144 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
12146 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
12147 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
12148 (pa_output_millicode_call): Likewise.
12149 (pa_output_call): Likewise.
12150 (pa_output_indirect_call): Likewise.
12151 (pa_asm_output_mi_thunk): Likewise.
12153 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12155 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
12157 2016-06-16 Martin Liska <mliska@suse.cz>
12159 * predict.c (combine_predictions_for_insn): When we find a first
12160 match predictor, we should consider just predictors with
12161 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
12162 DS theory predictor.
12163 (combine_predictions_for_bb): Likewise.
12165 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12167 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
12168 with base of reference to struct.
12170 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12172 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
12174 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12177 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
12178 progmem_swtable_section.
12179 (progmem_swtable_section): Remove.
12180 (avr_asm_function_rodata_section): Remove.
12181 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
12182 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
12184 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
12186 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12187 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
12188 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
12189 signature_CENTAUR_ebx.
12190 * config/i386/i386.c (ix86_option_override_internal): Add
12191 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
12192 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
12193 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
12195 2016-06-16 Martin Liska <mliska@suse.cz>
12197 * predict.def: Add fortran loop preheader predictor.
12198 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
12199 fold IFN_BUILTIN_EXPECT with a known constant argument.
12201 2016-06-16 Martin Liska <mliska@suse.cz>
12203 * predict.def: Add 'Fortran' to display text of all
12204 PRED_FORTRAN_* predictors.
12206 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12209 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
12210 [IA64_BUILTIN_NANSQ]: Ditto.
12211 (ia64_fold_builtin): New function.
12212 (TARGET_FOLD_BUILTIN): New define.
12213 (ia64_init_builtins) Declare const_string_type node.
12214 Add __builtin_nanq and __builtin_nansq builtin functions.
12215 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
12217 2016-06-16 Nick Clifton <nickc@redhat.com>
12219 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
12220 MSP430_HWMULT_ prefix to enum values.
12221 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
12222 * config/msp430/msp430.c: Update use of enum values.
12223 * config/msp430/msp430.md: Likewise.
12224 * config/msp430/msp430.opt: Likewise.
12226 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
12228 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
12229 of comparsions in the last iteration.
12231 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
12232 Joern Rennecke <joern.rennecke@embecosm.com>
12234 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
12236 (arc_needs_pcl_p): Add GOTOFFPC.
12237 (arc_legitimate_pic_addr_p): Likewise.
12238 (arc_output_pic_addr_const): Likewise.
12239 (arc_legitimize_pic_address): Generate a pc-relative address using
12241 (arc_output_libcall): Use @pcl syntax.
12242 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
12243 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
12244 (*movsi_insn): Use @pcl syntax.
12245 (doloop_begin_i): Likewise.
12247 2016-06-16 Martin Liska <mliska@suse.cz>
12249 * predict.def: Define a new predictor.
12251 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
12253 * config/arc/arc.opt (mtp-regno): Update text.
12255 2016-06-16 Renlin Li <renlin.li@arm.com>
12257 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
12259 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12262 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
12263 (setcc + and peephole2): Likewise.
12265 PR rtl-optimization/71532
12266 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
12269 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12271 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
12272 DImode constants with XXSPLTIB in vector registers.
12273 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
12274 vsx_extract_<mode>_internal{1,2} into a single insn that handles
12275 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
12276 extraction of the element at the top of the register as a scalar
12278 (vsx_extract_<mode>_internal1): Likewise.
12279 (vsx_extract_<mode>_internal2): Likewise.
12280 * config/rs6000/constraints.md (wi constraint): Remove a comment
12281 about DImode not being allowed in Altivec registers.
12282 (wB constraint): New constraint for constants that can be
12283 generated in Altivec registers with VSPLTISW/VUPKHSW.
12284 * config/rs6000/predicates.md (xxspltib_constant_split): Update
12286 (xxspltib_constant_nosplit): Likewise.
12287 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
12288 support for -mupper-regs-di to enable DImode to go into Altivec
12290 (POWERPC_MASKS): Likewise.
12291 (power7 cpu): Likewise.
12292 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
12293 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
12294 for DImode being allowed in Altivec registers. Update wi/wj
12295 constraints. Set scalar_in_vmx_p flag.
12296 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
12297 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
12298 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
12299 (rs6000_opt_masks): Add -mupper-regs-di.
12300 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
12301 direct move to use wi and not wj.
12302 (lfiwzx): Likewise.
12303 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
12305 (floatunssi<mode>2_lfiwzx_mem): Likewise.
12306 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
12307 any VSX register, instead of just Altivec registers, to allow
12308 either operand to be an Altivec register or both.
12309 (fixuns_trunc<mode>di2_fctiduz): Likewise.
12310 (movdi_internal32): Add support for -mupper-regs-di. Add support
12311 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
12312 the alternatives and attributes to be lined up to be easier to
12314 (movdi_internal64): Likewise.
12315 (64-bit DImode splitters): Change predicates to only split loading
12316 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
12317 load constants in ISA 3.0 or ISA 2.07 respectively.
12318 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12319 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
12320 mention -mcpu=power9 sets these options.
12321 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
12324 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12327 * config/avr/avr.c (avr_set_current_function): Warn misspelled
12328 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
12329 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
12330 by default to warn misspelled interrupt/ signal handler.
12331 * doc/invoke.texi (AVR Options): Document it. Update description
12332 for -nodevicelib option.
12334 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12336 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
12337 up parentheses. Use GET_MODE_UNIT_BITSIZE.
12338 (aarch64_<sur>shll2_n<mode>): Likewise.
12340 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
12342 PR middle-end/71529
12343 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
12344 DECL_CONTEXT for copied arguments.
12346 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12348 PR tree-optimization/71483
12349 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
12352 2016-06-15 Martin Liska <mliska@suse.cz>
12354 * predict.c (tree_predict_by_opcode): Call predict_edge_def
12355 instead of predict_edge w/o a probability.
12357 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12359 PR tree-optimization/71439
12360 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
12363 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12365 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
12366 register subregs in SET_SRC.
12368 2016-06-15 Richard Biener <rguenther@suse.de>
12370 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
12371 store restrictions.
12373 2016-06-15 Richard Biener <rguenther@suse.de>
12375 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
12376 not consider dependences between accesses that belong to the
12378 (vect_analyze_data_ref_dependences): Do not analyze read-read
12379 or self-dependences.
12381 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12383 * spellcheck-tree.c: Include spellcheck-tree.h rather than
12385 (find_closest_identifier): Reimplement in terms of
12386 best_match<tree,tree>.
12387 * spellcheck-tree.h: New file.
12388 * spellcheck.c (struct edit_distance_traits<const char *>): New
12390 (find_closest_string): Reimplement in terms of
12391 best_match<const char *, const char *>.
12392 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
12393 overload to spellcheck-tree.h.
12394 (find_closest_identifier): Likewise.
12395 (struct edit_distance_traits<T>): New template.
12396 (class best_match): New class.
12398 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12400 * selftest-run-tests.c (selftest::run_tests): Call
12401 selftest::spellcheck_tree_c_tests.
12402 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
12403 * spellcheck-tree.c: Include selftest.h and stringpool.h.
12404 (selftest::test_find_closest_identifier): New function.
12405 (selftest::spellcheck_tree_c_tests): New function.
12406 * spellcheck.c (selftest::test_find_closest_string): Verify that
12407 the order of the vec does not affect the results for this case.
12408 (selftest::test_data): New array.
12409 (selftest::test_metric_conditions): New function.
12410 (selftest::spellcheck_c_tests): Add a test of case-comparison.
12411 Call selftest::test_metric_conditions.
12413 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12415 * config/rs6000/rs6000-builtin.def (commentary): Typo.
12416 (BU_P9_MISC_1): Likewise.
12417 (BU_P9_64BIT_MISC_0): Likewise.
12418 (BU_P9_MISC_0): Likewise.
12420 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12422 * gcc-rich-location.c
12423 (gcc_rich_location::add_fixit_misspelled_id): New method.
12424 * gcc-rich-location.h
12425 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
12427 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
12429 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
12430 FreeBSD 11 and above.
12432 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
12434 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
12436 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12438 * expmed.h: Close parenthesis in "at your option" in copyright
12440 * lower-subreg.h: Likewise.
12442 2016-06-14 Richard Biener <rguenther@suse.de>
12444 PR middle-end/71526
12445 * genmatch.c (expr::gen_transform): Use in_type for comparisons
12448 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12450 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
12452 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
12453 mask+shift version.
12454 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
12456 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
12457 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
12459 2016-06-14 Richard Biener <rguenther@suse.de>
12461 PR tree-optimization/71522
12462 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
12463 copying into float copying.
12465 2016-06-14 Jakub Jelinek <jakub@redhat.com>
12467 PR tree-optimization/71520
12468 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
12469 (replace_block_by): Move user labels from bb1 to bb2.
12471 2016-06-14 Richard Biener <rguenther@suse.de>
12473 PR middle-end/71310
12475 * expr.h (get_bit_range): Declare.
12476 * expr.c (get_bit_range): Export.
12477 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12478 word_mode again to constrain the bitfield access.
12480 2016-06-14 Richard Biener <rguenther@suse.de>
12482 PR tree-optimization/71521
12483 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12484 division int_const_binop against zero divisor.
12486 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12488 * config/i386/i386.md (signbittf2): New expander.
12489 * config/i386/sse.md (ptesttf2): New insn pattern.
12491 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12494 * input.c (selftest::test_reading_source_line): Avoid reading from
12495 __FILE__ by creating a tempfile with known content and reading
12498 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12500 * pretty-print.c (assert_pp_format_colored): Skip the test if
12502 (test_pp_format): Remove comment about GCC_COLORS.
12504 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12506 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12507 * pretty-print.c (assert_pp_format_va): Add location param and use
12508 it with ASSERT_STREQ_AT.
12509 (assert_pp_format): Add location param and pass it to
12510 assert_pp_format_va.
12511 (assert_pp_format_colored): Likewise.
12512 (ASSERT_PP_FORMAT_1): New.
12513 (ASSERT_PP_FORMAT_2): New.
12514 (ASSERT_PP_FORMAT_3): New.
12515 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12516 explicitly, or implicitly via the above macros.
12517 * selftest.c (selftest::pass): Use a selftest::location rather
12518 than file and line.
12519 (selftest::fail): Likewise. Print the function name.
12520 (selftest::fail_formatted): Likewise.
12521 (selftest::assert_streq): Use a selftest::location rather than
12523 * selftest.h (selftest::location): New struct.
12524 (SELFTEST_LOCATION): New macro.
12525 (selftest::pass): Accept a const location & rather than file
12527 (selftest::fail): Likewise.
12528 (selftest::fail_formatted): Likewise.
12529 (selftest::assert_streq): Likewise.
12530 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12531 (ASSERT_FALSE): Likewise.
12532 (ASSERT_EQ): Likewise.
12533 (ASSERT_NE): Likewise.
12534 (ASSERT_STREQ): Likewise.
12535 (ASSERT_PRED1): Likewise.
12536 (ASSERT_STREQ_AT): New macro.
12538 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12540 * selftest.c (selftest::fail_formatted): New function.
12541 (selftest::assert_streq): New function.
12542 * selftest.h (selftests::fail_formatted): New decl.
12543 (selftest::assert_streq): New decl.
12544 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12546 2016-06-13 Jeff Law <law@redhat.com>
12548 PR tree-optimization/71403
12549 * tree-ssa-threadbackward.c
12550 (convert_and_register_jump_thread_path): No longer accept reference
12551 to path. Do not pop items off the path anymore.
12552 (fsm_find_control_statement_thread_paths): Do not allow threading
12553 to a deeper loop nest. Pop the last item off the path here rather
12554 than in convert_and_register_jump_thread_path.
12556 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12557 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12559 [AArch64] Emit division using the Newton series
12561 * config/aarch64/aarch64-protos.h
12562 (cpu_approx_modes): Add new member "division".
12563 (aarch64_emit_approx_div): Declare new function.
12564 * config/aarch64/aarch64.c
12565 (generic_approx_modes): New member "division".
12566 (exynosm1_approx_modes): Likewise.
12567 (xgene1_approx_modes): Likewise.
12568 (aarch64_emit_approx_div): Define new function.
12569 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12570 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12571 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12572 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12574 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12575 Wilco Dijkstra <wilco.dijkstra@arm.com>
12577 [AArch64] Emit square root using the Newton series
12579 * config/aarch64/aarch64-protos.h
12580 (aarch64_emit_approx_rsqrt): Replace with new function
12581 "aarch64_emit_approx_sqrt".
12582 (cpu_approx_modes): New member "sqrt".
12583 * config/aarch64/aarch64.c
12584 (generic_approx_modes): New member "sqrt".
12585 (exynosm1_approx_modes): Likewise.
12586 (xgene1_approx_modes): Likewise.
12587 (aarch64_emit_approx_rsqrt): Replace with new function
12588 "aarch64_emit_approx_sqrt".
12589 (aarch64_override_options_after_change_1): Handle new option.
12590 * config/aarch64/aarch64-simd.md
12591 (rsqrt<mode>2): Use new function instead.
12592 (sqrt<mode>2): New expansion and insn definitions.
12593 * config/aarch64/aarch64.md: Likewise.
12594 * config/aarch64/aarch64.opt
12595 (mlow-precision-sqrt): Add new option description.
12596 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12598 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12600 [AArch64] Add more choices for the reciprocal square root approximation
12602 Allow a target to prefer such operation depending on the operation mode.
12604 * config/aarch64/aarch64-protos.h
12605 (AARCH64_APPROX_MODE): New macro.
12606 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12607 (cpu_approx_modes): New structure.
12608 (tune_params): New member "approx_modes".
12609 * config/aarch64/aarch64-tuning-flags.def
12610 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12611 * config/aarch64/aarch64.c
12612 (generic_approx_modes): New core "cpu_approx_modes" structure.
12613 (exynosm1_approx_modes): Likewise.
12614 (xgene1_approx_modes): Likewise.
12615 (generic_tunings): New member "approx_modes".
12616 (cortexa35_tunings): Likewise.
12617 (cortexa53_tunings): Likewise.
12618 (cortexa57_tunings): Likewise.
12619 (cortexa72_tunings): Likewise.
12620 (exynosm1_tunings): Likewise.
12621 (thunderx_tunings): Likewise.
12622 (xgene1_tunings): Likewise.
12623 (use_rsqrt_p): New argument for the mode and use new member from
12625 (aarch64_builtin_reciprocal): Devise mode from builtin.
12626 (aarch64_optab_supported_p): New argument for the mode.
12627 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12629 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12631 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12632 RS6000_BTM_MODULO flag into the set of flags that are considered
12633 to be part of the common configuration.
12635 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12637 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12638 difference unsigned.
12639 (vec_absdb): New macro for vector absolute difference unsigned
12641 (vec_absdh): New macro for vector absolute difference unsigned
12643 (vec_absdw): New macro for vector absolute difference unsigned word.
12644 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12645 (vadu<mode>3): New insn.
12646 (*p9_vadu<mode>3): New insn.
12647 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12649 (vaduh): New built-in definition.
12650 (vaduw): New built-in definition.
12651 (vadu): New overloaded built-in definition.
12652 (vadub): New overloaded built-in definition.
12653 (vaduh): New overloaded built-in definition.
12654 (vaduw): New overloaded built-in definition.
12655 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12656 overloaded vector absolute difference unsigned functions.
12657 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12658 the ISA 3.0 vector absolute difference unsigned built-in functions.
12660 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12662 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12663 update shared_lookup_references only once after changing operands.
12665 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12667 PR middle-end/71373
12668 * tree-nested.c (convert_nonlocal_omp_clauses)
12669 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12671 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12672 * tree.def (CASE_LABEL_EXPR): Likewise.
12674 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12677 * input.c (test_builtins): Fix an assertion.
12679 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12681 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12682 (paritysi2): Ditto.
12684 (isinf<mode>2): Ditto.
12686 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12688 * ggc-tests.c (test_finalization): Only test need_finalization_p
12689 for GCC_VERSION >= 4003.
12691 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12693 * config/s390/vecintrin.h: Fix file description in comment.
12695 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12697 * config/s390/s390-builtin-types.def: Change builtin type naming
12698 scheme to match builtin-types.def.
12700 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12702 * fold-const.c (optimize_minmax_comparison): Remove.
12703 (fold_comparison): Remove call to the above.
12704 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12705 New transformations.
12707 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12709 PR tree-optimization/71416
12710 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12713 2016-06-13 Martin Liska <mliska@suse.cz>
12715 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12716 (combine_predictions_for_insn): Likewise.
12717 (prune_predictions_for_bb): Likewise.
12718 (combine_predictions_for_bb): Likewise.
12720 2016-06-13 Richard Biener <rguenther@suse.de>
12722 PR tree-optimization/71505
12723 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12724 assert match comment.
12726 2016-06-13 Marek Polacek <polacek@redhat.com>
12728 PR middle-end/71476
12729 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12730 gimplify_switch_expr.
12731 (warn_switch_unreachable_r): New function.
12733 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12736 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12739 2016-06-13 Richard Biener <rguenther@suse.de>
12741 PR middle-end/64516
12742 * fold-const.c (fold_unary_loc): Preserve alignment when
12743 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12745 2016-06-13 Martin Liska <mliska@suse.cz>
12748 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12749 w/ -fsanitize=bounds.
12751 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12753 * config/i386/i386.c (ix86_init_builtins): Calculate
12754 FLOAT128_FTYPE_CONST_STRING function type only once.
12755 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12756 built-in functions are available for x86-32 and x86-64 targets.
12758 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12761 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12762 New primitive type.
12763 (FLOAT128_FTYPE_CONST_STRING): New function type.
12764 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12765 [IX86_BUILTIN_NANSQ]: Ditto.
12766 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12767 (ix86_init_builtin_types): Declare const_string_type_node.
12768 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12770 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12771 * doc/extend.texi (x86 Built-in Functions): Document
12772 __builtin_nanq and __builtin_nansq.
12774 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12777 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12778 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12779 length for pop patterns.
12780 (arm_attr_length_push_multi): Update comments.
12781 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12783 (*pop_multiple_with_writeback_and_return): Likewise.
12784 (*pop_multiple_with_return): Likewise.
12786 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12788 PR middle-end/71310
12789 * fold-const.c (optimize_bit_field_compare): Don't try to use
12790 word_mode unconditionally for reading the bit field, look at
12791 DECL_BIT_FIELD_REPRESENTATIVE instead.
12793 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12795 PR middle-end/71478
12796 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12797 vector integer type.
12799 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12801 PR middle-end/71494
12802 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12803 without LABEL_DECL, set *handled_ops_p to false instead of true.
12805 2016-06-10 Martin Sebor <msebor@redhat.com>
12808 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12809 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12810 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12812 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12813 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12814 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12815 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12816 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12817 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12818 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12819 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12821 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12823 * config/arm/arm.h (pool_vector_label,
12824 return_used_this_function): Remove.
12826 2016-06-10 Jeff Law <law@redhat.com>
12828 PR tree-optimization/71335
12829 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12830 zero length paths here.
12831 (convert_and_register_jump_thread_path): Remove hacks related to
12832 duplicated blocks in the jump thread path.
12833 (fsm_find_control_statement_thread_paths): Avoid putting the same
12834 block on the thread path twice, but ensure the thread path is
12835 unchanged from the caller's point of view.
12837 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12839 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12840 * predict.def (PRED_LOOP_BRANCH): Remove.
12842 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12844 * Makefile.in (OBJS): Add ggc-tests.o.
12845 (GTFILES): Add ggc-tests.c.
12846 * ggc-tests.c: New file.
12847 * selftest-run-tests.c (selftest::run_tests): Call
12848 selftest::ggc_tests_c_tests.
12849 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12851 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12853 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12855 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12858 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12859 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12861 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12863 * profile.c: Include cfgloop.h.
12864 (branch_prob): Compute estimated number of iterations.
12865 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12866 recompute estimate number of iterations from profile.
12868 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12870 PR inline-asm/68843
12871 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12872 must be grouped on top of stack. Don't force early clobber
12873 on ordinary reg outputs.
12875 2016-06-10 Richard Biener <rguenther@suse.de>
12877 * targhooks.c (default_builtin_vectorization_cost): Adjust
12878 vec_construct cost.
12880 2016-06-10 Richard Biener <rguenther@suse.de>
12882 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12883 to fold the RHS to a constant if possible.
12885 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12887 PR middle-end/71373
12888 * tree-nested.c (convert_nonlocal_omp_clauses)
12889 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12890 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12891 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12893 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12895 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12897 * omp-low.c (scan_sharing_clauses): Don't expect
12898 OMP_CLAUSE__CACHE_.
12900 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12902 PR tree-optimization/71407
12903 PR tree-optimization/71416
12904 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12905 BIT_FIELD_REF type.
12907 2016-06-10 Richard Biener <rguenther@suse.de>
12909 PR middle-end/71477
12910 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12912 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12914 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12916 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12917 Jiong Wang <jiong.wang@arm.com>
12919 PR rtl-optimization/70751
12920 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12921 spilled into memory.
12923 2016-06-09 Jonathan Yong <10walls@gmail.com>
12926 2015-09-21 Jonathan Yong <10walls@gmail.com>
12928 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12929 sysroot/usr/lib/32api for additional win32 libraries,
12930 fixes failing Cygwin bootstrapping.
12932 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12934 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12937 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12940 * pretty-print.c (pp_indent): Specify that %p is printed in a
12941 host-dependent manner.
12942 (test_pp_format): Remove the test for %p.
12944 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12946 * config/mips/mips.c (mips_output_jump): Fix formatting.
12948 2016-06-09 Richard Biener <rguenther@suse.de>
12950 PR tree-optimization/71462
12951 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12954 2016-06-09 Martin Liska <mliska@suse.cz>
12956 * predict.c (dump_prediction): Add new argument.
12957 (enum predictor_reason): New enum.
12958 (struct predictor_hash): New struct.
12959 (predictor_hash::hash): New function.
12960 (predictor_hash::equal): Likewise.
12961 (not_removed_prediction_p): New function.
12962 (prune_predictions_for_bb): Likewise.
12963 (combine_predictions_for_bb): Prune predictions.
12965 2016-06-09 Martin Liska <mliska@suse.cz>
12967 * predict.c (filter_predictions): New function.
12968 (remove_predictions_associated_with_edge): Use the filter
12970 (equal_edge_p): New function.
12972 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12974 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12975 Correct usage of @samp vs @option, add @samp where appropriate.
12976 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12977 Add armv6s-m and document it, as it is no official ARM name.
12979 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12981 * ifcvt.c (struct noce_if_info): Add transform_name field.
12982 (noce_try_move): Set if_info->transform_name to the function name.
12983 (noce_try_ifelse_collapse): Likewise.
12984 (noce_try_store_flag): Likewise.
12985 (noce_try_inverse_constants): Likewise.
12986 (noce_try_store_flag_constants): Likewise.
12987 (noce_try_addcc): Likewise.
12988 (noce_try_store_flag_mask): Likewise.
12989 (noce_try_cmove): Likewise.
12990 (noce_try_cmove_arith): Likewise.
12991 (noce_try_minmax): Likewise.
12992 (noce_try_abs): Likewise.
12993 (noce_try_sign_mask): Likewise.
12994 (noce_try_bitop): Likewise.
12995 (noce_convert_multiple_sets): Likewise.
12996 (noce_process_if_block): Print if_info->transform_name to
12997 dump_file if transformation succeeded.
12999 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13001 * config/arm/cortex-a57.md (cortex_a57_alu):
13004 2016-06-08 Martin Sebor <msebor@redhat.com>
13005 Jakub Jelinek <jakub@redhat.com>
13009 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
13010 BUILT_IN_MUL_OVERFLOW_P): New builtins.
13011 * builtins.c: Include gimple-fold.h.
13012 (fold_builtin_arith_overflow): Handle
13013 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
13014 (fold_builtin_3): Likewise.
13015 * doc/extend.texi (Integer Overflow Builtins): Document
13016 __builtin_{add,sub,mul}_overflow_p.
13018 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
13020 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
13021 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
13023 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
13025 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
13026 Rewrite, looking one level down for records and arrays.
13028 2016-06-08 David Malcolm <dmalcolm@redhat.com>
13030 * pretty-print.c: Include "selftest.h".
13031 (pp_format): Fix comment.
13032 (identifier_to_locale): Likewise.
13033 (selftest::test_basic_printing): New function.
13034 (selftest::assert_pp_format): New function.
13035 (selftest::test_pp_format): New function.
13036 (selftest::pretty_print_c_tests): New function.
13037 * selftest-run-tests.c (selftest::run_tests): Call
13038 selftest::pretty_print_c_tests.
13039 * selftest.h (pretty_print_c_tests): New declaration.
13041 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13043 * invoke.texi (max-loop-headers-insns): Document.
13044 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
13045 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
13046 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
13048 2016-06-08 Richard Biener <rguenther@suse.de>
13050 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
13051 on strided SLP loads and fall back to scalar loads in case
13052 we can't chunk them.
13054 2016-06-08 Richard Biener <rguenther@suse.de>
13056 PR tree-optimization/71452
13057 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
13058 type used for the SSA rewrite has enough precision to cover
13059 the dynamic type of the location.
13061 2016-06-08 Jakub Jelinek <jakub@redhat.com>
13062 Richard Biener <rguenther@suse.de>
13065 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
13066 the same as DECL_P (base0) for indirect_base0. Use equality_code
13067 in one further place.
13069 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
13071 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
13072 to one word if the field is known to overlap other words.
13073 (extract_bit_field_1): Likewise.
13074 (store_split_bit_field): Remove compensating code.
13075 (extract_split_bit_field): Likewise.
13077 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
13081 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
13083 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13085 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
13087 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
13088 (arch64_addpv4sf): Delete.
13089 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
13090 "gen_aarch64_addpv4sf".
13091 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
13093 (vpadds_f32): Likewise.
13094 (vpaddq_f32): Likewise.
13095 (vpaddq_f64): Likewise.
13097 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13099 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
13101 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
13102 to VALLF. Rename to "fabd<mode>3".
13103 "*fabd_scalar<mode>3): Delete.
13104 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
13106 (vabdd_f64): Likewise.
13107 (vabd_f32): Likewise.
13108 (vabd_f64): Likewise.
13109 (vabdq_f32): Likewise.
13110 (vabdq_f64): Likewise.
13112 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13114 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
13116 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
13117 "aarch64_rsqrts<mode>".
13118 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
13119 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
13121 (vrsqrtsd_f64): Likewise.
13122 (vrsqrts_f32): Likewise.
13123 (vrsqrts_f64): Likewise.
13124 (vrsqrtsq_f32): Likewise.
13125 (vrsqrtsq_f64): Likewise.
13127 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13129 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
13131 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
13132 "aarch64_rsqrte<mode>".
13133 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
13134 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
13136 (vrsqrted_f64): Likewise.
13137 (vrsqrte_f32): Likewise.
13138 (vrsqrte_f64): Likewise.
13139 (vrsqrteq_f32): Likewise.
13140 (vrsqrteq_f64): Likewise.
13142 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13144 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
13146 (fcvtzs): Likewise.
13147 (fcvtzu): Likewise.
13148 * config/aarch64/aarch64-simd.md
13149 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
13150 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
13151 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
13153 (vcvt_n_f32_u32): Likewise.
13154 (vcvt_n_s32_f32): Likewise.
13155 (vcvt_n_u32_f32): Likewise.
13156 (vcvtq_n_f32_s32): Likewise.
13157 (vcvtq_n_f32_u32): Likewise.
13158 (vcvtq_n_f64_s64): Likewise.
13159 (vcvtq_n_f64_u64): Likewise.
13160 (vcvtq_n_s32_f32): Likewise.
13161 (vcvtq_n_s64_f64): Likewise.
13162 (vcvtq_n_u32_f32): Likewise.
13163 (vcvtq_n_u64_f64): Likewise.
13164 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
13165 (VSDQ_SDI): Likewise.
13166 (fcvt_target): Support V4DI, V4SI and V2SI.
13167 (FCVT_TARGET): Likewise.
13169 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13171 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
13172 (TYPES_BINOP_SUS): Likewise.
13173 (aarch64_simd_builtin_data): Update include file name.
13174 (aarch64_builtins): Likewise.
13175 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
13176 for conversion between scalar float-point and fixed-point.
13178 (fcvtzs): Likewise.
13179 (fcvtzu): Likewise.
13180 * config/aarch64/aarch64.md
13181 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
13182 pattern for conversion between scalar float to fixed-pointer.
13183 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
13184 (UNSPEC_FCVTZS): New UNSPEC enumeration.
13185 (UNSPEC_FCVTZU): Likewise.
13186 (UNSPEC_SCVTF): Likewise.
13187 (UNSPEC_UCVTF): Likewise.
13188 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
13190 (vcvtd_n_f64_u64): Likewise.
13191 (vcvtd_n_s64_f64): Likewise.
13192 (vcvtd_n_u64_f64): Likewise.
13193 (vcvtd_n_f32_s32): Likewise.
13194 (vcvts_n_f32_u32): Likewise.
13195 (vcvtd_n_s32_f32): Likewise.
13196 (vcvts_n_u32_f32): Likewise.
13197 * config/aarch64/iterators.md (fcvt_target): Support integer to float
13199 (FCVT_TARGET): Likewise.
13200 (FCVT_FIXED2F): New iterator.
13201 (FCVT_F2FIXED): Likewise.
13202 (fcvt_fixed_insn): New define_int_attr.
13204 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13206 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
13207 some statements was removed.
13209 2016-06-08 Alan Hayward <alan.hayward@arm.com>
13211 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
13212 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
13213 (vect_can_advance_ivs_p): likewise.
13214 (vect_update_ivs_after_vectorizer): likewise.
13215 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
13216 (vect_analyze_scalar_cycles_1): likewise.
13217 (vect_analyze_loop_operations): likewise.
13218 (report_vect_op): likewise.
13219 (vect_is_slp_reduction): likewise.
13220 (vect_is_simple_reduction): likewise.
13221 (get_initial_def_for_induction): likewise.
13222 (vect_transform_loop): likewise.
13223 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
13224 (vect_recog_sad_pattern): likewise.
13225 (vect_recog_widen_sum_pattern): likewise.
13226 (vect_recog_widening_pattern): likewise.
13227 (vect_recog_divmod_pattern): likewise.
13228 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
13229 (vect_analyze_slp_instance): likewise.
13230 (vect_transform_slp_perm_load): likewise.
13231 (vect_schedule_slp_instance): likewise.
13233 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13235 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
13236 (return_prediction): PRED_CONST_RETURN predict return as not taken.
13237 * predict.def (PRED_CONTINUE): Change hitrate 50->67
13238 (PRED_LOOP_BRANCH): Document predictor as broken.
13239 (PRED_LOOP_EXIT): Change hitrate 91->92.
13240 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
13241 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
13242 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
13243 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
13244 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
13245 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
13246 (PRED_CALL): Chane hitrate 71->67.
13247 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
13248 (PRED_GOTO): Document as unused right now.
13249 (PRED_CONST_RETURN): Change hitrate 67->69
13250 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
13251 (PRED_NULL_RETURN): Change hitrate 91->90.
13252 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
13253 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
13254 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
13256 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
13258 * config/rs6000/altivec.h: Add __builtin_vec_mul.
13259 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
13260 special case Altivec builtin.
13261 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
13262 VSX_BUILTIN_VEC_MUL (replaced with special case code).
13263 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13264 code for ALTIVEC_BUILTIN_VEC_MUL.
13265 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13266 for __builtin_vec_mul.
13268 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
13270 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
13273 2016-06-07 David Malcolm <dmalcolm@redhat.com>
13275 * spellcheck.c (selftest::test_find_closest_string): New function.
13276 (spellcheck_c_tests): Call the above.
13278 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13280 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
13282 2016-06-07 Jakub Jelinek <jakub@redhat.com>
13284 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
13285 Yv=Yv,C alternatives.
13287 2016-06-07 Richard Biener <rguenther@suse.de>
13290 * common.opt (ffast-math): Make Optimization.
13292 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
13293 Prachi Godbole <prachi.godbole@imgtec.com>
13295 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
13296 `fabs' and `fneg' type attributes.
13297 (p5600_fpu_fabs): Add `fmove' to the comment.
13299 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13301 * gimple.c: Include builtins.h
13302 (gimple_inexpensive_call_p): New function.
13303 * gimple.h (gimple_inexpensive_call_p): Declare.
13304 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
13305 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
13308 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
13310 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
13311 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
13312 warning_at_rich_loc, warning_n, pedwarn, permerror,
13313 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
13314 sorry, fatal_error, internal_error, internal_error_no_backtrace):
13317 2016-06-07 Richard Biener <rguenther@suse.de>
13319 PR tree-optimization/71428
13320 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
13321 BIT_FIELD_REF op vs. load.
13323 2016-06-07 Richard Biener <rguenther@suse.de>
13325 PR middle-end/71423
13326 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
13329 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13331 * config/pa/pa.md (call): Generate indirect long calls to non-local
13332 functions on TARGET_64BIT.
13333 (call_value): Likewise.
13335 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13337 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
13338 pattern and subsequent splitters.
13339 (call_val_reg_64bit_post_reload): Likewise.
13341 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13343 PR middle-end/71408
13344 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
13345 propagate_op_to_single_use.
13347 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13349 PR middle-end/71281
13350 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
13352 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
13354 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
13355 (enum x86_dirflag_state): New enum.
13356 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
13357 (machine_function): Remove needs_cld.
13358 (ix86_current_function_needs_cld): Remove.
13359 * config/i386/i386.c (ix86_set_func_type): Set
13360 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
13361 (ix86_expand_prologue): Do not emit CLD here.
13362 (ix86_dirflag_mode_needed): New function.
13363 (ix86_dirflag_mode_entry): Ditto.
13364 (ix86_mode_needed): Handle X86_DIRFLAG entity.
13365 (ix86_mode_after): Ditto.
13366 (ix86_mode_entry): Ditto.
13367 (ix86_mode_exit): Ditto.
13368 (ix86_emit_mode_set): Ditto.
13369 * config/i386/i386.md (strmov_singleop): Set
13370 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
13371 Do not set ix86_current_function_needs_cld.
13373 (strset_singleop): Ditto.
13375 (cmpstrnqi_nz_1): Ditto.
13376 (cmpstrnqi_1): Ditto.
13377 (strlenqi_1): Ditto.
13379 2016-06-06 Jakub Jelinek <jakub@redhat.com>
13381 PR tree-optimization/71259
13382 * tree-vect-slp.c (vect_get_constant_vectors): For
13383 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
13384 one for constant op, and use COND_EXPR for non-constant.
13386 2016-06-06 David Malcolm <dmalcolm@redhat.com>
13388 * Makefile.in (OBJS): Add function-tests.o,
13389 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
13390 selftest-run-tests.o.
13391 (OBJS-libcommon): Add selftest.o.
13392 (OBJS-libcommon-target): Add selftest.o.
13393 (all.internal): Add "selftest".
13394 (all.cross): Likewise.
13395 (selftest): New phony target.
13396 (s-selftest): New target.
13397 (selftest-gdb): New phony target.
13398 (COLLECT2_OBJS): Add selftest.o.
13399 * bitmap.c: Include "selftest.h".
13400 (selftest::test_gc_alloc): New function.
13401 (selftest::test_set_range): New function.
13402 (selftest::test_clear_bit_in_middle): New function.
13403 (selftest::test_copying): New function.
13404 (selftest::test_bitmap_single_bit_set_p): New function.
13405 (selftest::bitmap_c_tests): New function.
13406 * common.opt (fself-test): New.
13407 * diagnostic-show-locus.c: Include "selftest.h".
13408 (make_range): New function.
13409 (test_range_contains_point_for_single_point): New function.
13410 (test_range_contains_point_for_single_line): New function.
13411 (test_range_contains_point_for_multiple_lines): New function.
13412 (assert_eq): New function.
13413 (test_get_line_width_without_trailing_whitespace): New function.
13414 (selftest::diagnostic_show_locus_c_tests): New function.
13415 * et-forest.c: Include "selftest.h".
13416 (selftest::test_single_node): New function.
13417 (selftest::test_simple_tree): New function.
13418 (selftest::test_disconnected_nodes): New function.
13419 (selftest::et_forest_c_tests): New function.
13420 * fold-const.c: Include "selftest.h".
13421 (selftest::assert_binop_folds_to_const): New function.
13422 (selftest::assert_binop_folds_to_nonlvalue): New function.
13423 (selftest::test_arithmetic_folding): New function.
13424 (selftest::fold_const_c_tests): New function.
13425 * function-tests.c: New file.
13426 * gimple.c: Include "selftest.h".
13427 Include "gimple-pretty-print.h".
13428 (selftest::verify_gimple_pp): New function.
13429 (selftest::test_assign_single): New function.
13430 (selftest::test_assign_binop): New function.
13431 (selftest::test_nop_stmt): New function.
13432 (selftest::test_return_stmt): New function.
13433 (selftest::test_return_without_value): New function.
13434 (selftest::gimple_c_tests): New function.
13435 * hash-map-tests.c: New file.
13436 * hash-set-tests.c: New file.
13437 * input.c: Include "selftest.h".
13438 (selftest::assert_loceq): New function.
13439 (selftest::test_accessing_ordinary_linemaps): New function.
13440 (selftest::test_unknown_location): New function.
13441 (selftest::test_builtins): New function.
13442 (selftest::test_reading_source_line): New function.
13443 (selftest::input_c_tests): New function.
13444 * rtl-tests.c: New file.
13445 * selftest-run-tests.c: New file.
13446 * selftest.c: New file.
13447 * selftest.h: New file.
13448 * spellcheck.c: Include "selftest.h".
13449 (selftest::levenshtein_distance_unit_test_oneway): New function,
13450 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
13451 (selftest::levenshtein_distance_unit_test): Likewise.
13452 (selftest::spellcheck_c_tests): Likewise.
13453 * toplev.c: Include selftest.h.
13454 (toplev::run_self_tests): New.
13455 (toplev::main): Handle -fself-test.
13456 * toplev.h (toplev::run_self_tests): New.
13457 * tree.c: Include "selftest.h".
13458 (selftest::test_integer_constants): New function.
13459 (selftest::test_identifiers): New function.
13460 (selftest::test_labels): New function.
13461 (selftest::tree_c_tests): New function.
13462 * tree-cfg.c: Include "selftest.h".
13463 (selftest::push_fndecl): New function.
13464 (selftest::test_linear_chain): New function.
13465 (selftest::test_diamond): New function.
13466 (selftest::test_fully_connected): New function.
13467 (selftest::tree_cfg_c_tests): New function.
13468 * vec.c: Include "selftest.h".
13469 (selftest::safe_push_range): New function.
13470 (selftest::test_quick_push): New function.
13471 (selftest::test_safe_push): New function.
13472 (selftest::test_truncate): New function.
13473 (selftest::test_safe_grow_cleared): New function.
13474 (selftest::test_pop): New function.
13475 (selftest::test_safe_insert): New function.
13476 (selftest::test_ordered_remove): New function.
13477 (selftest::test_unordered_remove): New function.
13478 (selftest::test_block_remove): New function.
13479 (selftest::reverse_cmp): New function.
13480 (selftest::test_qsort): New function.
13481 (selftest::vec_c_tests): New function.c.
13482 * wide-int.cc: Include selftest.h and wide-int-print.h.
13483 (selftest::from_int <wide_int>): New function.
13484 (selftest::from_int <offset_int>): New function.
13485 (selftest::from_int <widest_int>): New function.
13486 (selftest::assert_deceq): New function.
13487 (selftest::assert_hexeq): New function.
13488 (selftest::test_printing <VALUE_TYPE>): New function template.
13489 (selftest::test_ops <VALUE_TYPE>): New function template.
13490 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13491 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13493 (selftest::wide_int_cc_tests): New function.
13495 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13497 PR middle-end/37780
13498 * ifcvt.c (noce_try_ifelse_collapse): New function.
13500 (noce_process_if_block): Call noce_try_ifelse_collapse.
13501 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13502 (simplify_ternary_operation): Use the above to simplify
13503 conditional CLZ/CTZ expressions.
13505 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13507 PR middle-end/37780
13508 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13509 define_insn_and_split.
13511 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13513 PR middle-end/37780
13514 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13516 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13519 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13520 Implicitly clobber memory for basic asm with non-empty assembler
13521 string. Use targetm.md_asm_adjust also here.
13522 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13523 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13524 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13525 non-empty assembler string.
13526 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13527 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13528 (decode_asm_operands): Handle basic asm in PARALLEL block.
13529 (extract_insn): Handle basic asm in PARALLEL block.
13530 * doc/extend.texi: Mention new behavior of basic asm.
13531 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13532 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13533 branch_needs_nop_p): Use asm_noperands.
13535 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13537 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13538 Include the M7 SPARC DFA scheduler.
13539 New attribute v3pipe.
13540 Annotate insns with v3pipe where appropriate.
13541 Define cpu_feature vis4.
13542 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13543 Add (V8QI "8") to vbits.
13544 Add insns {add,sub}v8qi3
13545 Add insns ss{add,sub}v8qi3
13546 Add insns us{add,sub}{v8qi,v4hi}3
13547 Add insns {min,max}{v8qi,v4hi,v2si}3
13548 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13549 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13550 * config/sparc/niagara4.md: Add a comment explaining the
13551 discrepancy between the documented latenty numbers and the
13553 * config/sparc/niagara7.md: New file.
13554 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13555 supports SPARC5 and VIS 4.0 instructions.
13556 * configure: Regenerate.
13557 * config.in: Likewise.
13558 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13559 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13560 TARGET_CPU_niagara7.
13561 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13562 (CPP_CPU_SPEC): Handle niagara7.
13563 (ASM_CPU_SPEC): Likewise.
13564 * config/sparc/sparc-opts.h (processor_type): Add
13565 PROCESSOR_NIAGARA7.
13566 (mvis4): New option.
13567 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13568 (AS_NIAGARA7_FLAG): Define.
13569 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13570 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13571 (CPP_CPU_SPEC): Handle niagara7.
13572 (ASM_CPU_SPEC): Likewise.
13573 * config/sparc/sparc.c (niagara7_costs): Define.
13574 (sparc_option_override): Handle niagara7 and adjust cache-related
13575 parameters with better values for niagara cpus. Also support VIS4.
13576 (sparc32_initialize_trampoline): Likewise.
13577 (sparc_use_sched_lookahead): Likewise.
13578 (sparc_issue_rate): Likewise.
13579 (sparc_register_move_cost): Likewise.
13580 (dump_target_flag_bits): Support VIS4.
13581 (sparc_vis_init_builtins): Likewise.
13582 (sparc_builtins): Likewise.
13583 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13585 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13587 * config/sparc/sparc.opt (sparc_processor_type): New value
13589 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13591 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13593 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13596 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13598 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13600 2016-06-06 Richard Biener <rguenther@suse.de>
13602 PR tree-optimization/71398
13603 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13606 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13608 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13609 ft32_expand_prolog, ft32_expand_epilogue):
13610 Handle pretend_args.
13611 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13612 * config/ft32/ft32.md: Add pretend_returner.
13614 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13617 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13618 Copy op1 RTX to avoid invalid sharing.
13619 (ix86_expand_vector_move_misalign): Ditto.
13621 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13623 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13626 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13628 * predict.c (predicted_by_loop_heuristics_p): New function.
13629 (predict_iv_comparison): Use it.
13630 (predict_loops): Walk from innermost loops; do not predict edges
13631 leaving multiple loops multiple times; implement
13632 PRED_LOOP_ITERATIONS_MAX heuristics.
13633 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13635 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13637 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13638 only edges out of BB are EH edges.
13640 2016-06-04 Martin Sebor <msebor@redhat.com>
13641 Marcin Baczyński <marbacz@gmail.com>
13644 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13645 a void expression in a void function.
13647 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13649 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13650 aux; dump reasons of decisions.
13651 (should_duplicate_loop_header_p): Likewise.
13652 (do_while_loop_p): Likewise.
13653 (ch_base::copy_headers): Dump asi num insns duplicated.
13655 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13657 PR tree-optimization/71405
13658 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13659 incompatible type, build a new clobber with the right type instead
13660 of building a VIEW_CONVERT_EXPR around it.
13662 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13664 PR tree-optimization/52171
13665 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13666 by_pieces_ninsns instead of move_by_pieces_ninsns.
13668 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13670 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13671 for reg+reg addressing mode.
13673 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13675 * rs6000-c.c (c/c-tree.h): Add #include.
13676 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13677 in C++ when found in the base position of vec_ld or vec_st.
13679 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13681 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13682 use of profile unless profile status is PROFILE_READ.
13683 * profile.c (compute_branch_probabilities): Set profile status
13684 only after reporting predictor hitrates.
13686 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13690 * common.opt (ffp-int-builtin-inexact): New option.
13691 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13692 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13693 (ceil@var{m}2): Document dependence on this option.
13694 * ipa-inline-transform.c (inline_call): Handle
13695 flag_fp_int_builtin_inexact.
13696 * ipa-inline.c (can_inline_edge_p): Likewise.
13697 * config/i386/i386.md (rintxf2): Do not test
13698 flag_unsafe_math_optimizations.
13699 (rint<mode>2_frndint): New define_insn.
13700 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13701 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13702 for 387 instead of extending and truncating.
13703 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13704 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13705 Change to frndint<mode>2_<rounding>.
13706 (frndintxf2_<rounding>_i387): Likewise. Change to
13707 frndint<mode>2_<rounding>_i387.
13708 (<rounding_insn>xf2): Likewise.
13709 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13710 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13711 x87. Test TARGET_ROUND || !flag_trapping_math ||
13712 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13713 SSE. Use ROUND_NO_EXC in constant operand of
13714 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13715 for 387 instead of extending and truncating.
13717 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13718 Julia Koval <julia.koval@intel.com>
13730 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13731 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13732 all registers, except for function return registers if there are
13733 no caller-saved registers.
13734 (ix86_set_func_type): New function.
13735 (ix86_set_current_function): Call ix86_set_func_type to set
13736 no_caller_saved_registers and func_type. Call reinit_regs if
13737 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13738 nor x87 instructions in interrupt handler nor function with
13739 no_caller_saved_registers attribute.
13740 (ix86_function_ok_for_sibcall): Return false if there are no
13741 caller-saved registers.
13742 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13744 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13745 (ix86_function_arg): Return special arguments in interrupt handler.
13746 (ix86_promote_function_mode): Promote pointer to word_mode only
13747 for normal functions.
13748 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13750 (ix86_epilogue_uses): New function.
13751 (ix86_hard_regno_scratch_ok): Likewise.
13752 (ix86_save_reg): Preserve all registers in interrupt handler
13753 after reload. Preserve all registers, except for function return
13754 registers, if there are no caller-saved registers after reload.
13755 (find_drap_reg): Always use callee-saved register if there are
13756 no caller-saved registers.
13757 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13758 for interrupt handler.
13759 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13760 Emit cld instruction if stringops are used in interrupt handler
13761 or interrupt handler isn't a leaf function.
13762 (ix86_expand_epilogue): Generate interrupt return for interrupt
13763 handler and pop the 'ERROR_CODE' off the stack before interrupt
13764 return in exception handler.
13765 (ix86_expand_call): Disallow calling interrupt handler directly.
13766 If there are no caller-saved registers, mark all registers that
13767 are clobbered by the call which returns as clobbered.
13768 (ix86_handle_no_caller_saved_registers_attribute): New function.
13769 (ix86_handle_interrupt_attribute): Likewise.
13770 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13772 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13773 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13774 accumulation in interrupt function if stack may be realigned to
13776 (EPILOGUE_USES): New.
13777 (function_type): New enum.
13778 (machine_function): Add func_type and no_caller_saved_registers.
13779 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13780 (interrupt_return): New pattern.
13781 * doc/extend.texi: Document x86 interrupt and
13782 no_caller_saved_registers attributes.
13784 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13786 PR tree-optimization/52171
13787 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13788 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13789 Look for constant strings. Move some code to emit_block_cmp_hints
13791 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13792 * defaults.h (COMPARE_MAX_PIECES): New macro.
13793 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13794 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13795 (clear_by_pieces_1): Don't declare. Move definition before use.
13796 (can_do_by_pieces): New static function.
13797 (can_move_by_pieces): Use it. Return bool.
13798 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13799 OP. All callers changed. Handle COMPARE_BY_PIECES.
13800 (class pieces_addr); New.
13801 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13802 pieces_addr::adjust, pieces_addr::increment_address,
13803 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13805 (class op_by_pieces_d): New.
13806 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13808 (class move_by_pieces_d, class compare_by_pieces_d,
13809 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13810 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13811 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13812 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13813 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13814 compare_by_pieces_d::finish_mode): New member functions.
13815 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13817 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13818 (emit_block_cmp_hints): New function.
13819 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13820 use the newly defined classes.
13821 * expr.h (by_pieces_constfn): New typedef.
13822 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13823 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13824 (move_by_pieces_ninsns): Don't declare.
13825 (can_move_by_pieces): Change return value to bool.
13826 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13827 (compare_by_pieces_branch_ratio): New hook.
13828 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13829 (by_pieces_ninsns): Declare.
13830 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13832 (default_compare_by_pieces_branch_ratio): New function.
13833 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13834 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13835 * doc/tm.texi: Regenerate.
13836 * tree-ssa-strlen.c: Include "builtins.h".
13837 (handle_builtin_memcmp): New static function.
13838 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13839 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13841 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13843 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13844 relevant stmts which are simple and invariant.
13845 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13846 instead of simple and invariant
13848 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13850 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13851 (vectorizable_reduction): Check for new relevant state.
13852 (vectorizable_live_operation): vectorize live stmts using
13853 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13854 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13855 (vect_stmt_relevant_p): Check for stmts which are only used live.
13856 (process_use): Use of a stmt does not inherit it's live value.
13857 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13858 (vect_analyze_stmt): Check for new relevant state.
13859 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13860 outside the loop, but not inside it.
13862 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13864 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13865 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13866 (vect_get_vec_def_for_operand): Split out code.
13868 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13870 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13872 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13874 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13876 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13878 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13880 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13882 PR middle-end/71387
13883 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13884 to noreturn e->callee->decl that has void return type and void
13885 arguments, adjust gimple_call_fntype and remove lhs even if it had
13886 previously addressable type.
13888 2016-06-02 Jeff Law <law@redhat.com>
13890 PR tree-optimization/71328
13891 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13892 error when checking for a jump back onto the copied path.
13894 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13896 * config/microblaze/microblaze.c (get_branch_target): Add return
13897 NULL_RTX for the non-CALL_P case.
13898 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13899 (insert_wic): Remove unused local "j".
13901 2016-06-02 Martin Liska <mliska@suse.cz>
13903 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13905 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13906 Julia Koval <julia.koval@intel.com>
13908 * function.c (assign_parm_setup_stack): Force source into a
13909 register if needed.
13910 * target.def (function_incoming_arg): Update documentation to
13911 allow arbitrary address computation based on hard register.
13912 * doc/tm.texi: Regenerated.
13914 2016-06-02 Martin Liska <mliska@suse.cz>
13916 * predict.c (combine_predictions_for_bb): Fix first match in
13917 cases where a first predictor contains more than one occurence
13918 in list of predictors. Take the best value in such case.
13920 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13922 PR rtl-optimization/71295
13923 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13924 offset would go over the size of the inner mode reject it.
13926 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13928 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13929 x=x,x and v=v,m instead of x=x,m.
13931 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13932 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13933 alternative to v=rm,C.
13935 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13936 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13937 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13938 instead of vex for the last two above mentioned alternatives.
13940 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13943 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13945 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13947 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13949 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13951 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13952 from int to unsigned.
13954 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13956 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13957 alternatives, eliminating preferred register class. Add support
13958 for the MTVSRDD instruction in ISA 3.0.
13959 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13960 reg_or_indexed_operand.
13961 (vsx_splat_v4sf_internal): Likewise.
13963 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13966 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13967 for loading up all 0's or all 1's.
13969 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13971 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13973 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13975 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13977 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13978 * gcc.c (set_source_date_epoch_envvar): New function, sets
13979 the SOURCE_DATE_EPOCH environment variable to the current time.
13981 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13983 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13984 the factor for live Phi nodes.
13986 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13988 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13989 * tree-parloops.c (parallelize_loops): likewise.
13990 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13991 tree_unswitch_outer_loop): likewise.
13993 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13995 PR middle-end/71371
13996 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13997 around creation of the temporary.
13999 2016-06-01 Richard Biener <rguenther@suse.de>
14001 PR tree-optimization/71366
14002 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
14003 (unloop_loops): Move removing edges here ...
14004 (try_unroll_loop_completely): ... from here.
14005 (try_peel_loop): ... and here.
14006 (tree_unroll_loops_completely_1): Track parent loops via
14007 bitmap of header BBs.
14008 (tree_unroll_loops_completely): Adjust for that.
14010 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14012 * config/rs6000/altivec.h (vec_slv): New macro.
14013 (vec_srv): New macro.
14014 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
14015 (UNSPEC_VSRV): New value.
14018 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
14019 (vsrv): New builtin definition.
14020 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
14021 define argument types for new builtin.
14022 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
14024 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
14027 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
14028 Jocelyn Mayer <l_indien@magic.fr>
14031 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
14032 detect processor family for signature_CENTAUR_ebx.
14033 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
14034 signature_CENTAUR_ebx.
14035 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
14036 <default>: Pass x86-64 for has_longmode.
14038 2016-06-01 Nathan Sidwell <nathan@acm.org>
14040 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
14043 2016-06-01 Richard Biener <rguenther@suse.de>
14045 PR tree-optimization/71261
14046 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
14047 of stmts successfully put in the bool pattern. Remove
14048 single-use restriction.
14049 (adjust_bool_pattern_cast): Add cast at the use site via the
14050 pattern def sequence.
14051 (adjust_bool_pattern): Remove recursion, maintain a hash-map
14052 of patterned defs. Use the pattern def seqence instead of
14053 multiple independent patterns.
14054 (sort_after_uid): New qsort compare function.
14055 (adjust_bool_stmts): New function to process stmts in the bool
14056 pattern in IL order.
14057 (vect_recog_bool_pattern): Adjust.
14058 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
14059 (ifcvt_walk_pattern_tree): Likewise.
14060 (stmt_is_root_of_bool_pattern): Likewise.
14061 (ifcvt_repair_bool_pattern): Likewise.
14062 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
14064 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14066 * loop-unroll.c (decide_unroll_constant_iterations,
14067 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
14068 likely upper bounds.
14069 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
14071 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
14073 * tree-core.h (enum omp_clause_code): Remove
14074 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
14076 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14078 * config/arm/sync.md (arm_store_exclusive<mode>):
14079 Use 'H' output modifier on operands[2] rather than creating a new
14080 entry in out-of-bounds memory of the operands array.
14081 (arm_store_release_exclusivedi): Likewise.
14083 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14085 * config/arm/arm.c (arm_fusion_enabled_p): New function.
14086 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
14087 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
14088 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14090 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14092 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
14093 into account live statements for mask producers.
14095 2016-06-01 Richard Biener <rguenther@suse.de>
14097 PR tree-optimization/71311
14098 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
14099 restrict to non-INTEGER_CST @0.
14101 2016-06-01 Richard Biener <rguenther@suse.de>
14103 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
14104 (relational patterns): Use :c to avoid pattern duplications.
14106 2016-06-01 Richard Biener <rguenther@suse.de>
14108 * genmatch.c (comparison_code_p): New predicate.
14109 (swap_tree_comparison): New function.
14110 (commutate): Add for_vec parameter to append new for entries.
14111 Support commutating relational operators by swapping it alongside
14113 (lower_commutative): Adjust.
14114 (dt_simplify::gen): Do not pass artificial operators to gen
14116 (decision_tree::gen): Do not add artificial operators as parameters.
14117 (parser::parse_expr): Verify operator commutativity when :c is
14118 applied. Allow :C to override this.
14119 * match.pd: Adjust patterns to use :C instead of :c where required.
14121 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
14123 PR tree-optimization/71077
14124 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
14125 the combining step, use boolean_false_node and boolean_true_node
14126 as the designated false/true return values.
14128 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14130 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
14131 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
14132 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
14135 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14137 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
14138 of flags impliying the register renaming.
14139 * toplev.c (process_options): Do not imply flag_rename_registers with
14142 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14144 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
14145 default implementation.
14147 2016-05-31 Nathan Sidwell <nathan@acm.org>
14149 * dwarf2out.c (cur_line_info_table): Add GTY marker.
14151 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14153 * config/sh/constraints.md (b): Remove constraint.
14154 * config/sh/predicates.md (arith_reg_operand): Remove
14156 * config/sh/sh-modes.def (PDI): Remove.
14157 * config/sh/sh.c (sh_target_reg_class,
14158 sh_optimize_target_register_callee_saved): Remove functions.
14159 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
14160 (sh_expand_epilogue): Update comment.
14161 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
14162 sh_secondary_reload): Remove TARGET_REGS related code.
14163 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
14164 TARGET_REGISTER_P): Remove macros.
14165 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
14166 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
14167 TR1_REG, TR2_REG): Remove constants.
14168 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
14170 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14172 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
14173 define_expand patterns.
14174 (adddi3_compact): Rename to adddi3.
14175 (subdi3_compact): Rename to subdi3.
14176 (*negdi2): Rename to negdi2.
14177 (*abs<mode>2): Rename to abs<mode>2.
14179 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14181 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
14182 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
14183 (atomic_sub_fetchsi): ... this new pattern.
14184 (mvtc): Add CC_REG clobber.
14186 2016-05-31 Marek Polacek <polacek@redhat.com>
14188 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
14190 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14192 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
14193 aarch64_fusion_enabled_p to check for fusion capabilities.
14195 2016-05-31 Richard Biener <rguenther@suse.de>
14197 PR tree-optimization/71352
14198 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
14199 minus one and a negate.
14201 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14203 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
14204 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
14206 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
14207 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
14208 Remove use of aarch64_simd_attr_length_move, set length attribute
14210 (*aarch64_be_movoi): Likewise.
14211 (*aarch64_be_movci): Likewise.
14212 (*aarch64_be_movxi): Likewise.
14214 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14216 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
14217 It no longer does that.
14218 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
14220 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
14222 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
14223 attribute __unused__.
14225 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
14227 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
14228 * config/arm/arm.c (arm_arch_thumb1): Define.
14229 (arm_option_override): Initialize arm_arch_thumb1.
14230 * config/arm/arm.h (arm_arch_thumb1): Declare.
14231 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
14232 support Thumb-1 ISA.
14234 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
14237 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
14238 `Yv' for scalar operand.
14240 2016-05-31 Tom de Vries <tom@codesourcery.com>
14242 PR tree-optimization/69068
14243 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
14244 phis with more than two args.
14246 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
14248 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
14249 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
14252 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
14254 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
14256 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14258 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
14259 cpu_32, cpu_64, tune_32 and tune_64.
14260 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
14262 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
14264 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
14266 2016-05-30 Andi Kleen <ak@linux.intel.com>
14268 * auto-profile.c (read_profile): Replace asserts with errors
14269 when file does not exist.
14270 * gcov-io.c (gcov_read_words): Dito.
14272 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14274 * tree-cfg.c (print_loop): Print likely upper bounds.
14276 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14278 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
14279 * opts.c (default_options): Enable peel loops at -O3.
14280 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
14281 (try_peel_loop): Do not re-peel already peeled loops;
14282 use likely upper bounds; fix profile updating.
14283 (pass_complete_unroll::execute): Initialize peeled_loops.
14285 2016-05-30 Martin Liska <mliska@suse.cz>
14287 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
14288 computed costs by frequency of BB they belong to.
14289 (get_scaled_computation_cost_at): New function.
14291 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
14292 Marc Glisse <marc.glisse@inria.fr>
14294 PR tree-optimization/71289
14295 * match.pd (-1 / B < A, A > -1 / B): New transformations.
14297 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14299 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
14301 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14303 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
14304 for peeled copies; avoid underflow when updating estimates; correctly
14305 scale loop profile.
14307 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14309 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
14310 r236875. Corrected oe3 to oe2 as obvious.
14312 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14314 PR middle-end/71269
14315 PR middle-end/71252
14316 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
14317 that inserted stmt will not dominate stmts that defines its operand.
14318 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
14319 (rewrite_expr_tree_parallel): Likewise.
14321 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14323 PR middle-end/71252
14324 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
14325 all fields including stmt_to_insert are swapped.
14327 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14329 * predict.h (force_edge_cold): Declare.
14330 * predict.c (force_edge_cold): New function.
14331 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
14333 (canonicalize_loop_induction_variables): Fix formating.
14335 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
14337 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
14338 (visium_expand_copysign): Use gen_int_mode directly.
14339 (visium_compute_frame_size): Minor tweaks.
14341 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14343 * tree-vect-loop.c (vect_analyze_loop_2): Use
14344 likely_max_stmt_executions_int.
14346 2016-05-30 Tom de Vries <tom@codesourcery.com>
14348 PR tree-optimization/69067
14349 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
14351 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
14354 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
14355 New peepholes to remove unneeded fild/fistp pairs.
14356 (define_peephole2 atomic_loaddi_fpu): Ditto.
14358 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14360 * predict.c (maybe_hot_frequency_p): Avoid division.
14362 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14364 * doc/install.texi: Use https for shop.fsf.org.
14366 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14368 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
14369 likely_max_stmt_executions_int.
14371 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14373 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
14374 likely_max_stmt_executions_int.
14376 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14378 * profile.c (compute_branch_probabilities): Do not report hitrates
14380 (branch_prob): Report hitrates here.
14381 * predict.c (gimple_predict_edge): Do not assert profile status;
14382 fix formatting issues.
14384 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14386 * predict.c (edge_predicted_by_p): New function.
14387 (predict_paths_for_bb): Do not put multiple predictions of the same type
14390 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14392 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
14395 2016-05-28 Alan Modra <amodra@gmail.com>
14397 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
14399 2016-05-28 Alan Modra <amodra@gmail.com>
14401 PR rtl-optimization/71275
14402 * ira.c (ira): Free dominance info.
14404 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
14406 * doc/sourcebuild.texi: New address for upstream Go repository.
14408 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
14410 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
14411 (TARGET_ARM_V7M): Likewise.
14413 2016-05-26 Jeff Law <law@redhat.com>
14415 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
14416 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14417 * passes.def: Add jump threading passes before DOM/VRP.
14418 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
14419 argument to a basic block from an edge. Remove tests which are
14421 (pass_data_thread_jumps, class pass_thread_jumps): New.
14422 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
14423 (make_pass_thread_jumps): Likewise.
14424 * tree-pass.h (make_pass_thread_jumps): Declare.
14426 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
14428 * config/visium/visium-protos.h (split_double_move): Rename into...
14429 (visium_split_double_move): ...this.
14430 (visium_split_double_add): Declare.
14431 * config/visium/visium.c (split_double_move): Rename into...
14432 (visium_split_double_move): ...this.
14433 (visium_split_double_add): New function.
14434 (visium_expand_copysign): Renumber operands for consistency.
14435 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
14436 (DFmode move splitter): Likewise.
14437 (*addi3_insn): Split by means of visium_split_double_add.
14438 (*adddi3_insn_flags): Delete.
14439 (*plus_plus_sltu<subst_arith>): New insn.
14440 (*subdi3_insn): Split by means of visium_split_double_add.
14441 (subdi3_insn_flags): Delete.
14442 (*minus_minus_sltu<subst_arith>): New insn.
14443 (*negdi2_insn): Split by means of visium_split_double_add.
14444 (*negdi2_insn_flags): Delete.
14446 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
14448 * configure.ac: Treat a --with-headers option without argument
14449 the same as the default (i.e. consult sys-include directory).
14450 * configure: Regenerate.
14452 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14454 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
14455 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
14457 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
14458 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14460 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14463 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
14464 tree-stdarg analysis results.
14465 (aarch64_setup_incoming_varargs): Likewise.
14467 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14469 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
14470 va_list_gpr_counter_field and va_list_fpr_counter_field.
14472 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14475 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14476 * config/aarch64/aarch64.c
14477 (aarch64_cannot_change_mode_class): Remove function.
14478 * config/aarch64/aarch64-protos.h
14479 (aarch64_cannot_change_mode_class): Remove.
14481 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14483 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14484 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14485 get_likely_max_loop_iterations_int): New.
14486 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14487 any_likely_upper_bound.
14488 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14490 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14491 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14493 (unroll_loop_constant_iterations): Likewise.
14494 (unroll_loop_runtime_iterations): Likewise.
14495 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14496 * lto-streamer-out.c (output_cfg): Likewise.
14497 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14499 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14500 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14501 (likely_max_loop_iterations): New.
14502 (likely_max_loop_iterations_int): New.
14503 (likely_max_stmt_executions): New.
14504 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14505 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14506 likely_max_stmt_executions): Declare.
14508 2016-05-27 Marek Polacek <polacek@redhat.com>
14510 PR middle-end/71308
14511 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14513 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14515 * config/s390/s390.md (2x risbg splitters): Use
14516 reg_overlap_mentioned_p instead of rtx_equal_p.
14518 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14520 * combine.c (make_compound_operation): Take known zero bits into
14521 account when checking for possible zero_extend.
14523 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14525 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14526 Use const_int_operand for operand 2 predicate. Simplify expand code
14529 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14531 PR middle-end/71279
14532 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14535 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14537 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14538 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14539 that returns CC_SESWPmode and CC_ZESWPmode.
14540 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14542 (aarch64_rtx_costs): Likewise.
14544 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14546 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14547 for ISA 3.0 min/max support.
14548 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14549 conditional move support.
14550 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14551 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14553 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14554 conditional moves where the comparison type is different from move
14556 (fp_minmax): New code iterator for smin/smax.
14557 (minmax): New code attributes for min/max.
14558 (SMINMAX): Likewise.
14559 (smax<mode>3): Combine min, max insns into one insn using the
14560 fp_minmax code iterator. Add support for ISA 3.0 min/max
14561 instructions that don't need -ffast-math.
14562 (s<minmax><mode>3): Likewise.
14563 (smax<mode>3_vsx): Likewise.
14564 (smin<mode>3): Likewise.
14565 (s<minmax><mode>3_vsx): Likewise.
14566 (smin<mode>3_vsx): Likewise.
14567 (pre-VSX min/max splitters): Likewise.
14568 (s<minmax><mode>3_fpr): Likewise.
14569 (movsfcc): Rewrite floating point conditional moves to combine
14570 SFmode/DFmode into a single insn.
14571 (mov<mode>cc): Likewise.
14572 (movdfcc): Likewise.
14573 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14574 SFDF2 iterators to handle all combinations.
14575 (fseldfsf4): Likewise.
14576 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14577 (fseldfdf4): Likewise.
14578 (fselsfdf4): Likewise.
14579 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14580 comparison instructions that set a 0/-1 mask, and use it for
14581 floating point conditional move via XXSEL.
14582 (fpmask<mode>): Likewise.
14583 (xxsel<mode>): Likewise.
14584 * config/rs6000/predicates.md (min_max_operator): Delete, no
14586 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14587 instructions that generate a 0/-1 mask for use with XXSEL.
14588 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14589 say whether floating point min/max is available, either through
14590 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14591 (TARGET_MINMAX_DF): Likewise.
14593 2016-05-27 Alan Modra <amodra@gmail.com>
14595 PR rtl-optimization/71275
14596 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14597 for update_equiv_regs and combine_and_move_insns.
14599 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14601 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14602 if_then_else or cond RTXes to calculate attribute value.
14603 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14604 <attr "length_immediate>: Ditto.
14605 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14606 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14607 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14608 <attr "type">: Ditto.
14609 <attr "prefix_data16">: Ditto.
14610 <attr "prefix_extra">: Ditto.
14611 <attr "length_immediate">: Ditto.
14612 <attr "prefix">: Ditto.
14613 (vec_set<mode>_0) <attr "isa">: Ditto.
14614 <attr "prefix_extra">: Ditto.
14615 <attr "length_immediate">: Ditto.
14616 <attr "prefix">: Ditto.
14617 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14618 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14619 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14620 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14621 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14622 <attr "length_immediate">: Ditto.
14623 <attr "prefix">: Ditto.
14624 (sse2_movsd) <attr "length_immediate">: Ditto.
14625 <attr "prefix">: Ditto.
14626 (vec_concatv2df) <attr "isa">: Ditto.
14627 <attr "prefix">: Ditto.
14628 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14629 (*vec_extractv2di_1) <attr "isa">: Ditto.
14630 <attr "type">: Ditto.
14631 <attr "length_immediate">: Ditto.
14632 <attr "prefix_rex">: Ditto.
14633 <attr "prefix_extra">: Ditto.
14634 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14635 <attr "prefix_extra">: Ditto.
14636 <attr "length_immediate">: Ditto.
14637 (vec_concatv2di) <attr "isa">: Ditto.
14638 <attr "prefix_extra">: Ditto.
14639 <attr "length_immediate">: Ditto.
14640 <attr "prefix">: Ditto.
14642 2016-05-26 Martin Liska <mliska@suse.cz>
14644 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14646 (operator+): Likewise.
14647 (operator-): Likewise.
14648 (comp_cost::operator+=): Likewise.
14649 (comp_cost::operator-=): Likewise.
14650 (comp_cost::operator/=): Likewise.
14651 (comp_cost::operator*=): Likewise.
14652 (operator<): Likewise.
14653 (operator==): Likewise.
14654 (operator<=): Likewise.
14655 (new_cost): Remove.
14656 (infinite_cost_p): Likewise.
14657 (add_costs): Likewise.
14658 (sub_costs): Likewise.
14659 (compare_costs): Likewise.
14660 (set_group_iv_cost): Use the newly introduced functions.
14661 (get_address_cost): Likewise.
14662 (get_shiftadd_cost): Likewise.
14663 (force_expr_to_var_cost): Likewise.
14664 (split_address_cost): Likewise.
14665 (ptr_difference_cost): Likewise.
14666 (difference_cost): Likewise.
14667 (get_computation_cost_at): Likewise.
14668 (determine_group_iv_cost_generic): Likewise.
14669 (determine_group_iv_cost_address): Likewise.
14670 (determine_group_iv_cost_cond): Likewise.
14671 (autoinc_possible_for_pair): Likewise.
14672 (determine_group_iv_costs): Likewise.
14673 (cheaper_cost_pair): Likewise.
14674 (iv_ca_recount_cost): Likewise.
14675 (iv_ca_set_no_cp): Likewise.
14676 (iv_ca_set_cp): Likewise.
14677 (iv_ca_cost): Likewise.
14678 (iv_ca_new): Likewise.
14679 (iv_ca_dump): Likewise.
14680 (iv_ca_narrow): Likewise.
14681 (iv_ca_prune): Likewise.
14682 (iv_ca_replace): Likewise.
14683 (try_add_cand_for): Likewise.
14684 (try_improve_iv_set): Likewise.
14685 (find_optimal_iv_set): Likewise.
14687 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14689 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14690 that internal functions will clobber all caller-saved registers.
14692 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14694 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14695 Return a better case_values_threshold when optimizing.
14697 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14699 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14700 Add ? to integer variant.
14701 (aarch64_combinez_be): Likewise.
14703 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14705 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14706 instead of x constraint.
14707 (vcvtps2ph256<mask_name>): Likewise.
14709 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14710 alternative. Formatting fix.
14712 * config/i386/sse.md
14713 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14715 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14716 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14717 maybe_evex prefix instead of vex.
14718 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14719 EXT_REX_SSE_REG_P (op0) case in the splitter.
14721 2016-05-25 Jeff Law <law@redhat.com>
14723 PR tree-optimization/71272
14724 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14725 Update comments. Add test for empty path.
14727 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14729 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14730 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14731 special case builtin.
14732 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14733 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14734 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14735 for __builtin_vec_cmpne.
14737 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14739 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14740 redundant test and bail out if the type of the new operand is not
14741 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14743 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14745 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14746 (x_ix86_target_flags_explicit): Remove.
14747 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14748 x_ix86_target_flags_explicit.
14749 (ix86_function_specific_restore): Ditto.
14751 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14752 H.J. Lu <hongjiu.lu@intel.com>
14755 * common/config/i386/i386-common.c
14756 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14757 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14758 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14759 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14760 (-mgeneral-regs-only): Add new option.
14761 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14762 x87 instructions if only general registers are allowed.
14763 (ix86_target_string): Add ix86_flags argument. Handle additional
14764 flags options through ix86_flags argument. Update all callers.
14765 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14767 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14769 PR rtl-optimization/66940
14770 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14771 decrementing desired_val will not overflow before performing these
14774 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14776 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14777 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14778 * config/i386/i386.c (enum ix86_builtins): Add
14779 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14780 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14781 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14782 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14783 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14784 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14785 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14786 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14787 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14788 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14789 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14790 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14791 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14792 __builtin_ia32_cvtps2dq512_mask.
14793 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14794 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14795 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14796 * config/i386/sse.md
14797 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14799 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14800 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14802 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14803 (avx512f_vec_pack_sfix_v8df): New define_expand.
14804 (avx512f_roundpd512): Rename to ...
14805 (avx512f_round<castmode>512): ... this. Change iterator.
14806 (avx512f_roundps512_sfix): New define_expand.
14807 (round<mode>2_sfix): Change iterator.
14809 2016-05-25 Nick Clifton <nickc@redhat.com>
14811 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14812 static interrupt handler is detected.
14813 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14814 default linker script.
14815 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14816 the low part of a symbolic pointer.
14818 2016-05-25 Richard Biener <rguenther@suse.de>
14820 PR tree-optimization/71261
14821 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14822 interesting stmt instead of immediate uses when looking
14823 for the use operand to replace.
14825 2016-05-25 Martin Liska <mliska@suse.cz>
14827 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14829 2016-05-25 Richard Biener <rguenther@suse.de>
14831 PR tree-optimization/71264
14832 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14835 2016-05-25 Martin Liska <mliska@suse.cz>
14837 PR tree-optimization/71239
14838 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14839 if DECL_SIZE is NULL.
14841 2016-05-25 Richard Biener <rguenther@suse.de>
14843 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14844 * tree-if-conv.c (pass_data_if_conversion): Use it.
14846 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14848 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14849 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14850 * varpool.c (varpool_node::get_availability): Likewise.
14852 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14854 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14855 VNEGW/VNEGD instructions.
14856 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14857 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14858 support for ISA 3.0 VNEGW/VNEGD instructions.
14860 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14862 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14863 pointers inside OACC_DATA regions.
14864 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14865 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14866 (gimplify_adjust_omp_clauses): Fix typo in comment.
14868 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14870 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14871 parity built-in functions.
14872 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14874 (p9v_parity<mode>2): Likewise.
14875 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14877 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14878 (parity<mode>2): ISA 3.0 expander for vector parity.
14879 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14881 (BU_P9_64BIT_MISC_0): Likewise.
14882 (BU_P9_MISC_0): Likewise.
14883 (BU_P9V_AV_1): Likewise.
14884 (BU_P9V_AV_2): Likewise.
14885 (BU_P9V_AV_3): Likewise.
14886 (BU_P9V_AV_P): Likewise.
14887 (BU_P9V_VSX_1): Likewise.
14888 (BU_P9V_OVERLOAD_1): Likewise.
14889 (BU_P9V_OVERLOAD_2): Likewise.
14890 (BU_P9V_OVERLOAD_3): Likewise.
14891 (VCTZB): Add vector count trailing zeros support.
14895 (VPRTYBD): Add vector parity support.
14896 (VPRTYBQ): Likewise.
14897 (VPRTYBW): Likewise.
14898 (VCTZ): Add overloaded vector count trailing zeros support.
14899 (VPRTYB): Add overloaded vector parity support.
14900 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14901 overloaded vector count trailing zeros and parity instructions.
14902 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14903 vector parity support.
14904 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14905 trailing zeros support.
14906 (vec_cntlz): Likewise.
14907 (vec_vctzb): Likewise.
14908 (vec_vctzd): Likewise.
14909 (vec_vctzh): Likewise.
14910 (vec_vctzw): Likewise.
14911 (vec_vprtyb): Add ISA 3.0 vector parity support.
14912 (vec_vprtybd): Likewise.
14913 (vec_vprtybw): Likewise.
14914 (vec_vprtybq): Likewise.
14915 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14916 the ISA 3.0 vector count trailing zeros and vector parity built-in
14919 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14921 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14922 when there is stmt_to_insert.
14924 2016-05-24 Martin Sebor <msebor@redhat.com>
14927 * tree.h (complete_or_array_type_p): New inline function.
14929 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14931 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14932 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14933 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14935 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14936 Limit 1st alternative to noavx isa, split 2nd alternative into one
14937 noavx and one avx alternative, use *x and Bm in the former and
14938 x and m in the latter.
14940 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14941 of sse4 for the first alternative, drop %v from the template
14942 and d operand modifier. Split second alternative into one sse4_noavx
14943 and one avx alternative, use *x instead of *v in the former and v
14944 instead of *v in the latter.
14945 (*sse4_1_extractps): Use noavx isa instead of * for the first
14946 alternative, drop %v from the template. Split second alternative into
14947 one noavx and one avx alternative, use *x instead of *v in the
14948 former and v instead of *v in the latter.
14949 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14950 with noavx and the last one with avx.
14951 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14952 split the second one into one noavx and one avx alternative,
14953 use *x and Bm in the former and x and m in the latter one.
14954 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14957 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14958 first two alternatives to noavx, use *x instead of *v in the second
14959 one, add avx alternative without *.
14960 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14961 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14962 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14964 2016-05-24 Jeff Law <law@redhat.com>
14966 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14967 New function, extracted from...
14968 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14969 Allow simple copies and constant initializations in the SSA chain.
14971 2016-05-24 Marek Polacek <polacek@redhat.com>
14974 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14977 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14980 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14981 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14982 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14983 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14984 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14986 2016-05-24 Richard Biener <rguenther@suse.de>
14988 PR tree-optimization/71240
14989 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14992 2016-05-24 Richard Biener <rguenther@suse.de>
14994 PR tree-optimization/71230
14995 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14997 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14999 * tree-vectorizer.h (vectorizable_comparison): Delete.
15000 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
15001 PURE_SLP_STMT check.
15002 * tree-vect-stmts.c (vectorizable_call): Likewise.
15003 (vectorizable_simd_clone_call): Likewise.
15004 (vectorizable_conversion): Likewise.
15005 (vectorizable_assignment): Likewise.
15006 (vectorizable_shift): Likewise.
15007 (vectorizable_operation): Likewise.
15008 (vectorizable_load): Likewise.
15009 (vectorizable_condition): Likewise.
15010 (vectorizable_store): Likewise. Assert that we don't have
15012 (vectorizable_comparison): Make static. Remove redundant
15013 PURE_SLP_STMT check.
15014 (vect_transform_stmt): Assert that we always have an slp_node
15017 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15019 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
15020 operands[2] against 1 with comparison against CONST1_RTX.
15021 (<shift>di3_neon): Likewise.
15022 * config/arm/predicates.md (const0_operand): Replace with comparison
15023 against CONST0_RTX.
15025 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15027 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
15028 operands[2] against 1 with comparison against CONST1_RTX.
15029 (ashrdi3): Likewise.
15030 (lshrdi3): Likewise.
15031 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
15033 (ashrsi3): Likewise.
15034 (lshrsi3): Likewise.
15035 (rotrsi3): Likewise.
15036 (define_split above *compareqi_eq0): Likewise.
15037 (define_split above "prologue"): Likewise.
15038 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15039 * config/arm/predicates.md (shift_operator): Likewise.
15040 (shift_nomul_operator): Likewise.
15041 (sat_shift_operator): Likewise.
15042 (thumb1_cmp_operand): Likewise.
15043 (const_neon_scalar_shift_amount_operand): Replace manual range
15044 check with IN_RANGE.
15045 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
15046 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
15048 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15050 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
15051 with HOST_WIDE_INT_1.
15053 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
15054 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
15055 (arm_canonicalize_comparison): Likewise.
15056 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
15058 (thumb1_size_rtx_costs): Likewise.
15059 (vfp_const_double_index): Replace cast of 1 to unsigned
15060 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15061 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
15063 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
15064 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15065 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
15066 HOST_WIDE_INT with HOST_WIDE_INT_1.
15068 2016-05-24 Marek Polacek <polacek@redhat.com>
15070 * tree-cfg.h (should_remove_lhs_p): New predicate.
15071 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
15072 * gimplify.c (gimplify_modify_expr): Likewise.
15073 * tree-cfg.c (verify_gimple_call): Likewise.
15074 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
15075 * gimple-fold.c: Include "tree-cfg.h".
15076 (gimple_fold_call): Use should_remove_lhs_p.
15078 2016-05-24 Richard Biener <rguenther@suse.de>
15080 PR tree-optimization/71253
15081 * cfganal.h (control_dependences): Make robust against edge
15083 (control_dependences::control_dependences): Remove edge_list argument.
15084 (control_dependences::get_edge): Remove.
15085 (control_dependences::get_edge_src): Add.
15086 (control_dependences::get_edge_dest): Likewise.
15087 (control_dependences::m_el): Make a vector of edge src/dest index.
15088 * cfganal.c (control_dependences::find_control_dependence): Adjust.
15089 (control_dependences::control_dependences): Likewise.
15090 (control_dependences::~control_dependence): Likewise.
15091 (control_dependences::get_edge): Remove.
15092 (control_dependences::get_edge_src): Add.
15093 (control_dependences::get_edge_dest): Likewise.
15094 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
15096 (perform_tree_ssa_dce): Adjust.
15097 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
15099 (pass_loop_distribution::execute): Adjust. Do loop destroying
15100 conditional on changed.
15102 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15105 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
15106 return. Reindent transformation comment and mention the ARM state
15109 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15111 PR middle-end/71252
15112 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
15113 after build_and_add_sum creates new use stmt.
15115 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15117 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
15118 load_lanes/grouped_load classification comes first. Don't check
15119 whether the vectorization factor is a multiple of the group size
15122 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15124 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
15125 GROUP_GAP for single-element interleaving.
15126 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
15129 2016-05-24 Richard Biener <rguenther@suse.de>
15131 PR middle-end/70434
15133 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
15134 bases which are accessed with non-invariant indices.
15135 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
15136 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
15138 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15140 PR middle-end/71170
15141 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
15142 (add_to_ops_vec): Add stmt_to_insert.
15143 (add_repeat_to_ops_vec): Init stmt_to_insert.
15144 (insert_stmt_before_use): New.
15145 (transform_add_to_multiply): Remove mult_stmt insertion and add it
15147 (get_ops): Init stmt_to_insert.
15148 (maybe_optimize_range_tests): Likewise.
15149 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
15150 (rewrite_expr_tree_parallel): Likewise.
15151 (reassociate_bb): Likewise.
15153 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15156 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
15157 ISA 3.0 xxperm fusion alternative.
15158 (altivec_vperm_v8hiv16qi): Likewise.
15159 (altivec_vperm_<mode>_uns_internal): Likewise.
15160 (vperm_v8hiv4si): Likewise.
15161 (vperm_v16qiv8hi): Likewise.
15163 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15164 Kelvin Nilsen <kelvin@gcc.gnu.org>
15166 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
15167 vpermr/xxpermr on ISA 3.0.
15168 (altivec_expand_vec_perm_le): Likewise.
15169 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
15170 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
15173 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
15175 * config/i386/i386.h (IS_STACK_MODE): Enable for
15176 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
15177 SSE_FLOAT_MODE_P macros.
15178 * config/i386/i386.c (ix86_preferred_reload_class): Use
15179 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
15180 Cleanup regclass processing for CONST_DOUBLE_P.
15181 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
15182 (ix86_rtx_costs): Remove redundant TARGET_80387 check
15183 with IS_STACK_MODE macro.
15184 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
15186 (*movdf_internal): Use IS_STACK_MODE macro.
15187 (*movsf_internal): Ditto.
15189 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
15191 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
15192 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
15194 2016-05-23 Jeff Law <law@redhat.com>
15196 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
15198 (fsm_find_control_statement_thread_paths): Call it.
15200 2016-05-23 Martin Jambor <mjambor@suse.cz>
15203 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
15204 from_global_constant if t is not NULL.
15206 2016-05-23 Marek Polacek <polacek@redhat.com>
15209 * common.opt (Wswitch-unreachable): New option.
15210 * doc/invoke.texi: Document -Wswitch-unreachable.
15211 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
15214 2016-05-23 Bin Cheng <bin.cheng@arm.com>
15216 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
15217 TMR_INDEX is non-NULL.
15219 2016-05-23 Richard Biener <rguenther@suse.de>
15221 PR tree-optimization/71230
15222 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
15223 (try_special_add_to_ops): ... here. Always test for single-use.
15225 2016-05-23 Martin Jambor <mjambor@suse.cz>
15227 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
15228 default block if a PHI node in the original one would be resized.
15230 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15232 PR tree-optimization/58135
15233 * tree-vect-slp.c: When group size is not multiple
15234 of vector size, allow splitting of store group at
15237 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
15239 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
15241 2016-05-22 Jakub Jelinek <jakub@redhat.com>
15243 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
15244 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
15245 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
15248 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
15249 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
15250 v constraint instead of x and vinserti32x4 insn.
15252 * config/i386/sse.md (i128vldq): New mode iterator.
15253 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
15254 avx512dq and avx512vl alternatives.
15256 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
15257 constraint, use maybe_evex prefix instead of vex.
15258 (vec_dupv4sf): Use v constraint instead of x for output
15259 operand except for noavx alternative, use Yv constraint
15260 instead of x for input. Use maybe_evex prefix instead of vex.
15261 (*vec_dupv4si): Likewise.
15262 (*vec_dupv2di): Likewise.
15264 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15266 PR middle-end/40921
15267 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
15268 (linearize_expr_tree): Call try_special_add_to_ops.
15269 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
15271 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15273 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
15274 to computed stack_usage.
15276 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15279 * config/avr/avr.md (define_expand "mov<mode>"): If the source
15280 operand is subreg (symbol_ref) then move the symbol ref to register.
15282 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
15284 * tree.c (array_at_struct_end_p): Look through MEM_REF.
15286 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
15288 PR middle-end/71179
15289 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
15292 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15294 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
15295 ranges by calling get_single_symbol and tidy up. Look more closely
15296 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
15298 2016-05-20 Jeff Law <law@redhat.com>
15300 * bitmap.c (bitmap_find_bit): Remove useless test.
15302 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
15304 * function.c (thread_prologue_and_epilogue_insns): Commit the
15305 insertion of the epilogue.
15307 2016-05-20 Martin Jambor <mjambor@suse.cz>
15309 PR tree-optimization/70884
15310 * tree-sra.c (initialize_constant_pool_replacements): Do not check
15311 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
15312 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
15313 of constant pool data as a reason for scalarization.
15315 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15317 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
15318 for naked functions.
15319 (thumb1_expand_prologue): Likewise.
15321 2016-05-20 Nathan Sidwell <nathan@acm.org>
15323 * config/nvptx/nptx.c (nvptx_option_override): Only set
15324 flag_toplevel_reorder, if not explicitly specified. Set
15325 flag_no_common, unless explicitly specified.
15327 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15329 * calls.c (can_implement_as_sibling_call_p): Mark param
15330 reg_parm_stack_space with ATTRIBUTE_UNUSED.
15332 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
15334 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
15335 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
15336 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
15338 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
15339 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
15340 and CASE_CONST_ANY.
15342 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
15344 * config/nvptx/nvptx.md (sincossf3): New pattern.
15346 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15348 * calls.c (maybe_complain_about_tail_call): New function.
15349 (initialize_argument_information): Call
15350 maybe_complain_about_tail_call when clearing *may_tailcall.
15351 (can_implement_as_sibling_call_p): Call
15352 maybe_complain_about_tail_call when returning false.
15353 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
15354 ensure try_tail_call is set. Call maybe_complain_about_tail_call
15355 if tail-call optimization fails.
15356 * cfgexpand.c (expand_call_stmt): Initialize
15357 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
15358 * gimple-pretty-print.c (dump_gimple_call): Dump
15359 gimple_call_must_tail_p.
15360 * gimple.c (gimple_build_call_from_tree): Call
15361 gimple_call_set_must_tail with the value of
15362 CALL_EXPR_MUST_TAIL_CALL.
15363 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
15364 (gimple_call_set_must_tail): New function.
15365 (gimple_call_must_tail_p): New function.
15366 * print-tree.c (print_node): Update printing of TREE_STATIC
15367 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
15368 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
15369 trailing comment listing applicable flags.
15370 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
15372 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15374 * calls.c (expand_call): Move "Rest of purposes for tail call
15375 optimizations to fail" to...
15376 (can_implement_as_sibling_call_p): ...this new function, and
15377 split into multiple "if" statements.
15379 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15381 * cfgloop.h (expected_loop_iterations_unbounded,
15382 expected_loop_iterations): Unconstify.
15383 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
15384 profile with known upper bound; return 3 when profile is absent.
15385 (expected_loop_iterations): Update.
15387 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15389 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
15390 and get_max_loop_iterations_int.
15392 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15394 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
15395 realistic upper bounds here.
15397 2016-05-20 Jakub Jelinek <jakub@redhat.com>
15400 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
15401 calls if the LHS is variable length or has addressable type.
15402 If targets[0]->decl is a noreturn call with void return type and
15403 zero arguments, adjust fntype and remove lhs in that case.
15405 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
15407 PR tree-optimization/71079
15408 PR tree-optimization/71206
15409 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
15411 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15413 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
15414 (get_vec_alignment_for_array_decl): Likewise.
15415 (get_vec_alignment_for_record_decl): Likewise.
15416 (increase_alignment::execute): Move code to find alignment to
15417 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
15418 (type_align_map): New hash_map.
15420 2016-05-20 Richard Guenther <rguenther@suse.de>
15422 PR tree-optimization/29756
15423 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
15424 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
15425 * fold-const.c (operand_equal_p): Likewise.
15426 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
15427 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
15428 * tree-inline.c (estimate_operator_cost): Likewise.
15429 * tree-pretty-print.c (dump_generic_node): Likewise.
15430 * tree-ssa-operands.c (get_expr_operands): Likewise.
15431 * cfgexpand.c (expand_debug_expr): Likewise.
15432 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
15433 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
15434 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
15435 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
15436 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
15437 (execute_update_addresses_taken): Do it.
15439 2016-05-20 Richard Biener <rguenther@suse.de>
15441 PR tree-optimization/71185
15442 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
15443 register operations.
15445 2016-05-20 Richard Biener <rguenther@suse.de>
15447 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
15448 gimple_seq_add_seq_without_update.
15449 (release_bb_predicate): Assert we have no operands to free.
15450 (if_convertible_loop_p_1): Calculate post dominators later.
15451 Do not free BB predicates here.
15452 (combine_blocks): Do not recompute BB predicates.
15453 (version_loop_for_if_conversion): Save BB predicates around
15456 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15458 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
15459 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
15460 code. Ignore sibcalls on EDGE_IGNORE edges.
15461 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
15462 on edges for sibcalls that run without prologue. The rest of the
15463 function is combined from...
15464 (fix_fake_fallthrough_edge): ... this, and ...
15465 (try_shrink_wrapping): ... a part of this. Remove the bb_with
15466 function argument, make it a local variable.
15468 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
15470 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
15471 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
15472 for 32-bit mode and SEH for 64-bit.
15473 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15474 TARGET_64BIT_DEFAULT.
15476 2016-05-19 Ryan Burn <contact@rnburn.com>
15478 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15479 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15481 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15483 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15484 force pending loads from memory.
15486 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15488 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15489 (UNSPEC_DARN_32): New unspec constant.
15490 (UNSPEC_DARN_RAW): New unspec constant.
15491 (darn_32): New instruction.
15492 (darn_raw): New instruction.
15493 (darn): New instruction.
15494 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15495 support and documentation for this macro.
15496 (BU_P9_MISC_1): New macro definition.
15497 (BU_P9_64BIT_MISC_0): New macro definition.
15498 (BU_P9_MISC_0): New macro definition.
15499 (darn_32): New builtin definition.
15500 (darn_raw): New builtin definition.
15501 (darn): New builtin definition.
15502 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15503 RS6000_BUILTIN_0 directives to surround each occurrence of
15504 #include "rs6000-builtin.def".
15505 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15506 RS6000_BTM_64BIT flags to the returned mask, depending on
15508 (def_builtin): Correct an error in the assignments made to the
15509 debugging variable attr_string.
15510 (rs6000_expand_builtin): Add support for no-operand built-in
15512 (builtin_function_type): Remove fatal_error assertion that is no
15514 (rs6000_common_init_builtins): Add support for no-operand built-in
15516 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15518 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15520 (RS6000_BTM_64BIT): New macro definition.
15521 * doc/extend.texi: Document __builtin_darn (void),
15522 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15525 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15527 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15528 max_loop_iterations_int.
15530 2016-05-19 Marek Polacek <polacek@redhat.com>
15532 PR tree-optimization/71031
15533 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15534 condition and adjust the code a bit.
15536 2016-05-19 Martin Liska <mliska@suse.cz>
15538 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15539 auto_vec instead of vec.
15541 2016-05-19 Martin Liska <mliska@suse.cz>
15543 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15545 2016-05-19 Martin Liska <mliska@suse.cz>
15547 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15549 2016-05-19 Martin Liska <mliska@suse.cz>
15551 * ipa-pure-const.c (set_function_state): Remove an existing
15553 (remove_node_data): Do not free it as it's released
15554 in set_function_state.
15556 2016-05-19 Martin Liska <mliska@suse.cz>
15558 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15561 2016-05-19 Martin Liska <mliska@suse.cz>
15563 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15565 2016-05-19 Martin Liska <mliska@suse.cz>
15567 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15568 an auto_vec instead of re-creating it.
15570 2016-05-19 Martin Liska <mliska@suse.cz>
15572 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15573 auto_vec instead of vec.
15575 2016-05-19 Martin Liska <mliska@suse.cz>
15577 * lto-section-in.c (lto_get_section_data): Call
15578 lto_check_version with additional argument.
15579 * lto-streamer.c (lto_check_version): Add new argument.
15580 * lto-streamer.h (lto_check_version): Likewise.
15582 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15584 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15585 Don't add cost of inner memory when handling sign-extended loads.
15587 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15589 PR rtl-optimization/71148
15590 * cse.c (cse_main): Free dominance info.
15591 (rest_of_handle_cse): Don't free dominance info.
15592 (rest_of_handle_cse2): Likewise.
15593 (rest_of_handle_cse_after_global_opts): Likewise.
15595 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15598 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15599 NULL_TREE early if NEON is not available. Remove now redundant check
15600 in ARM_CHECK_BUILTIN_MODE.
15602 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15605 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15606 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15607 * doc/cpp.texi: Document new macros.
15609 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15611 PR tree-optimization/69848
15612 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15613 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15615 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15617 * function.c (thread_prologue_and_epilogue_insn): Move the
15618 "goto epilogue_done" one block later.
15620 2016-05-19 Richard Biener <rguenther@suse.de>
15622 PR tree-optimization/70729
15623 * passes.def: Move LIM pass before PRE. Remove no longer
15624 required copyprop and move first DCE out of the loop pipeline.
15626 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15629 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15630 (OBJS-libcommon-target): ...here.
15631 * opts-common.c: Include spellcheck.h.
15632 (cmdline_handle_error): Build a vec of valid options and use it
15633 to suggest provide hints for misspelled arguments.
15635 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15638 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15639 lhs if it has TREE_ADDRESSABLE type.
15641 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15644 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15645 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15647 2016-05-18 Martin Jambor <mjambor@suse.cz>
15650 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15651 input for NOP_EXPR pass-through functions.
15652 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15653 aggregate global constant VAR_DECLs in constant jump functions.
15655 2016-05-18 Martin Jambor <mjambor@suse.cz>
15658 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15659 from TREE_READONLY parameters.
15661 2016-05-18 Martin Jambor <mjambor@suse.cz>
15664 * cgraph.h (cgraph_indirect_call_info): New field
15665 guaranteed_unmodified.
15666 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15667 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15669 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15670 pass the parameter value to ipa_find_agg_cst_for_param.
15671 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15672 guaranteed_unmodified, store AA results there instead of bailing out
15674 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15675 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15676 (find_constructor_constant_at_offset): New function.
15677 (ipa_find_agg_cst_from_init): Likewise.
15678 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15679 static initializers of contants, report back through a new paameter
15680 from_global_constant if that was the case.
15681 (try_make_edge_direct_simple_call): Also pass parameter value to
15682 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15684 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15685 (ipa_read_indirect_edge_info): Likewise.
15686 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15687 (ipa_load_from_parm_agg): Likewise.
15689 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15691 PR rtl-optimization/71150
15692 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15695 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15698 * config/rs6000/constraints.md (wE constraint): New constraint
15699 for a vector constant that can be loaded with XXSPLTIB.
15700 (wM constraint): New constraint for a vector constant of a 1's.
15701 (wS constraint): New constraint for a vector constant that can be
15702 loaded with XXSPLTIB and a vector sign extend instruction.
15703 * config/rs6000/predicates.md (xxspltib_constant_split): New
15704 predicates for wE/wS constraints.
15705 (xxspltib_constant_nosplit): Likewise.
15706 (easy_vector_constant): Add support for constants that can be
15707 loaded via XXSPLTIB.
15708 (all_ones_constant): New predicate for vector constant with all
15710 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15711 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15712 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15713 instruction and possibly with a sign extension.
15714 (output_vec_const_move): Add support for XXSPLTIB. If we are
15715 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15716 instead of XXLXOR/XXLORC.
15717 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15719 (rs6000_legitimize_reload_address): Likewise.
15720 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15722 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15723 combine VSX_M and VSX_M2 into one iterator.
15724 (VSX_M2): Likewise.
15725 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15726 (VSINT_842): Likewise.
15727 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15728 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15729 XXSPLTIB instruction.
15730 (xxspltib_<mode>_nosplit): Likewise.
15731 (xxspltib_<mode>_split): New insn to load up constants with
15732 XXSPLTIB and a sign extend instruction.
15733 (vsx_mov<mode>): Replace single move that handled all vector types
15734 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15735 moves (when -mvsx-timode is in effect) into the main vector
15736 moves. Eliminate separate moves for <VSr> <VSa>, where the
15737 preferred register class (<VSr>) is listed first, and the
15738 secondary register class (<VSa>) is listed second with a '?' to
15739 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15740 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15741 that if the register was involved in a slow operation, the
15742 clear/set operation does not wait for the slow operation to
15743 finish. Adjust the length attributes for 32-bit mode. Use
15744 rs6000_output_move_128bit and drop the use of the string
15745 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15746 spacing so that the alternatives and attributes don't generate
15747 long lines, and put things in columns, so that it is easier to
15748 match up the operands and attributes with the insn alternatives.
15749 (vsx_mov<mode>_64bit): Likewise.
15750 (vsx_mov<mode>_32bit): Likewise.
15751 (vsx_movti_64bit): Fold movti into normal vector moves.
15752 (vsx_movti_32bit): Likewise.
15753 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15754 splat instructions.
15755 (vsx_splat_v4si_internal): Likewise.
15756 (vsx_splat_v4sf_internal): Likewise.
15757 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15758 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15759 extend vector elements.
15760 (vsx_sign_extend_hi_<mode>): Likewise.
15761 (vsx_sign_extend_si_v2di): Likewise.
15762 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15764 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15765 constraints. Add trailing period to wL documentation.
15767 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
15769 PR middle-end/71020
15770 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15771 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15772 * tree-call-cdce.c: Include tree-dfa.h.
15773 (can_guard_call_p): New function, extracted from...
15774 (can_use_internal_fn): ...here.
15775 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15777 (shrink_wrap_one_built_in_call): Likewise.
15778 (use_internal_fn): Likewise.
15779 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15780 and return void. Call replace_abnormal_ssa_names.
15781 (pass_call_cdce::execute): Check can_guard_call_p during the
15782 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15783 will always change something.
15785 2016-05-18 Martin Jambor <mjambor@suse.cz>
15788 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15789 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15791 2016-05-18 Martin Jambor <mjambor@suse.cz>
15794 * ipa-inline.h (condition): New field size.
15795 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15796 for comaprison and store it into the new condition.
15797 (evaluate_conditions_for_known_args): Use condition size to check
15798 access sizes for all but CHANGED conditions.
15799 (unmodified_parm_1): New parameter size_p, store access size into it.
15800 (unmodified_parm): Likewise.
15801 (unmodified_parm_or_parm_agg_item): Likewise.
15802 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15803 (set_cond_stmt_execution_predicate): Extract access sizes and store
15804 them to conditions.
15805 (set_switch_stmt_execution_predicate): Likewise.
15806 (will_be_nonconstant_expr_predicate): Likewise.
15807 (will_be_nonconstant_predicate): Likewise.
15808 (inline_read_section): Stream condition size.
15809 (inline_write_summary): Likewise.
15811 2016-05-18 Richard Biener <rguenther@suse.de>
15813 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15814 condition cost to PHI cost instead of total_cost.
15816 2016-05-18 Martin Liska <mliska@suse.cz>
15819 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15822 2016-05-18 Richard Biener <rguenther@suse.de>
15824 * lto-streamer.h (LTO_major_version): Bump to 6.
15826 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15828 * function.c (make_split_prologue_seq, make_prologue_seq,
15829 make_epilogue_seq): New functions, factored out from...
15830 (thread_prologue_and_epilogue_insns): Here.
15832 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15834 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15835 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15836 of before. Add a comment.
15838 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15840 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15841 expression pointer, not pointer to the pointer.
15843 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15845 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15846 (avx2_pbroadcast<mode>): Add another alternative with v instead
15847 of x constraints in it, using <pbroadcast_evex_isa> isa.
15848 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15850 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15851 constraint x instead of v in second alternative, add avx512bw
15854 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15855 constraint x instead of v in second alternative, add avx512bw
15858 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15859 constraint x instead of v in second alternative, add avx512bw
15862 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15863 avx512bw alternative.
15865 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15867 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15868 array to 128 chars.
15869 (define_insn "*andnottf3"): Ditto.
15870 (define_insn "*<code><mode>3"/any_logic): Ditto.
15871 (define_insn "*<code>tf3"/any_logic): Ditto.
15872 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15873 operand to block AVX-512VL insn variant emit when it is not enabled.
15875 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15877 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15878 constraint fot SF mode.
15880 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15881 Kirill Yukhin <kirill.yukhin@intel.com>
15883 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15885 (define_insn "rsqrt14<mode>"): Ditto.
15886 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15887 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15888 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15889 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15890 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15892 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15893 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15894 * config/i386/i386.c (ix86_print_operand): Expand check for size
15895 override codes for Intel syntax.
15897 2016-05-18 Richard Biener <rguenther@suse.de>
15899 PR tree-optimization/71168
15900 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15901 initialization earlier.
15903 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15905 * config/aarch64/aarch64-simd.md
15906 (aarch64_reduc_plus_internal<mode>): Rename to...
15907 (reduc_plus_scal): ...This, and remove previous implementation.
15909 2016-05-18 Richard Biener <rguenther@suse.de>
15911 * passes.def: Put late dse and cd_dce in canonical order.
15913 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15915 * ipa-inline-transform.c (preserve_function_body_p): Look for
15916 first non-thunk clone.
15917 (save_function_body): Save into first non-thunk.
15918 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15920 (lto_output_node): Inline thunks don't need body in every
15922 * lto-streamer-in.c: Do not fixup thunk clones.
15923 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15925 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15928 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15930 PR middle-end/63586
15931 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15932 (reassociate_bb): Call transform_add_to_multiply.
15934 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15936 * config/aarch64/aarch64.c (all_extensions): Removed unused
15939 2016-05-17 Nathan Sidwell <nathan@acm.org>
15941 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15942 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15944 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15946 PR tree-optimization/54579
15947 PR middle-end/55299
15948 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15950 2016-05-17 Marek Polacek <polacek@redhat.com>
15953 * tree-inline.c (expand_call_inline): Call
15954 maybe_remove_unused_call_args.
15956 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15958 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15959 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15960 * doc/md.texi (fmin@var{m}3): Likewise.
15962 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15964 * match.pd (X & C): New transformation.
15966 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15968 * match.pd (~X & Y): New transformation.
15970 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15972 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15973 information for new SSA_NAME.
15974 (simplify_conversion_using_ranges): Get range through get_range_info
15975 instead of get_value_range.
15977 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15979 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15980 Remove inline assembly.
15981 (vmvn_s16): Likewise.
15982 (vmvn_s32): Likewise.
15983 (vmvn_u8): Likewise.
15984 (vmvn_u16): Likewise.
15985 (vmvn_u32): Likewise.
15986 (vmvnq_s8): Likewise.
15987 (vmvnq_s16): Likewise.
15988 (vmvnq_s32): Likewise.
15989 (vmvnq_u8): Likewise.
15990 (vmvnq_u16): Likewise.
15991 (vmvnq_u32): Likewise.
15992 (vmvn_p8): Likewise.
15993 (vmvnq_p16): Likewise.
15995 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15997 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15999 (vmul_n_s16): Likewise.
16000 (vmul_n_s32): Likewise.
16001 (vmul_n_u16): Likewise.
16002 (vmul_n_u32): Likewise.
16003 (vmulq_n_f32): Likewise.
16004 (vmulq_n_f64): Likewise.
16005 (vmulq_n_s16): Likewise.
16006 (vmulq_n_s32): Likewise.
16007 (vmulq_n_u16): Likewise.
16008 (vmulq_n_u32): Likewise.
16010 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16012 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
16013 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
16015 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16017 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
16018 to *aarch64_fma4_elt_from_dup<mode>.
16019 (*aarch64_fnma4_elt_to_128df): Rename to
16020 *aarch64_fnma4_elt_from_dup<mode>.
16021 * config/aarch64/arm_neon.h (vfma_n_f64): New.
16022 (vfms_n_f32): Likewise.
16023 (vfms_n_f64): Likewise.
16024 (vfmsq_n_f32): Likewise.
16025 (vfmsq_n_f64): Likewise.
16027 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
16029 * wide-int.h: Change fixed_wide_int_storage from class to struct.
16031 2016-05-17 Richard Biener <rguenther@suse.de>
16033 PR tree-optimization/71132
16034 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
16035 Only add control dependences for blocks in the loop.
16036 (build_rdg): Adjust.
16037 (generate_code_for_partition): Return whether loop should
16038 be destroyed and delay that.
16039 (distribute_loop): Likewise.
16040 (pass_loop_distribution::execute): Record loops to be destroyed
16041 and perform delayed destroying of loops.
16043 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16046 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
16048 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16050 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
16052 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
16055 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
16056 insertion point for instructions generated by validize_mem.
16058 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16060 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
16063 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16065 * config/aarch64/aarch64.c
16066 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
16067 rather than a macro.
16069 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16071 * doc/invoke.texi (AArch64 Options): Various updates.
16073 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16075 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
16076 into instrumentation thunks.
16077 * cif-code.def (CIF_CHKP): New.
16079 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
16081 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
16083 2016-05-16 Martin Jambor <mjambor@suse.cz>
16085 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
16086 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
16088 2016-05-16 Marek Polacek <polacek@redhat.com>
16090 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
16093 2016-05-16 Martin Jambor <mjambor@suse.cz>
16096 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
16097 the outlined kernel function.
16099 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
16101 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
16102 (ISA_HAS_DLSA): Ditto.
16104 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16106 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
16108 2016-05-16 Nathan Sidwell <nathan@acm.org>
16110 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
16111 (nvptx_name_replacement): Restore. Add comment.
16112 (write_fn_proto, write_fn_proto_from_insn,
16113 nvptx_output_call_insn): Restore
16114 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
16116 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16118 * config/aarch64/aarch64.md
16119 (add<mode>3_compareC_cconly_imm): Remove use of %w.
16120 (add<mode>3_compareC_imm): Likewise.
16121 (<optab>si3_uxtw): Split into register and immediate variants.
16122 (andsi3_compare0_uxtw): Likewise.
16123 (and<mode>3_compare0): Likewise.
16124 (and<mode>3nr_compare0): Likewise.
16125 (stack_protect_test_<mode>): Don't use %x for memory operands.
16127 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16129 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
16131 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16133 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
16134 Split integer shifts into shift_reg and bfm.
16135 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
16136 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
16137 (ror<mode>3_insn): Likewise.
16138 (<optab>si3_insn_uxtw): Likewise.
16139 (<optab><mode>3_insn): Change to rotate_imm.
16140 (extr<mode>5_insn_alt): Likewise.
16141 (extrsi5_insn_uxtw): Likewise.
16142 (extrsi5_insn_uxtw_alt): Likewise.
16144 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16146 * doc/tm.texi: Regenerate.
16147 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
16148 (TARGET_INVALID_RETURN_TYPE): Remove.
16149 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
16150 TARGET_INVALID_RETURN_TYPE.
16151 * target.def (invalid_parameter_type): Remove.
16152 (invalid_return_type): Remove.
16154 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16156 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
16157 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
16159 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
16161 (preserve_function_body_p): No need to preserve function body
16162 * cif-codes.def (CIF_THUNK): Remove.
16163 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
16165 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16167 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
16169 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16171 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
16174 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16176 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
16177 (inline_small_functions): Do not look for function symbol when
16180 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16182 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
16185 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16186 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16187 Jiong Wang <jiong.wang@arm.com>
16189 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
16190 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
16191 Define __ARM_FP16_ARGS when appropriate.
16192 * config/arm/arm.c (arm_invalid_parameter_type): Remove
16194 (arm_invalid_return_type): Likewise.
16195 (TARGET_INVALID_PARAMETER_TYPE): Remove.
16196 (TARGET_INVALID_RETURN_TYPE): Remove.
16197 (aapcs_vfp_sub_candidate): Allow HFmode.
16198 (aapcs_vfp_allocate): Add comment. Support HFmode.
16199 (aapcs_vfp_allocate_return_reg): Likewise.
16200 (struct aapcs_cp_arg_layout): Slightly reword comments for
16201 is_return_candidate and allocate_return_reg.
16202 (output_mov_vfp): Update assert.
16203 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
16205 (arm_invalid_parameter_type): Remove.
16206 (amr_invalid_return_type): Remove.
16207 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
16208 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
16209 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
16211 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16213 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
16214 * config/aarch64/arch64-protos.h
16215 (aarch64_legitimize_reload_address): Remove.
16216 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
16219 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
16221 * configure.ac: Add ACX_NONCANONICAL_HOST.
16222 * configure: Regenerate.
16223 * Makefile.in: Set host_noncanonical.
16225 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
16228 * config/i386/i386.md (*movtf_internal): Before register allocation,
16229 do not allow FP constants for CM_MEDIUM memory model, allow only
16230 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
16231 (*movxf_internal): Ditto.
16232 (*movdf_internal): Ditto.
16233 (*movsf_internal): Ditto.
16235 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
16237 PR rtl-optimization/67483
16238 * combine.c (make_compound_operation): Don't call extract_left_shift
16239 with negative shift amounts.
16241 2016-05-13 Jakub Jelinek <jakub@redhat.com>
16244 * fold-const.c (fold_checksum_tree): Allow modification
16245 of TYPE_ALIAS_SET during folding.
16247 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
16248 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
16249 (ix86_split_to_parts): Likewise. Fix up formatting.
16251 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
16253 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
16254 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
16257 2016-05-13 Nathan Sidwell <nathan@acm.org>
16259 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
16260 (nvptx_name_replacement): Delete.
16261 (write_fn_proto, write_fn_proto_from_insn,
16262 nvptx_output_call_insn): Remove nvptx_name_replacement call.
16263 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
16264 * langhooks.c (add_builtin_funcction_common): Call
16265 targetm.mangle_decl_assembler_name.
16267 * config/nvptx/nvptx.c (write_fn_proto): Handle
16268 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
16270 2016-05-13 Martin Liska <mliska@suse.cz>
16272 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
16273 and PRIu64 in printf format.
16275 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16277 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
16280 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16282 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16283 Change --param max-completely-peeled-times to
16284 --param max-completely-peel-times in dump file printing.
16286 2016-05-13 Richard Biener <rguenther@suse.de>
16288 PR tree-optimization/42587
16289 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
16290 (find_bswap_or_nop_1): Likewise.
16291 (bswap_replace): Likewise.
16293 2016-05-13 Martin Liska <mliska@suse.cz>
16295 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
16296 Initialize a variable with default value.
16298 2016-05-13 Martin Liska <mliska@suse.cz>
16300 * doc/invoke.texi: Enhance explanation of error recovery
16303 2016-05-13 Martin Liska <mliska@suse.cz>
16305 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
16306 (struct cost_pair): Change inv_expr_id (int) to inv_expr
16307 (iv_inv_expr_ent *).
16308 (struct iv_inv_expr_ent): Comment struct fields.
16309 (sort_iv_inv_expr_ent): New function.
16310 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
16311 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
16312 a hash_map between iv_inv_expr_ent and number of usages.
16313 (niter_for_exit): Fix coding style.
16314 (tree_ssa_iv_optimize_init): Use renamed variable.
16315 (determine_base_object): Fix coding style.
16316 (alloc_iv): Likewise.
16317 (find_interesting_uses_outside): Likewise.
16318 (add_candidate_1): Likewise.
16319 (add_standard_iv_candidates): Likewise.
16320 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
16321 (prepare_decl_rtl): Fix coding style.
16322 (get_address_cost): Likewise.
16323 (get_shiftadd_cost): Likewise.
16324 (force_expr_to_var_cost): Likewise.
16325 (compare_aff_trees): Likewise.
16326 (get_expr_id): Restructure the function.
16327 (get_loop_invariant_expr_id): Renamed to
16328 get_loop_invariant_expr.
16329 (get_computation_cost_at): Replace usage of inv_expr_id with
16331 (get_computation_cost): Likewise.
16332 (determine_group_iv_cost_generic): Likewise.
16333 (determine_group_iv_cost_address): Likewise.
16334 (iv_period): Fix coding style.
16335 (iv_elimination_compare_lt): Likewise.
16336 (may_eliminate_iv): Likewise.
16337 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
16339 (determine_group_iv_costs): Dump invariant expressions.
16340 (iv_ca_recount_cost): Use the newly added hash_map.
16341 (iv_ca_set_remove_invariants): Fix coding style.
16342 (iv_ca_set_add_invariants): Fix coding style.
16343 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
16345 (iv_ca_set_cp): Likewise.
16346 (iv_ca_new): Initialize the newly added hash_map and remove
16347 initialization of fields.
16348 (iv_ca_free): Delete the hash_map.
16349 (iv_ca_dump): Dump invariant expressions.
16350 (iv_ca_extend): Fix coding style.
16351 (try_add_cand_for): Likewise.
16352 (create_new_ivs): Dump information about # of avg iterations and
16353 # of used invariant expressions.
16354 (rewrite_use_compare): Fix coding style.
16355 (free_loop_data): Set default value for max_inv_expr_id.
16357 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
16359 * cse.c (rest_of_handle_cse): Use cleanup_cfg
16360 returned value cse_cfg_altered computation.
16361 (rest_of_handle_cse2): Likewise.
16362 (rest_of_handle_cse_after_global_opts): Likewise.
16364 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16367 * config/arm/arm.c (arm32_output_mi_thunk): New.
16368 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
16369 to split Thumb1 vs TARGET_32BIT functionality.
16370 (arm_thumb1_mi_thunk): New.
16372 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16374 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
16377 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16380 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
16382 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
16384 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
16385 (expand_builtin_trap): Emit a regular call.
16386 (set_builtin_user_assembler_name): Remove obsolete cases.
16387 * dse.c (scan_insn): Adjust.
16388 * except.c: Include calls.h.
16389 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
16390 emit a regular call to setjmp.
16391 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
16392 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
16393 (emit_block_move_via_libcall): Delete.
16394 (block_move_fn): Delete.
16395 (init_block_move_fn): Likewise.
16396 (emit_block_move_libcall_fn): Likewise.
16397 (emit_block_op_via_libcall): New function.
16398 (set_storage_via_libcall): Tidy up and use memset builtin.
16399 (block_clear_fn): Delete.
16400 (init_block_clear_fn): Likewise.
16401 (clear_storage_libcall_fn): Likewise.
16402 (expand_assignment): Call emit_block_move_via_libcall.
16403 Do not include gt-expr.h.
16404 * expr.h (emit_block_op_via_libcall): Declare.
16405 (emit_block_copy_via_libcall): New inline function.
16406 (emit_block_move_via_libcall): Likewise.
16407 (emit_block_comp_via_libcall): Likewise.
16408 (block_clear_fn): Delete.
16409 (init_block_move_fn): Likewise.
16410 (init_block_clear_fn): Likewise.
16411 (emit_block_move_via_libcall): Likewise.
16412 (set_storage_via_libcall): Add default parameter value.
16413 * libfuncs.h (enum libfunc_index): Remove obsolete values.
16414 (abort_libfunc): Delete.
16415 (memcpy_libfunc): Likewise.
16416 (memmove_libfunc): Likewise.
16417 (memcmp_libfunc): Likewise.
16418 (memset_libfunc): Likewise.
16419 (setbits_libfunc): Likewise.
16420 (setjmp_libfunc): Likewise.
16421 (longjmp_libfunc): Likewise.
16422 (profile_function_entry_libfunc): Likewise.
16423 (profile_function_exit_libfunc): Likewise.
16424 (gcov_flush_libfunc): Likewise.
16425 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
16426 and DECL_VISIBILITY on the declaration.
16427 (init_optabs): Do not initialize obsolete libfuncs.
16428 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
16429 * tree-core.h (ECF_RET1): Define.
16430 (ECF_TM_PURE): Adjust.
16431 (ECF_TM_BUILTIN): Likewise.
16432 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
16433 (build_common_builtin_nodes): Initialize abort builtin.
16434 Add ECF_RET1 on memcpy, memmove and memset builtins.
16435 Pass final flags for alloca and alloca_with_align builtins.
16436 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
16438 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
16439 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
16440 set_storage_via_libcall and call emit_block_copy_via_libcall.
16442 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
16444 * config/i386/i386.md (*call_got_x32): Change operand 0 to
16445 DImode before it is passed to ix86_output_call_operand.
16446 (*call_value_got_x32): Ditto for operand 1.
16448 2016-05-12 Jiong Wang <jiong.wang@arm.com>
16450 PR rtl-optimization/70904
16451 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
16452 reload for wide mode.
16454 2016-05-12 Marek Polacek <polacek@redhat.com>
16457 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
16458 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
16459 * langhooks.h (incomplete_type_error): Likewise.
16460 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
16461 parameter, pass it down to incomplete_type_error.
16462 * tree.h (size_in_bytes): New inline overload.
16463 (size_in_bytes_loc): Renamed from size_in_bytes.
16465 2016-05-12 Richard Biener <rguenther@suse.de>
16467 PR tree-optimization/71059
16468 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
16469 nary before looking up or entering the expression into the VN
16471 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
16472 Make sure to re-use NARYs without result as inserted by
16475 2016-05-12 Richard Biener <rguenther@suse.de>
16477 PR tree-optimization/71062
16478 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16480 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16481 vars_contains_restrict if the var is a restrict tag.
16482 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16483 do not disambiguate pointers against it.
16484 (dump_points_to_solution): Re-structure and adjust for new
16485 vars_contains_restrict flag.
16486 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16488 2016-05-12 Martin Liska <mliska@suse.cz>
16490 * doc/invoke.texi: Explain connection between
16491 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16493 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16495 PR tree-optimization/71006
16496 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16497 consider COND_EXPR as a mask producer.
16499 2016-05-12 Marek Polacek <polacek@redhat.com>
16502 * opts.c (common_handle_option): Detect missing argument for --help^.
16504 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16507 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16508 when popping the PC and within an interrupt handler routine.
16509 Add missing tab to output of "ldmfd".
16510 (output_return_instruction): Output LDMFD with SP update rather
16511 than POP when returning from interrupt handler.
16513 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16515 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16516 TARGET_64BIT && TARGET_AVX512DQ.
16517 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16518 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16519 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16520 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16521 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16522 (*vec_extractv4si_zext): Add avx512dq alternative.
16523 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16524 use v instead of x constraint in other alternatives where possible.
16526 * config/i386/sse.md (sse2_loadld): Use v instead of x
16527 constraint in alternatives 0,1,4.
16529 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16530 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16531 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16534 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16535 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16536 is not emitted unless TARGET_AVX512BW.
16537 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16538 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16539 for the result operand.
16541 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16542 constraint instead of x in avx alternatives. Use maybe_evex instead
16545 * config/i386/constraints.md (Yv): New constraint.
16546 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16547 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16548 * config/i386/i386.md (avx512fvecmode): New mode attr.
16549 (*pushtf): Use v constraint instead of x.
16550 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16551 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16552 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16553 (*absnegtf2_sse): Likewise.
16554 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16555 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16556 avx512f alternatives.
16557 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16559 2016-05-12 Richard Biener <rguenther@suse.de>
16561 PR tree-optimization/71060
16562 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16563 require exact match of DR_BASE_OBJECT but only matching address and
16566 2016-05-12 Richard Biener <rguenther@suse.de>
16568 PR tree-optimization/70986
16569 * cfganal.c: Include cfgloop.h.
16570 (dfs_find_deadend): Prefer to take edges exiting loops.
16572 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16574 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16575 compile and run time.
16577 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16580 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16582 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16584 * config/i386/i386.c (legitimize_pic_address): Use
16585 copy_to_suggested_reg instead of gen_movsi.
16587 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16589 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16590 the code into quad_address_p and call it to share code with
16591 vsx_quad_dform_memory_operand.
16592 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16594 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16595 bit instead of being a separate word. Split -mpower9-dform into
16596 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16597 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16598 for the register class supporting 128-bit quad word memory offsets.
16599 (mode_supports_vsx_dform_quad): Helper function to return if the
16600 register class uses quad word memory offsets.
16601 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16602 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16603 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16604 instructions are enabled, set up the appropriate addr_masks for
16606 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16607 -mpower9-dform-scalar, instead of -mpower9-dform.
16608 (rs6000_option_override_internal): Split -mpower9-dform into two
16609 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16610 -mpower9-dform switch sets or clears both. If we are not using
16611 the LRA register allocator, do not enable -mpower9-dform-vector by
16612 default. If we are using LRA, enable -mpower9-dform-vector and
16613 -mvsx-timode if it is appropriate. Issue a warning if either
16614 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16616 (quad_address_offset_p): New helper function to return if the
16617 offset is legal for quad word memory instructions.
16618 (quad_address_p): New function to determin if GPR or vector
16619 register quad word memory addresses are legal.
16620 (mem_operand_gpr): Validate quad word address offsets.
16621 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16622 d-form (register + offset) instructions.
16623 (offsettable_ok_by_alignment): Likewise.
16624 (rs6000_legitimate_offset_address_p): Likewise.
16625 (legitimate_lo_sum_address_p): Likewise.
16626 (rs6000_legitimize_address): Likewise.
16627 (rs6000_legitimize_reload_address): Add more debug statements for
16629 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16630 d-form instructions.
16631 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16632 d-form instructions. Distinguish different cases in debug
16633 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16634 d-form instructions.
16635 (rs6000_preferred_reload_class): Likewise.
16636 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16637 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16638 of the ISA 2.06 indexed memory instructions.
16639 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16640 use them to save/restore the saved vector registers instead of
16641 using Altivec instructions.
16642 (rs6000_emit_epilogue): Likewise.
16643 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16644 (rs6000_opt_masks): Split -mpower9-dform into
16645 -mpower9-dform-scalar and -mpower9-dform-vector.
16646 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16648 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16649 ISA 3.0 vector indexed memory instructions, and fold the code into
16650 the normal mov<mode> patterns.
16651 (p9_vecstore_<mode>): Likewise.
16652 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16654 (vsx_movti_64bit): Likewise.
16655 (vsx_movti_32bit): Likewise.
16656 * config/rs6000/constraints.md (wO constraint): New constraint for
16657 ISA 3.0 vector d-form support.
16658 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16659 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16660 include -mpower9-dform-vector until we switch over to LRA.
16661 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16662 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16663 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16664 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16665 for -mpower9-dform and -mlra.
16666 * doc/md.texi (wO constraint): Document wO constraint.
16668 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16670 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16671 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16672 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16673 Move handling of non-insn arguments inline into the sole user:
16674 (output_trans_func): ...here.
16675 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16676 in emitted function prototype.
16677 (output_internal_insn_latency_func): Ditto. Simplify.
16678 (output_internal_maximal_insn_latency_func): Ditto. Delete
16679 always-unused argument.
16680 (output_insn_latency_func): Ditto.
16681 (output_maximal_insn_latency_func): Ditto.
16683 2016-05-11 Richard Biener <rguenther@suse.de>
16685 PR tree-optimization/71055
16686 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16687 sth with precision not equal to access size verify we don't chop
16690 2016-05-11 Richard Biener <rguenther@suse.de>
16693 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16694 (dwarf2out_finish): Move retry_incomplete_types call ...
16695 (dwarf2out_early_finish): ... here.
16697 2016-05-11 Richard Biener <rguenther@suse.de>
16699 PR middle-end/71002
16700 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16701 if the langhook insists on it.
16702 * fold-const.c (make_bit_field_ref): Add arg for the original
16703 reference and preserve its alias-set.
16704 (decode_field_reference): Take exp by reference and adjust it
16705 to the original memory reference.
16706 (optimize_bit_field_compare): Adjust callers.
16707 (fold_truth_andor_1): Likewise.
16708 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16710 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16712 PR middle-end/70807
16713 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16714 * cfgrtl.c (delete_insn_and_edges): Likewise.
16715 * config/i386/i386.c (convert_scalars_to_vector): Remove
16717 * cse.c (cse_insn): Compute cse_cfg_altered.
16718 (delete_trivially_dead_insns): Likewise.
16719 (cse_cc_succs): Likewise.
16720 (rest_of_handle_cse): Free dominance info if required.
16721 (rest_of_handle_cse2): Likewise.
16722 (rest_of_handle_cse_after_global_opts): Likewise.
16724 2016-05-11 Alan Modra <amodra@gmail.com>
16726 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16727 abi_v4_pass_in_fpr): New functions.
16728 (rs6000_function_arg_boundary): Exclude complex IBM long double
16729 from 64-bit alignment when ABI_V4.
16730 (rs6000_function_arg, rs6000_function_arg_advance_1,
16731 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16733 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16735 PR rtl-optimization/71028
16736 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16737 jump with just a return in the fallthrough block if the branch
16738 block contains just a return as well.
16740 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16742 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16743 * match.pd ((X & Y) ^ Y): ... this.
16744 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16745 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16747 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16749 * read-md.c (require_char_ws): New function.
16750 (read_string): Simplify using require_char_ws.
16751 (handle_constants): Likewise.
16752 (handle_enum): Likewise.
16753 (handle_file): Likewise.
16754 * read-md.h (require_char_ws): New declaration.
16755 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16756 (read_mapping): Likewise.
16757 (read_rtx_code): Likewise.
16758 (read_nested_rtx): Likewise.
16760 2016-05-10 James Norris <jnorris@codesourcery.com>
16762 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16763 if offloading is enabled and -fopenacc or -fopenmp is specified.
16764 (CRTOFFLOADEND): Likewise.
16765 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16766 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16768 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16770 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16771 gotoff_operand code paths. Use copy_to_suggested_regs and
16772 expand_simple_binop where appropriate. Cleanup.
16774 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16777 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16779 (dimode_scalar_chain::vector_const_cost): New.
16780 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16781 (dimode_scalar_chain::convert_op): Likewise.
16782 (dimode_scalar_chain::convert_insn): Likewise.
16784 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16786 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16787 unary operation, not a binary one.
16789 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16791 PR middle-end/70877
16792 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16793 calls with type casted fndecl.
16795 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16797 PR tree-optimization/70786
16798 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16799 * calls.c (initialize_argument_information): Bind bounds
16800 with corresponding args passed by reference.
16802 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16805 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16806 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16807 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16810 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16813 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16814 code for a zero scale factor.
16815 (vsx_xvcvdpuxds_scale): Likewise.
16817 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16819 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16820 if show_ruler_p was set on the context.
16821 (layout::show_ruler): New method.
16822 * diagnostic.h (struct diagnostic_context): Add field
16825 2016-05-10 Richard Biener <rguenther@suse.de>
16827 PR tree-optimization/71039
16828 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16829 (chk_uses): New function.
16830 (propagate_with_phi): Verify we can safely replicate the lhs of an
16831 aggregate assignment on all incoming edges.
16833 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16835 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16837 (rx_atomic_sequence): New class.
16838 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16839 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16841 (rx_atomic_sequence::rx_atomic_sequence,
16842 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16843 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16844 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16845 CTRLREG_INTB): New constants.
16846 (FETCHOP): New code iterator.
16847 (fethcop_name, fetchop_name2): New iterator code attributes.
16848 (QIHI): New mode iterator.
16849 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16850 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16851 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16853 2016-05-10 Martin Liska <mliska@suse.cz>
16855 * tree-inline.c (remap_dependence_clique): Do not remap
16856 debugging statements.
16858 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16860 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16861 ("*fixuns_truncdfdi2_z13")
16862 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16863 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16864 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16866 2016-05-10 Richard Biener <rguenther@suse.de>
16868 PR tree-optimization/70497
16869 PR tree-optimization/28367
16870 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16872 (visit_reference_op_load): ... here.
16873 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16874 with simplified BIT_FIELD_REFs.
16875 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16876 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16879 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16881 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16882 documentation comment. For BLOCK nodes, add a
16883 DW_AT_abstract_origin attribute that points to the DIE generated
16884 for the origin BLOCK.
16885 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16886 blocks from inlined functions.
16888 2016-05-10 Alan Modra <amodra@gmail.com>
16891 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16892 regrename modifying insns saving lr before __morestack call.
16893 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16894 insns restoring lr after __morestack call.
16896 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16898 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16899 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16901 * config/i386/sse.md (vec_interleave_high<mode>,
16902 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16903 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16905 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16907 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16908 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16909 parallel reassociation for power8 and forward.
16911 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16913 * config/i386/i386.md (absneg splitters with general regs): Use
16914 general_reg_operand predicate.
16915 (btsq peephole2): Use x86_64_immediate_operand to check if new
16916 value is suitable for immediate operand. Generate emitted insn
16917 using RTL expressions.
16918 (btcq peephole2): Ditto.
16919 (btrq peephole2): Ditto. Generate correct immediate operand
16922 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16924 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16927 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16929 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16930 pointer dereference.
16932 2016-05-09 Richard Biener <rguenther@suse.de>
16934 PR tree-optimization/70985
16935 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16936 op0 isn't a gimple register.
16938 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16940 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16941 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16942 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16943 (i6400_fpu_mult): New cpu units.
16944 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16945 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16946 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16947 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16948 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16949 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16950 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16951 (i6400_msa_long_float4, i6400_msa_long_float5)
16952 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16953 (i6400_msa_fdiv_sf): New reservations.
16954 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16955 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16956 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16957 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16958 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16959 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16960 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16961 (msa_short_store4, msa_long_load, msa_short_store)
16962 (msa_long_logic, msa_long_float2, msa_long_float4)
16963 (msa_long_float5, msa_long_float8, msa_long_mult)
16964 (msa_long_fdiv, msa_long_div): New reservations.
16966 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16967 Sameera Deshpande <sameera.deshpande@imgtec.com>
16968 Matthew Fortune <matthew.fortune@imgtec.com>
16969 Graham Stott <graham.stott@imgtec.com>
16970 Chao-ying Fu <chao-ying.fu@imgtec.com>
16972 * config.gcc: Add MSA header file for mips*-*-* target.
16973 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16974 (Ubv8i, Urv8): New constraints.
16975 * config/mips/mips-ftypes.def: Add function types for MSA
16977 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16978 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16979 * config/mips/mips-msa.md: New file.
16980 * config/mips/mips-protos.h
16981 (mips_split_128bit_const_insns): New prototype.
16982 (mips_msa_idiv_insns): Likewise.
16983 (mips_split_128bit_move): Likewise.
16984 (mips_split_128bit_move_p): Likewise.
16985 (mips_split_msa_copy_d): Likewise.
16986 (mips_split_msa_insert_d): Likewise.
16987 (mips_split_msa_fill_d): Likewise.
16988 (mips_expand_msa_branch): Likewise.
16989 (mips_const_vector_same_val_p): Likewise.
16990 (mips_const_vector_same_bytes_p): Likewise.
16991 (mips_const_vector_same_int_p): Likewise.
16992 (mips_const_vector_shuffle_set_p): Likewise.
16993 (mips_const_vector_bitimm_set_p): Likewise.
16994 (mips_const_vector_bitimm_clr_p): Likewise.
16995 (mips_msa_vec_parallel_const_half): Likewise.
16996 (mips_msa_output_division): Likewise.
16997 (mips_ldst_scaled_shift): Likewise.
16998 (mips_expand_vec_cond_expr): Likewise.
16999 * config/mips/mips.c (enum mips_builtin_type): Add
17000 MIPS_BUILTIN_MSA_TEST_BRANCH.
17001 (mips_gen_const_int_vector_shuffle): New prototype.
17002 (mips_const_vector_bitimm_set_p): New function.
17003 (mips_const_vector_bitimm_clr_p): Likewise.
17004 (mips_const_vector_same_val_p): Likewise.
17005 (mips_const_vector_same_bytes_p): Likewise.
17006 (mips_const_vector_same_int_p): Likewise.
17007 (mips_const_vector_shuffle_set_p): Likewise.
17008 (mips_symbol_insns): Forbid loading symbols via immediate for
17010 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
17012 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
17014 (mips_lx_address_p): Add support load indexed address for MSA.
17015 (mips_address_insns): Add calculation of instructions needed for
17016 stores and loads for MSA.
17017 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
17018 CONST_VECTOR for MSA and let it fall through.
17019 (mips_ldst_scaled_shift): New function.
17020 (mips_subword_at_byte): Likewise.
17021 (mips_msa_idiv_insns): Likewise.
17022 (mips_legitimize_move): Validate MSA moves.
17023 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
17024 calculation of costs for MSA division.
17025 (mips_split_move_p): Check if MSA moves need splitting.
17026 (mips_split_move): Split MSA moves if necessary.
17027 (mips_split_128bit_move_p): New function.
17028 (mips_split_128bit_move): Likewise.
17029 (mips_split_msa_copy_d): Likewise.
17030 (mips_split_msa_insert_d): Likewise.
17031 (mips_split_msa_fill_d): Likewise.
17032 (mips_output_move): Handle MSA moves.
17033 (mips_expand_msa_branch): New function.
17034 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
17035 Reinstate 'y' modifier.
17036 (mips_file_start): Add MSA .gnu_attribute.
17037 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
17039 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
17040 (mips_class_max_nregs): Add register size for MSA supported mode.
17041 (mips_cannot_change_mode_class): Allow conversion between MSA
17042 vector modes and TImode.
17043 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
17045 (mips_secondary_reload_class): Force MSA loads/stores via memory.
17046 (mips_preferred_simd_mode): Add preffered modes for MSA.
17047 (mips_vector_mode_supported_p): Add MSA supported modes.
17048 (mips_autovectorize_vector_sizes): New function.
17049 (mips_msa_output_division): Likewise.
17050 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
17051 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
17052 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
17053 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
17054 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
17055 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
17056 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
17057 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
17058 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
17059 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
17060 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
17061 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
17062 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
17063 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
17064 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
17065 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
17066 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
17067 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
17068 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
17069 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
17070 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
17071 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
17072 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
17073 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
17074 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
17075 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
17076 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
17077 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
17078 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
17079 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
17080 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
17081 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
17082 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
17083 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
17084 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
17085 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
17086 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
17087 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
17088 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
17089 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
17090 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
17091 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
17092 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
17093 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
17094 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17095 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17096 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17097 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17098 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17099 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17100 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17101 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17102 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
17103 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
17104 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
17105 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
17106 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
17107 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
17108 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
17109 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
17110 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
17111 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
17112 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
17113 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
17114 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
17115 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
17116 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
17117 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
17118 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
17119 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
17120 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
17121 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
17122 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
17123 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
17124 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
17125 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
17126 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
17127 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
17128 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
17129 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
17130 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
17131 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
17132 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
17133 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
17134 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
17135 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
17136 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
17137 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
17138 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
17139 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
17140 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
17141 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
17142 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
17143 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
17144 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
17145 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
17146 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
17147 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
17148 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
17149 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
17150 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
17151 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
17152 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
17153 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
17154 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
17155 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
17156 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
17157 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
17158 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
17159 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
17160 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
17161 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
17162 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
17163 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
17164 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
17165 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
17166 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
17167 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
17168 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
17169 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
17170 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
17171 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
17172 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
17173 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
17174 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
17175 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
17176 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
17177 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
17178 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
17179 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
17180 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
17181 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
17182 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
17183 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
17184 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
17185 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
17186 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
17187 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
17188 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
17189 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
17190 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
17191 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
17192 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
17193 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
17194 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
17195 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
17196 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
17197 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
17198 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
17199 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
17200 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
17202 (mips_get_builtin_decl_index): New array.
17203 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
17204 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
17205 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
17206 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
17207 (mips_init_builtins): Initialize mips_get_builtin_decl_index
17209 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
17211 (mips_expand_builtin_insn): Prepare operands for
17212 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
17213 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
17214 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
17215 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
17216 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
17217 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
17218 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
17219 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
17220 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
17221 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
17222 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
17223 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
17224 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
17225 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
17226 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
17227 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
17228 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
17229 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
17230 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
17231 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
17232 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
17233 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
17234 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
17235 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
17236 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
17237 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
17238 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
17239 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
17240 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
17241 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
17242 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
17243 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
17244 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
17245 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
17246 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
17247 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
17248 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
17249 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
17250 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
17251 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
17252 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
17253 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
17254 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
17255 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
17256 These are set implicitly and an error is reported if overridden.
17257 (mips_expand_builtin_msa_test_branch): New function.
17258 (mips_expand_msa_shuffle): Likewise.
17259 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
17260 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
17261 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
17262 (mips_expand_vec_unpack): Add support for MSA.
17263 (mips_expand_vector_init): Likewise.
17264 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
17265 instead of const0_rtx.
17266 (mips_msa_vec_parallel_const_half): New function.
17267 (mips_gen_const_int_vector): Likewise.
17268 (mips_gen_const_int_vector_shuffle): Likewise.
17269 (mips_expand_msa_cmp): Likewise.
17270 (mips_expand_vec_cond_expr): Likewise.
17271 * config/mips/mips.h
17272 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
17273 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
17275 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
17276 (ISA_HAS_MSA): New macro.
17277 (UNITS_PER_MSA_REG): Likewise.
17278 (BITS_PER_MSA_REG): Likewise.
17279 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
17280 (MSA_REG_FIRST): New macro.
17281 (MSA_REG_LAST): Likewise.
17282 (MSA_REG_NUM): Likewise.
17283 (MSA_REG_P): Likewise.
17284 (MSA_REG_RTX_P): Likewise.
17285 (MSA_SUPPORTED_MODE_P): Likewise.
17286 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
17287 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
17288 * config/mips/mips.md: Include mips-msa.md.
17289 (alu_type): Add simd_add.
17290 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
17291 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
17292 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
17293 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
17294 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
17295 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
17296 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
17297 simd_move, simd_load, simd_store. Choose "multi" for moves
17299 (qword_mode): New attribute.
17300 (insn_count): Add instruction count for quad moves.
17301 Increase the count for MIPS SIMD division.
17302 (UNITMODE): Add UNITMODEs for vector types.
17303 (addsub): New code iterator.
17304 * config/mips/mips.opt (mmsa): New option.
17305 * config/mips/msa.h: New file.
17306 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
17308 * config/mips/mti-linux.h: Likewise.
17309 * config/mips/predicates.md
17310 (const_msa_branch_operand): New constraint.
17311 (const_uimm3_operand): Likewise.
17312 (const_uimm4_operand): Likewise.
17313 (const_uimm5_operand): Likewise.
17314 (const_uimm8_operand): Likewise.
17315 (const_imm5_operand): Likewise.
17316 (aq10b_operand): Likewise.
17317 (aq10h_operand): Likewise.
17318 (aq10w_operand): Likewise.
17319 (aq10d_operand): Likewise.
17320 (const_m1_operand): Likewise.
17321 (reg_or_m1_operand): Likewise.
17322 (const_exp_2_operand): Likewise.
17323 (const_exp_4_operand): Likewise.
17324 (const_exp_8_operand): Likewise.
17325 (const_exp_16_operand): Likewise.
17326 (const_vector_same_val_operand): Likewise.
17327 (const_vector_same_simm5_operand): Likewise.
17328 (const_vector_same_uimm5_operand): Likewise.
17329 (const_vector_same_uimm6_operand): Likewise.
17330 (const_vector_same_uimm8_operand): Likewise.
17331 (par_const_vector_shf_set_operand): Likewise.
17332 (reg_or_vector_same_val_operand): Likewise.
17333 (reg_or_vector_same_simm5_operand): Likewise.
17334 (reg_or_vector_same_uimm6_operand): Likewise.
17335 * doc/extend.texi (MIPS SIMD Architecture Functions): New
17337 * doc/invoke.texi (-mmsa): Document new option.
17339 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17341 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
17342 * configure: Regenerate.
17343 * config.in: Regenerate.
17344 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
17345 on -fvtable-verify.
17346 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
17347 (ENDFILE_VTV_SPEC): Define.
17349 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
17351 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
17352 registers in all interrupt handlers if necessary.
17353 (rl78_option_override): Add warning.
17354 (MUST_SAVE_MDUC_REGISTERS): New macro.
17355 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
17356 * config/rl78/rl78.c (check_mduc_usage): New function.
17357 (mduc_regs): New structure to hold MDUC register data.
17358 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
17359 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
17360 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
17361 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
17362 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
17363 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
17365 2016-05-09 Bin Cheng <bin.cheng@arm.com>
17367 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
17368 (tree-ssa-loop-niter.h): Ditto.
17369 (idx_within_array_bound, ref_within_array_bound): New functions.
17370 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
17371 Factor out check on writable base object to ...
17372 (base_object_writable): ... here.
17374 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17376 * config/arm/arm.md (probe_stack): Add modes to set source
17379 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
17381 * regrename.c (base_reg_class_for_rename): New static function.
17382 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
17384 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
17386 * cgraph.c (thunk_adjust): Export.
17387 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
17388 * cgraphunit.c (thunk_adjust): Export.
17389 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
17391 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
17393 * tree-inline.c (expand_call_inline): Expand thunks inline.
17395 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
17398 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
17399 (*sse2_vd_cvtss2sd): Ditto.
17400 * config/i386/i386.md
17401 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
17402 Generate *sse2_vd_cvtsd2ss pattern.
17403 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
17404 Generate *sse2_vd_cvtss2sd pattern.
17406 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17408 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
17409 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
17412 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17414 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
17415 * config/sh/sh.c: Define and declare variables on first use throughout
17417 (current_function_interrupt): Change to bool type.
17418 (frame_insn): Rename to emit_frame_insn and update users.
17419 (push_regs): Use bool for 'interrupt_handler' argument.
17420 (save_schedule_s): Remove.
17421 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
17422 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
17423 targetm.asm_out.unaligned_op.di.
17424 (gen_far_branch): Remove redundant forward declaration.
17425 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
17426 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
17427 (sh_set_return_address, sh_function_ok_for_sibcall,
17428 scavenge_reg): Update comments.
17429 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
17430 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
17431 (sh_attr_renesas_p): Remove unnecessary parentheses.
17432 (branch_dest): Simplify.
17433 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
17434 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
17435 (CUMULATIVE_ARGS): Change macro to typedef.
17436 (current_function_interrupt): Change to bool type.
17437 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
17438 Surround with __cplusplus ifdef.
17439 (sh_compare_op0, sh_compare_op1): Remove.
17440 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
17442 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
17444 * config/arm/arm.md: (arch): Add neon.
17445 (arch_enabled): Return yes for arch neon when TARGET_NEON.
17446 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
17447 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
17448 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
17449 attributes for alt renumbering. Mark alt 3 as non-predicable.
17450 (thumb2_movdf_vfp): Likewise.
17452 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
17454 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
17455 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
17456 (*andqi_1): Add preferred_for_speed attribute to disparage
17457 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
17458 (*<code>qi_1): Ditto.
17459 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
17460 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
17461 (*ashlqi3_1): Ditto.
17462 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
17463 Add preferred_for_size attribute to disparage alternative 0 and
17464 preferred_for_speed attribute to disparage alternative 1 for
17465 TARGET_PARTIAL_REG_STALL targets.
17467 2016-05-07 Tom de Vries <tom@codesourcery.com>
17469 PR tree-optimization/70956
17470 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
17473 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17475 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17476 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17477 * config/sh/sh.md (branch_zero): Remove define_attr.
17478 (define_delay): Disable delay slot if branch distance is one insn.
17480 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17482 * config/i386/i386.md (LEAMODE): New mode attribute.
17483 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17484 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17485 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17486 operand 2 predicate.
17487 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17488 (*lea<mode>_general_3): Ditto.
17489 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17491 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17493 * genmddump.c (main): Convert argv from char ** to const char **.
17495 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17497 * coretypes.h (OVERRIDE): New macro.
17498 (FINAL): New macro.
17500 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17502 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17503 allow coalescing if the types are compatible.
17505 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17507 * pass_manager.h (pass_manager::register_pass_name): New method.
17508 (pass_manager::get_pass_by_name): New method.
17509 (pass_manager::create_pass_tab): New method.
17510 (pass_manager::m_name_to_pass_map): New field.
17511 * passes.c (name_to_pass_map): Delete global in favor of field
17512 "m_name_to_pass_map" of pass_manager.
17513 (register_pass_name): Rename from a function to...
17514 (pass_manager::register_pass_name): ...this method, updating
17515 for renaming of global "name_to_pass_map" to field
17516 "m_name_to_pass_map".
17517 (create_pass_tab): Rename from a function to...
17518 (pass_manager::create_pass_tab): ...this method, updating
17519 for renaming of global "name_to_pass_map" to field.
17520 (get_pass_by_name): Rename from a function to...
17521 (pass_manager::get_pass_by_name): ...this method.
17522 (enable_disable_pass): Convert use of get_pass_by_name to
17523 a method call, locating the pass_manager singleton.
17525 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17527 * genattr-common.c (main): Convert argv from char ** to const char **.
17528 * genattr.c (main): Likewise.
17529 * genattrtab.c (main): Likewise.
17530 * genautomata.c (initiate_automaton_gen): Likewise.
17532 * gencodes.c (main): Likewise.
17533 * genconditions.c (main): Likewise.
17534 * genconfig.c (main): Likewise.
17535 * genconstants.c (main): Likewise.
17536 * genemit.c (main): Likewise.
17537 * genenums.c (main): Likewise.
17538 * genextract.c (main): Likewise.
17539 * genflags.c (main): Likewise.
17540 * genmddeps.c (main): Likewise.
17541 * genopinit.c (main): Likewise.
17542 * genoutput.c (main): Likewise.
17543 * genpeep.c (main): Likewise.
17544 * genpreds.c (main): Likewise.
17545 * genrecog.c (main): Likewise.
17546 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17547 (init_rtx_reader_args): Likewise.
17548 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17549 (init_rtx_reader_args): Likewise.
17550 * gentarget-def.c (main): Likewise.
17551 * read-md.c (read_md_files): Likewise.
17552 * read-md.h (read_md_files): Likewise.
17554 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17556 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17557 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17558 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17559 Remove unused predicate.
17560 (register_and_not_fp_reg_operand): Ditto.
17562 2016-05-06 Martin Liska <mliska@suse.cz>
17564 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17565 instead of vec as the vector is local to the function.
17567 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17569 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17570 avx512bw alternative.
17572 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17573 before the ashr<mode>3 pattern.
17575 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17576 v instead of x in vex or maybe_vex alternatives, use
17577 maybe_evex instead of vex in prefix.
17579 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17580 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17581 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17582 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17585 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17586 v instead of x in vex or maybe_vex alternatives, use
17587 maybe_evex instead of vex in prefix.
17589 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17590 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17591 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17592 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17593 alternatives, use maybe_evex instead of vex in prefix.
17595 * config/i386/sse.md (vec_interleave_lowv4sf,
17596 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17597 v instead of x in vex or maybe_vex alternatives, use
17598 maybe_evex instead of vex in prefix.
17600 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17601 v instead of x in vex or maybe_vex alternatives, use
17602 maybe_evex instead of vex in prefix.
17604 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17605 v constraint instead of x.
17607 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17609 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17610 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17613 2016-05-06 Richard Biener <rguenther@suse.de>
17615 PR tree-optimization/70948
17616 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17617 Properly clobber all fields of va_list for __builtin_va_start.
17619 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17622 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17623 loop latch destination.
17625 2016-05-06 Martin Liska <mliska@suse.cz>
17627 * tree-ssa-uninit.c: Apply manual changes
17628 to the GNU coding style.
17629 (prune_uninit_phi_opnds): Rename from
17630 prune_uninit_phi_opnds_in_unrealizable_paths.
17632 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17634 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17635 mspace): Remove deprecated options.
17636 * doc/invoke.texi (SH options): Remove -mspace.
17638 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17640 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17642 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17644 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17645 corresponding combine split pattern.
17647 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17650 * config/sh/predicates.md (long_displacement_mem_operand): New.
17651 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17652 Add movi20, movi20s alternatives. Adjust length attribute for
17654 (movsi_ie): Allow for any FPU. Adjust length attribute for
17656 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17657 attribute for alternatives.
17658 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17659 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17660 length attribute for alternatives.
17662 2016-05-06 Richard Biener <rguenther@suse.de>
17664 PR tree-optimization/70960
17665 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17667 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17670 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17671 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17673 2016-05-06 Marek Polacek <polacek@redhat.com>
17676 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17678 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17681 * config/sh/sh.md (*rotcr): Add another variant.
17683 2016-05-06 Richard Biener <rguenther@suse.de>
17685 PR middle-end/70931
17686 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17688 2016-05-06 Richard Biener <rguenther@suse.de>
17690 PR middle-end/70941
17691 * fold-const.c (split_tree): Always convert to the original type
17694 2016-05-06 Richard Biener <rguenther@suse.de>
17696 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17697 (fwprop_addr): Likewise.
17699 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17702 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17704 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17705 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17706 the splitter condition.
17707 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17708 the splitter condition.
17709 (FP float_extend load splitter): Ditto.
17711 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17713 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17714 to REGNO in all peephole2 patterns.
17715 (post-reload splitters): Change true_regnum to REGNO in
17716 post-reload splitters.
17717 (zero_extend splitters): Use general_reg_operand and
17718 nonimmediate_gr_operand predicates.
17720 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17722 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17723 v constraint instead of x.
17725 2016-05-05 Alan Modra <amodra@gmail.com>
17728 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17729 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17730 TARGET_NO_FP_IN_TOC for -mrelocatable.
17731 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17732 TARGET_RELOCATABLE test.
17733 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17734 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17735 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17736 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17737 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17738 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17739 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17740 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17741 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17742 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17744 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17745 (rs6000_stack_info): Likewise.
17746 (rs6000_elf_asm_out_constructor): Likewise.
17747 (rs6000_elf_asm_out_destructor): Likewise.
17748 (rs6000_elf_declare_function_name): Likewise.
17749 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17750 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17753 2016-05-05 Alan Modra <amodra@gmail.com>
17755 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17757 2016-05-05 Alan Modra <amodra@gmail.com>
17759 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17760 out-of-line gpr restore for one or two regs if that would add
17763 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17766 * config/i386/i386.md
17767 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17768 Change to post-epilogue_completed late splitter. Use sse_reg_operand
17769 as operand 0 predicate.
17770 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17772 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17773 Ditto. Emit the pattern using RTX.
17775 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17776 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17777 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17778 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17780 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17781 sse_reg_operand as operand 0 predicate.
17783 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17784 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17785 instead of gen_rtx_REG.
17786 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17789 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17791 * function.c (emit_use_return_register_into_block): Delete.
17792 (gen_return_pattern): Delete.
17793 (emit_return_into_block): Delete.
17794 (active_insn_between): Delete.
17795 (convert_jumps_to_returns): Delete.
17796 (emit_return_for_exit): Delete.
17797 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17798 simple_return for shrink-wrapped blocks.
17799 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17800 end of blocks that need one.
17801 (get_unconverted_simple_return): Delete.
17802 (convert_to_simple_return): Delete.
17803 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17804 (convert_to_simple_return): Ditto.
17806 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17808 * cfgcleanup.c (bb_is_just_return): New function.
17809 (try_optimize_cfg): Simplify jumps to return, branches to return,
17810 and branches around return.
17812 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17814 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17815 branch to a return.
17817 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17821 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17822 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17823 assert flags & OEP_HASH_CHECK, instead of asserting it
17824 never happens. Handle TARGET_EXPR.
17825 * fold-const.c (operand_equal_p): For hash verification,
17826 or in OEP_HASH_CHECK into flags.
17828 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17830 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17832 (compute_samebase_partition_bases): Fix typo.
17834 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17836 * config/i386/sse.md (vec_interleave_highv8sf,
17837 vec_interleave_lowv8sf, vec_interleave_highv4df,
17838 vec_interleave_lowv4df): Remove constraints from expanders.
17840 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17842 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17844 * tree-inline.c (expand_call_inline): Fix path dealing with
17845 making lhs of call statement undefined.
17847 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17849 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17850 Check availability on NODE, too.
17851 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17852 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17853 (varpool_node::call_for_symbol_and_aliase): Likewise.
17854 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17855 (propagate_pure_const): Propagate across interposable functions, too.
17856 (skip_function_for_local_pure_const): Do not skip interposable bodies
17858 (pass_local_pure_const::execute): Update.
17860 2016-05-04 Marek Polacek <polacek@redhat.com>
17862 * doc/invoke.texi: Document -Wdangling-else.
17864 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17866 * config.gcc: Error out when conflicting multilib is detected. Do not
17867 loop over multilibs since no combination is legal.
17869 2016-05-04 Alan Modra <amodra@gmail.com>
17871 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17872 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17873 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17876 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17878 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17879 Clean up p5600 comments.
17881 2016-05-04 Richard Biener <rguenther@suse.de>
17883 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17884 constructor simplifications.
17885 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17887 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17889 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17890 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17891 result.set_rtx is null instead of aborting.
17892 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17894 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17895 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17896 *mov<mode>_store_postinc): New patterns.
17898 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17900 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17901 as commutative. Check both conversions are NOP.
17902 ((A & B) OP (C & B)): Remove.
17904 2016-05-04 Alan Modra <amodra@gmail.com>
17906 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17908 2016-05-04 Alan Modra <amodra@gmail.com>
17911 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17912 when cr2,3,4 are all fixed regs.
17914 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17916 PR rtl-optimization/57193
17917 * opts.c (default_options_table): Revert OPT_frename_registers change.
17918 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17920 2016-05-03 Martin Sebor <msebor@redhat.com>
17923 * builtins.c (fold_builtin_FILE): New function.
17924 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17925 (fold_builtin_0): Call them.
17926 * gimplify.c (gimplify_call_expr): Remove the handling of
17927 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17930 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17931 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17935 * doc/extend.texi (Function Names as Strings): Update __func__,
17936 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17939 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17940 Richard Biener <rguenther@suse.de>
17942 PR tree-optimization/70916
17943 * tree-if-conv.c: Include cfganal.h.
17944 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17945 and remove_fake_exit_edges around the optimization pass.
17947 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17949 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17950 (cgraph_edge::make_direct): Likewise.
17951 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17952 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17953 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17954 (CIF_THUNK): New code.
17955 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17956 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17957 (compute_inline_parameters): Set inline_failed for thunks.
17958 (inline_analyze_function): Cleanup.
17959 * ipa-inline.c (can_inline_edge_p): Do not deal with
17960 call_stmt_cannot_inline_p.
17961 (can_early_inline_edge_p): Likewise.
17962 (early_inliner): Initialize inline_failed.
17963 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17965 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17967 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17968 from nonimm_ssenomem_operand.
17969 (nonimm_ssenomem_operand): New predicate.
17970 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17971 as operand 0 predicate.
17972 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17973 Disable unsupported alternatives using "enabled" attribute.
17974 Use register_ssemem_operand as operand 0 predicate.
17975 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17977 2016-05-03 Marek Polacek <polacek@redhat.com>
17980 * input.c (expansion_point_location): New function.
17981 * input.h (expansion_point_location): Declare.
17983 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17985 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17986 occurence with frame_offset_ ones.
17988 2016-05-03 Alan Modra <amodra@gmail.com>
17990 PR rtl-optimization/70890
17991 * ira.c (combine_and_move_insns): When moving def_insn, remove
17992 equivs on use_insn.
17994 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17996 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17997 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17998 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17999 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
18001 2016-05-03 Alan Modra <amodra@gmail.com>
18003 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
18004 for SAVE_MULTIPLE/STORE_MULTIPLE.
18006 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18008 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
18009 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
18011 2016-05-03 Richard Biener <rguenther@suse.de>
18013 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
18015 (gimplify_arg): Likewise.
18016 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
18017 re-writing the result to a decl if required.
18018 (internal_get_tmp_var): Add allow_ssa parameter
18019 and override into_ssa with it.
18020 (get_formal_tmp_var): Adjust.
18021 (get_initialized_tmp_var): Add allow_ssa parameter.
18022 (gimplify_arg): Add allow_ssa parameter and avoid generating
18023 SSA names for the result false.
18024 (gimplify_call_expr): If the call may return twice do not
18025 gimplify parameters into SSA.
18026 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
18027 (gimplify_modify_expr): Adjust assert. For noreturn calls
18028 with a SSA name LHS adjust its def.
18029 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
18030 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
18031 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
18032 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
18033 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
18034 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
18035 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
18036 (optimize_target_teams): Do not allow SSA names for clause operands.
18037 (gimplify_expr): Likewise for where we mark the result addressable.
18038 * passes.def (pass_init_datastructures): Remove.
18039 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
18040 (rewrite_stmt): Likewise.
18041 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
18042 (replace_locals_op): Replace SSA names.
18043 (copy_gimple_seq_and_replace_locals): Init src_cfun.
18044 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
18045 * cgraph.c (release_function_body): Free CFG annotations only
18046 when we have a CFG. Simplify.
18047 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
18048 force_gimple_operand instead of get_initialized_tmp_var.
18049 * tree-pass.h (make_pass_init_datastructures): Remove.
18050 * tree-ssa.c (execute_init_datastructures): Remove.
18051 (pass_data_init_datastructures): Likewise.
18052 (class pass_init_datastructures): Likewise.
18053 (make_pass_init_datastructures): Likewise.
18054 * omp-low.c (create_omp_child_function): Init SSA data structures.
18055 (grid_expand_target_grid_body): Likewise.
18056 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
18057 name before adding it to names_to_release.
18058 (remove_bb): Always release SSA defs.
18059 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
18060 before dereferencing it.
18061 * cgraphunit.c (init_lowered_empty_function): Always
18062 int SSA data structures.
18063 * tree-ssanames.c (release_defs): Remove assert that we are in
18065 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
18067 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18068 Uros Bizjak <ubizjak@gmail.com>
18070 PR rtl-optimization/70467
18071 * config/i386/predicates.md (x86_64_hilo_int_operand,
18072 x86_64_hilo_general_operand): New predicates.
18073 * config/i386/constraints.md (Wd): New constraint.
18074 * config/i386/i386.md (mode attr di): Use Wd instead of e.
18075 (general_hilo_operand): New mode attr.
18076 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
18077 instead of <general_operand>.
18078 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
18079 x86_64_hilo_general_operand instead of <general_operand>.
18081 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18083 PR tree-optimization/70916
18084 * tree-if-conv.c (constant_or_ssa_name): Removed.
18085 (fold_build_cond_expr): Use is_gimple_val instead of
18086 constant_or_ssa_name.
18088 PR tree-optimization/70916
18089 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
18090 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
18093 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
18094 (optimize_atomic_bit_test_and): New function.
18095 (pass_fold_builtins::execute): Use it.
18096 * optabs.def (atomic_bit_test_and_set_optab,
18097 atomic_bit_test_and_complement_optab,
18098 atomic_bit_test_and_reset_optab): New optabs.
18099 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
18100 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
18101 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
18102 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
18103 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
18104 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
18105 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
18106 * doc/md.texi (atomic_bit_test_and_set@var{mode},
18107 atomic_bit_test_and_complement@var{mode},
18108 atomic_bit_test_and_reset@var{mode}): Document.
18109 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
18110 atomic_bit_test_and_complement<mode>,
18111 atomic_bit_test_and_reset<mode>): New expanders.
18112 (atomic_bit_test_and_set<mode>_1,
18113 atomic_bit_test_and_complement<mode>_1,
18114 atomic_bit_test_and_reset<mode>_1): New insns.
18116 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
18118 PR rtl-optimization/70687
18119 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
18120 instead of unsigned HOST_WIDE_INT.
18122 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
18124 PR rtl-optimization/44281
18125 * hard-reg-set.h (struct target_hard_regs): New field
18126 x_fixed_nonglobal_reg_set.
18127 (fixed_nonglobal_reg_set): New macro.
18128 * reginfo.c (init_reg_sets_1): Initialize it.
18129 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
18131 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
18133 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18135 PR tree-optimization/56541
18136 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
18137 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
18138 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
18139 (any_complicated_phi): new static variable.
18140 (aggressive_if_conv): delete.
18141 (if_convertible_phi_p): support phis with more than two arguments.
18142 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
18143 critical pred edges.
18144 (ifcvt_split_critical_edges): support phis with more than two
18145 arguments by checking new parameter. only split critical edges
18147 (tree_if_conversion): handle simd pragma marked loop using new
18148 local variable aggressive_if_conv. check any_complicated_phi.
18150 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18152 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
18155 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18157 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
18160 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
18162 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
18163 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
18164 define_insn_and_split.
18165 (mulsi3_i): New define_insn_and_split.
18166 (mulsi3_call): Convert to define_insn.
18167 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
18168 Remove constraints.
18170 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18172 * machmode.h (mode_complex): Add support to give the complex mode
18174 (GET_MODE_COMPLEX_MODE): Likewise.
18175 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
18176 stored by build_complex_type and gfc_build_complex_type instead of
18177 trying to figure out the appropriate mode based on the size. Raise
18178 an assertion error, if the type was not set.
18179 * genmodes.c (struct mode_data): Add field for the complex type of
18181 (blank_mode): Likewise.
18182 (make_complex_modes): Remember the complex mode created in the
18184 (emit_mode_complex): Write out the mode_complex array to map a
18185 type mode to the complex version.
18186 (emit_insn_modes_c): Likewise.
18187 * tree.c (build_complex_type): Set the complex type to use before
18188 calling layout_type.
18189 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
18190 support for __float128 complex datatypes.
18191 (rs6000_hard_regno_mode_ok): Likewise.
18192 (rs6000_setup_reg_addr_masks): Likewise.
18193 (rs6000_complex_function_value): Likewise.
18194 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
18195 __float128 and __ibm128 complex.
18196 (FLOAT128_IBM_P): Likewise.
18197 (ALTIVEC_ARG_MAX_RETURN): Likewise.
18198 * doc/extend.texi (Additional Floating Types): Document that
18199 -mfloat128 must be used to enable __float128. Document complex
18200 __float128 and __ibm128 support.
18202 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18205 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
18206 char/short arguments promoted to int because of promote_prototypes.
18208 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18210 * config/i386/predicates.md (register_ssemem_operand): New predicate.
18211 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
18212 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
18213 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
18214 alternatives using "enabled" attribute. Use register_ssemem_operand
18215 as operand 1 predicate.
18216 (*cmpi<unord>xf_i387): Split XFmode pattern from
18217 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
18218 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
18219 *absneg<mode>2_i387. Disable unsupported alternatives using
18220 "enabled" attribute.
18221 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
18223 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
18225 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
18227 (oacc_loop_process): Check mask for loop termination.
18229 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
18231 * cif-code.def (CIF_THUNK): Add.
18232 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
18235 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
18237 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
18238 (dump_inline_summary): Dump it.
18239 (fp_expression_p): New predicate.
18240 (estimate_function_body_sizes): Use it.
18241 (inline_merge_summary): Merge fp_expressions.
18242 (inline_read_section): Read fp_expressions.
18243 (inline_write_summary): Write fp_expressions.
18244 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
18245 codegen boundary if either caller or callee is !fp_expressions.
18246 * ipa-inline.h (inline_summary): Add fp_expressions.
18247 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
18248 to fp_expressions be sure the fp generation flags are updated.
18250 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18252 PR rtl-optimization/70467
18253 * cse.c (cse_insn): Handle no-op MEM moves after folding.
18255 PR rtl-optimization/70467
18256 * ipa-pure-const.c (check_call): Handle internal calls even in
18257 ipa mode like in local mode.
18259 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
18261 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
18263 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
18265 * match.pd (X u< X, X u> X): New transformations.
18267 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
18269 * flag-types.h (enum warn_strict_overflow_code): Move ...
18270 * coretypes.h: ... here.
18271 * fold-const.h (fold_overflow_warning): Declare.
18272 * fold-const.c (fold_overflow_warning): Make non-static.
18273 (fold_comparison): Move the transformation of X +- C1 CMP C2
18274 into X CMP C2 -+ C1 ...
18275 * match.pd: ... here.
18276 * gimple-fold.c (fold_stmt_1): Protect with
18277 fold_defer_overflow_warnings.
18279 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
18281 * omp-low.c (struct oacc_loop): Add 'inner' field.
18282 (new_oacc_loop_raw): Initialize it to zero.
18283 (oacc_loop_fixed_partitions): Initialize it.
18284 (oacc_loop_auto_partitions): Partition outermost loop to outermost
18285 available partitioning.
18287 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18289 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
18291 (umulsidi3): Likewise.
18292 (indirect_jump): Fix jump instruction assembly patterns.
18294 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
18297 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
18298 (nvptx_function_value): Assert non-NULL cfun.
18300 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
18302 PR rtl-optimization/70886
18303 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
18305 * cselib.h (rtx_equal_for_cselib_1): Declare.
18306 (rtx_equal_for_cselib_p: New inline function.
18307 * cselib.c (rtx_equal_for_cselib_p): Delete.
18308 (rtx_equal_for_cselib_1): Make public.
18310 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18312 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
18313 (register_mixssei387nonimm_operand): Remove predicate.
18314 * config/i386/i386.md (*fop_<mode>_comm): Merge from
18315 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
18316 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
18317 for TARGET_MIX_SSE_I387 alternatives.
18318 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
18319 Disable unsupported alternatives using "enabled" attribute. Use
18320 nonimm_ssenomem_operand as operand 1 predicate. Also check
18321 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
18323 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18325 * tree.c (cst_and_fits_in_hwi): Simplify.
18327 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18329 * tree.h (wi::to_wide): New function.
18330 * expr.c (expand_expr_real_1): Use wi::to_wide.
18331 * fold-const.c (int_const_binop_1): Likewise.
18332 (extract_muldiv_1): Likewise.
18334 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18336 * wide-int.h: Update offset_int and widest_int documentation.
18337 (WI_SIGNED_SHIFT_RESULT): New macro.
18338 (wi::binary_shift): Define signed_shift_result_type for
18339 shifts on offset_int- and widest_int-like types.
18340 (generic_wide_int): Support <<= and >>= if << and >> are supported.
18341 * tree.h (int_bit_position): Use shift operators instead of wi::
18343 * alias.c (adjust_offset_for_component_ref): Likewise.
18344 * expr.c (get_inner_reference): Likewise.
18345 * fold-const.c (fold_comparison): Likewise.
18346 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
18347 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
18348 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18349 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
18350 (stmt_kills_ref_p): Likewise.
18351 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
18352 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
18353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18354 (ao_ref_init_from_vn_reference): Likewise.
18356 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18358 * wide-int.h: Update offset_int and widest_int documentation.
18359 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
18360 (wi::binary_traits): Allow ordered comparisons between offset_int and
18361 offset_int, between widest_int and widest_int, and between either
18362 of these types and basic C types.
18363 (operator <, <=, >, >=): Define for the same combinations.
18364 * tree.h (tree_int_cst_lt): Use comparison operators instead
18365 of wi:: comparisons.
18366 (tree_int_cst_le): Likewise.
18367 * gimple-fold.c (fold_array_ctor_reference): Likewise.
18368 (fold_nonarray_ctor_reference): Likewise.
18369 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
18370 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
18371 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
18372 * tree-sra.c (completely_scalarize): Likewise.
18373 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
18374 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
18375 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
18376 (check_for_binary_op_overflow): Likewise.
18377 (search_for_addr_array): Likewise.
18378 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
18380 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18382 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
18383 (arc_save_restore): Likewise.
18384 (arc_dwarf_register_span): Likewise.
18385 (arc_output_pic_addr_const): Initialize suffix variable.
18387 2016-05-02 Martin Liska <mliska@suse.cz>
18389 * symbol-summary.h (function_summary::function_summary):
18390 Remove checking assert for all cgraph nodes.
18391 (function_summary::get): Check summary_uid.
18392 (symtab_insertion): Check summary_uid.
18394 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18396 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
18397 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
18398 bmaskn instruction.
18399 (arc_dwarf_register_span): Remove enum keyword.
18400 (compact_memory_operand_p): New function.
18401 * config/arc/arc.h (reg_class): Add code density register classes.
18402 (REG_CLASS_NAMES): Likewise.
18403 (REG_CLASS_CONTENTS): Likewise.
18404 * config/arc/arc.md (*movqi_insn): Add code density instructions.
18405 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
18406 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
18407 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
18408 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
18410 (h, Rcd, Rsd, Rzd): New register constraints.
18411 (T): Use compact_memory_operand_p function.
18412 * config/arc/predicates.md (compact_load_memory_operand): Remove.
18414 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18416 * config/sh/sh.md (*negnegt, *movtt): Remove.
18418 2016-05-02 Marek Polacek <polacek@redhat.com>
18419 Tom de Vries <tom@codesourcery.com>
18421 PR tree-optimization/70700
18422 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
18423 bigger than FIRST_REF_NODE.
18425 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18428 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
18430 (prepare_cbranch_operands): Don't use scratch register. Assume that
18431 function is used when pseudos can be created.
18432 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
18433 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
18434 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
18435 define_expand. Allow it only when pseudos can be created.
18436 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
18438 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
18440 * config/i386/constraints.md (BC): Only allow -1 operands.
18441 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
18442 Add "enabled" attribute. Update XI mode attribute calculation.
18443 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
18444 (*movoi_internal_avx): Update XI mode attribute calculation.
18445 (*movti_internal): Ditto.
18447 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18449 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
18450 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
18452 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
18454 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18455 statement on instruction code. Remove trailing spaces.
18456 (altivec_expand_stv_builtin): Likewise.
18458 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18460 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
18461 (TARGET_FPU_DOUBLE): Simplify.
18462 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
18463 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
18464 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
18465 with 'TARGET_FPU_DOUBLE'.
18466 * config/sh/sh.md: Likewise.
18468 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
18470 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
18471 SH_DIV_STR_FOR_SIZE): Remove.
18472 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
18473 SH_DIV_STR_FOR_SIZE): Remove.
18475 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18477 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18478 logical_reg_operand): Delete.
18479 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18480 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18481 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18482 match_operand and match_test.
18483 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18484 variables on their first use. Return bool values.
18485 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18486 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18487 arith_reg_operand for input operand. Remove empty constraints.
18489 (*xorsi3_compact): Rename to xorsi3.
18490 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18491 (*zero_extend<mode>si2_disp_mem): Update comment.
18494 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18496 * config/sh/t-sh: Remove SH5 support.
18497 * config.gcc: Likewise.
18498 * configure: Likewise.
18500 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18502 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18504 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18506 * config/sh/sh.c (register_sh_passes, sh_option_override,
18507 sh_print_operand, prepare_move_operands,
18508 sh_can_follow_jump): Remove TARGET_SH1 checks.
18509 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18510 PROMOTE_MODE): Likewise.
18511 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18514 2016-04-30 Alan Modra <amodra@gmail.com>
18516 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18517 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18518 Check for user regs later to avoid unnecessary looping over regs.
18519 Merge user reg check with non-saved reg check. Don't force
18520 inline VR restore when static chain used.
18521 (rs6000_frame_related): Omit eh_frame info for user regs when
18523 (fixed_regs_p): Delete.
18525 2016-04-30 Alan Modra <amodra@gmail.com>
18527 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18528 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18531 2016-04-30 Alan Modra <amodra@gmail.com>
18534 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18535 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18538 2016-04-30 Alan Modra <amodra@gmail.com>
18540 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18541 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18542 flag_pic test for Darwin.
18544 2016-04-30 Alan Modra <amodra@gmail.com>
18546 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18547 throw_calls_crossed.
18548 (REG_FREQ_CALLS_CROSSED): Delete.
18549 (REG_N_THROWING_CALLS_CROSSED): Delete.
18550 * regstat.c (regstat_bb_compute_ri): Don't calculate
18551 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18552 (dump_reg_info): Don't print call cross frequency.
18553 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18554 and REG_N_THROWING_CALLS_CROSSED.
18556 2016-04-30 Alan Modra <amodra@gmail.com>
18558 * regs.h (struct reg_info_t): Delete live_length.
18559 (REG_LIVE_LENGTH): Delete macro.
18560 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18561 local_live, local_processed and local_live_last_luid params.
18562 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18564 (regstat_compute_ri): Adjust for above. Don't set
18566 (dump_reg_info): Don't print live length.
18567 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18568 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18569 Localize loop_depth var.
18571 2016-04-30 Alan Modra <amodra@gmail.com>
18573 * ira.c (enum valid_equiv): New.
18574 (validate_equiv_mem): Return enum.
18575 (update_equiv_mem): Create replacement in more cases.
18576 (add_store_equivs): Update validate_equiv_mem call.
18578 2016-04-30 Alan Modra <amodra@gmail.com>
18580 * ira.c (combine_and_move_insns): Rather than scanning insns,
18581 use DF infrastucture to find use and def insns.
18583 2016-04-30 Alan Modra <amodra@gmail.com>
18585 ira.c (combine_and_move_insns): Move invariant conditions..
18586 (ira.c): ..to here. Call combine_and_move_insns before
18587 add_store_equivs. Call grow_reg_equivs later. Allocate
18588 req_equiv later using max_reg_num() rather than global max_regno.
18589 (contains_replace_regs): Delete.
18590 (add_store_equivs): Remove contains_replace_regs test.
18592 2016-04-30 Alan Modra <amodra@gmail.com>
18594 * ira.c (struct equiv_mem_data): New.
18595 (equiv_mem, equiv_mem_modified): Delete static vars.
18596 (validate_equiv_mem_from_store): Use "data" param to communicate..
18597 (validate_equiv_mem): ..from here.
18599 2016-04-30 Alan Modra <amodra@gmail.com>
18601 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18603 (update_reg_equivs): ..here. Move allocation and freeing of
18604 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18605 end_alias_analysis to..
18608 2016-04-30 Alan Modra <amodra@gmail.com>
18610 * ira.c (pdx_subregs): Delete.
18611 (struct equivalence): Add pdx_subregs field.
18612 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18613 pdx_subregs access.
18614 (update_equiv_regs): Don't create or free pdx_subregs. Update
18615 pdx_subregs access.
18617 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18619 * config/rs6000/altivec.h: Change definitions of vec_xl and
18621 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18622 (LD_ELEMREV_V2DI): New.
18623 (LD_ELEMREV_V4SF): New.
18624 (LD_ELEMREV_V4SI): New.
18625 (LD_ELEMREV_V8HI): New.
18626 (LD_ELEMREV_V16QI): New.
18627 (ST_ELEMREV_V2DF): New.
18628 (ST_ELEMREV_V2DI): New.
18629 (ST_ELEMREV_V4SF): New.
18630 (ST_ELEMREV_V4SI): New.
18631 (ST_ELEMREV_V8HI): New.
18632 (ST_ELEMREV_V16QI): New.
18635 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18636 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18637 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18638 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18639 (altivec_expand_builtin): Add handling for
18640 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18641 (rs6000_invalid_builtin): Add error-checking for
18642 RS6000_BTM_P9_VECTOR.
18643 (altivec_init_builtins): Define builtins used to implement vec_xl
18645 (rs6000_builtin_mask_names): Define power9-vector.
18646 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18647 (RS6000_BTM_P9_VECTOR): Define.
18648 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18649 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18650 (vsx_ld_elemrev_v2df): Likewise.
18651 (vsx_ld_elemrev_v4sf): Likewise.
18652 (vsx_ld_elemrev_v4si): Likewise.
18653 (vsx_ld_elemrev_v8hi): Likewise.
18654 (vsx_ld_elemrev_v16qi): Likewise.
18655 (vsx_st_elemrev_v2df): Likewise.
18656 (vsx_st_elemrev_v2di): Likewise.
18657 (vsx_st_elemrev_v4sf): Likewise.
18658 (vsx_st_elemrev_v4si): Likewise.
18659 (vsx_st_elemrev_v8hi): Likewise.
18660 (vsx_st_elemrev_v16qi): Likewise.
18661 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18664 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18666 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18668 (simplify_control_stmt_condition_1): ... here. Recurse into
18669 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18671 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18674 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18675 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18676 define_insn_and_split to define_insn.
18677 (zero_extendqi<mode>2_dot2): Same.
18678 (extendqi<mode>2_dot): Same.
18679 (extendqi<mode>2_dot2): Same.
18681 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18683 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18684 (probe_stack): New expander.
18685 (probe_stack_<mode>): New insn pattern.
18687 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18689 * config/i386/i386.md
18690 (operations with memory inputs setting flags peephole2):
18691 Remove uneeded REG_P checks. Cleanup pattern generation.
18693 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18695 * tree-vect-loop.c (vect_transform_loop): Fix
18696 nb_iterations_upper_bound computation for vectorized loop.
18698 2016-04-29 Marek Polacek <polacek@redhat.com>
18699 Jakub Jelinek <jakub@redhat.com>
18702 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18703 TARGET_EXPR_SLOT as a base.
18705 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18707 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18708 with 'rCm2' constraints to limit possible immediate size.
18709 (*load_zeroextendqisi_update): Likewise.
18710 (*load_signextendqisi_update): Likewise.
18711 (*loadhi_update): Likewise.
18712 (*load_zeroextendhisi_update): Likewise.
18713 (*load_signextendhisi_update): Likewise.
18714 (*loadsi_update): Likewise.
18715 (*loadsf_update): Likewise.
18717 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18719 * config/i386/predicates.md (constm1_operand): Fix comparison.
18721 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18723 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18725 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18727 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18728 remaining SH5 related settings.
18729 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18730 shmedia_prepare_call_address): Delete.
18731 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18732 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18733 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18734 UNSUPPORTED_SH2A): Remove m5 checks.
18735 (sh_divide_strategy_e): Remove SH5 division strategies.
18736 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18737 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18739 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18741 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18743 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18745 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18746 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18747 Change lder to ldr.
18748 * config/s390/vector.md ("mov<mode>"): Likewise.
18750 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18752 * config/s390/constraints.md ("U", "W"): Invoke
18753 s390_mem_constraint with "ZR" and "ZT".
18754 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18755 addresses when using LRA. Accept also short displacements for S
18756 and T constraints. Do not check for long displacement target for
18757 S and T constraints.
18758 (s390_mem_constraint): Remove handling of U and W constraints.
18759 * config/s390/s390.md (various patterns): Remove the short
18760 displacement constraints (Q and R) if a long displacement
18761 constraint is present. Add longdisp as required CPU capability.
18762 * config/s390/vector.md: Likewise.
18763 * config/s390/vx-builtins.md: Likewise.
18765 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18768 * reload1.c (reload): Call finish_spills before
18769 restarting reload loop. Skip select_reload_regs
18770 if update_eliminables_and_spill returns true.
18772 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18774 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18775 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18776 (umulhisi3_imm): Update predicates and constraint letters.
18777 (umulhisi3_reg): Declare instruction as commutative.
18778 * config/arc/constraints.md (J12, J16): New constraints.
18779 * config/arc/predicates.md (short_unsigned_const_operand): New
18781 (arc_short_operand): Likewise.
18782 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18784 2016-04-29 Richard Biener <rguenther@suse.de>
18786 PR tree-optimization/13962
18787 PR tree-optimization/65686
18788 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18789 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18790 using PTA to compare pointers.
18791 * match.pd: Add pattern for pointer equality compare simplification
18792 using ptrs_compare_unequal.
18794 2016-04-29 Richard Biener <rguenther@suse.de>
18796 * stor-layout.c (layout_type): Do not build a pointer-to-element
18799 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18801 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18802 Use SWI mode iterator. Use general_reg_operand predicate.
18803 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18804 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18807 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18809 PR middle-end/70843
18810 * fold-const.c (operand_equal_p): Don't verify hash value equality
18812 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18815 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18818 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18819 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18820 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18821 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18822 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18824 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18826 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18827 to info. Don't initialize separate fields to 0. Clean up
18830 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18832 * config/i386/i386.md (peephole2s for operations with memory inputs):
18833 Use SWI mode iterator.
18834 (peephole2s for operations with memory outputs): Ditto.
18835 Do not check for stack checking probe.
18837 (probe_stack): Remove expander.
18839 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18840 Andrew Burgess <andrew.burgess@embecosm.com>
18842 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18843 operands as 32-bits.
18845 2016-04-28 Jason Merrill <jason@redhat.com>
18847 * gdbinit.in: Skip line-map.h.
18849 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18850 Andrew Burgess <andrew.burgess@embecosm.com>
18852 * config/arc/arc.c (arc_conditional_register_usage): Take
18853 TARGET_RRQ_CLASS into account.
18854 (arc_print_operand): Support printing 'p' and 's' operands.
18855 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18857 (TARGET_RRQ_CLASS): Define.
18858 (IS_POWEROF2_OR_0_P): Define.
18859 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18861 (*tst_movb): New define_insn.
18862 (*tst): Avoid recognition if it could prevent '*tst_movb'
18863 combination; replace c/CnL with c/Chs alternative.
18864 (*tst_bitfield_tst): New define_insn.
18865 (*tst_bitfield_asr): New define_insn.
18866 (*tst_bitfield): New define_insn.
18867 (andsi3_i): Add Rrq variant.
18868 (extzv): New define_expand.
18869 (insv): New define_expand.
18870 (*insv_i): New define_insn.
18871 (*movb): New define_insn.
18872 (*movb_signed): New define_insn.
18873 (*movb_high): New define_insn.
18874 (*movb_high_signed): New define_insn.
18875 (*movb_high_signed + 1): New define_split pattern.
18876 (*mrgb): New define_insn.
18877 (*mrgb + 1): New define_peephole2 pattern.
18878 (*mrgb + 2): New define_peephole2 pattern.
18879 * config/arc/arc.opt (mbitops): New option for nps400, uses
18880 TARGET_NPS_BITOPS_DEFAULT.
18881 * config/arc/constraints.md (q): Make register class conditional.
18882 (Rrq): New register constraint.
18883 (Chs): New constraint.
18884 (Clo): New constraint.
18885 (Chi): New constraint.
18886 (Cbf): New constraint.
18887 (Cbn): New constraint.
18888 (C18): New constraint.
18889 (Cbi): New constraint.
18891 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18893 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18895 (bitmap_intersection_of_preds): Ditto.
18896 (bitmap_union_of_succs): Ditto.
18897 (bitmap_union_of_preds): Ditto.
18898 * sbitmap.c (do_popcount): Delete.
18899 (BITMAP_DEBUGGING): Delete.
18900 (sbitmap_verify_popcount): Delete.
18901 (sbitmap_alloc): Don't initialize the popcount field.
18902 (sbitmap_alloc_with_popcount): Delete.
18903 (sbitmap_resize): Don't resize the popcount array.
18904 (sbitmap_vector_alloc): Don't initialize the popcount field.
18905 (bitmap_copy): Don't copy the popcount array.
18906 (bitmap_clear): Don't clear the popcount array.
18907 (bitmap_clear): Delete the popcount array handling.
18908 (bitmap_ior_and_compl): Delete the popcount assert.
18909 (bitmap_not): Ditto.
18910 (bitmap_and_compl): Ditto.
18911 (bitmap_and): Delete the popcount array handling.
18912 (bitmap_xor): Ditto.
18913 (bitmap_ior): Ditto.
18914 (bitmap_or_and): Delete the popcount assert.
18915 (bitmap_and_or): Ditto.
18916 (popcount_table): Delete.
18917 (sbitmap_elt_popcount): Delete.
18918 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18919 (bitmap_set_bit): Delete the popcount assert.
18920 (bitmap_clear_bit): Ditto.
18921 (sbitmap_free): Don't free the popcount array.
18922 (sbitmap_alloc_with_popcount): Delete declaration.
18923 (sbitmap_popcount): Ditto.
18925 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18926 Andrew Burgess <andrew.burgess@embecosm.com>
18928 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18929 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18930 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18931 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18932 * config/arc/arc.opt (mcmem): New option.
18933 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18934 supply length for r/m alternative.
18935 (*extendqisi2_ac): Likewise.
18936 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18938 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18939 (movhi_insn): Likewise.
18940 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18941 (*zero_extendqihi2_i): Add r/Ucm alternative.
18942 (*zero_extendqisi2_ac): Likewise.
18943 (*zero_extendhisi2_i): Likewise.
18944 * config/arc/constraints.md (Uex): New memory constraint.
18945 (Ucm): New define_constraint.
18946 * config/arc/predicates.md (long_immediate_loadstore_operand):
18947 Return 0 for MEM with cmem_address address.
18948 (cmem_address_0): New predicates.
18949 (cmem_address_1): Likewise.
18950 (cmem_address_2): Likewise.
18951 (cmem_address): Likewise.
18953 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18955 * config/rs6000/rs6000.c (machine_function): Rename
18956 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18957 (rs6000_stack_info): Adjust.
18959 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18960 Andrew Burgess <andrew.burgess@embecosm.com>
18962 * config/arc/constraints.md (Usd): Convert to define_constraint.
18966 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18969 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18970 Add new peephole2 where the first insn is *mov<mode>_or instead of
18971 *mov<mode>_internal.
18973 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18975 * tracer.c (bb_seen): Make static.
18977 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18979 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18980 support, setup defaults.
18981 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18982 * config/arc/arc.c (arc_init): Add NPS400 support.
18983 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18984 (TARGET_ARC700): NPS400 is also an ARC700.
18985 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18987 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18990 * config/nds32/nds32.md (casesi): Don't access the operands array
18993 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18995 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18996 (or $-1,reg peephole2): Ditto.
18997 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18999 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
19001 * doc/extend.texi (Common Function Attributes) [optimize]:
19002 Discourage use of the optimize attribute.
19004 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
19006 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
19007 special case builtin.
19008 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19009 ALTIVEC_BUILTIN_VEC_ADDE.
19010 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19011 support for ALTIVEC_BUILTIN_VEC_ADDE.
19012 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19013 for __builtin_vec_adde.
19015 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19017 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
19018 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
19020 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19023 * doc/sourcebuild.texi (Effective-Target Keywords, Other
19024 attributes): Document cilkplus_runtime.
19026 2016-04-28 Martin Jambor <mjambor@suse.cz>
19028 * tree-cfg.c (verify_expr): Verify that local declarations belong to
19029 this function. Call verify_expr on MEM_REFs and bases of other
19030 handled_components.
19032 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19034 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
19035 for WORD_REGISTER_OPERATIONS to runtime check.
19037 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19039 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
19041 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19043 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
19044 big-endian compilation.
19045 * config/arc/arc.md (addf3): Likewise.
19046 (subdf3): Likewise.
19047 (muldf3): Likewise.
19049 2016-04-28 Richard Biener <rguenther@suse.de>
19051 PR tree-optimization/70840
19052 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
19053 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
19054 Mark x * pow(x,c) -> pow(x,c+1) commutative.
19055 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
19057 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19059 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
19060 and explain why in a comment.
19062 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19064 * config/arc/arc.md (cpu_facility): Add fpx variant.
19065 (subdf3): Prohibit use reverse sub when assist operations option
19067 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
19068 instructions only when FPX is enabled.
19069 * testsuite/gcc.target/arc/trsub.c: New test.
19071 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19073 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
19074 mult_operator when calculating "type" attribute.
19075 (*fop_<mode>_1_i387): Ditto.
19076 (*fop_xf_1_i387): Ditto.
19077 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
19078 Use std::swap to swap operands. Use RTL expressions to generate
19081 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19082 Joern Rennecke <joern.rennecke@embecosm.com>
19084 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
19086 (emit_pic_move): Remove.
19087 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
19088 * config/arc/arc.c (emit_pic_move): Removed.
19089 (TARGET_HAVE_TLS): Define.
19090 (arc_conditional_register_usage): Test for arc_tp_regno.
19091 (arc_print_operand, arc_print_operand_address): Handle TLS
19093 (arc_needs_pcl_p): New function.
19094 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
19095 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
19096 (arc_raw_symbolic_reference_mentioned_p): Likewise.
19097 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
19098 (arc_legitimize_tls_address): Likewise.
19099 (DTPOFF_ZERO_SYM): Define.
19100 (arc_legitimize_pic_address): Make it static, handle TLS cases.
19101 (arc_output_pic_addr_const): Print TLS unspecs.
19102 (prepare_pic_move): New function, replaces emit_pic_move.
19103 (arc_legitimate_constant_p): Handle TLS unspecs.
19104 (arc_legitimate_address_p): Likewise.
19105 (arc_rewrite_small_data_p): Use assert for TLS constants.
19106 (prepare_move_operands): Use prepare_pic_move.
19107 (arc_legitimize_address): Legitimize tls addresses.
19108 (arc_epilogue_uses): Check for arc_tp_regno.
19109 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
19110 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
19112 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
19114 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
19115 %(arc_tls_extra_start_spec).
19116 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
19117 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
19119 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
19120 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
19121 (UNSPEC_TLS_OFF): Add.
19123 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
19124 (get_thread_pointersi): New patterns.
19125 * config/arc/arc.opt (mtp-regno): New option.
19126 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
19127 (move_dest_operand): Likewise.
19128 * configure: Regenerate.
19129 * configure.ac: Add arc*-*-* case to test for tls.
19130 * doc/invoke.texi (ARC options): Document mtp-regno.
19132 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19134 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
19135 the new ARC HS SIMD instructions.
19136 (arc_preferred_simd_mode): New function.
19137 (arc_autovectorize_vector_sizes): Likewise.
19138 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
19139 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
19140 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
19141 (arc_init_builtins): Add new SIMD builtin types.
19142 (arc_split_move): Handle 64 bit vector moves.
19143 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
19144 (TARGET_PLUS_QMACW): Define.
19145 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
19146 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
19147 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
19148 (VSUBADD4H): New builtins.
19149 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
19150 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
19152 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
19153 Matthias Klose <doko@debian.org>
19155 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
19157 2016-04-28 Richard Biener <rguenther@suse.de>
19159 PR middle-end/70777
19160 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
19163 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
19165 * common/config/sh/sh-common.c: Remove SH5 support.
19166 * config/sh/constraints.md: Likewise.
19167 * config/sh/config/sh/elf.h: Likewise.
19168 * config/sh/linux.h: Likewise.
19169 * config/sh/netbsd-elf.h: Likewise.
19170 * config/sh/predicates.md: Likewise.
19171 * config/sh/sh-c.c: Likewise.
19172 * config/sh/sh-protos.h: Likewise.
19173 * config/sh/sh.c: Likewise.
19174 * config/sh/sh.h: Likewise.
19175 * config/sh/sh.md: Likewise.
19176 * config/sh/sh.opt: Likewise.
19177 * config/sh/sync.md: Likewise.
19178 * config/sh/sh64.h: Delete.
19179 * config/sh/shmedia.h: Likewise.
19180 * config/sh/shmedia.md: Likewise.
19181 * config/sh/sshmedia.h: Likewise.
19182 * config/sh/t-netbsd-sh5-64: Likewise.
19183 * config/sh/t-sh64: Likewise.
19184 * config/sh/ushmedia.h: Likewise.
19186 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19188 * config/i386/i386.md (sign_extend to memory peephole2s): Use
19189 general_reg_operand instead of register_operand predicate.
19191 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19193 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
19195 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
19197 * match.pd (A - B > A, A + B < A): New transformations.
19199 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
19201 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
19202 which defaults to true. Emit an outer pair of parentheses only if
19203 EMIT_PARENS. When continuing a chain of && or || (or & or |),
19204 don't emit parentheses for the right-hand operand.
19206 2016-04-27 Jeff Law <law@redhat.com>
19208 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
19210 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19212 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
19213 (altivec_lvx_<mode>_internal): Document.
19214 (altivec_lvx_<mode>_2op): New define_insn.
19215 (altivec_lvx_<mode>_1op): Likewise.
19216 (altivec_lvx_<mode>_2op_si): Likewise.
19217 (altivec_lvx_<mode>_1op_si): Likewise.
19218 (altivec_stvx_<mode>): Remove.
19219 (altivec_stvx_<mode>_internal): Document.
19220 (altivec_stvx_<mode>_2op): New define_insn.
19221 (altivec_stvx_<mode>_1op): Likewise.
19222 (altivec_stvx_<mode>_2op_si): Likewise.
19223 (altivec_stvx_<mode>_1op_si): Likewise.
19224 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19225 Expand vec_ld and vec_st during parsing.
19226 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
19228 (altivec_expand_stvx_be): Likewise.
19229 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
19230 address-masking behavior in RTL.
19231 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
19232 address-masking behavior in RTL.
19233 (altivec_expand_builtin): Change builtin code arguments for calls
19234 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
19235 (insn_is_swappable_p): Avoid incorrect swap optimization in the
19236 presence of lvx/stvx patterns.
19237 (alignment_with_canonical_addr): New function.
19238 (alignment_mask): Likewise.
19239 (find_alignment_op): Likewise.
19240 (recombine_lvx_pattern): Likewise.
19241 (recombine_stvx_pattern): Likewise.
19242 (recombine_lvx_stvx_patterns): Likewise.
19243 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
19244 stvx patterns from expand.
19245 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
19247 (vector_altivec_store_<mode>): Likewise.
19249 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
19251 * config/aarch64/aarch64.md
19252 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
19253 remove the "fp" attributes.
19254 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
19255 add the "simd" attributes.
19256 (*movdf_aarch64): Likewise.
19257 (*movtf_aarch64): Remove the "fp" attributes.
19258 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
19259 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
19261 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19263 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
19264 rtx to rtx_code_label *.
19265 * rtl.h (maybe_set_first_label_num): Likewise.
19267 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19269 * df-core.c (df_add_problem): Make the problem param be const.
19270 (df_remove_problem): Make local "problem" be const.
19271 * df-problems.c (problem_RD): Make const.
19272 (problem_LR): Likewise.
19273 (problem_LIVE): Likewise.
19274 (problem_MIR): Likewise.
19275 (problem_CHAIN): Likewise.
19276 (problem_WORD_LR): Likewise.
19277 (problem_NOTE): Likewise.
19278 (problem_MD): Likewise.
19279 * df-scan.c (problem_SCAN): Likewise.
19280 * df.h (struct df_problem): Make field "dependent_problem" be
19282 (struct dataflow): Likewise for field "problem".
19283 (df_add_problem): Make param const.
19285 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19287 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
19288 inter-unit moves to/from vector registers are enabled. Do not disable
19291 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19293 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
19294 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
19296 (enum df_problem_id): ...this new enum.
19297 (struct df_problem): Convert field "id" from "int" to
19298 enum df_problem_id.
19300 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19302 * rtl.def: Update comment for "things in the instruction chain" to
19303 reflect the removal of the leading "i" field for INSN_UID in
19304 r210360. Fix bogus apostrophe.
19306 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19308 * config/i386/i386.md
19309 (lea arith with mem operand + setcc peephole2): Set operator mode.
19311 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
19314 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
19315 (dimode_scalar_to_vector_candidate_p): This.
19316 (timode_scalar_to_vector_candidate_p): New function.
19317 (scalar_to_vector_candidate_p): Likewise.
19318 (timode_check_non_convertible_regs): Likewise.
19319 (timode_remove_non_convertible_regs): Likewise.
19320 (remove_non_convertible_regs): Likewise.
19321 (remove_non_convertible_regs): Renamed to ...
19322 (dimode_remove_non_convertible_regs): This.
19323 (scalar_chain::~scalar_chain): Make it virtual.
19324 (scalar_chain::compute_convert_gain): Make it pure virtual.
19325 (scalar_chain::mark_dual_mode_def): Likewise.
19326 (scalar_chain::convert_insn): Likewise.
19327 (scalar_chain::convert_registers): Likewise.
19328 (scalar_chain::add_to_queue): Make it protected.
19329 (scalar_chain::emit_conversion_insns): Likewise.
19330 (scalar_chain::replace_with_subreg): Likewise.
19331 (scalar_chain::replace_with_subreg_in_insn): Likewise.
19332 (scalar_chain::convert_op): Likewise.
19333 (scalar_chain::convert_reg): Likewise.
19334 (scalar_chain::make_vector_copies): Likewise.
19335 (scalar_chain::convert_registers): New pure virtual function.
19336 (class dimode_scalar_chain): New class.
19337 (class timode_scalar_chain): Likewise.
19338 (scalar_chain::mark_dual_mode_def): Renamed to ...
19339 (dimode_scalar_chain::mark_dual_mode_def): This.
19340 (timode_scalar_chain::mark_dual_mode_def): New function.
19341 (timode_scalar_chain::convert_insn): Likewise.
19342 (dimode_scalar_chain::convert_registers): Likewise.
19343 (scalar_chain::compute_convert_gain): Renamed to ...
19344 (dimode_scalar_chain::compute_convert_gain): This.
19345 (scalar_chain::replace_with_subreg): Renamed to ...
19346 (dimode_scalar_chain::replace_with_subreg): This.
19347 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
19348 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
19349 (scalar_chain::make_vector_copies): Renamed to ...
19350 (dimode_scalar_chain::make_vector_copies): This.
19351 (scalar_chain::convert_reg): Renamed to ...
19352 (dimode_scalar_chain::convert_reg ): This.
19353 (scalar_chain::convert_op): Renamed to ...
19354 (dimode_scalar_chain::convert_op): This.
19355 (scalar_chain::convert_insn): Renamed to ...
19356 (dimode_scalar_chain::convert_insn): This.
19357 (scalar_chain::convert): Call convert_registers.
19358 (convert_scalars_to_vector): Change to scalar_chain pointer to
19359 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
19360 in 32-bit mode. Delete scalar_chain pointer. Call
19361 free_dominance_info in 64-bit mode.
19362 (pass_stv::gate): Remove TARGET_64BIT check.
19363 (ix86_option_override): Put the 64-bit STV pass before the CSE
19366 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
19368 * dwarf2out.h (struct dw_loc_descr_node): Remove the
19369 dw_loc_frame_offset field.
19370 * dwarf2out.c (new_loc_descr): Likewise.
19371 (resolve_args_picking_1): Turn the VISITED hash set into a
19372 FRAME_OFFSET hash map. Use it to associate a frame offset to
19373 visited nodes. Remove uses of the CHECKING_P macro.
19374 (resolve_args_picking): Update call to resolve_args_picking_1.
19376 2016-04-27 Martin Liska <mliska@suse.cz>
19378 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
19379 (free_loop_data): Release vuses of groups.
19381 2016-04-27 Bin Cheng <bin.cheng@arm.com>
19383 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
19384 instead of redundant use_id and boolean have_use_for.
19385 (struct iv_use): Change sub_id into group_id. Remove field next.
19386 Move fields: related_cands, n_map_members, cost_map and selected
19388 (struct iv_group): ... here. New structure.
19389 (struct iv_common_cand): Use structure declaration directly.
19390 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
19391 (MAX_CONSIDERED_USES): Rename macro to ...
19392 (MAX_CONSIDERED_GROUPS): ... here.
19393 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
19394 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
19395 (dump_uses): Rename to ...
19396 (dump_groups): ... here. Update all uses.
19397 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
19398 (find_induction_variables): Refactor format of dump information.
19399 (record_sub_use): Delete.
19400 (record_use): Update all uses.
19401 (record_group): New function.
19402 (record_group_use, find_interesting_uses_op): Call above functions.
19404 (find_interesting_uses_cond): Ditto.
19405 (group_compare_offset): New function.
19406 (split_all_small_groups): Rename to ...
19407 (split_small_address_groups_p): ... here. Update all uses.
19408 (split_address_groups): Update all uses.
19409 (find_interesting_uses): Refactor format of dump information.
19410 (add_candidate_1): Update all uses. Remove redundant check on iv,
19412 (add_candidate, record_common_cand): Remove redundant assert.
19413 (add_iv_candidate_for_biv): Update use.
19414 (add_iv_candidate_derived_from_uses): Update all uses.
19415 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
19416 (alloc_use_cost_map): Ditto.
19417 (set_use_iv_cost, get_use_iv_cost): Rename to ...
19418 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
19419 (determine_use_iv_cost_generic): Ditto.
19420 (determine_group_iv_cost_generic): Ditto.
19421 (determine_use_iv_cost_address): Ditto.
19422 (determine_group_iv_cost_address): Ditto.
19423 (determine_use_iv_cost_condition): Ditto.
19424 (determine_group_iv_cost_cond): Ditto.
19425 (determine_use_iv_cost): Ditto.
19426 (determine_group_iv_cost): Ditto.
19427 (set_autoinc_for_original_candidates): Update all uses.
19428 (find_iv_candidates): Update all uses. Refactor dump information.
19429 (determine_use_iv_costs): Ditto.
19430 (determine_iv_costs): Ditto.
19431 (iv_ca_cand_for_use): Rename to ...
19432 (iv_ca_cand_for_group): ... here. Update all uses.
19433 (iv_ca_add_use, iv_ca_add_group): Ditto.
19434 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
19435 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
19436 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
19437 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
19438 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
19439 (create_new_iv, adjust_iv_update_pos): Ditto.
19440 (rewrite_use_address): Delete.
19441 (rewrite_use_address_1): Rename to ...
19442 (rewrite_use_address): ... here.
19443 (rewrite_use_compare): Update all uses.
19444 (rewrite_use): Delete.
19445 (rewrite_uses): Rename to ...
19446 (rewrite_groups): ... here. Update all uses.
19447 (remove_unused_ivs, free_loop_data): Update all uses.
19448 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
19450 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19452 * rtlanal.c (nonzero_bits1): Convert preprocessor check
19453 for WORD_REGISTER_OPERATIONS to runtime check.
19455 2016-04-27 Richard Biener <rguenther@suse.de>
19458 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
19459 aggregate_value_p to determine if a function result is
19460 returned by reference.
19461 (ipa_pta_execute): Functions having their address taken are
19462 not automatically nonlocal.
19464 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19467 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
19468 * fold-const.c (operand_equal_p): If flag_checking and
19469 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
19470 and if it returns non-zero, assert iterative_hash_expr on both
19473 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19475 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19477 2016-04-27 Nick Clifton <nickc@redhat.com>
19479 PR middle-end/49889
19480 * varasm.c (merge_weak): Generate an error if an attempt is made
19481 to convert a non-weak static function into a weak, public function.
19483 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19485 * params.def (MAX_PARTITION_SIZE): New param.
19486 * doc/invoke.texi: Document lto-max-partition.
19488 2016-04-27 Richard Biener <rguenther@suse.de>
19491 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19492 function cummulating used_from_other_partition, externally_visible
19493 and force_output from aliases.
19494 (refered_from_nonlocal_var): Likewise.
19495 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19496 node flags properly.
19498 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19500 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19501 (-Wmemset-elt-size): New item.
19503 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19506 * stor-layout.h (internal_reference_types): Delete.
19507 * stor-layout.c (reference_types_internal): Likewise.
19508 (internal_reference_types): Likewise.
19509 (layout_type) <REFERENCE_TYPE>: Adjust.
19511 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19514 * tree.h (inchash::add_expr): Add FLAGS argument.
19515 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19516 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19517 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19518 Formatting fix. Adjust recursive calls. For tcc_comparison,
19519 if swap_tree_comparison (code) is smaller than code, hash that
19520 and arguments in the other order. Hash CONVERT_EXPR the same
19521 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19522 of ADDR_EXPR of decl as the decl itself. Add or remove
19523 OEP_ADDRESS_OF from recursive flags as needed. For
19524 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19525 operands commutatively and only the third one normally.
19526 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19528 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19530 * config/rtems.h (LIB_SPEC): Add -latomic.
19532 2016-04-27 Joel Sherrill <joel@rtems.org>
19534 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19535 xilink.ld and flags not relevant to RTEMS.
19537 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19539 * toplev.c (backend_init_target): Avoid calling init_reload when using
19542 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19544 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19545 for loops rather than one for the whole function.
19547 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19549 * match.pd (X + CST CMP X): New transformation.
19551 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19553 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19554 * fold-const.c (fold_binary_loc): Remove 2 transformations
19555 superseded by match.pd.
19556 * match.pd (x+x -> x*2): Generalize to integers.
19558 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19560 * config/i386/i386.md (operation on memory peephole): Duplicate an
19561 existing peephole and adapt it to match lea rather than an operation
19564 PR rtl-optimization/57193
19565 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19567 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19569 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19571 * tree-if-conv.c (any_pred_load_store): New static variable.
19572 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19573 any_pred_load_store instead of and_mask_load_store.
19574 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19575 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19576 (combine_blocks, tree_if_conversion): Ditto.
19578 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19580 PR tree-optimization/70771
19581 PR tree-optimization/70775
19582 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19583 virtual PHI nodes. Delete parameter.
19584 (if_convertible_loop_p_1): Delete argument to above function.
19585 (predicate_all_scalar_phis): Delete code handling single-argument
19587 (tree_if_conversion): Mark and update virtual SSA.
19589 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19592 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19593 (x86_elf_aligned_common): Rename to ...
19594 (x86_elf_aligned_decl_common): ... this.
19595 Add decl arg. Switch to .lbss for largecomm object. Use
19596 LARGECOMM_SECTION_ASM_OP.
19597 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19599 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19600 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19602 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19603 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19605 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19608 * config/i386/i386.c (SECTION_LARGE): Define.
19609 (x86_64_elf_select_section): Set it for large data/bss sections.
19610 Only clear SECTION_WRITE for .lrodata.
19611 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19613 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19614 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19615 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19617 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19618 * doc/tm.texi: Regenerate.
19620 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19623 * configure.ac (--enable-checking): Document extra flag, for
19624 non-release builds default to --enable-checking=yes,extra.
19625 If misc checking and extra checking, define CHECKING_P to 2 instead
19627 * common.opt (fchecking=): Add.
19628 * doc/invoke.texi (-fchecking=): Document.
19629 * doc/install.texi: Document --enable-checking changes.
19630 * configure: Regenerated.
19631 * config.in: Regenerated.
19633 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19635 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19636 attribute instead of which_alternative.
19637 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19638 Use EXT_REX_SSE_REG_P where appropriate.
19640 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19642 * config/i386/predicates.md (const0_operand): Do not match
19643 const_wide_int code.
19644 (const1_operand): Ditto.
19646 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19648 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19649 for SSE constm1 operands and TARGET_AVX512VL.
19650 (*movti_internal): Ditto.
19651 (*mov<mode>_or): Use constm1_operand predicate.
19652 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19653 for SSE vector_all_ones operands and TARGET_AVX512VL.
19654 * config/i386/predicates.md (constm1_operand): New predicate.
19655 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19656 emission of constant -1 load.
19658 2016-04-25 Jason Merrill <jason@redhat.com>
19660 * gdbinit.in: Skip is-a.h.
19662 * attribs.c (register_scoped_attributes): Fix logic.
19663 * attribs.h: Declare register_scoped_attributes.
19665 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19667 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19668 stxvd2x and stxvw4x built-in functions.
19670 2016-04-25 DJ Delorie <dj@redhat.com>
19672 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19673 (ashrhi3): Likewise.
19674 (lshrhi3): Likewise.
19676 2016-04-25 Richard Biener <rguenther@suse.de>
19678 PR tree-optimization/70780
19679 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19680 wasn't visited yet.
19681 (compute_antic): Mark blocks with abnormal preds as visited as
19682 they have a final empty antic-in solution already.
19684 2016-04-25 Michael Collison <michael.collison@linaro.org>
19686 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19688 2016-04-25 Michael Collison <michael.collison@linaro.org>
19690 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19691 mode is VQI to improve mixed mode vectorization.
19692 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19693 define_insn to match low half of signed vaddw.
19694 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19695 define_insn to match high half of signed vaddw.
19696 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19697 define_insn to match low half of unsigned vaddw.
19698 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19699 define_insn to match high half of unsigned vaddw.
19700 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19701 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19702 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19704 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19705 * config/arm/predicates.md (vect_par_constant_high): Support
19706 big endian and simplify by calling
19707 arm_simd_check_vect_par_cnst_half
19708 (vect_par_constant_low): Likewise.
19710 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19712 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19713 predicate for operand 2.
19715 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19716 H.J. Lu <hongjiu.lu@intel.com>
19718 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19719 machine_mode argument.
19720 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19721 constm1_rtx operands. For VOIDmode constants, get mode from
19722 pred_mode. Check mode size if the mode is supported by ABI.
19723 (standard_sse_constant_opcode): Do not use standard_constant_p.
19724 Strictly check ABI support for all-ones operands.
19725 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19726 immediates. Update calls to standard_sse_constant_p.
19727 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19728 (ix86_rtx_costs): Ditto.
19729 * config/i386/i386.md (*movxi_internal_avx512f): Use
19730 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19731 Use (v,BC) alternative instead of (v,C). Use register_operand
19732 checks instead of MEM_P.
19733 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19734 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19735 isa attribute. Use register_operand checks instead of MEM_P.
19736 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19737 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19738 alternative and corresponding sse2 isa attribute.
19739 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19740 to standard_sse_constant_p.
19741 (FP constant splitters): Ditto.
19742 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19744 * config/i386/predicates.md (constm1_operand): Remove.
19745 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19746 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19747 vector_all_ones_operand instead of constm1_operand.
19749 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19751 * print-rtl.c (print_rtx_insn_vec): New function.
19752 * print-rtl.h: New prototype.
19753 * store-motion.c (struct st_expr): Make avail_stores a vector.
19754 (st_expr_entry): Adjust.
19755 (free_st_expr_entry): Likewise.
19756 (print_store_motion_mems): Likewise.
19757 (find_moveable_store): Likewise.
19758 (compute_store_table): Likewise.
19759 (delete_store): Likewise.
19760 (build_store_vectors): Likewise.
19762 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19764 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19766 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19768 * vec.h (vec_safe_contains): New function.
19769 (vec::contains): Likewise.
19770 (vec::begin): Likewise.
19771 (vec::end): Likewise.
19773 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19776 * cfgexpand.c (expand_stack_vars): Fix typo.
19778 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19780 * system.h (list, map, set, vector): Include conditionally.
19781 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19782 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19783 * ipa-icf.c (INCLUDE_LIST): Define.
19784 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19785 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19786 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19787 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19788 * cp/logic.cc (INCLUDE_LIST): Define.
19789 * fortran/trans-common.c (INCLUDE_MAP): Define.
19791 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19793 * auto-profile.c: Remove <string.h> include.
19794 * ipa-icf-gimple.c: Remove <list> include.
19795 * diagnostic.c: Remove <new> include.
19796 * genmatch.c: Likewise.
19797 * pretty-print.c: Likewise.
19798 * toplev.c: Likewise
19799 * c/c-objc-common.c: Likewise.
19800 * cp/error.c: Likewise.
19801 * fortran/error.c: Likewise.
19803 2016-04-22 Richard Biener <rguenther@suse.de>
19805 * lto-streamer-in.c (input_ssa_names): Do not allocate
19806 GIMPLE_NOP for all SSA names.
19807 * lto-streamer-out.c (output_ssa_names): Do not output
19808 SSA names that should have been released.
19810 2016-04-22 Richard Biener <rguenther@suse.de>
19812 PR tree-optimization/70740
19813 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19816 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19819 * config/i386/predicates.md (call_insn_operand): Replace
19820 sibcall_memory_operand with memory_operand.
19822 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19824 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19825 has_single_use() tests.
19826 (register_edge_assert_for_1): Likewise.
19827 (find_assert_locations_1): Check the liveness bitmap instead of
19828 checking has_single_use().
19830 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19833 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19834 Extract AVX-512BW constraint from AVX.
19836 2016-04-21 Richard Biener <rguenther@suse.de>
19838 PR tree-optimization/70725
19839 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19840 for phi_convertible_by_degenerating_args.
19841 (predicate_all_scalar_phis): Handle single-argument PHIs.
19843 2016-04-21 Richard Biener <rguenther@suse.de>
19845 PR middle-end/70747
19846 * fold-const.c (fold_comparison): Return properly typed
19849 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19851 PR tree-optimization/70715
19852 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19853 after expanding BASE using expand_simple_operations.
19855 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19857 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19858 New transformations.
19860 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19862 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19864 2016-04-20 Jan Hubicka <jh@suse.cz>
19866 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19867 ultiimate_alias_target.
19868 (update_callee_keys): Likewise.
19869 (lookup_recursive_calls): Likewise.
19870 (speculation_useful_p): Likewise.
19872 2016-04-20 Jan Hubicka <jh@suse.cz>
19875 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19876 (set_nothrow_flag_1): ... this; handle interposition correctly;
19877 recurse on aliases and thunks.
19878 (cgraph_node::set_nothrow_flag): New.
19879 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19880 functions compiled with non-call exceptions that binds to current
19882 (propagate_nothrow): Be safe WRT interposition.
19883 * cgraph.h (set_nothrow_flag): Update prototype.
19885 2016-04-18 Jan Hubicka <jh@suse.cz>
19887 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19888 max_loop_iterations_int.
19889 (tree_unswitch_outer_loop): Likewise.
19891 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19893 PR tree-optimization/69489
19894 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19895 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19896 Revise dump message.
19897 (if_convertible_bb_p): Remove check on edge count of basic block's
19900 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19902 PR tree-optimization/56625
19903 PR tree-optimization/69489
19904 * tree-data-ref.h (DR_INNERMOST): New macro.
19905 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19906 hashing struct innermost_loop_behavior.
19907 (ref_DR_map): Remove.
19908 (innermost_DR_map): New map.
19909 (baseref_DR_map): Revise comment.
19910 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19911 to innermost_DR_map accroding to its innermost loop behavior.
19912 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19913 to its innermost loop behavior.
19914 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19915 Add initialization for innermost_DR_map. Record memory reference
19916 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19917 have innermost loop behavior.
19918 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19921 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19923 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19924 *lea_general_1. Use explicit SWI12 mode interator.
19925 (*lea<mode>_general_2): Rename from *lea_general_2.
19926 Use explicit SWI12 mode interator.
19927 (*lea<mode>_general_3): Rename from *lea_general_3.
19928 Use explicit SWI12 mode interator.
19929 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19930 Use explicit SWI12 mode interator.
19931 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19932 Use explicit SWI48 mode interator.
19934 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19936 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19937 Short-cut unaligned load and store cases. Handle all integer
19939 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19940 and store cases. Call ix86_avx256_split_vector_move_misalign
19941 directly without checking mode class.
19943 2016-04-20 Andrew Pinski <apinski@cavium.com>
19944 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19947 * config/aarch64/aarch64.md (sibcall): Force call
19948 address to be DImode for ILP32.
19949 (sibcall_value): Likewise.
19951 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19953 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19955 2016-04-20 Richard Biener <rguenther@suse.de>
19957 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19958 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19959 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19960 (maybe_push_res_to_seq): Adjust.
19961 * gimple-fold.c (maybe_build_generic_op): Likewise.
19963 2016-04-20 Marek Polacek <polacek@redhat.com>
19965 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19968 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19970 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19971 use kmovw to support AVX512F target.
19973 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19975 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19977 2016-04-20 Marek Polacek <polacek@redhat.com>
19979 PR tree-optimization/70725
19980 * tree-if-conv.c (is_false_predicate): New function.
19981 (predicate_mem_writes): Use it.
19983 2016-04-20 Richard Biener <rguenther@suse.de>
19985 PR tree-optimization/70726
19986 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19987 shift amounts from a pattern stmt operand.
19989 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19992 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19993 stack_restore_from_fpr pattern when restoring r15.
19994 (s390_optimize_prologue): Strip away the memory barrier in the
19995 parallel when trying to get rid of restore insns.
19996 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19997 definition for loading the stack pointer from an FPR. Compared to
19998 the normal move insn this pattern includes a full memory barrier.
20000 2016-04-19 Jakub Jelinek <jakub@redhat.com>
20002 PR middle-end/70680
20003 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
20004 implicitly linear or lastprivate iterator on the outer context.
20006 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20008 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
20010 * config/i386/i386.md (ssememalign): Removed.
20011 * config/i386/sse.md: Remove ssememalign attribute from patterns.
20013 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20016 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
20017 const short * to __builtin_ia32_loaddquhi512_mask.
20018 (_mm512_maskz_loadu_epi16): Likewise.
20019 (_mm512_mask_storeu_epi16): Pass short * to
20020 __builtin_ia32_storedquhi512_mask.
20021 (_mm512_mask_loadu_epi8): Pass const char * to
20022 __builtin_ia32_loaddquqi512_mask.
20023 (_mm512_maskz_loadu_epi8): Likewise.
20024 (_mm512_mask_storeu_epi8): Pass char * to
20025 __builtin_ia32_storedquqi512_mask.
20026 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
20027 const double * to __builtin_ia32_loadupd512_mask.
20028 (_mm512_mask_loadu_pd): Likewise.
20029 (_mm512_maskz_loadu_pd): Likewise.
20030 (_mm512_storeu_pd): Pass double * to
20031 __builtin_ia32_storeupd512_mask.
20032 (_mm512_mask_storeu_pd): Likewise.
20033 (_mm512_loadu_ps): Pass const float * to
20034 __builtin_ia32_loadups512_mask.
20035 (_mm512_mask_loadu_ps): Likewise.
20036 (_mm512_maskz_loadu_ps): Likewise.
20037 (_mm512_storeu_ps): Pass float * to
20038 __builtin_ia32_storeups512_mask.
20039 (_mm512_mask_storeu_ps): Likewise.
20040 (_mm512_mask_loadu_epi64): Pass const long long * to
20041 __builtin_ia32_loaddqudi512_mask.
20042 (_mm512_maskz_loadu_epi64): Likewise.
20043 (_mm512_mask_storeu_epi64): Pass long long *
20044 to __builtin_ia32_storedqudi512_mask.
20045 (_mm512_loadu_si512): Pass const int * to
20046 __builtin_ia32_loaddqusi512_mask.
20047 (_mm512_mask_loadu_epi32): Likewise.
20048 (_mm512_maskz_loadu_epi32): Likewise.
20049 (_mm512_storeu_si512): Pass int * to
20050 __builtin_ia32_storedqusi512_mask.
20051 (_mm512_mask_storeu_epi32): Likewise.
20052 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
20053 char * to __builtin_ia32_storedquqi256_mask.
20054 (_mm_mask_storeu_epi8): Likewise.
20055 (_mm256_mask_loadu_epi16): Pass const short * to
20056 __builtin_ia32_loaddquhi256_mask.
20057 (_mm256_maskz_loadu_epi16): Likewise.
20058 (_mm_mask_loadu_epi16): Pass const short * to
20059 __builtin_ia32_loaddquhi128_mask.
20060 (_mm_maskz_loadu_epi16): Likewise.
20061 (_mm256_mask_loadu_epi8): Pass const char * to
20062 __builtin_ia32_loaddquqi256_mask.
20063 (_mm256_maskz_loadu_epi8): Likewise.
20064 (_mm_mask_loadu_epi8): Pass const char * to
20065 __builtin_ia32_loaddquqi128_mask.
20066 (_mm_maskz_loadu_epi8): Likewise.
20067 (_mm256_mask_storeu_epi16): Pass short * to.
20068 __builtin_ia32_storedquhi256_mask.
20069 (_mm_mask_storeu_epi16): Pass short * to.
20070 __builtin_ia32_storedquhi128_mask.
20071 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
20072 const double * to __builtin_ia32_loadupd256_mask.
20073 (_mm256_maskz_loadu_pd): Likewise.
20074 (_mm_mask_loadu_pd): Pass onst double * to
20075 __builtin_ia32_loadupd128_mask.
20076 (_mm_maskz_loadu_pd): Likewise.
20077 (_mm256_mask_storeu_pd): Pass double * to
20078 __builtin_ia32_storeupd256_mask.
20079 (_mm_mask_storeu_pd): Pass double * to
20080 __builtin_ia32_storeupd128_mask.
20081 (_mm256_mask_loadu_ps): Pass const float * to
20082 __builtin_ia32_loadups256_mask.
20083 (_mm256_maskz_loadu_ps): Likewise.
20084 (_mm_mask_loadu_ps): Pass const float * to
20085 __builtin_ia32_loadups128_mask.
20086 (_mm_maskz_loadu_ps): Likewise.
20087 (_mm256_mask_storeu_ps): Pass float * to
20088 __builtin_ia32_storeups256_mask.
20089 (_mm_mask_storeu_ps): ass float * to
20090 __builtin_ia32_storeups128_mask.
20091 (_mm256_mask_loadu_epi64): Pass const long long * to
20092 __builtin_ia32_loaddqudi256_mask.
20093 (_mm256_maskz_loadu_epi64): Likewise.
20094 (_mm_mask_loadu_epi64): Pass const long long * to
20095 __builtin_ia32_loaddqudi128_mask.
20096 (_mm_maskz_loadu_epi64): Likewise.
20097 (_mm256_mask_storeu_epi64): Pass long long * to
20098 __builtin_ia32_storedqudi256_mask.
20099 (_mm_mask_storeu_epi64): Pass long long * to
20100 __builtin_ia32_storedqudi128_mask.
20101 (_mm256_mask_loadu_epi32): Pass const int * to
20102 __builtin_ia32_loaddqusi256_mask.
20103 (_mm256_maskz_loadu_epi32): Likewise.
20104 (_mm_mask_loadu_epi32): Pass const int * to
20105 __builtin_ia32_loaddqusi128_mask.
20106 (_mm_maskz_loadu_epi32): Likewise.
20107 (_mm256_mask_storeu_epi32): Pass int * to
20108 __builtin_ia32_storedqusi256_mask.
20109 (_mm_mask_storeu_epi32): Pass int * to
20110 __builtin_ia32_storedqusi128_mask.
20111 * config/i386/i386-builtin-types.def (PCSHORT): New.
20112 (PINT64): Likewise.
20113 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
20114 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
20115 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
20116 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
20117 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
20118 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
20119 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
20120 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
20121 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
20122 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
20123 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
20124 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
20125 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
20126 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
20127 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
20128 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
20129 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
20130 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
20131 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
20132 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
20133 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
20134 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
20135 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
20136 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
20137 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
20138 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
20139 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
20140 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
20141 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
20142 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
20143 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
20144 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
20145 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
20146 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
20147 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
20148 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
20149 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
20150 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
20151 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
20152 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
20153 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
20154 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
20155 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
20156 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
20157 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
20158 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
20159 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
20160 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
20161 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
20163 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
20164 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
20166 (ix86_expand_vector_move_misalign): Likewise.
20167 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
20168 to scalar function prototype for unaligned load/store builtins.
20169 (ix86_expand_special_args_builtin): Updated.
20170 * config/i386/sse.md (UNSPEC_LOADU): Removed.
20171 (UNSPEC_STOREU): Likewise.
20172 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
20173 (VI_ULOADSTORE_F_AVX512VL): Likewise.
20174 (ssescalarsize): Handle V4TI, V2TI and V1TI.
20175 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20176 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20177 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
20178 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
20179 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
20180 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
20181 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
20182 (<avx512>_storedqu<mode>_mask): Likewise.
20183 (*sse4_2_pcmpestr_unaligned): Likewise.
20184 (*sse4_2_pcmpistr_unaligned): Likewise.
20185 (*mov<mode>_internal): Renamed to ...
20186 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
20187 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
20188 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
20189 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
20191 2016-04-19 Richard Biener <rguenther@suse.de>
20193 PR tree-optimization/70171
20194 * tree-ssa-phiprop.c: Include stor-layout.h.
20195 (phiprop_insert_phi): Handle the aggregate copy case.
20196 (propagate_with_phi): Likewise.
20198 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
20200 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
20201 instead of simplify_gen_subreg (... , 0).
20202 (ix86_delegitimize_address): Ditto.
20203 (ix86_split_divmod): Ditto.
20204 (ix86_split_copysign_const): Ditto.
20205 (ix86_split_copysign_var): Ditto.
20206 (ix86_expand_args_builtin): Ditto.
20207 (ix86_expand_round_builtin): Ditto.
20208 (ix86_expand_special_args_builtin): Ditto.
20209 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
20210 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
20211 (udivmodqi4): Ditto.
20212 (absneg splitters): Ditto.
20213 (*jcc_bt<mode>_1): Ditto.
20215 2016-04-19 Richard Biener <rguenther@suse.de>
20217 PR tree-optimization/70724
20218 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
20219 restoring out from ...
20220 (free_scc_vn): ... here.
20221 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
20222 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
20224 (pass_fre::execute): Restore SSA info.
20226 2016-04-19 Richard Biener <rguenther@suse.de>
20228 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
20229 * gimple-walk.c (walk_gimple_op): Initialize it.
20230 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
20231 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
20232 remapping SSA names of defs.
20233 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
20236 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
20238 PR middle-end/70689
20239 * lra-constraints.c (equiv_substition_p): New.
20240 (process_alt_operands): Use it.
20241 (swap_operands): Swap it.
20242 (curr_insn_transform): Update it.
20244 2016-04-18 Michael Matz <matz@suse.de>
20246 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
20247 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
20248 * tree-core.h (tree_type_common.align): Use bit-field.
20249 (tree_type_common.spare): New.
20250 (tree_decl_common.off_align): Make smaller.
20251 (tree_decl_common.align): Use bit-field.
20253 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
20254 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
20255 (scan_sharing_clauses): Ditto.
20256 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
20257 (omp_finish_file): Ditto.
20258 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
20259 (layout_decl): Ditto.
20260 (relayout_decl): Ditto.
20261 (finalize_record_size): Use SET_TYPE_ALIGN.
20262 (finalize_type_size): Ditto.
20263 (finish_builtin_struct): Ditto.
20264 (layout_type): Ditto.
20265 (initialize_sizetypes): Ditto.
20266 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
20267 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
20268 (lookup_field_for_decl): Use SET_DECL_ALIGN.
20269 (get_chain_field): Ditto.
20270 (get_trampoline_type): Ditto.
20271 (get_nl_goto_field): Ditto.
20272 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
20274 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
20275 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
20276 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
20277 (build_qualified_type): Use SET_TYPE_ALIGN.
20278 (build_aligned_type, build_range_type_1): Ditto.
20279 (build_atomic_base): Ditto.
20280 (build_common_tree_nodes): Ditto.
20281 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
20282 (expand_one_stack_var_at): Ditto.
20283 * coverage.c (build_var): Use SET_DECL_ALIGN.
20284 * except.c (init_eh): Ditto.
20285 * function.c (assign_parm_setup_block): Ditto.
20286 * symtab.c (increase_alignment_1): Ditto.
20287 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
20288 * tree-vect-stmts.c (ensure_base_align): Ditto.
20289 * varasm.c (align_variable): Ditto.
20290 (assemble_variable): Ditto.
20291 (build_constant_desc): Ditto.
20292 (output_constant_def_contents): Ditto.
20294 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
20295 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
20296 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
20297 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
20298 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
20300 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
20303 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
20304 replace %vmovsd with "%vmovq".
20305 (vec_concatv2df): Likewise.
20307 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
20309 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
20310 (*vec_extractv2si_0): Ditto.
20311 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
20312 (zero_extended_scalar_load_operand splitters): Ditto.
20313 (vec_extract splitters): Ditto.
20314 (*vec_extractv4si_0_zext): Ditto.
20315 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
20316 and lowpart_subreg.
20317 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
20318 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
20319 (*sse4_1_extractps): Use lowpart_subreg.
20320 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
20322 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20324 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
20326 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
20327 Mention Solaris 11 packaging changes.
20328 Update gas and gld requirements.
20329 Remove reference to pre-Solaris 10 bug.
20330 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
20332 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
20335 2016-04-17 Jan Hubicka <jh@suse.cz>
20337 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
20338 max_loop_iterations_int.
20340 2016-04-18 Richard Biener <rguenther@suse.de>
20342 PR tree-optimization/43434
20343 * tree-ssa-structalias.c (struct vls_data): New.
20344 (visit_loadstore): Handle all pointer-based accesses.
20345 (compute_dependence_clique): Compute a bitmap of restrict tags
20346 assigned bases and pass it to visit_loadstore.
20348 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
20351 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
20352 armv8.1-a and armv8.1-a+crc.
20354 2016-04-18 Richard Biener <rguenther@suse.de>
20356 PR tree-optimization/70701
20357 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
20358 references after translating through a memcpy.
20360 2016-04-18 Richard Biener <rguenther@suse.de>
20362 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
20363 (compute_antic): ... here. For partial antic use regular
20364 postorder and scrap iteration.
20365 (compute_partial_antic_aux): Remove unused return value.
20366 (init_pre): Do not allocate postorder.
20367 (fini_pre): Do not free postorder.
20369 2016-04-18 Richard Biener <rguenther@suse.de>
20371 PR middle-end/37870
20372 * expmed.c (extract_bit_field_1): Remove broken case
20373 using a wider MODE_INT mode.
20375 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
20377 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
20378 unless compiling with at least GCC-4.8.
20380 2016-04-17 Jan Hubicka <jh@suse.cz>
20383 * graphite.c (graphite_finalize): Update call to
20384 tree_estimate_probability.
20385 * predict.h (tree_estimate_probability): Update prototype.
20387 2016-04-17 Jan Hubicka <jh@suse.cz>
20389 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
20390 (tree_estimate_probability): Likewise.
20391 (pass_profile::execute): Update.
20392 (report_predictor_hitrates): New function.
20393 * profile.c (compute_branch_probabilities): Use it.
20394 * predict.h (report_predictor_hitrates): Declare.
20396 2016-04-17 Jan Hubicka <jh@suse.cz>
20399 * cgraph.h (cgraph_node::set_const_flag,
20400 cgraph_node::set_pure_flag): Update prototype to return bool;
20402 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
20403 of interposable symbol are interposable, too.
20404 (cgraph_set_const_flag_1): Rename to ...
20405 (set_const_flag_1): ... this one; change to self recursive function
20406 instead of call_for_symbol_thunks_and_aliases. Handle correctly
20407 clearnig the flag in all variants and also virtual thunks of const
20408 functions are pure; track if any change was done.
20409 (cgraph_node::set_const_flag): Update.
20410 (struct set_pure_flag_info): New struct.
20411 (cgraph_set_pure_flag_1): Rename to ...
20412 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
20413 rather than pointer encoded flags; track if any changes was done;
20414 handle correctly clearning flag and setting flag of aliases already
20416 (cgraph_node::set_pure_flag): Update.
20417 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
20419 2016-04-17 Tom de Vries <tom@codesourcery.com>
20422 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
20423 backslash in label.
20425 2016-04-17 Tom de Vries <tom@codesourcery.com>
20427 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
20428 '{}<> ' as escape-for-record.
20430 2016-04-17 Tom de Vries <tom@codesourcery.com>
20432 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
20435 2016-04-17 Tom de Vries <tom@codesourcery.com>
20438 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
20439 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
20440 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
20441 * passes.c (finish_optimization_passes): Only call
20442 finish_graph_dump_file if dfi->graph_dump_initialized.
20443 (execute_function_dump, pass_init_dump_file): Use
20444 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
20446 2016-04-17 Tom de Vries <tom@codesourcery.com>
20448 PR tree-optimization/70256
20449 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
20450 (debug_varmap): New function.
20452 2016-04-17 Tom de Vries <tom@codesourcery.com>
20455 * passes.c (pass_manager::register_pass): Propagate pflags.
20457 2016-04-17 Tom de Vries <tom@codesourcery.com>
20460 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
20461 * passes.c (pass_manager::pass_manager): Declare and init p_start in
20462 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
20463 check if it's equal to p_start.
20464 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
20466 2016-04-15 Jan Hubicka <jh@suse.cz>
20469 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
20470 function does not bind to current def.
20471 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
20472 handle conservatively calls to functions that does not need to bind
20474 (check_call): Update call of worse_state.
20475 (ignore_edge_for_nothrow): Update.
20476 (ignore_edge_for_pure_const): Likewise.
20477 (propagate_pure_const): Update calls to worse_state.
20478 (skip_function_for_local_pure_const): Reformat comments.
20480 2016-04-15 Jan Hubicka <jh@suse.cz>
20483 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20484 (cgraph_node::function_symbol): Likewise.
20485 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20486 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20487 (symtab_node::ultimate_alias_target): Add REF parameter.
20488 (symtab_node::binds_to_current_def_p): Declare.
20489 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20490 (cgraph_node::function_symbol): Likewise.
20491 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20492 (cgraph_node::get_availability): Likewise.
20493 (cgraph_edge::binds_to_current_def_p): New inline function.
20494 (varpool_node::get_availability): Add REF parameter.
20495 (varpool_node::ultimate_alias_target): Likewise.
20496 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20497 (symtab_node::binds_to_current_def_p): Likewise.
20498 * varpool.c (varpool_node::get_availability): Likewise.
20500 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20503 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20504 Fix mode size check.
20506 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20508 * BASE-VER: Set to 7.0.0.
20510 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20512 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20514 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20516 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20517 architecture revisions.
20519 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20521 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20522 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20523 * config/i386/i386.md (stack decrement to push peepholes): Guard
20524 with !x86_using_red_zone ().
20526 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20529 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20530 to dump_generic_node.
20531 (NIY): Pass also flags to do_niy.
20533 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20535 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20536 (simd_clone_vector_of_formal_parm_types)
20537 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20538 (simd_clone_mangle, simd_clone_create)
20539 (simd_clone_adjust_return_type, create_tmp_simd_array)
20540 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20541 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20542 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20543 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20544 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20545 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20546 * omp-simd-clone.c: ... this new file.
20547 (simd_clone_vector_of_formal_parm_types): Make it static.
20548 * Makefile.in (OBJS): Add omp-simd-clone.o.
20550 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20553 * config/i386/sse.md: Use proper memory operand modifiers.
20556 2016-04-15 Richard Biener <rguenther@suse.de>
20557 Alan Modra <amodra@gmail.com>
20559 PR tree-optimization/70130
20560 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20561 when alignment stays not the same and no not use the realign
20564 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20567 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20568 direct move handlers for KFmode. Change TFmode handlers test from
20569 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20571 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20574 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20575 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20576 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20577 * tree-ssa-live.c (remove_unused_scope_block_p): When
20578 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20579 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20580 block_ultimate_origin is FUNCTION_DECL.
20581 (remove_unused_locals): If current_function_decl is
20582 polymorphic_ctor_dtor_p, pass initial true to
20583 remove_unused_scope_block_p' is_ctor_dtor_block.
20585 2016-04-14 Martin Sebor <msebor@redhat.com>
20590 * doc/extend.texi (Variable Length): Revert.
20592 2016-04-14 Marek Polacek <polacek@redhat.com>
20593 Jan Hubicka <hubicka@ucw.cz>
20596 * tree.c (verify_type): Disable the canonical type of main variant
20599 2016-04-14 Jason Merrill <jason@redhat.com>
20601 * cfgexpand.c, expr.c: Revert previous change.
20603 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20605 PR middle-end/70643
20606 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20607 when building a mem ref for the incoming reduction variable.
20609 2016-04-14 Richard Biener <rguenther@suse.de>
20611 PR tree-optimization/70614
20612 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20613 loop if the evolution dropped to chrec_dont_know.
20614 (interpret_condition_phi): Likewise.
20616 2016-04-14 Richard Biener <rguenther@suse.de>
20618 PR tree-optimization/70623
20619 * tree-ssa-pre.c (changed_blocks): Make global ...
20620 (compute_antic): ... local here. Move and fix worklist
20621 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20622 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20623 worklist handling, dump when ANTIC_IN changed.
20624 (compute_partial_antic_aux): Remove worklist handling.
20625 (init_pre): Do not compute post dominators. Add a comment about
20626 the CFG order chosen.
20627 (fini_pre): Do not free post dominators.
20629 2016-04-13 Martin Sebor <msebor@redhat.com>
20634 * doc/extend.texi (Variable Length): Document C++ specifics.
20636 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20639 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20640 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20641 eh edges have been purged.
20644 * tree-sra.c (create_access_replacement,
20645 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20647 * tree-pretty-print.c (dump_fancy_name): New function.
20648 (dump_decl_name, dump_generic_node): Use it.
20650 2016-04-13 Jason Merrill <jason@redhat.com>
20652 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20653 * expr.c (expand_expr_real_1): Likewise.
20655 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20657 * config/i386/i386.md (kunpckhi): Swap operands.
20658 (kunpcksi): Likewise.
20659 (kunpckdi): Likewise.
20660 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20661 (vec_pack_trunc_<mode>): Likewise.
20663 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20666 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20668 PR middle-end/70633
20669 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20670 gimplification turns some element into non-constant.
20673 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20674 * explow.c (convert_memory_address_addr_space_1): No longer static,
20675 add NO_EMIT argument and don't call convert_modes if true, pass
20676 it down recursively, remove break after return.
20677 (convert_memory_address_addr_space): Adjust caller.
20678 * simplify-rtx.c (simplify_unary_operation_1): Call
20679 convert_memory_address_addr_space_1 instead of convert_memory_address,
20680 if it returns NULL, don't simplify.
20682 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20685 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20687 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20689 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20690 Bump the upper SIMDLEN limits, so that if the return type or
20691 characteristic type if the return type is void can be passed in
20692 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20695 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20698 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20699 Do not use "=" constraint on an input constraint.
20700 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20701 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20702 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20703 generates (neg (abs ...)) instead of (abs ...).
20705 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20707 PR rtl-optimization/70596
20708 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20709 just invalidate LRA data and reset them. Adjust dump wording.
20711 2016-04-12 Martin Liska <mliska@suse.cz>
20714 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20716 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20718 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20719 max_loop_iterations_int.
20720 (tree_unswitch_outer_loop): Likewise.
20721 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20722 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20724 2016-04-12 Tom de Vries <tom@codesourcery.com>
20726 PR tree-optimization/68756
20727 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20728 instead of new_name.
20730 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20732 PR tree-optimization/70602
20733 * tree-sra.c (generate_subtree_copies): Don't write anything into
20734 constant pool decls.
20736 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20737 regardless whether there are depend clauses or not.
20739 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20742 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20743 target attribute and pragma from changing the -mfloat128
20744 and -mfloat128-hardware options.
20746 * doc/extend.texi (Additional Floating Types): Document PowerPC
20747 __float128 restrictions.
20749 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20752 * config/aarch64/driver-aarch64.c
20753 (aarch64_get_extension_string_for_isa_flags): New.
20754 (arch_extension): Rename to...
20755 (aarch64_arch_extension): ...This.
20756 (ext_to_feat_string): Rename to...
20757 (aarch64_extensions): ...This.
20758 (aarch64_core_data): Keep track of architecture extension flags.
20759 (cpu_data): Rename to...
20760 (aarch64_cpu_data): ...This.
20761 (aarch64_arch_driver_info): Keep track of architecture extension
20763 (get_arch_name_from_id): Rename to...
20764 (get_arch_from_id): ...This, change return type.
20765 (host_detect_local_cpu): Update and reformat for renames, handle
20766 extensions through common infrastructure.
20768 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20771 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20772 track of a canonical flag name.
20773 (all_extensions): Likewise.
20774 (arch_to_arch_name): Also track extension flags enabled by the arch.
20775 (all_architectures): Likewise.
20776 (aarch64_parse_extension): Move to here.
20777 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20779 (aarch64_rewrite_selected_cpu): Update for above change.
20780 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20781 are handled, such that the single explicit value enabled by an
20782 extension is kept seperate from the implicit values it also enables.
20783 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20785 (aarch64_parse_extension): New.
20786 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20787 here to config/aarch64/aarch64-protos.h.
20788 (aarch64_parse_extension): Move from here to
20789 common/config/aarch64/aarch64-common.c.
20790 (aarch64_option_print): Update.
20791 (aarch64_declare_function_name): Likewise.
20792 (aarch64_start_file): Likewise.
20793 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20794 the canonical flag for extensions.
20795 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20798 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20800 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20803 2016-04-09 Tom de Vries <tom@codesourcery.com>
20805 PR tree-optimization/68953
20806 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20807 first to last subscript.
20809 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20811 PR tree-optimization/70586
20812 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20815 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20819 PR tree-optimization/70373
20820 PR middle-end/70533
20821 PR middle-end/70534
20822 PR middle-end/70535
20823 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20824 clauses for acc parallel reductions as necessary. Error on those
20826 * omp-low.c (scan_sharing_clauses): Don't install variables which
20827 are used in acc parallel reductions.
20828 (lower_rec_input_clauses): Remove dead code.
20829 (lower_oacc_reductions): Add support for reference reductions.
20830 (lower_reduction_clauses): Remove dead code.
20831 (lower_omp_target): Don't remap variables appearing in acc parallel
20833 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20835 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20837 PR middle-end/70593
20838 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20839 with multiple SSA_NAME defs, force the outputs other than first
20840 to be live before calling live_track_process_def on each output.
20842 PR rtl-optimization/70574
20843 * fwprop.c (forward_propagate_and_simplify): Don't add
20844 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20845 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20846 paradoxical subregs within *loc.
20848 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20850 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20851 -ftree-parallelize-loops={0,1}.
20852 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20853 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20854 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20855 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20856 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20858 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20861 * asan.c (instrument_derefs): If we get unknown location, extract it
20862 with EXPR_LOCATION.
20863 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20865 2016-04-08 Tom de Vries <tom@codesourcery.com>
20867 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20868 implicit firstprivate clause.
20870 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20873 * config/arm/thumb2.md (tst + branch-> lsls + branch
20874 peephole below *orsi_not_shiftsi_si): Require that condition
20875 register is dead after the peephole.
20876 (second peephole after the above): Likewise.
20878 2016-04-08 Alan Modra <amodra@gmail.com>
20881 * builtins.c (fold_builtin_classify): For IBM extended precision,
20882 look at just the high-order double to test for NaN.
20883 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20884 test just the high double for Inf but both doubles for subnormal
20887 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20889 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20890 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20891 node->simdclone->mask_mode != VOIDmode masks.
20892 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20893 earlier, use it instead of node->simdclone.
20894 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20895 Set clonei->mask_mode.
20897 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20900 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20901 Pass it through to cp_parser_already_scoped_statement.
20902 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20903 it through to cp_parser_statement.
20904 (cp_parser_statement): Pass IF_P through to
20905 cp_parser_iteration_statement.
20906 (cp_parser_pragma): Adjust call to
20907 cp_parser_iteration_statement.
20909 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20912 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20913 resolve a future -Wparentheses warning.
20914 * omp-low.c (scan_sharing_clauses): Likewise.
20915 * tree-parloops.c (eliminate_local_variables): Likewise.
20917 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20919 PR rtl-optimization/70398
20920 * lra-constraints.c (process_address_1): Check zero scale and code
20921 for reloading with zero scale.
20923 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20925 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20926 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20928 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20930 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20931 Add support for AVX512F clones, include them by default for
20932 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20933 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20936 PR middle-end/70550
20937 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20938 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20939 firstprivate clauses.
20940 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20941 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20942 (lower_omp_target): Set TREE_NO_WARNING for
20943 non-addressable possibly uninitialized vars which are copied into
20944 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20946 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20948 * config/pa/predicates.md (integer_store_memory_operand): Accept
20949 REG+D operands with a large offset when reload_in_progress is true.
20950 (floating_point_store_memory_operand): Likewise.
20952 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20955 * match.pd (nested int casts): Limit to GIMPLE.
20957 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20960 * ipa-devirt.c (maybe_record_node): Fix comment; use
20961 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20963 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20965 PR rtl-optimization/70542
20966 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20967 if there are any uses other than insn or debug insns.
20969 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20970 Jakub Jelinek <jakub@redhat.com>
20972 PR tree-optimization/70509
20973 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20974 Shift HOST_WIDE_INT_1U instead of 1.
20976 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20978 PR tree-optimization/70509
20979 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20980 of the vector base type for index.
20982 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20985 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20987 2016-04-05 Richard Biener <rguenther@suse.de>
20989 PR tree-optimization/70526
20990 * tree-sra.c (build_ref_for_offset): Use prev_base to
20991 extract the alias pointer type.
20993 2016-04-05 Richard Biener <rguenther@suse.de>
20995 * dse.c (struct store_info): Remove alias_set member.
20996 (struct read_info_type): Likewise.
20997 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20998 spill_deleted, clear_alias_set_lookup): Remove.
20999 (get_group_info): Remove dead base == NULL_RTX case.
21000 (dse_step0): Remove initialization of removed variables.
21001 (delete_dead_store_insn): Reomve alias set dumping.
21002 (free_read_records): Remove alias_set handling.
21003 (canon_address): Remove alias_set_out parameter.
21004 (record_store): Remove spill_alias_set, it's always zero.
21005 (check_mem_read_rtx): Likewise.
21006 (dse_step2): Rename from ...
21007 (dse_step2_nospill): ... this. Adjust.
21008 (scan_stores): Rename from ...
21009 (scan_stores_nospill): ... this.
21010 (scan_reads): Rename from ...
21011 (scan_reads_nospill): ... this.
21012 (scan_stores_spill, scan_reads_spill): Remove.
21013 (dse_step3_scan): Remove for_spills argument which is always false.
21014 (dse_step3): Likewise.
21015 (dse_step5): Rename from ...
21016 (dse_step5_nospill): ... this. Remove alias_set handling.
21017 (rest_of_handle_dse): Adjust.
21019 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21022 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
21023 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
21024 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
21025 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
21027 2016-04-05 Richard Biener <rguenther@suse.de>
21029 PR middle-end/70499
21030 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
21031 non-register type temporaries into SSA.
21033 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
21036 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
21037 calls when sanitizing.
21038 (possible_polymorphic_call_target_p): Fix formatting.
21040 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21041 Jakub Jelinek <jakub@redhat.com>
21043 PR middle-end/70457
21044 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
21045 to ensure a call statement is compatible with a built-in's
21047 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
21050 2016-04-04 Richard Biener <rguenther@suse.de>
21052 PR rtl-optimization/70484
21053 * rtl.h (canon_output_dependence): Declare.
21054 * alias.c (canon_output_dependence): New function.
21055 * dse.c (record_store): Use canon_output_dependence rather
21056 than canon_true_dependence.
21058 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21061 * cgraph.h (symtab_node::copy_visibility_from): New function.
21062 * symtab.c (symtab_node::copy_visibility_from): New function.
21063 * ipa-visibility.c (optimize_weakref): New function.
21064 (function_and_variable_visibility): Use it.
21066 2016-04-04 Martin Liska <mliska@suse.cz>
21069 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
21070 value that is really in range handled by SBR instruction.
21071 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
21072 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
21073 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
21075 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
21079 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
21080 set, but not for SP_REG operands.
21082 2016-04-02 Martin Sebor <msebor@redhat.com>
21085 * fold-const.c (maybe_nonzero_address): New function.
21086 (fold_comparison): Call it. Fold equality and relational
21087 expressions involving null pointers.
21088 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
21090 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
21092 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
21093 the "Y" constraint (scalar FP 0.0 immediate).
21095 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
21096 Add the "const_double" to the list of operand constraints.
21098 2016-04-01 Jakub Jelinek <jakub@redhat.com>
21100 PR rtl-optimization/70467
21101 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
21102 If low word of the last operand is 0, just emit addition/subtraction
21105 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21108 * config/s390/s390.c (s390_expand_insv): Check for everything
21109 constant instead of just VOIDmode stuff.
21111 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21114 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
21116 2016-04-01 Nathan Sidwell <nathan@acm.org>
21118 * tree.def (TRY_CATCH_EXPR): Correct documentation.
21120 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
21122 PR rtl-optimization/70461
21123 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
21126 2016-03-31 Martin Liska <mliska@suse.cz>
21129 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
21130 a tree value or an immediate integer value to a buffer
21131 that is eventually copied to a BRIG section.
21132 (emit_immediate_operand): Call the function here.
21133 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
21134 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
21135 of class' fields that are removed.
21136 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
21137 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
21138 m_brig_repr_size fields.
21140 2016-03-31 Martin Liska <mliska@suse.cz>
21143 * hsa-gen.c (hsa_function_representation::update_dominance): New
21145 (convert_addr_to_flat_segment): Likewise.
21146 (gen_hsa_memory_set): New alignment argument.
21147 (gen_hsa_ctor_assignment): Likewise.
21148 (gen_hsa_insns_for_single_assignment): Provide alignment
21149 to gen_hsa_ctor_assignment.
21150 (gen_hsa_insns_for_direct_call): Add new argument.
21151 (expand_lhs_of_string_op): New function.
21152 (expand_string_operation_builtin): Likewise.
21153 (expand_memory_copy): New function.
21154 (expand_memory_set): New function.
21155 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
21156 (convert_switch_statements): Change signature.
21157 (generate_hsa): Use a return value of the function.
21158 (pass_gen_hsail::execute): Do not call
21159 convert_switch_statements here.
21160 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
21161 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
21162 (hsa_function_representation::update_dominance): New function.
21164 2016-03-31 Martin Liska <mliska@suse.cz>
21167 * hsa-brig.c (emit_directive_variable): Emit alignment
21168 according to hsa_symbol::m_align.
21169 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
21170 (dump_hsa_symbol): Dump alignment of HSA symbols.
21171 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
21172 (gen_hsa_addr_with_align): New function.
21173 (hsa_bitmemref_alignment): Use newly added function.
21174 (gen_hsa_insns_for_load): Likewise.
21175 (gen_hsa_insns_for_store): Likewise.
21176 (gen_hsa_memory_copy): New argument added.
21177 (gen_hsa_insns_for_single_assignment): Respect
21178 alignment for assignments processed via gen_hsa_memory_copy.
21179 (gen_hsa_insns_for_direct_call): Likewise.
21180 (gen_hsa_insns_for_return): Likewise.
21181 (gen_function_def_parameters): Set default alignment.
21182 * hsa.c (hsa_object_alignment): New function.
21183 (hsa_byte_alignment): Pasted function.
21184 * hsa.h (hsa_symbol::m_align): New field.
21186 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21188 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
21189 scratch field for goto case.
21191 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
21193 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
21195 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
21198 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
21199 (scalar_chain::convert_insn): Call convert_op for reg
21200 moves to handle undefined registers.
21202 2016-03-31 Nathan Sidwell <nathan@acm.org>
21205 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
21206 Assert we don't want to move backwards.
21208 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
21211 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
21213 2016-03-31 Jakub Jelinek <jakub@redhat.com>
21215 PR rtl-optimization/70460
21216 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
21217 with operand from REG_LABEL_OPERAND, instead substitute
21218 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
21219 Don't do anything for REG_NON_LOCAL_GOTO jumps.
21221 2016-03-31 Martin Liska <mliska@suse.cz>
21223 * passes.c (execute_one_pass): Do not call
21224 todo_after for a discarded function.
21226 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21228 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
21229 (no_cost, infinite_cost): Initialize the new field.
21230 (get_computation_cost_at): Record setup cost.
21231 (determine_use_iv_cost_address): Skip cost computation for sub
21232 uses if we can estimate it without losing accuracy.
21234 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21236 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21238 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21239 max_loop_iterations_int.
21240 (tree_unswitch_outer_loop): Likewise.
21241 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21242 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21244 2016-03-30 Richard Biener <rguenther@suse.de>
21246 PR middle-end/70450
21247 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
21249 2016-03-30 Jakub Jelinek <jakub@redhat.com>
21252 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
21253 in gen_blendm expander.
21255 2016-03-30 Nick Clifton <nickc@redhat.com>
21258 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
21259 case where we are already provided with an SImode SUBREG.
21261 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
21264 * config/i386/i386.c (ix86_expand_epilogue): Properly check
21265 conflict between DRAP register and __builtin_eh_return.
21267 2016-03-30 Michael Matz <matz@suse.de>
21268 Richard Biener <rguenther@suse.de>
21271 * ipa-polymorphic-call.c (struct type_change_info): Change
21272 speculative to an unsigned allowing to limit the work we do.
21273 (csftc_abort_walking_p): New inline function..
21274 (check_stmt_for_type_change): Limit the number of may-defs
21275 skipped for speculative devirtualization to
21276 max-speculative-devirt-maydefs.
21277 * params.def (max-speculative-devirt-maydefs): New param.
21278 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
21280 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
21283 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
21286 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
21288 PR tree-optimization/59124
21289 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
21290 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
21292 2016-03-29 Jeff Law <law@redhat.com>
21294 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
21296 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21298 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
21301 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
21303 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
21304 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
21305 gcrt0.o if linking dynamically.
21307 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21310 * ipa-devirt.c (methods_equal_p): New function.
21311 (compare_virtual_tables): Use it.
21312 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
21313 * cgraphclones.c (clone_function_name_1): Use
21314 symbol_table::symbol_suffix_separator.
21315 * coverage.c (build_var): Likewise.
21316 * symtab.c (symbol_table::symbol_suffix_separator): New.
21318 2016-03-29 Jakub Jelinek <jakub@redhat.com>
21320 PR rtl-optimization/70429
21321 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
21322 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
21323 mode != result_mode.
21326 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
21328 PR tree-optimization/70405
21329 * ssa-iterators.h (num_imm_uses): Add missing braces.
21331 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
21333 PR rtl-optimization/68695
21334 * ira-color.c (allocno_copy_cost_saving): New.
21335 (improve_allocation): Use it.
21337 2016-03-29 Richard Henderson <rth@redhat.com>
21339 PR middle-end/70355
21340 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
21342 2016-03-29 Richard Biener <rguenther@suse.de>
21344 PR middle-end/70424
21345 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
21346 use alignment returned by get_pointer_alignment_1 if it is
21347 bigger than BITS_PER_UNIT.
21348 * builtins.c (get_pointer_alignment_1): Do not return true
21349 for alignment extracted from SSA info.
21351 2016-03-28 James Bowman <james.bowman@ftdichip.com>
21353 * config/ft32/ft32.opt (mnodiv): New.
21354 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
21355 * doc/invoke.texi (FT32 Options -mnodiv): New.
21357 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
21360 * config/i386/i386.md (define_split, andn): Fix modes.
21362 2016-03-26 Richard Biener <rguenther@suse.de>
21363 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21366 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
21368 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
21369 as 2nd argument to cl_optimization_restore().
21371 2016-03-25 Richard Henderson <rth@redhat.com>
21374 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
21375 * config/aarch64/aarch64-protos.h: Declare it.
21376 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
21378 2016-03-25 Alan Modra <amodra@gmail.com>
21381 * config/rs6000/constraints.md (j): Simplify.
21382 * config/rs6000/predicates.md (easy_fp_constant): Exclude
21384 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
21385 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
21386 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
21387 in all constraint alternatives.
21388 (movtd_64bit_nodm): Delete "j" constraint alternative.
21390 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21392 * tree-ssa-propagate.c: Enhance docs for
21393 SSA_PROP_NOT_INTERESTING.
21395 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21397 * doc/extend.texi: Fix typo in documentation to pure attribute.
21399 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
21402 * config/pa/pa.md (bswapdi2): Use a scratch register.
21404 2016-03-24 Richard Henderson <rth@redhat.com>
21406 PR middle-end/69845
21407 * fold-const.c (extract_muldiv_1): Correct test for multiplication
21410 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
21412 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
21413 using ix86_expand_binary_operator instead of gen_andsi3.
21415 2016-03-24 Richard Biener <rguenther@suse.de>
21417 PR tree-optimization/70396
21418 * tree-vect-stmts.c (vectorizable_comparison): Use
21419 get_vectype_for_scalar_type.
21421 2016-03-24 Richard Biener <rguenther@suse.de>
21423 PR middle-end/70370
21424 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
21425 with register bases.
21427 2016-03-24 Richard Biener <rguenther@suse.de>
21429 PR tree-optimization/70372
21430 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
21431 build_all_ones_cst to also handle vector types correctly.
21433 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21436 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
21439 2016-03-23 Marek Polacek <polacek@redhat.com>
21442 * doc/invoke.texi: Document -Wignored-attributes.
21444 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21446 PR tree-optimization/69042
21447 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
21448 parameter from 30 to 40.
21450 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21452 PR tree-optimization/69042
21453 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
21454 for use with constant offset stripped in base.
21456 2016-03-23 Richard Biener <rguenther@suse.de>
21458 PR middle-end/70251
21459 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
21460 mode compatibility check.
21461 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21463 2016-03-23 Jeff Law <law@redhat.com>
21465 PR tree-optimization/64058
21466 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
21468 (struct ssa_conflicts): Move up earlier in the file.
21469 (conflicts_, var_map_): New static variables.
21470 (initialize_conflict_count): New function to initialize the
21471 CONFLICT_COUNT field for each conflict pair.
21472 (compare_pairs): Lazily initialize the conflict count and use it
21473 as the first tie-breaker.
21474 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21475 and wipe conflicts_ and map_ around the call to qsort. Remove
21476 special case for 2 coalesce pairs.
21477 * bitmap.c (bitmap_count_unique_bits): New function.
21478 (bitmap_count_bits_in_word): New function, extracted from
21480 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21481 * bitmap.h (bitmap_count_unique_bits): Declare it.
21483 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21486 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21487 transparent alias chain for decl assembler name.
21488 * config/sol2.c (solaris_assemble_visibility): Likewise.
21490 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21492 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21494 (v10_fdivs): Likewise.
21495 (v10_fdivd): Likewise.
21497 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21500 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21501 to not call fclose twice on file.
21503 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21505 PR tree-optimization/70354
21506 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21507 oprnd0 is wider than oprnd1 and there is a cast from the wider
21508 type to oprnd1, mask it with the mask of the narrower type.
21511 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21512 Optimize TARGET_STV splitters, if high or low word of last argument
21515 2016-03-22 Jeff Law <law@redhat.com>
21518 tree-ssa-threadbackward.c
21519 (fsm_find_control_statement_thread_paths): Correctly distinguish
21520 between old style jump threads vs FSM jump threads.
21522 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21525 * config/i386/i386.c (scalar_chain::convert_op): Support
21526 uninitialized register usage case.
21528 2016-03-22 Richard Biener <rguenther@suse.de>
21530 PR middle-end/70251
21531 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21533 (capture::gen_transform): ... to change behavior when substituting
21534 a condition into cond or not-cond expr context.
21535 (dt_simplify::gen_1): Adjust.
21536 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21537 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21538 last change and instead change to
21539 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21540 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21542 2016-03-22 Anthony Green <green@moxielogic.com>
21544 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21545 issue for moxiebox targets.
21546 (CC1PLUS_SPEC): Ditto.
21548 2016-03-22 Richard Biener <rguenther@suse.de>
21550 PR middle-end/70333
21551 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21554 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21556 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21558 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21561 * config/i386/i386.c (def_builtin): Handle
21562 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21564 (const struct builtin_description bdesc_special_args[]):
21565 Remove duplicate ISA bits.
21567 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21570 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21571 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21572 in a way that works also for AVX512BW.
21575 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21576 instead of source if operands[1] is xmm16 and above and
21577 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21578 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21581 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21582 on assign if (*from_p) is a comparison, set it to
21583 TREE_NO_WARNING (*from_p).
21585 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21587 PR middle-end/70326
21588 * lra.c (restore_scratches): Ignore deleted insns.
21590 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21591 Jakub Jelinek <jakub@redhat.com>
21593 PR tree-optimization/70317
21594 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21597 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21600 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21601 of ix86_expand_move.
21603 (movti): Use general_operand for operand 1 predicate.
21605 2016-03-21 Martin Liska <mliska@suse.cz>
21607 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21609 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21611 2016-03-21 Martin Liska <mliska@suse.cz>
21614 * ipa-icf.c (sem_function::parse): Skip static
21615 constructors and destructors.
21617 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21620 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21621 function-like macro, peek following token(s) if it is followed
21622 by CPP_OPEN_PAREN token with optional padding in between, and
21623 if not, don't treat it like a macro.
21625 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21626 Alexander Monakov <amonakov@ispras.ru>
21628 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21629 for the stabs debug format.
21631 2016-03-21 Richard Biener <rguenther@suse.de>
21633 PR tree-optimization/70310
21634 * tree-vect-generic.c (expand_vector_condition): Fold the built
21637 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21640 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21641 Block third alternative for AVX-512VL target,
21643 2016-03-21 Martin Liska <mliska@suse.cz>
21646 * hsa-brig.c (emit_function_directives): Mark unemitted
21647 global variables for emission.
21648 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21649 (get_symbol_for_decl): Likewise.
21650 * hsa.h (struct hsa_symbol): New flag.
21652 2016-03-21 Richard Biener <rguenther@suse.de>
21654 PR tree-optimization/70288
21655 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21656 we do not estimate unsimplified all-constant conditionals or
21657 switches as optimized away.
21659 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21661 PR rtl-optimization/69102
21662 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21663 when we have a readonly dependency context.
21665 2016-03-18 Jeff Law <law@redhat.com>
21667 PR rtl-optimization/70263
21668 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21669 (update_equiv_regs): When trying to move a store to after the insn
21670 that sets the source of the store, make sure the store occurs after
21671 the insn that sets the source of the store. When successful note
21672 the REG_EQUIV note created in the dump file.
21674 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21675 Bernd Schmidt <bschmidt@redhat.com>
21677 * doc/extend.texi: Document more potential problems with basic asms.
21679 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21681 PR rtl-optimization/70278
21682 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21685 2016-03-18 Jason Merrill <jason@redhat.com>
21687 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21689 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21691 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21692 values to 128b regs.
21694 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21696 PR tree-optimization/70252
21697 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21698 boolean vector has a proper number of elements.
21699 (supportable_narrowing_operation): Likewise.
21701 2016-03-18 Tom de Vries <tom@codesourcery.com>
21704 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21706 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21708 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21709 instead of replace_rtx for DEBUG_INSNs.
21711 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21713 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21714 load type reservations.
21716 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21719 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21720 define_constraint for "Q" and "T" constraints.
21722 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21724 Tweak the pipeline model for Exynos M1
21726 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21729 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21732 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21733 where one or both locations aren't within a line_map.
21735 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21738 * opts.c (finish_options): Don't set flag_pie to the default if
21739 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21742 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21744 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21745 true as ALL_REGS argument to replace_rtx.
21747 2016-03-17 Richard Biener <rguenther@suse.de>
21750 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21753 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21756 * rtl.h (replace_rtx): Add ALL_REGS argument.
21757 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21758 equality and assert mode is the same, instead of just rtx pointer
21760 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21761 true as ALL_REGS argument to replace_rtx.
21763 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21765 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21766 for boolean vector with vector mode only.
21767 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21769 2016-03-17 Nick Clifton <nickc@redhat.com>
21772 * config/rx/rx.c (rx_print_integer): Print negative constants in
21775 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21778 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21780 2016-03-16 Richard Henderson <rth@redhat.com>
21781 Richard Biener <rguenth@suse.de>
21783 PR middle-end/70240
21784 PR middle-end/68215
21786 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21787 first operand as is_gimple_condexpr.
21789 PR middle-end/70240
21790 PR middle-end/68215
21792 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21793 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21794 Do not gimplify the result.
21795 (do_unop): Adjust call to tree_vec_extract.
21796 (do_binop): Likewise.
21797 (do_compare): Likewise.
21798 (do_plus_minus): Likewise.
21799 (do_negate): Likewise.
21800 (expand_vector_condition): Likewise.
21801 (do_cond): Likewise.
21803 2016-03-16 Richard Henderson <rth@redhat.com>
21806 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21807 (aarch64_classify_address): Use it.
21808 (aarch64_legitimize_address): Force all subexpressions of PLUS
21809 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21811 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21812 Richard Biener <rguenth@suse.de>
21815 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21816 return to even if only REGNO is equal, and assert
21819 2016-03-11 Jeff Law <law@redhat.com>
21821 PR rtl-optimization/70224
21822 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21824 2016-03-16 Richard Henderson <rth@redhat.com>
21826 PR middle-end/70199
21827 * function.h (struct function): Add has_forced_label_in_static.
21828 * gimplify.c (force_labels_r): Set it.
21829 * lto-streamer-in.c (input_struct_function_base): Read it.
21830 * lto-streamer-out.c (output_struct_function_base): Write it.
21831 * tree-inline.c (has_label_address_in_static_1): Remove.
21832 (copy_forbidden): Remove fndecl parameter; test
21833 has_forced_label_in_static.
21834 (inline_forbidden_p): Update call to copy_forbidden.
21835 (tree_versionable_function_p): Likewise.
21836 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21837 (chkp_versioning): Likewise.
21838 * tree-inline.h (copy_forbidden): Update decl.
21840 2016-03-16 Marek Polacek <polacek@redhat.com>
21843 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21844 function being thunked if the result type doesn't have fixed size.
21845 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21846 doesn't have fixed size.
21848 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21850 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21851 reporting malformed loop nest.
21853 2016-03-16 Tom de Vries <tom@codesourcery.com>
21856 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21857 nodes.length () == 1 test to before first nodes[0] access.
21859 2016-03-16 Tom de Vries <tom@codesourcery.com>
21861 PR tree-optimization/68715
21862 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21863 single_pred_p test.
21865 2016-03-16 Tom de Vries <tom@codesourcery.com>
21867 PR tree-optimization/68809
21868 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21871 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21872 Sandra Loosemore <sandra@codesourcery.com>
21874 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21875 on leaf attribute. Mention ELF interposition problems.
21877 2016-03-16 Alan Modra <amodra@gmail.com>
21879 PR rtl-optimization/69195
21880 PR rtl-optimization/47992
21881 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21884 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21887 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21889 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21891 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21893 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21895 PR rtl-optimization/70222
21896 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21897 optimization if mode is different from result_mode, queue up masking
21898 of the result in outer_op. Formatting fix.
21900 PR middle-end/70239
21901 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21904 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21906 PR rtl-optimization/69032
21907 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21908 looping backwards over basic block insns.
21910 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21913 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21914 to non-speculative when propagating trap bits.
21916 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21918 PR rtl-optimization/63384
21919 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21920 DEBUG_INSN_P insns.
21922 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21925 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21926 factored out from ...
21927 (sched_analyze_insn): ... here.
21928 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21929 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21930 get_implicit_reg_pending_clobbers in it.
21931 (setup_id_reg_sets): Use setup_id_implicit_regs.
21932 (deps_init_id): Ditto.
21934 2016-03-15 Tom de Vries <tom@codesourcery.com>
21937 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21939 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21940 execute_function_dump.
21941 (execute_one_pass): Don't dump function if it will be dumped after ipa
21944 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21946 * genrecog.c (match_pattern_2): If pred is NULL don't call
21947 safe_predicate_mode on it.
21949 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21951 PR middle-end/70219
21952 * lra-constraints.c (delete_move_and_clobber): Change assertion
21953 to also allow dregno == 0.
21955 2016-03-14 Richard Henderson <rth@redhat.com>
21958 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21959 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21960 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21961 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21964 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21967 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21969 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21971 * lra-constraints.c (split_reg): For hard regs, try to find the
21972 biggest single-register mode used in the function.
21974 2016-03-14 Richard Biener <rguenther@suse.de>
21976 PR tree-optimization/56365
21977 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21978 constants to compare against.
21980 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21983 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21984 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21985 (define_split for the GPR case): Use int_reg_operand instead of
21986 gpc_reg_operand for the output.
21988 2016-03-14 Tom de Vries <tom@codesourcery.com>
21990 PR tree-optimization/70045
21991 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21992 create_empty_if_region_on_edge argument.
21994 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21996 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21997 (STACK_CHECK_PROTECT): Likewise.
21998 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21999 (STACK_CHECK_PROTECT): Likewise.
22000 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22001 (STACK_CHECK_PROTECT): Likewise.
22002 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
22003 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22004 (STACK_CHECK_PROTECT): Likewise.
22006 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
22008 PR rtl-optimization/69307
22009 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
22010 registers in modes that span more than one register.
22012 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22015 * lra-constraints.c (delete_move_and_clobber): New.
22016 (remove_inheritance_pseudos): Use it.
22018 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
22021 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
22022 the libcall is LCT_THROW.
22023 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
22024 for the checking routine.
22026 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22029 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
22030 optimization if we have direct move.
22031 (roundu32<mode>2_fprs): Likewise.
22033 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
22036 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
22038 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
22039 Arguments swapped. All callers changed. Take reg_renumber into
22040 account, and Calculate and compare register ranges for hard regs.
22042 2016-03-11 Jeff Law <law@redhat.com>
22044 PR tree-optimization/70190
22045 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22046 Handle cases where we can not extract the taken edge, even though we
22047 found a constant value.
22049 PR tree-optimization/64058
22050 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
22051 (num_coalesce_pairs): Move up earlier in file.
22052 (find_coalesce_pair): Initialize the INDEX field for each pair
22054 (compare_pairs): No longer sort on the elements in each pair.
22055 Instead break ties with the index of the coalesce pair.
22057 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22060 * config/aarch64/aarch64-protos.h
22061 (aarch64_save_restore_target_globals): New prototype.
22062 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
22063 Call the above when popping pragma.
22064 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
22066 (aarch64_set_current_function): Rewrite using the above.
22068 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22070 PR tree-optimization/70177
22071 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
22072 (extract_ops_from_tree): ... this. In the 2 argument
22073 overload remove _1 suffix.
22074 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
22075 (extract_ops_from_tree): ... this.
22076 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
22078 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
22079 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
22080 extract_ops_from_tree instead of 2 operand one.
22082 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
22084 PR tree-optimization/70013
22085 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
22086 for constant-pool entries.
22088 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22090 PR rtl-optimization/70174
22091 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
22092 followed by gen_lowpart on force_reg instead of just gen_lowpart.
22094 PR tree-optimization/70169
22095 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
22096 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
22099 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
22100 Jakub Jelinek <jakub@redhat.com>
22103 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
22104 of uninitialized values.
22106 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22108 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
22110 ("*trunctddd2"): New pattern definition.
22111 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
22114 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22116 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
22117 definitions for BFP and DFP rounding modes.
22118 ("fixuns_truncdddi2", "fixuns_trunctddi2")
22119 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
22120 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
22121 ("fix_trunctf<mode>2"): Use the new constants instead of magic
22124 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22126 * config/s390/constraints.md: Adjust comment.
22127 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
22128 s390_decompose_addrstyle_without_index.
22129 * config/s390/predicates.md (shift_count_or_setmem_operand):
22130 Rename to setmem_operand.
22131 * config/s390/s390-protos.h
22132 (s390_decompose_shift_count): Rename to
22133 s390_decompose_addrstyle_without_index.
22134 * config/s390/s390.c (s390_decompose_shift_count)
22135 (s390_mem_constraint, print_shift_count_operand)
22136 (print_operand_address, print_operand): Rename
22137 s390_decompose_shift_count to
22138 s390_decompose_addrstyle_without_index and rename
22139 print_shift_count_operand to print_addrstyle_operand troughout the
22141 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
22142 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
22143 Rename shift_count_or_setmem_operand to setmem_operand.
22144 * config/s390/vx-builtins.md ("vec_insert<mode>")
22145 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
22148 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22151 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22152 Handle overlapping retval and newval.
22154 2016-03-10 Nick Clifton <nickc@redhat.com>
22157 * config/aarch64/aarch64.c
22158 (aarch64_override_options_after_change_1): When forcing
22159 flag_omit_frame_pointer to be true, use a special value that can
22160 be detected if this function is called again, thus preventing
22161 flag_omit_leaf_frame_pointer from being forced to be false.
22163 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22165 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
22166 Set x_flag_omit_leaf_frame_pointer when handling
22167 -momit-leaf-frame-pointer.
22169 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22172 * cgraph.c (cgraph_node::dump): Dump split_part and
22173 indirect_call_target.
22174 * cgraph.h (cgraph_node): Add indirect_call_target flag.
22175 * ipa.c (has_addr_references_p): Cleanup.
22176 (is_indirect_call_target_p): New.
22177 (walk_polymorphic_call_targets): Do not mark virtuals that may be
22178 called indirectly as local.
22179 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
22181 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22184 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22185 on cxa_pure_virtual.
22187 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22190 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
22192 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22195 * tree.c (need_assembler_name_p): Only record main variant type names.
22197 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22200 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
22201 Always define to 0 or 1.
22202 (TARGET_FIX_ERR_A53_843419): New macro.
22203 * config/aarch64/aarch64-elf-raw.h
22204 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
22205 * config/aarch64/aarch64-linux.h: Likewise.
22206 * config/aarch64/aarch64.c
22207 (aarch64_override_options_after_change_1): Do not default
22208 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
22210 (aarch64_attributes): Handle fix-cortex-a53-843419.
22211 (aarch64_can_inline_p): Likewise.
22212 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
22214 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
22215 Jakub Jelinek <jakub@redhat.com>
22217 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
22218 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
22219 DECL_COMMONS if flag_unconstrained_commons is set.
22220 * tree-dfa.c (get_ref_base_and_extent): Likewise.
22221 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
22222 (funconstrained-commons): Document.
22224 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22226 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
22227 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
22229 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
22231 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
22232 has a proper number of elements.
22234 2016-03-10 Alan Modra <amodra@gmail.com>
22236 PR rtl-optimization/69195
22237 PR rtl-optimization/47992
22238 * ira.c (recorded_label_ref): Delete.
22239 (update_equiv_regs): Return void.
22240 (indirect_jump_optimize): New function.
22241 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
22242 before regstat_compute_ri. Don't rebuild_jump_labels here.
22243 Delete update_regstat.
22245 2016-03-10 Richard Biener <rguenther@suse.de>
22247 PR tree-optimization/70128
22248 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22249 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
22251 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22253 PR tree-optimization/70152
22254 * tree-sra.c (replace_removed_params_ssa_names): Copy over
22255 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
22258 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
22259 instead of gen_sse2_loadlpd.
22260 * config/i386/sse.md (*vec_concatv2df): Rename to...
22261 (vec_concatv2df): ... this.
22263 PR tree-optimization/70127
22264 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
22266 2016-03-09 David Malcolm <dmalcolm@redhat.com>
22270 * diagnostic-show-locus.c (compatible_locations_p): New function.
22271 (layout::layout): Sanitize ranges using compatible_locations_p.
22273 2016-03-09 David Malcolm <dmalcolm@redhat.com>
22277 * diagnostic-show-locus.c (layout_range::layout_range): Replace
22278 location_range param with three const expanded_locations * and a
22280 (layout::layout): Replace call to
22281 rich_location::lazily_expand_location with get_expanded_location.
22282 Extract the range and perform location expansion here, passing
22283 the results to the layout_range ctor.
22284 * diagnostic.c (source_range::debug): Delete.
22285 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
22286 of rich_location::get_expanded_location.
22287 * gcc-rich-location.c (get_range_for_expr): Delete.
22288 (gcc_rich_location::add_expr): Reimplement to avoid the
22289 rich_location::add_range overload that took a location_range,
22290 passing a location_t instead.
22292 2016-03-09 Richard Biener <rguenther@suse.de>
22293 Jakub Jelinek <jakub@redhat.com>
22295 PR tree-optimization/70138
22296 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22297 Also skip vect_double_reduction_def.
22299 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22302 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
22303 if the operand is "m".
22305 2016-03-09 Nathan Sidwell <nathan@acm.org>
22307 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
22309 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22311 * config/i386/i386.c (processor_target_table): Fix cost table
22312 intialization order for znver1.
22314 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22316 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
22317 - becuase -> because.
22318 * ipa-reference.c (ignore_module_statics): Likewise.
22319 * cgraph.c (cgraph_node::get_body): Likewise.
22320 * ipa-inline.c (early_inliner): Likewise.
22321 * ipa-devirt.c (types_same_for_odr): Likewise.
22322 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
22323 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
22325 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22327 * tree-ssa-math-opts.c: Fix typo in comment.
22329 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22332 * config/i386/i386.c (scalar_chain::make_vector_copies,
22333 scalar_chain::convert_reg): Call end_sequence in between
22334 get_insns and emit_conversion_insns rather than after both
22337 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
22340 * config/i386/i386.h (machine_function): Add
22341 pc_thunk_call_expanded flag.
22342 (ix86_pc_thunk_call_expanded): New define.
22343 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
22344 (*set_got): Rename insn pattern from set_got.
22345 (*set_got_labelled): Rename inst pattern from set_got_labelled.
22346 * config/i386/i386.c (ix86_compute_frame_layout): Use
22347 ix86_pc_thunk_call_expanded to prevent red-zone.
22349 2016-03-07 Martin Jambor <mjambor@suse.cz>
22351 * hsa.h (hsa_get_ctor_statements): Declare.
22352 (hsa_get_dtor_statements): Likewise.
22353 (hsa_get_kernel_dispatch_type): Likewise.
22354 * hsa.c (hsa_get_ctor_statements): New function.
22355 (hsa_get_dtor_statements): Likewise.
22356 (hsa_get_kernel_dispatch_type): Likewise.
22357 * hsa-brig.c (hsa_cdtor_statements): Removed.
22358 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
22359 hsa_get_dtor_statements.
22360 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
22361 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
22363 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
22365 * config/arm/arm-cores.def (cortex-r8): New.
22366 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
22367 * config/arm/arm-tune.md: Likewise.
22368 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
22370 2016-03-07 Martin Sebor <msebor@redhat.com>
22372 PR rtl-optimization/19705
22373 * doc/invoke.texi (Options That Control Optimization): Clarify
22374 -fno-branch-count-reg.
22376 2016-02-26 Richard Biener <rguenther@suse.de>
22377 Jeff Law <law@redhat.com>
22379 PR tree-optimization/69740
22380 * cfghooks.c (remove_edge): Request loop fixups if we delete
22381 an edge that might turn an irreducible loop into a natural
22383 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
22384 Move after definition of loops_state_clear.
22386 2016-03-07 Bin Cheng <bin.cheng@arm.com>
22388 PR rtl-optimization/69052
22389 * rtlanal.c (commutative_operand_precedence): Set higher precedence
22392 2016-03-07 Tom de Vries <tom@codesourcery.com>
22394 PR tree-optimization/70116
22395 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
22396 is_tm_ending stmts and ubsan/asan internal functions.
22397 (find_duplicate): Use it. Don't test is_tm_ending here.
22399 2016-03-07 Richard Biener <rguenther@suse.de>
22401 PR tree-optimization/70115
22402 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
22403 (propagate_constants_for_unrolling): Use replace_uses_by.
22405 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
22407 PR middle-end/69916
22408 * omp-low.c (struct oacc_loop): Add ifns.
22409 (new_oacc_loop_raw): Initialize it.
22410 (finish_oacc_loop): Clear mask & flags if no ifns.
22411 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
22412 (oacc_loop_xform_loop): Add ifns arg & adjust.
22413 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
22415 2016-03-07 Richard Henderson <rth@redhat.com>
22418 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
22419 (insert_value_copy_on_edge): Likewise.
22421 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22423 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
22425 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22428 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
22430 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22432 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
22434 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22436 Fix sseimul type attribute.
22437 * config/i386/znver1.md
22438 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
22439 znver1_sseimul_avx256_load) : Fix the type attribute.
22440 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
22441 pipe usage and latency.
22443 2016-03-05 Jakub Jelinek <jakub@redhat.com>
22446 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
22447 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
22450 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22453 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
22455 PR rtl-optimization/69941
22456 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
22457 the reg share its mode.
22459 2016-03-04 Jeff Law <law@redhat.com>
22461 PR tree-optimization/69196
22462 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22463 If the both SSA_NAMEs are anonymous, then consider them unassociated
22464 and include the PHI in the statement count.
22466 2016-03-05 Tom de Vries <tom@codesourcery.com>
22468 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
22469 construct in oacc routine. Check for oacc region in oacc routine.
22471 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22474 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22475 2016-02-22 changes, instead don't recurse if RECUR is already true.
22476 Don't change *dynamic_check if RECUR. Adjust recursive caller
22477 to pass true to the new argument.
22478 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22481 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22482 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22484 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22486 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22488 PR rtl-optimization/57676
22489 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22490 with flag_checking.
22492 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22494 * tree-vect-patterns.c (search_type_for_mask): Handle
22495 comparison of booleans.
22497 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22499 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22503 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22504 all other ops that have dw_val_class_die_ref operands,
22505 and DW_OP_GNU_entry_value.
22507 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22509 PR rtl-optimization/69904
22510 * config/arm/arm.c (arm_cannot_copy_insn_p):
22511 Return true for load-exclusive instructions.
22513 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22516 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22517 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22518 the pattern no matter if it is used just by non-pattern, pattern
22520 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22521 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22522 oprnd1 def_stmt is in pattern, don't look through it.
22524 2016-03-03 Marek Polacek <polacek@redhat.com>
22526 PR middle-end/70050
22527 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22529 2016-03-03 Martin Liska <mliska@suse.cz>
22531 PR tree-optimization/70043
22532 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22533 previous statement if we see a debug statement.
22535 2016-03-03 Richard Biener <rguenther@suse.de>
22537 PR tree-optimization/55936
22538 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22539 parameter and guard unsafe equivalence use.
22540 (vrp_evaluate_conditional_warnv_with_ops): Always use
22541 safe equivalences but not via the quadratic compare_names
22544 2016-03-03 Michael Collison <michael.collison@linaro.org>
22547 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22548 for operand 1 to s_register_operand. Change predicate for operand
22549 2 to arm_not_immediate_operand.
22551 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22553 * doc/tm.texi: Regenerated.
22555 2016-03-02 Richard Henderson <rth@redhat.com>
22558 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22559 simplification when all args are positive non-fixed registers.
22561 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22563 * target.def (lra_p): Specify that new ports should use LRA.
22565 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22568 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22569 gimplify_type_sizes the type they refer to.
22570 (omp_notice_variable): Handle reference vars to VLAs.
22571 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22572 reference to VLA decls in the second pass instead of first pass.
22574 2016-03-02 Tom de Vries <tom@codesourcery.com>
22576 PR tree-optimization/68659
22577 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22578 new_expr == NULL_TREE.
22579 (get_new_name): Handle ADDR_EXPR.
22581 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22583 PR rtl-optimization/69052
22584 * loop-invariant.c (canonicalize_address): New function.
22585 (inv_can_prop_to_addr_use): Check validity of address expression
22586 which is canonicalized by above function.
22588 2016-03-02 Alan Modra <amodra@gmail.com>
22591 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22594 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22597 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22598 (*movhi_internal): Put mask moves from and to memory separately
22599 from moves from/to GPRs.
22601 2016-03-02 Richard Biener <rguenther@suse.de>
22603 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22604 GENERIC expressions in GIMPLE.
22606 2016-03-02 Richard Biener <rguenther@suse.de>
22608 * config/i386/i386.c (type_natural_mode): Fix typo.
22610 2016-03-02 Nick Clifton <nickc@redhat.com>
22612 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22614 2016-03-02 Richard Biener <rguenther@suse.de>
22615 Uros Bizjak <ubizjak@gmail.com>
22618 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22620 2016-03-02 Richard Biener <rguenther@suse.de>
22622 PR middle-end/67278
22623 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22625 2016-03-02 Marek Polacek <polacek@redhat.com>
22628 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22629 "is promoted to" warning.
22631 2016-03-01 DJ Delorie <dj@redhat.com>
22633 * config.gcc: Deprecate mep-*.
22635 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22637 PR middle-end/70025
22638 * lra-constraints.c (regno_val_use_in): New.
22639 (match_reload): Use it instead of regno_use_in.
22641 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22643 PR rtl-optimization/70007
22644 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22645 references present in REG_EQUAL notes attached to non-SET patterns.
22647 2016-03-01 Jeff Law <law@redhat.com>
22649 PR tree-optimization/69196
22650 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22651 Appropriately clamp the number of statements to copy when the
22652 thread path does not traverse a loop backedge.
22654 PR tree-optimization/69196
22655 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22656 Do count some PHIs in the thread path against the insn count. Decrease
22657 final statement count by one as the control statement in the last
22658 block will get removed. Remove special cased code for handling PHIs
22661 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22664 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22665 asm dialect alternatives to explicit GOTPCREL calls.
22667 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22670 * ira.c (do_reload): Issue warning for generic stack checking here...
22671 * reload1.c (reload): ...instead of here and streamline it.
22673 2016-03-01 Nick Clifton <nickc@redhat.com>
22675 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22677 2016-03-01 Richard Biener <rguenther@suse.de>
22679 PR tree-optimization/69983
22680 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22681 types and fall back to operand_equal_p.
22683 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22686 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22688 * config/s390/constraints.md ("jm8"): New constraint.
22689 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22691 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22693 ("*setmem_long<setmem_and>"): New pattern.
22694 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22696 ("*setmem_long_31z<setmem_and>"): New pattern.
22697 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22698 New substitution rules with the required attributes.
22701 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22706 * gensupport.c (process_substs_on_one_elem): Split loop to
22707 complete mark_operands_used_in_match_dup on all expressions in the
22709 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22710 and remove function.
22712 2016-03-01 Richard Biener <rguenther@suse.de>
22714 PR middle-end/70022
22715 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22716 vector BIT_FIELD_REF extract.
22718 2016-03-01 Richard Biener <rguenther@suse.de>
22720 PR tree-optimization/69994
22721 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22723 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22725 PR tree-optimization/69956
22726 * tree-vect-stmts.c (supportable_widening_operation): Support
22727 multi-step conversion of boolean vectors.
22728 (supportable_narrowing_operation): Likewise.
22730 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22732 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22735 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22737 * config/s390/subst.md (DSI_VI): New mode iterator.
22738 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22739 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22740 the insn definition.
22741 ("*vec_set<mode>"): Change predicate and add alternative to
22742 support only either register or const_int operands as element
22744 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22746 ("vec_extract<mode>"): New expander.
22747 ("*vec_extract<mode>"): New insn definition supporting reg and
22748 const_int element selectors.
22749 ("*vec_extract<mode>_plus"): New insn definition supporting
22750 reg+const_int element selectors.
22751 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22752 following expander+insn definition.
22753 ("<vec_shifts_name><mode>3"): New expander.
22754 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22756 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22758 * config/s390/s390.md ("*tabort_1"): Change predicate to
22759 nonmemory_operand. Add a second alternative to cover
22760 register as well as const int operands.
22761 ("*tabort_1_plus"): New pattern definition.
22763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22765 * config/s390/s390.md ("*ashrdi3_cc_31")
22766 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22767 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22768 Merge insn definitions into ...
22769 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22770 New pattern definition.
22771 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22772 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22773 ("*ashr<mode>3_and"): Merge insn definitions into ...
22774 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22775 New pattern definition.
22776 * config/s390/subst.md ("addr_style_op_cc_subst")
22777 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22778 substitutions patterns plus attributes.
22779 Add ashiftrt to SUBST iterator.
22781 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22783 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22784 op2 to nonmemory_operand.
22785 ("*<shift>di3_31", "*<shift>di3_31_and"):
22786 Merge into single pattern definition ...
22787 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22788 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22789 pattern definition ...
22790 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22791 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22794 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22796 * config/s390/predicates.md (const_int_6bitset_operand): New
22798 * config/s390/s390.md: Include subst.md.
22799 ("rotl<mode>3"): New expander.
22800 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22802 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22803 * config/s390/subst.md: New file.
22805 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22807 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22808 Remove RRR type. It doesn't really exist.
22809 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22811 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22812 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22813 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22814 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22815 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22816 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22817 `enabled' attribute.
22819 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22821 * gensupport.c (process_substs_on_one_elem): Split loop to
22822 complete mark_operands_used_in_match_dup on all expressions in the
22824 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22825 and remove function.
22827 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22830 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22831 (CEIL_NWORDS): ...this. Use CEIL macro.
22832 (compute_fp_layout): Adjust to above renaming.
22833 (function_arg_union_value): Likewise.
22834 (sparc_arg_partial_bytes): Likewise.
22835 (sparc_function_arg_advance): Likewise.
22837 2016-02-29 Jeff Law <law@redhat.com>
22839 PR tree-optimization/70005
22840 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22841 where an object with a boolean range is compared against a value
22844 PR tree-optimization/69999
22845 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22846 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22849 2016-02-29 Richard Biener <rguenther@suse.de>
22851 PR tree-optimization/69994
22852 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22853 (get_unary_op): Look through nop conversions.
22854 (ops_equal_values_p): New function, look for equality diregarding
22856 (eliminate_plus_minus_pair): Use ops_equal_values_p
22857 (repropagate_negates): Do not use get_unary_op here.
22859 2016-02-29 Martin Liska <mliska@suse.cz>
22861 * system.h: Poison ENABLE_CHECKING macro.
22863 2016-02-29 Martin Liska <mliska@suse.cz>
22865 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22866 is presented in dump flags.
22867 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22868 (hsa_regalloc): Likewise.
22870 2016-02-19 Richard Biener <rguenther@suse.de>
22872 PR tree-optimization/69980
22873 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22874 permutation of those we need to keep.
22876 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22879 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22880 (NWORDS_UP): ...this
22881 (init_cumulative_args): Minor tweaks.
22882 (sparc_promote_function_mode): Likewise.
22883 (scan_record_type): Delete.
22884 (traverse_record_type): New function template.
22885 (classify_data_t): New structure type.
22886 (classify_registers): New inline function.
22887 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22888 exhausted. Instantiate traverse_record_type on classify_registers and
22889 deal with the case of a structure passed in slot #15 with no FP field
22891 (assign_data_t): New structure type.
22892 (compute_int_layout): New static function.
22893 (compute_fp_layout): Likewise.
22894 (count_registers): New inline function.
22895 (assign_int_registers): New static function.
22896 (assign_fp_registers): Likewise.
22897 (assign_registers): New inline function.
22898 (function_arg_record_value_1): Delete.
22899 (function_arg_record_value_2): Likewise.
22900 (function_arg_record_value_3): Likewise.
22901 (function_arg_record_value): Adjust to above changes. Instantiate
22902 traverse_record_type on count_registers to first count the number of
22903 registers to be used and then on assign_registers to assign them.
22904 (function_arg_union_value): Adjust to above renaming.
22905 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22906 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22907 case of a structure passed in slot #15
22908 (sparc_function_arg_advance): Likewise.
22909 (function_arg_padding): Minor tweak.
22911 2016-02-29 Richard Biener <rguenther@suse.de>
22913 PR tree-optimization/69720
22914 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22915 the adjustment_def path for possibly vectorized defs.
22916 (vect_create_epilog_for_reduction): Handle vectorized initial
22919 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22921 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22923 2016-02-27 Jeff Law <law@redhat.com>
22926 2016-02-26 Richard Biener <rguenther@suse.de>
22927 Jeff Law <law@redhat.com>
22929 PR tree-optimization/69740
22930 * cfghooks.c (remove_edge): Request loop fixups if we delete
22931 an edge that might turn an irreducible loop into a natural
22934 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22936 PR rtl-optimization/69896
22937 * tree-vect-generic.c (get_compute_type): Avoid single element
22940 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22942 Rename the AArch64 tuning option and related functions to enable the
22943 Newton series for the reciprocal square root to reflect its
22944 approximative characteristic.
22946 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22947 function to "aarch64_emit_approx_rsqrt".
22948 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22949 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22950 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22951 (xgene1_tunings): Likewise.
22952 (use_rsqrt_p): Likewise.
22953 (aarch64_emit_swrsqrt): Use new function name.
22954 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22955 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22956 text explaining this option.
22957 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22959 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22962 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22963 complain about -mallow-movmisalign without -mvsx if
22964 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22966 2016-02-26 Joel Sherrill <joel@rtems.org>
22968 * config.gcc: Add x86_64-*-rtems*.
22969 * config/i386/rtems-64.h: New file.
22971 2016-02-26 Joel Sherrill <joel@rtems.org>
22973 * config.gcc: Add aarch64-*-rtems*.
22974 * config/aarch64/rtems.h: New file.
22976 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22979 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22980 shift amount using %h. Add comment.
22982 2016-02-26 Richard Biener <rguenther@suse.de>
22983 Jeff Law <law@redhat.com>
22985 PR tree-optimization/69740
22986 * cfghooks.c (remove_edge): Request loop fixups if we delete
22987 an edge that might turn an irreducible loop into a natural
22990 2016-02-26 Martin Jambor <mjambor@suse.cz>
22992 PR middle-end/69920
22993 * tree-sra.c (sra_modify_assign): Do not remove loads of
22994 uninitialized aggregates to SSA_NAMEs.
22996 2016-02-26 Richard Henderson <rth@redhat.com>
22999 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
23000 pseudo in case the target rtx matches the source of the left
23003 2016-02-26 Martin Jambor <mjambor@suse.cz>
23006 * hsa.h (hsa_type_packed_p): Declare.
23007 * hsa.c (hsa_type_packed_p): New function.
23008 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
23010 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
23011 * hsa-brig.c (emit_basic_insn): Likewise.
23013 2016-02-26 Martin Jambor <mjambor@suse.cz>
23016 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
23018 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
23020 2016-02-26 Martin Jambor <mjambor@suse.cz>
23022 * hsa.h (is_a_helper): New overload for hsa_op_immed for
23023 hsa_op_with_type operands.
23024 (hsa_unsigned_type_for_type): Declare.
23025 * hsa.c (hsa_unsigned_type_for_type): New function.
23026 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
23027 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
23028 the finalizer. Do not emit extra move.
23030 2016-02-26 Martin Jambor <mjambor@suse.cz>
23032 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
23033 atomic operations in private segment.
23035 2016-02-26 Martin Jambor <mjambor@suse.cz>
23037 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
23038 statements to wi->info. Also disallow omp simd constructs.
23039 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
23040 for not gridifying. Dump special string for omp_for.
23042 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23045 * config/aarch64/aarch64.c (aarch64_set_current_function):
23046 Save/restore target globals when switching to
23047 target_option_default_node.
23049 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23052 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
23053 Return 0 if !SHIFT_COUNT_TRUNCATED.
23055 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23056 Eric Botcazou <ebotcazou@adacore.com>
23058 PR rtl-optimization/69891
23059 * dse.c (scan_insn): If we can't figure out memset arguments
23060 or they are non-constant, call clear_rhs_from_active_local_stores.
23062 2016-02-26 Martin Liska <mliska@suse.cz>
23064 * doc/extend.texi: Mention clog10, clog10f an clog10l
23065 in Builtins section.
23067 2016-02-26 Martin Liska <mliska@suse.cz>
23069 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
23071 (resolve_args_picking_1): Likewise.
23072 * dwarf2out.h (struct GTY): Likewise.
23074 2016-02-26 Martin Liska <mliska@suse.cz>
23076 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
23077 with flag_checking.
23078 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23080 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
23081 Martin Liska <mliska@suse.cz>
23083 * doc/install.texi: Mention --enable-valgrind-annotations.
23085 2016-02-26 Richard Biener <rguenther@suse.de>
23087 PR tree-optimization/69551
23088 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
23089 looking through aliases adjust DECL_PT_UID to refer to the
23090 ultimate alias target.
23092 2016-02-25 Martin Liska <mliska@suse.cz>
23094 PR middle-end/69919
23095 * alloc-pool.c (after_memory_report): New variable.
23096 * alloc-pool.h (base_pool_allocator ::release): Do not use
23097 the infrastructure if after_memory_report.
23098 * toplev.c (toplev::main): Mark after memory report.
23100 2016-02-25 Richard Biener <rguenther@suse.de>
23102 PR tree-optimization/48795
23103 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
23105 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
23108 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
23109 offloading is enabled and -fopenacc or -fopenmp is specified.
23110 (CRTOFFLOADEND): Likewise.
23111 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
23112 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
23113 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
23114 (offload_objects_file_name): New static var.
23115 (tool_cleanup): Remove offload_objects_file_name file.
23116 (find_offloadbeginend): Replace with ...
23117 (find_crtoffloadtable): ... this.
23118 (run_gcc): Remove offload_argc and offload_argv.
23119 Get offload_objects_file_name from -foffload-objects=... option.
23120 Read names of object files with offload from this file, pass them to
23121 compile_images_for_offload_targets. Don't call find_offloadbeginend and
23122 don't pass offloadbegin and offloadend to the linker. Don't pass
23123 offload non-LTO files to the linker, because now they're not claimed.
23125 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
23128 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23129 on builtin_unreachable.
23131 2016-02-25 Jakub Jelinek <jakub@redhat.com>
23133 PR rtl-optimization/69896
23134 * regcprop.c: Include cfgrtl.h.
23135 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
23136 than remembered mode, either delete it (if noop_move_p), or
23137 treat like copy_p but not noop_p instruction.
23139 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23142 * dwarf2out.c (gen_variable_die): Work around buggy LTO
23143 - allow NULL decl for Fortran DW_TAG_common_block variables.
23145 2016-02-24 Jason Merrill <jason@redhat.com>
23147 * common.opt (flifetime-dse): Add -flifetime-dse=1.
23149 2016-02-24 Richard Biener <rguenther@suse.de>
23150 Jakub Jelinek <jakub@redhat.com>
23152 PR middle-end/69760
23153 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
23154 conditionally executed ops to well-defined overflow behavior.
23156 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23158 PR middle-end/69915
23159 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
23162 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23164 PR rtl-optimization/69886
23165 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
23166 argument. Use it when checking validity of set instructions.
23167 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
23168 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
23170 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
23171 * store-motion.c (find_moveable_store): Update
23172 can_assign_to_reg_without_clobbers_p callsite.
23174 2016-02-24 Richard Biener <rguenther@suse.de>
23176 PR middle-end/68963
23177 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
23179 (record_nonwrapping_iv): Do not fall back to the low/high bound
23180 for non-constant IV bases if the stmt is not always executed.
23182 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23184 * config/arm/arm-cores.def (cortex-a32): New entry.
23185 * config/arm/arm-tables.opt: Regenerate.
23186 * config/arm/arm-tune.md: Regenerate.
23187 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
23188 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
23189 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
23190 for -mcpu and -mtune.
23192 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23195 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
23196 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
23197 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
23198 (atomic_loaddi_1): Delete.
23199 (atomic_loaddi): Rewrite expander using the above changes.
23201 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23204 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
23207 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23208 Richard Biener <rguenth@suse.de>
23210 PR middle-end/69909
23211 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
23212 set_mem_attributes if tem is SSA_NAME which got expanded
23215 2016-02-24 Richard Biener <rguenther@suse.de>
23217 PR tree-optimization/69907
23218 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
23219 end of permutations for BB vectorization.
23221 2016-02-24 Christian Bruel <christian.bruel@st.com>
23223 * config/arm/arm-c.c (arm_option_override): Initialize
23224 target_option_current_node.
23225 * config/arm/arm.c (arm_pragma_target_parse): Replace
23226 build_target_option_node call by target_option_current_node.
23227 Set target_option_current_node.
23230 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
23233 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
23234 define_insn_and_split to define_insn.
23235 (zero_extendqi<mode>2_dot2): Same.
23236 (extendqi<mode>2_dot): Same.
23237 (extendqi<mode>2_dot2): Same.
23239 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
23241 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
23242 and add bypass for AES{D,E} and AESMC pairs.
23243 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
23246 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
23248 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
23249 series for reciprocal square root in Exynos M1.
23251 2016-02-23 Martin Sebor <msebor@redhat.com>
23254 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
23255 __builtin_alloca_with_align.
23257 2016-02-23 Richard Henderson <rth@redhat.com>
23259 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
23260 (ix86_register_pragmas): Remove __seg_tls.
23261 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
23262 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
23263 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
23264 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
23265 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
23266 * doc/extend.texi (__seg_tls): Remove item.
23268 2016-02-23 Richard Biener <rguenther@suse.de>
23270 * alloc-pool.h (struct allocation_object): Make id member
23271 conditional on CHECKING_P again.
23272 (get_instance): Adjust.
23273 (base_pool_allocator): Likewise.
23275 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
23277 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
23278 (parallelize_loops): In OpenACC kernels mode, set n_threads to
23280 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
23282 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
23284 2016-02-23 Richard Biener <rguenther@suse.de>
23286 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
23287 * bitmap.h (struct bitmap_usage): Likewise.
23288 (bitmap_move): Declare.
23289 * bitmap.c (register_overhead): Take size_t argument.
23290 (bitmap_move): New function.
23291 * df-problems.c (df_rd_transfer_function): Use bitmap_move
23292 to properly account overhead.
23293 * tree.c (free_node): Use tree_size.
23295 2016-02-23 Jakub Jelinek <jakub@redhat.com>
23298 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
23299 when inverting comparison.
23302 * common.opt (Wunreachable-code): Add Warning flag.
23304 2016-02-23 Mark Wielaard <mjw@redhat.com>
23305 Jakub Jelinek <jakub@redhat.com>
23308 * cgraphunit.c (check_global_declaration): Check main_input_filename
23309 and DECL_SOURCE_FILE are not NULL.
23311 2016-02-23 Martin Jambor <mjambor@suse.cz>
23313 PR tree-optimization/69666
23314 * tree-sra.c (sra_modify_assign): Do not attempt to create
23315 default_def replacements for unscalarizable regions.
23317 2016-02-20 Mark Wielaard <mjw@redhat.com>
23320 * cgraphunit.c (check_global_declaration): Check level of
23321 warn_unused_const_variable and main_input_filename.
23322 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
23323 (-Wunused-variable): For C implies -Wunused-const-variable=1.
23324 (-Wunused-const-variable): Explain levels 1 and 2.
23326 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23329 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
23330 identical arguments. Formatting and spelling fixes.
23333 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
23338 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
23339 and m68k-devices.def.
23340 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
23341 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
23343 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
23345 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
23346 and HImode registers.
23348 2016-02-22 Richard Biener <rguenther@suse.de>
23350 PR tree-optimization/69882
23351 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
23352 preserve permutations present because of gaps.
23353 (vect_supported_load_permutation_p): Always continue checking
23354 permutations after vect_attempt_slp_rearrange_stmts.
23356 2016-02-22 Bin Cheng <bin.cheng@arm.com>
23358 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
23359 min_profitable_estimate, rather than min_profitable_iters.
23361 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23364 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
23365 SImode for last match_operand.
23367 2016-02-22 Martin Liska <mliska@suse.cz>
23369 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
23370 return bitsize - 1 as the return value.
23372 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
23376 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
23377 Handle negative shift counts.
23378 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
23379 force_reg on the shift constant.
23380 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
23381 (lshrsi3_d): Handle negative shift counts.
23383 2016-02-22 Richard Biener <rguenther@suse.de>
23384 Tom de Vries <tom@codesourcery.com>
23386 * graph.c: Include dumpfile.h.
23387 (print_graph_cfg): Split into three overloads.
23388 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
23390 2016-02-22 Tom de Vries <tom@codesourcery.com>
23392 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
23395 2016-02-22 Richard Biener <rguenther@suse.de>
23398 * ipa-inline-transform.c (inline_call): When not updating
23399 overall summaries adjust self size by the growth estimate.
23400 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
23401 hash-set, do not update overall summaries here. Renamed from ...
23402 (inline_to_all_callers): ... this which is now wrapping the
23403 above and performing delayed overall summary update.
23404 (early_inline_small_functions): Delay updating of the overall
23407 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
23409 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23412 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23415 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
23416 :%* in %:gt() argument.
23417 (greater_than_spec_func): Adjust for expecting only numbers,
23418 if there are more than two numbers, compare the last two.
23420 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
23422 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
23423 -Wnarrowing with -std.
23425 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23428 * expr.c (store_field): Don't use bit-field path if exp is
23429 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
23430 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
23431 and the assignment can be performed by bitwise copy. Formatting
23434 PR middle-end/69838
23435 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
23436 call copy_reg_eh_region_note_forward on before and/or after sequences
23437 and remove note from insn if it no longer can throw.
23440 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
23441 if TARGET_AVX512BW.
23443 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23445 * config/s390/vector.md: Add missing commutative operand markers
23446 to the patterns which qualify for one.
23447 * config/s390/vx-builtins.md: Likewise.
23449 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23451 * config/s390/vector.md (VI, VI_QHS): Add single element vector
23452 types to mode iterators.
23453 (vec_double): ... and mode attribute.
23454 * config/s390/vx-builtins.md (non_vec_int): Likewise.
23456 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23458 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
23459 Change the predicate of op2 from nonimmediate to general and let
23460 reload fix it if necessary.
23462 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23464 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
23466 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23468 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
23471 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23473 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23474 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23475 * config/s390/s390.md ("movstr<P:mode>"): Call
23476 s390_expand_vec_movstr.
23478 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23480 * config/s390/s390.md: Add missing output modifier for operand 1
23481 to print it as address properly.
23483 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23485 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23486 * config/s390/2964.md: New file.
23487 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23488 of insn grouping attributes depending on the CPU level.
23489 (s390_get_unit_mask): New function.
23490 (s390_sched_score): Remove the OOO from the scheduling macros.
23491 Add loop to calculate a score for the instruction mix.
23492 (s390_sched_reorder): Likewise plus improve debug output.
23493 (s390_sched_variable_issue): Rename macros as above. Calculate
23494 the unit distances after actually scheduling an insn. Improve
23496 (s390_sched_init): Clear last_scheduled_unit_distance array.
23497 * config/s390/s390.md: Include 2964.md.
23499 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23502 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23503 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23504 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23505 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23506 *avx512f_<code>v8div16qi2_mask_1): New insns.
23508 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23511 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23514 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23515 earlyclobber from target. Use wF constraint for fused memory
23517 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23519 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23520 Martin Liska <mliska@suse.cz>
23523 * cfgexpand.c (asan_sanitize_stack_p): New function.
23524 (partition_stack_vars): Use the function.
23525 (expand_stack_vars): Likewise.
23526 (defer_stack_allocation): Likewise.
23527 (expand_used_vars): Likewise.
23529 2016-02-18 Richard Biener <rguenther@suse.de>
23531 PR middle-end/69553
23532 * fold-const.c (operand_equal_p): Properly compare offsets for
23533 IMAGPART_EXPR and ARRAY_REF.
23535 2016-02-18 Nick Clifton <nickc@redhat.com>
23539 * config/arm/arm.c (arm_option_override_internal): Disable
23540 interworking if the target does not support thumb instructions.
23541 (arm_reload_in_hi): Handle the case where a register to register
23542 move needs reloading because there is no simple pattern to handle
23544 (arm_reload_out_hi): Likewise.
23546 2016-02-18 Richard Biener <rguenther@suse.de>
23548 PR middle-end/69854
23549 * match.pd: Don't use fold_binary or fold_unary for folding
23552 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23555 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23556 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23557 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23558 warn on gimple_no_warning_p statements.
23560 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23562 * doc/extend.texi (C++ Attributes): Correct description of
23563 warn_unused type attribute.
23565 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23567 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23568 correct instruction.
23570 2016-02-17 Richard Biener <rguenther@suse.de>
23572 PR rtl-optimization/69609
23573 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23574 (find_traces_1_round): When ending a trace update cached priority
23576 (bb_to_key): Use cached priority when available.
23577 (copy_bb): Initialize cached priority.
23578 (reorder_basic_blocks_software_trace_cache): Likewise.
23580 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23583 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23585 (aarch64_comparison_operator): Break overly long line into two.
23586 (aarch64_comparison_operation): Likewise.
23587 * config/aarch64/aarch64.md (cstorecc4): Use
23588 aarch64_comparison_operator_mode instead of
23589 aarch64_comparison_operator.
23590 (cstore<mode>4): Likewise.
23591 (aarch64_cstore<mode>): Likewise.
23592 (*cstoresi_insn_uxtw): Likewise.
23593 (cstore<mode>_neg): Likewise.
23594 (*cstoresi_neg_uxtw): Likewise.
23596 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23599 * config/arm/predicates.md (arm_comparison_operator_mode):
23601 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23602 instead of arm_comparison_operator.
23603 (*mov_negscc): Likewise.
23604 (*mov_notscc): Likewise.
23605 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23606 (*thumb2_mov_negscc): Likewise.
23607 (*thumb2_mov_negscc_strict_it): Likewise.
23608 (*thumb2_mov_notscc): Likewise.
23609 (*thumb2_mov_notscc_strict_it): Likewise.
23611 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23613 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23614 Add missing return.
23616 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23618 * config/visium/visium.c (machine_libfunc_index): New enum.
23619 (machine_libfuncs): New structure.
23620 (visium_libfuncs): New static variable.
23621 (TARGET_INIT_LIBFUNCS): Define to...
23622 (visium_init_libfuncs): ...this. New function.
23623 (expand_block_move_4): Use the appropriate libfunc.
23624 (expand_block_move_2): Likewise.
23625 (expand_block_move_1): Likewise.
23626 (expand_block_set_4): Likewise.
23627 (expand_block_set_2): Likewise.
23628 (expand_block_set_1): Likewise.
23629 (visium_trampoline_init): Likewise.
23631 2016-02-17 Nick Clifton <nickc@redhat.com>
23633 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23634 TI's devices.csv file as of March 2016.
23636 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23639 * opts-global.c (handle_common_deferred_options): Introduce and
23640 initialize two global variables to remember command-line options
23641 specifying a stack-limiting register.
23642 * opts.h: Add extern declarations of the two new global variables.
23643 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23644 variable based on the values of the two new global variables.
23646 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23649 * common.opt (Wnonnull-compare): New warning.
23650 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23651 of arguments against NULL.
23652 (-Wnonnull-compare): Document.
23653 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23654 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23655 * passes.def (pass_warn_nonnull_compare): Add.
23656 * gimple-ssa-nonnull-compare.c: New file.
23658 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23660 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23661 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23663 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23665 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23666 reciprocal sqrt for -mlow-precision-recip-sqrt.
23668 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23669 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23671 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23672 always use lane loads to construct non-constant vectors.
23674 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23676 * config/aarch64/aarch64.md
23677 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23678 constraints for operand 3.
23679 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23681 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23682 Richard Biener <rguenther@suse.de>
23684 PR tree-optimization/69820
23685 * tree-vect-patterns.c (type_conversion_p): Return false if
23686 *orig_type is unsigned single precision or boolean.
23687 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23690 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23692 PR rtl-optimization/69764
23693 PR rtl-optimization/69771
23694 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23695 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23697 2016-02-16 Richard Biener <rguenther@suse.de>
23699 PR tree-optimization/69776
23700 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23702 (indirect_refs_may_alias_p): Likewise.
23703 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23704 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23705 according to tbaa_p.
23706 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23707 (optimize_stmt): For redundant store discovery do not allow tbaa.
23709 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23711 PR tree-optimization/69714
23712 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23713 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23715 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23717 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23718 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23719 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23720 * config/arc/arc.c (arc_init): Check FPU options.
23721 (get_arc_condition_code): Handle new CC_FPU* modes.
23722 (arc_select_cc_mode): Likewise.
23723 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23724 register pair only. Allow access for ARCv2 accumulator.
23725 (gen_compare_reg): Whenever we have FPU support use FPU compare
23727 (arc_reorg): Don't generate brcc insns when FPU compare
23728 instructions are involved.
23729 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23730 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23731 floating point emulation.
23732 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23733 (REVERSE_CONDITION): Add new CC_FPU* modes.
23734 (TARGET_FP_SP_BASE): Define.
23735 (TARGET_FP_DP_BASE): Likewise.
23736 (TARGET_FP_SP_FUSED): Likewise.
23737 (TARGET_FP_DP_FUSED): Likewise.
23738 (TARGET_FP_SP_CONV): Likewise.
23739 (TARGET_FP_DP_CONV): Likewise.
23740 (TARGET_FP_SP_SQRT): Likewise.
23741 (TARGET_FP_DP_SQRT): Likewise.
23742 (TARGET_FP_DP_AX): Likewise.
23743 * config/arc/arc.md (ARCV2_ACC): New constant.
23744 (type): New fpu type attribute.
23745 (SDF): Conditional iterator.
23746 (cstore<mode>, cbranch<mode>): Change expand condition.
23747 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23748 handles FPU/FPX cases as well.
23749 * config/arc/arc.opt (mfpu): New option.
23750 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23752 (adddf3, muldf3, subdf3): Removed.
23753 * config/arc/predicates.md (proper_comparison_operator): Recognize
23755 * config/arc/fpu.md: New file.
23756 * doc/invoke.texi (ARC Options): Document mfpu option.
23758 2016-02-16 Richard Biener <rguenther@suse.de>
23760 PR rtl-optimization/69291
23761 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23762 noce_operand_ok check.
23764 2016-02-16 Tom de Vries <tom@codesourcery.com>
23767 * omp-low.c (simd_clone_create): Remove call to
23768 symtab->call_cgraph_insertion_hooks.
23770 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23772 PR tree-optimization/69802
23773 * tree-ssa-reassoc.c (update_range_test): If op is
23774 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23775 op == 1 test of precision 1 integral op, otherwise handle
23776 that case as op itself. Fix up formatting.
23777 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23780 2016-02-16 Richard Biener <rguenther@suse.de>
23782 PR tree-optimization/69586
23783 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23784 types for conversion sources.
23786 2016-02-16 Richard Biener <rguenther@suse.de>
23788 PR middle-end/69801
23789 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23790 mask OEP_ADDRESS_OF.
23792 2016-02-16 Alan Modra <amodra@gmail.com>
23795 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23796 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23797 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23799 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23800 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23801 (p8_fmrgow_<mode>): Likewise.
23802 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23804 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23805 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23806 to use movdi_internal64. Remove op0_di.
23807 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23809 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23811 Add support for the FCCMP insn types
23813 * config/aarch64/aarch64.md (fccmp): Change insn type.
23814 (fccmpe): Likewise.
23815 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23816 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23817 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23818 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23819 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23820 * config/arm/types.md (fccmps): Add new insn type.
23821 (fccmpd): Likewise.
23823 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23825 * alias.c (get_alias_set): Fix a typo in comment.
23827 2016-02-15 Richard Biener <rguenther@suse.de>
23829 PR tree-optimization/69595
23830 * match.pd: Complete range test simplification to true.
23832 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23834 PR rtl-optimization/69648
23835 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23836 pic_offset_table_rtx.
23838 PR rtl-optimization/69752
23839 * ira.c (update_equiv_regs): When looking for more than a single SET,
23840 also take other side effects into account.
23842 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23844 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23845 for z900+ CPUs in 31-bit mode.
23847 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23849 * common/config/s390/s390-common.c (s390_supports_split_stack):
23851 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23852 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23853 * config/s390/s390.c (struct machine_function): New field
23854 split_stack_varargs_pointer.
23855 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23856 in s390_emit_prologue.
23857 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23859 (morestack_ref): New global.
23860 (SPLIT_STACK_AVAILABLE): New macro.
23861 (s390_expand_split_stack_prologue): New function.
23862 (s390_live_on_entry): New function.
23863 (s390_va_start): Use split-stack vararg pointer if appropriate.
23864 (s390_asm_file_end): Emit the split-stack note sections.
23865 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23866 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23867 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23868 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23869 (split_stack_prologue): New expand.
23870 (split_stack_space_check): New expand.
23871 (split_stack_data): New insn.
23872 (split_stack_call): New expand.
23873 (split_stack_call_*): New insn.
23874 (split_stack_cond_call): New expand.
23875 (split_stack_cond_call_*): New insn.
23877 2016-02-15 Richard Biener <rguenther@suse.de>
23879 PR tree-optimization/69783
23880 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23881 Add trivially correct cases.
23883 2016-02-15 Tom de Vries <tom@codesourcery.com>
23886 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23888 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23890 2016-02-15 Richard Biener <rguenther@suse.de>
23892 PR tree-optimization/69776
23893 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23894 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23895 indicate whether we can use TBAA to disambiguate against stores.
23896 Use alias-set zero if not.
23897 (visit_reference_op_store): Do not use TBAA when looking up
23899 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23900 (eliminate_dom_walker::before_dom_children): But not when looking
23901 up redundant stores.
23903 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23905 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23907 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23909 * config/i386/znver1.md
23910 (znver1_pop, znver1_pop_mem,
23911 znver1_load_imov_double_store,
23912 znver1_load_imov_direct_store,
23913 znver1_load_imov_direct_load,
23914 znver1_load_imov_double_load): Add new.
23915 (znver1_insn, znver1_insn_load): Add icmov type.
23916 (znver1_sseavx_fma,
23917 znver1_sseavx_fma_load,
23919 znver1_avx256_fma_load): Fix pipe usage.
23921 2016-02-14 Alan Modra <amodra@gmail.com>
23924 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23925 with an invalid hard reg, reload just the reg not the entire
23926 pre/post-inc/dec address expression.
23928 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23931 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23932 fixed R1_REG scratch reg.
23933 (sibcall_value_pcrel_fdpic): Likewise.
23935 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23939 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23941 2016-02-12 Walter Lee <walt@tilera.com>
23943 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23944 * config/tilegx/t-tilegx: Likewise.
23946 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23949 * diagnostic-show-locus.c (struct line_span): New struct.
23950 (layout::get_first_line): Delete.
23951 (layout::get_last_line): Delete.
23952 (layout::get_num_line_spans): New member function.
23953 (layout::get_line_span): Likewise.
23954 (layout::print_heading_for_line_span_index_p): Likewise.
23955 (layout::get_expanded_location): Likewise.
23956 (layout::calculate_line_spans): Likewise.
23957 (layout::m_first_line): Delete.
23958 (layout::m_last_line): Delete.
23959 (layout::m_line_spans): New field.
23960 (layout::layout): Update comment. Replace m_first_line and
23961 m_last_line with m_line_spans, replacing their initialization
23962 with a call to calculate_line_spans.
23963 (diagnostic_show_locus): When printing source lines and
23964 annotations, rather than looping over a single span
23965 of lines, instead loop over each line_span within
23966 the layout, with an inner loop over the lines within them.
23967 Call the context's start_span callback when changing line spans.
23968 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23969 (diagnostic_build_prefix): Break out the building of the location
23970 part of the string into...
23971 (diagnostic_get_location_text): ...this new function, rewriting
23972 it from nested ternary expressions to a sequence of "if"
23974 (default_diagnostic_start_span_fn): New function.
23975 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23976 (diagnostic_context::start_span): New field.
23977 (default_diagnostic_start_span_fn): New prototype.
23979 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23982 * gcc.c (driver::finalize): Fix cleanup of "specs".
23984 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23988 * gcc.c (driver::driver): Initialize m_option_suggestions.
23989 (driver::~driver): Clean up m_option_suggestions.
23990 (suggest_option): Convert to...
23991 (driver::suggest_option): ...this, and split out into
23992 driver::build_option_suggestions and find_closest_string.
23993 (driver::build_option_suggestions): New function, from
23994 first half of suggest_option. Special-case
23995 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23996 the sanitizer_opts array. For options of enum types, add the
23997 various enum values to the candidate strings.
23998 (driver::handle_unrecognized_options): Remove "const".
23999 * gcc.h (driver::handle_unrecognized_options): Likewise.
24000 (driver::build_option_suggestions): New decl.
24001 (driver::suggest_option): New decl.
24002 (driver::m_option_suggestions): New field.
24003 * opts-common.c (add_misspelling_candidates): New function.
24004 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
24005 and make non-static.
24006 * opts.h (sanitizer_opts): New array decl.
24007 (add_misspelling_candidates): New function decl.
24008 * spellcheck.c (find_closest_string): New function.
24009 * spellcheck.h (find_closest_string): New function decl.
24011 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24013 PR rtl-optimization/69764
24014 PR rtl-optimization/69771
24015 * optabs.c (expand_binop_directly): For shift_optab_p, force
24016 convert_modes with VOIDmode if xop1 has VOIDmode.
24018 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
24021 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
24022 to correctly determine instrumentation thunks.
24024 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24027 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
24028 type by reference, force lhs on the call.
24031 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
24032 Compute retval and retbnd early in all cases if split_part_return_p
24033 and return_bb is not EXIT. Remove all clobber stmts and reset
24034 all debug stmts that refer to SSA_NAMEs defined in split part,
24035 except if it is retval, in that case replace the old retval with the
24036 lhs of the call to the split part.
24038 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24041 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24043 PR middle-end/66726
24044 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24045 whose result is used in PHI.
24046 (maybe_optimize_range_tests): Likewise.
24047 (final_range_test_p): Likweise.
24049 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24051 PR middle-end/66726
24052 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24053 whose result is used in PHI.
24054 (maybe_optimize_range_tests): Likewise.
24055 (final_range_test_p): Likweise.
24057 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24059 * cgraph.c: Spelling fixes - behaviour -> behavior and
24060 neighbour -> neighbor.
24061 * target.def: Likewise.
24062 * sel-sched.c: Likewise.
24063 * config/mips/mips.c: Likewise.
24064 * config/arc/arc.md: Likewise.
24065 * config/arm/cortex-a57.md: Likewise.
24066 * config/arm/arm.c: Likewise.
24067 * config/arm/neon.md: Likewise.
24068 * config/arm/arm-c.c: Likewise.
24069 * config/vms/vms-c.c: Likewise.
24070 * config/s390/s390.c: Likewise.
24071 * config/i386/znver1.md: Likewise.
24072 * config/i386/i386.c: Likewise.
24073 * config/ia64/hpux-unix2003.h: Likewise.
24074 * config/msp430/msp430.md: Likewise.
24075 * config/rx/rx.c: Likewise.
24076 * config/rx/rx.md: Likewise.
24077 * config/aarch64/aarch64-simd.md: Likewise.
24078 * config/aarch64/aarch64.c: Likewise.
24079 * config/nvptx/nvptx.c: Likewise.
24080 * config/bfin/bfin.c: Likewise.
24081 * config/cris/cris.opt: Likewise.
24082 * config/rs6000/rs6000.c: Likewise.
24083 * target.h: Likewise.
24084 * spellcheck.c: Likewise.
24085 * ira-build.c: Likewise.
24086 * tree-inline.c: Likewise.
24087 * builtins.c: Likewise.
24088 * lra-constraints.c: Likewise.
24089 * explow.c: Likewise.
24090 * hwint.h: Likewise.
24091 * targhooks.c: Likewise.
24092 * tree-vect-data-refs.c: Likewise.
24093 * expr.c: Likewise.
24094 * doc/tm.texi: Likewise.
24095 * doc/extend.texi: Likewise.
24096 * doc/install.texi: Likewise.
24097 * doc/md.texi: Likewise.
24098 * tree-ssa-tail-merge.c: Likewise.
24099 * sched-int.h: Likewise.
24100 * match.pd: Likewise.
24101 * sched-ebb.c: Likewise.
24102 * target.def (omit_struct_return_reg): Likewise.
24103 * gimple-ssa-isolate-paths.c: Likewise.
24104 (find_implicit_erroneous_behaviour): Renamed to...
24105 (find_implicit_erroneous_behavior): ... this.
24106 (find_explicit_erroneous_behaviour): Renamed to...
24107 (find_explicit_erroneous_behavior): ... this.
24108 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
24110 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
24112 PR rtl-optimization/64682
24113 PR rtl-optimization/69567
24114 PR rtl-optimization/69737
24115 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
24116 in I2 as well, just lose it.
24118 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24120 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
24122 (aarch64_last_printed_tune_string): Likewise.
24123 (aarch64_declare_function_name): Only output .arch assembler
24124 directive if it will be different from the previously output
24125 directive. Same for .tune comment but only if -dA is set.
24126 (aarch64_start_file): New function.
24127 (TARGET_ASM_FILE_START): Define.
24129 2016-02-11 David Malcolm <dmalcolm@redhat.com>
24132 * Makefile.in (PLUGIN_HEADERS): Add params.list.
24134 2016-02-11 Jakub Jelinek <jakub@redhat.com>
24137 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
24138 -Wmaybe-uninitialized warning.
24140 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
24143 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
24145 2016-02-11 Richard Biener <rguenther@suse.de>
24147 PR rtl-optimization/69291
24148 * ifcvt.c (noce_try_store_flag_constants): Do not allow
24149 subexpressions affected by changing the result.
24151 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
24154 * lra-constraints.c (curr_insn_transform): Find in/out operands
24155 for secondary memory moves. Update dups.
24157 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
24159 PR tree-optimization/69652
24160 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
24161 to nested loop, did source re-formatting, skip debug statements,
24162 add check on statement with volatile operand, remove dead scalar
24165 2016-02-10 Jakub Jelinek <jakub@redhat.com>
24166 Patrick Palka <ppalka@gcc.gnu.org>
24170 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
24171 calls if the return type is TREE_ADDRESSABLE.
24172 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
24173 * ipa-split.c (split_function): Fix doubled "we" in comment.
24174 Use void return type for the split part even if
24175 !split_point->split_part_set_retval.
24177 2016-02-10 Bin Cheng <bin.cheng@arm.com>
24179 PR tree-optimization/68021
24180 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
24181 when computing the value of biv cand by itself.
24183 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24185 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
24186 (cortexa57_tunings): Likewise.
24187 (cortexa72_tunings): Likewise.
24188 (arch_macro_fusion_pair_p): Add support for AES fusion.
24189 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
24190 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
24191 Allow virtual registers before reload so early scheduling works.
24192 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
24193 correct latency and pipeline.
24194 (cortex_a57_crypto_complex): Likewise.
24195 (cortex_a57_crypto_xor): Likewise.
24196 (define_bypass): Add AES bypass.
24198 2016-02-10 Richard Biener <rguenther@suse.de>
24200 PR tree-optimization/69726
24201 * passes.def: Add DCE pass before late uninit.
24202 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
24203 really fixup if-conversions job.
24205 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24207 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
24208 (arm_cortex_a57_tune): Likewise.
24209 (aarch_macro_fusion_pair_p): Add support for AES fusion.
24210 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
24212 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
24214 * timevar.def (TV_PHASE_DBGINFO): Delete.
24215 (TV_PHASE_CHECK_DBGINFO): Likewise.
24216 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
24218 2016-02-10 Richard Biener <rguenther@suse.de>
24220 PR tree-optimization/69719
24221 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24222 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
24224 2016-02-09 Andrew Pinski <apinski@cavium.com>
24227 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
24228 get_vcond_mask_icode returns false.
24230 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
24233 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
24234 an ADDIS that adds a pointer to a large constant that sets the
24235 upper16 bits with a load operation.
24237 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
24240 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
24242 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
24244 (vzipq_s16): Likewise.
24245 (vzipq_s32): Likewise.
24246 (vzipq_f32): Likewise.
24247 (vzipq_u8): Likewise.
24248 (vzipq_u16): Likewise.
24249 (vzipq_u32): Likewise.
24250 (vzipq_p8): Likewise.
24251 (vzipq_p16): Likewise.
24253 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
24256 * config/arm/arm.c (neon_endian_lane_map): New function.
24257 (neon_vector_pair_endian_lane_map): New function.
24258 (arm_evpc_neon_vuzp): Allow for big endian lane order.
24259 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
24261 (vuzpq_s16): Likewise.
24262 (vuzpq_s32): Likewise.
24263 (vuzpq_f32): Likewise.
24264 (vuzpq_u8): Likewise.
24265 (vuzpq_u16): Likewise.
24266 (vuzpq_u32): Likewise.
24267 (vuzpq_p8): Likewise.
24268 (vuzpq_p16): Likewise.
24270 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
24273 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
24276 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
24278 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
24279 truncate const_int operand 1 to QImode.
24281 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
24283 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
24284 corresponding to an abnormal edge.
24286 2016-02-09 Tom de Vries <tom@codesourcery.com>
24288 PR tree-optimization/69599
24289 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
24291 (find_func_aliases_for_builtin_call, find_func_clobbers)
24292 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
24295 2016-02-09 Richard Biener <rguenther@suse.de>
24297 PR tree-optimization/69715
24298 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
24299 LHS on calls as non-rewritable.
24301 2016-02-09 Tom de Vries <tom@codesourcery.com>
24304 * lto-wrapper.c (append_diag_options): New function.
24305 (compile_offload_image): Call append_diag_options.
24307 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
24310 * doc/extend.texi (Flag Output Operands): Correct sectioning.
24311 Minor copy-edit to fix verb tenses.
24313 2016-02-08 Jakub Jelinek <jakub@redhat.com>
24315 PR tree-optimization/69209
24316 * ipa-split.c (split_function): If split part is not
24317 returning retval, retval has gimple type but is not
24318 gimple value, force it into a SSA_NAME first.
24320 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
24322 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
24325 2016-02-08 Jason Merrill <jason@redhat.com>
24328 * convert.c (convert_to_integer_1): Check dofold on truncation
24330 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
24331 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
24332 Rename from *_nofold.
24333 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
24334 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
24336 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
24339 * tree.c (build_common_tree_nodes): Remove short_double argument.
24340 All callers changed.
24341 * tree.h (build_common_tree_nodes): Adjust declaration.
24342 * doc/invoke.texi (-fshort-double): Remove documentation.
24343 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24344 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
24345 * lto-wrapper.c (merge_and_complain, append_compiler_options)
24346 (append_linker_options): Don't handle OPT_fshort_double.
24348 PR rtl-optimization/68730
24349 * lra-remat.c (insn_to_cand_activation): New static variable.
24350 (lra_remat): Allocate and free it.
24351 (create_cand): New arg activation. Initialize a field in
24352 insn_to_cand_activation if it is nonnull.
24353 (create_cands): Pass the activation insn to create_cand when making
24354 a candidate involving an output reload. Reorganize code a little.
24355 (do_remat): Keep track of active status of candidates in a separate
24358 2016-02-08 Richard Biener <rguenther@suse.de>
24360 PR tree-optimization/69719
24361 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24362 Properly use absolute of the difference of the two offsets to
24363 compare or adjust the segment length.
24365 2016-02-08 Richard Biener <rguenther@suse.de>
24366 Jeff Law <law@redhat.com>
24369 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
24370 types for anonymous SSA names.
24372 2016-02-08 Richard Biener <rguenther@suse.de>
24374 PR rtl-optimization/69274
24375 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
24377 2016-02-08 Jeff Law <law@redhat.com>
24379 PR tree-optimization/65917
24380 * tree-ssa-dom.c (record_temporary_equivalences): Record both
24381 equivalences from if (x == y) style conditionals.
24382 (loop_depth_of_name): Remove.
24383 (record_equality): Remove loop depth check.
24384 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
24385 (const_and_copies::record_const_or_copy_raw): New member function.
24386 * tree-ssa-scopedtables.c
24387 (const_and_copies::record_const_or_copy_raw): New, factored out of
24388 (const_and_copies::record_const_or_copy): Call new member function.
24390 2016-02-05 Jeff Law <law@redhat.com>
24392 PR tree-optimization/68541
24393 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
24394 (count_stmts_in_block): New function.
24395 (poor_ifcvt_candidate_code): Likewise.
24396 (is_feasible_trace): Add some heuristics to determine when path
24397 splitting is profitable.
24398 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
24399 is a diamond with a single exit.
24401 2016-02-05 Martin Sebor <msebor@redhat.com>
24404 * doc/invoke.texi: Update -Wplacement-new to take an optional
24407 2016-02-06 Richard Henderson <rth@redhat.com>
24410 * tree.c (tree_nop_conversion_p): Do not strip casts into or
24411 out of non-standard address spaces.
24413 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24415 PR rtl-optimization/69691
24416 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
24418 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
24420 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
24421 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
24422 (*ieee128_mfvsrd_64bit): Likewise.
24423 (*ieee128_mfvsrd_32bit): Likewise.
24425 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
24429 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24431 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24432 instrumented_version.
24434 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
24436 * doc/invoke.texi (Optimize Options): In table of --param options
24437 rename second occurrence of tracer-min-branch-ratio to
24438 tracer-min-branch-probability, rename
24439 tracer-min-branch-ratio-feedback to
24440 tracer-min-branch-probability-feedback and clarify description,
24441 rename sched-spec-state-edge-prob-cutoff to
24442 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
24443 to selsched-insns-to-rename, rename lto-minpartition to
24444 lto-min-partition, delete reorder-blocks-duplicate and
24445 reorder-blocks-duplicate-feedback.
24447 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24449 * config/s390/s390.c (s390_register_info_set_ranges): Remove
24452 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
24454 * doc/extend.texi: S/390: Correct some typos.
24456 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24458 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
24460 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24463 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
24464 (s390_register_info_gprtofpr): Use new macros above.
24465 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
24467 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
24468 its name. Adjust restore and save gpr ranges.
24469 (s390_register_info_set_ranges): New function.
24470 (s390_register_info): Use new macros above. Call
24471 s390_register_info_set_ranges.
24472 (s390_optimize_register_info): Likewise.
24473 (s390_hard_regno_rename_ok): Use new macros.
24474 (s390_hard_regno_scratch_ok): Likewise.
24475 (s390_emit_epilogue): Likewise.
24476 (s390_can_use_return_insn): Likewise.
24477 (s390_optimize_prologue): Likewise.
24478 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24480 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24483 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24485 (ix86_option_override_internal): Disable TARGET_STV even for
24486 -m{incoming,preferred}-stack-boundary=3.
24488 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24490 * config.gcc: Mark deprecated rtems targets as obsolete.
24492 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24494 PR rtl-optimization/64682
24495 PR rtl-optimization/69567
24496 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24497 before I2 only if the register is both used and set in I2.
24499 2016-02-04 DJ Delorie <dj@redhat.com>
24501 * config/msp430/msp430.c (msp430_start_function): Add function type.
24503 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24506 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24508 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24510 PR rtl-optimization/69577
24512 2015-10-29 Richard Henderson <rth@redhat.com>
24516 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24517 sse check to the exact conditions of PR 67609.
24519 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24522 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24523 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24524 not allowed into the traditional Altivec registers.
24525 (movtd_64bit_nodm): Likewise.
24526 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24528 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24530 * config/aarch64/cortex-a57-fma-steering.c
24531 (aarch64_register_fma_steering): Remove "static" from arguments
24534 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24537 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24538 twice when complex.
24540 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24542 * doc/invoke.texi: Delete -mno-fma4.
24544 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24546 PR rtl-optimization/69577
24547 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24548 (find_subregs_of_mode): Update accordingly. Iterate over partial
24551 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24553 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24554 * config/arm/arm.c (neon_reinterpret): Remove.
24555 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24556 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24557 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24558 vreinterpretti): Remove.
24559 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24560 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24561 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24562 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24563 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24564 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24565 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24566 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24567 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24568 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24569 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24570 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24571 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24572 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24573 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24574 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24575 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24576 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24577 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24578 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24579 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24580 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24581 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24582 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24583 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24584 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24585 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24586 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24587 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24588 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24589 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24590 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24591 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24592 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24593 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24594 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24595 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24596 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24597 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24598 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24599 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24600 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24601 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24602 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24603 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24604 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24605 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24606 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24607 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24608 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24609 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24610 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24611 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24612 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24613 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24614 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24615 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24616 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24617 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24618 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24619 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24620 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24621 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24622 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24623 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24624 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24625 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24626 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24627 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24628 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24629 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24630 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24631 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24632 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24633 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24634 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24635 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24636 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24637 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24638 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24639 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24640 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24641 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24642 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24643 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24644 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24645 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24646 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24647 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24648 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24649 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24650 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24651 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24652 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24653 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24654 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24655 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24656 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24657 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24658 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24659 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24660 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24661 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24663 2016-02-04 Martin Liska <mliska@suse.cz>
24666 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24667 that are gimple_store_p.
24668 (maybe_instrument_call): Likewise.
24670 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24672 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24673 register scaling out of memory reference and comment why.
24675 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24679 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24680 folding the source of a SET.
24682 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24686 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24687 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24689 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24693 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24696 2016-02-04 Christian Bruel <christian.bruel@st.com>
24698 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24699 * config/arm/arm.c (arm_set_current_function): Likewise.
24701 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24702 Ilya Enkovich <enkovich.gnu@gmail.com>
24703 H.J. Lu <hongjiu.lu@intel.com>
24706 * config/i386/i386.c (convert_scalars_to_vector): Remove
24707 stack alignment fixes.
24708 (ix86_option_override_internal): Disable TARGET_STV if stack
24709 might not be aligned enough.
24710 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24712 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24714 * config/i386/x86-tune.def: Disable default prefetching
24717 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24718 Vladimir Makarov <vmakarov@redhat.com>
24721 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24722 in validating fused toc addresses.
24724 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24727 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24728 range->m_caret fields if range->m_show_caret_p is false.
24731 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24732 Force oldval into register if it does not satisfy reg_or_short_operand
24733 predicate. Fix up formatting.
24735 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24736 Alexandre Oliva <aoliva@redhat.com>
24739 * lra-constraints.c (simplify_operand_subreg): Check additionally
24740 address validity after potential reloading.
24741 (process_address_1): Check insns validity. In case of failure do
24744 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24747 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24750 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24752 * wide-int.cc (canonize_uhwi): New function.
24753 (wi::divmod_internal): Use it.
24755 2016-02-02 James Norris <jnorris@codesourcery.com>
24757 * gimplify.c (omp_notice_variable): Add usage check.
24759 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24761 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24762 like LE, GE, LT, GT when emitting relational operator.
24764 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24766 * ira-costs.c (find_costs_and_classes): Add extra argument.
24767 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24768 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
24769 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24770 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24771 Add best_class parameter, and return it if not ALL_REGS.
24772 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24774 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24775 Update target hook.
24777 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24779 * config/aarch64/aarch64.c
24780 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24781 (aarch64_ira_change_pseudo_allocno_class): New function.
24783 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24786 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24788 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24790 * config/avr/avr.c (avr_option_override): Set
24791 PARAM_ALLOW_STORE_DATA_RACES to 1.
24793 2016-02-02 Richard Biener <rguenther@suse.de>
24795 PR tree-optimization/69595
24796 * match.pd: Add range test simplifications to true/false.
24798 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24800 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24801 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24804 2016-02-02 Richard Biener <rguenther@suse.de>
24806 PR tree-optimization/69606
24807 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24808 info on the result before moving a stmt.
24810 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24812 PR middle-end/68542
24813 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24814 branch with vector comparison.
24815 * config/i386/sse.md (VI48_AVX): New mode iterator.
24816 (define_expand "cbranch<mode>4): Add support for conditional branch
24817 with vector comparison.
24818 * tree-vect-loop.c (optimize_mask_stores): New function.
24819 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24820 has_mask_store field of vect_info.
24821 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24822 vectorized loops having masked stores after vec_info destroy.
24823 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24824 correspondent macros.
24825 (optimize_mask_stores): Add prototype.
24827 2016-02-02 Alan Modra <amodra@gmail.com>
24830 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24833 2016-02-02 Alan Modra <amodra@gmail.com>
24836 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24837 whenever toc_label_name used.
24838 (rs6000_file_start): Don't set up toc section here,
24839 (rs6000_output_function_epilogue): do so here instead,
24840 (rs6000_xcoff_file_start): and here.
24841 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24842 (load_toc_aix_di): Likewise.
24844 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24846 PR rtl-optimization/69592
24847 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24848 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24849 (num_sign_bit_copies_binary_arith_p): New inline function.
24850 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24852 2016-02-01 Jeff Law <law@redhat.com>
24854 PR tree-optimization/69580
24855 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24856 * tree-ssa-threadbackward.c
24857 (fsm_find_control_statement_thread_paths): Do not try to walk
24858 through large PHI nodes.
24860 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24862 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24863 when count is incremented above limit, don't analyze further
24866 * omp-low.c (oacc_parse_default_dims): Avoid
24867 -Wsign-compare warning, make sure value fits into int
24868 rather than just unsigned int.
24870 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24872 PR tree-optimization/67921
24873 * fold-const.c (split_tree): New parameters. Convert pointer
24874 type variable part to proper type before negating.
24875 (fold_binary_loc): Pass new arguments to split_tree.
24877 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24879 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24880 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24881 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24882 * doc/tm.texti: Rebuilt.
24883 * doc/invoke.texi (fopenacc-dim): Document.
24884 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24885 (append_compiler_options): Likewise.
24886 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24887 (oacc_parse_default_dims): New.
24888 (oacc_validate_dims): Add USED arg. Select non-unity default when
24890 (oacc_loop_fixed_partitions): Return mask of used partitions.
24891 (oacc_loop_auto_partitions): Emit dump info.
24892 (oacc_loop_partition): Return mask of used partitions.
24893 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24894 loop partitioning and validation calls.
24896 2016-02-01 Richard Biener <rguenther@suse.de>
24898 PR middle-end/69556
24899 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24901 2016-02-01 Richard Biener <rguenther@suse.de>
24903 PR tree-optimization/69574
24904 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24905 of asserting return chrec_dont_know.
24907 2016-02-01 Martin Liska <mliska@suse.cz>
24909 * mem-stats-traits.h: Add copyright header.
24910 * mem-stats.h: Likewise.
24912 2016-02-01 Richard Biener <rguenther@suse.de>
24914 PR tree-optimization/69579
24915 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24916 Do not propagate through abnormal PHI results.
24918 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24920 * postreload.c (reload_cse_simplify): Remove dead code.
24922 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24924 PR rtl-optimization/69570
24925 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24926 if there is more than one set, not if there is a single set.
24928 2016-02-01 Richard Henderson <rth@redhat.com>
24931 * combine.c (make_compound_operation): When looking through a
24932 subreg, make sure to re-extend to the width of the outer mode.
24934 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24936 PR tree-optimization/69546
24937 * wide-int.cc (wi::divmod_internal): For unsigned division
24938 where both operands fit into uhwi, if o1 is 1 and o0 has
24939 msb set, if divident_prec is larger than bits per hwi,
24940 clear another quotient word and return 2 instead of 1.
24941 Similarly for remainder with msb in HWI set, if dividend_prec
24942 is larger than bits per hwi.
24944 2016-01-29 Martin Jambor <mjambor@suse.cz>
24946 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24947 Use short lowercase names.
24948 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24949 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24950 acq_rel one. Protect warning agains segfaults if
24951 get_memory_order_name returns NULL.
24952 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24953 with release semantics. Do not warn if get_memory_order already did.
24954 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24955 semantics. Fix check for relaxed or acquire semantics. Do not warn
24956 if get_memory_order already did.
24958 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24960 * doc/install.texi: Document that isl-0.16 is supported.
24962 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24965 * config/i386/constraints.md (Bm): Describe as special memory
24967 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24968 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24969 * genpreds.c (struct constraint_data): Add is_special_memory.
24970 (have_special_memory_constraints, special_memory_start): New
24972 (special_memory_end): Ditto.
24973 (add_constraint): Add new arg is_special_memory. Add code to
24974 process its true value. Update have_special_memory_constraints.
24975 (process_define_constraint): Pass the new arg.
24976 (process_define_register_constraint): Ditto.
24977 (choose_enum_order): Process special memory.
24978 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24979 function insn_extra_special_memory_constraint.
24980 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24981 * gensupport.c (process_rtx): Process
24982 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24983 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24984 * ira-lives.c (single_reg_class): Use
24985 insn_extra_special_memory_constraint.
24986 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24987 * lra-constraints.c (process_alt_operands): Ditto.
24988 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24989 * recog.c (asm_operand_ok, preprocess_constraints): Process
24991 * reload.c (find_reloads): Ditto.
24992 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24993 * stmt.c (parse_input_constraint): Use
24994 insn_extra_special_memory_constraint.
24996 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24999 * lra-splill.c (lra_final_code_change): Revert r229087 by
25000 removing all sub-registers.
25002 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
25005 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
25007 2016-01-29 Jakub Jelinek <jakub@redhat.com>
25010 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
25011 SSE1, copy target into the temporary reg first before recursing
25014 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25016 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
25019 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25021 * ginclude/stdarg.h: Test __cplusplus instead of
25022 __GXX_EXPERIMENTAL_CXX0X__.
25024 2016-01-29 Richard Biener <rguenther@suse.de>
25026 PR tree-optimization/69547
25027 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
25028 Do not mark clobbers necessary.
25029 (mark_all_reaching_defs_necessary_1): Likewise.
25031 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25033 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
25034 declaration name with %qs and print it in both error messages.
25035 Also fix indentation.
25037 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25040 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
25041 trailing blank line from error message.
25043 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25046 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
25049 2016-01-29 Richard Biener <rguenther@suse.de>
25051 PR middle-end/69537
25052 * match.pd: Allow all integral types when simplifying a
25053 widening or sign-changing conversion.
25055 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25057 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
25058 back to setting codegen_error to fail codegen.
25060 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
25063 * config/i386/constraints.md (C): Only accept constant zero operand.
25064 (BC): New constraint.
25065 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
25066 instead of C constraint.
25067 * doc/md.texi (Machine Constraints): Update description
25070 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
25073 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
25075 2016-01-28 Jakub Jelinek <jakub@redhat.com>
25077 PR middle-end/69542
25078 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
25081 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
25083 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
25084 branches if using guessed profile.
25086 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
25088 * graphite-optimize-isl.c (optimize_isl): Fix dump.
25090 2016-01-28 Richard Henderson <rth@redhat.com>
25093 * config/aarch64/aarch64-modes.def (CC_Cmode): New
25094 * config/aarch64/aarch64-protos.h: Update.
25095 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
25096 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
25097 (aarch64_get_condition_code_1): Handle CC_Cmode.
25098 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
25099 (*add<mode>3_compareC_cconly_imm): New.
25100 (*add<mode>3_compareC_cconly): New.
25101 (*add<mode>3_compareC_imm): New.
25102 (add<mode>3_compareC): New.
25103 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
25104 to be first. Use aarch64_carry_operation.
25105 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
25106 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
25107 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
25108 (subti3): Use subdi3_compare1.
25109 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
25110 (sub<mode>3_compare1): New.
25111 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
25112 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
25113 (*subsi3_carryin_uxtw): Likewise.
25114 (*ngc<mode>, *ngcsi_uxtw): Likewise.
25115 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
25116 * config/aarch64/iterators.md (DWI): New.
25117 * config/aarch64/predicates.md (aarch64_carry_operation): New.
25118 (aarch64_borrow_operation): New.
25120 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25122 * graphite-optimize-isl.c (optimize_isl): Print a different debug
25123 message when isl does not return a valid schedule.
25125 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25127 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
25128 Remove comments from class declarations: they are already in the code
25131 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25133 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
25135 (ternary_op_to_tree): Same.
25136 (unary_op_to_tree): Same.
25137 (nary_op_to_tree): Same.
25138 (gcc_expression_from_isl_expr_op): Same.
25139 (gcc_expression_from_isl_expression): Same.
25140 (graphite_create_new_loop): Same.
25141 (graphite_create_new_loop_guard): Same.
25142 (build_iv_mapping): Same.
25143 (graphite_create_new_guard): Same.
25144 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
25145 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
25147 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25149 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
25150 instead of setting codegen_error to fail codegen.
25152 2016-01-28 Jason Merrill <jason@redhat.com>
25154 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
25156 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25158 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25159 Remove CONST_INT_P check in CCMP cost calculation.
25161 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25163 * config/aarch64/aarch64.c (generic_vector_cost):
25164 Set vec_permute_cost.
25165 (cortexa57_vector_cost): Likewise.
25166 (exynosm1_vector_cost): Likewise.
25167 (xgene1_vector_cost): Likewise.
25168 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
25169 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
25170 Add vec_permute_cost entry.
25172 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25174 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
25176 (add<mode>3_compare0): Likewise.
25177 (addsi3_compare0_uxtw): Likewise.
25178 (add<mode>3nr_compare0): Likewise.
25179 (compare_neg<mode>): Likewise.
25180 (<optab><mode>3): Likewise.
25182 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
25184 * tree-vect-stmts.c (vectorizable_comparison): Add
25185 NULL check for vectype.
25187 2016-01-28 Richard Biener <rguenther@suse.de>
25189 PR tree-optimization/69466
25190 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
25191 Account for PHIs we couldn't duplicate.
25193 2016-01-28 Martin Liska <mliska@suse.cz>
25196 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
25197 instead of ENABLE_VALGRIND_CHECKING.
25199 2016-01-27 Richard Henderson <rth@redhat.com>
25202 * lra-remat.c (subreg_regs): New.
25203 (dump_candidates_and_remat_bb_data): Dump it.
25204 (operand_to_remat): Reject if operand in subreg_regs.
25205 (set_bb_regs): Collect subreg_regs.
25206 (lra_remat): Init and free subreg_regs. Compute
25207 calculate_local_reg_remat_bb_data before create_cands.
25209 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
25212 * config/i386/i386.c (ix86_update_stack_boundary): Don't
25213 change stack_alignment_needed for __tls_get_addr call.
25215 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
25217 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
25219 2016-01-27 Jeff Law <law@redhat.com>
25221 PR tree-optimization/68398
25222 PR tree-optimization/69196
25223 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
25224 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
25225 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25226 Only count PHIs in the last block in the path. The others will
25227 const/copy propagate away. Add heuristic to allow more irreducible
25228 subloops to be created when it is likely profitable to do so.
25230 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25231 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
25232 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
25234 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25237 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
25238 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
25239 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
25240 * tree-streamer-in.c: Include asan.h.
25241 (streamer_get_builtin_tree): For builtins in sanitizer
25242 range call initialize_sanitizer_builtins and retry.
25244 2016-01-27 Ian Lance Taylor <iant@google.com>
25246 * common.opt (fkeep-gc-roots-live): New undocumented option.
25247 * tree-ssa-loop-ivopts.c (add_candidate_1): If
25248 -fkeep-gc-roots-live, skip pointers.
25249 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
25252 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
25255 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
25256 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
25258 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
25261 * configure.ac: NetBSD provides SSP in its C library.
25262 * configure: Updated.
25264 2016-01-27 Richard Biener <rguenther@suse.de>
25266 PR tree-optimization/69166
25267 * tree-vect-loop.c (vect_is_simple_reduction): Always check
25268 reduction code for commutativity / associativity.
25270 2016-01-27 Martin Jambor <mjambor@suse.cz>
25272 PR tree-optimization/69355
25273 * tree-sra.c (analyze_access_subtree): Correct hole detection when
25274 total_scalarization fails.
25276 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
25278 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
25281 2016-01-27 Christian Bruel <christian.bruel@st.com>
25284 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
25285 Move arm_reset_previous_fndecl and set_target_option_current_node in
25286 the conditional part. Call save_restore_target_globals.
25287 * config/arm/arm.c (arm_set_current_function):
25288 Refactor to better support #pragma target and attribute mix.
25289 Call save_restore_target_globals.
25290 * config/arm/arm-protos.h (save_restore_target_globals): New function.
25292 2016-01-27 Martin Liska <mliska@suse.cz>
25294 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
25295 reference for an HSA kernel and its host function.
25297 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25299 PR tree-optimization/69399
25300 * wide-int.h (wi::lrshift): For larger precisions, only
25301 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
25303 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
25305 * config/arc/predicates.md (proper_comparison_operator): Reject
25306 constant-constant comparison.
25308 2016-01-26 Tom de Vries <tom@codesourcery.com>
25310 PR tree-optimization/69110
25311 * tree-data-ref.c (initialize_data_dependence_relation): Handle
25312 DR_NUM_DIMENSIONS == 0.
25314 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25315 Sebastian Pop <s.pop@samsung.com>
25317 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
25318 isl_ast_op_cond and isl_ast_op_select.
25319 (gcc_expression_from_isl_expr_op): Same.
25321 2016-01-26 Jason Merrill <jason@redhat.com>
25324 * tree.c (recompute_constructor_flags): Split out from
25326 (verify_constructor_flags): New.
25327 * tree.h: Declare them.
25329 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
25331 PR rtl-optimization/69217
25332 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
25333 are no TYPE_FIELDS set for the record type.
25335 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25338 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
25339 toc_label_name unconditionally.
25340 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
25341 SYMBOL_REF string. Use toc_label_name instead of constructing
25343 (rs6000_elf_declare_function_name): Use toc_label_name instead of
25344 constructing LCTOC1.
25346 2016-01-26 Martin Sebor <msebor@redhat.com>
25349 * doc/extend.texi (Common Type Attributes): Move text that talks about
25350 attribute packed from attribute aligned to the section discussing
25351 the former attribute for clarity.
25353 2016-01-26 Richard Henderson <rth@redhat.com>
25355 PR middle-end/60908
25356 * trans-mem.c (tm_region_init): Mark entry block as visited.
25358 2016-01-26 David Malcolm <dmalcolm@redhat.com>
25361 * diagnostic-show-locus.c (layout::print_source_line): Replace
25362 call to pp_newline with call to layout::print_newline.
25363 (layout::print_annotation_line): Likewise.
25364 (layout::move_to_column): Likewise.
25365 (layout::print_any_fixits): After printing any fixits, print a
25366 trailing newline, if necessary.
25367 (layout::print_newline): New method, resetting any colorization
25369 (diagnostic_show_locus): Move the pp_newline to before the
25370 early bailout. Remove dummy block enclosing the layout instance.
25371 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
25372 of pp_newline_and_flush with pp_flush.
25373 (diagnostic_append_note): Delete use of pp_newline.
25374 (diagnostic_append_note_at_rich_loc): Delete.
25375 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
25376 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
25377 when newline characters are added to the buffer.
25379 2016-01-26 Michael Matz <matz@suse.de>
25381 * configure.ac (ac_cv_std_swap_in_utility): New test.
25382 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
25383 * configure: Regenerate.
25384 * config.in: Regenerate.
25386 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
25388 * config/arc/arc.md (cstoresi4): Force operand into register.
25389 (arcset<code>): Fix predicate.
25390 (arcsetltu): Likewise.
25391 (arcsetgeu): Likewise.
25392 (arcsethi): Likewise.
25393 (arcsetls): Likewise.
25395 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25397 PR tree-optimization/69483
25398 * gimple-fold.c (canonicalize_constructor_val): Return NULL
25399 if base has error_mark_node type.
25401 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
25404 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
25405 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
25407 (vget_lane_f16): Handle big-endian.
25408 (vgetq_lane_f16): Likewise.
25409 (vset_lane_f16): Likewise.
25410 (vsetq_lane_f16): Likewise.
25411 * config/arm/iterators.md (VQXMOV): Add V8HF.
25412 (VDQ): Add V4HF and V8HF.
25413 (V_reg): Handle V4HF and V8HF.
25414 (Is_float_mode): Likewise.
25415 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
25416 neon_vdup_nv8hf): New patterns.
25417 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
25418 Use VD_LANE iterator.
25419 (neon_vld1_dup<mode>): Use VQ2 iterator.
25421 2016-01-26 Nathan Sidwell <nathan@acm.org>
25423 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
25424 (set_oacc_fn_attrib): Add IS_KERNEL arg.
25425 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
25426 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
25427 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
25428 (oacc_validate_dims): Add LEVEL arg, don't return level.
25429 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
25430 oacc_validate_dims.
25431 (execute_oacc_device_lower): Adjust, add more dump output.
25432 * tree-ssa-loop.c (gate_oacc_kernels): Use
25433 oacc_fn_attrib_kernels_p.
25434 * tree-parloops.c (create_parallel_loop): Adjust
25435 set_oacc_fn_attrib call.
25437 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25440 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
25441 (append_compiler_options): Handle -fcilkplus.
25442 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
25444 2016-01-26 Nick Clifton <nickc@redhat.com>
25447 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
25448 been marked as DECL_ONE_ONLY but we do not the means to make it
25449 so, then do not allow it to bind locally.
25451 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25454 * opts.h (parse_sanitizer_options): New prototype.
25455 * opts.c (sanitizer_opts): New array.
25456 (parse_sanitizer_options): New function.
25457 (common_handle_option): Use parse_sanitizer_options.
25459 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
25462 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
25463 alignment adjustment to ...
25464 (ix86_update_stack_boundary): Here. Don't over-align stack for
25466 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
25467 if __tls_get_addr is called.
25469 2016-01-26 Christian Bruel <christian.bruel@st.com>
25471 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
25473 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25475 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25477 2016-01-26 Richard Biener <rguenther@suse.de>
25479 PR middle-end/69467
25480 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25482 2016-01-26 Richard Biener <rguenther@suse.de>
25484 PR tree-optimization/69452
25485 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25486 (move_computations_dom_walker::before_dom_children): Rename
25488 (move_computations_worker): This.
25489 (move_computations): Perform an RPO rather than a DOM walk.
25491 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25494 * combine.c (combine_instructions): For REG_EQUAL note with
25495 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25496 to the underlying register.
25497 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25498 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25500 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25503 * config/aarch64/aarch64-builtins.c
25504 (aarch64_init_simd_builtin_types): Do not set structural
25505 equality to __Poly{8,16,64,128}_t types.
25507 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25509 PR tree-optimization/69400
25510 * wide-int.cc (wi_pack): Take the precision as argument and
25511 perform canonicalization here rather than in the callers.
25512 Use the main loop to handle all full-width HWIs. Add a
25513 zero HWI if in_len isn't a full result.
25514 (wi::divmod_internal): Update accordingly.
25515 (wi::mul_internal): Likewise. Simplify.
25517 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25518 Sebastian Pop <s.pop@samsung.com>
25520 * graphite-poly.c (apply_poly_transforms): Simplify.
25521 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25522 (print_isl_map): Same.
25523 (print_isl_union_map): Same.
25524 (print_isl_schedule): New.
25525 (debug_isl_schedule): New.
25526 * graphite-dependences.c (scop_get_reads): Do not call
25527 isl_union_map_add_map that is undocumented isl functionality.
25528 (scop_get_must_writes): Same.
25529 (scop_get_may_writes): Same.
25530 (scop_get_original_schedule): Remove.
25531 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25532 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25533 (compute_deps): Remove.
25534 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25535 (debug_schedule_ast): New.
25536 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25537 set_separate_option.
25538 (graphite_regenerate_ast_isl): Add dump.
25539 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25540 from scop->transformed_schedule.
25541 (graphite_regenerate_ast_isl): Add more dump.
25542 * graphite-optimize-isl.c (optimize_isl): Set
25543 scop->transformed_schedule. Check whether schedules are equal.
25544 (apply_poly_transforms): Move here.
25545 * graphite-poly.c (apply_poly_transforms): ... from here.
25546 (free_poly_bb): Static.
25547 (free_scop): Static.
25548 (pbb_number_of_iterations_at_time): Remove.
25549 (print_isl_ast): New.
25550 (debug_isl_ast): New.
25551 (debug_scop_pbb): New.
25552 * graphite-scop-detection.c (print_edge): Move.
25553 (print_sese): Move.
25554 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25555 (build_scop_scattering): Remove.
25556 (create_pw_aff_from_tree): Assert instead of bailing out.
25557 (add_condition_to_pbb): Remove unused code, do not fail.
25558 (add_conditions_to_domain): Same.
25559 (add_conditions_to_constraints): Remove.
25560 (build_scop_context): New.
25561 (add_iter_domain_dimension): New.
25562 (build_iteration_domains): Initialize pbb->iterators.
25563 Call add_conditions_to_domain.
25566 (index_outermost_in_loop): New.
25567 (index_pbb_in_loop): New.
25568 (outermost_pbb_in): New.
25569 (add_in_sequence): New.
25570 (add_outer_projection): New.
25571 (outer_projection_mupa): New.
25572 (add_loop_schedule): New.
25573 (build_schedule_pbb): New.
25574 (build_schedule_loop): New.
25575 (embed_in_surrounding_loops): New.
25576 (build_schedule_loop_nest): New.
25577 (build_original_schedule): New.
25578 (build_poly_scop): Call build_original_schedule.
25579 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25580 (free_poly_dr): Remove.
25581 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25582 (free_poly_bb): Remove.
25583 (debug_loop_vec): Remove.
25584 (print_isl_ast): Declare.
25585 (debug_isl_ast): Declare.
25586 (scop_do_interchange): Remove.
25587 (scop_do_strip_mine): Remove.
25588 (scop_do_block): Remove.
25589 (flatten_all_loops): Remove.
25590 (optimize_isl): Remove.
25591 (pbb_number_of_iterations_at_time): Remove.
25592 (debug_scop_pbb): Declare.
25593 (print_schedule_ast): Declare.
25594 (debug_schedule_ast): Declare.
25595 (struct scop): Remove schedule. Add original_schedule,
25596 transformed_schedule.
25597 (free_gimple_poly_bb): Remove.
25598 (print_generated_program): Remove.
25599 (debug_generated_program): Remove.
25600 (unify_scattering_dimensions): Remove.
25601 * sese.c (print_edge): ... here.
25602 (print_sese): ... here.
25603 (debug_edge): ... here.
25604 (debug_sese): ... here.
25605 * sese.h (print_edge): Declare.
25606 (print_sese): Declare.
25607 (dump_edge): Declare.
25608 (dump_sese): Declare.
25610 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25611 Sebastian Pop <s.pop@samsung.com>
25613 * Makefile.in: Set ISLVER in site.exp.
25615 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25617 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25618 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25619 through DECL_VALUE_EXPR for expansion.
25621 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25623 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25624 the frame info after reload completed.
25626 2016-01-25 Jeff Law <law@redhat.com>
25628 PR tree-optimization/69196
25629 PR tree-optimization/68398
25630 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25631 tree-ssa-threadupdate.c.
25632 (determine_bb_domination_status): Prototype
25633 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25634 (determine_bb_domination_status): No longer static.
25635 (valid_jump_thread_path): Remove code to detect characteristics
25636 of the jump thread path not associated with correctness.
25637 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25638 Correct test for thread path length. Count PHIs for real operands as
25639 statements that need to be copied. Do not count ASSERT_EXPRs.
25640 Look at all the blocks in the thread path. Compute and selectively
25641 filter thread paths based on threading through the latch, threading
25642 a multiway branch or crossing a multiway branch.
25644 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25646 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25647 decl with __attribute__ ((unused)) annotation.
25649 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25652 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25653 of operands is compatible with a statement vectype.
25655 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25657 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25658 improve wording for mixed storage order support.
25660 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25662 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25663 (vcvt_u64_f64): Likewise.
25664 (vcvta_s64_f64): Likewise.
25665 (vcvta_u64_f64): Likewise.
25666 (vcvtm_s64_f64): Likewise.
25667 (vcvtm_u64_f64): Likewise.
25668 (vcvtn_s64_f64): Likewise.
25669 (vcvtn_u64_f64): Likewise.
25670 (vcvtp_s64_f64): Likewise.
25671 (vcvtp_u64_f64): Likewise.
25673 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25675 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25676 (arc_init): Check validity mll64 option.
25677 (arc_save_restore): Use double load/store instruction.
25678 (arc_expand_movmem): Likewise.
25679 (arc_split_move): Don't split if we have double load/store
25680 instructions. Returns a boolean.
25681 (arc_process_double_reg_moves): Change function to return boolean
25682 instead of a sequence of instructions.
25683 (arc_dwarf_register_span): New function.
25684 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25685 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25686 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25687 (*movdf_insn): Likewise.
25688 * config/arc/arc.opt (mll64): New option.
25689 * config/arc/predicates.md (even_register_operand): New predicate.
25690 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25692 2016-01-25 Richard Biener <rguenther@suse.de>
25695 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25696 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25698 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25700 2016-01-25 Richard Biener <rguenther@suse.de>
25702 PR tree-optimization/69376
25703 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25705 (VN_INFO_ANTI_RANGE_P): New inline.
25706 (VN_INFO_RANGE_TYPE): Likewise.
25707 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25708 SSA_NAME_ANTI_RANGE_P.
25709 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25710 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25711 Properly query VN_INFO_RANGE_TYPE.
25713 2016-01-25 Nick Clifton <nickc@redhat.com>
25716 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25718 2016-01-23 Tom de Vries <tom@codesourcery.com>
25720 PR tree-optimization/69426
25721 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25724 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25726 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25727 "the the" with "the" in the comments.
25728 * ipa-devirt.c (build_type_inheritance_graph,
25729 update_type_inheritance_graph): Likewise.
25730 * tree.c (build_function_type_list_1): Likewise.
25731 * cfgloopmanip.c (scale_loop_profile): Likewise.
25732 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25733 * gimple-ssa-split-paths.c
25734 (find_block_to_duplicate_for_splitting_paths): Likewise.
25735 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25736 * expr.c (convert_move): Likewise.
25737 * var-tracking.c (vt_stack_adjustments): Likewise.
25738 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25739 * tree-vrp.c (test_for_singularity): Likewise.
25741 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25742 directly instead of building a temporary tree.
25745 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25746 remove <algorithm> include.
25748 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25751 * config/i386/i386.c: Include dojump.h.
25752 (expand_small_movmem_or_setmem,
25753 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25755 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25756 if dynamic_check != -1.
25758 2016-01-21 Jeff Law <law@redhat.com>
25760 PR middle-end/69347
25761 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25762 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25763 into dominated_by_p.
25764 (cprop_into_successor_phis): Avoid unnecessary tests.
25766 2016-01-22 Richard Henderson <rth@redhat.com>
25769 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25770 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25772 2016-01-22 Michael Matz <matz@suse.de>
25774 * system.h (string, algorithm): Include only conditionally.
25775 (new): Include always under C++.
25776 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25777 * final.c (toplevel): Ditto.
25778 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25779 * genconditions.c (write_header): Make gencondmd.c define
25781 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25783 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25784 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25786 2016-01-22 Christian Bruel <christian.bruel@st.com>
25789 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25791 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25794 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25795 define_insn_and_split. Ensure operands[1] and operands[0] do not
25796 get assigned the same register.
25798 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25800 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25802 2016-01-22 Christian Bruel <christian.bruel@st.com>
25804 * config/arm/arm-c.c (arm_pragma_target_parse):
25805 Remove warn_builtin_macro_redefined overwrite.
25807 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25809 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25810 flag_non_call_exceptions compatibility.
25812 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25815 * dwarf2out.c (add_child_die_after): New function.
25816 (dwarf_qual_info_t): New type.
25817 (dwarf_qual_info): New variable.
25818 (qualified_die_p): New function.
25819 (modified_type_die): For -fdebug-types-section, ensure
25820 canonical order of qualifiers. Put qualified DIEs adjacent
25821 to the corresponding non-qualified type DIE and search there
25822 for existing qualified DIEs.
25824 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25826 * doc/extend.texi (scalar_storage_order type attribute): Document
25827 restriction on type punning and aliasing, and remove future tense.
25829 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25832 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25835 2016-01-21 Jeff Law <law@redhat.com>
25837 PR middle-end/69347
25838 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25839 useless call to record_temporary_equivalences.
25840 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25841 allocate 10 slots in the bb_path vector and let it grow as needed.
25842 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25845 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25847 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25849 * configure: Regenerate.
25851 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25853 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25854 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25856 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25858 PR middle-end/66178
25859 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25860 drop EXPAND_INITIALIZER.
25861 * rtl.h (contains_symbolic_reference_p): Declare.
25862 * rtlanal.c (contains_symbolic_reference_p): New function.
25863 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25864 a subtraction into a NOT if symbolic constants are involved.
25866 2016-01-21 Anton Blanchard <anton@samba.org>
25867 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25870 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25872 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25875 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25877 * config/microblaze/microblaze.c
25878 (get_branch_target): New.
25879 (insert_wic_for_ilb_runout): New.
25881 (microblaze_machine_dependent_reorg): New.
25882 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25883 * config/microblaze/microblaze.md
25884 (UNSPEC_IPREFETCH): Define.
25885 (iprefetch): New pattern
25886 * config/microblaze/microblaze.opt
25887 (mxl-prefetch): New flag.
25889 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25891 * config/microblaze/microblaze.h
25892 (FIXED_REGISTERS): Update in macro.
25893 (CALL_USED_REGISTERS): Update in macro.
25895 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25897 PR rtl-optimization/68920
25898 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25901 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25903 PR rtl-optimization/68990
25904 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25905 pseudo instead of inheritance ones.
25907 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25908 Nick Clifton <nickc@redhat.com>
25912 * config/mips/mips.c (mips_compute_frame_info): Initialise
25913 args_size and hard_frame_pointer_offset fields of the frame
25914 structure before calling mips_global_pointer.
25916 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25918 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25920 * configure: Regenerate.
25922 2016-01-21 Richard Biener <rguenther@suse.de>
25924 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25926 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25928 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25929 to actually emit the .size directive.
25931 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25932 Jakub Jelinek <jakub@redhat.com>
25936 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25937 args array size by one to avoid buffer overflow.
25939 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25941 * config/s390/s390.md (pool_section_start): Use switch_to_section
25942 to select proper read-only data section instead of hardcoding
25944 (pool_section_end): Use switch_to_section to match the above.
25946 2016-01-21 Richard Biener <rguenther@suse.de>
25948 PR tree-optimization/69378
25949 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25950 (set_ssa_val_to): Use it for dominance checks taking into
25951 account not executable edges.
25953 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25956 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25957 for bitsize instead of GET_MODE_PRECISION (mode).
25959 2016-01-20 Martin Sebor <msebor@redhat.com>
25962 * extend.texi (__sync Builtins): Clarify the semantics of
25963 __sync_fetch_and_OP built-ins on pointers.
25964 (__atomic Builtins): Same.
25966 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25967 Sebastian Pop <s.pop@samsung.com>
25969 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25970 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25971 (is_valid_rename): Same.
25972 (translate_isl_ast_to_gimple::get_rename): Same.
25973 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25974 (translate_isl_ast_to_gimple::rename_uses): Same.
25975 (get_new_name): Check for close_phi nodes.
25976 (copy_loop_phi_args): Use phi_node_kind.
25977 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25978 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25980 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25981 Sebastian Pop <s.pop@samsung.com>
25983 Revert commit r229783.
25984 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25985 Remove use of parameter_rename_map.
25986 (copy_def): Remove.
25987 (copy_internal_parameters): Remove.
25988 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25989 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25990 (free_sese_info): Do not free parameter_rename_map.
25991 (set_rename): Do not use parameter_rename_map.
25992 (rename_uses): Update call to set_rename.
25993 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25994 * sese.h (parameter_rename_map_t): Remove.
25995 (struct sese_info_t): Remove field parameter_rename_map.
25997 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25998 Sebastian Pop <s.pop@samsung.com>
26000 * graphite-isl-ast-to-gimple.c: Fix comment.
26001 * graphite-scop-detection.c (defined_in_loop_p): New.
26002 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
26003 names defined in loop.
26005 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26006 Sebastian Pop <s.pop@samsung.com>
26008 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26009 Discard unstructured if-then-else regions.
26011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26012 Sebastian Pop <s.pop@samsung.com>
26014 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
26015 (cleanup_loop_iter_dom): Remove.
26016 (build_loop_iteration_domains): Remove.
26017 (build_scop_context): Remove.
26018 (build_scop_iteration_domain): Remove.
26019 (add_loop_constraints): New.
26020 (build_iteration_domains): New.
26021 (build_poly_scop): Call build_iteration_domains.
26023 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26024 Sebastian Pop <s.pop@samsung.com>
26026 * graphite-scop-detection.c
26027 (scop_detection::harmful_loop_in_region): Free dom and loops.
26028 (scop_detection::loop_body_is_valid_scop): Free bbs.
26030 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26031 Sebastian Pop <s.pop@samsung.com>
26033 * graphite-scop-detection.c (record_loop_in_sese): New.
26034 (gather_bbs::before_dom_children): Call record_loop_in_sese.
26035 (build_scops): Remove call to build_sese_loop_nests.
26036 * sese.c (sese_record_loop): Remove.
26037 (build_sese_loop_nests): Remove.
26038 (new_sese_info): Remove region->loops.
26039 (free_sese_info): Same.
26040 * sese.h (sese_contains_loop): Same.
26041 (build_sese_loop_nests): Remove.
26042 (sese_contains_loop): Remove.
26044 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26045 Sebastian Pop <s.pop@samsung.com>
26047 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
26048 loop_is_valid_in_scop.
26049 (scop_detection::harmful_stmt_in_region): Renamed
26050 harmful_loop_in_region.
26051 Call loop_is_valid_in_scop.
26053 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26054 Sebastian Pop <s.pop@samsung.com>
26056 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
26059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26060 Sebastian Pop <s.pop@samsung.com>
26062 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
26063 * graphite.h (struct poly_bb): Remove field is_reduction.
26064 (PBB_IS_REDUCTION): Remove.
26066 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26067 Sebastian Pop <s.pop@samsung.com>
26069 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
26070 (add_pdr_constraints): Same.
26071 (scop_get_reads): Same.
26072 (scop_get_must_writes): Same.
26073 (scop_get_may_writes): Same.
26074 (scop_get_original_schedule): Same.
26075 (extend_schedule): Same.
26076 (apply_schedule_on_deps): Same.
26077 (carries_deps): Same.
26078 (compute_deps): Same.
26079 (scop_get_dependences): Same.
26080 * graphite-isl-ast-to-gimple.c
26081 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
26082 * graphite-optimize-isl.c (get_schedule_for_band): Same.
26083 (get_schedule_for_band_list): Same.
26084 (get_schedule_map): Same.
26085 (apply_schedule_map_to_scop): Same.
26086 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
26087 (build_loop_iteration_domains): Same.
26088 (add_condition_to_pbb): Same.
26089 (add_param_constraints): Same.
26090 (pdr_add_memory_accesses): Same.
26091 (pdr_add_data_dimensions): Same.
26093 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26095 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
26098 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26100 * common.opt (feliminate-dwarf2-dups): Replace references to
26101 "DWARF 2" with just "DWARF".
26102 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
26103 * doc/extend.texi: Likewise.
26104 * doc/cpp.texi: Likewise.
26105 * doc/invoke.texi: Likewise.
26106 (Option Summary): Add -gdwarf to list of Debugging Options.
26107 (Debugging Options): Document -gdwarf.
26108 * doc/contrib.texi: Spell "DWARF" like that.
26110 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26112 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
26113 warning. Fix up formatting.
26115 PR middle-end/67653
26116 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
26117 attempt to mark memory input operand addressable and
26118 call prepare_gimple_addressable in that case. Don't adjust
26119 input_location for diagnostics, use error_at instead.
26121 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
26123 * config/rs6000/ppc-auxv.h: New file.
26124 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
26125 (cpu_is): Likewise.
26126 (cpu_supports): Likewise.
26127 * config/rs6000/rs6000.c: include "ppc-auxv.h".
26128 (cpu_is_info): New variable.
26129 (cpu_supports_info): Likewise.
26130 (tcb_verification_symbol): Likewise.
26131 (cpu_builtin_p): Likewise.
26132 (cpu_expand_builtin): New function.
26133 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
26134 (rs6000_init_builtins): Likewise.
26135 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
26136 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
26137 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
26138 * configure: Regenerate.
26139 * config.in: Likewise.
26140 * doc/extend.texi (PowerPC Built-in Functions): Document
26141 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
26143 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
26146 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
26148 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
26151 2016-01-20 Richard Henderson <rth@redhat.com>
26157 * tree.c (tm_define_builtin): New.
26158 (find_tm_vector_type): New.
26159 (build_tm_vector_builtins): New.
26160 (build_common_builtin_nodes): Call it.
26162 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
26164 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
26165 (arm_fp_ok): Likewise.
26166 (arm_fp): Likewise.
26167 (arm_crypto): Likewise.
26169 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
26170 Richard Biener <rguenther@suse.de>
26172 PR tree-optimization/69328
26173 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
26174 vectors have same number of elements.
26175 (vectorizable_condition): Fix masked version recognition.
26177 2016-01-20 Richard Biener <rguenther@suse.de>
26179 PR tree-optimization/69345
26180 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
26181 (VN_INFO_PTR_INFO): Likewise.
26182 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
26183 info when it is equal between non-dominating SSA names.
26184 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26185 Make sure to look at original SSA infos.
26187 2016-01-20 Jeff Law <law@redhat.com>
26190 * config/m68k/predicates.md (pow2_m1_operand): New predicate
26192 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
26193 (pc_or_label_operand): New predicate.
26194 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
26195 tests for small integers that are 2^n - 1.
26197 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
26199 * doc/invoke.texi (Options Summary): Add '.' after @xref.
26201 2016-01-19 Jeff Law <law@redhat.com>
26203 PR middle-end/69347
26204 * tree-ssa-threadbackwards.c
26205 (fsm_find_control_statement_thread_paths): Do not try to lookup
26206 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
26208 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
26210 * doc/lto.texi: Remove text that says only Gold has linker plugin
26213 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
26215 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
26216 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
26217 the DIE accordingly.
26218 (modified_type_die): Add REVERSE parameter and pass it recursively,
26219 as well as to base_type_die. Adjust presence check accordingly.
26220 (base_type_for_mode): Adjust call to modified_type_die.
26221 (add_type_attribute): Add REVERSE parameter and pass it to
26223 (generic_parameter_die): Adjust call to add_type_attribute.
26224 (add_scalar_info): Likewise.
26225 (add_subscript_info): Likewise.
26226 (gen_array_type_die): Likewise.
26227 (gen_descr_array_type_die): Likewise.
26228 (gen_entry_point_die): Likewise.
26229 (gen_enumeration_type_die): Likewise.
26230 (gen_formal_parameter_die): Likewise.
26231 (gen_subprogram_die): Likewise.
26232 (gen_variable_die ): Likewise.
26233 (gen_const_die): Likewise.
26234 (gen_field_die): Likewise.
26235 (gen_pointer_type_die): Likewise.
26236 (gen_reference_type_die): Likewise.
26237 (gen_ptr_to_mbr_type_die): Likewise.
26238 (gen_inheritance_die): Likewise.
26239 (gen_subroutine_type_die): Likewise.
26240 (gen_typedef_die): Likewise.
26241 (force_type_die): Adjust call to modified_type_die.
26243 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
26245 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
26246 flow throughout the file. Fix broken link to Objective-C 2.0
26248 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
26251 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26253 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
26255 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26258 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
26259 (maybe_record_node): Record cxa_pure_virtual as the only possible
26260 target if there are not ohter candidates.
26261 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
26263 2016-01-19 Richard Biener <rguenther@suse.de>
26265 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
26266 (get_memory_order): Likewise.
26268 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
26270 * tree-vect-stmts.c (vectorizable_store): Check
26273 2016-01-19 David Malcolm <dmalcolm@redhat.com>
26276 * gcc.c (driver::decode_argv): Add call to
26277 init_opts_obstack before init_options_struct.
26278 * opts.c (init_opts_obstack): Remove idempotency.
26279 (init_options_struct): Replace call to init_opts_obstack
26280 with a gcc_assert to verify that it has already been called.
26281 * toplev.c (toplev::main): Add call to init_opts_obstack before
26282 calls to init_options_struct.
26283 (toplev::finalize): Move cleanup of opts_obstack next to
26284 cleanup of save_decoded_options, clearing the latter, and
26285 save_decoded_options_count.
26287 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26290 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
26291 attribute to unconditional. Remove %? from output template.
26293 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26294 Jiong Wang <jiong.wang@arm.com>
26296 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
26297 generated from different expand order.
26299 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26301 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26302 Add support for CCMP costing.
26304 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26306 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
26307 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
26308 (fccmpe<mode>): Likewise.
26309 (fcmp): Rename to fcmp and globalize pattern.
26311 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
26312 (aarch64_gen_ccmp_next): Add FP support.
26314 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26316 * target.def (gen_ccmp_first): Update documentation.
26317 (gen_ccmp_next): Likewise.
26318 * doc/tm.texi (gen_ccmp_first): Update documentation.
26319 (gen_ccmp_next): Likewise.
26320 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
26321 expand_ccmp_expr_1. Improve comments.
26322 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
26323 (ccmp_ior<mode>): Remove pattern.
26324 (cmp<mode>): Remove expand.
26325 (cmp): Globalize pattern.
26326 (cstorecc4): Use cc_register.
26327 (mov<mode>cc): Remove ccmp_cc_register check.
26328 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
26329 Simplify after removal of CC_DNE/* modes.
26330 (aarch64_ccmp_mode_to_code): Remove.
26331 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
26332 In 'k' case use integer as condition.
26333 (aarch64_nzcv_codes): Remove inverted cases.
26334 (aarch64_code_to_ccmode): Remove.
26335 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
26336 comparison with CC register to be used in folowing CCMP/branch/CSEL.
26337 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
26338 pattern. Return the comparison with CC register. Invert conditions
26339 when bitcode is OR.
26340 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
26341 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
26343 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26345 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26346 instrumented_version.
26348 2016-01-19 Richard Biener <rguenther@suse.de>
26350 PR tree-optimization/69336
26351 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
26352 handled components with get_ref_base_and_extent.
26353 (equal_mem_array_ref_p): Adjust.
26355 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26358 * shrink-wrap.c: Include valtrack.h.
26359 (move_insn_for_shrink_wrap): Add DEBUG argument. If
26360 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
26361 in between insn and where it will be moved to. Call
26362 dead_debug_insert_temp.
26363 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
26364 first and dead_debug_local_finish at the end.
26365 For uses and defs bitmap, handle all regs in between REGNO and
26366 END_REGNO, not just the first one.
26368 2016-01-19 Richard Biener <rguenther@suse.de>
26370 PR tree-optimization/69352
26371 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
26372 (equal_mem_array_ref_p): Constrain size and max size properly.
26373 Compare the reverse flag.
26375 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
26377 * ira.c (ira): Update regstat data if we deleted insns.
26379 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26381 PR rtl-optimization/68955
26382 PR rtl-optimization/64557
26383 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
26384 here. Fix up formatting.
26385 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
26387 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26390 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
26391 assume that the node has body.
26392 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
26395 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26397 * lto-streamer-out.c (lto_output): Do not stream instrumentation
26400 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26402 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
26403 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
26405 2016-01-19 Martin Jambor <mjambor@suse.cz>
26406 Martin Liska <mliska@suse.cz>
26407 Michael Matz <matz@suse.de>
26409 * Makefile.in (OBJS): Add new source files.
26410 (GTFILES): Add hsa.c.
26411 * common.opt (disable_hsa): New variable.
26412 (-Whsa): New warning.
26413 * config.in (ENABLE_HSA): New.
26414 * configure.ac: Treat hsa differently from other accelerators.
26415 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
26416 $enable_offloading.
26417 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
26418 * doc/install.texi (Configuration): Document --with-hsa-runtime,
26419 --with-hsa-runtime-include, --with-hsa-runtime-lib and
26420 --with-hsa-kmt-lib.
26421 * doc/invoke.texi (-Whsa): Document.
26422 (hsa-gen-debug-stores): Likewise.
26423 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
26424 to invoke offload compiler for hsa acclerator.
26425 * opts.c (common_handle_option): Determine whether HSA offloading
26426 should be performed.
26427 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
26428 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
26429 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
26430 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
26431 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
26432 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
26433 GF_OMP_FOR_KIND_GRID_LOOP.
26434 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
26435 (pp_gimple_stmt_1): Likewise.
26436 * gimple-walk.c (walk_gimple_stmt): Likewise.
26437 * gimple.c (gimple_build_omp_grid_body): New function.
26438 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
26439 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
26440 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
26441 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
26442 GF_OMP_TEAMS_GRID_PHONY.
26443 (gimple_statement_omp_single_layout): Updated comments.
26444 (gimple_build_omp_grid_body): New function.
26445 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
26446 (gimple_omp_for_grid_phony): New function.
26447 (gimple_omp_for_set_grid_phony): Likewise.
26448 (gimple_omp_parallel_grid_phony): Likewise.
26449 (gimple_omp_parallel_set_grid_phony): Likewise.
26450 (gimple_omp_teams_grid_phony): Likewise.
26451 (gimple_omp_teams_set_grid_phony): Likewise.
26452 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
26453 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
26454 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
26455 (BUILT_IN_GOMP_TARGET): Updated type.
26456 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
26457 (adjust_for_condition): New function.
26458 (get_omp_for_step_from_incr): Likewise.
26459 (extract_omp_for_data): Moved parts to adjust_for_condition and
26460 get_omp_for_step_from_incr.
26461 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
26462 (fixup_child_record_type): Bail out if receiver_decl is NULL.
26463 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
26464 (scan_omp_parallel): Do not create child functions for phony
26466 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
26467 (scan_omp_1_op): Checking assert we are not remapping to
26468 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
26469 (parallel_needs_hsa_kernel_p): New function.
26470 (expand_parallel_call): Register apprpriate parallel child
26471 functions as HSA kernels.
26472 (grid_launch_attributes_trees): New type.
26473 (grid_attr_trees): New variable.
26474 (grid_create_kernel_launch_attr_types): New function.
26475 (grid_insert_store_range_dim): Likewise.
26476 (grid_get_kernel_launch_attributes): Likewise.
26477 (get_target_argument_identifier_1): Likewise.
26478 (get_target_argument_identifier): Likewise.
26479 (get_target_argument_value): Likewise.
26480 (push_target_argument_according_to_value): Likewise.
26481 (get_target_arguments): Likewise.
26482 (expand_omp_target): Call get_target_arguments instead of looking
26483 up for teams and thread limit.
26484 (grid_expand_omp_for_loop): New function.
26485 (grid_arg_decl_map): New type.
26486 (grid_remap_kernel_arg_accesses): New function.
26487 (grid_expand_target_kernel_body): New function.
26488 (expand_omp): Call it.
26489 (lower_omp_for): Do not emit phony constructs.
26490 (lower_omp_taskreg): Do not emit phony constructs but create for them
26491 a temporary variable receiver_decl.
26492 (lower_omp_taskreg): Do not emit phony constructs.
26493 (lower_omp_teams): Likewise.
26494 (lower_omp_grid_body): New function.
26495 (lower_omp_1): Call it.
26496 (grid_reg_assignment_to_local_var_p): New function.
26497 (grid_seq_only_contains_local_assignments): Likewise.
26498 (grid_find_single_omp_among_assignments_1): Likewise.
26499 (grid_find_single_omp_among_assignments): Likewise.
26500 (grid_find_ungridifiable_statement): Likewise.
26501 (grid_target_follows_gridifiable_pattern): Likewise.
26502 (grid_remap_prebody_decls): Likewise.
26503 (grid_copy_leading_local_assignments): Likewise.
26504 (grid_process_kernel_body_copy): Likewise.
26505 (grid_attempt_target_gridification): Likewise.
26506 (grid_gridify_all_targets_stmt): Likewise.
26507 (grid_gridify_all_targets): Likewise.
26508 (execute_lower_omp): Call grid_gridify_all_targets.
26509 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26510 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26511 (tree_omp_clause): Added union field dimension.
26512 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26513 * tree.c (omp_clause_num_ops): Added number of arguments of
26514 OMP_CLAUSE__GRIDDIM_.
26515 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26516 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26517 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26518 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26519 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26520 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26521 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26522 * tree-pass.h (make_pass_gen_hsail): Declare.
26523 (make_pass_ipa_hsa): Likewise.
26524 * ipa-hsa.c: New file.
26525 * lto-section-in.c (lto_section_name): Add hsa section name.
26526 * lto-streamer.h (lto_section_type): Add hsa section.
26527 * timevar.def (TV_IPA_HSA): New.
26528 * hsa-brig-format.h: New file.
26529 * hsa-brig.c: New file.
26530 * hsa-dump.c: Likewise.
26531 * hsa-gen.c: Likewise.
26534 * toplev.c (compile_file): Call hsa_output_brig.
26535 * hsa-regalloc.c: New file.
26537 2016-01-18 Jeff Law <law@redhat.com>
26539 PR tree-optimization/69320
26540 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26541 ranged object, do nothing if the RHS constant is not [0..1].
26542 (optimize_stmt): Comparing a boolean ranged object against a
26543 constant outside [0..1] results in a compile-time constant.
26545 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26548 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26550 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26551 (Option Summary): Update to reflect new section and moved options.
26552 (C++ Dialect Options): Move -fstats to new section.
26553 (Debugging Options): Move all dump, statistics, and other GCC
26554 developer options to new section. Rewrite section introduction
26555 and re-order remaining options to put the more basic ones first.
26556 (Optimization Options): Move -fira-verbose and -flto-report* to
26558 (Developer Options): New section incorporating moved options.
26559 * doc/cppopts.texi (-dM): Update cross-reference.
26561 2016-01-18 Richard Henderson <rth@redhat.com>
26564 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26565 operands to pseudo only if CSE is expected. Split long immediate
26566 operands only after reload, and for the stack pointer.
26567 (*add<GPI>3_pluslong): Remove.
26568 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26569 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26570 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26571 (*add<GPI>3 peepholes): New.
26572 (*add<GPI>3 splitters): New.
26573 * config/aarch64/constraints.md (Upl): New.
26574 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26576 2016-01-18 Richard Biener <rguenther@suse.de>
26578 PR tree-optimization/69297
26579 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26581 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26583 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26585 PR middle-end/68542
26586 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26587 of mixind vector and scalar types.
26588 (fold_relational_const): Add handling of vector
26589 comparison with boolean result.
26590 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26591 comparison of vector operands with boolean result for EQ/NE only.
26592 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26593 (verify_gimple_cond): Likewise.
26594 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26597 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26599 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26602 2016-01-18 Richard Biener <rguenther@suse.de>
26604 PR middle-end/69308
26605 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26607 2016-01-18 Tom de Vries <tom@codesourcery.com>
26609 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26611 2016-01-18 Tom de Vries <tom@codesourcery.com>
26613 * omp-low.c (set_oacc_fn_attrib): Make extern.
26614 * omp-low.h (set_oacc_fn_attrib): Declare.
26615 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26616 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26617 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26618 Add and handle function parameter oacc_kernels_p.
26619 (find_reduc_addr, get_omp_data_i_param): New function.
26620 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26621 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26622 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26623 Calculate dominance info. Skip loops that are not in a kernels region
26624 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26625 (pass_parallelize_loops::execute): Call parallelize_loops with
26626 oacc_kernels_p argument.
26627 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26628 New member function.
26629 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26630 * passes.def: Add argument to pass_parallelize_loops instantation.
26632 2016-01-18 Tom de Vries <tom@codesourcery.com>
26634 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26635 pass_parallelize_loops to be run outside the loop pipeline.
26637 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26639 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26640 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26642 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26645 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26646 using get_ref_base_and_extent.
26647 (equal_mem_array_ref_p): New.
26648 (hashable_expr_equal_p): Add call to previous.
26650 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26653 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26654 (sra_initialize): Allocate disqualified_constants.
26655 (sra_deinitialize): Free disqualified_constants.
26656 (disqualify_candidate): Update disqualified_constants when appropriate.
26657 (create_access): Scan for constant-pool entries as we go along.
26658 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26659 (maybe_add_sra_candidate): Allow constant-pool entries.
26660 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26661 (initialize_constant_pool_replacements): New.
26662 (sra_modify_assign): Avoid mangling assignments created by previous,
26663 and don't generate writes into constant pool.
26664 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26666 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26668 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26669 andnot instruction.
26670 (scalar_chain::convert_op): Likewise.
26671 * config/i386/i386.md (*andndi3_doubleword): New.
26673 2016-01-18 Richard Biener <rguenther@suse.de>
26675 PR tree-optimization/69170
26676 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26677 building a vector from scalar results of a pattern stmt.
26679 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26681 * haifa-sched.c (autopref_multipass_init): Work around
26682 -Wmaybe-uninitialized warning.
26684 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26686 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26687 against the constant 0.
26689 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26691 PR tree-optimization/68799
26692 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26693 look up phi candidates in the statement-candidate map.
26694 (phi_add_costs): Likewise.
26695 (record_phi_increments): Likewise.
26696 (phi_incr_cost): Likewise.
26697 (ncd_with_phi): Likewise.
26698 (all_phi_incrs_profitable): Likewise.
26700 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26702 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26703 -Wmaybe-uninitialized warning.
26705 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26707 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26708 (Option Summary): Update to reflect new section and moved options.
26709 (C++ Dialect Options): Move -fvtable-verify and related options.
26710 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26711 and profiling-related options.
26712 (Optimization Options): Move profile generation options and
26713 -fstack-protector and related options.
26714 (Instrumentation Options): New section incorporating moved options.
26715 (Code Generation Options): Move -finstrument-functions and
26716 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26718 2016-01-16 Tom de Vries <tom@codesourcery.com>
26720 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26722 2016-01-16 Tom de Vries <tom@codesourcery.com>
26724 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26726 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26728 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26729 that checks whether the table is already empty. Rename the
26730 original implementation to...
26731 (hash_table::empty_slot): ...this new private function.
26733 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26735 PR diagnostic/68899
26736 * diagnostic-show-locus.c (layout::print_source_line): Move x
26737 offset of line until after call to
26738 get_line_width_without_trailing_whitespace.
26740 2016-01-15 Jeff Law <law@redhat.com>
26742 PR tree-optimization/69270
26743 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26744 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26745 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26746 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26747 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26748 ssa_name_has_boolean_range and constant_boolean_node.
26750 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26752 PR rtl-optimization/69030
26753 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26755 (spill_pseudos): Delete debug insn for dead pseudo.
26756 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26758 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26760 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26762 (TYPES_UNOPUS): Likewise.
26763 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26764 builtin type, from UNOP to UNOPUS.
26765 (lbtruncuv4sf): Likewise.
26766 (lbtruncuv2df): Likewise.
26767 (lrounduv2sf): Likewise.
26768 (lrounduv4sf): Likewise.
26769 (lrounduv2df): Likewise.
26770 (lroundusf): Likewise.
26771 (lroundusf): Likewise.
26772 (lceiluv2sf): Likewise.
26773 (lceiluv4sf): Likewise.
26774 (lceiluv2df): Likewise.
26775 (lceilusf): Likewise.
26776 (lceiludf): Likewise.
26777 (lflooruv2sf): Likewise.
26778 (lflooruv4sf): Likewise.
26779 (lflooruv2df): Likewise.
26780 (lfloorusf): Likewise.
26781 (lfloorudf): Likewise.
26782 (lfrintnuv2sf): Likewise.
26783 (lfrintnuv4sf): Likewise.
26784 (lfrintnuv2df): Likewise.
26785 (lfrintnusf): Likewise.
26786 (lfrintnudf): Likewise.
26787 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26789 (vcvtq_u32_f32): Likewise.
26790 (vcvtq_u64_f64): Likewise.
26791 (vcvta_u32_f32): Likewise.
26792 (vcvtaq_u32_f32): Likewise.
26793 (vcvtaq_u64_f64): Likewise.
26794 (vcvtm_u32_f32): Likewise.
26795 (vcvtmq_u32_f32): Likewise.
26796 (vcvtmq_u64_f64): Likewise.
26797 (vcvtn_u32_f32): Likwise.
26798 (vcvtnq_u32_f32): Likewise.
26799 (vcvtnq_u64_f64): Likewise.
26800 (vcvtp_u32_f32): Likewise.
26801 (vcvtpq_u32_f32): Likewise.
26802 (vcvtpq_u64_f64): Likewise.
26803 (vcvtmd_u64_f64): Likewise.
26804 (vcvtms_u32_f32): Likewise.
26805 (vcvtad_u64_f64): Likewise.
26806 (vcvtas_u32_f32): Likewise.
26807 (vcvtnd_u64_f64): Likewise.
26808 (vcvtns_u32_f32): Likewise.
26809 (vcvtpd_u64_f64): Likewise.
26810 (vcvtps_u32_f32): Likewise.
26812 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26814 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26815 CSEL of zero_extended registers.
26817 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26819 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26820 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26822 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26824 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26825 false when argument string is not found in the attributes table
26828 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26831 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26832 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26833 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26834 precision estimate.
26836 2016-01-15 Richard Biener <rguenther@suse.de>
26838 PR tree-optimization/66856
26839 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26840 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26841 (vect_create_new_slp_node): Increment stmt reference count.
26842 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26843 an SLP tree before swapping operands.
26844 (vect_build_slp_tree): Likewise.
26845 (destroy_bb_vec_info): Free stmt info after SLP instances.
26846 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26847 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26848 (STMT_VINFO_NUM_SLP_USES): New macro.
26850 2016-01-15 Richard Biener <rguenther@suse.de>
26853 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26854 (add_linkage_name): ... here.
26855 (gen_typedef_die): Use add_linkage_name_raw instead of
26856 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26859 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26861 * gimplify.c (oacc_default_clause): Decode reference and pointer
26862 types for both kernels and parallel regions.
26864 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26866 PR middle-end/69246
26867 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26869 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26871 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26872 (convert_scalars_to_vector): Likewise.
26874 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26876 * doc/extend.texi (Type Traits): Fix grammar.
26878 2016-01-15 Martin Jambor <mjambor@suse.cz>
26880 * tree-inline.c (remap_decl): Use existing dclarations if
26881 remapping a type and prevent_decl_creation_for_types.
26882 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26883 decls first. Do real remapping with
26884 prevent_decl_creation_for_types set.
26885 * tree-inline.h (copy_body_data): New field
26886 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26889 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26891 * config/s390/s390.opt (mmvcle): More verbose help text.
26893 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26895 * config/s390/s390.opt: Add period to -mzvector option text.
26897 2016-01-15 Richard Biener <rguenther@suse.de>
26899 PR tree-optimization/68961
26900 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26901 of invariants in stores again.
26903 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26905 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26907 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26909 * config/i386/i386.c (ix86_expand_branch): Don't split
26910 DI mode xor instruction to SI mode.
26912 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26915 * ipa-icf.c (sem_function::merge): Virtual functions may become
26916 reachable even if they address is not taken and there are no
26919 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26921 * lto-streamer-out.c (subtract_estimated_size): New function.
26922 (get_symbol_initial_value): Use it.
26924 2016-01-15 Christian Bruel <christian.bruel@st.com>
26927 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26928 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26929 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26930 use add_builtin_function_ext_scope instead of add_builtin_function.
26931 (neon_set_p, neon_crypto_set_p): Remove.
26932 (arm_init_builtins): Always call arm_init_neon_builtins and
26933 arm_init_crypto_builtins.
26934 (arm_expand_builtin): Check that builtins are allowed for the arch.
26935 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26936 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26937 arm_init_neon_builtins call.
26939 2016-01-15 Richard Biener <rguenther@suse.de>
26941 PR tree-optimization/69117
26942 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26943 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26944 of the leader conservatively.
26945 (free_scc_vn): Restore original SSA name infos.
26947 2016-01-14 Jeff Law <law@redhat.com>
26949 PR tree-optimization/69270
26950 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26951 single bit of precision, verify it's also unsigned.
26952 (record_edge_info): Use constant_boolean_node rather than fold_convert
26953 to convert boolean_true/boolean_false to the right type.
26955 2016-01-14 Richard Henderson <rth@redhat.com>
26958 * loop-doloop.c (record_reg_sets): New.
26959 (doloop_optimize): Reject the transform if the sequence
26960 clobbers registers live at the end of the loop block.
26961 (doloop_optimize_loops): Enable df_live if needed.
26963 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26965 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26966 * config/rs6000/rs6000.c: Likewise.
26967 * config/rs6000/rs6000.h: Likewise.
26968 * config/rs6000/rs6000.md: Likewise.
26969 * doc/extend.texi: Likewsie.
26971 2016-01-14 Jeff Law <law@redhat.com>
26973 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26976 2016-01-14 Richard Henderson <rth@redhat.com>
26980 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26981 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26982 instead of builtin_decl_declared_p to test for declaration.
26984 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26986 * doc/loop.texi (Loop Analysis and Representation): Document
26987 loop_depth function.
26989 2016-01-14 Tom de Vries <tom@codesourcery.com>
26991 PR tree-optimization/68773
26992 * omp-low.c (expand_omp_target): Don't set force_output.
26993 * varpool.c (varpool_node::get_create): Same.
26994 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26995 offload_funcs with force_output.
26997 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27000 * lra-eliminations.c (move_plus_up): Don't change anything if either
27001 the outer or inner subreg mode is not MODE_INT.
27002 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
27003 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
27005 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27007 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
27008 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
27009 reduc_uplus_@var{m}): Remove.
27010 * expr.c (expand_expr_real_2): Remove expansion path for
27011 reduc_[us](min|max|plus) optabs.
27012 * optabs-tree.c (scalar_reduc_to_vector): Remove.
27013 * optabs-tree.h (scalar_reduc_to_vector): Remove.
27014 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
27015 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
27016 * tree-vect-loop.c (vectorizable_reduction): Remove test for
27017 reduc_[us](min|max|plus) optabs.
27019 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27021 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
27022 (reduc_plus_scal_v2sf): New.
27023 (reduc_smax_v2sf): Rename to...
27024 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
27025 (reduc_smin_v2sf): Rename to...
27026 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
27028 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
27030 * alias.c (compare_base_symbol_refs): New function.
27031 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
27034 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27036 PR middle-end/68146
27037 PR tree-optimization/69155
27038 * tree-complex.c: Include cfganal.h.
27039 (phis_to_revisit): New variable.
27040 (extract_component): Add phiarg_p argument. Assert that returned
27041 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
27042 (update_phi_components): Partly rewrite to use loop over real/imag
27043 components instead of code duplication. If extract_component returns
27044 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
27045 create_tmp_reg into the PHI node instead, and mention the phi triplet
27046 in phis_to_revisit.
27047 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
27048 in phis_to_revisit at the end.
27050 2016-01-14 Richard Biener <rguenther@suse.de>
27052 PR tree-optimization/68060
27053 * tree-vect-loop.c (vect_is_simple_reduction): Check the
27054 outer loop reduction is only used in the inner loop before
27055 detecting a double reduction.
27057 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27060 * combine.c (expand_field_assignment): Punt if compute_mode is
27061 unsupported scalar mode.
27063 2016-01-14 Richard Biener <rguenther@suse.de>
27065 PR tree-optimization/66856
27066 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
27067 SLP node only if it built successfully.
27068 (vect_analyze_slp_instance): Adjust.
27070 2016-01-14 Jeff Law <law@redhat.com>
27072 PR tree-optimization/69270
27073 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
27074 (record_edge_info): Use it. Convert boolean_{true,false}_node
27075 to the type of op0.
27077 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
27080 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
27081 use block_ultimate_origin
27082 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
27084 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27086 * doc/invoke.texi (Submodel Options): Rename section to
27087 "Machine-Dependent Options" to better reflect its content.
27088 Rewrite introductory text to remove archaic CPU names.
27091 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27093 * doc/invoke.texi (Code Gen Options): Move section up in file,
27094 before target-specific options. Update menu and option summary
27095 to reflect the new section ordering.
27097 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27099 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
27100 (C++ Dialect Options): Add cross-reference to -std option.
27101 * doc/standards.texi (C++ Language): Document C++14 support.
27103 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
27105 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
27106 for pack/unpack functions for __ibm128.
27107 (PACK_IF): Likewise.
27108 (UNPACK_IF): Likewise.
27110 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
27111 support for __ibm128 pack/unpack functions.
27112 (rs6000_invalid_builtin): Likewise.
27113 (rs6000_init_builtins): Likewise.
27114 (rs6000_opt_masks): Likewise.
27116 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
27117 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
27119 (RS6000_BTM_COMMON): Likewise.
27121 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
27122 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
27123 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
27124 128-bit floating point. Add support for the double values to be
27125 in Altivec registers for TF/IF packing and unpacking, but restrict
27126 TD packing sub-fields to be FPR registers. Don't allow overlapped
27127 register support for packing. Allow pack inputs to be memory
27128 locations. Don't build generator functions for unpack<mode>_dm
27129 and unpack<mode>_nodm.
27130 (unpack<mode>_dm): Likewise.
27131 (unpack<mode>_nodm): Likewise.
27132 (pack<mode>): Likewise.
27134 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
27135 built-in functions to pack/unpack explicit __ibm128 values.
27136 (__builtin_unpack_ibm128): Likewise.
27138 * doc/extend.texi (PowerPC Built-in Functions): Document
27139 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
27141 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
27144 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
27145 Add new arg loc and pass it down as context.
27146 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
27147 to the location to use for the warning.
27148 (check_function_arguments): New arg loc. All callers changed. Pass
27149 it to check_function_nonnull.
27150 * c-common.h (check_function_arguments): Adjust declaration.
27152 2016-01-13 Jakub Jelinek <jakub@redhat.com>
27154 PR tree-optimization/69156
27155 * gimple.c (validate_type): Removed.
27156 (gimple_builtin_call_types_compatible_p): Use
27157 useless_type_conversion_p instead of validate_type.
27158 * value-prof.c (gimple_stringop_fixed_value): Fold
27159 icall_size to correct type.
27161 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27163 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
27166 2016-01-13 Richard Henderson <rth@redhat.com>
27169 * target.def (builtin_tm_load, builtin_tm_store): Remove.
27170 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
27171 (ix86_builtin_tm_store): Remove.
27172 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27173 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27174 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27175 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27176 * doc/tm.texi: Rebuild.
27178 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
27179 (BUILT_IN_TM_MEMCPY_RTWN): New.
27180 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
27181 fallback from vector to integer helpers.
27182 (build_tm_load): Handle vector types directly, instead of
27184 (build_tm_store): Likewise.
27185 (expand_assign_tm): Prepare for register types not handled by
27186 the above. Copy them to memory and use memcpy.
27187 * tree.c (tm_define_builtin): New.
27188 (find_tm_vector_type): New.
27189 (build_tm_vector_builtins): New.
27190 (build_common_builtin_nodes): Call it.
27192 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
27194 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
27195 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
27197 2016-01-13 Tom de Vries <tom@codesourcery.com>
27199 PR tree-optimization/69169
27200 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
27201 handled_struct_type param.
27202 (create_variable_info_for, intra_create_variable_infos): Call
27203 create_variable_info_for_1 with extra arg.
27205 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
27207 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
27208 and "armv8.1-a+crc" entries.
27210 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
27213 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
27214 Change first operand predicate from register_or_constm1_operand
27215 to register_operand.
27216 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
27217 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
27218 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
27219 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
27220 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
27221 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
27222 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
27223 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
27224 comparison with constm1_rtx from vec_prefetch_gen part.
27226 2016-01-13 Richard Biener <rguenther@suse.de>
27228 PR tree-optimization/69013
27229 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
27230 Exchange assert for a test.
27232 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27235 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
27237 2016-01-13 Richard Biener <rguenther@suse.de>
27239 PR tree-optimization/69242
27240 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
27241 assert with a check.
27243 2016-01-13 Richard Biener <rguenther@suse.de>
27245 PR tree-optimization/69186
27246 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
27247 Properly guard vect_update_misalignment_for_peel call.
27249 2016-01-12 Jeff Law <law@redhat.com>
27251 PR tree-optimization/pr67755
27252 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
27253 "need_profile_correction".
27254 (thread_block_1): Initialize new field to false by default. If we
27255 have multiple thread paths through a common joiner to different
27256 final targets, then set new field to true.
27257 (compute_path_counts): Only do count adjustment when it's really
27260 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27262 * doc/invoke.texi (Spec Files): Move section down in file, past
27263 all command-line option descriptions.
27265 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27267 PR middle-end/54809
27268 * doc/gty.texi: Remove documentation of mark_hook.
27269 * gengtype.c (struct write_types_data): Remove code to support
27270 mark_hook attribute.
27271 (walk_type): Likewise.
27272 (write_func_for_structure): Likewise.
27274 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27276 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
27277 Directory Options, and -specs= to Overall Options.
27278 (Overall Options): Adjust similarly. Reorder to group related
27279 options together. Make -specs= cross-reference the spec file details.
27280 (Directory Options): Adjust similarly.
27282 2016-01-12 Jeff Law <law@redhat.com>
27284 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
27286 2016-01-12 Olivier Hainque <hainque@adacore.com>
27288 * gcc.c (spec_undefvar_allowed): New global.
27289 (process_command): Set to true when running for --version or --help,
27291 (getenv_spec_function): When the variable is not defined, use the
27292 variable name as the variable value if we're allowed not to issue
27295 2016-01-12 Bin Cheng <bin.cheng@arm.com>
27297 PR tree-optimization/68911
27298 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
27299 information computed for expression "init + nit * step".
27301 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27303 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
27304 about name of GCC executable. Remove deleted node from menu.
27305 (Directory Options) <-B>: Remove cross-reference to deleted node.
27306 (Target Options): Delete section.
27308 2016-01-12 Christian Bruel <christian.bruel@st.com>
27311 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
27312 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
27314 2016-01-12 Jakub Jelinek <jakub@redhat.com>
27317 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
27318 aligned_mem is properly set for AVX512-VL floating point masked
27322 * ifcvt.c (cond_exec_process_if_block): When removing the last
27323 insn from then_bb, remove also any possible barriers that follow it.
27325 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
27329 * config/i386/iamcu.h (SIZE_TYPE): New macro.
27330 (PTRDIFF_TYPE): Likewise.
27331 (WCHAR_TYPE): Likewise.
27332 (WCHAR_TYPE_SIZE): Likewise.
27333 (STDINT_LONG32): Likewise.
27335 2016-01-12 Richard Biener <rguenther@suse.de>
27337 PR tree-optimization/69053
27338 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
27339 convert initial value for cond reductions.
27341 2016-01-12 Richard Biener <rguenther@suse.de>
27343 PR tree-optimization/69007
27344 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
27345 widen_sum after dot_prod and sad.
27347 2016-01-12 Richard Biener <rguenther@suse.de>
27349 PR tree-optimization/69168
27350 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
27351 pattern stmt SLP type.
27352 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
27353 end up unused so cope with that case.
27355 2016-01-12 Richard Biener <rguenther@suse.de>
27357 PR tree-optimization/69157
27358 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
27359 stmts def type only during analyze phase.
27360 (vectorizable_call): Likewise.
27361 (vectorizable_simd_clone_call): Likewise.
27362 (vectorizable_conversion): Likewise.
27363 (vectorizable_assignment): Likewise.
27364 (vectorizable_shift): Likewise.
27365 (vectorizable_operation): Likewise.
27366 (vectorizable_store): Likewise.
27367 (vectorizable_load): Likewise.
27369 2016-01-12 Richard Biener <rguenther@suse.de>
27371 PR tree-optimization/69174
27372 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
27374 (vectorizable_load): Properly compute the number of loads needed
27375 for permuted strided SLP loads and do not spuriously assign
27376 to SLP_TREE_VEC_STMTS.
27378 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
27380 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
27381 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
27382 (MD_EXEC_PREFIX): Remove.
27383 (MD_STARTFILE_PREFIX) Removee.
27384 (FILE_NAME_ABSOLUTE_P): Remove.
27385 (CPP_SPEC): Do not read macros from sys/version.h.
27386 (LINK_COMMAND_SPEC): Remove.
27387 (LOCAL_INCLUDE_DIR): Remove.
27388 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
27389 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
27390 (POST_LINK_SPEC): Define to invoke stubify after linker
27391 (LIBSTDCXX): Remove define
27392 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
27393 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
27394 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
27395 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
27396 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
27397 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
27398 (i386_djgpp_asm_named_section): Add propotype of new procedure
27400 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
27401 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
27402 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
27403 in config/i386/djgpp.h).
27404 (STANDARD_STARTFILE_PREFIX_2): Define identical to
27405 STANDARD_STARTFILE_PREFIX_1.
27406 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
27407 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
27408 installation errors.
27409 (MAX_OFILE_ALIGNMENT): Define to 128.
27410 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
27412 * config/i386/djgpp.c: New file. Add implementation of
27413 i386_djgpp_asm_named_section.
27415 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
27417 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
27418 Add rule for building djgpp.o.
27420 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27422 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
27423 (rtx_is_swappable_p): Reductions are swappable.
27424 (insn_is_swappable_p): V2DF reductions are swappable.
27426 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
27428 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
27429 reloads for other unsupported memory operands.
27431 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27432 Jim Wilson <jim.wilson@linaro.org>
27435 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
27436 copy_to_mode_reg instead of force_reg.
27438 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27441 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
27442 TARGET_80387 is true.
27444 2016-01-11 Jakub Jelinek <jakub@redhat.com>
27447 * lra-eliminations.c (move_plus_up): Only move plus up
27448 if subreg of the constant can be simplified into constant
27449 and use the simplified subreg of the constant instead of
27450 the original constant.
27452 * fold-const.c (fold_convertible_p): Don't return true
27453 for conversion of VECTOR_TYPE to same sized integral type.
27454 (fold_convert_loc): Fix up formatting. Fold conversion of
27455 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
27456 instead of NOP_EXPR.
27458 PR tree-optimization/69214
27459 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
27460 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
27463 PR tree-optimization/69207
27464 * tree-vect-slp.c (vect_get_constant_vectors): For
27465 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
27466 fold_convertible_p to vector_type's element type, and always
27467 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
27469 2016-01-11 Richard Biener <rguenther@suse.de>
27471 PR tree-optimization/69173
27472 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
27473 fixup the cycle if all stmts are in a pattern.
27475 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27477 PR middle-end/68999
27478 * alias.c (base_alias_check): Move check for addresses with
27479 alignment ANDs before the call for compare_base_decls.
27480 (memrefs_conflict_p): Return -1 for different decls
27481 that went through alignment adjustments.
27483 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27485 PR rtl-optimization/68796
27486 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27487 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27488 and QImode comparisons against zero with CC_NZmode.
27489 * config/aarch64/iterators.md (short_mask): New mode_attr.
27491 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27493 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27494 (<avx512>_store<mode>_mask): Likewise.
27496 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27497 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27499 PR rtl-optimization/68841
27500 * ifcvt.c (struct noce_if_info): Add orig_x field.
27501 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27502 Don't record conflicts on to_rename if it's present.
27503 Allow memory destinations in sets.
27504 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27505 blocks, passing orig_x to the checks.
27506 (noce_process_if_block): Set if_info->orig_x appropriately.
27508 2016-01-11 Tom de Vries <tom@codesourcery.com>
27510 PR tree-optimization/69069
27511 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27513 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27515 PR rtl-optimization/68920
27516 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27517 of conditional moves for RTL if-conversion to 1 for
27518 TARGET_ONE_IF_CONV_INSN.
27519 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27520 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27521 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27522 parameter to restirct number of conditional moves for
27524 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27525 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27528 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27531 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27532 onepart vars. Fix typo in comment. Fix reversed condition in
27534 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27537 * var-tracking.c (dump_onepart_variable_differences): New.
27538 (dataflow_set_different): If a detailed dump is requested,
27539 delay early returns and dump differences between onepart
27540 variables present before and after, and added variables.
27542 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27545 * expr.c (expand_expr_real_1): For boolean vector constants
27546 with a scalar mode use const_scalar_mask_from_tree.
27547 (const_scalar_mask_from_tree): New.
27548 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27549 assigned to a mask type to handle constants.
27551 2016-01-11 Martin Jambor <mjambor@suse.cz>
27554 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27555 useless parameters if we cannot change function signature.
27557 2016-01-11 Martin Jambor <mjambor@suse.cz>
27560 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27563 2016-01-11 Tom de Vries <tom@codesourcery.com>
27565 PR tree-optimization/69109
27566 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27569 2016-01-11 Tom de Vries <tom@codesourcery.com>
27571 PR tree-optimization/69108
27572 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27573 res is not used in a phi.
27575 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27578 * common.opt (frandom-seed): Fix parameter name.
27579 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27581 2016-01-11 Tom de Vries <tom@codesourcery.com>
27583 PR tree-optimization/69058
27584 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27587 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27589 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27590 (mcode-density): Likewise.
27592 2016-01-10 Tom de Vries <tom@codesourcery.com>
27594 PR tree-optimization/69062
27595 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27596 (parallelize_loops): Don't paralelize loop that has phi with address
27599 2016-01-10 Tom de Vries <tom@codesourcery.com>
27601 PR tree-optimization/69039
27602 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27605 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27607 PR middle-end/68743
27608 * match.pd: Require target has function_c99_misc before doing
27609 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27611 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27613 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27615 * configure: Regenerate.
27617 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27619 PR middle-end/50865
27620 PR tree-optimization/69097
27621 * fold-const.h (expr_not_equal_to): New prototype.
27622 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27623 (expr_not_equal_to): New function.
27624 * match.pd (X % -Y is the same as X % Y): Don't optimize
27625 unless X is known not to be equal to minimum or Y is known
27626 not to be equal to -1.
27627 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27628 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27629 (simplify_stmt_using_ranges): Adjust caller.
27630 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27631 substitute_and_fold.
27633 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27635 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27638 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27640 PR tree-optimization/69167
27641 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27642 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27644 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27646 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27647 Richard Biener <rguenther@suse.de>
27649 PR tree-optimization/68707
27650 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27651 instances that can be handled via vect_load_lanes.
27653 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27655 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27656 if we can't determine address equivalence.
27657 * alias.c (compare_base_decl): Update for changed return value of
27658 symtab_node::equal_address_to.
27660 2016-01-08 Jason Merrill <jason@redhat.com>
27664 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27665 * expr.c (store_field): Not here.
27666 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27667 call with TREE_ADDRESSABLE type.
27668 * tree-cfg.c (verify_gimple_call): Adjust.
27670 2016-01-08 Olivier Hainque <hainque@adacore.com>
27672 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27675 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27677 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27678 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27679 (reduc_smin_v2sf): Rename to...
27680 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27681 (reduc_splus_v2sf): Rename to...
27682 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27684 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27686 PR tree-optimization/69162
27687 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27688 valist argument in another argument.
27689 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27690 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27691 to determine the va_list type, build a MEM_REF instead of
27692 build_fold_indirect_ref.
27694 PR tree-optimization/69172
27695 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27698 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27700 PR tree-optimization/67781
27701 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27702 and cmpnop in two steps: first the ones not accessed in original
27703 gimple expression in a endian independent way and then the ones not
27704 accessed in the final result in an endian-specific way.
27706 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27708 PR tree-optimization/69083
27709 * tree-vect-slp.c (vect_get_constant_vectors): For
27710 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27711 element type. If op is fold_convertible_p to vector_type's element
27712 type, use NOP_EXPR instead of VCE.
27714 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27716 PR rtl-optimization/67778
27717 PR rtl-optimization/68634
27718 PR rtl-optimization/68909
27719 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27720 block from the stack until done with it. Remove a superfluous
27721 bitmap set. Remove a superfluous bitmap test.
27723 2016-01-07 Martin Sebor <msebor@redhat.com>
27726 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27727 constraint on the type of arguments.
27729 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27731 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27732 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27733 unaligned_access on the gcc_options set.
27734 * config/arm/arm.c (arm_option_override_internal): Use
27735 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27737 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27740 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27741 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27743 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27746 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27749 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27750 depending on frame_pointer_needed before remaining integer and SSE
27751 registers are saved.
27753 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27756 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27758 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27761 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27762 Use the "xBm" constraint.
27763 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27765 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27766 (sse_cvtsi2ssq<round_name>): Likewise.
27767 (sse_cvtss2si<round_name>): Likewise.
27768 (sse_cvtss2siq<round_name>): Likewise.
27769 (sse2_cvtsi2sdq<round_name>): Likewise.
27770 (sse2_cvtsd2si<round_name>): Likewise.
27771 (sse2_cvtsd2siq<round_name>): Likewise.
27772 * config/i386/subst.md (round_nimm_scalar_predicate): New
27775 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27777 PR middle-end/67639
27778 * varasm.c (make_decl_rtl): Mark invalid register vars as
27781 PR rtl-optimization/66206
27782 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27783 All callers changed.
27785 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27787 PR tree-optimization/69141
27788 * tree-ssa-pre.c: Include langhooks.h.
27789 (eliminate_dom_walker::before_dom_children): Use
27790 lang_hooks.decl_printable_name instead of
27791 cgraph_node::get ()->name ().
27793 PR middle-end/68960
27794 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27795 it and DECL_ALIGN too.
27797 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27799 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27801 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27804 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27805 depending on frame_pointer_needed before remaining integer and SSE
27806 registers are saved.
27808 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27810 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27811 mode iterator with VSX_M2.
27812 (*p9_vecstore_<mode>): Likewise.
27813 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27814 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27815 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27816 (define_split for VSX_LE128 stores): Likewise.
27817 (define_peephole2 for TImode LE swaps): Likewise.
27818 (define_split for VSX_LE128 post-reload stores): Likewise.
27820 2016-01-06 Marek Polacek <polacek@redhat.com>
27823 * convert.c (convert_to_integer_1): Adjust call to
27824 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27825 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27826 EXPR instead of ARG.
27827 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27829 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27832 * doc/extend.texi (RL78 Variable Attributes): New section.
27834 2016-01-05 Marek Polacek <polacek@redhat.com>
27837 * builtins.c (get_memmodel): Use expansion point location rather than
27838 the input location. Call warning_at rather than warning.
27839 (expand_builtin_atomic_compare_exchange): Likewise.
27840 (expand_builtin_atomic_load): Likewise.
27841 (expand_builtin_atomic_store): Likewise.
27842 (expand_builtin_atomic_clear): Likewise.
27844 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27847 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27848 Replace nonimmediate_operand with vector_operand.
27849 * config/i386/predicates.md (vector_operand): New predicate.
27850 (general_vector_operand): Replace nonimmediate_operand with
27852 * config/i386/sse.md: Replace nonimmediate_operand with
27853 vector_operand and m constraint with Bm constraint on SSE
27854 patterns with 16-byte memory operand.
27855 * config/i386/subst.md (round_nimm_predicate): Replace
27856 nonimmediate_operand with vector_operand.
27857 (round_saeonly_nimm_predicate): Likewise.
27858 (round_saeonly_nimm_scalar_predicate): New.
27860 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27863 * config/i386/constraints.md (Bm): New constraint.
27864 * config/i386/predicates.md (vector_memory_operand): New
27866 * config/i386/sse.md: Replace xm with xBm in plusminus and
27867 any_logic patterns.
27869 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27872 * doc/extend.texi (V850 Function Attributes): New section.
27873 (V850 Variable Attributes): New section.
27875 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27878 * doc/extend.texi (MicroBlaze Function Attributes): Document
27879 interrupt_handler and fast_interrupt attributes.
27881 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27884 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27885 for local symbolic operands.
27886 * config/ia64/predicates.md (local_symbolic_operand64): New
27889 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27891 PR rtl-optimization/68651
27892 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27895 2016-01-05 Nathan Sidwell <nathan@acm.org>
27897 * alias.c (compare_base_decls): Use symtab_node::get.
27899 2016-01-05 Nick Clifton <nickc@redhat.com>
27902 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27903 secondary_reload_info structure.
27906 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27907 decls if weak support is available.
27909 2016-01-04 Martin Sebor <msebor@redhat.com>
27911 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27913 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27915 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27916 OPTION_MASK_P9_DFORM.
27918 * config/rs6000/constraints.md (wo constraint): New constraint for
27921 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27923 (rs6000_init_hard_regno_mode_ok): Likewise.
27925 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27928 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27929 expanders not to have constraints. Add support for ISA 3.0 xxperm
27930 instruction. Add support for fusing xxlor with xxperm.
27931 (altivec_vperm_<mode>_internal): Likewise.
27932 (altivec_vperm_v8hiv16qi): Likewise.
27933 (altivec_vperm_<mode>v16q): Likewise.
27934 (altivec_vperm_<mode>_uns): Likewise.
27935 (vperm_v8hiv4si): Likewise.
27936 (vperm_v16qiv8hi): Likewise.
27938 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27940 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27942 Update copyright years.
27944 * gcc.c (process_command): Update copyright notice dates.
27945 * gcov-dump.c (print_version): Ditto.
27946 * gcov.c (print_version): Ditto.
27947 * gcov-tool.c (print_version): Ditto.
27948 * gengtype.c (create_file): Ditto.
27949 * doc/cpp.texi: Bump @copying's copyright year.
27950 * doc/cppinternals.texi: Ditto.
27951 * doc/gcc.texi: Ditto.
27952 * doc/gccint.texi: Ditto.
27953 * doc/gcov.texi: Ditto.
27954 * doc/install.texi: Ditto.
27955 * doc/invoke.texi: Ditto.
27957 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27959 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27960 modes larger than TImode as TImode if NEON is not enabled.
27962 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27965 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27966 mode for %f0-%f31 only if TARGET_FPU.
27968 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27971 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27972 to compute the PACKED_P predicate.
27973 (function_arg_record_value): Minor tweaks.
27975 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27977 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27978 option for arm*-*-* targets.
27980 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27982 * doc/extend.texi (Common Function Attributes): Move docs for
27983 MSP430-specific attributes to....
27984 (MSP430 Function Attributes): ...here. Delete the redundant
27985 entries and copy-edit the remaining text.
27986 (MSP430 Variable Attributes): Use uniform format for index
27987 entries and add a cross-reference to the corresponding function
27990 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27992 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27994 (x86 Options): Likewise.
27996 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28000 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
28001 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
28002 to corresponding attribute.
28004 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28006 * doc/extend.texi (Common Function Attributes) <noplt>: Move
28007 to correct alphabetization of table. Copy-edit and correct
28009 <stack_protect>: Likewise.
28010 <target_clones>: Likewise.
28012 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
28013 Correct punctuation.
28014 (Code Gen Options) <-fno-plt>: Copy-edit.
28016 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
28019 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
28020 SI values. Explicitly convert SI to DI and vice-versa.
28022 2016-01-01 Jakub Jelinek <jakub@redhat.com>
28024 PR tree-optimization/69070
28025 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
28026 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
28029 * ubsan.c (ubsan_instrument_float_cast): Call
28030 initialize_sanitizer_builtins.
28033 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
28035 Copyright (C) 2016 Free Software Foundation, Inc.
28037 Copying and distribution of this file, with or without modification,
28038 are permitted in any medium without royalty provided the copyright
28039 notice and this notice are preserved.